JPH0619267Y2 - Remote control unit - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial field of application] The present invention relates to a remote control operation unit attached to a switch box for wiring embedded in a wall of a building or the like.

[Prior Art] When a gas water heater remote control device is attached to a wall of a bathroom, a gas water heater was often installed in an existing building in the past. If it is not possible to screw it directly into the wall by screwing it through the hole provided in the remote control device, use the wiring tube provided on the back of the remote control device for wiring with a length that corresponds to the wall thickness. Connect a pipe, make a through hole in the wall of the bathroom to penetrate this pipe, and provide a wall pressing member on the opposite side of the wall, and use this pipe to connect the wall to both sides by the remote control device and the wall pressing member. The remote control device was fixed so that it was sandwiched between them.

However, recently it has become clear that a water heater etc. will be installed in advance when building a building, so as a method that does not damage the building and is aesthetically pleasing, the part where the remote control device on the wall in the bathroom is mounted is A metal box for fixing equipment, in which piping for wiring is provided between equipment such as a water heater, is embedded, and the remote control device is now fixed to the female screw provided on the surface of the metal box. It was

[Problems to be solved by the invention] However, since a contractor who does wiring work in a building and a contractor who installs a water heater are different, if a metal box dedicated to the remote control device is to be embedded in the wall in the bathroom, There is a problem that the burden on the wiring company increases due to the preparation and smooth construction cannot be performed.

Therefore, it is conceivable to use a general-purpose metal box (generally called "switch box") for mounting outlets and switches, but the switch box is a standard specified for indoor wiring such as switches and outlets. Since it is made of, if the female screw cannot be provided at an arbitrary position according to the remote control device, the position of the hole for passing the screw for fixing the remote control will be limited, and the shape and internal part of the remote control device will be limited. Due to the limited structure,
This is not only aesthetically pleasing, but also because the remote control cannot be installed in the proper direction even when the switch box is not properly embedded and the female screws are not aligned correctly in the vertical direction. There is.

It is an object of the present invention to provide a remote control operation unit that can be easily fixed without damaging the appearance by using a general-purpose switch box embedded in a wall.

[Means for Solving the Problems] The present invention is a remote control operation unit that is embedded in a wall of a building or the like and is fixed to a wiring box having two threaded portions arranged vertically on the surface. A flat plate portion having a longitudinal long hole and a lateral long hole formed respectively corresponding to the two threaded portions, projecting from the flat plate portion at the lower portions of both side ends of the flat plate portion, and at the upper end. Each of the elongated holes includes a hypotenuse forming portion having an inclined side that descends toward the flat plate portion, and a push-out portion having a screw that is formed so as to project toward the flat plate portion provided above the flat plate portion. A mounting metal fitting that is fixed to the wiring box by a male screw that penetrates through and an operation circuit element is housed inside, and has an inclined side corresponding to the oblique side forming portion and is formed upward inward. Accommodating the hypotenuse forming part Has a concave portion for accommodating the protruding portion corresponding to the groove portion and the protruding portion on the back surface, and a through hole penetrating from the front surface to the concave portion is formed, and provided through the through hole. The technical means is composed of a casing fixed to the fitting by means of a male screw, and a cover provided to cover the through hole of the casing and fitted to the casing.

[Operation] In the remote control operation part of the present invention, a screw is passed through each of the elongated holes of the mounting bracket and is tightened to the threaded portion of the wiring box to fix the mounting bracket.

At this time, even if the wiring box is embedded with a slight tilt, the oblong holes of the mounting bracket are oblong holes in the vertical and horizontal directions. You can

Next, when the oblique side forming part of the mounting metal fitting is housed in the groove part of the casing, the casing is moved to the mounting metal fitting side by the inclined side of the oblique side forming part and the inclined side of the groove part.
The casing is locked. Further, at this time, the protruding portion is housed in the recess. When the screw is passed through the through hole of the recess and tightened to the female screw of the protruding portion, the casing is fixed to the wiring box via the mounting metal fitting and attached to the wall surface.

When the cover is fitted on the surface of the casing, the screw exposed in the through hole on the surface of the casing can be covered.

[Advantage of the Invention] In the present invention, since the casing is fixed through the mounting metal fitting having the elongated hole corresponding to the screwed portion of the wiring box embedded in the wall surface, a general-purpose wiring box can be used. it can.

Further, in this case, even if the wiring box is slightly displaced, the inclination can be corrected by the elongated hole.

Furthermore, when fixing the casing to the mounting bracket,
The hypotenuse forming part of the mounting bracket and the groove part of the casing are
Since each inclined side easily aligns and stabilizes, even if the casing is large with respect to the wiring box, it can be easily fixed to the wiring box.

Therefore, the remote control operation unit can be easily attached.

Further, the cover for covering the screw for fixing the casing is fitted to the casing, so that the appearance is excellent.

[Embodiment] Next, the present invention will be described based on an embodiment.

FIG. 1 shows a bath remote controller 10 in a gas water heater, which is connected to a control device for controlling the gas water heater by a cable (not shown).

The bath remote controller 10 of this embodiment is to be attached to the wiring box 1 (switch box) that is embedded in the bathroom in advance, and includes the mounting bracket 11, the casing 20, and the cover 40. A control board that issues a setting signal for the operating state of the gas water heater and the hot water temperature according to the state is housed.

The fitting 11 is formed by bending forward the projections at the left and right ends of a metal plate 11a having a large opening 12 in the center to form locking projections 13, and the tips of the locking projections 13 are directed upward. It has a spear-shaped portion 14.

A vertical elongated hole 15 is provided above the opening 12 of the fitting 11 and a horizontal elongated hole 16 is provided below the opening 12.

The uppermost end of the mounting member 11 is a casing fixing portion 17 having a step, and a female screw 18 is formed therein.

On the surface of the casing 20, there are provided a switch 21 for setting a hot water supply temperature, a hot water supply amount, etc., a liquid crystal display device 22 for displaying time, setting contents, etc., and further, a door 20a.
A switch for making various settings is also provided inside.

A control board that is operated by electric power supplied from a cable is housed in the casing 20, and the control board is controlled by a microcomputer, and a setting signal is sent according to a signal from each switch 21 provided on the surface of the casing 20. Is generated and displayed to that effect on the liquid crystal display device 22, the setting state is converted into a predetermined communication signal, and the signal is sent from the cable that also serves as power supply to the control device.

The casing 20 of the bath remote control 10 is a plate-shaped base 2
3 and a board frame 24 for mounting the control board, and they are fitted to each other via packing (not shown).

As shown in FIG. 2, the base 23 is provided with an opening for passing a cable for connection with a control device.
A cylindrical portion 25 that is continuous with the opening is formed on the back side of the base 23, and the locking projections 1 formed by being bent at both ends of the mounting bracket 11 are formed near the left and right ends of the base 23.
A locking groove 26 for inserting 3 is provided.

The upper portion of the casing 20 is a cover fixing portion 27 which is slightly smaller than the other portions, and the center thereof is a screw fixing portion 28 which is lowered to fix the fixing metal fitting 11 to the fitting 11. The screw fixing portion 28 is provided with a horizontally long through hole 29 through which a screw for tightening the fitting 11 is inserted.

Further, the cover fixing portion 27 of the casing 20 is provided with a groove 31 for fitting a cover 40 for covering a mounting screw and a protrusion 32 for locking the cover 40.

The cover 40 is for covering the screw fixing portion 28 of the casing 20, and the casing 20 is provided on the back side of the cover 40.
A convex strip (not shown) formed corresponding to the groove 31 of the cover fixing portion 27 is formed, and a concave portion corresponding to the protrusion 32 is provided.

The bath remote controller 10 having the above configuration is fixed as follows.

The screws 2 and 3 are respectively passed through the oblong holes 15 and 16 of the mounting bracket 11 so that the female screw 4 for screwing the wiring box 1 is attached.
5, and tighten the screws 2 and 3 to fix the fitting 11 for mounting.

Here, since one of these oblong holes 15 and 16 is vertically long and the other is laterally long, even if the wiring box 1 is embedded with some deviation, The metal fitting 11 can be properly fixed in a proper direction.

Next, the locking groove 26 of the casing 20 is attached to the fitting 1 for mounting.
In accordance with the spear-shaped portion 14 of 1, the locking projection 13 is provided with the locking groove 2
Hook the casing 20 so that the casing 20 is inserted.

At this time, since the casing 20 is supported by the spear-shaped portion 14, it cannot be detached from the mounting fitting 11.

Further, the through hole 29 of the screw fixing portion 28 of the casing 11
When the screw 6 is passed through and is tightened to the female screw 18 of the mounting bracket 11, the casing 20 is fixed to the mounting bracket 11, and is attached to the wiring box 1 via the mounting bracket 11.

When the cover 40 is fitted to the cover fixing portion 27 of the casing 20, the screw 6 is hidden, and a sense of unity with the casing 20 is obtained.

As described above, according to this embodiment, since the mounting metal fitting is used, the remote control device can be easily mounted in a general-purpose wiring box such as a switch box in a proper direction without shifting.

Also, since the screws cover the screws, the appearance is excellent.

Although the remote control device for the gas water heater is shown in the above embodiment, it may be a remote control device for an air conditioner such as a heater or an air conditioner or another electric device.

[Brief description of drawings]

FIG. 1 is an exploded view showing a configuration of a bath remote controller showing an embodiment of the present invention, and FIG. 2 is a partial sectional view showing an attached state of a bath remote controller of the present embodiment. In the figure, 1 ... Wiring box, 4, 5 ... Female thread for screwing (screw section), 6 ... Screw (male thread), 10 ... Bath remote control (remote control section), 11 ... Mounting bracket, 11a ... Metal Plate (flat plate portion), 13 ... Locking protrusion (oblique side forming portion), 14
...... Spear-shaped part (sloping side), 15 ... Slot (vertical slot),
16 ... elongated hole (lateral elongated hole), 17 ... casing fixing portion (protruding portion), 18 ... female screw, 20 ... casing, 2
6 ... Locking groove (groove portion), 29 ... Through hole, 40 ... Cover.

Claims (1)

[Scope of utility model registration request] 1. A remote control operation unit which is embedded in a wall of a building or the like and is fixed to a wiring box having two screwing portions arranged on the top and bottom thereof, the two screwing portions being provided. A flat plate portion having a longitudinal long hole and a horizontal long hole formed respectively corresponding to, projecting from the flat plate portion at the lower portions of both side ends of the flat plate portion, and descending toward the flat plate portion at the upper end. A slanted side forming portion having a slanted side, and an extruded portion having a screw formed on the upper surface of the flat plate portion so as to project toward the flat plate portion, and by a male screw provided through each of the elongated holes. A mounting metal fitting fixed to the wiring box and an operation circuit element are housed therein. The housing has an inclined side corresponding to the oblique side forming portion and is formed upward inward to accommodate the oblique side forming portion. Groove and the protrusion Has a recess on the back side for accommodating the protruding portion, and a through hole penetrating from the front to the recess is formed, and the mounting is performed by a male screw provided through the through hole. A remote controller operation unit comprising: a casing fixed to a metal fitting; and a cover provided to cover the through hole of the casing and fitted to the casing.