JPH089517A - Electric equipment mounting apparatus - Google Patents

Abstract

PURPOSE:To simply mount an electric equipment on support rails by energizing a slider to a support rail side by the elastic force of an elastic element, and engaging the rail with the fixed groove of the equipment. CONSTITUTION:The front end side engaging unit 9a of a slider 9 is placed on the thick groove 5b of a mounting groove 5 from above. In this case, the protrusion 8a of a leaf spring 8 is inserted into the deep groove of the slider 9. Then, the slider 9 is inserted forward while inserting the rail 9b of the slider 9 into the guide groove 5a of the groove 5. In this case, the protrusion 8a of the spring 8 becomes the state in which the oblique groove of the slider 9 is bent forward during passing. The protrusion 8a is inserted into a holding hole 9c, and the mounting operation of the slider 9 is finished when the deformation of the protrusion 8a is eliminated. Thus, an electric equipment E can be simply mounted on the rail.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electric device mounting apparatus capable of easily mounting electric devices on a support rail.

[0002]

2. Description of the Related Art For example, when an electric device such as an electromagnetic contactor is attached to a support rail (for example, a DIN rail) provided on an inner wall surface of a control panel, a fixing groove of the electric device is attached to the support rail by using a slider. A matching electric device mounting device is known.

FIG. 5 shows an outline of a conventional electric equipment mounting device arranged on the bottom side of an electric equipment. In the figure,
Reference numeral 1 denotes a fixing groove formed in a bottom surface, which is a mounting surface of the electric device E, in a direction perpendicular to a paper surface (hereinafter, this direction is referred to as a left-right direction), and 2 denotes a fixing groove projected into the fixing groove 1. , A protrusion formed on one side wall surface of the fixing groove 1,
The slider 3 is slidably attached to the bottom surface of the electric device E, and the engaging portion 3a is projected into the fixing groove 1 from the other side surface side of the fixing groove 1 toward the protrusion 2. The foot portion 4a is fixed to a support (not shown), the head portion 4b is inserted into the fixing groove 1, and is a support rail that supports the electric device E by the protrusion 2 and the slider 3. A pair of protrusions 4c that project outward are formed on both side surfaces of the head 4b of the support rail 4.

FIG. 6 is a perspective view showing details of the bottom surface side of the electric device E and details of the slider 3. In the figure, 5 is a mounting groove of the slider 3 formed in the bottom surface of the electric device E so as to face the side surface of the fixed groove 1 in the front-rear direction. The guide groove 5 is provided along both sides of the mounting groove 5 along the mounting groove 5.
a is formed. Reference numeral 6 is an inclination stopper formed on the bottom surface of the mounting groove 5. The tilt stopper 6 is provided in the fixed groove 1
It is formed so as to gradually project from the side toward the rear along the mounting groove 5. Reference numeral 7 denotes a stopper provided behind the tilt stopper 6.

The slider 3 is formed so as to project into the engaging portion 3a having a triangular cross section, the pair of rail portions 3b inserted into the guide groove 5a of the mounting groove 5, and the opening 3c therein. It is formed in a state having the spring portion 3d formed therein, the handle portion 3e, and the passage groove 3f formed on one surface side of the handle portion 3e or the like. The slider 3 can be mounted in the mounting groove 5 by sliding the slider 3 into the mounting groove 5 from a state where the slider 3 is temporarily placed on the fixed groove 1 side. That is, while inserting the rail portion 3b into the guide groove 5a, the slider 3
While sliding back, insert into the mounting groove 5. Then, the spring portion 3d bends upward to tilt the stopper 6
If the spring portion 3d is positioned between the tilt stopper 6 and the stopper 7 as shown in FIG. 7, the slider 3 is mounted in the mounting groove 5.

Next, a procedure for attaching the electric device E to which the slider 3 is attached to the support rail 4 will be described. As shown in FIG. 5, with one projection 4c of the head 4b of the support rail 4 inserted inside the projection 2 of the fixing groove 1, this electric device E is rotated in the direction of arrow S1. As a result, the engagement portion 3a of the slider 3 engages with the other projection 4c of the support rail 4, and the slider 3 moves in the backward arrow S2 direction while the spring portion 3d is being bent by the stopper 7. Therefore, the protrusion 4c is also inserted into the fixed groove 1, and the entire head portion 4b of the support rail 4 is fitted into the fixed groove 1.

After that, the slider 3 returns to the state in which the engaging portion 3a thereof projects into the fixing groove 1 due to the elastic force of the spring portion 3d. It is supported by this support rail 4 in a state where it cannot be pulled out. If the electric device E is strongly rotated in the direction opposite to the arrow S1 in FIG. 5, the electric device E can be easily removed from the support rail 4.

[0008]

However, in the above-described conventional electric device mounting apparatus, the slider 3 is formed with the lever-shaped spring portion 3d, and the slider is formed by the elastic force generated by the bending of the spring portion 3d. Since the slider 3 is moved, the structure of the slider 3 itself becomes complicated. For this reason, there is a problem in that the electric equipment mounting device becomes large due to the enlargement of the slider 3, and the electric equipment E itself having the inclination stopper 6 and the stopper 7 formed in the mounting groove 5 also becomes large accordingly. It was

The present invention has been made to solve the above problems, and an object of the present invention is to provide an electric device mounting apparatus which can be downsized.

[0010]

According to a first aspect of the present invention, there is provided a device for mounting electric equipment, comprising a slider slidably provided so as to protrude from a wall surface of a fixing groove formed on the surface of the electric equipment. And an elastic body that is provided in the electric device and urges the slider toward the support rail.

According to a second aspect of the present invention, there is provided an electric device mounting apparatus in which the elastic body according to the first aspect is integrally formed with an electric device.

According to a third aspect of the present invention, there is provided an electric device mounting apparatus in which the elastic body according to the first or second aspect is formed of a leaf spring.

[0013]

In the electric device mounting apparatus according to the first aspect of the present invention, the slider is biased toward the support rail side by the elastic force of the elastic body, and the support rail is engaged with the fixing groove of the electric device.

In the electric device mounting apparatus according to the second aspect of the present invention, the elastic body is formed integrally with the electric device.
There is no need to provide a step of attaching the elastic body to the electric device.

In the electric equipment mounting device according to the third aspect of the present invention, the elastic body is formed of a leaf spring having a simple structure.

[0016]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view showing a bottom surface side of an electric device and a slider of an electric device mounting apparatus according to an embodiment of the present invention.
The same or corresponding parts as those shown in FIGS. 5 to 7 are designated by the same reference numerals, and the description thereof will be omitted.

In the figure, 8 is a leaf spring formed integrally with the electric device E at the rear end of the mounting groove 5 on the bottom surface side of the electric device E. As shown in FIG. 2, the leaf spring 8 has a convex portion 8a protruding into the mounting groove 5 and is deformable in the front-rear direction along the mounting groove 5 to exert an elastic force. The rear end side of the mounting groove 5 is a thick groove portion 5b having a wide groove width, and the guide groove 5a is formed up to this thick groove portion 5b.

Reference numeral 9 is slidably mounted in the mounting groove 5 in the front-rear direction. As shown in FIG. 3, the engaging portion 9a is projected from the side wall surface side of the fixed groove 1 toward the protrusion 2. It is a slider. This slider 9 includes an engaging portion 9a having a triangular cross section, a pair of rail portions 9b inserted into the guide groove 5a of the mounting groove 5, a holding hole 9c for a leaf spring 8 provided at the rear portion, and a lower surface side. Insertion groove 9 of the provided leaf spring 8
d and an operation hole 9e provided on one side of the holding hole 9c.

As shown in FIG. 4, the insertion groove 9d of the slider 9 is formed from the vicinity of the engaging portion 9a to the holding hole 9c side, and the deep groove portion 9d-1 on the front side is on the mounting groove 5 side. It is formed slightly deeper than the protruding height of the convex portion 8a of the leaf spring 8. Further, the inclined groove portion 9d-2 formed from one end side of the deep groove portion 9d-1 to the holding hole 9c has a groove depth that gradually becomes shallower toward the rear side.

Next, the procedure for mounting the slider 9 in the mounting groove 5 will be described. As shown in Figure 1,
The front end side engaging portion 9a of the slider 9 is placed on the thick groove portion 5b of the mounting groove 5 from above. In this case, the convex portion 8a of the leaf spring 8 is inserted into the deep groove portion 9d-1 of the slider 9. Next, the rail portion 9b of the slider 9 is attached to the guide groove 5 of the mounting groove 5.
Slide the slider 9 forward while inserting it into the inside of a. In this case, the convex portion 8a of the leaf spring 8 is curved forward while passing through the inclined groove portion 9d-2 of the slider 9.
Then, when the protrusion 8a is inserted into the holding hole 9c and the deformation of the protrusion 8a disappears, the attachment work of the slider 9 is completed. In this state, the engaging portion 9 of the slider 9
a is projected into the fixed groove 1 by a predetermined amount.

The procedure for attaching the electric equipment E to which the slider 9 is attached to the support rail 4 is the same as that described in the section of the prior art. However, in this case, the slider 9 moves rearward in the mounting groove 5 while resisting the elastic force of the leaf spring 8 and the elastic force of the leaf spring 8 causes the engaging portion 9 to move.
a is projected into the front fixed groove 1.

As described above, in this electric device mounting apparatus, since the leaf spring 8 for applying the elastic force to the slider 9 is provided on the electric device E side, the structure of the slider 9 becomes simple and the slider 9 can be made compact. The size of the electric device E can be reduced. In this case, the slider 9 can be easily attached to the electric device E. Furthermore, since the leaf spring 8 is formed integrally with the electric device E, the number of manufacturing steps of the electric device E does not increase significantly. Furthermore, the elastic body is formed of the leaf spring 8 having a simple structure and low cost,
The electric device mounting device is simple and inexpensive to manufacture.

[0023]

As described above, according to the electric device mounting apparatus of the first aspect of the present invention, it is slidably provided so as to protrude from the one wall surface of the fixing groove formed on the surface of the electric device. Since the slider is urged toward the support rail by the elastic body provided in the electric device and the support rail is engaged in the fixing groove, the slider structure is simplified, The size of the slider in the sliding direction can be reduced, the electric device mounting apparatus can be downsized, and the electric device can also be downsized.

According to a second aspect of the present invention, the elastic body is integrally formed with the electric equipment. With the effect of the first aspect, the elastic body is attached to the electric equipment. There is also an effect that there is no need to purposely provide.

Further, according to the electric device mounting apparatus of the third aspect of the present invention, the elastic body is formed by a simple structure and is an inexpensive leaf spring, and in addition to the effects of the first and second aspects of the invention, There is also an effect that the electric device mounting device is easily manufactured at low cost.

[Brief description of drawings]

FIG. 1 is a view showing a bottom surface side and a slider of an electric device mounting apparatus according to an embodiment of the present invention.

FIG. 2 is a perspective view showing a leaf spring and the like on the electric device side.

FIG. 3 is a perspective view of a bottom surface side of the electric device when the slider is attached to the electric device.

FIG. 4 is a sectional view of a slider.

FIG. 5 is a diagram showing an outline of a conventional electrical device mounting apparatus.

FIG. 6 is a view showing a bottom surface side of an electric device and a slider of a conventional electric device mounting apparatus.

FIG. 7 is a bottom view of the electric device when the slider is attached to the electric device.

[Explanation of symbols]

1 fixing groove, 4 support rails, 4c protrusion, 8 leaf spring (elastic member), 9 slider.

Claims (3)

[Claims] 1. An electric device mounting apparatus for mounting an electric device on a support rail, and a slider slidably provided so as to protrude from one wall surface of a fixing groove formed on the surface of the electric device, and the electric device. And an elastic body for urging the slider toward the support rail, the electric device mounting apparatus. 2. The electric device mounting apparatus according to claim 1, wherein the elastic body is formed integrally with the electric device. 3. The electric device mounting apparatus according to claim 1, wherein the elastic body is a leaf spring.