JPH1125791A - Switch and wiring method using the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To secure safe wiring work and save working times and labor by providing electric wire connecting terminals connected to a switch contact and a fixed contact, respectively and two electric wire connecting terminals disposed at the both ends of a conductive member insulated from both the contacts. SOLUTION: Connecting terminals 4, 5 are disposed on a hinge-type switch contact 2 side and a fixed contact 3 side, respectively. Other connecting terminals 7, 8 are provided at the both ends of a conductive member 6 for supplying current. The entirety is covered with a protection cover 1. Normally a pilot lamp for a display is interposed between the switch contact 2 and the fixed contact 3. Electric wires 18 connected to a commercial power source 11 inside a ceiling 17 are inserted into the connecting terminals 5, 7. Two electric wires 19 connected to a luminaire 12 are suspended from the ceiling, to be inserted into the connecting terminals 4, 8, thereby dispensing with work inside the ceiling. A plurality of electric wire connecting mechanisms are preferably disposed in one or more of the connecting terminals. For example, the pilot lamp can be turned off or on in a state in which the switch is turned on or off.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a switch mounted on a wall or the like for blinking an electric device such as a lighting device mounted on a ceiling or the like.

[0002]

2. Description of the Related Art Conventionally, in order to blink a lighting fixture for indoor lighting or a stairway light attached to a ceiling or the like at hand,
A switch is installed at an appropriate height on the wall of the entrance to the room or the stairs. Normally, a one-way switch as shown in FIG. 7 is used as the flashing switch. The conventional one-way switch includes a hinge-type open / close contact portion 2, a fixed contact portion 3 serving as a counterpart contact portion of the open / close contact portion 2, a connection terminal 4 provided on the open / close contact portion 2, and a fixed contact portion 3 side. And the protective cover 1 covering the whole thereof. An operation unit cover for operating a switch (not shown) with a finger is attached to the switching contact unit 2.

FIG. 8 is a wiring diagram showing a circuit for blinking a lighting apparatus using the conventional switch of FIG. FIG.
, One of the electric wires 14 in the ceiling 17 connected to the commercial power supply 11 is connected to the connection terminal 4 of the switch and
5, one of the electric wires 16 connected to the lighting fixture 12 attached to the ceiling 17 at the connection point 13a,
The other end of the electric wire 14 connected to the commercial power supply 11 is connected at a connection point 13c. Further, the other end of the electric wire 16 connected to the lighting fixture 12 is connected to the other end of the electric wire 15 connected to the connection terminal 5 of the switch at a connection point 13b. The electric wire 15 to the switch is pulled down from the ceiling 17, and the electric wire 16 connected to the lighting fixture 12 is disposed in the ceiling 17.

[0004] Here, the connection terminals 4 and 5 of the switch have recently been replaced with a screw-type connection terminal, which is a plug-in type one-touch type which is simple in connection work. In addition, each electric wire 1
For the cables 4, 15, and 16, usually, a vinyl armored cable (VA cable) for which wiring work is easy is used.

[0005]

However, when wiring is performed using the switch as described above, the electric wire 15 to be pulled down to connect to the switch and the electric wire 16 to be connected to the lighting equipment are connected to the commercial power supply 11. When connecting to the electric wire 14, the connection work must be performed behind the ceiling 17, and work is performed in a place with a poor working environment such as a narrow space or a high place. is there.

An object of the present invention is to provide a switch which can secure the safety in the wiring work and reduce the working time and labor in consideration of such problems of the conventional wiring work.

[0007]

According to a first aspect of the present invention, there is provided an open / close contact, an open / close contact, a fixed contact serving as a counterpart contact to the open / close contact, and an electric wire connected to the open / close contact. A connection terminal A for connection, a connection terminal B connected to the fixed contact portion for connecting an electric wire, an open / close contact portion and a fixed contact portion, insulated from each other, a conductive member for passing a current, A switch connected to each of both ends of the member and provided with connection terminals C and D for connecting electric wires.

According to a sixth aspect of the present invention, there is provided a wiring method for connecting a power source, an electric device operated by the power source, and a switch according to any one of the first to fifth aspects for turning on and off the power source and the electric device. And connecting the two electric wires connected to the power supply to one of the connection terminal A on the switching contact portion side or the connection terminal B on the fixed contact portion side and one of the conductive member, respectively, to an electric device. The two connected electric wires are respectively connected to the connection terminal A on the switching contact part side and the connection terminal B not connected to the power supply side of the connection terminal B on the fixed contact part side and the other connection terminal of the conductive member. This is the wiring method to connect.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to the drawings showing an embodiment.

FIG. 1 is a configuration diagram showing a switch according to an embodiment of the present invention. FIG. 1A shows one mechanism for connecting electric wires at each connection terminal.
(B) shows that the mechanism for connecting the wires at each connection terminal is 2
Shows one thing. In FIG. 1A, this switch is a hinge type opening / closing contact portion 2 and its opening / closing contact portion 2
A fixed contact portion 3 serving as a mating contact portion, a connection terminal 4 provided on the switching contact portion 2 side, a connection terminal 5 provided on the fixed contact portion 3 side, a conductive member 6 for flowing the other current, It is composed of connection terminals 7, 8 provided at both ends of the conductive member 6, a pilot lamp (abbreviated as PL) 9 as an indicator lamp, a protective cover 1 covering the whole thereof, and the like.

In FIG. 1 (b), each connection terminal has four terminals.
a, 4b, 5a, 5b, 7a, 7b, 8a, and 8b are different from the above configuration in that they are respectively paired. Here, when the switch is on, the terminals of the PL9 are short-circuited, and the PL9 is turned off. When the switch is off, a voltage is applied between the terminals of the PL9, and the PL9 is turned on. Thus, for example, even when the switch is off, the ceiling light is turned off, and the surroundings are dark, the position of the switch can be determined by turning on the PL9.

FIG. 5 is a perspective view showing the appearance of the switch of the present embodiment. FIG. 5 shows a state in which the switch is off, PL9 is lit, and the operation unit cover 26 is illuminated from the inside, and the operation unit cover 26 provided on the open / close contact unit is shown.
When the open / close sign (black line) is pressed as shown by arrow A, the switch is turned on and PL9 is turned off.

As described above, the switch of this embodiment is
Although it is a one-sided switch, since the switch has a reciprocating electric wire path, the degree of freedom in wiring work is improved.

FIG. 2 is a wiring diagram showing an example of a wiring method using the switch of the above embodiment for blinking a lighting fixture. That is, the electric wires 18 connected to the commercial power supply 11 in the ceiling 17 are directly inserted and connected to the connection terminals 5 and 7 of the switch, respectively, and both the electric wires 19 connected to the lighting fixture 12 are pulled down from the ceiling 17. , And directly connected to the connection terminals 4 and 8 of the switch opposite to the connection terminals 5 and 7 described above. By wiring in this manner, the work of connecting behind the ceiling 17 can be omitted, and the safety of the wiring work can be ensured, and the work time can be shortened. Here, as described in the conventional example, a VA cable or the like is generally used as an electric wire used for wiring. However, such as a metal pipe construction using a vinyl insulated wire (IV electric wire) or a synthetic resin pipe construction. It goes without saying that the above method may be used.

FIG. 3 is a block diagram showing a switch according to another embodiment of the present invention. That is, the switch of this embodiment is a double switch in which two single switches described in the above embodiment are connected in parallel with the power supply side.

As shown in FIG. 3, the first switch portion 21 and the third switch portion 23 are provided with a conductive member 6, an on / off contact portion 2,
Two single switches each including a fixed contact portion 3 and the like are provided. Then, the connection terminals 8 on the power supply side of the conductive member 6 are connected to each other by the connection conductor 24, and
The connection terminals 5 of the fixed contact portion 3 on the power supply side are connected to the connection conductor 25.
Connected by Although the second switch section 22 is an empty space, the second switch section 22 is used for sharing a switch and a protective cover of an embodiment to be described later. It becomes possible to make it cheap.

In order to wire using the switch of the present embodiment, an electric wire connected to a commercial power supply is connected to the first switch unit 21.
Alternatively, the connection terminals 5 a and 7 b of the third switch unit 23 are plugged in and connected to the connection terminals 7 a and 7 b on the load side of each switch.
The electric wires connected to the electric devices may be inserted and connected to the necessary places of 4a and 4b.

FIG. 6 is a front view showing the appearance of a double switch according to the present embodiment.
The switch unit 23 is provided with a single switch as shown by the operation unit cover 26. The operation unit cover 26 shown by a two-dot chain line is a third embodiment of the present invention described later.
The case of a series of switches is shown.

FIG. 4 is a block diagram showing a switch according to still another embodiment of the present invention. That is, the switch of the present embodiment is a triple switch in which three of the single switches described in the above embodiment are connected in parallel with the power supply side.

As shown in FIG. 4, the first switch unit 21,
Each of the second switch section 22 and the third switch section 23 is provided with three single switches each including a conductive member 6, an open / close contact section 2, a fixed contact section 3, and the like. The connection terminals 8 on the power supply side of the conductive member 6 are connected to the connection conductor 2.
4, and the connection terminals 5 of the fixed contact portion 3 on the power supply side are connected by a connection conductor 25.

For wiring using the switch of the present embodiment, an electric wire connected to a commercial power supply is connected to the first switch unit 2.
1, connected to the connection terminals 5 and 8 of the second switch unit 22 or the third switch unit 23, and connected to the electrical devices at the required connection terminals 7a, 7b, 4a and 4b on the load side of each switch. What is necessary is just to insert and connect the connected electric wire.

As described above, by adopting the two-pole single-sided switch, it is possible to provide a switch having a pilot lamp function while improving the efficiency of wiring work. In addition, by using this switch as a two- or three-unit switch and wiring it, a plurality of electrical devices can be turned on and off from one place,
It is possible to easily realize the group management of the blinking of the lighting equipment.

In each of the above embodiments, the switch is provided with the indicator light, but the present invention is not limited to this, and the indicator light may not be provided.

In the above embodiment, one or two connection terminal connection mechanisms are provided. However, the present invention is not limited to this, and three or more connection terminals may be provided.

In the above embodiment, an example in which the number of switches is one to three has been described. However, a configuration in which four or more switches are provided may be employed.

In the above embodiment, a switch having a configuration including a plurality of switches may be constructed by assembling a single switch, or may be integrally formed.

Further, in the above-described embodiment, the lighting equipment is shown as an example of the electric equipment which is turned on and off.

[0028]

As is apparent from the above description, the present invention provides an openable / closable contact portion, a fixed contact portion which is a counterpart contact portion of the open / close contact portion, an open / close contact portion and a fixed contact portion. Is insulated and provided with a conductive member for passing an electric current, so that there is an advantage that safety can be ensured in wiring work, and working time and labor can be reduced.

[Brief description of the drawings]

FIGS. 1A and 1B are configuration diagrams showing a switch according to an embodiment of the present invention; FIG.

FIG. 2 is a wiring diagram showing an example in which the switch of the embodiment is used for blinking a lighting fixture.

FIG. 3 is a configuration diagram showing a switch according to another embodiment of the present invention.

FIG. 4 is a configuration diagram showing a switch according to yet another embodiment of the present invention.

FIG. 5 is a perspective view showing the appearance of a single switch.

FIG. 6 is a front view showing the appearance of a double or triple switch.

FIG. 7 is a configuration diagram illustrating an example of a conventional switch.

FIG. 8 is a wiring diagram showing an example in which a conventional switch is used for blinking a lighting device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Protective cover 2 Opening / closing contact part 3 Fixed contact part 6 Conductive member 9 Pilot lamp (PL) 11 Commercial power supply 12 Lighting fixture 17 Ceiling 21 First switch part 22 Second switch part 23 Third switch part 24, 25 Connection conductor

Claims (6)

[Claims] 1. An openable and closable contact part, a fixed contact part that is a counterpart contact part of the openable and closable contact part, a connection terminal A connected to the open and close contact part for connecting an electric wire, and the fixed terminal. A connection terminal B connected to a contact portion for connecting an electric wire, the switching contact portion and the fixed contact portion are insulated from each other, a conductive member for passing a current, and a conductive member for each end of the conductive member. A switch, comprising: connection terminals C and D for connection of electric wires. 2. An indicator light connected between said switching contact portion and said fixed contact portion.
The described switch. 3. One of said connection terminals A, B, C, D
The switch according to claim 1, wherein the at least one connection terminal has two or more mechanisms for connecting an electric wire. 4. A plurality of the switches according to claim 1, 2 or 3, wherein the connection terminals A or the connection terminals B are connected to each other, and the connection terminals C or D on one end side of the conductive member. Is connected. 5. The switch according to claim 4, wherein said plurality of switches are formed integrally. 6. A wiring method for connecting a power supply, an electric device operated by the power supply, and the switch according to claim 1 for turning on and off the power supply and the electric device. Connecting the two electric wires connected to the power source to one of the connection terminal A on the switching contact portion side or the connection terminal B on the fixed contact portion side and one of the conductive terminals, The two electric wires connected to the device are connected to the connection terminal A on the switching contact part side and the connection terminal B on the fixed contact part side that is not connected to the power supply side, and the other of the conductive members. A wiring method characterized by connecting to one of the connection terminals.