JPH10312704A - Indication lamp with built-in storage battery - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a low-cost indicating lamp with a built-in storage battery which makes use of a parts presser which holds down, a side of a display panel in a freely attachable and detachable manner and also holds down wiring within an implement. SOLUTION: A case body 20 made of synthetic resin is provided. A covering body made of synthetic resin is also provided. The case body 20 and the covering body are closed together and construct a thin box-shaped instrument case. A frame formed instrument body frame 40 arranged in the instrument case is provided. A storage battery for an emergency power supply fixed in the instrument body frame 40, and a light source are provided. A display panel 30, arranged from inside at the aperture formed at the case body 20, illuminated from the inside by the light source, is provided. A parts presser 50 which holds down, one side of the display panel 30 in a freely attachable and detachable manner and also holds down wiring 49a in the implement is fixed at one side of the aperture.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an indicator lamp with a built-in storage battery, which has a case base and a cover made of synthetic resin, and also has an instrument body frame and a display panel.

[0002]

A conventional display lamp with a built-in storage battery has a structure in which a display panel is loosely inserted into a pair of grooves and is slid horizontally to be detachable. However, in a storage lamp with a built-in storage battery of a type in which an inexpensive thin box-shaped instrument case is formed by closing a case base and a lid made of a synthetic resin, the slide structure is not suitable. This is because separate parts that are attached and detached in the sliding direction are required, and the advantage of integral molding with synthetic resin is lost. SUMMARY OF THE INVENTION It is an object of the present invention to provide an inexpensive storage lamp with a built-in storage battery that uses a component holder for holding one side of a display panel in a detachable manner and for holding down wiring in a device.

[0003]

A case base made of a synthetic resin is provided. A lid made of synthetic resin is provided. The case base and lid are closed to form a thin box-shaped instrument case. A frame-shaped device main body frame is provided in the device case. An emergency power storage battery and a light source are fixed inside the appliance body frame. A display panel is provided in the opening formed in the case base from the inside and is illuminated from the inside by the light source. On one side of the opening, a component holder for holding one side of the display panel in a detachable manner and holding the wiring in the instrument is fixed.

[0004]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to FIGS. The illustrated indicator lamp with a built-in storage battery includes a case base 20 made of a synthetic resin. A cover 10 made of synthetic resin is provided. The case base 20 and the lid 10 are closed to form a thin box-shaped instrument case. A frame-shaped device main body frame 40 is provided in the device case. An emergency power supply storage battery 43 and a light source 45a are fixed inside the appliance body frame 40. Opening 21 formed in case base 20
And a display panel 30 arranged from the inside and illuminated from the inside by the light source 45a. One side of the opening 21 is detachably held on one side of the display panel 30 and the wiring 49a in the device.
Is fixed. Parts holder 50
To supplement. This is formed integrally with a synthetic resin. This is a separate part from the case base 20,
Since it is sufficient to use a small component, and also serves as a press for the display panel 30 and a press for the wiring 49a in the device, it is relatively inexpensive.
Numeral 51 denotes a retractable elastic claw adjacent to the cut, which always overlaps the display panel 30 as shown in FIG. When the elastic claw 51 is retracted by pressing with a finger as shown in FIG. 9, the display panel 30 becomes detachable. The component holder 50 is fixed to the protruding portion 22 of the case base 20 with a set screw 52. 50a is a receiving hole for that. 50b is a reflection surface, and the light source 45a
The light is reflected back to the center of the fixture to increase light efficiency. The in-apparatus wiring 49a is arranged in a groove having a U-shaped cross section formed between the case base 20 and the component holder 50. In this case, the role of the component retainer 50 is to guide the internal wiring 49a so as not to protrude from the groove. Supplementary information about the engagement structure and the like will be given. A plurality of lid locking claws 14 are formed on the standing wall around the lid 10 so as to protrude from the standing wall. A plurality of frame locking engagement portions 40a are formed in the device main body frame 40. A plurality of lid locking claw receiving grooves 25 which are detachably engaged with the lid locking claw 14 are formed in the case base 20. Case base 20
Are formed with a plurality of frame locking claws 26 which are detachably engaged with the frame locking engaging portions 40a. The engagement between the lid locking claw 14 and the lid locking claw receiving groove 25 is a type of concave-convex fitting. The engagement between the frame locking engaging portion 40a and the frame locking claw 26 is a hook-type fitting. Lid 14 for locking lid, claw receiving groove 25 for locking lid
The disengagement is performed by locally pressing an appropriate portion of the lid 10 having the lid locking claw 14. The engagement between the frame locking engaging portion 40a and the frame locking claw 26 is released by inserting the blade of a flat-blade screwdriver into the gap between the case base 20 and the instrument body frame 20 after the lid 10 is removed. Supplementary information about the case base 20 is provided. The display panel 30 is disposed in the opening 21, and the claw 24 and the component holder 50 are used for fixing the display panel 30. One side of the display panel 30 is engaged with the claw 24 and the other side is a component holder 50.
To engage. Reference numeral 23 denotes a reflection plate portion provided upright at another location around the opening 21. 26 is a plurality of frame locking claws,
It is formed on a rising wall around the case base 20. When viewed along the rising wall, the lid locking claw receiving groove 25 and the frame locking claw 26 appear to overlap. Although the entire case base 20 including this portion is integrally formed of synthetic resin, the positions of the lid locking claw receiving grooves 25 and the frame locking claws 26 cannot be formed only by a normal opening and closing mold. . A hooking margin for engagement is required for each of the lid locking hook receiving grooves 25 and the frame locking hooks 26, and the hooking allowance is a mold opening (die release) in the case of die molding.
In order to form a surface that cannot be seen from the direction, the mold opening is prevented. For this purpose, a well-known slide core (core) that can move in a direction inclined with respect to the mold opening direction is also used. The reason for disposing the lid locking claw receiving groove 25 and the frame locking claw 26 as a pair and adjoining each other is that a pair of the lid locking claw receiving groove 25 and the frame locking claw 26 are formed of the same small slide core. Are to be formed collectively. As a result, the number of slide cores can be reduced, and the molding can be performed at low cost. The supplementary description of the lid 10 will be made. The lid 10 also has an opening 11, and the display panel 30 is also arranged there. Reference numeral 13 denotes a plurality of resilient engaging claws, and the display panel 3 is disposed so as to close the opening 11.
The edge of 0 is engaged resiliently. The other side of the display panel 30 is detachably engaged with a normal claw (not shown). The indicator light in the illustrated example is a guide light, and the display panel 30 is a component having the same configuration as that arranged in the opening 21 of the case base 20, and a well-known guide symbol mark is drawn thereon. The claw 13 is formed integrally with a part of the reflection plate member 12. The reflection plate member 12 of the lid 10 is formed integrally with the lid 10. The resilient engaging claw 13 has a shape in which a U-shaped cut is made in a part of the reflection plate member 12 and a free end formed by the cut is slightly raised. Resiliently engage the edge of The engagement can be released by pressing the cut-and-raised portion in reverse. Instrument body frame 40
To supplement. The storage battery 43, the light source 45a, and other components are fixed to the appliance body frame 40. Storage battery 4
Reference numeral 3 functions as a lighting power supply in an emergency. Reference numeral 42 denotes a storage battery mounting base. The light source 45a is a compact fluorescent lamp (square base fluorescent lamp). 45 is its socket. 44 is a ballast for lighting, 46 is a quick-connecting terminal block, 4
7 is an inspection switch, 48 is a monitor lamp, and 49 is a charging device. The charging device 49 always charges the storage battery 43, and functions as an inverter-type lighting device that operates by receiving power supply from the storage battery 43 in an emergency. Lighting ballast 4 at all times
4 and low-frequency lighting by the charging device 49 in an emergency. The outer case of the charging device 49 also functions as a reflection plate.
The device main body frame 40 is a metal part in which a U-shaped portion and an I-shaped portion are joined in a square shape.

[0006]

According to the present invention, in order to use an inexpensive thin box-shaped instrument case by closing the synthetic resin case base and lid, another component for holding down the display panel is used in combination with the wiring in the instrument. It is a component holder that also serves as a wire holder that holds down the power, and has a high use efficiency as a component, so that an inexpensive indicator light with a built-in storage battery can be obtained.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an indicator lamp with a built-in storage battery according to the present invention.

FIG. 2 is an enlarged perspective view showing the case base.

FIG. 3 is an enlarged perspective view showing the lid.

FIG. 4 is an enlarged perspective view showing the device main body frame.

FIG. 5 is an enlarged perspective view showing the case base and the instrument body frame.

FIG. 6 is an enlarged perspective view showing the component holder.

FIG. 7 is an enlarged perspective view showing the display panel.

FIG. 8 is an enlarged cross-sectional view of a main part showing a part where the component is held.

FIG. 9 is a cross-sectional view similar to FIG. 8, showing a state when the display panel is mounted / removed.

[Explanation of symbols]

10: Lid, 20: Case base, 21: Opening, 30: Display panel, 40: Instrument body frame, 45a: Light source, 49a:
Equipment wiring, 50: Parts holding

Claims (1)

[Claims] 1. A case base (20) made of synthetic resin,
A lid (10) made of synthetic resin is provided, and the case base (2) is provided.
0) The lid body (10) is closed to form a thin box-shaped appliance case, comprising a frame-shaped appliance body frame (40) arranged in the appliance case, and the appliance body frame (40). A storage battery (43) for an emergency power supply and a light source (4) fixed inside the
5a), a display panel (30) arranged from the inside in an opening (21) formed in the case base (20), and illuminated from the inside by the light source (45a). A storage battery built-in indicator light, wherein a component holder (50) for holding one side of the display panel (30) in a detachable manner and for holding down an internal wiring (49a) is fixed to one side.