JP2764371B2 - Light emitting unit for safety display device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a self-luminous safety display device which is mounted on a user's clothes or body to give a warning display to a driver of a bicycle, automobile or other vehicle, and more particularly to an exterior device. The present invention relates to a light emitting unit that can be detachably mounted inside a main body of a unit and can emit light as appropriate.

[0002]

2. Description of the Related Art Conventionally, as a display device for preventing the occurrence of personal injury due to a passing vehicle or the like by clearly indicating the presence of a pedestrian or a worker to a driver such as a vehicle on a night road,
As shown in FIGS. 19A and 19B, a plurality of light emitting diodes 5 are provided on the front side of a flexible printed circuit board 50.
Are arranged and fixed to form a light emitting unit 52,
The front and back surfaces of the light emitting unit 52 are covered and sealed by the display unit main body 53, and are integrally fixed to the belt 54 on the back surface side of the display unit main body 53, and are wound around the user's arm.
The power is supplied from the power supply unit 56 while being appropriately fixed with a magic tape 55 or the like, and the light-emitting diodes 51, 51,... In addition, there has been proposed a self-luminous type safety display device for decoration configured to ensure user safety.

[0003]

However, the light emitting unit 52 included in the above-described conventional safety display device has a plurality of light emitting diodes 51, 51, which are light sources, arranged on the front side of a flexible printed circuit board 50. The display unit main body 53 and the belt 54 are structured such that the display unit main body 53 and the belt 54 are always used as a single unit, while the display unit main body 53 and the belt 54 are structured such that the light emitting units are exposed and exposed on the front side. Because
The display unit main body 53 or the belt 54
Cannot be used for various purposes due to different usage or purpose from the original safety display device, and the power supply section 56 on the belt 54 has a structure that protrudes greatly outward, so that the And the like, it has a problem that the appearance is poor when it is mounted on the like.

In addition, the light emitting unit 52 is connected to the display unit main body 5.
Since the inside is covered and sealed, the user wants a safety display device having a different design, disconnects the light emitting unit 52 itself, or wears or degrades the electronic components, so that the entire device is closed. They had to be replaced, which was extremely uneconomical.

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and has a light-emitting unit detachably mounted on a thin and flexible exterior portion main body. It is an object of the present invention to provide a light emitting unit for a safety display device that can be turned off and that can be shared by a plurality of exterior body bodies configured to be versatile. is there.

[0006]

In order to achieve the above object, a light emitting unit for a safety display device according to the present invention has an electronic component mounted on a front surface side and a battery holder formed on a rear surface side. A printed circuit board, and a strip-shaped flexible printed circuit board in which a plurality of light-emitting elements are arranged side by side at predetermined intervals in a row, and the flexible printed circuit board is provided at a predetermined position on the front side of the main printed circuit board. The gist of the invention is that a conductive resin base plate is provided on the back side of the printed circuit board, and is electrically connected to and fixed to the component.

[0007]

According to the above construction, the light emitting unit can be lighted or blinked or turned off by mounting the light emitting unit in the outer body and appropriately attaching the light emitting unit to the waist and various tools carried by the user. The visibility of a driver of a passing vehicle or the like is improved. In addition, the exterior unit body can be used as a pouch or a small waist bag or a portable container instead of a wallet in a state where the light emitting unit is installed or the light emitting unit is removed, and the light emitting unit is installed in another exterior unit body. Can be used.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a light emitting unit for a safety display device according to the present invention will be described below with reference to the drawings. A safety display device equipped with a light-emitting unit is generally mounted on a cylindrical portion such as a user's waist or arm, or carried by a user, for example, on the surface of a waist bag or shoulder bag of a school bag. It can be used by attaching to various tools.

FIG. 1 is an exploded perspective view showing a first embodiment of a light emitting unit for a safety display device according to the present invention. The light emitting unit according to the present invention includes a main printed circuit board 1 on which a plurality of electronic components 5, 5,... Required as a safety display device such as a drive circuit and a blinking circuit are mounted on a pattern surface 4 on the front side, and a flexible printed circuit. A plurality of light emitting elements 8, 8... Are arranged in a row with respect to the pattern surface 7 of the substrate 6, and the light emitting body 2 has a structure that is fixed to the surface side of the main printed circuit board 1, and the electronic components 5, 5,. .., And a battery holder 3 to which a battery 9 for supplying electric power is detachably mounted.

As shown in FIGS. 2 and 3, the main printed circuit board 1 is provided with a push-on / off switch 10 for controlling the power on / off of the electronic components 5, 5. In addition to mounting (from step (a) to (b) in FIG. 2), a plus terminal 11 and a minus terminal 12 that are connected to the battery 9 are formed on the back side, and both terminals 11 and 12 are attached to the main printed circuit board 1. Opened holes 13,
13 (from step (b) to step (c) in FIG. 2) from the front side to the back side, and is bent as appropriate on the back side of the main printed circuit board 1 (in the direction of arrow A) to form a pattern surface on the front side. 4 is soldered 14 (see steps (a) to (b) shown in FIG. 3). In the present invention, the battery 9 is configured to use a so-called button battery for the purpose of reducing the size of the safety display device. The plus terminal 11 is connected to the outer periphery of the plus pole of the battery 9 and to the minus terminal. The terminals 12 are formed so as to protrude from positions or directions in contact with the negative pole surface of the battery 11.

As shown in FIG. 4, the luminous body 2 has a plurality of semiconductor luminous elements 8, 8 which emit red light, for example, on a pattern surface 7 of a flexible printed circuit board 6 formed in a strip shape.
(Four in this embodiment) are arranged in a row at a predetermined interval and fixed by soldering, and are adhered to the front side of the main printed circuit board 1 by an adhesive member (not shown) such as a double-sided tape. As shown in FIG. 5, both the pattern surfaces 4 and 7 are fixed to each other by soldering (reference numeral 14 is a soldering land), and conduction is made. Therefore, the light emitting elements 8, 8... On the light emitting body 2 side can be turned on or off by the electric power supplied from the main printed circuit board 1 side. Note that, with the above configuration, the main printed board 1 is in the longitudinal direction (horizontal direction) of the flexible printed board 6.
, The flexible printed circuit board 6 can function sufficiently.

As shown in FIGS. 6 to 12, the battery holder 3 has a main body 15 and a pair of battery holding arms 16 and 16 projecting upward from the main body 15, and from the main body 15 to the side. A pair of fixed arms 17, 17 protruding are formed, and the fixed arms 17, 17 are connected to the main printed circuit board 1 through fitting recesses 18, 18 formed on both left and right side edges of the main printed circuit board 1. Protrude to the front side of the substrate 1,
The hooks 19, 19 formed at the tips of the tips 7, 17 are hooked on the left and right side edge surfaces of the main printed circuit board 1 to be integrally fixed (see FIG. 10). The plus terminal 11 protruding toward the back side of the main printed circuit board 1 is structured to be stored inside the main body 15 (see FIG. 9). The battery holding arms 16, 16 extend upward along the back surface of the main printed circuit board 1 with the battery holder 3 fixed to the back surface side of the main printed circuit board 1, and hold the battery 9 at the middle abdomen. It has a space W1 (see FIG. 6) capable of accommodating the outer diameter, and has a space W1 at its upper end.
Projections 20, 20 which are narrower and arcuate inward
Is formed and inserted between the battery holding arms 16, 16.
The protrusions 20 are fitted together while being pushed outward, and the battery 9 held between the battery holding arms 16 is prevented from coming off. The battery 9 is accommodated in a laterally formed width W2 (see FIG. 8) of the battery holding arms 16, 16 and is held on the back surface of the main printed circuit board 1. , 16 and an upper end of the main body 15 are formed with edges 21 for preventing the battery 9 from falling off the sides. The main body 15 has springs 22, 22 integrally formed at its lower end so as to generate a repulsive force in the projecting direction of the fixed arms 17, 17 (see FIG. 7). When the main printed board 1 is fixed to the back side of the board 1, the main printed board 1 is pressed from the back side to the hooking claws 19 of the fixing arms 17, 17, and
The structure is such that the backlash of the battery holder 3 with respect to the main printed circuit board 1 surface is prevented (see FIG. 11).

Reference numeral 23 denotes a substantially elliptical hard base plate made of a transparent polycarbonate sheet. This base plate 23
Is to form stiffness as a base sheet of the flexible printed circuit board 6 while maintaining flexibility as a safety display device. As shown in FIG. Has a major axis S1 corresponding to the horizontal length and a minor axis S2 equivalent to the vertical length of the main printed circuit board 1.
This base plate 23 is structured to be interposed between the back side of the main printed board 1 and the battery holder 3, and only the portion to the back side of the main printed board 1 is bonded by an adhesive member such as a double-sided tape. In addition to bonding and fixing, a through hole 24 is formed as an insertion portion for the fixing arms 17, 17 of the battery holder 3 and an exposed portion for the plus terminal 11 and the minus terminal 12. That is, the fixed arms 17, 1, 1
7 protrudes toward the surface of the main printed circuit board 1 through the through holes 24, 24, and the hooking claws 19, 19 are attached to the main printed circuit board 1.
And the battery holder 3 together with the base plate 23 can be integrally fixed to the back side of the main printed circuit board 1. The structure between the base plate 23 and the flexible printed circuit board 6 is held in a non-adhered state in order to secure the followability at the time of bending.

Reference numeral 25 denotes a protective plate made of a transparent soft PVC sheet. The protection plate 25 is for protecting the front side of the main printed board 1 and the flexible printed board 6 and is formed in substantially the same shape as the base plate 23. The peripheral edge portion is integrally fixed to (the hatched portion 26 on the base plate 23 side) by welding or other methods. 27 is a switch 10 configured on the front side of the main printed circuit board 1 and the main printed circuit board 1
This is an escape hole for the tip of the fixing arm 17, 17 of the battery holder protruding toward the surface of the battery holder. This escape hole 27 allows the protection plate 25
Is fixed substantially flush with the surfaces of the substrates 1 and 6, which contributes to a reduction in the thickness of the light emitting unit and does not impair the operability of the switch 10.

As shown in an exploded perspective view of FIG. 15, the protection plate 25 has bag-like portions 28, 28 formed on both left and right sides thereof, and the bag-like portions 28, 28 are formed on the left and right sides of the base plate 23. The unit can be configured to be inserted and integrated with the left and right sides of the flexible printed circuit board 6. If such bag-like portions 28, 28 are formed on both left and right sides of the protection plate 25, the trouble of welding and fixing the protection plate 25 to the base plate 23 can be omitted, and the assembling workability is improved. In addition, maintenance work can be facilitated in response to component failure.

FIGS. 16 and 17 show another embodiment of the battery holder. The battery holder 29 according to the present embodiment has a structure also serving as a plus terminal, and forms a lumen 30 capable of accommodating the thickness of the battery 9 with respect to the back surface of the main printed circuit board 1 so as to form on both left and right sides thereof. The formed tongue pieces 31, 31 are fitted to the fitting recesses 32, formed on the left and right sides of the main printed circuit board 1 corresponding to the tongue pieces 31, 31, respectively.
The protruding portion 32 is protruded toward the front surface side through 32, the tip portion is bent and caulked on the surface, and then fixed by soldering 33, 33. The battery 9 can be electrically connected to the minus terminal 12 by being fitted directly into the cavity 30 while being held by a separate slider (not shown) or separately. By configuring the battery holder 29 in this manner, the configuration of the positive terminal can be omitted, the configuration of the light emitting unit can be simplified, and the assembling workability and economic efficiency can be improved.

The light emitting unit for a safety display device according to the present invention has a cloth pouch-shaped exterior body 34 as shown in FIG.
Used for interior decoration. In general, the exterior portion main body 34 is configured such that a peripheral portion except for an upper portion of the front fabric 34a and the back fabric 34b is stitched and fixed, and a fastener 35 is attached to the upper peripheral portion so as to be freely opened and closed appropriately. The light-emitting unit can be freely attached to and detached from. In addition, windows 36, 36,... Corresponding to the plurality of light emitting elements 8, 8,... Mounted on the flexible printed circuit board 6 constituting the light emitting unit are formed on the surface cloth 34a of the exterior body 34. The light emitting elements 8, 8 are provided through the windows 36, 36,.
Can be radiated out of the exterior body. Reference numeral 37 denotes a switch instruction unit corresponding to the switch 10 formed on the surface of the main printed circuit board 1. Belts 38 are provided on both left and right sides of the exterior body 34.
The belts 38, 38 are appropriately wound around and fixed to the user's arms and accessories to be used as a safety display device. 39 is a buckle for fixing the belt.

.. To be mounted on the flexible printed circuit board 6, the shape and size of the main printed circuit board 1 and the flexible printed circuit board 6, and the fixing portions of both. It is needless to say that portions not related to the gist of the present invention, such as the configuration position of the electronic component 5 and the switch 10, can be appropriately modified within the scope of the present invention. Also, regarding the exterior body 34, especially the mounting position of the light emitting elements 8, 8,.
Configurations other than those relating to a method of use common to both can be freely modified.

[0019]

Since the light emitting unit for a safety display device according to the present invention is constructed as described above, the light emitting unit is suitably mounted inside the exterior body and mounted on the user's wrist, arm, and waist. Lights or flashes to warn the driver of vehicles such as bicycles and automobiles over a wide area to ensure traffic safety, and if necessary, remove from the exterior body and perform maintenance and inspection of the light emitting unit itself In addition, the exterior body can be used as a pouch or a small portable storage case, and the usage and use of the safety display device can be expanded.

Further, according to the light emitting unit for a safety display device according to the present invention, a light emitting unit having a different emission color can be exchanged for a single exterior body, and the light emitting unit can be used for a plurality of exterior body. Can be shared, so that it is possible to use a plurality of safety display devices as appropriate, and it is possible to use an economical and excellent design and fashionable safety display device, etc. The effect obtained by implementing the present invention is extremely large.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing a first embodiment of a light emitting unit for a safety display device according to the present invention.

FIG. 2 is a perspective view showing a procedure of assembling a main printed circuit board.

FIG. 3 is a fragmentary cross-sectional view showing a procedure for assembling terminals to a main printed circuit board.

FIG. 4 is a perspective view showing a structure of a main printed board and a flexible printed board.

FIG. 5 is an enlarged perspective view of a main part showing a method of fixing the flexible printed circuit board to the main printed circuit board.

FIG. 6 is an enlarged front view showing the structure of a battery holder.

FIG. 7 is an enlarged plan view of the same.

FIG. 8 is an enlarged side view of the same.

FIG. 9 is an enlarged rear view showing a state where the battery holder is fixed to the main printed circuit board.

FIG. 10 is an enlarged front view of the same.

FIG. 11 is an enlarged bottom view of the same.

FIG. 12 is a sectional view taken along line BB in FIG. 9;

FIG. 13 is a perspective view showing a configuration of a base plate.

FIG. 14 is an exploded perspective view showing a method of mounting a protective plate on a light-emitting body and a base plate.

FIG. 15 is an exploded perspective view showing another embodiment of the protection plate.

FIG. 16 is an exploded perspective view showing a back side of another embodiment of the battery holder.

FIG. 17 is a perspective view showing the same front side.

FIG. 18 is a perspective view showing the structure of the exterior body.

FIG. 19 shows a conventional safety display device;
(A) is a front view, (b) is an enlarged longitudinal sectional view.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Main printed circuit board 2 Light emitting body 3 Battery holder 4 Pattern surface 6 Flexible printed circuit board 7 Pattern surface 8 Light emitting element 9 Battery 10 Switch 11 Positive terminal 12 Minus terminal 15 Main body 16 Battery holding arm 17 Fixed arm 21 Edge 22 Spring part 23 Base Plate 25 Protective Plate 34 Exterior Body 36 Window 37 Switch Indicator 38 Belt 39 Buckle

Claims (1)

(57) [Claims] 1. A main printed circuit board having an electronic component mounted on a front surface side and a battery holder formed on a rear surface side;
A strip-shaped flexible printed circuit board in which a plurality of light-emitting elements are arranged side by side at predetermined intervals in a row, and the flexible printed circuit board is electrically connected to the electronic component at a predetermined position on the front side of the main printed circuit board; A light emitting unit for a safety display device, wherein a base plate made of synthetic resin is interposed on the back side of the main printed circuit board.