JPH0425734Y2 - - Google Patents

Description

[Detailed Description of the Invention] [Industrial Application Field] This invention relates to a display tube fixing holder for fixing a display tube having a plurality of connection leads, such as a fluorescent display tube or a liquid crystal display tube, to a substrate.

[Summary of the invention] This invention is a holder that holds and fixes a display tube having a plurality of connection leads penetrating the board to the board, which includes legs rotatably supported by the board; a holding part that moves to and fits into the side of the display tube through which a plurality of connection leads pass through the board by rotation of the legs; By forming a stopper portion that is locked at a predetermined position to maintain the fitted state of the display tube of the holding portion, the workability of assembling the display tube to the substrate is further improved.

[Prior Art] For example, a holder is used when assembling a fluorescent display tube to a substrate. This will be explained in detail with reference to FIGS. 5 to 7. Reference numeral 20 is a resin holder for holding and fixing the fluorescent display tube 13 to the substrate 11. It is formed into an L-shape by a flat leg part 21 and a holding part 22 that stands up substantially perpendicularly to the leg part 21. The leg portion 21 includes a plurality of connection leads 12 (terminals) protruding from the lower surface of the fluorescent display tube 13.
A plurality of pyramid-shaped insertion holes 21a corresponding to the above are formed, and hook-shaped claws 21b, 21b (stopper portions) are formed to protrude from both sides of the lower surface of the leg portion 21. Furthermore, a double-sided adhesive tape 23 is attached to the front surface of the holding part 22. The substrate 11 is provided with a plurality of through holes 11a corresponding to the plurality of connection leads 12 of the fluorescent display tube 13, and a pair of claws 21b of the holder 20 are provided on both sides of the through holes 11a. , 21b, a pair of locking holes 1 corresponding to
1b and 11b are formed.

Then, on an assembly line etc., the holder 20
When assembling the fluorescent display tube 13 on the substrate 11 using The back surface of the fluorescent display tube 13 is attached to the tape 23 and the fluorescent display tube 13 is held in the holder 20. From this state, insert the holder 2 into each through hole 11a of the substrate 11.
Fluorescent display tube 13 protruding from the lower surface of the leg 21 of 0
At the same time, insert each connection lead 12 of the leg 2.
The fluorescent display tube 13 can be fixed to the substrate 11 via the holder 20 by inserting and locking the pair of claws 21b, 21b of the substrate 11 into the pair of locking holes 11b, 11b of the substrate 11. It's summery.

[Problems to be Solved by the Invention] However, since the dimensions of the fluorescent display tubes 13 vary, a plurality of connection leads of the fluorescent display tubes 13 are inserted into each insertion hole 21a of the leg portion 21 of the holder 20. 1
2 is complicated, and means for adhering and holding with double-sided adhesive tape 23 or the like is indispensable, resulting in high cost.

Further, a plurality of connection leads 1 of the fluorescent display tube 13 protrude from the lower surface of the leg portion 21 of the holder 20.
2 into each through hole 11a of the board 11, and insert the pair of claws 21b, 21b of the leg part 21.
Since it is very difficult to insert and fix the screws into the pair of locking holes 11b, 11b of the substrate 11, the assembly workability is poor and the assembly takes a long time.

Therefore, the present invention provides a holder for fixing a display tube that can hold and fix the display tube to a substrate in a short time with simple operations.

[Means for solving the problem] The display tube fixing holder of this invention has legs that are rotatably supported by the board, and a plurality of connection leads that penetrate the board by rotating the legs. a holding part that moves to a side part of the display tube and is fitted to the side part, and is latched to the lower surface of the holding part at a predetermined position on the substrate to adjust the fitted state of the display tube of the holding part. A stopper part is formed to maintain this.

[Function] When the leg portion of the holder for fixing the display tube is rotated, the holding portion moves to the side of the display tube through which the plurality of connection leads are passed through the substrate, and is fitted into the side portion. In this fitted state, the holding part is locked to the board via the stopper part, so that the work of holding and fixing the displays is significantly simplified, and the workability of assembling the display onto the board is further improved.

[Embodiment] Hereinafter, an embodiment of this invention will be described based on the drawings shown in FIGS. 1 to 4.

Reference numerals 1A and 1B in the figure are a pair of display tube fixing holders, and a plurality of connection leads 12 are attached to the substrate 11.
For example, the substrate 1 is held at both sides 13a and 13b of a fluorescent display tube 13 through which a terminal (terminal) is penetrated.
This is for fixing the fluorescent display tube 13 to 1. This pair of display tube fixing holders 1A and 1B
Since it is configured symmetrically, the configuration of the display tube fixing holder 1A on the right side of the figure will be described in detail.
The display tube fixing holder 1B on the left side of the figure is given the same reference numeral and the explanation thereof will be omitted.

The display tube fixing holder 1A includes a leg portion 2 that is rotatably supported by a substrate 11, and a holding portion 3 that is fitted to one side portion 13a of the fluorescent display tube 13 by rotation of the leg portion 2. It is made up of. The leg portion 2 and the holding portion 3 excluding the spacer 10 described later are integrally formed by bending a single metal plate. That is, the leg portion 2 includes a substantially right-angled triangular standing piece 4 and a substantially square lower piece 5 that is bent outward at a substantially right angle to the standing piece 4 at the lower edge of the tip of the standing piece 4. It has This lower piece 5
A round hole 5a for inserting a nylon rivet 14 as a fastener is formed in the center.

In addition, the holding portion 3 excluding the spacer 10 described later
is a substantially box whose inner side (in the figure, the side facing one side 13a of the fluorescent display tube 13) is opened by the side pieces 6a, 6b, the rear piece 7, the upper piece 8, and the lower piece 9. It is bent into a mold. Further, in the middle and lower part of the rear piece 7, a first locking piece 7a that is substantially flush with the side piece 6a is provided.
and a second locking piece 7b parallel to the lower piece 9 are cut and raised. A round hole 7c for inserting a fastener such as a rivet to be fixed to a panel (not shown) or the like is formed in the center of the first locking piece 7a. Further, square holes 7d and 8a are formed in the second locking piece 7b and the upper piece 8, respectively. As shown in FIG. 2, these square holes 7d and 8a are provided with box-shaped spacers 10 molded with synthetic resin.
Insert the upper and lower locking claws 10a and 10b respectively,
It's locked. As a result, the spacer 10 is housed in a box-shaped box formed by the pieces 6a, 6b, 7, 7b, and 8. Furthermore, a protrusion 9a serving as a stopper is formed approximately at the center of the lower surface of the lower mold part 9.

The substrate 11 is provided with a plurality of through holes 11a corresponding to the plurality of connection leads 12 of the fluorescent display tube 13, and each of the holders 1A and 1B is provided on both sides of the through holes 11a. A pair of locking holes 11b, 11b are formed for locking the protrusion 9a. As shown in FIGS. 1 and 3, each holder 1A, 1B has a lower piece 5 of its leg 2 placed in advance via a rivet 14 on the substrate 11 at a position facing the pair of locking holes 11b, 11b. Each holder 1A, 1B is supported rotatably and fastened to the substrate 11. Further, the connection lead 12 is formed into a thin plate shape, and the width of the lower part is smaller than the width of the upper part, and the diameter of each through hole 11a of the board 11 is slightly larger than the width of the lower part of the connection lead 12. A round hole is formed in the hole.

According to the embodiments described above, the fluorescent display tube 1 is mounted on the substrate 11.
In the assembly line etc. where the board 1 is fixed to the
A pair of holders 1A, 1B fixed on top of 1 with rivets 14 (in this state, each holder 1A, 1B)
Each connection lead 12 of the fluorescent display tube 13 is inserted into the through hole 11a of the substrate 11 between the locking hole 11b and the locking hole 11b, which is opened at a predetermined angle outward with the rivet 14 as a fulcrum.

Next, when the pair of holders 1A and 1B are rotated inward about the rivet 14, the lower piece 9 of each holding part 3 slides on the substrate 11. Each holder 1A, 1B
When rotated, both sides 13 of the fluorescent display tube 13
Spacer 1 of each holder 1A, 1B on a, 13b
0 is fitted, and the fluorescent display tube 13 is attached to each holder 1.
A, 1B, and at the same time each holding part 3
The protrusions 9a of the lower piece 9 of the board 11
b, the fluorescent display tube 13 is attached to each holder 1.
It is fixed to the substrate 11 by A and 1B. This greatly simplifies the work of holding and fixing the fluorescent display tube 13, and further improves the workability of assembling it onto the substrate 11.

From this state, the connection leads 12 of the fluorescent display tube 13 protruding from the back side of the substrate 11 are dip soldered,
Furthermore, after cutting the substrate 11 into a predetermined size,
It is fixed to a predetermined place (for example, a panel of an electronic device) using the hole 7c of the first locking piece part 7a of each holding part 3.

In this embodiment, each holder 1A, 1B is molded from a metal plate except for the spacer 10, but they may all be integrally molded from resin. Alternatively, the stopper portion of the lower piece 9 may be used as a hole, and a protrusion may be provided on the substrate 11 to be engaged with the hole of the lower piece 9. Furthermore, it goes without saying that the display tube is not limited to a fluorescent display tube, but can also be applied to fixing a liquid crystal display tube or the like.

[Effects of the invention] As described above, according to this invention, the display tube fixing holder has legs that are rotatably supported on the board, and a plurality of connection leads attached to the board by the rotation of the legs. a holding part that moves to and fits into the side part of the display tube penetrated by the display tube, and the display tube of the holding part is locked on the lower surface of the holding part at a predetermined position of the substrate. By forming the stopper part that maintains the above-mentioned fitted state, the side part of the display tube can be held by the holding part, and at the same time, it can be fixed to the board by the stopper part, so the work of holding and fixing the display tube is greatly simplified. This makes it possible to further improve the workability of assembling onto the board.

[Brief explanation of drawings]

The drawings in Figures 1 and 4 show one embodiment of this invention, with Figure 1 being an overall perspective view, Figure 2 being an exploded perspective view of the holder, and Figure 3 showing the legs of the holder. Partial sectional view, Fig. 4 is a longitudinal sectional view of the whole, Fig. 5
The figure is a perspective view of the conventional example, FIG. 6 is a front view of the conventional example, and FIG. 7 is a sectional view of the conventional example. 1A, 1B...Holder for fixing display tube, 2...
Leg part, 3... Holding part, 9a... Protrusion (stopper part), 11... Board, 12... Connection lead, 13
...Display tube, 13a, 13b...side part.

Claims (1)

[Scope of utility model registration request] A holder for holding and fixing a display tube having a plurality of connection leads penetrating through the board to the board includes a leg part rotatably supported by the board, and a plurality of connection leads penetrating the board by the rotation of the leg part. a holding part that moves to and fits into the side part of the display tube through which the connection lead of the book is passed, and on the lower surface of the holding part,
A holder for fixing a display tube, characterized in that a stopper portion is formed that is locked at a predetermined position on a substrate to maintain the fitted state of the display tube of the holding portion.