JP2000222916A - Waterproof guide light - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a waterproof guide light capable of sharing fixture with an indoor type guide light, which may not require waterproof, and easily replacing a light source or the like. SOLUTION: A waterproof pack 2 has three pieces structure comprising watertight structure comprising a first frame-like cover 41 covering around the periphery of a fixture body of a display device 1, a second translucent cover 42, detachable to the cover 41, covering a display panel 19 side and a third cover 43 covering opposite side of the panel 19. Replacement of a light source or the like can be carried out by removing the cover 42 or the cover 43 from the cover 41 even if the display device 1 contained within the pack 2 is a single-sided display type or a double-sided display type. Since the display device 1 contained within the pack 2 needs no change, the display device 1 itself can be shared between waterproof type and indoor type.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a water-proof type guide light installed at a front entrance or the like where moisture-proof and rain-proof measures are required.

[0002]

2. Description of the Related Art Conventionally, there is a guide light device disclosed in Japanese Utility Model Laid-Open No. 61-126507. In this guide light fixture, a light-transmitting display panel is disposed facing a straight tube-type fluorescent lamp mounted in the fixture main body, and a lamp lighting component such as a ballast is disposed in the fixture main body. It has a structure.

By increasing the distance between the fluorescent lamp and the display panel, it is possible to prevent the lamp image from appearing outside and uneven brightness, and to prevent the stabilizer of the main body of the guide lamp from appearing as a shadow. Therefore, the thickness of the device is increased.

With respect to such a conventional guide light device, in order to install the device at a door or the like where the device can be exposed to the weather, it is necessary to make the device body and the components constituting the device waterproof. The whole is made dampproof and rainproof.

[0005]

However, the display means to be mounted on the device includes a display panel, a light guide disposed on the back of the display panel, and a light guide disposed on a side of the light guide. In the configuration having a light source that introduces light from the part, the case that houses the light guide and the cover that houses the light source have a butting structure. This causes a problem that the light source cannot be replaced.

If a waterproof packing is used between the two, the structure of the case and the cover must be changed, and those requiring moisture proof and rain proof are exclusively for the waterproof type and are used indoors. It will not be possible to achieve commonality with ordinary guide light fixtures.

Accordingly, the present invention relates to a display device provided with a display means comprising a combination of a display panel, a light guide and a light source. It is an object of the present invention to provide an easily replaceable waterproof guide light.

[0008]

According to a first aspect of the present invention, there is provided a waterproof type guide light having an opening formed on at least one surface and an electric component housing formed therein, and a display panel for guiding. A display provided in the opening of the instrument body, having a light guide disposed on the back of the display panel and a light source disposed on a side of the light guide for introducing light from the side; A display device comprising: means, and light source lighting means including lighting-related components for lighting the light source and disposed in the electrical component storage portion of the instrument body; a frame to which the instrument body is fixed and covers around the side thereof; -Shaped first cover and a second light-transmitting second cover which is detachably attached to the first cover and covers the display panel side of the instrument body.
A waterproof pack having a water-tight structure including a cover and a third cover that covers an opposite surface of the instrument body opposite to the second cover.

In the present invention and each of the following inventions, definitions and technical meanings of terms are as follows unless otherwise specified. The display device is a guide light device of a type including a display panel for guidance, a display means based on a combination of a light guide and a light source, and is a guide light used indoors. Such a display device is configured based on an instrument body. This instrument body is made of, for example, resin,
Generally, it is formed in a rectangular frame shape. The instrument body may have a double-sided opening, but has an opening for disposing the display means on at least one surface. That is, in the case of single-sided display, the opening may be on only one side and the other side may be closed by a back plate or the like. In the case of double-sided display, the opening is provided on both sides. The appliance main body also has an electric component storage section for disposing lighting-related components and the like inside.

The display means comprises a combination of a display panel, a light guide, and a light source. One display means is provided for single-sided display, but two displays are provided for double-sided display. The display panel is made of, for example, a milky white flame-retardant acrylic resin plate obtained by adding a flame-retardant material such as a halide to an acrylic resin, and displays a pictogram as an inductive display. 2
When two display means are provided, the display panel may be the same, but if the display has directionality, the display direction is made consistent. The light guide plate disposed on the back of the display panel is made of, for example, an acrylic resin plate having the same size as the display panel. As a light source disposed on the side of the light guide, a straight tube-type lamp having the same length as the light guide, for example, a fluorescent lamp is used. In this case, it is desirable to use a reflector having a U-shaped cross section, for example, in order to increase the efficiency of light incidence on the light guide.

The light source lighting means for lighting the light source includes:
If the light source is a fluorescent lamp, the light source is constituted by an inverter circuit or the like, and its circuit components are lighting-related components.

In the present invention, the display device may include a power supply line derived from the light source lighting means.
8) In addition, it may include a charging monitor and a check unit provided with a check switch disposed close to the lower surface of the appliance body (claims 4 and 9). An LED is usually used as a charge monitor.

In the present invention, the waterproof pack covers the entire display device for waterproofing. Basically, the three pieces of the first cover, the second cover and the third cover are detachable in a watertight state. It has a watertight structure connected to First
Since the cover basically covers the entire periphery of the side of the instrument body, it is formed in a frame shape similar to the outer shape of the instrument body. The instrument body is disposed in the first cover and the first
Fixed to the cover. The fixed state between the instrument body and the first cover is a watertight state using a silicone seal or the like. The second cover is detachably attached to the first cover and covers the display panel side, and is formed in a flat plate shape from a material having a light transmitting property so that display contents of the display panel can be visually recognized from the outside. The water tightness between the first cover and the second cover may be ensured by, for example, a packing or the like interposed therebetween, and may be detachable by screwing or the like. The third cover covers the opposite side of the instrument body opposite to the second cover, and in the case of double-sided display, like the second cover, is detachably attached to the first cover and displays the display panel. It is formed in a flat plate shape with a light-transmitting material so that the contents can be visually recognized from the outside. If it is a single-sided display, it may not be detachable, and translucency is not essential,
It may be formed integrally with the first cover to have a two-piece structure (claim 7).

The operation of the present invention is as follows. Basically, the waterproof pack has a three-piece structure of the first to third covers, so that the display device accommodated in the waterproof pack can be of the single-sided display type or of the double-sided display type. By removing the cover from the first cover, parts such as a light source can be replaced. Also, since the display device housed in the waterproof pack does not need to be changed,
The display device itself may be the same for the waterproof device and the indoor device, and the equipment can be shared, so that the cost can be reduced.

According to a second aspect of the present invention, in the waterproof type guide light according to the first aspect, the first cover has flanges on both peripheral edges thereof; the second cover and the third cover are formed of the first cover. It is detachably mounted by a watertight structure that covers the flange portion.

In the detachable watertight structure according to the present invention, for example, a packing or the like is interposed at the inner peripheral position of the flange portion, and the detachable watertight structure is screwed at the outer peripheral position of the packing of the flange portion. I just need. At this time, it is preferable that the second cover and the third cover have a shape overlapping with the peripheral portion of the flange portion to prevent water from entering from the joint surface with the first cover.

According to the present invention, the waterproof effect of the second cover and the third cover which can be detachably attached to the first cover can be reliably obtained.

According to a third aspect of the present invention, there is provided a waterproof type guide light, wherein an appliance body having an opening formed on at least one surface and an electric component storage portion formed therein, a display panel for guidance, and a back of the display panel. A light guide disposed on the side of the light guide, a light source disposed on a side of the light guide, and a light source for introducing light from the side, a display unit disposed on an opening of the instrument body, and lighting the light source A display device having light source lighting means including lighting-related components for causing the light source lighting means to be disposed in the electrical component storage portion of the instrument body, and a power supply line derived from the light source lighting means; and A frame-shaped first cover having a power line lead-out opening surrounding the side portion, a light-transmitting second cover which is detachably attached to the first cover and covers the display panel side of the appliance body, and a second cover of the appliance body. With a third cover that covers the opposite side facing the cover. Waterproof pack consisting of close-packed structure; the first
A bushing disposed in the power supply line lead-out opening of the cover to lead out the power supply line.

The present invention is applied to a case where the display device includes a power supply line derived from the light source lighting means. The first cover of the waterproof pack has a power supply line lead-out opening for leading the power supply line to the outside. Have. The bushing is for ensuring water tightness with respect to the power supply line led out from the power supply line lead-out opening, and is generally made of rubber and has a high water tightness with respect to the power supply lead-out opening of the first cover. Mated. Also, the bushing itself has a power supply line lead-out hole that is highly watertight with respect to the power supply line.

In the present invention, by forming the power supply line lead-out opening in the first cover of the waterproof pack, the power supply line is led out through the bushing and the power supply to the light source lighting means of the display device can be secured in a waterproof state. . At the same time, when replacing parts such as the light source, the replacement can be easily performed by removing the second cover or the third cover without removing the first cover from which the power supply line is led out, and the power supply line is not obstructed.

According to a fourth aspect of the present invention, there is provided a waterproof type guide light, wherein an appliance body having an opening formed on at least one surface and an electric component storage portion formed therein, a display panel for guidance, and a back of the display panel. A light guide disposed on the side of the light guide, a light source disposed on a side of the light guide, and a light source for introducing light from the side, a display unit disposed on an opening of the instrument body, and lighting the light source A display device comprising: a light source lighting means including lighting-related components for causing the light source lighting means to be disposed in the electric component storage portion of the appliance main body; and a charge monitor and an inspection portion provided by an inspection switch disposed in proximity to the lower surface of the appliance main body; A frame-shaped first cover to which the instrument body is fixed and which covers the side of the instrument body and has an opening for an inspection portion, and a light-transmitting second cover which is detachably attached to the first cover and covers the display panel side of the instrument body. And the second of the instrument body
A waterproof pack having a water-tight structure with a third cover covering the opposite side opposite to the cover; and a light-transmitting and elastic bushing disposed at the inspection portion opening of the first cover. .

The present invention is applied to a case where the display device includes a charge monitor and a check unit with a check switch disposed close to the lower surface of the appliance main body. The first cover of the waterproof pack has an opening for the check unit. A bushing is provided to waterproof the opening for the inspection unit. This bushing has translucency so that the state of the charge monitor can be visually recognized from the outside, and has elasticity because the check switch is operated from the outside. Such a bushing is generally formed of a translucent elastic rubber.

In the present invention, by forming the inspection portion opening in the first cover of the waterproof pack, the operation of the inspection switch and the visualization of the charge monitor can be performed through the bushing, and the waterproofness is always maintained. it can.

According to a fifth aspect of the present invention, there is provided a waterproof type guide light, wherein an appliance body having an opening formed on at least one surface and an electric component storage portion formed therein, a display panel for guidance, and a back of the display panel. A light guide disposed on the side of the light guide, a light source disposed on a side of the light guide, and a light source for introducing light from the side, a display unit disposed on an opening of the instrument body, and lighting the light source A display device having light source lighting means provided in the electric component storage section of the appliance main body and including lighting-related components for lighting;
A frame-shaped first cover to which the device main body is fixed and which covers the side thereof; a light-transmitting second cover which is detachably attached to the first cover and covers the display panel side of the device main body; A waterproof pack having a watertight structure of a second cover and a third cover covering an opposite surface side facing the second cover; and a base fixed to the first cover.

The base of the present invention is made of, for example, a strong metal, and is used for mounting to a mounting member mounted on a ceiling or the like. Screws and the like are used for fixing the base and the first cover. However, a water-tight state is achieved by using a silicon seal or the like.

In the present invention, by fixing the base to the first cover, the base can be attached to the mounting member using the base.

According to a sixth aspect of the present invention, there is provided a waterproof type guide light, wherein an appliance body having an opening formed on at least one surface and an electric component storage portion formed therein, a display panel for guidance, and a back of the display panel. A light guide disposed on the side of the light guide, a light source disposed on a side of the light guide, and a light source for introducing light from the side, a display unit disposed on an opening of the instrument body, and lighting the light source A display device having light source lighting means provided in the electric component storage section of the appliance main body and including lighting-related components for lighting;
A frame-shaped first cover to which the device main body is fixed and which covers the side thereof; a light-transmitting second cover which is detachably attached to the first cover and covers the display panel side of the device main body; A waterproof pack having a watertight structure of a second cover and a third cover covering an opposite surface side opposite to the cover; a base fixed to the first cover; an attaching member for fixing the base from the side;
Is provided.

The mounting member of the present invention is, for example, a strong metal member fixedly mounted on a ceiling surface.
It is formed so as to have a rectangular parallelepiped box shape. The base fixed to the mounting member from the side may have, for example, an upward U-shape and may be screwed from the side.

In the present invention, the first cover to which the instrument body and the base are fixed can be easily attached to the attachment member.

[0030] The invention according to claim 7 is the invention according to claims 1, 3,
In the waterproof type guide light described in 4, 5, or 6, the third cover is formed integrally with the first cover.

In the case of single-sided display, it is not necessary to make the third cover detachable from the first cover. Therefore, the third cover is formed integrally with the first cover to form a two-piece structure. Watertightness can be improved.

According to an eighth aspect of the present invention, in the waterproof guide light according to the first aspect, the display device has a power supply line derived from the light source lighting means; the first cover leads out the power supply line. It has a power line lead-out hole.

The present invention is applied to the case where the display device includes a power supply line derived from the light source lighting means. However, the present invention is effective when the first cover is made of, for example, rubber. Watertightness can be secured without using a bushing only by forming a hole and leading out the power supply line.

According to a ninth aspect of the present invention, in the waterproof type guide light according to the first aspect, the display device has a charging monitor and a check section provided with a check switch, which are arranged close to the lower surface of the appliance body; The portion of the cover corresponding to the inspection section has translucency and elasticity.

The present invention is applied to a case where the display device includes a charge monitor and an inspection section provided by an inspection switch which are disposed in the vicinity of the lower surface of the appliance body, and is effective when the first cover is made of rubber, for example. Yes, the first cover has a light-transmitting and elastic structure corresponding to the inspection portion, and the opening of the opening and the provision of another bushing allow the inspection switch to be operated and the charge monitor to be visually recognized. It can be done and can always maintain waterproofness.

[0036]

DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of a waterproof type guide light according to the present invention will be described with reference to FIGS.

FIG. 1 is an exploded perspective view showing a waterproof type guide light, FIG. 2 is an exploded perspective view showing a display device, and FIG. 3 is an exploded side view showing a waterproof type guide light.

The waterproof type guide light of the present embodiment mainly includes a display device 1 and a waterproof pack 2 covering the entire periphery of the display device 1.
, A base 3, and a mounting member 4.

Referring to FIG. 2, the structure of the display device 1 will be described. The display device 1 can be used as it is if it is indoors, and has a tool body 5 made of resin. This device main body 5 has a square frame 6 around it,
An opening 7 is formed on the front side of the frame 6, and the back side is closed by a back plate 8. An electric component housing 9 is formed in a portion closed by the frame 6 and the back plate 8.

Also, a ceiling surface 10 (FIG. 3)
When the power supply line 11 is attached to the power supply line 11 (see FIG. 3), the power supply line lead-out opening 12 and the screw insertion hole 13 are formed at symmetrical positions around the power supply line lead-out opening 12. I have.

Mounting portions 14 are formed on both sides of the frame portion 6, and mounting portions (not shown) are also formed in the back plate 8.

A lighting unit 15 as a light source lighting means in which an inverter circuit and the like are housed is mounted substantially at the center of the electrical component housing 9. A terminal block 16 is attached to the upper part of the lighting unit 15, and the lighting unit 15 and the terminal block 16 are electrically connected by a wiring cord 17. Furthermore, lighting unit 1
A battery 18 is attached to the lower part of the battery 5.

Further, the surface display means 1 as a display means having a size substantially closing the opening 7 is provided at the opening 7 of the frame 6.
9 are provided. A milky white display panel 20 made of a flame-retardant acrylic resin plate obtained by adding a flame-retardant material such as a halide to an acrylic resin is attached to the surface display means 19. On the surface of the display panel 20, a pictogram 21 as a guidance display is displayed, and on the back of the display panel 20, a rectangular light guide plate 22 made of acrylic resin as a light guide is provided. Further, a light source 23 is attached to an upper side portion of the surface display means 19. The light source 23 includes a straight tube-type fluorescent lamp 24 and a reflector 25 having a U-shaped cross section for reflecting light from the fluorescent lamp 24 toward the light guide plate 22. The light source 23 is provided with a socket (not shown) for connecting a connector (not shown). Further, on the rear surface side of the light guide plate 22, a mounting portion 26 corresponding to the mounting portion 14 is formed so as to protrude. The distal end of the mounting portion 26 is formed in a tapered shape, and a locking projection 27 for locking is formed on the side surface.

On the other hand, the back plate 8 is provided with back display means 28 as display means having substantially the same shape as the back plate 8. A milky white display panel 29 made of a flame-retardant acrylic resin plate obtained by adding a flame-retardant material such as a halide to an acrylic resin is attached to the rear display means 28. On the surface of the display panel 29, a pictogram as a guidance display is displayed, and on the back of the display panel 29, a rectangular light guide plate 30 made of acrylic resin as a light guide is provided. Further, a light source 31 is attached to an upper side portion of the back surface display means 28. The light source 31 is a straight tube type fluorescent lamp 32
And a reflector 33 having a U-shaped cross section for reflecting light from the fluorescent lamp 32 in the direction of the light guide plate 30. The light source 31 is provided with a socket (not shown) for connecting a connector (not shown). Further, the light guide plate 3
On the rear surface side of 0, a mounting portion 34 corresponding to a mounting portion (not shown) is formed so as to protrude. The tip of the mounting portion 34 is formed in a tapered shape, and a locking projection 35 for locking is formed on a side surface.
Are formed to protrude.

As shown in FIG. 1, the waterproof pack 2 covering the entire periphery of the display device 1 having such a structure is provided with a first cover 41,
It has a three-piece structure including a second cover 42 and a third cover 43.

The first cover 41 is formed to be one size larger than the display device 1 and is formed in a rectangular frame shape covering the entire periphery of the side of the display device 1. A flange 44 is formed over the area. In the upper part of the first cover 41, a power line lead-out opening 45 and a screw insertion hole 46 are formed at positions corresponding to the power line lead-out opening 12 and the screw insertion hole 13 on the appliance body 5 side.

The second cover 42 is formed to have a size including the flange 44 of the first cover 41 and covers the front surface of the front display means 19, and is formed in a thin plate shape using a transparent material that allows the display panel 20 to be viewed. Have been. This second cover 42
Is detachably attached to the first cover 41 by screws 47. The second cover 42 and the first cover 41 are formed with screw holes 48 and 49, respectively. This screwing is at least one at each side. In order to ensure watertightness between the first cover 41 and the second cover 42, a packing 50 arranged in a rectangular shape is provided between the first cover 41 and the second cover 42.
Is interposed.

FIG. 4 shows the positional relationship between the packing 50 and the screwing points. The screw holes 48 and 49 are positioned outside the packing 50 so that the screw portion does not need to be particularly waterproofed when fixed with the screw 47. The packing 50 has a round cross-section and is dimensioned (or adhered) by itself to the waterproof pack 2 (first cover 41), and the first cover 41 and the second cover 42 are screwed together. Are set so as to have an optimal crushing allowance in a state of being in close contact.

The third cover 43 is also formed to have a size including the flange 44 of the first cover 41 and covers the front surface of the back surface display means 28. The third cover 43 is formed in a thin plate shape from a translucent material that allows the display panel 29 to be viewed. Have been. This third cover 43
The detachable structure having water tightness with respect to the first cover 41 is the same as that of the second cover 42.

A metal base 3 is provided on the upper side of the first cover 41. The base 3 has a power line lead-out opening 51 and a screw hole 52 at positions corresponding to the power line lead-out opening 12 and the screw insertion hole 13 on the instrument body 5 side. The base 3 is formed in an upward U-shape, and a mounting hole 53 is formed in a rising side portion thereof.

The mounting member 4 is made of metal and can be mounted on the outdoor ceiling surface 10.
Are formed on both sides so that the base 3 can be attached and fixed by screws 55.

In such a configuration, after the attachment member 4 is attached to the ceiling surface 10 and necessary connections are made, the base 3
Attach the attached device. That is, the base 3 is attached to the first cover 41 at the time of manufacturing the device. The fixing between the device main body 5, the first cover 41 and the base 3 is performed using screws 56.

FIG. 5 is a longitudinal sectional side view showing a fixed state by the screw 56. That is, the screw 56 is inserted from the instrument body 5 side through the screw insertion holes 13 and 46, and is screwed to the screw hole 52 portion of the base 3. Then, silicone 57 is applied to the screwed portion and sealed with silicone to ensure waterproofness.

The power supply line 11 of the display device 1 is led out to the mounting member 4 side through the power supply line lead-out openings 12, 45, and 51. In order to ensure watertightness in the first cover 41, the first cover 41 is provided. 41 power supply line lead-out openings 4
Bushings 58 are press-fitted into the five portions.

FIG. 6 shows a power supply line 11 using a bushing 58.
It is a vertical side view which shows the derivation | leading-out state. A power supply line lead-out hole 59 for leading out each power supply line 11 is formed in the bushing 58.
Are formed. When the diameters of the power supply line lead-out openings 12 and 51 of the appliance body 5 and the base 3 are 23 mm,
The diameter of the power line lead-out opening 45 of the first cover 41 is 20 m.
m, and the bushing 58 is press-fitted only into the power supply line lead-out opening 45 to ensure watertightness.

FIG. 7 shows an example of the configuration of the lower surface of the instrument body 5. In the present embodiment, the display device 1 is provided with an inspection unit 62 in which a charge monitor 60 using LEDs and an inspection switch 61 of a push button type are arranged close to each other on the lower surface of the appliance main body 5. The first cover 4 corresponding to such an inspection unit 62
1 has an inspection portion opening 63 formed therein. A rubber bushing 64 having translucency and elasticity is press-fitted into the inspection portion opening 63 in a watertight state. in this way,
The first cover 41 of the waterproof pack 2 has an opening 6 for the inspection unit.
By forming 3, the switch operation of the inspection switch 61 and the visual recognition of the charge monitor 60 can be performed via the bushing 64, and the waterproof property can be always maintained.

Therefore, according to the present embodiment, basically, the waterproof pack 2 is divided into the first to third covers 41, 42, 43.
, The display device 1 accommodated in the waterproof pack 2 can be either a single-sided display type or a double-sided display type by removing the second cover 42 or the third cover 43 from the first cover 41. With light source 23,
31 can be replaced. Further, since the display device 1 housed in the waterproof pack 2 does not need to be changed, the display device 1 itself may be the same for the waterproof device and the indoor device, and the equipment can be used in common. Reduction can be achieved.
Further, the first cover 41 to which the instrument body 5 and the base 3 are fixed can be easily attached to the attachment member 4. In particular,
Even in a state where the mounting member 4 is mounted on the ceiling surface 10, the base 3 may be screwed and fixed from the lateral direction.
Good workability. Further, since the power supply line lead-out opening 45 is formed in the first cover 41 of the waterproof pack 2, the power supply line 11 is led out through the bushing 58, and the power supply to the lighting unit 15 and the like of the display device 1 is waterproof. Can be secured. At the same time, when replacing parts such as the light sources 23 and 31, the first cover 4 from which the power supply line 11 is led out.
1 without removing the second cover 42 or the third cover 4
3 can be easily performed, and the power supply line 11 does not become an obstacle.

A second embodiment of the waterproof guide light according to the present invention will be described with reference to FIGS. The same parts as those described in the first embodiment are denoted by the same reference numerals,
Description is also omitted.

FIG. 8 is a vertical sectional side view showing a waterproof type guide light, FIG. 9 is a plan view showing a first cover, and FIG. 10 is a vertical sectional front view showing an example of the configuration of the lower surface portion of the appliance body.

In the waterproof pack 71 of the present embodiment, the first
Instead of the cover 41, a first cover 72 made of rubber is used. Therefore, the second cover 42 and the third cover 43 are attached and detached so that a watertight state can be secured by forming concave fitting portions 73 and 74 over the entire inner peripheral surface of the first cover 72. It is designed to fit freely.
Therefore, the second cover 42 and the third cover 43 used in the present embodiment do not need the screw 47 or the screw hole 48 and can be configured so that the packing 50 is not required.

In the first cover 72, the instrument body 5
In the portion corresponding to the power supply line lead-out opening 12, a power supply line lead-out hole 75 for leading out each power supply line 11 is directly formed. Since the first cover 72 is made of rubber, watertightness can be ensured only by leading the power supply line 11 out of the power supply line lead-out hole 75, and there is no need to use a separate member such as the bushing 58.

Also, as shown in FIG.
The switch operation of the inspection switch 61 and the visualization of the charge monitor 60 can be performed without using a separate member such as the bushing 64 simply by making the inspection unit corresponding portion 76 of the cover 72 have translucency and elasticity. It can maintain waterproofness at all times.

[0063]

According to the first aspect of the present invention, since the waterproof pack has a three-piece structure composed of the first to third covers, the display device accommodated in the waterproof pack is of a single-sided display type. By removing the second cover or the third cover from the first cover for both
Parts such as the light source can be replaced, and the display device housed in the waterproof pack does not need to be changed.
The display device itself may be the same for the waterproof device and the indoor device, and the appliances can be shared, so that the cost can be reduced.

According to the second aspect of the present invention, the waterproof effect of the second cover and the third cover detachable from the first cover can be reliably obtained.

According to the third aspect of the present invention, the power supply line lead-out opening is formed in the first cover of the waterproof pack.
The power supply line is led out through the bushing, and the power supply for the light source lighting means of the display device can be secured in a waterproof state.
At the same time, when replacing parts such as the light source, the replacement can be easily performed by removing the second cover or the third cover without removing the first cover from which the power supply line is led out, and the power supply line is not obstructed.

According to the fourth aspect of the present invention, since the inspection portion opening is formed in the first cover of the waterproof pack, the operation of the inspection switch and the visualization of the charge monitor can be performed through the bushing, and the waterproofing can be performed. Sex can always be maintained.

According to the fifth aspect of the present invention, since the base is fixed to the first cover, the base can be mounted on the mounting member using this base.

According to the sixth aspect of the present invention, the first cover to which the instrument body and the base are fixed can be easily attached to the attaching member.

According to the seventh aspect of the invention, in the case of single-sided display, the third cover does not need to be detachable from the first cover, so that the third cover is formed integrally with the first cover. In addition, the two-piece structure can improve water tightness.

According to the eighth aspect of the invention, when the first cover of the waterproof pack is made of, for example, rubber, the power supply line can be led out simply by forming a power supply line lead-out hole in the first cover.
Watertightness can be ensured without using a bushing.

According to the ninth aspect of the present invention, when the first cover of the waterproof pack is made of, for example, rubber, only the portion corresponding to the inspection portion of the first cover is configured to have translucency and elasticity. The switch operation of the check switch and the visibility of the charge monitor can be performed without forming an opening and disposing another bushing, and the waterproof property can be always maintained.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing a waterproof type guide light according to a first embodiment of the present invention.

FIG. 2 is an exploded perspective view showing the display device.

FIG. 3 is an exploded side view showing the waterproof guide light.

FIG. 4 shows a positional relationship between a packing and a screwing portion,
(A) is a front view of a part of the first cover, and (b) is a horizontal sectional view.

FIG. 5 is a longitudinal sectional side view showing a fixing state with screws.

FIG. 6 is a vertical sectional side view showing a lead-out state of a power supply line using a bushing.

FIGS. 7A and 7B show a configuration example of a lower surface portion of the instrument body, where FIG. 7A is a bottom view and FIG.

FIG. 8 is a vertical sectional side view showing a waterproof type guide light according to a second embodiment of the present invention. It is.

FIG. 9 is a plan view showing a first cover.

FIG. 10 is a vertical sectional front view showing a configuration example of a lower surface portion of the device main body.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Display apparatus 2 ... Waterproof pack 3 ... Base 4 ... Mounting member 5 ... Instrument body 7 ... Opening 11 ... Power supply line 15 ... Light source lighting means 19 ... Display means 20 ... Display panel 22 ... Light guide 23 ... Light source 28 ... Display means 29 Display panel 30 Light guide plate 31 Light source 41 First cover 42 Second cover 43 Third cover 44 Flange 45 Power supply lead-out opening 58 Bushing 60 Charge monitor 61 Inspection switch 62 ... Inspection unit 63 ... Inspection unit opening 64 ... Bushing 71 ... Waterproof pack 72 ... First cover 75 ... Power line lead-out hole 76 ... Inspection unit corresponding part

Claims (9)

[Claims] 1. An appliance body having an opening formed on at least one surface and an electric component housing formed therein, a display panel for guidance, a light guide disposed on the back of the display panel, and a light guide provided on the back of the display panel. A display means disposed on the side of the light body and having a light source for introducing light from the side and disposed in the opening of the appliance body, and a lighting-related component for lighting the light source, the lighting unit includes A display device having light source lighting means disposed in the electrical component storage section; a frame-shaped first cover to which the instrument main body is fixed and covering around the side thereof; A light-transmitting second covering the display panel side
A waterproof guide light, comprising: a watertight pack having a watertight structure including a cover and a third cover that covers an opposite side of the appliance body opposite to the second cover. 2. The first cover has flanges on both peripheral edges; the second cover and the third cover are detachably mounted by a watertight structure that covers a flange portion of the first cover; The waterproof type guide light according to claim 1, wherein: 3. An appliance body having an opening formed on at least one surface and an electric component storage section formed therein, a display panel for guidance, a light guide disposed on the back of the display panel, and a light guide. A display means disposed on the side of the light body and having a light source for introducing light from the side and disposed in the opening of the appliance body, and a lighting-related component for lighting the light source, the lighting unit includes A display device having a light source lighting means provided in the electric component storage part and a power line led out from the light source lighting means; and a fixture for fixing the instrument body and covering the side thereof to form a power line leading opening. A frame-shaped first cover,
A waterproof pack having a watertight structure including a light-transmitting second cover that is detachably attached to the cover and covers the display panel side of the device main body, and a third cover that covers an opposite surface of the device main body opposite to the second cover; A bushing disposed in the power line lead-out opening of the first cover to lead out the power line; 4. An appliance body having an opening formed on at least one surface and an electric component storage section formed therein, a display panel for guidance, a light guide disposed on the back of the display panel, and a light guide provided on the display panel. A display means disposed on the side of the light body and having a light source for introducing light from the side and disposed in the opening of the appliance body, and a lighting-related component for lighting the light source, the lighting unit includes A display device having a light source lighting means provided in the electric component storage portion, and a charge monitor and an inspection portion provided by an inspection switch provided in proximity to the lower surface of the appliance main body; A frame-shaped first cover having an opening for an inspection unit, a second cover having a light-transmitting property that is detachably attached to the first cover and covers the display panel side of the instrument body, and faces the second cover of the instrument body. Watertight structure with a third cover covering the opposite side A waterproof pack comprising: a waterproof pack; and a translucent and elastic bushing disposed in the inspection portion opening of the first cover. 5. An appliance body having an opening formed on at least one surface and an electric component housing formed therein, a display panel for guidance, a light guide disposed on the back of the display panel, and a light guide provided on the display panel. A display means disposed on the side of the light body and having a light source for introducing light from the side and disposed in the opening of the appliance body, and a lighting-related component for lighting the light source, the lighting unit includes A display device having light source lighting means disposed in the electrical component storage section; a frame-shaped first cover to which the instrument main body is fixed and covering around the side thereof; A light-transmitting second covering the display panel side
A waterproof pack having a watertight structure of a cover, a third cover covering an opposite surface of the instrument body opposite to the second cover, and a base fixed to the first cover. Waterproof type guide light. 6. An appliance body having an opening formed on at least one surface and an electric component housing formed therein, a display panel for guidance, a light guide disposed on the back of the display panel, and a light guide provided on the display panel. A display means disposed on the side of the light body and having a light source for introducing light from the side and disposed in the opening of the appliance body, and a lighting-related component for lighting the light source, the lighting unit includes A display device having light source lighting means disposed in the electrical component storage section; a frame-shaped first cover to which the instrument main body is fixed and covering around the side thereof; A light-transmitting second covering the display panel side
A waterproof pack having a water-tight structure including a cover, a third cover covering an opposite side of the instrument body opposite to the second cover; a base fixed to the first cover; and a mounting member for fixing the base from the side. A waterproof type guide light, characterized by comprising; 7. The waterproof guide light according to claim 1, wherein the third cover is formed integrally with the first cover. 8. The display device according to claim 1, wherein the display device has a power supply line derived from the light source lighting means; and the first cover has a power supply line lead-out hole for leading out the power supply line. Waterproof type guide light. 9. The display device has a charge monitor and an inspection switch provided by an inspection switch disposed close to the lower surface of the device main body; a portion corresponding to the inspection unit of the first cover has translucency and elasticity. 2. The waterproof type guide light according to claim 1, wherein: