JP3322785B2 - Repeater for control equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a repeater for control equipment used for wiring a control signal cable of an automatic control device.

[0002]

2. Description of the Related Art FIG. 3 shows a conventional repeater used for wiring control signals of an automatic control device. FIG. 3 is a schematic diagram showing a repeater for control signal wiring of a conventional automatic control device. In the figure, reference numeral 101 denotes a plurality of sensors for detecting the operation of the apparatus, and the detected signals are supplied to the repeater 102. An output signal from each sensor is connected to one line of the multi-core cable 106 at an individual terminal 102a provided on a terminal plate 102d of the repeater, and a common signal line (for example, an earth line) of each sensor is connected to a bundled band. A plurality of cables are bundled at 105 or the like to form a bundle of cables, which are simultaneously connected at a common terminal 102b of a terminal plate 102e provided on the repeater 102, or provided in the repeater 102 for each sensor. After being connected to the plurality of common terminals 102c, the respective common terminals 102c
Are short-circuited, connected in common, connected to individual lines of the multi-core cable 106, and supplied to the control panel 103.

In the control panel 103, control signals corresponding to a plurality of controlled units 108 are generated based on signals from the sensor 101, and the repeater 1 is connected by a multi-core cable 107.
04. Terminal plate 1 provided on repeater 104
04b has a plurality of terminals 1 corresponding to the controlled unit 108.
A signal line 04a is provided, and the signal lines of the multi-core cable 107 and the controlled means 108 are individually connected to output command signals corresponding to the controlled means 108, respectively. Therefore, the controlled means 108 operates in accordance with the input command signal to perform control. The relay for control signal wiring of the conventional automatic control device is configured as described above and connects signals necessary for control.

[0004] In recent years, diversification of control operations has been promoted in labor-saving equipment utilizing automatic control, the amount of use of sensor valves and the like has increased, and the number of lines and man-hours for drawing lines into a control panel have increased.

However, when the above-described conventional repeater is used, as shown in FIG. 4, a signal line corresponding to a sensor or a controlled means is transmitted from a control panel using a terminal plate provided on the repeater. When connecting to a core cable, each terminal of the repeater must be individually wired using crimp terminals, etc., and the man-hours for individual wiring increase in proportion to the increase in sensors and controlled means, and incorrect wiring Will occur. In addition, wiring of each line in the repeater needs to be confirmed for each control device, and there is a problem that mass productivity is poor and the cost of the device is increased.

[0006]

SUMMARY OF THE INVENTION The present invention has been made in consideration of the above-described problems, and has as its object to provide a repeater for a control device in which the number of steps for connecting signal lines is small and wiring can be performed accurately. .

[0007]

According to the first aspect of the present invention,
Multiple sensors for inputting signals from multiple sensors
And a signal input to the sensor signal input terminal.
In a repeater for a control device having a single control means output terminal for collecting and outputting signals to the control means , signals from the sensors each have an individual signal line and a common signal line, and the output of each sensor is Insertion plugs are respectively connected to the signal lines, and the sensor input terminals are connected to the insertion plugs.
Consists of multiple connectors that can be inserted and removed individually
The plurality of sensors in the control device repeater.
The common signal lines of the
Centralized distribution of common signal lines and individual signal lines of each sensor
Connected to the output terminal of the control means.
The force terminal attaches / detaches the insertion plug connected to the control means.
It is constituted by a single connector that can be freely inserted , and electrically connects the plurality of sensors and the control means.
Characterized in that it was.

According to a second aspect of the present invention, a control signal output from the control means is transmitted to a cable connected to the control means.
Control means having a single control means input terminal for inputting via a controller, and a plurality of controlled means output terminals for outputting a plurality of command signals corresponding to the control signal to a plurality of controlled means, respectively. a device for relay, the control means
Are fingers for outputting to the plurality of controlled units, respectively.
Command signals are supplied together via the cable, and the
Cable connected to the control means and the plurality of controlled means.
The insertion plug is connected, said control means input
The terminal can be inserted and removed automatically with the insertion plug connected to the cable.
A single connector to be inserted into the
The control means output terminal is connected to the plurality of controlled means.
With multiple connectors to insert the insertion plug detachably
The control signal is configured in the control device repeater.
Line outputs corresponding to the plurality of controlled means from the signal
Form respectively connected to said plurality of connectors, the cable
Is connected to the control means input terminal.
Inserted into a single connector and connected to the plurality of controlled means
Connected plugs are connected to the plurality of output terminals of the controlled means.
The control means and the plurality of controlled means are electrically connected by being inserted into a connector .

[0009]

The present invention is constructed as described above.
According to the described invention, connectors are provided at the sensor input terminal and the control means output terminal of the repeater for the control device, and the insertion plugs provided at each sensor and the control means of the control device are configured to be detachable. Since each of the plurality of sensors and the control means is electrically connected to both the individual signal and the common signal by inserting the insertion plugs into the connectors, the The number of steps for connecting lines is small, and wiring can be performed accurately.

According to the second aspect of the present invention, connectors are provided at the control means input terminal and the controlled means output terminal of the repeater for the control equipment, and provided at the control means of the control equipment and each controlled means. In the case of creating a control device, since the insertion plug is configured to be detachable and the control unit and the plurality of controlled units are electrically connected by inserting the insertion plug into the connector, respectively. In addition, the number of steps for connecting signal lines is small, and wiring can be performed accurately.

[0011]

FIG. 1 is a block diagram showing an embodiment of the present invention. FIG.
This will be described below based on FIG. 1 is a schematic configuration diagram of a repeater for a control device according to a first embodiment of the present invention, showing a case where a sensor of a control device and a control panel are relayed and connected. In FIG. 1, reference numerals 1a to 1d denote sensors for detecting the operation of the control device.
Supplied to Insertion plugs 3a to 3d are connected to output lines of the sensors 1a to 1d in advance, respectively, and correspond to the sensors 1a to 1d provided on the input end side (sensor input terminal side) of the repeater 2. Socket 4
Each of the sensors 1a to 1d and the repeater 2 are electrically connected by being inserted into the sensors a to 4d.

Each line of the sensors 1a to 1d connected to the repeater 2 has a common signal line and an individual signal line. The common signal line (for example, the ground line of each sensor) is provided by a printed circuit board 2a provided in the repeater. And a common power supply line) are wired together with the individual signal lines of each of the sensors 1a to 1d so as to be integrated into one, for example, and a socket provided on the output end side (control means output terminal side) of the repeater 2. 5 is connected. Further, an insertion plug 7 corresponding to the socket 5 is connected to the multi-core cable 6 connected to the control panel (not shown) in advance, and by inserting the insertion plug 7 into the socket 5, the repeater 2 and the not-shown The control panel is electrically connected.

Since the repeater for control equipment in the first embodiment of the present invention is configured as described above, when connecting each sensor of the control equipment to the control panel, it is provided on each sensor or multi-core cable. Since the plugs can be connected simply by inserting the insertion plugs into the corresponding sockets of the repeater, the number of connection steps for the signal lines is small and there is no erroneous wiring.

FIG. 2 is a schematic structural view of a repeater for control equipment according to a second embodiment of the present invention, showing a case where a control panel of a control equipment and each controlled means are connected by relay.
In the figure, reference numeral 8 denotes a multi-core cable connected to a control panel (not shown) of the control device, which collectively supplies signals to be output to a plurality of controlled units 9a to 9c of the control device from the control panel. I do. The output end of each line of the multi-core cable 8 is connected to the terminal of the insertion plug 10 in advance, and is provided on the input end side (control unit input terminal side) of the repeater 11 corresponding to the insertion plug 10. Socket 1
2, the control panel and the relay 11 (not shown) are electrically connected.

Each line of the multi-core cable 8 connected to the repeater 11 is branched or connected by a wiring pattern of a printed board 11a provided in the repeater, and is connected to each of the controlled means 9a to 9c. A corresponding line output is generated and connected to each of the sockets 13a to 13c provided on the output end side (the controlled means output terminal side) of the repeater 11 corresponding to each of the controlled means 9a to 9c. An input plug 14 previously provided corresponding to the sockets 13a to 13c is provided at an input end of each of the controlled means 9a to 9c.
a-14c are connected, and the insertion plugs 14a-14
c is inserted into the corresponding socket 13a to 13c, respectively, so that the repeater 11 and each of the controlled means 9a to 9c are inserted.
c is electrically connected.

Since the repeater for control equipment according to the second embodiment of the present invention is constructed as described above, when the control panel of the control equipment is connected to each controlled means, each controlled means or multi-core is connected. Since the plug can be connected simply by inserting the insertion plug provided in the cable into the corresponding socket of the repeater, the number of connection steps of the signal line is small and there is no erroneous wiring.

[0017]

According to the first aspect of the present invention, a connector is provided at the sensor input terminal and the control means output terminal of the repeater for the control device. insert plug provided to each sensor and the control means is configured so as to be detachable, and by inserting the plug into the connector are respectively inserted, a plurality of sensors and <br/> control unit, and the individual signal Since both signals of the common signal are electrically connected, when a control device is created, the number of connection steps of signal lines is small, and wiring can be performed accurately. Further, the time required for disconnection or connection when repairing or replacing each sensor or control panel is reduced.

According to the second aspect of the present invention, connectors are provided at the control means input terminal and the controlled means output terminal of the repeater for the control equipment, and provided at the control means of the control equipment and each controlled means. In the case of creating a control device, since the insertion plug is configured to be detachable and the control unit and the plurality of controlled units are electrically connected by inserting the insertion plug into the connector, respectively. In addition, the number of steps for connecting signal lines is small, and wiring can be performed accurately.

[Brief description of the drawings]

FIG. 1 is a schematic configuration diagram of a repeater for a control device according to a first embodiment of the present invention.

FIG. 2 is a schematic configuration diagram of a control device repeater according to a second embodiment of the present invention.

FIG. 3 is a schematic diagram showing a repeater for control signal wiring of a conventional automatic control device.

FIG. 4 shows a state in which a signal line corresponding to a sensor or a controlled means is connected to a multi-core cable from a control panel on a terminal plate of a repeater for control signal wiring of a conventional automatic control device. is there.

[Explanation of symbols]

 1a ... sensor 1b ... sensor 1c ... sensor 1d ... sensor 2 ... repeater 2a ... printed circuit board 3a ... insertion plug 3b ... Insert plug 3c Insert plug 3d Insert plug 4a Socket 4b Socket 4c Socket 4d Socket 5 Socket 6 Multi-core cable 7 Insert plug 8 Multi-core cable 9a Controlled means 9b Controlled means 9c Controlled means 10 ... Insert plug 11 ... Repeater 11a ... Printed circuit board 12 ... Socket 13a ... Socket 13b ... Socket 13c ... Socket 14a ... Insert plug 14b ... Insert Plug 14c ... insertion plug

Claims (2)

(57) [Claims] 1. A signal from each of a plurality of sensors is input.
A plurality of sensor input terminals, and the sensor signal input terminal
A single signal that aggregates the signals input to
In a repeater for control equipment provided with an output terminal for control means, a signal from the sensor is shared with an individual signal line.
It has a communication line and is inserted into the output signal line of each sensor.
Input plugs are respectively connected, and the sensor input terminals are constituted by a plurality of connectors for detachably inserting the respective insertion plugs, and the plurality of sensors are shared in the control device repeater.
Along with consolidating communication lines, this consolidated co-communication
Signal lines and individual signal lines of each sensor
The control means output terminal is connected to the control means output terminal, and the control means output terminal is connected to the control means.
A single connector that allows the plug to be
Made, electrically connecting the control means and said plurality of sensors
A repeater for control equipment, characterized in that: Wherein 該制 a control signal output from the control means
Single control via cable connected to control means
A control means input terminal, the control signals a plurality of command signals corresponding to, a corresponding plurality of relays for controlling appliances provided with a plurality of controlled means output terminal for the line output to the control means, wherein The control means outputs to each of the plurality of controlled means
Command signals for the
And a cable connected to the control means and the plurality of controlled
Means are connected to insertion plugs, respectively, and the control means input terminal is connected to the plug connected to the cable.
A single connector that allows the plug to be
And the controlled means output terminal is connected to the plurality of controlled means.
Multiple connectors for detachably inserting connected insertion plugs
The control signal from the control signal in the repeater for the control device.
Generating line outputs corresponding to a plurality of controlled means;
An insertion plug connected to each of the plurality of connectors and connected to the cable is inserted into the control means.
Force terminal inserted into a single connector, said multiple controlled
Means connected to the controlled means output terminal.
By being inserted into a plurality of connectors , the control means and the plurality of controlled means are electrically connected to each other.
A repeater for control equipment, characterized in that: