JP2001243814A - Vehicle lighting - Google Patents

Abstract

(57) [Summary] [Problem] To reduce the number of waterproof parts. Excellent waterproofness. Easy connector connection. SOLUTION: A bumper 1 and a lamp housing 2 form an integral structure, and a rear surface closing portion 2 of the lamp housing 2 is provided.
A separate lamp-side connector / waterproof grommet 203 is disposed in a watertight manner in the opening 202 of the second lamp. As a result,
Since an O-ring for a socket seal, a grommet for a socket seal, and a grommet for a harness-vehicle seal are not required, the number of waterproof parts is reduced. Since the harness cords 52, 53, 54, 55 on the light source bulb side, in particular, the earth harnesses 52, 53 can be connected in the light-tight light room 4, the waterproofness is excellent. The power supply-side connector 5 does not have the lamp-side connector and the waterproof grommet 203 that is disposed in the lamp housing 2 in a watertight manner.
Since only one connector can be connected to the connector, the connector connection is simple.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to, for example, a rear end module in which a rear combination lamp and a rear bumper are integrated, that is, a vehicle lamp in which a lamp unit and a bumper are modularized. The present invention relates to a vehicular lamp in which the number of waterproof parts is reduced in a harness cord wiring, the waterproofness is excellent, and a connector is easily connected.

[0002]

2. Description of the Related Art Generally, a vehicle lamp of this type is defined by a lamp housing having an opening on a front surface side, a lens provided in a front opening of the lamp housing, the lamp housing and the lens. And a light source bulb disposed in the lamp chamber. In this type of vehicular lamp, the lamp unit is disposed in an opening of a bumper, and is attached to an automobile in that state. Examples of this type of vehicular lamp include those described in JP-A-9-118175,
There is one described in JP-A-203233.

[0003]

However, in the above-mentioned conventional vehicle lighting device, a lamp unit is assembled on a part assembly production line, and then the lamp unit is arranged at an opening of a bumper on an automobile assembly production line. Since it is installed and mounted on a vehicle, it requires two stages of assembly processes. Particularly, in an assembly production line of a vehicle, there are many assembly steps and there is a problem in the assembly process. Further, in the above-described conventional vehicle lighting device, since the lamp unit and the bumper are formed separately, an assembling part for assembling the lamp unit and the bumper is required, and the number of parts is increased accordingly. There are high cost issues. Furthermore, since the above-mentioned conventional vehicle lighting device attaches a separate lamp unit and a bumper, there is a problem in the mounting rigidity and the mounting state of the lamp unit and the bumper. In addition, the above-mentioned conventional vehicle lamp is
Since the lamp unit and the bumper are separate,
There are many parts for managing the gap, surface difference, parallelism, and the like between the lamp unit and the bumper, and there is a problem that dimensional management is troublesome.

Therefore, the present applicant has attempted to modularize the lamp unit and the bumper, thereby reducing the number of assembling steps and improving the assembling process and reducing the number of parts in an automobile assembly production line. The lamp unit and the bumper have a high mounting rigidity, and a stable mounting state is obtained.
An application for a vehicular lamp (Japanese Patent Application No. 2000-17918), in which the dimensional control between the lamp unit and the bumper is easy, was filed earlier.

[0005] The present invention relates to an improvement of the vehicular lamp,
An object of the present invention is to provide a vehicular lamp in which the number of waterproof components in a harness cord wiring is reduced, the waterproofness is excellent, and the connector connection is simple.

[0006]

According to the present invention, in order to achieve the above object, the bumper and the lamp housing have an integral structure, and an opening is provided in the rear surface closing portion of the lamp housing. In the opening, a lamp-side connector and a waterproof grommet separate from the lamp housing and the bumper having an integral structure are arranged in a watertight manner, and a harness cord on the light source bulb side is connected to the lamp-side connector and the waterproof grommet. In addition, the power source side connector is fitted and connected to the lamp side connector / waterproof grommet, whereby the light source bulb is in a power supply state.

As a result, the vehicular lamp of the present invention has a structure in which the bumper and the lamp housing are integrally formed, and a separate lamp-side connector and waterproof grommet is disposed in a closed portion on the rear surface of the lamp housing. The following effects can be achieved in the code wiring. Since an O-ring for a socket seal, a grommet for a socket seal, and a grommet for a harness-vehicle seal are not required, the number of waterproof parts is reduced. Also, since the harness cord on the light source bulb side, in particular, the earth harness can be connected in a lamp room having excellent watertightness, the waterproofness is excellent. Furthermore, since the connector can be connected only with the power supply side connector without having the lamp side connector and the waterproof grommet arranged in the lamp housing in a watertight manner, the connector connection is simple.

[0008]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a vehicular lamp according to an embodiment of the present invention. 3 and 4, LU is a lamp unit. In this example, the lamp unit LU includes a backup lamp BL,
This is a rear combination lamp in which a tail stop lamp TSL and a turn signal lamp TL are combined. The rear combination lamp (lamp unit LU) is provided with left and right openings 1 of a rear bumper 1.
L and 1R are attached to the rear of the vehicle C. 3 and 4, LP is a license plate provided at the center of the rear bumper 1.

As shown in FIGS. 1, 2 and 5, the lamp unit LU includes a lamp housing 2 having an opening 20 on the front side, and a lens 3 provided in the surface opening 20 of the lamp housing 2. A lamp chamber 4 defined by the lamp housing 2 and the lens 3; and a light source bulb 5 disposed in the lamp chamber 4. 1 and 2 and FIGS. 5 to 9, Z-Z is an optical axis.

As shown in FIGS. 1, 2 and 5 to 9, the rear bumper 1 has a substantially U-shaped vertical section. Left and right sides of the rear bumper 1 are provided with horizontally long rectangular openings 1L, 1R, respectively, and an inner wall 10 is integrally provided on the periphery of the openings 1L, 1R. On the other hand, as shown in FIGS. 1 and 2 and FIGS. 5 to 9, the lamp housing 2 has its front side (front side) opened as the front opening 20, and
The back side (rear side) 200 is closed. At the periphery of the surface opening 20, a seal recess 21 is provided.
In addition, fixed recesses 22 are integrally provided above and below the inner surface of the rear closing portion.

[0011] In the back surface closing portion 200 of the lamp housing 2, a concave portion 2 in which the power supply side connector 51 can be stored.
01 is provided in the horizontal direction, that is, in the optical axis Z-Z direction. In the recess 201, the bottom of the recess 201 (the wall perpendicular to the optical axis Z-Z) has an opening 2.
02 is provided. In the opening 202, a lamp-side connector / waterproof grommet 203 separate from the lamp housing 2 and the bumper 1 having an integral structure is arranged in a watertight manner.

This lamp-side connector and waterproof grommet 2
03 is made of, for example, an olefin-based thermoplastic elastomer (TPO), a thermoplastic elastomer containing SEBS or SEPS as a main component, a polyamide-based elastomer, or the like. This lamp side connector and waterproof grommet 203
Is formed by injection molding, and has one end side (light room 4).
Side) is closed and the other end side (outside) is open.

The lamp-side connector and waterproof grommet 2
03, a pair of sandwiching contact flanges 204
Are provided integrally. This pair of pinching contact flanges 20
4, the height of one end of the holding contact flange 204 is higher than the height of the other holding contact flange 204. The lamp-side connector and waterproof grommet 203 is press-fitted into the opening 202 from the lamp chamber 4 side, and the opening between the pair of sandwiching contact flanges 204 of the lamp-side connector and waterproof grommet 203. By sandwiching and abutting the edge of 202, the lamp-side connector and waterproof grommet 203 is arranged in the opening 202 in a watertight manner.

The lamp-side connector and waterproof grommet 2
In 03, a terminal 205 is insert-molded on the optical axis Z-Z. As a result, the number of parts and the number of assembling steps can be reduced. In addition, this terminal 205
After the lamp-side connector and waterproof grommet 203 is formed, it may be press-fitted and fixed.

The terminal 205 is connected to harness cords 52, 53, 54 and 55 on the light source bulb 5 side. That is, the earth harness cord 52 on the back lamp BL side is connected to the earth harness cord 53 on the other lamp (tail stop lamp TSL or turn signal lamp TL) side (see a connection portion 56 in FIGS. 1 and 2). ), The earth harness cords 52 and 53
Power harness cord 54 on the back lamp BL side,
The power supply harness cords 55 of the other lamps (tail stop lamps TSL and turn signal lamps TL) are connected to the terminals 205, respectively. The power supply side connector 51 is detachably fitted to the other end side fitting portion 207 of the lamp side connector / waterproof grommet 203, and the terminal of the power supply side connector 51 is detachably connected to the terminal 205. Then, the light source bulb 5 is in a power supply state.

As shown in FIG. 2, an O-ring shaped gasket (seal rib) 2 is provided on the outer peripheral surface of the other end side fitting portion 207 of the lamp connector / waterproof grommet 203.
There is also a modification in which 06 is provided integrally. In this modification, the watertightness between the lamp-side connector / waterproof grommet 203 and the power supply-side connector 51 is further ensured, and a separate gasket between the lamp-side connector / waterproof grommet 203 and the power-side connector 51 is provided. Becomes unnecessary,
Further, the number of parts can be reduced.

In FIG. 2, the fitting with the power supply side connector 51 is performed on the outer peripheral surface of the other end side fitting portion 207 of the lamp side connector and waterproof grommet 203, and an O-ring is provided. A gasket 206 is provided on the outer peripheral surface of the fitting part 207 on the other end of the lamp-side connector / waterproof grommet 203. In the present invention, the fitting with the power supply side connector 51 is performed by the other end side fitting portion 207 of the lamp side connector and waterproof grommet 203.
The O-ring-shaped gasket 206 may be provided on the inner peripheral surface of the other end side fitting portion 207 of the lamp-side connector / waterproof grommet 203.

As shown in FIG. 6, the edge of the surface opening 20 of the lamp housing 2, that is, the outer wall 23 of the seal recess 21, and the edge of the opening 1L, 1R of the rear bumper 1, that is, The lamp housing 2 and the rear bumper 1 are integrally formed of, for example, resin via the inner wall 11.

In the lamp chamber 4, an inner panel (or inner housing) 6 fixed to the lamp housing 2, a reflector 7 fixed to the inner panel 6, and a reflector 7 fixed to the reflector 7, A harness socket 50 to which the light source bulb 5 is detachably attached is disposed.

As shown in FIGS. 5, 8, 9, 12 to 14, the inner panel 6 is made of, for example, resin and has a hollow cylindrical shape. This inner panel 6
Has a frustoconical shape, and a rear portion of the inner panel 6 has a cylindrical shape. An engagement recess 60 is integrally provided on the periphery of the front opening of the inner panel 6. Further, two L-shaped grooves 61 are provided at the rear of the inner panel 6, and a tapered portion 62 is provided at the back of the L-shaped groove 61.

On the other hand, as shown in FIGS. 5, 8, 9 and 12 to 14, the reflector 7 is made of, for example, resin and has a hollow shape. At least on the surface side of the reflector 7, a reflecting surface 70 such as aluminum vapor deposition or silver coating is provided. Further, two engaging projections 71 are integrally formed on the outer periphery of the front opening of the reflector 7 so as to protrude outward. In this engagement convex part 71,
A tapered portion 72 is provided. Further, a short cylindrical portion 73 is provided integrally with a rear portion of the reflector 7.

Thus, the short cylindrical portion 7 of the reflector 7
By press-fitting the harness socket 50 into 3, the harness socket 50 is fixed to the reflector 7. Further, the reflector 7 and the engaging projection 71 are inserted into the rear portion of the inner panel 6 and into the L-shaped groove 61 in the direction of the arrow in FIG. By turning the reflector 7 in the direction of the arrow in FIG. 13, the engaging projection 71 of the reflector 7 is fitted into the L-shaped groove 61 of the inner panel 6. By fixing the tapered portion 62 of the L-shaped groove 61 of the inner panel 6 and the tapered portion 72 of the engaging projection 71 of the reflector 7 by a wedge action, the reflector 7 is attached to the inner panel 6 as shown in FIG. It will be fixed. The harness socket 50, the reflector 7, and the inner panel 6
Thus, a lamp subunit is configured. Further, as shown in FIGS. 5, 8, and 9, a rear portion of the inner panel 6 is fixed to a fixing recess 22 of the lamp housing 2 via a clip 8 described later, and engagement of the inner panel 6 is performed. The inner panel 6 is fixed to the lamp housing 2 by engaging the recess 60 with the inner wall of the seal recess 21 of the lamp housing 2.

The clip 8 is shown in FIGS.
As shown in Fig. 5, a thin steel plate is bent into a U-shape. The upper and lower bent plates of the clip 8 are provided with outer claws 80 cut and raised outward and inner claws 81 cut and raised inside, respectively. By pressing the clip 8 into the fixing recess 22 of the lamp housing 2, the outer claw 80 of the clip 8 is
Clip 8 is fixed to the lamp housing 2 (see FIG. 7).

The inner panel 6 is inserted into a fixing recess 22 of the lamp housing 2 to which the clip 8 is fixed.
By press-fitting the rear part, the inner claws 81 of the clip 8 bite into the outer wall surface of the inner panel 6, and the inner panel 6, the reflector 7, and the harness socket 50 are fixed to the lamp housing 2 (see FIG. 8). ).

As means for fixing the inner panel 6 and the lamp housing 2, in addition to the clip 8 shown in FIG. 10, for example, as shown in FIG. Some include a cylindrical fitting projection 63 and a cylindrical fitting recess 25 provided in the rear closing portion of the lamp housing 2. Fitting convex part 6
The inner panel 6 is fixed to the lamp housing 2 by the fitting between the fitting recess 3 and the fitting recess 25. Conversely, a fitting protrusion may be provided on the lamp housing 2 and a fitting recess may be provided on the inner panel 6.

The light source bulb 5 is removably attached to the harness socket 50 fixed to the lamp housing 2 from the front side, so that the light source bulb 2 is disposed in the lamp chamber 4 (see FIG. 9).

In FIG. 1, reference numeral 9 denotes a sealing material made of a peelable elastomer. This sealing material 9 is, for example,
Japanese Patent Application No. 10-291021, which is composed of a one-component hot-melt type thermoplastic elastomer (hot-melt type thermoplastic elastomer). It is composed of a gel-like substance which has a high compression set and a small peelability. As shown in FIG. 7, the sealing material 9 is provided in a sealing recess 21 of the lamp housing 2.

As shown in FIG. 5, the lens 3 has a shape in which the front side is closed and the back side is open. A seal projection 30 is integrally formed on the periphery of the rear opening of the lens 3. Outside of the seal projection 30,
A contact portion 31 that contacts the step portion 26 of the inner wall 10 and the outer wall 23 of the integrated structure of the rear bumper 1 and the lamp housing 2 is provided integrally. Further, inside the seal convex portion 30, a pressing portion 32 for pressing the engaging concave portion 60 of the inner panel 6 toward the inner wall 24 of the lamp housing 2 is integrally provided. In a state where the seal convex portion 30 presses the seal member 9 with the seal, the contact portion 31 contacts the step portion 26, and the pressing portion 32 presses the engagement concave portion 60, the lens 3 is pressed.
Are detachably attached to the surface opening 20 of the lamp housing 2 and the openings 1L and 1R of the rear bumper 1 (see FIG. 4).

As means for detachably attaching the lens 3 to the integrated structure, for example, as shown in FIG. 15, means for stopping the contact portion 31 and the step portion 26 with the screw 33, and FIG. As shown, there is a means for stopping by elastic engagement between the lance-shaped engagement projection 34 and the engagement hole 27 formed integrally with the rear bumper 1 and the lamp housing 2. The engagement protrusion 34 is provided integrally outside the seal protrusion 30 of the lens 3. The engagement hole 27 is provided in the seal recess 2 of the lamp housing 2.
It is provided on an elastic piece 28 integrally projecting from the first standing wall 23.

When the lens 3 is detachably attached to the integral structure, the elastic repulsive force between the seal projection 30 of the lens 3 and the seal member 9 and the screw 33 shown in FIG.
Alternatively, the lens 3 is firmly attached to the integrated structure by the elastic engagement stopper shown in FIG. Also, the holding portion 32 of the lens 3 is engaged with the engagement recess 60 of the inner panel 6.
Is pressed against the inner wall 24 of the seal recess 21 of the lamp housing 2, so that the inner panel 6 is firmly fixed to the lamp housing 2 in conjunction with the fixing of the clip 8.

The vehicular lamp according to the present invention in this embodiment has the above-described configuration, and the assembling process will be described below.

First, on a component assembly line. The lamp housing 2 and the rear bumper 1 are integrally formed of, for example, resin to form an integrated structure (see FIG. 6). Next, the seal member 9 and the clip 8 are arranged in the seal concave portion 21 and the fixed concave portion 22 of the lamp housing 2 (see FIG. 7). Then, the inner panel 6 of the lamp subunit
Is fixed to the fixing recess 22 of the lamp housing 2 via the clip 8, and the engaging recess 60 of the inner panel 6 is engaged with the inner wall 24 of the lamp housing 2 (see FIG. 8). Also, when assembling the lamp subunit to the lamp housing 2, a separate lamp-side connector and waterproof grommet 203 is disposed in the opening 202 of the lamp housing 2 in a watertight manner, and the light source bulb side harness cords 52, 53 are provided. , 54 and 55 are connected to the terminal 205 of the lamp side connector and waterproof grommet 203.

Further, on the surface opening 20 side of the lamp housing 2, the light source bulb 5 is connected to the harness socket 50.
(See FIG. 9). Then, the lens 3 is detachably attached to the surface opening 20 of the lamp housing 2 and the openings 1L and 1R of the rear bumper 1. At this time, the seal convex portion 30 presses the seal member 9 with the seal, the contact portion 31 contacts the step portion 26, and the pressing portion 32 presses the engaging concave portion 60 (see FIG. 5).

Thus, the backup lamp BL, the tail stop lamp TSL, and the turn signal lamp T
L in combination with the rear bumper 1
(See FIG. 4). The rear bumper 1 and the lamp housing 2 have an integral structure. The lens 3, the light source bulb 5, the inner panel 6 of the lamp subunit, and the reflector 7
And the harness socket 50 is a backup lamp B for the rear combination lamp (lamp unit LU).
L, a tail stop lamp TSL, and a turn signal lamp TL.

Next, in an automobile assembly line. Lamp unit L assembled on a part assembly line
By assembling the U and the rear bumper 1 integrally into a vehicle body (not shown), the lamp unit LU
The rear bumper 1 is assembled to the rear portion of the vehicle C while being disposed in the left and right openings 1L and 1R (see FIG. 3).

The vehicular lamp according to the present invention in this embodiment is configured as described above, and the operation and operation thereof will be described below. When the light source bulb 5 is turned on, light from the light source bulb 5 is reflected by the reflecting surface 70 of the reflector 7 through the lens 3.
The light is reflected to the outside, and is irradiated to the outside through the lens 3 in a predetermined light distribution pattern.

As described above, in the vehicular lamp according to the present invention in this embodiment, the bumper 1 and the lamp housing 2 have an integral structure, and are separately provided in the opening 202 of the back surface closing portion 200 of the lamp housing 2. By arranging the lamp-side connector and waterproof grommet 203 in a water-tight manner, the following effects can be achieved in the wiring of the harness cord. Since an O-ring for a socket seal, a grommet for a socket seal, and a grommet for a harness-vehicle seal are not required, the number of waterproof parts is reduced. Also, the harness code 52 on the light source bulb side,
53, 54, 55, and in particular, the earth harnesses 52, 53 can be connected in the light-tight light room 4 (see the connection portion 56 in FIGS. 1 and 2), so that the waterproofness is excellent. . Further, since the connector can be connected with only the power supply-side connector 51 without having the lamp-side connector and the waterproof grommet 203 disposed in the lamp housing 2 in a watertight manner, the connector connection is simple. Furthermore, since the plurality of harness cords 52, 53, 54, 55 of the plurality of lamps BL, TSL, TL are put together, the main harness cord 57 connected to the power supply side connector 51 is routed to the center of the vehicle body. Therefore, good wiring lines can be obtained.

In particular, the vehicular lamp according to the present invention in this embodiment has a recess 201 provided horizontally in the back cover 200 of the lamp housing 2, and a lamp-side connector and waterproof grommet in the recess 201. 2
Since 03 is arranged in a watertight manner, the horizontal dimension, that is, the depth dimension is small. Also, the recess 201
In this case, since the lamp side connector / waterproof grommet 203 and the power supply side connector 51 are connected in a housed state, water does not splash directly on the electrical connection part,
The waterproof effect against water dripping is great.

In the vehicle lamp of the present invention according to this embodiment, the components of the lamp unit (the light source bulb 5, the lens 3, the light source bulb 5, the lens 3, By assembling the inner panel 6, the reflector 7, the harness socket 50, and the like of the lamp subunit, the assembly of the lamp unit LU and the rear bumper 1 is completed. This eliminates the need to assemble the lamp unit LU and the rear bumper 1 in the automobile assembly production line, thereby reducing the number of assembling steps and improving the assembling process.

Also, since the lamp housing 2 and the rear bumper 1 have an integral structure, two parts become one part,
In addition, there is no need for an assembling part for assembling the two parts, and accordingly, the number of parts is reduced and cost is reduced.

Further, since the lamp housing 2 and the rear bumper 1 have an integral structure, the lamp unit L
The mounting rigidity between the U and the vehicle body increases, and the lamp unit LU
Keeps a stable attachment state to the vehicle body.

Further, since the lamp housing 2 and the rear bumper 1 have an integral structure, the number of parts for managing the gap, surface difference, parallelism, and the like between the lamp unit LU and the rear bumper 1 is reduced. Dimension management becomes easy.

Further, in the vehicle lamp of the present invention in this embodiment, since the bumper 1 and the lamp housing 2 have an integral structure, the assembling, removing and replacing of the light source bulb 5 and the reflector 7 can be performed by using the lamp housing 2. , That is, a vehicle lamp of a type performed from the lens 3 side. In the vehicle lamp of the present invention in this embodiment, since the lens 3 is detachable from the rear bumper 1 and the lamp housing 2 having an integral structure, the lens 3 is removed from the surface opening 20 of the lamp housing 2. As a result, as shown in FIG. 8 and FIG.
Can be exchanged. In addition, the lens 3 can be recycled and the lens 3 can be replaced.

Further, in this embodiment, since the reflecting surface 70 is provided at least on the surface side of the reflector 7, the cost can be further reduced. The inner surface on the front side of the inner panel 6 may be subjected to aluminum deposition, silver painting, or the like, similarly to the reflection surface 70. In this case, the appearance is improved. On the other hand, in the backup lamp BL, the tail stop lamp TSL, and the turn signal lamp TL of the rear combination lamp (lamp unit LU), the rear portion of the inner panel 6 and the L-shaped groove 6
If the shape of 1 and the tapered portion 62 are unified, the same reflector 7 can be used, the versatility of the reflector 7 can be obtained, and the cost can be further reduced.

In this embodiment, the lens 3
(The screw 33, the engaging hole 2)
7 and the engagement projection 34) are formed in the opening 1 of the rear bumper 1.
Since it is located at a position inside of L and 1R, as shown in FIG. 5, when the front side of the rear bumper 1 is viewed from the obliquely upper eye point E, it cannot be seen. In particular, the upper mounting point is not visible. As a result, the appearance is improved.

In the above embodiment, the lamp unit LU is a rear combination lamp and the bumper is the rear bumper 1. However, the vehicular lamp of the present invention has a lamp unit other than the rear combination lamp as the lamp unit. For example, a front combination lamp may be used, and a bumper other than the rear bumper 1, for example, a front bumper may be used.

[0047]

As described above, in the vehicular lamp of the present invention, the bumper and the lamp housing have an integral structure, and the lamp-side connector portion is provided integrally with the rear surface closing portion of the lamp housing. Accordingly, the following operation and effect can be achieved in the harness cord wiring. Since an O-ring for a socket seal, a grommet for a socket seal, and a grommet for a harness-vehicle seal are not required, the number of waterproof parts is reduced. Also, since the harness cord on the light source bulb side, in particular, the earth harness can be connected in a lamp room having excellent watertightness, the waterproofness is excellent. Further, the connector can be connected only with the power supply side connector without having the lamp side connector and the waterproof grommet arranged in the lamp housing in a watertight manner, so that the connector connection is simple.

[Brief description of the drawings]

FIG. 1 shows one embodiment of a vehicular lamp of the present invention.
FIG. 2 is a sectional view taken along line II in FIG.

FIG. 2 is a sectional view taken along the line II in FIG. 4, showing a modified example of the vehicular lamp of the present invention.

FIG. 3 is a perspective view of a rear bumper assembled to a rear portion of an automobile while being disposed in left and right openings.

FIG. 4 is a front view of a state in which the rear bumper is disposed in left and right openings.

FIG. 5 is a sectional view taken along line VV in FIG. 4;

FIG. 6 is a sectional view taken along line VV in FIG. 4 showing a molded product having an integral structure of a lamp housing and a rear bumper.

FIG. 7 is a sectional view taken along the line VV in FIG. 4 showing a state in which a clip and a sealing material are set in the lamp housing.

FIG. 8 is a sectional view taken along the line VV in FIG. 4 showing a state where the lamp subunit is set in the lamp housing.

FIG. 9 is a sectional view taken along line VV in FIG. 4 showing a state in which a light source bulb is attached to the lamp subunit.

FIG. 10 is a perspective view of a clip.

FIG. 11 is a partial perspective view showing a modification of the fixing means for fixing the inner panel to the lamp housing.

FIG. 12 is a partial front view showing a state before the reflector is assembled to the inner panel.

FIG. 13 is a partial front view showing a state where a reflector is inserted into an inner panel.

FIG. 14 is a partial front view showing a state where the reflector is assembled to the inner panel.

FIG. 15 is a partial cross-sectional view showing a mounting means of the lamp housing and the lens.

FIG. 16 is a partial cross-sectional view showing a modification of the means for attaching the lamp housing and the lens.

[Explanation of symbols]

LU: lamp unit, BL: backup lamp, T
SL: tail stop lamp, TL: turn signal lamp, C: automobile, LP: license plate, ZZ
... optical axis, 1 ... rear bumper, 1L, 1R ... opening, 2
... Lamp housing, 20 ... Surface opening, 21 ... Seal recess, 22 ... Fixed recess, 23 ... Outer wall, 24 ... Inner wall,
25: fitting concave portion, 26: step portion, 27: engaging hole, 28: elastic piece, 200: back surface closing portion, 201: concave portion, 202: opening portion, 203: lamp side connector and waterproof grommet, 2
04: clamping elastic flange portion, 205: terminal, 206: gasket, 207: fitting portion, 3: lens, 30: sealing convex portion, 31: contact portion, 32: pressing portion, 33: screw, 34: engagement Convex part, 4 ... light room, 5 ... light source bulb, 50
... harness socket, 51 ... power supply side connector, 52, 5
3, 54, 55 ... harness code on the light source bulb side, 56
... connection part, 57 ... main harness cord, 6 ... inner panel, 60 ... engaging concave part, 61 ... L-shaped groove, 62 ... tapered part, 63 ... fitting convex part, 7 ... reflector, 70 ... reflecting surface, 71 ... Engagement convex portion, 72: tapered portion, 73: short cylindrical portion, 8: clip, 80: outer claw, 81: inner claw, 9: sealing material.

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) F21Y 101: 00 F21Q 1/00 LM

Claims (4)

[Claims] 1. A lamp housing having an opening on a front side and a back side closed, a lens attached to a front opening of the lamp housing, a lamp housing and the lens. A lamp unit including a lamp chamber, a light source bulb disposed in the lamp chamber, and a bumper having an opening, wherein the lamp unit is disposed in the opening of the bumper, and In a vehicular lamp in which the lamp housing and the bumper are integrally formed through an edge of a surface opening and an edge of an opening of the bumper, an opening is formed in a rear surface closing portion of the lamp housing. A lamp-side connector / waterproof grommet separate from the integrated lamp housing and the bumper is provided in the opening. The light source bulb side harness cord is connected to the lamp side connector / waterproof grommet, and the power supply side connector is fitted and connected to the lamp side connector / waterproof grommet. A light source for a vehicle, wherein a light source bulb is in a power supply state. 2. A recess capable of accommodating the power-supply-side connector is provided in a horizontal direction in a back-side closing portion of the lamp housing, and the lamp-side connector and waterproof grommet are integrally provided in the recess. The vehicular lamp according to claim 1, wherein: 3. An O-ring-shaped gasket is integrally provided on a fitting surface of the lamp-side connector and waterproof grommet with the power-supply-side connector. 3. The vehicular lamp according to 2. 4. A terminal is insert-molded on the lamp-side connector and waterproof grommet, a harness cord on the light source bulb side is connected to the terminal, and a terminal of the power supply-side connector is connected to the terminal. The vehicle lighting device according to claim 1, wherein the lighting device is detachably connected.