JPH04368730A - Card switch - Google Patents

Abstract

PURPOSE:To make the size of an installation pitch of an apparatus main body small to make the apparatus main body small in size and the external appearance design in good coordination. CONSTITUTION:An apparatus main body 1 is so made in a size as to correspond to an outlet box X having an installation pitch whose size is close to the longitudinal size of a using card in the insertion direction. A card insertion inlet 3 is formed in the upper face of the apparatus main body and an open mouth stopping hole facing downward and into which a stopping extrusion 9 formed in the upper end of an installation frame 8 to be installed in the outlet box X is formed in the upper part in the back side of the apparatus main body 1. Also, a recessed part into which a fixed piece 16 in the lower part of the installation frame 8 is inserted is formed in the lower part of the back side of the apparatus main body 1 and an insertion hole to insert screw 14 to be screwed to a screw hole 16a formed in the fixed piece 16 into the recessed part from the outside of the apparatus main body 1 is formed in the lower side of the apparatus main body 1.

Description

[Detailed description of the invention]

0001

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a card switch device.

0002

[Prior Art] A card switch device is used in hotels, etc. for the purpose of turning on the lights in the room where the device is installed, detecting occupancy, etc. by inserting a card the size of a business card and driving the switch section. provided in the room.

0003

[Problems to be Solved by the Invention] However, in the conventional card switch device, the mounting pitch of the main body of the device corresponds to the mounting pitch (83.5 mm) of the outlet box corresponding to the three module dimensions of a general wiring device. Therefore, there was a problem that the size of the device body was large compared to the size of the card used, and the external design was not well-organized.

The present invention has been made in view of the above-mentioned problems, and its purpose is to reduce the size of the mounting pitch of the device main body, to reduce the size of the device main body, and to improve the external design. The purpose of the present invention is to provide a card switch device that can be used in a well-organized manner.

[0005]

[Means for Solving the Problems] In order to achieve the above-mentioned object, the invention according to claim 1 provides an apparatus having a size corresponding to an outlet box having a mounting pitch close to the length dimension in the insertion direction of the card used. A main body is formed, a card insertion slot is provided on the top surface of the device main body, a switch section is provided inside to be driven by a card inserted from the card insertion slot, and the back side is provided with attachment means corresponding to an outlet box. It is something that

The invention as set forth in claim 2 provides a locking hole with a downward opening into which a locking protrusion provided at the upper end of the mounting frame to be attached to the outlet box is inserted from below at the upper rear side of the apparatus main body; A recess into which the fixing piece protruding forward from the lower part of the mounting frame is inserted is provided in the mounting frame, and a screw is inserted into the screw hole provided in the fixing piece inserted into this recess on the lower surface of the device main body corresponding to the recess. An insertion hole is provided for insertion from the outside of the device main body, and these locking holes, recesses, and insertion holes constitute the above-mentioned attachment means.

[0007]

[Operation] Since the main body of the device is formed in a size compatible with an outlet box having a mounting pitch close to the length dimension in the insertion direction of the card to be used, the size of the main body of the device can be brought close to the size of the card to be used. It is possible to create a cohesive external design that matches the size of the card.

[0008] Furthermore, a locking hole with a downward opening is provided in the upper part of the back of the apparatus main body, into which the locking protrusion provided at the upper end of the mounting frame to be attached to the outlet box is inserted from below; A recess is provided into which the fixing piece protruding from is inserted, and an insertion hole is provided on the lower surface of the device main body corresponding to the recess into which a screw is inserted, which is screwed into the screw hole provided in the fixing piece inserted into the recess. By configuring the above-mentioned attachment means with these locking holes, recesses, and insertion holes,
When attaching the device main body to the outlet box, attach the attachment frame to the outlet box in advance, then engage the locking protrusion of the attachment frame into the locking hole, and insert the fixing piece of the attachment frame into the recess to temporarily attach it. After that, the device body can be fixed to the mounting frame by inserting a screw from outside the device body into the insertion hole and screwing it into the screw hole of the fixing piece, making it easy to attach the device body to the outlet. It is also possible to cover the attachment site with the main body of the device.

[0009]

[Examples] The present invention will be explained below with reference to Examples. 1 to 4 are drawings showing one embodiment, and the illustrated device main body 1 has a mounting pitch (60 mm) close to the length dimension in the insertion direction of a business card-sized card (not shown) to be used. The cover 2 has an outer shape that corresponds to the dimensions of the medium-sized square outlet box X to which the mounting frame 8 is attached, and is made of a synthetic resin molded product with an opening on the back and a fitting opening 28 on the top surface, and a card insert. Provide a mouth 3,
An upper cover 4 made of a synthetic resin molded product that is fitted into the fitting opening 28 of the cover 2 and whose flange portion is fixed to the cover 2 by ultrasonic heat bonding, and a synthetic resin molded product that is attached to the back side of the cover 2. It is composed of a body 5.

The cover 2 has an inverted triangular hole 6 in the center of the upper front, and an inverted triangular protrusion 7a provided on a light-transmitting synthetic resin cover 7 attached to the back side of the hole 6. When fitted, the protrusion 7a is exposed to the outside from the front of the cover 2. This protrusion 7a constitutes an illuminated display section for position display. Also, on both sides of the upper part of the back opening of the cover 2, locking holes 1 into which locking protrusions 9 of a mounting frame 8, which will be described later, are engaged.
0 are provided respectively, and locking holes 12 are provided at positions slightly below the position where the locking holes 10 are provided, into which the locking protrusions 11 provided on both sides of the upper end of the body 5 are engaged. A locking recess 22 is provided in which locking projections 21 provided on both sides of the body 5 are locked. Further, on one side of the lower part of the cover 2, there is a fixing piece 16 protruding from one side of the lower part of the mounting frame 8 in the front direction.
A recess 13 with a rear opening is provided into which the screw 14 is inserted, and an insertion hole 15 is provided on the lower surface of the cover 2 corresponding to the recess 13 to allow a screw 14 to be inserted into the recess 13 from the outside.

The body 5 is provided with a recess 20 in the center in which the printed circuit board 18 of the switch section 17 is fixed and housed with a screw 19, and the locking projections 2 are provided on the outer surfaces of both side pieces 5a.
1 is integrally provided, and furthermore, the above-mentioned locking projections 11 are integrally provided on both sides of the upper end. The switch section 17 is composed of the printed circuit board 18, two microswitches SW1 and SW2 attached to the printed circuit board 18, a neon lamp L, and a current limiting resistor R, and as shown in FIG. Terminals 30a and 30b to which the common terminals of SW2 are connected, respectively, and microswitch SW1
Terminal 30c connected to the normally closed contact of microswitch SW1 via the neon lamp L and current limiting resistor R, terminal 30d connected to the normally open contact of microswitch SW1, and microswitch S
Terminals 30e and 3 connected to the normally open and normally closed contacts of W2
An outlet 29 in which the six lead wires 31 connected to 0f are passed through from the back surface of the recessed portion 20 of the body 5 to the back surface.
It is derived from

When attaching the body 5 with the switch section 17 attached to the cover 2, the body 5 is attached to the cover 2 while the locking protrusion 11 at the upper end of the body 5 is engaged with the locking hole 12 of the cover 2. Fit into the rear opening of the both side pieces 5a.
The body 5 is fixed to the cover 2 by engaging the locking protrusions 21 provided therein into the locking recesses 22 on both inner surfaces of the cover 2.

The microswitches SW1 and SW2 of the switch section 17 attached to the body 5 by this fixing
The tips of the actuators 231 and 232 face toward the card insertion slot 3 of the upper cover 4, which is fitted into the fitting opening 28 on the upper surface of the cover 2, and the neon lamp L faces the protrusion 7a of the cover 7. You will be facing the part.

Now, the main body 1 of the device is constructed of the body 5, the covers 2 and 4, and has the switch section 17 built therein.
When attaching the body 5 to the outlet box The mounting frame 8 is attached to the opening of the outlet box X by screwing into the hole 26 and fastening.

Next, while fitting the rear convex portion of the recessed portion 20 of the body 5 into the central opening of the mounting frame 8, the rear surface of the device main body 1 is aligned with the mounting frame 8, and the entire device main body 1 is moved downward from above. The locking protrusions 9 are cut and raised at the upper ends of both sides of the mounting frame 8, and the locking holes 10 with downward openings are formed at the upper ends of both sides of the rear opening of the cover 2.
The fixing piece 16 of the mounting frame 8 is inserted into the recess 13.
Insert. In this state, the device main body 1 is temporarily fixed to the mounting frame 8. In this state, the screw 14 is inserted into the recess 13 through the insertion hole 15 on the lower surface of the cover 2, and the screw hole 16a of the fixing piece 16 is inserted. By screwing and fastening, the device main body 1 is fixed to the mounting frame 8, and the device main body 1 can cover the mounting portion including the mounting frame 8 so that it cannot be seen from the front.

The lead wire 31 is connected in the outlet box X to the wiring pre-wired inside the wall, forming a circuit that directly opens and closes the lighting loads 271 and 272 with the microswitches SW1 and SW2, as shown in FIG. . Next, the operation of the circuit will be explained. The card is device body 1
In the state where each microswitch SW1 is not inserted into
, SW2 are connected to the normally closed contact side as shown in the figure, and the lighting loads 271 and 272 are both turned off and turned off. At this time, the neon lamp L is connected to the power source AC through the current limiting resistor R and is turned on, illuminating the projection 7a of the cover 7 from behind to indicate the installation location of the main body 1 of the apparatus.

Next, when the card is inserted into the device body 1 through the card insertion slot 3, each microswitch SW1, S
The actuators 311 and 312 of W2 are pushed and driven by the card to each micro switch SW1 and SW.
2 switches to the normally open contact side, and each lighting load 271,
272 is connected to the power source AC and lights up, while the neon lamp L goes out.

[0018]

Effects of the Invention The invention as claimed in claim 1 uses the size of the device main body to form the device main body in a size corresponding to an outlet box having a mounting pitch close to the length dimension in the insertion direction of the card to be used. It has the effect of being able to approximate the size of the card and providing a cohesive external design that matches the size of the card.

The invention as set forth in claim 2 also provides a locking hole with a downward opening into which a locking protrusion provided at the upper end of the mounting frame to be attached to the outlet box is inserted from below at the upper rear surface of the apparatus main body. A recess into which a fixing piece protruding forward from the lower part of the mounting frame is inserted is provided in the lower part, and a screw is provided on the lower surface of the device main body corresponding to the recess to be screwed into a screw hole provided in the fixing piece inserted into this recess. These locking holes, recesses, and insertion holes constitute the above-mentioned mounting means. Therefore, when installing the main body of the device to the outlet box, attach the mounting frame to the outlet box in advance, and then insert the mounting frame into the locking hole. Temporary fixation can be achieved by engaging the locking protrusion of the mounting frame and inserting the fixing piece of the mounting frame into the recess. After this, insert a screw into the insertion hole from outside the device body and insert it into the screw hole of the fixing piece. It can be fixed by screwing and fastening, and has the advantage that it can be easily attached to the outlet of the device body, and the attachment site can be hidden behind the device body.

[Brief explanation of drawings]

FIG. 1 is an exploded perspective view showing one embodiment of the present invention.

FIG. 2 is an exploded perspective view of a device main body according to an embodiment of the present invention.

FIG. 3 is an exploded perspective view of a body according to an embodiment of the present invention.

FIG. 4 is an electrical wiring diagram of an embodiment of the present invention.

[Explanation of symbols]

1　　　　　Device body 2 Card insertion slot 8 Mounting frame 9 Locking protrusion 14 Screw 16 Fixed piece 26 Screw hole X Outlet box

Claims (2)

[Claims] Claim 1: A device main body is formed in a size corresponding to an outlet box having a mounting pitch close to the length dimension in the insertion direction of the card to be used, a card insertion slot is provided on the top surface of the device main body, and a card insertion slot is provided inside the device body. 1. A card switch device, comprising a switch section driven by a card inserted through a card insertion slot, and mounting means corresponding to an outlet box provided on the back side. Claim 2: A locking hole with a downward opening is provided in the upper part of the back of the apparatus main body into which the locking protrusion provided at the upper end of the mounting frame to be attached to the outlet box is inserted from below; A recess is provided for inserting the fixing piece protruding forward, and an insertion hole is provided on the lower surface of the device main body corresponding to the recess for inserting a screw that is screwed into the screw hole provided in the fixing piece inserted into the recess. , these locking holes, recesses,
2. The card switch device according to claim 1, wherein said attachment means is formed of an insertion hole.