JPH0629188U - Printed board mounting adapter - Google Patents

Abstract

(57) [Abstract] [Purpose] An object of the present invention is to provide a printed board mounting adapter that can be mounted even when the DIN rail is not used and can be mounted on the DIN rail without additional processing. A first reverse U-shaped flat plate member is supported, a printed board is supported on an upper side of the first reverse U-shaped flat plate member, and a first reverse U-shaped flat plate member is provided with a first reverse U-shaped flat plate member at a top of an inner surface of a recess. This is a printed board mounting adapter in which two reverse U-shaped flat plate members are provided, and the mounting screws extend downward from the top of the convex outer surface of the second reverse U-shaped flat plate member.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a printed board mounting adapter used when mounting a printed board on an NC controller, a switchboard, or the like. In particular, it relates to an improvement that can be attached to a DIN rail and that can be used even when a printed board is directly attached to the chassis without using the DIN rail.

[0002]

[Prior art]

 DIN rails are often used in NC controllers, switchboards, etc. to facilitate the attachment of electrical components and to facilitate additional attachment. Conventionally, when a printed circuit board is mounted on an NC control device, a switchboard or the like in which a DIN rail is used, it has been done as shown in FIG. 7 is a view seen in the direction of arrow A in FIG. 6, and FIG. 8 is a cross-sectional view seen in the direction of arrow B in FIG. In FIG. 6, 8 is a conventional printed board mounting adapter, 5 is a DIN rail, 6 is a printed board, and 7 is a printed board rail. The board portion of the printed board 6 is fitted and fixed in the groove portion 71 of the printed board rail 7. The printed board rail 7 is screwed and fixed to a prior art printed board mounting adapter 8. Reference numeral 81 denotes a protrusion provided on the printed board mounting adapter 8 so that the DIN rail 5 can be held. The material of the printed board mounting adapter 8 according to the related art is plastic, and by pressing the printed board mounting adapter 8 according to the related art against the DIN rail 5, the projection 81 provided on the printed board mounting adapter 8 is It is fixed to the DIN rail 5 using elasticity.

[0003]

[Problems to be solved by the device]

 If the DIN rail is not used for the NC controller or switchboard, the printed circuit board must be directly attached to the chassis on the NC controller or switchboard. In this case, in order to mount the printed board on the chassis by using the printed board mounting adapter 8 according to the related art, it is necessary to take measures such as additional processing to the printed board mounting adapter 8 according to the related art, which is inconvenient. there were.

An object of the present invention is to eliminate this drawback, and to provide a printed board mounting adapter that can be mounted even when the DIN rail is not used and can be mounted on the DIN rail without additional processing. is there.

[0005]

[Means for Solving the Problems]

 The above-mentioned object has the first inverted U-shaped flat plate member (1), and the printed board is supported on the upper side (11) of the first inverted U-shaped flat plate member (1), The second inverted U-shaped flat plate member (2) is provided on the top (12) of the inner surface of the concave portion of the inverted U-shaped flat plate member (1), and the convex portion of the second inverted U-shaped flat plate member (2) is provided. This is accomplished by a printed circuit board mounting adapter with mounting screws (3) extending downward from the top of the exterior surface. At this time, the printed board mounting adapter can be directly mounted on the chassis.

In the above structure, the DIN rail is screwed to the mounting screw (3) and wraps the DIN rail at the ends (41) corresponding to both ends of the first inverted U-shaped flat plate member (1). And an opening (42) through which the lower end (21) of the second inverted U-shaped flat plate member (2) passes, and the mounting screw (3) is inserted through the opening (42). ) Has an accessory (4) for pressing and fixing the lower end (21) of the second inverted U-shaped flat plate member (2) to the DIN rail, it can also be attached to a DIN rail. it can.

[0007]

[Action]

 In the printed board mounting adapter according to the present invention, the printed board is supported by the upper side 11 of the first inverted U-shaped flat plate member 1, and the mounting screw 3 provided on the second inverted U-shaped flat plate member 2 is tightened. By doing so, it can be directly attached to the chassis. Further, in the printed board mounting adapter having the accessory 4, by tightening the mounting screw 3, the lower end 21 of the second inverted U-shaped flat plate member 2 of the printed board mounting adapter and the end 41 of the accessory 4 are attached. It can also be attached to the DIN rail 5 by pressing and fixing the DIN rail 5.

[0008]

【Example】

 Hereinafter, a printed board mounting adapter according to the present invention will be described in more detail with reference to the drawings.

1, FIG. 2, and FIG. 3 FIG. 1 is a perspective view of a metal plate portion of a printed board mounting adapter according to the present invention. This printed board mounting adapter is made by bending a sheet metal with a mold and has an integrated structure. In FIG. 1, reference numeral 1 is a first inverted U-shaped flat plate member, 11 is a portion corresponding to the upper side of the first inverted U-shaped flat plate member 1, and 11a is a print provided on the upper side. It is a board mount. Reference numeral 12 denotes the top of the inner surface of the recess of the first inverted U-shaped flat plate member 1. Reference numeral 13 denotes a printed board supporting member provided on the first inverted U-shaped flat plate member 1. FIG. 2 is a view of the printed board supporting member 13 as viewed from the right side in FIG. The support member 13 is extruded. Reference numeral 14 is a rail mounting hole for a printed board provided on the first inverted U-shaped flat plate member 1. Reference numeral 2 denotes a second inverted U-shaped flat plate member, and a convex outer surface top portion of the second inverted U-shaped flat plate member 2 is connected to a concave inner surface top portion 12 of the first inverted U-shaped flat plate member 1. There is. Reference numeral 21 is a lower end of the second inverted U-shaped flat plate member 2, and reference numeral 22 is a screw mounting hole provided at the top of the convex outer surface of the second inverted U-shaped flat plate member 2.

FIG. 3 is a view showing a printed board mounting adapter according to the present invention mounted on a chassis indicated by 9. Reference numeral 3 is a mounting screw, which is mounted in a screw mounting hole 22 provided at the top of the convex outer surface of the second inverted U-shaped flat plate member 2, and the lower end 21 of the second inverted U-shaped flat plate member 2 is attached to the chassis. Pressed and stuck to 9. Reference numeral 6 denotes a printed board, which is fixed to a printed board mounting base 11a provided on the upper side 11 of the first inverted U-shaped flat plate member 1, and a board portion of the printed board 6 is fixed by a printed board support member 13 to print the printed board. Deflection of the plate 6 is prevented. Although not shown, when the print board 6 is long, the print board rail 7 (see FIG. 8), which has been used in the prior art, is attached to the print board rail mounting hole 14 and the print board 6 is attached. It may be fixed in the groove 71 (see FIG. 8) of the working rail 7.

4 and 5 FIG. 4 is a perspective view of the accessory 4. The accessory 4 is made of sheet metal. 41 is an end of the accessory 4, which is bent so as to enclose the DIN rail. 42 is an opening of the accessory 4, and 43 is a screw part to which the mounting screw 3 is screwed.

FIG. 5 is a view showing a state where the printed board mounting adapter having the accessory 4 is used and mounted on the DIN rail indicated by 5. The lower end 21 of the second inverted U-shaped flat plate member 2 penetrates the opening 42 of the accessory 4, and is attached to the threaded portion 43 of the accessory 4, and the screw 3 is screwed, and the second inverted U-shape is attached by this screw. The lower end 21 of the flat plate member 2 and the end portion 41 of the accessory 4 hold, press, and fix the DIN rail 5. The mounting of the printed board 6 is the same as in FIG.

[0013]

[Effect of device]

 As described above, in the printed board mounting adapter according to the present invention, the lower end of the second inverted U-shaped flat plate member is fixed to the chassis by tightening the mounting screw provided on the second inverted U-shaped flat plate member. Can be installed. In addition, in the printed board mounting adapter with accessories, tighten the mounting screws to secure the DIN rail between the lower end of the second inverted U-shaped flat plate member of the printed board mounting adapter and the end of the accessories. It can also be attached to a DIN rail by pressing and fixing it. As described above, when the printed board mounting adapter according to the present invention is used, it can be mounted even when the DIN rail is not used and can be used on the DIN rail without additional processing. Further, in the printed board mounting adapter according to the present invention, since the printed board can be supported by the upper side of the first inverted U-shaped flat plate member, the print board rail need not be used.

[Brief description of drawings]

FIG. 1 is a perspective view of a main portion of a printed board mounting adapter according to the present invention.

FIG. 2 is a printed board support member.

FIG. 3 is a use example of a printed board mounting adapter according to the present invention (when directly mounted on a chassis).

FIG. 4 is a perspective view of an accessory of the printed board mounting adapter according to the present invention.

FIG. 5 is a use example of a printed board mounting adapter having accessory parts of the printed board mounting adapter according to the present invention (DI
It is the case where it is attached to the N rail).

FIG. 6 is an example of using a printed board mounting adapter according to the prior art (when mounted on a DIN rail).

FIG. 7 is a view on arrow A in FIG.

8 is a sectional view taken along line BB of FIG.

[Explanation of symbols]

1 First inverted U-shaped flat plate member according to the present invention 2 Second inverted U-shaped flat plate member according to the present invention 3 Mounting screw according to the present invention 4 Accessories according to the present invention 5 DIN rail 6 Printed board 7 Print Plate rail 8 Printed board mounting adapter according to the prior art 9 Chassis 11 Upper side of the first inverted U-shaped flat plate member according to the present invention 11a Printed plate mounting base 12 Of the first inverted U-shaped flat plate member according to the present invention Inner surface top 13 of printed circuit board support member 14 rail mounting hole for printed board 21 lower end of second inverted U-shaped flat plate member according to the present invention 22 screw provided on second inverted U-shaped flat plate member according to the present invention Mounting hole 41 End part of accessory according to the present invention 42 Opening of accessory according to the present invention 71 Groove portion of rail for printed board 81 Protrusion provided on the printed board mounting adapter according to the prior art

Claims (2)

[Scope of utility model registration request] 1. A first inverted U-shaped flat plate member (1), the printed board being supported by an upper side (11) of the first inverted U-shaped flat plate member (1), The inverted U-shaped flat plate member (1) has a concave inner surface top (1
2) is provided with a second inverted U-shaped flat plate member (2), and the mounting screw (3) extends downward from the top of the convex outer surface of the second inverted U-shaped flat plate member (2). A printed board mounting adapter characterized by the following. 2. The mounting screw (3) is screwed and bent so as to wrap the DIN rail at ends (41) corresponding to both ends of the first inverted U-shaped flat plate member (1), The lower end of the second inverted U-shaped flat plate member (2) (2
1) has an opening (42) through which the lower end (21) of the second inverted U-shaped flat plate member (2) is attached to the DIN via the opening (42) by the mounting screw (3). The printed board mounting adapter according to claim 1, further comprising an accessory (4) for pressing and fixing to the rail.