JP5443053B2 - Car warning light - Google Patents

Description

  The present invention relates to an in-vehicle warning light mounted on a vehicle such as an emergency vehicle or a road work vehicle.

  2. Description of the Related Art Conventionally, an in-vehicle warning light in which a rotating light that generates warning light and a speaker that generates a warning sound is built in a glove body that is attached to the roof of a vehicle is known. For example, in the conventional warning lamp 51 shown in FIGS. 14 and 15, the globe body 52 includes a pair of transparent lamp covers 53 and a metal speaker cover 54. Each cover 53 and 54 is assembled | attached to the base 55, and the base 55 is attached to the roof of a vehicle.

  A rotating lamp 57 is installed in the lamp chamber 56 inside the lamp cover 53, and a speaker 59 is installed in the speaker chamber 58 inside the speaker cover 54. A large number of holes 60 for diffusing the warning sound of the speaker 59 are formed in the speaker cover 54, and an opaque waterproof wall 61 that isolates the lamp chamber 56 from the speaker chamber 58 is provided on the end face of the lamp cover 53. Note that Patent Document 1 describes an in-vehicle warning lamp including a globe body having a configuration similar to that shown in FIGS.

  Conventionally, an in-vehicle warning light equipped with a dedicated speaker under a transparent globe body is also known. For example, in the warning light of Patent Document 2, the entire globe body is formed of a transparent resin, and the speaker is designed to have an L-shaped side surface with a vertical driver portion and a horizontal horn portion. And in order to ensure waterproofness, a driver part is arrange | positioned inside a glove | globe body, a horn part is formed in the lower side of a glove | globe body, and the metal speaker cover is attached to the front surface of the horn part.

Japanese Utility Model Publication No. 2-77809 Japanese Patent Laid-Open No. 10-134258

  However, according to the conventional in-vehicle warning lamp 51 shown in FIGS. 14 and 15, the opaque waterproof wall 61 blocks the light from the rotating lamp 57 to the speaker chamber 58, so that the central portion of the globe body 52 becomes dark, and the outside. There was a problem that the visibility of was reduced. The warning light of Patent Document 2 needs to be equipped with a specially designed speaker, and the production cost of the warning light is high, and it is difficult to separate from the glove body, and the entire warning light is forced to be replaced in the event of a failure. There was also a problem.

  Therefore, an object of the present invention is to provide an in-vehicle warning light that can eliminate dark parts from a globe body and improve visibility from the outside, and can be manufactured at low cost using a general-purpose speaker.

  In order to solve the above-described problems, the present invention forms a lamp chamber and a speaker chamber in a globe body installed on a vehicle, arranges a rotating lamp that generates warning light in the lamp chamber, and generates a warning sound in the speaker chamber. The following means are employed in the in-vehicle warning light in which the generated speaker is arranged.

(1) The glove body is entirely formed of a translucent material, the lamp chamber and the speaker chamber are separated by a transparent waterproof wall, and the warning light from the rotating lamp is configured to pass through the speaker chamber. Car warning light.

(2) The glove body is shaped so that both ends in the longitudinal direction bend toward the rear of the vehicle, the speaker chamber is formed in the center of the glove body in the longitudinal direction, and the speaker is disposed closer to the rear side of the speaker chamber. In-vehicle warning light.

(3) A pair of inner and outer rotating lamps are arranged in the lamp chamber in the longitudinal direction of the globe body, a reflecting wall is provided between both rotating lamps, and warning light from the outer rotating lamp is provided on the reflecting wall to the side of the vehicle. An in-vehicle warning light characterized in that an outward reflecting surface for reflection and an inward reflecting surface for reflecting warning light from an inner rotating lamp toward a waterproof wall are formed.

(4) A non-rotating auxiliary lamp is placed in the lamp chamber closer to the speaker room than the rotating lamp, a reflecting wall is provided between the auxiliary lamp and the rotating lamp, and a part of the warning light from the rotating lamp is placed on the reflecting wall. An in-vehicle warning light characterized by forming a reflective surface that reflects to the side of a vehicle and irradiating warning light from an auxiliary light toward a waterproof wall.

(5) An in-vehicle warning light characterized in that a step of diffusing warning light in the vertical direction is provided on the globe body.

  According to the on-vehicle warning light of (1) above, the warning light from the rotating light passes through the speaker room through the transparent waterproof wall, thereby eliminating the dark part from the glove body and improving the visibility of the warning light. In addition, the waterproof wall prevents flooding from the speaker room to the lamp room, and the speaker room is equipped with a general-purpose speaker, so that a warning light can be manufactured at low cost.

  According to the in-vehicle warning light of (2) above, since the speaker is arranged near the rear side of the speaker room, the warning light is easily transmitted through the front side of the speaker, and the front surface of the central part of the bent globe is brightly lit. Can do.

  According to the in-vehicle warning light of (3) above, since the inward reflecting surface and the outward reflecting surface are provided on the reflecting wall, the entire warning light can be uniformly emitted with high brightness by the inner and outer rotating lights. .

  According to the in-vehicle warning light of (4) above, since the non-rotating auxiliary lamp is provided inside the rotating lamp, for example, by combining non-rotating flashing warning light with the rotating warning light, various bright and diverse light distribution patterns Can be formed.

  According to the on-vehicle warning light of (5) above, the spot light in the horizontal direction is formed by the warning light from the rotating lamp, and a part of the warning light is diffused to the upper side or the lower side of the spot light in steps, in the vertical direction. Various light distribution patterns can be formed.

It is a perspective view of the vehicle-mounted warning light which shows Example 1 of this invention. It is a cross-sectional view which shows the internal apparatus of the warning light of FIG. It is a longitudinal cross-sectional view which shows an internal apparatus along the AA line of FIG. It is a longitudinal cross-sectional view which shows the assembly | attachment structure of a glove body along the BB line of FIG. It is a cross-sectional view of the in-vehicle warning lamp showing Example 2 of the present invention. It is a perspective view which decomposes | disassembles and shows the auxiliary light used for the warning light of FIG. It is a longitudinal cross-sectional view which shows the structure which illuminates the roof of a vehicle using an auxiliary light. It is a longitudinal cross-sectional view of the rotary lamp which shows another Example of this invention. It is a longitudinal cross-sectional view which shows the example of a change of the rotating lamp of FIG. It is a longitudinal cross-sectional view of the glove body which shows another Example of this invention. It is a side view of the emergency vehicle which shows the light distribution effect | action of the globe body of FIG. It is a longitudinal cross-sectional view which shows the example of a change of the globe body of FIG. It is a side view of the emergency vehicle which shows the light distribution effect | action of the globe body of FIG. It is a perspective view which shows the conventional vehicle-mounted warning light. It is a cross-sectional view which shows the inside of the warning light of FIG.

  First, a first embodiment of the present invention will be described with reference to FIGS. The in-vehicle warning lamp 1 includes a plane bow-shaped globe body 2 and is attached to the roof R of the emergency vehicle V (see FIGS. 11 and 13) by an attachment member 3 attached to the lower surface of the globe body 2. The globe body 2 includes a lower cover 4 that is long in the vehicle width direction, a pair of left and right lamp covers 5, and a central speaker cover 6. Each cover 4, 5, 6 is formed of a light-transmitting synthetic resin (for example, polycarbonate resin, acrylic resin, etc.) material, and the entire glove body 2 has an arbitrary color such as red, yellow, blue, green, etc. It is formed transparently.

  The lower cover 4 is formed in a flat tray shape in which both end portions in the longitudinal direction are bent toward the rear side of the vehicle. The lamp cover 5 is formed in a box shape having an open bottom surface, and a lamp chamber 7 is formed between the lamp cover 5 and the lower cover 4. The speaker cover 6 is formed in a horizontal C shape with the lower surface and the left and right side surfaces opened, and a speaker chamber 8 is formed between the speaker cover 6 and the lower cover 4. A transparent waterproof wall 9 that separates the lamp chamber 7 and the speaker chamber 8 is fixed to the end surface of the lamp cover 5, and the speaker cover 6 can be attached to and detached from the lower cover 4 in a state where the speaker cover 6 is watertight with respect to the left and right waterproof walls 9. It is installed. It is also possible to provide the waterproof walls 9 on the left and right side surfaces of the speaker cover 6.

  The lamp cover 5 is assembled to the lower cover 4 with a plurality of screws 10 at the periphery of the globe body 2 (see FIG. 4). The screw 10 is inserted into the insertion hole 11 of the lower cover 4 from below so that the head is not exposed on the upper surface of the globe body 2, and is fastened to the fastening hole 12 of the lamp cover 5. The insertion hole 11 is formed in the downward recessed portion 13 of the lower cover 4, and the fastening hole 12 is provided downward in the boss portion 14 of the lamp cover 5. For this reason, intrusion of rainwater into the lamp chamber 7 can be prevented, and the problem that the screw 10 blocks the warning light of the rotating lamp 16 can be eliminated, and the appearance of the globe body 2 can be improved.

  The rotating lamp 16 includes an outer rotating lamp 16A positioned outside in the vehicle width direction and an inner rotating lamp 16B positioned inside, and a reflecting surface 19 including a light source 15 (see FIG. 3) and a rotating paraboloid, respectively. Is provided. The inner and outer rotating lamps 16A and 16B are juxtaposed in the longitudinal direction of the globe body 2 in the left and right lamp chambers 7 (see FIG. 2), and are attached to the lower cover 4 by brackets 17. A reflecting wall 18 is erected between the rotating lamps 16A and 16B. The reflecting wall 18 reflects the warning light L1 from the outer rotating lamp 16A toward the vehicle side, and the reflecting wall 18 from the inner rotating lamp 16B. An inward reflecting surface 18b that reflects the warning light L2 toward the waterproof wall 9 is formed.

  On the other hand, the speaker 20 that generates a warning sound is disposed near the rear side of the speaker chamber 8 and is attached to the lower cover 4 with a bracket 21. The warning light L2 (including the reflected light from the inwardly reflecting surface 18b) mainly from the inner rotating lamp 16B passes through the waterproof wall 19 and is introduced into the speaker chamber 8, and passes through the speaker cover 6 from the speaker chamber 8. Thus, it is diffused to the outside of the globe body 2. A large number of small holes 22 are formed in the front side portion of the speaker cover 6 for diffusing the warning sound of the speaker 20 to the outside of the globe body 2.

According to the vehicle warning light 1 having the above-described configuration, the following operational effects can be obtained.
(A) Since the entire globe body 2 is transparent, a novel design can be given to the warning light 1.
(B) Since the warning light L2 mainly from the inner rotating lamp 16B passes through the speaker chamber 8, the dark part is eliminated from the central part of the globe body 2, and the visibility of the warning lamp 1 can be improved.
(C) Since the speaker 20 is disposed closer to the rear side of the speaker chamber 8, the warning light L2 can easily pass through the front side of the speaker 20, and particularly in the bent warning light 1, the front surface of the central portion of the globe body 2 is brightened. Can emit light.
(D) Since the outward reflection surface 18a and the inward reflection surface 18b are provided on the reflection wall 18, the entire warning light 1 can be uniformly emitted with high luminance by the pair of inner and outer rotary lights 16A and 16B.
(E) Since the waterproof wall 9 separates the lamp chamber 7 from the speaker chamber 8, it is possible to reliably prevent water from entering the lamp chamber 7 without installing the speaker 20 below the globe body 2.
(F) For this reason, a commercially available speaker 20 can be installed in the speaker chamber 8, the warning light 1 can be manufactured at low cost, and the speaker 20 can be easily replaced alone in the event of a failure.

  Next, a second embodiment of the present invention will be described with reference to FIGS. As shown in FIG. 5, the in-vehicle warning lamp 1 of the second embodiment is equipped with a rotating lamp 16 and an auxiliary lamp 24 in the left and right lamp chambers 7. The auxiliary lamp 24 includes a first auxiliary lamp 24A that faces the front of the vehicle, a second auxiliary lamp 24B that faces the rear of the vehicle, and a third auxiliary lamp 24C that faces the speaker chamber 8. The three auxiliary lights 24 are arranged closer to the speaker chamber 8 than the rotating lamp 16, and are attached to the lower cover 4 with brackets 25. A reflecting wall 18 is erected between the auxiliary lamp 24 and the rotating lamp 16, and an outward reflecting surface 18a for reflecting a part of the warning light L1 from the rotating lamp 16 to the side of the vehicle is formed on the reflecting wall 18. ing.

  As shown in FIG. 6, the auxiliary lamp 24 includes a case 26, a light source substrate 27, and a translucent cover 28. A plurality of LED lamps 29 as light sources are disposed on the light source substrate 27, and the same number of lenses 30 as the LED lamps 29 are formed on the translucent cover 28. The first auxiliary lamp 24A and the second auxiliary lamp 24B irradiate non-rotating flashing warning lights L3 and L4 to the front and rear of the vehicle, and the third auxiliary lamp 24C arranged obliquely emits non-rotating flashing warning light L5. Irradiate toward the waterproof wall 9. The warning light L5 from the third auxiliary lamp 24C and the warning light L1 from the rotating lamp 16 beyond the reflection wall 18 pass through the speaker room 8 through the transparent waterproof wall 9.

  Therefore, according to the in-vehicle warning lamp 1 of the second embodiment, the entire warning lamp 1 can be caused to uniformly emit light with high luminance by using the rotating lamp 16, the auxiliary lamp 24, and the reflecting wall 18. 3 The speaker room 8 is concentratedly irradiated by the warning light L5 of the auxiliary lamp 24C, and the central portion of the globe body 2 is brightly illuminated, so that the visibility of the warning lamp 1 can be improved. Further, by combining the non-rotating flashing warning light L3, L4 and the rotation warning light L1, and further changing the directions of the three auxiliary lights 24A, 24B, 24C, the light distribution pattern of the in-vehicle warning light 1 is variously changed. You can also

  For example, in the in-vehicle warning lamp 1 shown in FIG. 7, the first auxiliary lamp 24A facing the front of the vehicle and the second auxiliary lamp 24B facing the rear of the vehicle are provided in a state of being inclined downward, and the non-rotating flashing warning lights L3, L4 Passes through the lower cover 4 and illuminates the roof R of the emergency vehicle. According to this configuration, since a wide range including the roof R emits light, a pedestrian or a surrounding vehicle, particularly a driver of a large vehicle, deviates from the horizontal optical axis of the rotating lamp 16 (warning light L1 shown in FIG. 7). However, the warning light 1 can be visually recognized more clearly. In the second embodiment, the light source of the auxiliary lamp 24 is not limited to the LED lamp 29, and a xenon discharge tube can also be used.

The present invention is not limited to the first and second embodiments described above. As illustrated below, the configuration or shape of each part of the warning light is appropriately changed without departing from the spirit of the invention. It is also possible.
(A) As shown in FIG. 8, a deflecting unit 32 that reflects a part of the warning light L <b> 1 from the light source 15 downward is provided on the reflecting surface 19 of the rotating lamp 16. If it carries out like this, a part of rotation warning light L1 can permeate | transmit the lower cover 4, and the roof R of an emergency vehicle can be illuminated brightly.
(B) As shown in FIG. 9, an LED lamp 33 is used as the light source of the rotating lamp 16, and a part of the warning light L1 from the LED lamp 33 is reflected downward by the deflecting unit 32 to illuminate the roof R of the emergency vehicle. To do.

(C) As shown in FIGS. 10 and 11, in the lamp cover 5 of the globe body 2, a plurality of steps 35 are projected on the inner or outer surface on the rear side of the vehicle so as to be higher than the optical axis of the rotating lamp 16. To be installed or recessed. In this way, a part of the warning light L1 does not pass through the transparent resin of the lamp cover 5 but diffuses into the resin by the irregular reflection in step 35, and the upward diffused light D is applied to the spot light S from the rotating lamp 16. to add. Therefore, it is possible to make the warning light 1 more clearly visible to the driver of the oncoming vehicle of the emergency vehicle V, in particular, the driver of the large vehicle above the spot light S.

(D) As shown in FIGS. 12 and 13, in the lower cover 4 of the globe body 2, a plurality of steps 36 are provided on the inner or outer surfaces on both the front and rear sides so as to be lower than the optical axis of the rotating lamp 16. Or make it concave. In this way, a part of the warning light L1 does not pass through the transparent resin of the lower cover 4 but diffuses into the resin of the lower cover 4 due to irregular reflection in step 36, and is directed downward to the spot light S from the rotating lamp 16. Add diffused light D. Therefore, it is possible to make the warning lamp 1 more clearly visible to the driver of the oncoming vehicle and the following vehicle of the emergency vehicle V, in particular, the driver of the small vehicle below the spot light S.

DESCRIPTION OF SYMBOLS 1 Vehicle warning light 2 Globe body 4 Lower cover 5 Lamp cover 6 Speaker cover 7 Light room 8 Speaker room 9 Waterproof wall 10 Screw 16 Rotating light 18 Reflecting wall 20 Speaker 24 Auxiliary light 35 Step 36 Step

Claims (5)

In a vehicle warning light that forms a lamp room and a speaker room on a globe body installed on a vehicle, arranges a rotating lamp that generates warning light in the lamp room, and arranges a speaker that generates a warning sound in the speaker room,
The entire globe body is made of a light-transmitting material, the lamp chamber and the speaker chamber are separated by a transparent waterproof wall, and a part of the warning light from the rotating lamp passes through the waterproof wall and enters the speaker chamber. vehicle warning light which is characterized by being configured to so that to dissipate from the chamber to the outside of the glove body.   The glove body is formed such that both end portions in the longitudinal direction bend toward the rear side of the vehicle, the speaker chamber is formed in a central portion in the longitudinal direction of the globe body, and the speaker is disposed near the rear side of the speaker chamber. The vehicle warning light according to 1.   A pair of inner and outer rotating lamps are juxtaposed in the longitudinal direction of the globe body in the lamp chamber, a reflecting wall is provided between both rotating lamps, and warning light from the outer rotating lamp is reflected on the reflecting wall to the side of the vehicle. The in-vehicle warning light according to claim 2, wherein an outwardly reflecting surface and an inwardly reflecting surface for reflecting warning light from an inner rotating lamp toward a waterproof wall are formed.   A non-rotating auxiliary lamp is disposed in the lamp chamber closer to the speaker chamber than the rotating lamp, a reflecting wall is provided between the auxiliary lamp and the rotating lamp, and a part of warning light from the rotating lamp is provided on the reflecting wall on the vehicle side. The in-vehicle warning light according to claim 2, wherein a reflective surface that reflects in the direction is formed, and warning light from the auxiliary light is irradiated toward the waterproof wall.   The in-vehicle warning light according to any one of claims 1 to 4, further comprising a step of diffusing warning light in the vertical direction on the globe body.

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