JPH0662575U - Mounting bracket for electrical equipment - Google Patents

Abstract

(57) [Summary] [Purpose] To provide a mounting bracket for an electric device that can be easily mounted and fixed to a mounting plate having a thin plate thickness. [Structure] A metal fitting body 2a which is fixedly mounted on a mounting plate 20 and hooks and locks an electric device 30, and the metal fitting body 2a.
It is configured by including two scissors metal fittings 3 and 3 for sandwiching the mounting plate 20 together with a. The two scissors fittings 3,
3 is connected and fixed to the metal fitting body 2a through the wire insertion port 20a formed in the mounting plate 20, and the metal fitting body 2a and the scissors metal fittings 3 and 3 are screwed and fixed to each other by the screws 11 and 11. .

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to an electric device mounting bracket for detachably hooking and locking an electric device to a mounting plate such as a board box or a wall material.

[0002]

[Prior art]

 FIG. 9 is a perspective view showing a conventional example of a mounting bracket for an electric device. As shown in FIG. 9, the mounting bracket 2 for an electric device is provided with various kinds of electric devices 30 typified by an intercom, an electric lock, an alarm unit, etc., on a mounting plate 20 such as a panel box or wall material. It is for detachably attaching and fixing, and is formed by bending a metal plate, and is of a hook type that is hooked and locked in a locking groove (not shown) provided on the back side of the electric device 30. Four locking claws 4 are provided by bending. Further, the electric device mounting bracket 2 is provided with an electric wire insertion port 6 for inserting an electric wire (not shown) connected to the electric device 30, and a screw insertion hole for inserting the respective screws 11, 11. Through holes 8 and 8 are provided. When the mounting bracket 2 for the electric device is mounted on the mounting plate 20, a wire insertion port 20a is formed in the mounting plate 20, and screw holes 20b, 20b corresponding to the screw holes 11, 11 are provided. The screws 11, 11 are screwed into the mounting plate 20 through the screw insertion holes 8, 8 and the screw holes 20b, 20b.

FIG. 10 is a sectional view showing an engagement state between the locking claw 4 of the electric device mounting bracket and the locking groove 30a of the electric device 30, and is shown in FIG. 10 (a). As described above, after inserting the four locking claws 4 of the electric device mounting bracket into the four locking grooves 30a of the electric device 30, respectively, the electric device 30 is attached to the electric device mounting bracket 2. By sliding and displacing in the direction of the arrow in the figure, as shown in FIG. 10B, the hook-shaped tip of the locking claw 4 is hooked and locked by the groove end 30c of the locking groove 30a, and the electric device 30 is hooked and locked to the mounting bracket 2 for an electric device.

[0004]

[Problems to be solved by the device]

 By the way, in the past, when fixing the mounting bracket 2 for the electric device to the mounting plate 20 having a small plate thickness such as a box for a panel by screwing, wooden screws are used as the fixing screws 11, 11. However, since the plate thickness of the mounting plate 20 is thin, the screws 11, 11 cannot be screwed vertically to the mounting plate 20, and the mounting bracket 2 for the electric device is screwed to the thin plate-shaped mounting plate 20. The work of stopping and fixing was very difficult.

The present invention has been made to solve the above problems, and an object thereof is to provide a mounting bracket for an electric device that can be easily mounted and fixed to a mounting plate having a small plate thickness. To do.

[0006]

[Means for Solving the Problems]

 The invention according to claim 1 or 2 made to solve the above-mentioned problems is a metal fitting body fixed to the above-mentioned mounting plate, wherein the electric device is detachably hooked and locked. A mounting bracket for an electric device, comprising: the metal fitting main body having a locking claw for holding the mounting plate together with the metal fitting main body; and the scissor metal fitting and the metal fitting main body. Are connected to each other, and the scissors metal fitting and the metal fitting body are fixed to each other with screws.

[0007]

[Action]

 According to the first aspect of the present invention, the metal fitting body and the scissor metal fitting are fixed to each other with screws, so that the metal fitting body can be easily fixed to the mounting plate. According to the invention as set forth in claim 2, since the liner tool can be removed from the metal fitting body, by removing the scissor metal fitting, a mounting plate having a sufficient thickness can be mounted on the mounting plate for an electric device. Can be fixed with a screw.

[0008]

【Example】

 The present invention will be described below with reference to the drawings showing an embodiment thereof. The parts corresponding to those of the conventional example are designated by the same reference numerals.

FIG. 2 is a perspective view showing a mounting bracket for an electric device according to an embodiment of the present invention, and FIG. 1 is a side view showing a state where the mounting bracket for the electric device is mounted and fixed to the mounting plate 20. FIG. As shown in FIG. 1 and FIG. 2, the mounting bracket for the electric device is mounted and fixed to the mounting plate 20 and holds the mounting plate 20 together with the main body 2a for hooking and locking the electric device 30. It consists of two scissors fittings 3 and 3. 4 is a front view (a), a bottom view (b) and a side view (c) showing the metal fitting body 2a, and FIG. 5 is a front view (a) and a bottom view (showing the scissor metal fitting 3). b) and a side view (c).

As in the conventional case, the metal fitting body 2a is provided with four hook-shaped locking claws 4 which are hooked and locked in locking grooves (not shown) provided on the back side of the electric device 30. ing. Further, the metal fitting body 2a is provided with an electric wire insertion port 6 for inserting an electric wire (not shown) to be connected to the electric device 30, and further, the metal fitting body 2a is provided with screws 11, 1 Round holes 9 for a screw for inserting the screw are provided.

The scissors metal fitting 3 is connected to the metal fitting body 2a. As shown in FIG. 2, the scissors metal fitting 3 and the metal fitting body 2a sandwich the mounting plate 20 from the front and back. It has become. FIG. 3 is a front view (a), a bottom view (b) and a side view (c) showing a state in which the metal fitting body 2a is connected to the scissors metal fitting 3.

The scissors metal fitting 3 is provided with connecting claws 3c, 3c hooked and connected to the metal fitting body 2a, and the metal fitting body 2a is provided with a connection hole for detachably engaging the respective connection nails 3c, 3c. 10 and 10 are provided. However, the fitting main body 2a is provided with the connection holes 10 at four positions for connecting the two scissors fittings 3. The scissors metal fitting 3 is engaged and connected to the metal fitting body 2a by inserting the connecting claws 3c, 3c into the connection holes 10, 10 of the metal fitting body 2a and sliding it in one direction. Of course, the scissors metal fitting 3 connected to the metal fitting body 2a can be removed from the metal fitting body 2 by the reverse procedure.

Further, the scissors metal fitting 3 is provided with a screw hole 3 a into which the screw 11 is screwed. In the state where the scissors metal fitting 3 is slidably engaged with the metal fitting body 2a, the screw round hole 9 provided in the metal fitting body 2a and the screwing hole 3a provided in the scissors metal fitting 3 have their positions overlapped with each other. To do. Further, elastic plates 3b, 3b are integrally arranged on the scissors metal fitting 3, and the mounting plate 20 is sandwiched between the scissors metal fitting 3 and the metal fitting body 2a as shown in FIG. The mounting plate 20 is elastically pressed and elastically displaced according to the thickness of the mounting plate 20.

When the mounting bracket for the electric device having the above-described structure is mounted and fixed to the mounting plate 20, the mounting plate 20 is provided with the wire insertion port 20 a and the screw holes corresponding to the round holes 9, 9. The screw insertion holes 20b, 20b are provided, and the two scissors metal fittings 3, 3 are connected and fixed to the metal fitting body 2a via the electric wire insertion opening 20a, and the round screw hole 9, the screw insertion hole 20b, and the screw are formed. The metal fitting body 2a and the scissor metal fittings 3, 3 are screwed and fixed to each other by the screws 11, 11 via the joint holes 3a, respectively. At this time, the edge portion of the electric wire insertion port 20a of the mounting plate 20 is held at two places by the metal fitting body 2a and the two scissors metal fittings 3, 3.

In addition, in the mounting bracket for an electric device of this embodiment, the elongated holes 8 for the screws for inserting the screws 11 and 11 are provided in the metal fitting body 2a. The screw elongated holes 8, 8 are elongated holes extending in the lateral direction of the metal fitting body 2a. FIG. 6 is a diagram showing an example of a mode of use of the mounting bracket for an electric device of the present embodiment, and shows a case where the mounting bracket is mounted and fixed to a mounting plate 20 of a relatively thick wall material or the like. In this case, since it is possible to form the female screw groove for screwing the screws 11, 11 in the mounting plate 20, the scissors metal fitting 2 is removed from the metal fitting body 2a, and the length for the screw The metal fitting body 2a may be directly screwed and fixed to the mounting plate 20 by the screws 11 and 11 through the holes 8 and 8. After that, the electric device 30 may be locked to the metal fitting body 2a. In the present invention, the scissors metal fitting 3 and the metal fitting body 2a may be integrally pivotally connected to each other, or the like may be integrally formed. However, as in the present embodiment, the scissors metal fitting 3 is used. , 3 and the metal fitting body 2 are detachable, as described above, not only the mounting plate having a small plate thickness, but also the mounting plate 20 having a relatively thick plate can be screwed and fixed. It will be possible. When the metal fitting body 2a is directly screwed and fixed to the mounting plate 20 by the screws 11, 11, the round screw holes 9, 9 may be used as insertion holes for the screws 11, 11.

FIG. 8 is a view showing a state in which the metal fitting body 2a is locked to the electric device 30, showing a usage state of the electric device mounting metal fitting when a plurality of electric devices 30 are connected to each other. FIG. In FIG. 8, the position of the wire insertion port 20a when the metal fitting body 2a is attached and fixed to the mounting plate 20 is overlapped. In the conventional mounting bracket for an electric device, since the screw hole 8 for inserting the screw 11 is a round hole, when connecting a plurality of electric devices 30 of the same module, a very large wire insertion port 20a is attached. It was necessary to provide the plate 20, which was very troublesome, but by making the insertion hole of the screw 11 a long hole as in the present embodiment, as shown in FIG. Since it can be made smaller than the above case, it becomes a very convenient structure for connecting a plurality of electric devices 30 of the same module.

Further, as in the conventional case, when the metal fitting body 2a is directly screwed and fixed to the mounting plate 20 by the screws 11 and 11 through the screw elongated holes 8 and 8, the screw by the screw 11 is used. Since the metal fitting body 2a itself is deformed due to the tightening, and the metal fitting body 2a cannot be reused. Therefore, in the fitting for the electric device of the present embodiment, the edges of the elongated holes 8, 8 for the screw are described. The ribs 7, 7 for reinforcement are provided on the. The ribs 7, 7 are formed by denting a metal plate in a groove shape. Further, the width of the bent portions at both ends of the metal fitting body 2a is made thicker than before. With these configurations, it is possible to suppress the deformation of the metal fitting body 2a itself due to the tightening of the screw, and it is possible to reuse.

Further, FIG. 7 is a view showing an engagement state of the locking claw 4 of the main body fitting 2a of the present embodiment and the locking groove 30a of the electric device 30, but in the present embodiment, The engaging claw 4 is provided with a step portion 4a, and the engaging groove 30a is provided at the bottom thereof with an engaging dowel 30b that engages with the step portion 4a. When the main body metal fitting 2a and the electric device 30 are hooked and locked, as shown in FIG. 7 (a), the four locking claws 4 of the electric device mounting metal fitting are connected to the four electric power device 30. After inserting into the respective locking grooves 30a, the electric device 30 is slid and displaced with respect to the electric device mounting bracket 2 in the direction of the arrow in the drawing. Then, as shown in FIG. 7 (b), the engaging dowel 30 rides over the tip of the locking claw 4 and engages with the step 4 a, and the hook-shaped tip of the locking claw 4 becomes The electric groove 30 is hooked and locked on the groove end 30c of the locking groove 30a, and the electric device 30 is hooked and locked on the metal fitting body 2a. That is, by engaging the stepped portion 4a and the engaging dowel 30b, a feeling that the locking claw 4 is completely locked in the locking groove 30a is generated, and with a weak force, the engagement is stopped. The retaining pawl 4 cannot be easily removed from the locking groove 30a, and the electric device 30 can be firmly and detachably attached and fixed to the metal fitting body 2a.

[0019]

[Effect of device]

 According to the invention of claim 1 configured as described above, it is possible to easily attach and fix to a mounting plate having a small plate thickness. According to the invention as set forth in claim 2, by removing the scissors metal fitting from the metal fitting body, not only the mounting board having a thin plate thickness, but also the mounting plate having a large plate thickness can be screwed and fixed. Can be done.

[Brief description of drawings]

FIG. 1 is a side sectional view showing a state in which a mounting bracket for an electric device according to an embodiment of the present invention is mounted and fixed to the mounting plate 20.

FIG. 2 is a perspective view showing an embodiment of the present invention.

FIG. 3 is a front view (a), a bottom view (b) and a side view (c) showing an embodiment of the present invention.

FIG. 4 is a front view (a), a bottom view (b) and a side view (c) showing a metal fitting body 2a according to an embodiment of the present invention.

FIG. 5 is a front view (a), a bottom view (b) and a side view (c) showing a scissors fitting 3 according to an embodiment of the present invention.

FIG. 6 is a diagram showing an example of a mode of use of a mounting bracket for an electric device in the present embodiment, showing a case where it is screwed and fixed to a relatively thick mounting plate 20 such as a wall material.

FIG. 7 is a locking claw 4 of the body fitting 2a according to the embodiment of the present invention.
The figure which shows the engagement state of the locking groove 30a of the electric device 30.

FIG. 8 is a view showing a state in which the metal fitting body 2a is locked to the electric device 30 according to the embodiment of the present invention, showing a state in which a plurality of electric devices 30 of the same module are connected.

FIG. 9 is a perspective view showing a conventional example.

FIG. 10 is a cross-sectional view showing an engagement state between a locking claw 4 of a fitting for an electric device and a locking groove 30a of the electric device 30 in a conventional example.

[Explanation of symbols]

 2a metal fitting body 3 scissors metal fitting 3a screw hole 11 screw 20 mounting plate 20a wire insertion hole 30 electric device

Claims (2)

[Scope of utility model registration request] 1. A metal fitting body fixedly attached to the mounting plate, the metal fitting body having a locking claw for detachably hooking and locking the electric device, and the mounting body sandwiched with the metal fitting body. A scissors fitting for an electric device, wherein the scissors fitting and the fitting body are connected to each other, and the scissors fitting and the fitting body are screwed and fixed to each other. A mounting bracket for an electric device, which is characterized in that 2. The fitting for an electric device according to claim 1, wherein the scissors fitting and the fitting body are configured to be detachable from each other.