JPH04133229A - Terminating device of selector switch - Google Patents

Abstract

PURPOSE:To mount a selector switch terminal unit exposedly to the surface for mounting without use of any dedicated member by forming a shell from a selector base and a cover, and furnishing recessedly the accommodation part for signal line led out of the mounting surface at the back of the base. CONSTITUTION:A screw 53 is loosened, and a selector cover 35 is opened. A signal line 4 is led out of a box 83 embedded in the wall 82 and led out to the front face through a hole and a recess 80 in a selector base 34, and the base 34 is fixed to the wall surface 82 through a mounting hole 46 using wood screw 84, etc. After the signal line 4 is connected with the terminal part 58 of the base 34, hook 48 of the cover 35 is hitched at the base 34, and fixation is made with the screw 53. Thus a selector switch terminal unit concerned 9 can be mounted exposedly on the wall surface 82 without use of any dedicated exposure box, wherein the amount of protrusion from the wall surface 82 corresponds to the thickness of the terminal unit 9 proper solely, which does not protrude significantly.

Description

[Detailed Description of the Invention] [Industrial Application Field] The present invention provides a system for concentrating a large number of loads by providing a plurality of terminal units that receive time-division multiplexed transmission signals from a central control unit and monitor switches. This invention relates to a selector switch terminal device to be controlled.

[Prior Art] Fig. 10 shows a schematic configuration of a remote monitoring and control system using a selector switch terminal according to the present invention, in which a central control unit 1, switches S to which unique addresses are set,
A plurality of monitoring terminals 2 that monitor S4 are loaded, and ~L4
A control terminal 3 that controls the wireless relay terminal 7
, the external interface terminal 8 and the selector switch terminal 9 are connected by a pair of signal lines 4, and the transmission signal S sent from the central control unit 1 to the signal line 4 is as shown in FIG. 11(a). As shown in the figure, a start pulse signal ST indicates the start of signal transmission, a mode data signal MD indicates the signal mode, an address data signal AD transmitting 8-bit address data for calling terminals 2.3.7 to 9, and a load load signal. , ~L, a control data signal CD that transmits control data for controlling ) is a time-division multiplexed signal in which data is transmitted using pulse width modulation.

When the address data of the transmission signal Vs received via the signal line 4 and its own unique address data match, each terminal device 2, 3.7 to 9 captures the control data of the transmission signal Vs, and Return waiting signal W of signal Vs
The monitoring data signal is sent back as a current mode signal (a signal sent by short-circuiting the signal lines 4 via an appropriate low impedance) in synchronization with T. Further, the central control device 1 includes a dummy signal transmitting means for constantly transmitting a dummy transmission signal with the mode data signal MD in a dummy mode, and either a monitoring terminal 2 or a wireless relay terminal 7 or an external interface terminal. 8. When the interrupt signal Vi as shown in FIG. 11(b) returned from the selector switch terminal device 9 is received, the interrupt generating terminal device 2.7-9 is detected and the terminal device 2.7-9 is detected. Interrupt processing means is provided for accessing 9 and returning the monitoring data.

The central control device 1 also uses monitoring data sent back to the central control device 1 from the monitoring terminal 2 or the wireless relay terminal 7, the external interface terminal 8, and the selector switch terminal 9 as described above. Create control data to be transmitted to the control terminal 3 that controls the corresponding load, ~L4, and transmit the control data to the signal line 4.
The loads L1 to L4 are controlled by time-division multiplex transmission to the control terminal 3 via the control terminal 3.

The wireless relay terminal 7 is a terminal that relays data of an optical wireless system consisting of an optical wireless transmitter X, an optical wireless receiver Y, and a wireless signal line 4a, and transmits an optical signal transmitted from the optical wireless transmitter is received by the optical wireless receiver Y, the received data is received via the wireless signal line 4a, and this data is transferred to the central control device 1.

Further, the external interface terminal 8 is a terminal that performs data transmission with the external control device 8a, and the selector switch terminal 9 is a terminal that centrally controls a large number of loads. The monitoring terminal 2 and control terminal 3 installed in the distribution board 6 or relay control panel 6a have the dimensions agreed upon by the distribution board, and their M#4 output allows for load control. A remote control relay (latching relay that can be turned on and off using a hand switch) 5 is controlled.

[Problem to be solved by the invention] Conventionally, a large number of switches s, sis,...
A selector switch terminal 9 is used in which a number of... are installed in a row and a large number of loads can be centrally controlled.
The conventional selector switch terminal 9 is only for embedding in the construction surface, so if it is installed exposed from the construction surface, a dedicated exposure box is required, and there is a problem that it is exposed considerably from the construction surface, which is the wall surface. there were.

The present invention has been provided in view of the above-mentioned points, and provides a selector switch terminal device that can be exposed and attached to a construction surface without using a special member when it is attached to a construction surface. It is intended for this purpose.

[Means for Solving the Problems] The present invention comprises an outer shell of a selector switch terminal device consisting of a selector base and a selector cover, and a recessed storage portion for storing the signal line led out from the construction surface on the back of the selector base. A selector base is placed on the surface of the construction material.

[Function] Thus, the signal line led out from the construction surface is stored in a storage portion formed on the back surface of the selector base, and the selector base is disposed as it is on the surface of the construction surface.

[Embodiments] Hereinafter, embodiments of the present invention will be briefly described with reference to the drawings. first,
The configuration of the terminal unit 2' for switch monitoring will be explained with reference to FIG. The terminal case 21 is composed of a body 22 and a cover 23, and a printed circuit board 24 placed inside the terminal case 21 includes switches SL to S1 for receiving monitoring input, and light emitting diodes LDa and LD for operation display.
b are arranged in rows, and in the center is a light-receiving photodiode which is an optical wireless receiver for setting the address, for example, setting the type of lighting load delay function, - time lighting function, dimming function, etc. PD and light emitting diode LD
has been implemented.

Light emitting diodes LDa and LDb are provided on one end side of the cover 23.
A window 25 is provided to view the
Opening 2 for arranging the operation handle 26 corresponding to the
7 is installed in a row. In the center of the cover 23 is an opening window 2 through which the photodiode PD and light emitting diode LD are exposed.
8 is perforated, and a filter 29 that passes only infrared light is provided on the upper surface side of this opening window 28.
A transparent nameplate 30 is attached to the surface of the cover 23 on the top surface of the device 9.

An elastic locking piece 31 is integrally protruded from the end surface of the body 22, and a locking hole 32 is formed on the side surface of the cover 23, through which the locking piece 31 is inserted and locked to connect the cover 23 and the body 22. It is perforated.

FIG. 9 shows an example of the circuit configuration of the monitoring terminal unit 2' for monitoring the switches SI to S, which includes a signal processing circuit 10 made of a microcomputer, an address setting section 11 formed of an EEPROM, Photodiode P
an optical signal receiving section 12 consisting of D and transistors Qs and Q=, an optical signal transmitting section 13 consisting of a light emitting diode LD and a transistor Q4, a power supply circuit 14 consisting of a Zener diode ZD and a transistor Q2, and a resistor R
and a transistor Q, a return circuit 15, a reset circuit 16, and the like.

Therefore, the transmission signal Vs transmitted via the signal line 4 is
Rectified by diode bridge DB, transistor Q,
The circuit power of each terminal device circuit including the signal processing circuit 10 is inputted to the signal input terminal of the signal processing circuit 10 via the power supply circuit 1 which makes the rectified voltage of the transmission signal VS a constant voltage.
4. The signal processing circuit 10 also determines whether the unique address data set in the address setting section 11 matches the address data of the received transmission signal Vs, and captures the control data to be transmitted subsequently when the addresses match. , controls the light emitting diodes LDa and LDb for displaying load operation (on→red, off→green), checks the states of switches S to S, forms monitoring data, and transmits the monitoring data from the return circuit 15 to the current. A return signal (2) to be sent back to the central control unit 1 as a mode signal (a resistor R with a low resistance value is inserted in the signal line 4) is sent to the signal line 4.

On the other hand, writing of data to the EEPROM constituting the address setting section 11 is performed by the signal processing circuit 10, and the data to be written is processed by signal processing of the signal received by the optical signal receiving section 12. formed, 32
Predetermined data of bits is written. Here, the signal received by the optical signal receiving section 12 is an optical wireless signal transmitted from a data setting device (not shown), and the response signal such as a reception confirmation signal from the optical signal transmitting section 13 is an optical wireless signal. The signal is transmitted as a signal, and data can be reliably transmitted wirelessly between the terminal unit 2' for monitoring the switch and the data setting device.

Figure 2 shows the switch monitoring terminal unit 2' at 11.
An exploded perspective view of selector switch terminals 9 arranged in rows is shown. In addition, the selector switch terminal unit 9 for centrally controlling the load has 11 terminal units 2' for monitoring switches of 4 circuits each arranged in a row for 44 circuits, and
One setting switch unit 17 is provided for controlling the lighting load pattern. This setting switch unit 17
For example, in order to perform pattern control of lighting loads on a hierarchical basis and pattern control of inquiry lighting on the same floor, settings are made for control terminals corresponding to each lighting load.

The outer shell of the selector switch terminal 9 is the selector base 34
and a selector cover 35, the selector base 3
Arrangement portions 36 for arranging terminal units 2' and 17 are formed on both sides of 4 by using ribs 37 in the shape of a rectangular frame. A fixing part 38 is integrally formed on the rib 37 of each placement part 36, two protrusions 39 are provided protruding from the upper surface of the fixing part 38, and a screw hole 40 is formed in the protrusion 39. has been done. On the other hand, as shown in FIGS. 2 and 3, fixing pieces 41 and 42 are formed at both ends of the cover 23 of the terminal unit 2' for switch monitoring.
．． Each of the holes 42 has three insertion holes 43 formed therein. The insertion holes 43 on both sides are fitted into the protrusions 39 of the fixed part 38 for positioning, and the screws 44 are inserted into the tapped holes 40 of the fixed part 38 through the central insertion holes 43. By doing so, the terminal unit 2' is arranged and fixed on the cover 35 of the selector switch terminal 9.

A mounting hole 45 for attaching to a wall surface, etc. is provided in the vertical direction of the center of the selector base 34, and a daruma-shaped mounting hole 46 is provided at one end of the selector base 34, and a slot-shaped mounting hole 46 is provided at both sides and the other end. Holes 47 are formed at predetermined intervals. A fitting portion 49 into which a hook 48 formed at one end of the selector cover 35 fits is formed at one end of the selector cover 35 .

A nut 51 is disposed in the recess 50a of the protrusion 50 at the other end of the selector base 34, and a screw 53 inserted through the hole 52 on the side surface of the selector cover 35 is screwed into the nut 51, thereby connecting the 5-selector cover 35 and the selector base. 34 are assembled and connected. Further, a pair of engagement pieces 54 are formed at the center of the selector base 34 , and an engagement protrusion 55 that fits between the engagement pieces 54 is formed at the center of the selector cover 35 . Further, a rib 56 having a recess 56a is provided at the center of both sides of the selector base 34, and a protruding rib 57 that fits into the recess 56a of the rib 56 projects from the inner surface of the selector cover 35. be.

A terminal portion 58 to which a signal line is connected is arranged on both sides of one end of the selector base 34.
The terminal board 59 and the terminal screw 60 that constitute the terminal block 58a
It will be installed. Further, between the terminal parts 58, a printed circuit board block 61 for transmitting a signal line is arranged and fixed to the selector base 34 by screwing a screw 62 into a boss hole 63 of the selector base 34. There is. Connectors 64 and 65 for sending the transmission signals are mounted on both sides of the printed circuit board block 61, and connectors 64 and 65 for sending the transmission signals are mounted on both sides of the nine terminal unit 2' which are respectively fitted and connected to the connectors 66 of the terminal unit 2' for switch monitoring. Recesses 67a and 67b are provided, and one recess 67a has a connector 66 for signal reception.
is led out, and a signal sending connector 68 is arranged in the other recess 67b. By connecting the connectors 66 and 68 of adjacent terminal units 2', signal lines for time-divisionally transmitting transmission signals are routed to each switch monitoring terminal unit 2'.

When the terminal units 2' are arranged in a row on the selector base 34, a name sheet 70 having this length and in which the name of each controlled load is written is arranged. Name sheet 7
A plurality of tongue pieces 71 are integrally provided at predetermined intervals from one side of the terminal unit 0, and these tongue pieces 71 are inserted and locked into holes 72 formed in the stepped portion of the upper surface of each terminal unit 2'. Then, the name sheet 70 is positioned. Furthermore, name sheet 70
A name cover 73 is placed over the top surface of the device.

On one side of the name cover 73, a plurality of projecting pieces 75 that are inserted and locked into the holes 74 of the terminal unit 2' are protruded at predetermined intervals, and on the other side, L-shaped locking pieces 76 are formed. ing. This stopper piece 76 is slid and inserted into a locking hole 77 formed at the end of the fixing piece 41 of the terminal unit 2', as shown in FIG. 3, to fix the name cover 73 to the terminal unit 2'. do. Incidentally, the name sheet 70 is designed to write the name of the load or to attach a sticker to it. After fixing the name cover 73, the selector cover 35 is fixed to the selector base 34 with the screws 53 as described above, and the name cover 73 is securely fixed. At this time,
The selector cover 35 is formed with an opening 35a corresponding to the name cover 73, so that the name of the load, etc. can be visually recognized from the front side of the selector cover 35.

Here, as shown in FIG. 3, a striped mesh strip 78 is provided on one side of the name sheet 70, and a transparent striped mesh is printed only on the part corresponding to the filter 29 that becomes the light receiving and emitting part. (shaded area in the figure), the light receiving and emitting parts are made inconspicuous. Also, name sheet 7
On the other side of the light emitting diode 0, transparent portions 79 corresponding to the light emitting diodes LDa and LDb are provided.

By the way, the signal line for transmitting signals is wired inside the wall, and the present selector switch terminal device 9 is designed to accommodate the signal line no matter which part of the wall surface the signal line comes out from. 4 and 5 show the entire selector switch terminal device 9, and as shown in FIG. 5 showing the back surface of the selector switch terminal device 9, the back surface of the selector base 34 forms a recessed surface portion 80 that is recessed one step. This concave portion 80 serves as a storage portion for the signal line 4. And selector base 34
A hole 81 through which the signal line 4 is passed is bored in the upper part of both sides. The signal wire 4 led out from the wall is accommodated in the concave portion 80, and the signal wire 4 is pushed through the hole 81, and the conductor of the signal wire 4 is connected to the terminal screw 60 and the terminal plate 59 as shown in FIG. 4(a).
The terminal section 58 is connected to the terminal section 58 by tightening the terminal section. Also, a concave portion 8 is provided from the periphery of the back surface of the selector base 34.
The other parts including 0 are low, so it can be used on uneven walls,
Even when installed on thick cloth walls, the Selector Base 3
4 deformation is minimized.

Next, a method of attaching the selector switch terminal 9 will be explained. As shown in FIGS. 6 and 1, first, loosen the screws 53 of the selector switch terminal 9 and open the selector cover 35. The signal line 4 is led out from the embedded box 83 buried in the wall surface 82, and the signal line 4 is brought out to the front via the concave portions 80 and 681 of the selector base 34, and the selector base 34 is secured to the wood screw 84, etc. Mounting hole 46
The selector base 34 is fixed by screwing onto the wall surface 82 through the screws. Next, connect the signal line 4 to the terminal portion 5 of the selector base 34.
8, the hook 48 of the selector cover 35 is hooked onto the selector base 34, and the selector cover 35 is fixed with screws 53.

In this way, the selector switch terminal device 9 can be exposed and installed on the wall surface 82 without using a dedicated exposure box. Further, since a dedicated exposure box is not used, the amount of protrusion from the wall surface 82 is only the thickness of the selector switch terminal 9 itself, and does not protrude much.

Next, a method of writing a name on the name sheet 70 will be explained. As shown in FIGS. 7 and 8, loosen the screws 53 of the selector switch terminal 9 and remove the selector cover 35.
Remove. Then, slide the name cover 73 upward and remove it.

Next, the name sheet 70 is removed and a sticker 85 is pasted on the front surface or the name sheet 70 is written directly.

After filling in the name, attach the name cover 73, and then
Attach the selector cover 35.

[Effects of the Invention] As described above, the present invention has the outer shell of the selector switch terminal device formed into an ellipse by the selector base and the selector cover, and the storage portion for storing the signal line led out from the construction surface is recessed on the back of the selector base. Since the selector base is placed on the surface of the construction material, the signal wire led out from the construction surface is stored in the storage part formed on the back of the selector base, and the selector base is directly attached to the surface of the construction material. Therefore, the selector switch terminal can be installed freely by only exposing the signal line from the construction surface. Also, since a dedicated exposed box is not used as in the past, the selector switch terminal can be installed freely. This has the effect of reducing the amount of protrusion from the construction surface.

[Brief explanation of drawings]

Fig. 1 is a cross-sectional view of the selector switch terminal according to the embodiment of the present invention attached to a wall, Fig. 2 is an exploded perspective view of the selector switch terminal shown above, and Fig. 3 is a switch monitoring same as above. 4(a) to 4(c) are a cutaway front view, bottom view, and cutaway side view of the selector switch terminal unit for the above, FIG. 5 is a rear view for the same as the above, and FIG. The figure shows how to install the same as above, Figures 7 and 8 are explanatory diagrams showing how to write the name in the above, Figure 9 is a circuit diagram of the terminal unit for monitoring the switch, and Figure 10 is A schematic configuration diagram of the remote monitoring and control system, and FIG. 11 is an operation waveform diagram of the same as above. 1 is a central control unit, 2 is a monitoring terminal, 2' is a terminal unit for switch monitoring, 3 is a control terminal, 4 is a signal line, 9 is a selector switch terminal, 34 is a selector base, 35 is a It is a selector cover. Agent Patent Attorney Ishi 1) Chief Figure 7 5

Claims (1)

[Claims] (1) A control terminal device that controls the load based on the control data following the address data of the time division multiplexed transmission signal transmitted from the central control unit via the signal line, and a control terminal device that controls the load based on the control data following the address data of the time division multiplex transmission signal transmitted from the central control unit via the signal line A switch monitoring terminal device that returns multiplex transmission signals to a central control device during the return waiting period and transmits the signal from the central control device to a control terminal device to control the load, and a function equivalent to that of a switch monitoring terminal device. In a remote control system equipped with a selector switch terminal, etc. that centrally controls loads by providing multiple terminal units equipped with A selector switch terminal device characterized in that a storage section for storing a signal line led out from a construction surface is recessed, and a selector base is arranged on the surface of construction material.