JP6778570B2 - Luminous module - Google Patents

Description

The present invention relates to, for example, a light emitting module for a display device.

For example, a display device for displaying the operating state of an ATS (automatic train stop), the open / closed state of a door, and the like is installed in the cab of a railway vehicle. This type of display device displays the status of various devices installed in a railway vehicle, and is configured so that each display item can emit light individually according to an event (for example, Patent Document 1). reference).

In addition, as a light emitting device that individually displays the state of the device, a display board in which a plurality of display characters are arranged is installed in front of a holder that holds a plurality of LEDs (Light Emitting Diodes), and the LEDs are selectively emitted. There is known a technique for individually lighting and displaying display characters (see, for example, Patent Document 2).

Japanese Unexamined Patent Publication No. 2008-271678 Japanese Patent No. 3684571

In the display device for status display installed in the cab of a railway vehicle, the display items, the number of items, the display layout, the character size, the lighting color, etc. are different for each vehicle. For this reason, a dedicated design is required, parts cannot be standardized, it is difficult to add or change display items, and it is difficult to flexibly respond to various specification needs. Further, there is a problem that the wiring work becomes complicated as the number of display items increases, and the assembling property deteriorates.

In view of the above circumstances, an object of the present invention is to provide a light emitting module that can flexibly meet various specification needs and can also improve assemblability.

In order to achieve the above object, the light emitting module according to one embodiment of the present invention includes a light guide member, a wiring board, and a support member.
The light guide member has a first light guide plate portion having a light emitting surface and a second light guide plate portion. The second light guide plate portion is provided on a surface of the first light guide plate portion opposite to the light emitting surface, and has a light incident surface perpendicular to the light emitting surface.
The wiring board has a substrate main body and a light emitting element mounted on the substrate main body and facing the light incident surface.
The support member has a first support plate portion and a second support plate portion. The first support plate portion has a mounting hole through which the second light guide plate portion penetrates, and supports the light guide member. The second support plate portion is connected to the first support plate portion to support the wiring board.

According to the light emitting module, the positioning of the light emitting element with respect to the light guide member becomes easy, and the assembleability of the light emitting module to the holding member is enhanced. Further, since the parts can be standardized, a light emitting unit of the display device can be constructed by combining a plurality of the light emitting modules. In this case, it is possible to flexibly meet the various specification needs of the display device.

The first light guide plate portion and the second light guide plate portion may each be composed of a rectangular plate portion. In this case, the long side of the first light guide plate portion is longer than the long side of the second light guide plate portion, and the short side of the first light guide plate portion is the short side of the second light guide plate portion. It is perpendicular to the sides.

On the other hand, the first support plate portion and the second support plate portion may each be composed of a rectangular plate portion. In this case, the first support plate portion includes a first support surface in contact with the first light guide plate portion, and the second support plate portion is along the thickness direction of the first plate portion. It has a long side and includes a second support surface in contact with the wiring board.

The light emitting module may further include a pin member. The pin member penetrates the substrate main body from the second support surface side and is coupled to the second support plate portion. In this case, the second light guide plate portion further has an facing surface facing at least a part of the pin member in a direction perpendicular to the second supporting surface.
As a result, it is possible to prevent the pin member from coming off from the second support plate portion.

The light emitting module may further include a color filter. The color filter is arranged on the light incident surface and transmits the light emitted from the light emitting element.
As a result, the display unit can be lit with an arbitrary emission color while standardizing the components of the light emitting module.
The light guide member may be made of a colored transparent plastic material.

As described above, according to the light emitting module of the present invention, it is possible to flexibly meet various specification needs and improve the assembling property.

It is an overall perspective view of the display device which concerns on one Embodiment of this invention. It is a partially transparent rear perspective view which shows the internal structure of the display device. It is an exploded perspective view of the said display device. It is a perspective view of the light emitting module in the said display device. It is an exploded perspective view of the said light emitting module. It is a top view (A), a front view (B), and one side view (C) of the light emitting module. It is a top view (A), a front view (B), and one side view (C) of a light guide member in the light emitting module. It is a top view (A), a front view (B), and one side view (C) of the support member in the light emitting module. It is a rear perspective view of the holding member in the said display device. It is a schematic side view explaining the process of assembling the light emitting module to the holding member.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.

FIG. 1 is an overall perspective view of a display device according to an embodiment of the present invention, FIG. 2 is a partially transparent rear perspective view showing the internal structure thereof, and FIG. 3 is an exploded perspective view thereof.
In the figure, the X-axis, the Y-axis, and the Z-axis show three axial directions orthogonal to each other, the X-axis corresponds to the front-rear direction, the Y-axis corresponds to the left-right direction, and the Z-axis direction corresponds to the height direction.

The display device 100 of the present embodiment has a housing 10 and a light emitting unit 20 housed inside the housing 10. The display device 100 is installed in the cab of a railroad vehicle, has a plurality of display items corresponding to vehicle conditions such as a power supply system, a brake system, and opening / closing of vehicle doors, and displays each display item according to the vehicle condition. It is configured so that it can be individually lit and displayed.

[Case]
The housing 10 has a case main body 11, a display panel 12 that covers the front surface of the case main body 11, a power distribution cover 13 attached to the back surface of the case, and the like.

The case body 11 is a box body having a substantially rectangular parallelepiped shape with the front side open, and is typically composed of a press-molded body of a metal plate. The case main body 11 is installed at a predetermined position of a driver's cab (not shown) via a plurality of brackets 111 provided on the top plate portion thereof.

An insertion hole 112 through which the power distribution cover 13 is inserted is provided on the back surface of the case body 11. The insertion hole 112 is a rectangular opening, and the power distribution cover 13 is inserted from the inside of the case body 11 toward the rear. The power distribution cover 13 has a substantially rectangular parallelepiped shape, and aggregates a plurality of wiring cables drawn from the state detection target portions of each part of the vehicle. These wiring cables are individually connected to a plurality of light emitting modules 20M described later.

The display panel 12 has a front plate 121 and a display plate 122 bonded to the inside of the front plate 121. The front plate 121 is made of, for example, a metal plate, and the display plate 122 is made of a light-transmitting plastic plate.

The front plate 121 has a plurality of (four in this example) window portions 12a, 12b, 12c, and 12d that partially expose the display plate 122. Each of the window portions 12a to 12d is typically formed in a rectangular shape, and is formed at an arbitrary position in the plane of the front plate 121. The display board 122 has a plurality of display units 123 in the region corresponding to the window units 12a to 12d.

Each of the plurality of display units 123 has a display area having a size indicated by a two-dot chain line in FIGS. 1 and 3, and a single or a plurality of display units 123 are assigned to each of the window units 12a to 12d. For example, as shown in FIG. 1, seven display units 123 are assigned to the windows 12a and 12b in the vertical direction, and one display unit 123 is assigned to the windows 12c and 12d, respectively. Each display unit 123 is typically character information, but is not limited to this, and may be a figure, a symbol, or the like. The display mode of the character information is not particularly limited, and is appropriately selected according to the size of the display area such as horizontal writing and vertical writing.

The display items displayed on the display unit 123 are not particularly limited, and are appropriately set according to the vehicle. Typically, information on vehicle conditions such as ATS (Automatic Train Stop), ATC (Automatic Train Control), regenerative braking, emergency braking, power supply / reception, vehicle doors, and vehicle abnormalities can be given, and information on vehicle conditions such as platform doors can be given. Information related to the installation may be included.

These display units 123 are individually lit and displayed according to the vehicle state to call attention to the driver. Each display unit 123 may be lit at the time of normal operation, or may be lit at the time of abnormality. The display color is not particularly limited, and green, red, blue, etc. are typically adopted, and those with high urgency may be displayed in red, and may be color-coded according to the importance.

As shown in FIGS. 2 and 3, the light emitting unit 20 has a plurality of light emitting modules 20M for lighting and displaying each display unit 123, and a holding member 26 for commonly holding the plurality of light emitting modules 20M.

[Light emitting module]
FIG. 4 is a perspective view of the light emitting module 20M, and FIG. 5 is an exploded perspective view thereof. 6A to 6C are a plan view, a front view and a side view of the light emitting module 20M, respectively.

Each light emitting module 20M has the same configuration, and is arranged on the back side of each display unit 123 corresponding to each display unit 123. Each light emitting module 20M has a light guide member 21, a wiring board 22, a support member 23, a color filter 24, and a pin member 25.

7A to 7C are a plan view, a front view, and a side view of the light guide member 21, respectively. 8A to 8C are a plan view, a front view, and a side view of the support member 23, respectively.

(Light guide member)
The light guide member 21 is made of an injection molded product made of a colorless and transparent plastic material, and has, for example, a light emitting surface S11 and a light incident surface S12 perpendicular to the light emitting surface S11, as shown in FIG. The light guide member 21 is configured as an edge light type surface light emitting body that irradiates the emitted light from the light emitting element 222 on the wiring board 22 incident on the light incident surface S12 toward the front from the light emitting surface S11.

In the present embodiment, the light guide member 21 has a first light guide plate portion 211 and a second light guide plate portion 212. The first light guide plate portion 211 is composed of a rectangular plate portion having a light emitting surface S11. The second light guide plate portion 212 is composed of a rectangular plate portion provided on a surface (rear surface) 11s5 (see FIGS. 7A and 7C) opposite to the light emitting surface S11 of the first light guide plate portion 211. ..

Both the first light guide plate portion 211 and the second light guide plate portion 212 have long sides in the Y-axis direction, and the long side of the first light guide plate portion 211 is the long side of the second light guide plate portion 212. Is formed longer than. The short side of the first light guide plate portion 211 and the short side of the second light guide plate portion 211 are perpendicular to each other, and the short side of the first light guide plate portion 211 is in the Z-axis direction and the second light guide plate. The short sides of the portion 212 are arranged in parallel with each other in the X-axis direction. The thickness dimension of the second light guide plate portion 212 is formed to be smaller than the size of the short side of the first light guide plate portion 211. The second light guide plate portion 212 is integrally provided at a substantially central portion of the back surface 11s5 of the first light guide plate portion 211.

One end of the second light guide plate portion 212 on the short side side is configured as a light incident surface S12. The incident light (light emitted from the light emitting element 222) incident on the light incident surface S12 travels while being totally reflected inside the second light guide plate portion 212, and is guided to the light emitting surface S11 of the first light guide plate portion 211. Be taken.

In order to efficiently guide the emitted light of the light emitting element 222 to the light emitting surface S11, the upper surface 12s1 and the lower surface 12s2 of the second light guide plate portion 212, the side surface 12s3 and the back surface 12s5 opposite to the incident surface S12 are white or metal. It is coated with a light-reflecting film (not shown) composed of a colored film or a coating film. Similarly, the upper surface 11s1, the lower surface 11s2, and the side surfaces 11s3, 11s4 of the first light guide plate portion 211 are each covered with a light reflecting film (not shown).

(Wiring board)
The wiring board 22 has a board main body 221 and a light emitting element 222 mounted on the board main body 221.

The board body 221 is composed of a rectangular printed wiring board having a long side along the X-axis direction and a short side along the Z-axis direction. The substrate main body 221 is provided with a through hole 221a through which the shaft portion 251 of the pin member 25, which will be described later, penetrates.

A light emitting element 222 is mounted on one end side of the mounting surface of the board body 221 and a connector component 223 is mounted on the other end side. Of the wiring cables integrated in the power distribution cover 13 of the housing 10, the corresponding wiring cable is connected to the connector component 223. The wiring cable is connected to the monitored portion of the railway vehicle and also serves as a power supply line for driving the wiring board 22. Further, components (wiring, components, etc.) of a drive circuit that electrically connects the connector component 223 and the light emitting element 222 are mounted on the mounting surface of the board body 221.

The light emitting element 222 is typically composed of a light emitting diode (LED: Light Emitting Diode). The light emitting element 222 is mounted on the substrate main body 221 with its light emitting surface facing the light incident surface S12 of the light guide member 21. The emission color of the light emitting element 222 is not particularly limited, and is typically white.

(Color filter)
The light source module 20M of the present embodiment further includes a color filter 24 arranged on the light incident surface S12 (see FIG. 6A). The color filter 24 is typically composed of a light-transmitting colored plastic film or a coating film through which the light emitted from the light emitting element 222 is transmitted.

The color of the color filter 24 is not particularly limited, and is appropriately selected according to the emission color of the light emitting element 222, the type of display item, and the like. In the present embodiment, since the light emitting color of the light emitting element 222 is white, an appropriate color filter 24 such as red, green, blue, orange, or amber is adopted according to the color to be displayed. Therefore, the color filter 24 is not necessarily composed of the same color for all the light emitting modules 20M, but is composed of a color corresponding to the display color of each display unit 123.

Further, instead of the color filter 24, the material of the light guide member 21 can be made of a colored transparent plastic material. Thereby, the same action and effect as described above can be obtained. In this case, at least one of the first light guide plate portion 211 and the second light guide plate portion 212 may be made of a colored transparent plastic material. Further, an arbitrary emission color may be obtained in combination with the color filter 24.

The emission color of the light emitting element 222 is not limited to white, and may be an appropriate color such as red, blue, or green. In this case, the arrangement of the color filter 24 can be omitted. The number of light emitting elements 222 is typically one, but the number is not limited to this, and may be two or more (plural). In this case, a plurality of light emitting elements may be made to emit light at the same time, or may be made to emit light individually. When a plurality of light emitting elements are made to emit light individually, the light emitting color of each light emitting element may be different, or may be used as a backup in case of failure.

(Support member)
The support member 23 is composed of, for example, an injection molded body made of a synthetic resin material, and is configured to be able to support the light guide member 21 and the wiring board 22 respectively. The support member 23 has a first support plate portion 231 that supports the light guide member 21, and a second support plate portion 232 that supports the wiring board 22.

The first support plate portion 231 has a mounting hole 231a through which the second light guide plate portion 212 of the light guide member 21 penetrates. The mounting hole 231a is provided in a substantially central portion of the first support plate portion 231 and is composed of a rectangular through hole long in the Y-axis direction. The mounting hole 231a has an opening shape corresponding to the outer shape of the second light guide plate portion 212, and supports the light guide member 21 by a fitting action with the second light guide plate portion 212.

The first support plate portion 231 is composed of a rectangular plate portion having a long side parallel to the Y-axis direction and a short side parallel to the Z-axis direction. The long side of the first support plate portion 231 is the same as the long side of the first light guide plate portion 211, and the short side of the first support plate portion 231 is slightly larger than the short side of the first light guide plate portion 211. It is formed large. The front surface of the first support plate portion 231 forms a first support surface S21 in contact with the back surface 11s5 of the first light guide plate portion 211.

The second support plate portion 232 has a long side parallel to the X-axis direction (thickness direction of the first support plate portion 231) and a short side parallel to the Z-axis direction (width direction of the first support plate portion 231). It is composed of a rectangular plate portion having and. The second support plate portion 232 is an end portion of one side (right side in FIGS. 6A and 8A) of the surface (rear surface 31s1) of the first support plate portion 231 opposite to the first support surface S21. Connected to the neighborhood. The back surface 31s1 of the first support plate portion 231 functions as a contact surface that abuts on the front surface of the holding plate 261 of the holding member 26, which will be described later.

The second support plate portion 232 faces the light incident surface S12 of the light guide member 21 supported by the first support plate portion 231 at a predetermined interval in the Y-axis direction. The main surface of the second support plate portion 232 on the light guide member 21 side forms a second support surface S22 in contact with the substrate main body 221 of the wiring board 22. The second support plate portion 232 is provided with a through hole 232a through which the shaft portion 251 of the pin member 25, which will be described later, penetrates.

The support member 23 further has an auxiliary wall portion 233 and a bottom surface portion 234. The auxiliary wall portion 233 is composed of a second support plate portion 232 and a rectangular plate portion facing the Y-axis direction, and is the other side of the back surface 31s1 of the first support plate portion 231 (left in FIGS. 6A and 8A). It is connected near the end of the side). The bottom surface portion 234 is formed of a substantially L-shaped flat surface connected between the second support plate portion 232 and the auxiliary wall portion 233, and has a first region 234a and a second region 234b. The first region 234a faces the lower surface 12s2 of the second light guide plate portion 212 of the light guide member 21 supported by the first support plate portion 231, and the second region 234b is the second support plate portion. It faces one side edge on the long side of the wiring board 22 supported by 232.

The auxiliary wall portion 233 and the bottom surface portion 234 are mainly configured as reinforcing portions for increasing the rigidity of the first support plate portion 231 and the second support plate portion 232, and their sizes, shapes, etc. are arbitrary. It is configurable. Further, the auxiliary wall portion 233 and the bottom surface portion 234 may be omitted if necessary.

(Pin member)
The light source module 20M of the present embodiment further includes a pin member 25 for fixing the wiring board 22 to the second support surface S22. The pin member 25 has a shaft portion 251 and a head portion 252, and penetrates the substrate main body 221 (through hole 221a) and the second support plate portion 232 (through hole 232a) of the wiring board 22.

The shaft portion 251 of the pin member 25 is inserted from the second support surface S22 side, and its head portion 251 comes into contact with the wiring board 22. The tip of the shaft portion 251 protrudes from the outer surface 32s1 of the second support plate portion 232 opposite to the second support surface S22. Although not shown, the tip of the shaft portion 251 is provided with an elastically deformable claw portion that engages with the outer surface 32s1 when penetrating the second support plate portion 232, whereby the second support is provided. It is combined with the plate portion 232. Alternatively, the tip end portion of the shaft portion 251 may be coupled to the second support plate portion 232 by thermal caulking or the like.

The number of pin members 25 is not limited to a single number, and may be a plurality. According to the present embodiment, since the bottom surface portion 234 is provided on the bottom portion of the second support plate portion 232, even if the number of pin members 25 is single, the rotation of the wiring board 22 around the pin member 25 is the bottom surface portion. Stopped by 234. That is, according to the present embodiment, the wiring board 22 can be appropriately positioned on the second support surface S22 by the single pin member 25.

The fixing position of the wiring board 22 by the pin member 25 is not particularly limited, and may be a central portion of the wiring board 22, or a portion biased toward the light emitting element 22 side or the connector component 23 side. In the present embodiment, the head portion 252 of the pin member 25 is provided at a position facing the second light guide plate portion 212 of the light guide member 21 in the Y-axis direction.

In this case, as shown in FIG. 6A, the second light guide plate portion 212 has a facing surface 212A facing at least a part of the head portion 252 of the pin member 25 in a direction perpendicular to the second support surface S22. The facing surface 212A is typically composed of an end surface on the short side to which the light incident surface S12 belongs, but is not limited to this, of course. By providing such a facing surface 212A on the second light guide plate portion 212, it is possible to prevent the pin member 25 from falling off from the wiring board 22 due to vibration of the vehicle or the like.

[Holding member]
The light emitting module 20M configured as described above is commonly held by the holding member 26 with each light emitting surface S11 facing forward.
FIG. 9 is a perspective view of the back side of the holding member 26, and FIG. 10 is a schematic side view illustrating a process of assembling the light emitting module 20M to the holding member 26.

The holding member 26 has a holding plate 261 facing the back surface of the display panel 12. The holding plate 261 is formed of a substantially rectangular metal plate, and a plurality of (four in this example) openings 26a, 26b, 26c, and 26d are provided at predetermined positions in the plane thereof. The openings 26a to 26d face the display area of the display unit 123 on the display plate 122, and typically, the window portions 12a to 12d are located at positions corresponding to the window portions 12a to 12d of the front plate 121. It is formed in a shape corresponding to. The width dimension of the openings 26a to 26d along the Y-axis direction is smaller than the size of the long side of the first support plate portion 231 of the light emitting module 20M, and the outer surface 32s1 of the second support plate portion 232 and the auxiliary wall. The value is set to be larger than the distance between the outer surface of the portion 233.

The light emitting module 20M is inserted through the openings 26a to 26d. As shown in FIGS. 2 and 9, seven light emitting modules 20M are inserted horizontally into the openings 26a and 26b, respectively, and one light emitting module 20M is inserted vertically into the openings 26c and 26d, respectively. In particular, the light emitting modules 20M are inserted through the openings 26a and 26b in a state of being adjacent to each other in the Z-axis direction.

The light emitting module 20M is inserted into the openings 26a to 26d from the front side of the holding plate 261 with the light emitting surface S11 facing forward. At this time, the second support plate portion 232, the auxiliary wall portion 233, and the bottom surface portion 234 of the support member 23 are in sliding contact with the openings 26a to 26d to guide the insertion of the light emitting module 20M. The insertion depth of the light emitting module 20M with respect to the openings 26a to 26d is defined by the contact position between the back surface 31s1 (contact surface) of the first support plate portion 231 and the front surface of the holding plate 261. As a result, each light emitting module 20M can be appropriately positioned with respect to the holding plate 261, and all the light emitting surfaces S11 can be arranged in the same plane on the holding plate 261.

The holding member 26 further has a plurality of legs 262. The plurality of legs 262 are erected at appropriate positions on the back surface side of the holding member 26. These legs 262 are used as fixing bars inside the display device 100 for holding the wiring cables connected from the wiring cover 13 to each light emitting module 20M (connector component 223). As a result, it is possible to prevent vibration and swing of the wiring cable in the housing 10 due to vibration of the vehicle and the like, and to secure a stable electrical connection with the connector component 223.

Further, the plurality of leg portions 262 have a function of placing the holding member 26 on the work table so that the holding plate 261 is in a horizontal posture as shown in FIG. 10 in the assembling process of the display device 100. The height of the leg portion 262 is set to a value larger than the amount of protrusion from the holding plate 261 of the light emitting module 20M inserted through the openings 26a to 26d. As a result, the workability of assembling the light emitting module 20M to the holding plate 261 can be improved.

The light emitting module 20M assembled to the holding member 26 is sandwiched between the display panel 12 and the holding plate 261. As shown in FIG. 3, a cushion layer 124 that abuts on the front surface of the holding plate 261 is provided on the inner surface side of the display plate 122 of the display panel 12, and the light emitting surface of the light emitting module 20M is provided through these cushion layers 124. S11 and the display unit 123 of the display board 122 are in contact with each other or arranged close to each other. The holding plate 261 is fixed to a plurality of boss portions B1 provided on the inner surface of the front plate 121 via screws B2. Each display unit 123 is arranged so as to face the individual light emitting surface S11, and is configured to be individually lit and displayable.

[Operation of display device]
The display device 100 of the present embodiment configured as described above is assembled by inserting a plurality of light emitting modules 20M into the openings 26a to 26d of the holding plate 261. Therefore, it is possible to standardize the parts of each light emitting module 20M, and it is possible to easily add or change display items (display unit 123).

Further, a display device having different specifications for each vehicle can be easily configured only by changing the number and layout of the windows 12a to 12d of the front plate 121 and the openings 26a to 26d of the holding plate 261. Moreover, the display device 100 can be assembled by sequentially assembling the power distribution cover 13, the light emitting unit 20, and the display panel 12 to the case body 11 from the front side. Therefore, according to the present embodiment, it is possible to flexibly respond to various specification needs and suppress deterioration of assembling property.

On the other hand, since each light emitting module 20M of the present embodiment is mainly composed of the light guide member 21, the wiring board 22, and the support member 23, these three members can be standardized and no individual design is required. It becomes. As a result, the design cost of the light emitting module 20M can be suppressed, it is possible to support high-mix low-volume production, and it is possible to provide a display device 100 having a special design different for each vehicle at low cost and in a short delivery time.

Further, since each light emitting module 20M includes a color filter 24, the display unit 123 can be turned on with an arbitrary light emitting color without changing the color of the light guide member 21 or the light emitting color of the light emitting element 222. .. As a result, the parts of the light guide member 21, the wiring board 22, and the support member 23 can be shared, and the cost of the light emitting module 20M can be further reduced.

Further, since the light guide member 21 and the wiring board 22 are supported via the support member 23, mutual positioning between the two is facilitated. Moreover, since no adhesive, screws, or the like is required for assembling the light guide member 21 and the wiring board 22 to the support member 23, the light emitting module 20M can be easily assembled without the need for tools.

Although the embodiments of the present invention have been described above, the present invention is not limited to the above-described embodiments, and it goes without saying that various modifications can be made.

For example, in the above embodiment, as the display device 100, a display device for status display installed in the driver's cab of a railroad vehicle has been described as an example, but the present invention is not limited to this, and the control center of the vehicle operation system and the power generation system The present invention can also be applied to a display device or the like installed in a control monitoring center or the like.

Further, in the above embodiment, an example of application of the light source module 20M to a display device for status display has been described, but the present invention is not limited to this, and various instruments installed in the cab and mounted on the cab. The present invention can also be applied to a light source for lighting a pocket watch or the like.

Further, the light emitting module according to the invention may be adopted as a light source for a signboard, an advertisement, an indicator light on an operation panel, a number indicator light of an elevator, or the like.

10 ... Housing 12 ... Display panel 20 ... Light emitting unit 20M ... Light emitting module 21 ... Light guide member 22 ... Wiring board 23 ... Support member 24 ... Color filter 25 ... Pin member 26 ... Holding member 100 ... Display device 121 ... Front plate 122 ... Display plate 123 ... Display unit 211 ... First light guide plate portion 212 ... Second light guide plate portion 212A ... Opposing surface 221 ... Substrate body 222 ... Light emitting element 231 ... First support plate portion 231a ... Mounting hole 232 ... First 2 Support plate portion 261 ... Holding plate 262 ... Leg portion S11 ... Light emission surface S12 ... Light incident surface S21 ... First support surface S22 ... Second support surface

Claims (6)

A first light guide plate portion having a light emitting surface and a surface of the first light guide plate portion opposite to the light emitting surface, and having a light incident surface perpendicular to the light emitting surface. A light guide member having 2 light guide plate portions,
A wiring board having a substrate main body and a light emitting element mounted on the substrate main body and facing the light incident surface.
A first support plate portion having a mounting hole through which the second light guide plate portion penetrates and supporting the light guide member, and a second support connected to the first support plate portion to support the wiring board. comprising a supporting member having a plate portion,
The second support plate portion is composed of a rectangular plate portion, has a long side along the thickness direction of the first support plate portion, and emits light including a second support surface in contact with the wiring board. module. The light emitting module according to claim 1.
The first light guide plate portion and the second light guide plate portion are each composed of a rectangular plate portion.
The long side of the first light guide plate portion is longer than the long side of the second light guide plate portion.
A light emitting module in which the short side of the first light guide plate portion is perpendicular to the short side of the second light guide plate portion. The light emitting module according to claim 1 or 2.
The first support plate portion is composed of a rectangular plate portion.
Said first support plate part, the first support surface including a light emitting module in contact with the first light guide plate unit. The light emitting module according to claim 3.
A pin member that penetrates the substrate body from the second support surface side and is coupled to the second support plate portion is further provided.
The second light guide plate portion is a light emitting module further having a facing surface facing at least a part of the pin member in a direction perpendicular to the second supporting surface. The light emitting module according to any one of claims 1 to 4.
A light emitting module that is arranged on the light incident surface and further includes a color filter that transmits light emitted from the light emitting element. The light emitting module according to any one of claims 1 to 5.
The light guide member is a light emitting module made of a colored transparent plastic material.

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