JP2007184469A - Fixing structure of electronic component using bush - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a fixing structure of an electronic component capable of fixing a display tube with the bush that can also fix a diode to reduce the number of the kinds of components, providing a cost reduction. <P>SOLUTION: The fixing structure of the electronic component uses a bush capable of inserting terminals 2a, 2a of the diode 2 into right-and-left holes 1a, 1a provided on an upper side bottom of the cylindrical bush 1 having a bottom part topside to insert-fixing the terminal of the diode to a substrate 4. Anteroposterior two hole parts 1b, 1b with their interval different from that of the right-and-left two hole parts and corresponding to that of the terminal 3a of the display tube 3 are perforated at the upper bottom part of the bush. At the time of fixing the diode, the terminals of the diode are inserted to the right-and-left two holes of the bush and fixed to the substrate, and at the time of fixing the display tube, the terminals of the display tube are inserted into the anteroposterior two holes of the bush and fixed to the substrate. This fixes both the diode and the display tube with one bush. <P>COPYRIGHT: (C)2007,JPO&amp;INPIT

Description

  According to the present invention, a first hole for inserting a terminal of a first electronic component (for example, a diode) is formed in a bottomed cylindrical bush having a bottom on the upper side, and the terminal of the first electronic component is connected to the first The present invention relates to a structure for fixing an electronic component using a bush that is inserted into and fixed to a board and the terminal of the first electronic component is inserted into and fixed to a substrate. The present invention relates to an electronic component fixing structure using a bush capable of fixing a display tube.

  Conventionally, a bush for fixing a terminal of an electronic component to a substrate can only fix, for example, only a diode as an electronic component, and cannot fix a display tube, for example, as another electronic component. There was a problem that two bushes for fixing the display tube were necessary.

  The first prior art is shown in FIGS. 4 (a), (b) and (c). As shown in FIGS. 4 (a), 4 (b) and 4 (c), this conventional LED bracket coupling body couples two LED brackets 101 each having a display body 102 having a display surface 102a at the tip formed on a base 103. A V-shaped groove 105 was formed in the center connecting member width direction so as to divide the connecting portions in the two upper and lower connecting members 104. In addition, a concave portion 106 is formed on both sides of the connecting member 104 serving as an end portion of the V-shaped groove 105 so as to face each other, and a narrower structure is formed than the connecting member 104 in the vicinity. (For example, refer to Patent Document 1).

  However, in this case, two types of electronic components cannot be attached.

  The second prior art is shown in FIGS. In this conventional display device, as shown in FIGS. 5A and 5B, the cylindrical LED holding portion 202 in the LED holder 201 has an inner dimension through which the lens 224 can be inserted and can be inserted into the back knob 223. The outer knob and the overlapping surface are formed at the time of assembly, and a wall portion having an LED holding hole and a tapered portion 205 are provided on the lower inner wall of the LED holding portion 202. The lens 224 has a length extending from the back side of the front knob 222 to the vicinity of the LED. (For example, refer to Patent Document 2).

  However, even in this case, two types of electronic components cannot be attached.

  The third prior art is shown in FIG. In this conventional electronic device structure, as shown in FIG. 6, a display tube holder 308 fixed to a printed circuit board 304 is disposed inside a front panel (not shown) of an electronic device housing (not shown). A fluorescent display tube is held by a holder 308, and a light emitting head portion 309b of an LED element 309 supporting a lead 309a on the printed circuit board 304 faces a function display hole (not shown) formed in the front panel to display a function display. In the electronic device structure to be performed, the extension wall 308b of the display tube holder 308 corresponding to the LED element 309 is provided with a holding portion 312 in which a holding groove 313 opened on an end surface is formed, and the LED element is provided in the holding groove 313. The portion near the head of 309 is held. (For example, refer to Patent Document 3).

However, even in this case, two types of electronic components cannot be attached.
JP 2003-86844 A JP-A-6-43814 Japanese Utility Model Publication No. 7-32989

  The present invention has been made in view of the above-described conventional problems, and a second electronic component (for example, a display tube) is also fixed by a bush capable of fixing the first electronic component (for example, a diode). It is an object of the present invention to provide an electronic component fixing structure using a bush that can reduce the types of components and can reduce costs.

  The present invention has been proposed in order to solve the above-mentioned problems, and the invention according to claim 1 is characterized in that the left and right 2 perforated in the upper bottom portion of the bottomed cylindrical bush having the bottom portion on the upper side. In a structure for fixing an electronic component using a bush in which a diode terminal is inserted into one hole portion and the diode terminal is inserted and fixed to a substrate, an interval between the two left and right hole portions is formed on the upper bottom portion of the bush. Differently, there are two front and rear holes corresponding to the interval between the terminals of the display tube, and when the diode is fixed, the terminals of the diode are inserted into the two left and right holes of the bush. When fixing the display tube to the substrate, the terminal of the display tube is inserted into the two front and rear holes of the bush and fixed to the substrate, so that one bush can be used for fixing the diode. It is characterized by being configured to also serve the Pipe fixed.

  According to a second aspect of the present invention, a first hole for inserting a terminal of the first electronic component is formed in a bottomed cylindrical bush having a bottom on the upper side, and the terminal of the first electronic component is provided. In the electronic component fixing structure using a bush inserted into the first hole and fixed to the board, the terminal of the first electronic component is inserted into the bush. When two or three possible second holes are drilled in the upper bottom part of the bush, and the terminal of the first electronic component is fixed, the first hole is formed in the first hole of the bush. When the terminal of the electronic component is inserted and fixed to the substrate, and the terminal of the second electronic component is fixed, the terminal of the second electronic component is inserted into the second hole of the bush. By fixing to the substrate, the first electronic component fixing and the second electronic with one bush It is characterized by being configured to also serve the goods fixing.

  The invention according to claim 3 uses the bush according to claim 2 in which the bottomed cylindrical bush is formed in a substantially quadrilateral shape in plan view in the invention according to claim 2.

  According to the first aspect of the present invention, the display tube can be fixed using the bush for fixing the diode, and one bush can be used for fixing the diode and for fixing the display tube. As a result, the types of parts can be reduced, and the cost can be reduced.

  According to the invention described in claim 2, the second electronic component can be fixed by using the bush for fixing the first electronic component, and the single bush can be used for fixing two types of electronic components. . As a result, the types of parts can be reduced, and the cost can be reduced.

  According to the invention described in claim 3, since the bottomed cylindrical bush is formed in a substantially quadrangular shape in plan view, the bush can be easily manufactured, and the first electronic component and the second electronic The electronic component can be fixed to the substrate in a stable state.

  Hereinafter, an electronic component fixing structure using a bush according to the present invention will be described with reference to the drawings.

  FIG. 1 shows an electronic component fixing structure using a bush according to a first embodiment of the present invention, wherein (a) is a perspective view of the bush, (b) is a plan view of the bush, and (c) is a bush. (C) is a front view of a state where the diode is fixed to the substrate using a bush, and (e) is a state where the display tube is fixed to the substrate using a bush. It is the front view which carried out the cross section.

  As shown in FIGS. 1A and 1B, the electronic component fixing structure using the bush of the first embodiment has two holes on the upper side of the bottomed cylindrical bush 1 having a bottom at the top. Portions 1a and 1a are drilled, and two front and rear holes 1b and 1b are drilled so as to intersect therewith. The distance between the left and right two holes 1a and 1a is different from the distance between the two front and rear holes 1b and 1b. The left and right holes 1a and 1a are different from each other in FIGS. Terminals 2a and 2a are inserted, and two terminals 3a and 3a on both sides of the plurality of terminals 3a of the display tube 3 are inserted into the two front and rear holes 1b and 1b, respectively, as shown in FIG. It has come to be. As shown in FIGS. 1C and 1D, the terminals 2a and 2a of the diode 2 inserted into the left and right holes 1a and 1a of the bush 1 are inserted into the holes 4a and 4a of the substrate 4 and soldered. Fixed. Further, as shown in FIG. 1 (e), terminals 3a and 3a on both sides of the display tube 3 are inserted into the two front and rear holes 1b and 1b of the bush 1 while the bush 1 is rotated by 90 degrees. A plurality of terminals 3a of the tube 3 are inserted into the holes 4b of the substrate 4 and fixed by soldering.

  Therefore, according to the first embodiment, the display tube 3 can be fixed by using the bush 1 for fixing the diode 2, and one bush 1 can be used for fixing the diode and for fixing the display tube. As a result, the types of parts can be reduced, and the cost can be reduced.

  FIG. 2 shows a bush in the electronic component fixing structure using the bush of the second embodiment, wherein (a) is a perspective view thereof and (b) is a plan view thereof.

  In the electronic component fixing structure using the bush of the second embodiment, as shown in FIGS. 2 (a) and 2 (b), a bush 1A having a bottom on the upper side is formed in a substantially quadrilateral shape in plan view. The left and right holes 1a and 1a into which the terminals 2a and 2a of the diode 2 can be inserted are formed in the upper bottom of the bush 1A, and the two holes before and after the terminals 3a and 3a of the display tube 3 can be inserted. 1b and 1b are formed. Therefore, the bush 1A can be used for both diode fixing and display tube fixing.

  According to the second embodiment, since the bottomed cylindrical bush 1A is formed in a substantially quadrangular shape in plan view, the bush 1A can be easily manufactured, and the diode 2 and the display tube 3 are mounted on the substrate. 4 can be fixed in a stable state.

  3A and 3B show a bush in an electronic component fixing structure using the bush according to the third embodiment, wherein FIG. 3A is a perspective view and FIG. 3B is a plan view thereof.

  As shown in FIGS. 3A and 3B, the electronic component fixing structure using the bush according to the third embodiment has a bottomed cylindrical bush 1B having a substantially quadrangular shape in plan view, and an upper bottom portion thereof. The left and right two holes 1a and 1a are formed in the left and right, the two holes 1b and 1b are formed in the front and rear, and one hole 1c is formed in the center.

  In the third embodiment, each terminal (not shown) of the first electronic component (not shown) having three terminals and the second electronic component (not shown) having two or three terminals is connected to the bush 1B. The terminals are inserted into the holes 1a, 1b, and 1c of the first and second terminals, and the terminals are inserted into the holes of the substrate 4 and fixed by soldering.

  According to the third embodiment, the first electronic component and the second electronic component having different intervals and the number of terminals can be fixed to the substrate 4, respectively, and the two electronic components can be fixed by one bush 1B. It can also be used as an application.

The electronic component fixing structure using the bush of the first embodiment of the present invention is shown, (a) is a perspective view of the bush, (b) is a plan view of the bush, and (c) is a diode using the bush. FIG. 4C is a front sectional view of a state where a diode is fixed to the substrate using a bush, and FIG. 5E is a partial cross-sectional view of a state where the display tube is fixed to the substrate using a bush. It is a front view. The bush in the fixing structure of the electronic component using the bush of 2nd Embodiment is shown, (a) is the perspective view, (b) is the top view. The bush in the fixing structure of the electronic component using the bush of 3rd Embodiment is shown, (a) is the perspective view, (b) is the top view. The conventional LED bracket coupling body is shown, (a) is a perspective view, (b) is a top view, (c) is a front view. The attachment structure of the conventional display apparatus is shown, (a) is the front sectional drawing, (b) is the side sectional drawing. It is a partial exploded perspective view of the conventional electronic equipment structure.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Bush 1A Bush 1B Bush 1a Left and right hole 1b Front and rear hole 1c Center hole 2 Diode 2a Terminal 3 Display tube 3a Terminal 4 Substrate 4a Hole

Claims (3)

  A bushing in which a diode terminal is inserted into two left and right holes formed in the upper bottom portion of the bottomed cylindrical bush having a bottom portion on the upper side and the diode terminal is inserted and fixed to the substrate is used. In the electronic component fixing structure, the upper bottom portion of the bush is spaced apart from the two left and right hole portions, and two front and rear hole portions corresponding to the interval between the terminals of the display tube are formed to fix the diode. In this case, the terminal of the diode is inserted into the left and right two holes of the bush and fixed to the substrate. When the display tube is fixed, the display tube is inserted into the two holes before and after the bush. Fixing electronic components using a bush, wherein the terminal is inserted and fixed to the substrate so that one bush can be used for both diode fixing and display tube fixing. Elephants.   A first hole for inserting a terminal of the first electronic component is formed in a bottomed cylindrical bush having a bottom on the upper side, and the terminal of the first electronic component is inserted into the first hole. In the electronic component fixing structure using the bush in which the terminal of the first electronic component is inserted and fixed to the substrate, two or three second terminals in which the terminal of the second electronic component can be inserted into the bush. When the terminal of the first electronic component is fixed, the terminal of the first electronic component is inserted into the first hole of the bush. When fixing to the substrate and fixing the terminal of the second electronic component, by inserting the terminal of the second electronic component into the second hole of the bush and fixing to the substrate, One bush is used for both fixing the first electronic component and the second electronic component. Fixing structure of an electronic component using the bushing, characterized by being configured to.   The structure for fixing an electronic component using a bush according to claim 2, wherein the bottomed cylindrical bush is formed in a substantially quadrangular shape in plan view.