JPH04120284U - Laminated board holder - Google Patents

Abstract

(57) [Summary] [Purpose] To hold boards in a stacked state with a small number of parts. [Structure] The holder 5 consists of three laminated substrates 1, 2, and 3.
It consists of flanges 9, 10, 11 fixed to the sides of each substrate 1, 2, 3, and a side plate 13 that firmly holds the flanges.

Description

[Detailed explanation of the idea]

0001

[Industrial application field]

The present invention relates to a holder for holding multiple substrates in a stacked state at intervals. It is something that

0002

[Conventional technology]

Conventionally, when multiple substrates 21 are stacked, as shown in FIG. Place the hexagonal stud 22 on the case 23 as shown, and place the board 21 on top of the hexagonal stud 22. Place the hexagonal stud 22 again, and place the board 21 on top of this hexagonal stud 22. Set up hexagonal stud 22. By performing this work one after another, multiple boards 21 can be stacked. was.

0003

[Problem that the idea aims to solve]

The conventional technique described above requires a large number of hexagonal studs 22. In other words, the number of parts Since there are many parts, and it takes time to assemble, the manufacturing cost increases.

0004

[Purpose of invention]

The purpose of this invention is to be able to hold boards in a stacked state with a small number of parts. The present invention provides a holder for a laminated substrate.

[0005]

[Means to solve the problem]

The laminated substrate holder of the present invention employs the following technical means. The laminated board holder of the present invention has a plurality of rectangular shapes stacked at intervals in the board thickness direction. It is provided on each opposing side of the substrate, and is provided on each of the plurality of substrates. A plurality of flanges fixed to the sides and a plurality of substrates stacked in the thickness direction. A side plate is provided on the side side to firmly hold the plurality of flanges.

[0006]

[Effect of invention] Prepare two holders and secure each flange of one holder to each side of multiple boards. wear it. Further, each flange of the other holder is also fixed to each side of the plurality of substrates. Below According to the above, a plurality of substrates are held in a spaced stacked state by two holders. It will be done.

[0007]

[Effect of the idea]

As shown in the above function, the laminated board holder of the present invention can be used in two ways. Since multiple laminated boards can be stacked and held, it is possible to stack and hold multiple laminated boards. Compared to technology, there are fewer parts and the time required for assembly is shorter. This makes it possible to keep manufacturing costs low.

[0008]

【Example】

Next, a holder for a laminated substrate according to the present invention will be explained based on an embodiment shown in the drawings.

[0009] [Configuration of Example] FIG. 1 is an exploded perspective view of an electric circuit board showing an embodiment of the present invention. In this example, A bottomed case is created by stacking three rectangular substrates (first, second, and third substrates 1, 2, and 3). The laminated first, second, and third substrates 1, 2, and 3 are arranged in a space 4, respectively. Holders 5 attached to the opposing short sides of the first, second, and third substrates 1, 2, and 3 of By attaching this holder 5 to the case 4, First, second, and third substrates 1 , 2 , and 3 are fixed within case 4 .

0010 The first, second, and third substrates 1, 2, and 3 are connected to each other by a flat wire 6. The first, second, and third substrates 1, 2, and 3 are connected with the flat wire 6 connected. When placed on a flat surface, each element surface of the first, second, and third substrates 1, 2, and 3 faces upward. It is set up like this. Specifically, the first substrate 1 on the bottom side of the case 4 has the element surface at the bottom. The second substrate 2 in the second stage also has its element surface facing the bottom side, and the third board in the third stage The element side of the plate 3 is oriented upward in the drawing, opposite to the bottom. Then, the first substrate 1 and the first substrate 1 3 substrates 3 are connected by a flat wire 6, and the second substrate 2 and the third substrate 3 are connected by a flat wire 6. are connected by a flat wire 6. Note that the element surface at the center of the short side of the first substrate 1 is , a connector 7 for electrical connection with the outside is provided, and is located on the bottom side of the case 4. An external connector (not shown) connected to the connector 7 inside the case 4 is provided on the side of the case 4. Window 4a has been opened for connection from the outside.

[0011] The holder 5 holds a single metal plate (for example, a galvanized iron plate or an aluminum plate). A metal product cut and bent using a stress process, with the first, second, and third substrates 1, 2 , a first, a second, and a third flanges 9 fixed to the ends of the flange 9 by screws 8, respectively; 10, 11, two pedestals 12 fixed to the bottom of the case 4 by screws 8, and a first, The second and third flanges 9, 10, and 11 are connected to each pedestal 12 to prevent each from deforming. It consists of a side plate 13 that firmly holds the sea urchin. Note that the holder 5 is made of a resin molded product. It's okay to go.

0012 The side plates 13 are arranged on the opposing short sides of each board in a direction perpendicular to the plane direction of each board. will be arranged. A female thread 14 is provided approximately in the center of this side plate 13, and two protective At least one of the holders 5 is aligned with the side surface of the case 4, and the screw 8 is tightened from the outside. By attaching it, the side surface of the case 4 and the holder 5 are firmly fixed.

[0013] The first, second and third flanges 9, 10 and 11 are connected to the first, second and third substrates 1, 2 and 3. The edge of the side is parallel to the plane direction of each board on which it is mounted, and the first, second, and third flanges are parallel to each other. The screws 9, 10, and 11 are each provided with a female thread 14. And the first and second , after mounting the first, second and third boards 1, 2 and 3 on the third flanges 9, 10 and 11, By tightening the screws 8 to the female screws 14, the first, second, and third boards 1, 2, and 3 are It is firmly fixed to the first, second, and third flanges 9, 10, and 11. Note that the first substrate 1 The second and third boards 2 and 3 are mounted on the bottom side of the first flange 9, and the second and third boards 2 and 3 are mounted on the bottom side of the second and third flanges. It is mounted on a different side from the bottom of 10 and 11. Then, at the four corners of the third board 3, there are second boards. A notch 15 is provided for fastening the screw 8 of the plate 2.

[0014] The pedestal 12 is installed as shown in the figure so that the above-mentioned external connector connection does not get in the way. The arm 16 extends toward the long side of each board and is provided at the end of the arm 16 toward the bottom of the case 4. Ru. A female screw 14 is provided in the center of the pedestal 12, and the first, second, and third bases are connected to each other. After storing the holder 5 with the plates 1, 2, and 3 fixed in the case 4, insert the screw 8 into the female thread 14. A holder in which the first, second, and third substrates 1, 2, and 3 are stacked and fixed by tightening. 5 is firmly fixed to the case 4.

[0015] [Operation of the embodiment] Next, the first, second, and third substrates 1, 2, and 3 are placed inside the case 4 using the two holders 5. The fixing order of stacking and holding will be briefly explained. In addition, in the figure, one of the holders 5 Only shown.

[0016] One short side of the first substrate 1, one short side of the second substrate 2, one short side of the third substrate 3 are attached to the first flange 9, second flange 10, and third flange 11 of one holder 5. Fix firmly with screws 8. Similarly, the other short side of the first substrate 1 and the other short side of the second substrate 2 are The other short side of the third substrate 3 is connected to the first flange 9 of the other holder 5 and the second short side of the third board 3. It is firmly fixed to the flange 10 and the third flange 11 with screws 8. by this , the first, second, and third substrates 1, 2, and 3 are stacked and held at appropriate intervals. It will be done.

[0017] Next, the first, second, and third substrates 1 and 2 held in a stack by two holders 5 , 3 are housed in the case 4, and the female thread 14 of the pedestal 12 and the center of the side plate 13 are provided. Fasten the screw 8 to the female screw 14 through the case 4. This allows you to The first, second, and third substrates 1, 2, and 3, which are stacked and held together, are firmly held within the case 4. held.

[0018] [Effects of Examples] In this embodiment, two holders 5 and a plurality of screws 8 are used to connect the first, second, and third bases. The plates 1, 2, and 3 can be firmly stacked and held. This is a traditional hexagonal stud Compared to technology using Therefore, manufacturing costs can be kept low.

[0019] In addition, the first, second, and third substrates 1, 2, and 3 can be attached and detached independently, and Check the tightness of screw 8 on the second board 2 other than the first and third boards 1 and 3. can. In other words, you can check the tightening details of the intermediate board.

[0020] Furthermore, those using conventional hexagonal studs, e.g. If the part holding the board loosens, the other hexagonal stud screws will tighten tightly. The problem is that even if the first board is not fixed, it will vibrate in response to vehicle vibration. Condition occurs. However, when using the retainer 5 of the present invention, if Even if the stud 8 becomes loose, other parts will not be affected, so a conventional hexagonal stud can be used. Reliability is improved compared to conventional technology.

[0021] On the other hand, in this embodiment, the center portion of the side plate 13 and the case 4 are fixed with screws 8. Therefore, it is possible to suppress each of the substrates 1, 2, and 3 from shaking within the case 4. Special When used in a vehicle that is subject to vibrations, reduce the possibility of screw 8 loosening. This further improves reliability.

[0022]

[Modified example]

In the above example, screws are used to secure the flange and the board, and the case and the side plate. Although we have shown examples of fastening using rivets or resin pins, other Another fixing means may be used.

[0023] In this example, an example in which three substrates are stacked and held is shown, but two or four substrates are stacked and held. The above substrates may be held. The orientation of the element surface of the substrate is also limited to this example. It is not a fixed object, and it may be directed in the same direction or in another direction.

[0024] There are four screw holes in the case, and the board held in the holder by the screws is attached to the case. Although the example is shown in which it is fixed, if there is a margin for vibration strength, it may be necessary to It is also possible to use a positioning pin at one location and fix it with screws at three locations.

[Brief explanation of drawings]

FIG. 1 is an exploded perspective view showing a stacked state of substrates according to an example.

FIG. 2 is an exploded perspective view showing a stacked state of conventional substrates.

[Explanation of symbols]

1 First board 2 Second board 3 Third board 5 Holder 9 First flange 10 Second flange 11 Third flange 13 Side plate

Claims (1)

[Scope of utility model registration request] 1. A plurality of flanges provided on opposing sides of a plurality of rectangular substrates stacked at intervals in the thickness direction, and fixed to the sides of each of the plurality of substrates; A holder for a laminated substrate, comprising a side plate that firmly holds the plurality of flanges on the side side of the plurality of substrates stacked in the direction.