CN219640077U - LED tail lamp - Google Patents

Abstract

The utility model discloses an LED tail lamp, which comprises a lamp shade and a lamp panel positioned in an inner cavity of the lamp shade, wherein the lamp panel comprises a PCB and a first light emitting component, and the first light emitting component is arranged on the PCB. The LED tail lamp provided by the utility model has the advantages that the front light emission is concentrated, the side light emission is uniform, and the overall light emission effect is good.

Description

LED tail lamp

Technical Field

The utility model relates to the technical field of car lamps, in particular to an LED tail lamp.

Background

The tail lamp of ordinary motorcycle includes lamp body, lamp plate and lamp shade, and the lamp plate is installed on the lamp body, and the lamp shade is connected with the lamp body, and the inner chamber holding lamp plate of lamp shade, the LED of lamp plate outwards send light through the lamp shade, however, the front luminous of current tail lamp is concentrated inadequately to, the luminous inadequately of side.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the LED tail lamp, the front light is concentrated, the side light is uniform, and the whole light emitting effect is good.

According to the LED tail lamp, the LED tail lamp comprises a lamp shade and a lamp panel arranged in an inner cavity of the lamp shade, wherein the lamp panel comprises a PCB and a first light emitting component, and the first light emitting component is arranged on the PCB.

According to some embodiments of the utility model, the first light guide has an outer ring portion extending along a circumference of an inner side wall of the lamp housing, an inner ring portion extending along an inner side of the outer ring portion, and a connection ring connecting the outer ring portion and the inner ring portion, the connection ring being located on a side of the second light path away from the first light emitting element, the second light path being formed among the outer ring portion, the inner ring portion, and the connection ring, the inner side of the inner ring portion forming the first light path.

According to some embodiments of the utility model, the first light emitting component has a plurality of first light emitters, and the plurality of first light emitters are distributed along the second light path.

According to some embodiments of the utility model, the light collector is disposed within the first optical channel.

According to some embodiments of the utility model, the light-gathering member has a protruding section extending horizontally, the protruding direction of the protruding section is the same as the light-emitting direction of the first light-emitting component, the protruding section has a plurality of protruding parts arranged side by side, the first light-emitting component has a plurality of second light-emitting bodies, and the plurality of second light-emitting bodies are arranged in a one-to-one correspondence with the plurality of protruding parts.

According to some embodiments of the utility model, the lamp panel further comprises a second light guide piece arranged in the inner cavity of the lamp shade, the lamp panel comprises a second light emitting component, the second light emitting component is located at one side of the PCB, away from the first light emitting component, and the second light guide piece is arranged in the light emitting direction of the second light emitting component.

According to some embodiments of the utility model, the second light guide has a plate portion and a wall portion disposed outside the plate portion, the wall portion extends along an inner side wall of the lamp housing, a light guide cavity is formed between the plate portion and the wall portion, and the second light emitting assembly has a plurality of third light emitters, and the third light emitters are located in the light guide cavity.

According to some embodiments of the utility model, the lower side of the wall portion is provided with a constriction portion, the constriction portion is constricted in a direction approaching the plate portion, the lower side of the lamp housing is provided with a light guide sheet, and the second light emitting assembly is provided with at least one fourth light emitter, and the fourth light emitter is located in a cavity formed by the light guide sheet and the constriction portion.

According to some embodiments of the utility model, the first light guide member and the second light guide member are each provided with a slot, and the inner cavity of the lampshade is formed with an insert, and the slot accommodates the insert.

According to some embodiments of the utility model, a blocking part is arranged on one side of the first light guide piece, which is close to the second light guide piece, the blocking part is abutted against the light gathering piece, a locking bolt is arranged between the light gathering piece and the second light guide piece, and the light gathering piece and the second light guide piece are locked through the locking bolt, so that the first light guide piece and the second light guide piece clamp the PCB.

According to some embodiments of the utility model, the blocking portion is provided with a limiting hole, and the light converging piece is provided with a limiting portion, and the limiting hole accommodates the limiting portion.

According to some embodiments of the utility model, the first light guide and the second light guide are both provided with positioning posts, and the PCB board is provided with positioning holes, and the positioning holes accommodate the positioning posts.

According to the embodiment of the utility model, the LED tail lamp has at least the following beneficial effects:

1. according to the utility model, the light-gathering piece is arranged, the first light-emitting component generates light, a part of the light can be emitted to the light-gathering piece after entering the first light channel, the light-gathering piece can gather the light, the light loss is reduced, and the brightness of the front direction of the tail lamp is greatly improved.

2. According to the utility model, the first light guide piece is arranged, the first light emitting component generates light, the other part of light enters the second light channel of the first light guide piece, the first light guide piece has a light guide effect, and meanwhile, the first light guide piece is arranged along the inner side wall of the lampshade, so that the light is uniformly distributed on the side wall of the lampshade, and therefore, the light on the side face of the motorcycle tail lamp is easier to observe.

3. According to the utility model, the first light channel is arranged, and the light gathering piece can be accommodated in the first light channel, so that the structure of the tail lamp is more compact, the volume of the tail lamp is reduced, and meanwhile, the tail lamp has the appearance effects of high brightness in the middle and uniform brightness around.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

fig. 1 is a schematic structural diagram of an LED tail lamp according to an embodiment of the present utility model;

fig. 2 is a schematic diagram of a lampshade-free structure of the LED tail lamp shown in fig. 1;

FIG. 3 is an exploded view of the LED tail light shown in FIG. 1;

fig. 4 is a schematic structural view of a first light guide and a second light guide of the LED tail lamp shown in fig. 1;

fig. 5 is a schematic structural diagram of a light collecting member, a light panel and a second light guiding member of the LED tail lamp shown in fig. 1.

Reference numerals: 100-lampshade, 110-PCB board, 120-spotlight piece, 130-first light guide piece, 140-first light channel, 150-second light channel, 160-first illuminant, 170-protruding section, 180-protruding section, 190-second illuminant, 200-second light guide piece, 210-board portion, 220-wall portion, 230-third illuminant, 240-constriction portion, 250-light guide piece, 260-fourth illuminant, 270-slot, 290-blocking portion, 300-locking bolt, 310-limiting hole, 320-limiting portion, 330-positioning column, 340-positioning hole, 350-outer ring portion, 360-inner ring portion, 370-connecting ring, 380-light guide cavity.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

An LED tail lamp according to an embodiment of the present utility model is described below with reference to the accompanying drawings.

Referring to fig. 1, 2 and 3, an LED tail lamp according to an embodiment of the present utility model includes a lamp housing 100 and a lamp panel located in an inner cavity of the lamp housing 100, where the lamp panel includes a PCB board 110 and a first light emitting component, and the first light emitting component is disposed on the PCB board 110, and is characterized by including a light collecting member 120 disposed in a light emitting direction of the first light emitting component, a first light guiding member 130, where the light collecting member 120 is configured to collect light of the first light emitting component, the first light guiding member 130 is located between the first light emitting component and the light collecting member 120, the first light guiding member 130 has a first light channel 140 communicating the first light emitting component and the light collecting member 120, a portion of light of the light channel accommodates the first light emitting component and is directed to the light collecting member 120, the first light guiding member 130 further has a second light channel 150 extending along a circumference of an inner sidewall of the lamp housing 100, and the second light channel 150 is configured to guide another portion of the light of the first light emitting component around the lamp housing 100.

It should be noted that the light panel may be an LED light panel.

In some embodiments of the present utility model, referring to fig. 4, the first light guide 130 has an outer ring portion 350 extending along the circumference of the inner sidewall of the lamp shade 100, an inner ring portion 360 extending along the inner side of the outer ring portion 350, and a connection ring 370 connecting the outer ring portion 350 and the inner ring portion 360, the connection ring 370 is located at a side of the second light path 150 away from the first light emitting assembly, a second light path 150 is formed between the outer ring portion 350, the inner ring portion 360 and the connection ring 370, and a first light path 140 is formed at the inner side of the inner ring portion 360.

Therefore, the light generated by the first light emitting body 160 is emitted into the second light path 150, and the light is conducted through the second light path 150, so that the light is conducted to the ring portion 350, the inner ring portion 360 and the connection ring 370, and the side wall of the lamp shade 100 emits light uniformly.

In some embodiments of the present utility model, the first light emitting component has a plurality of first light emitters 160, and the plurality of first light emitters 160 are distributed along the second light path 150, so that the first light guide 130 emits light uniformly.

In some embodiments of the present utility model, the light collecting member 120 is disposed in the first light path 140, so that the structure of the tail light is more compact, and the volume of the tail light is reduced.

In some embodiments of the present utility model, referring to fig. 5, the light collecting member 120 has a protruding section 170 extending horizontally, the protruding section 170 has a protruding direction identical to a light emitting direction of the first light emitting component, the protruding section 170 has a plurality of protruding portions 180 arranged side by side, the first light emitting component has a plurality of second light emitters 190, and the plurality of second light emitters 190 are arranged in a one-to-one correspondence with the plurality of protruding portions 180.

Specifically, there are 2 protruding sections 170, one protruding section 170 has 6 protruding sections 180, and the second luminous body 190 is provided with 12.

Thus, the light generated from the second light emitting body 190 is directed to the convex portion 180, thereby condensing the light and improving the brightness of the front of the tail lamp.

In some embodiments of the present utility model, referring to fig. 5, the lamp panel further includes a second light guide 200 disposed in the inner cavity of the lamp housing 100, the lamp panel includes a second light emitting component, the second light emitting component is located on a side of the PCB 110 away from the first light emitting component, and the second light guide 200 is disposed in a light emitting direction of the second light emitting component.

In some embodiments of the present utility model, the second light guide 200 has a plate 210 and a wall 220 disposed outside the plate 210, the wall 220 extends along an inner sidewall of the lampshade 100, a light guiding cavity 380 is formed between the plate 210 and the wall 220, the second light emitting assembly has a plurality of third light emitters 230, and the third light emitters 230 are located in the light guiding cavity 380.

Thus, the light generated by the third luminous body 230 is incident into the light guide cavity 380, so that the light of the wall portion 220 is uniformly distributed, and thus, the light of the side surface of the entire tail lamp is uniformly arranged.

In some embodiments of the present utility model, the lower side of the wall portion 220 is provided with a constriction portion 240, the constriction portion 240 constricts in a direction approaching the plate portion 210, the lower side of the lamp housing 100 is provided with a light guiding sheet 250, the second light emitting assembly has at least one fourth light emitter 260, and the fourth light emitter 260 is located in a cavity formed by the light guiding sheet 250 and the constriction portion 240.

Therefore, most of the light generated by the fourth light 260 can be directly emitted into the light guide 250 at the lower side of the lampshade 100, so that the fourth light 260 can illuminate the license plate below the tail lamp.

In some embodiments of the present utility model, the first light guide 130 and the second light guide 200 are each provided with a slot 270, and the inner cavity of the lamp housing 100 is formed with an insert, and the slot 270 accommodates the insert, thereby facilitating the installation of the first light guide 130 and the second light guide 200 to the lamp housing 100.

In some embodiments of the present utility model, referring to fig. 2 and 3, a blocking portion 290 is disposed on a side of the first light guide 130 near the second light guide 200, the blocking portion 290 abuts against the light collecting member 120, a locking bolt 300 is disposed between the light collecting member 120 and the second light guide 200, and the light collecting member 120 and the second light guide 200 are locked by the locking bolt 300, so that the first light guide 130 and the second light guide 200 clamp the PCB 110.

Thus, the light condensing member 120 is locked with the second light guiding member 200 by the locking bolt 300, so that the first light guiding member 130 and the second light guiding member 200 clamp the PCB 110, thereby connecting the first light guiding member 130, the second light guiding member 200, the light condensing member 120 and the PCB 110 as a whole, and further, facilitating the installation of the lamp housing 100.

In some embodiments of the present utility model, the blocking portion 290 is provided with a limiting hole 310, and the light collecting member 120 is provided with a limiting portion 320, and the limiting hole 310 accommodates the limiting portion 320, thereby facilitating positioning of the light collecting member 120 in the first optical channel 140.

In some embodiments of the present utility model, the first light guide 130 and the second light guide 200 are each provided with a positioning post 330, the pcb 110 is provided with a positioning hole 340, and the positioning hole 340 accommodates the positioning post 330.

Thus, the first light guide 130 is conveniently positioned with the PCB 110, and the second light guide 200 is also conveniently positioned with the PCB 110.

Thus, the present embodiment has the following effects:

1. according to the utility model, the light condensing piece 120 is arranged, the first light emitting component generates light, a part of the light enters the first light channel 140 and can be emitted to the light condensing piece 120, the light condensing piece 120 can collect the light, the light loss is reduced, and the brightness of the front direction of the tail lamp is greatly improved.

2. According to the utility model, the first light guide member 130 is arranged, the first light emitting component generates light, and the other part of light enters the second light channel of the first light guide member 130, so that the first light guide member 130 has a light guide effect, and meanwhile, the first light guide member 130 is arranged along the inner side wall of the lamp shade 100, so that the light is uniformly distributed on the side wall of the lamp shade 100, and the light on the side surface of the motorcycle tail lamp is easier to observe.

3. According to the utility model, the first light channel 140 is arranged, and the first light channel 140 can accommodate the light gathering piece 120, so that the structure of the tail lamp is more compact, the volume of the tail lamp is reduced, and meanwhile, the tail lamp has the appearance effects of high brightness in the middle and uniform brightness around.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims (10)

1. The utility model provides a LED tail lamp, includes lamp shade (100), is located the lamp plate of lamp shade (100) inner chamber, the lamp plate include PCB board (110) and first light emitting component, first light emitting component set up in on PCB board (110), its characterized in that, including set up in light condensing part (120), first light guide (130) of the luminous direction of first light emitting component, light condensing part (120) are used for gathering first light emitting component's light, first light guide (130) are located between first light emitting component and light condensing part (120), first light guide (130) have intercommunication first light emitting component with first light tunnel (140) of light condensing part (120), the light tunnel holding first light guide (130) still have along second light tunnel (150) of the extension of the circumference of the inside wall of lamp shade (100), second light tunnel (150) are used for with another part of light emitting component's light guide all around.

2. An LED tail light according to claim 1, wherein the first light guide (130) has an outer ring portion (350) extending circumferentially along an inner side wall of the lamp housing (100), an inner ring portion (360) extending inwardly of the outer ring portion (350), a connection ring (370) connecting the outer ring portion (350) and the inner ring portion (360), the connection ring (370) being located on a side of the second light tunnel (150) remote from the first light emitting assembly, the second light tunnel (150) being formed between the outer ring portion (350), the inner ring portion (360) and the connection ring (370), the inner side of the inner ring portion (360) forming the first light tunnel (140).

3. An LED taillight according to claim 1, wherein the first light emitting assembly has a number of first light emitters (160), the number of first light emitters (160) being distributed along the second light path (150).

4. An LED taillight according to claim 1, wherein the light collector (120) is arranged within the first light channel (140).

5. An LED tail light according to claim 1, characterized in that the light collecting member (120) has a protruding section (170) extending horizontally, the protruding direction of the protruding section (170) is the same as the light emitting direction of the first light emitting component, the protruding section (170) has a plurality of protruding parts (180) arranged side by side, the first light emitting component has a plurality of second light emitting bodies (190), and the plurality of second light emitting bodies (190) are arranged in one-to-one correspondence with the plurality of protruding parts (180).

6. The LED tail light of claim 1, further comprising a second light guide (200) disposed in the cavity of the lamp housing (100), wherein the lamp panel comprises a second light emitting component, the second light emitting component is located at a side of the PCB (110) away from the first light emitting component, and the second light guide (200) is disposed in a light emitting direction of the second light emitting component.

7. An LED tail light according to claim 6, wherein the second light guide (200) has a plate portion (210), a wall portion (220) disposed outside the plate portion (210), the wall portion (220) extending along an inner side wall of the lamp housing (100), a light guide cavity (380) being formed between the plate portion (210) and the wall portion (220), the second light emitting assembly having a plurality of third light emitters (230), the third light emitters (230) being located within the light guide cavity (380).

8. An LED tail light according to claim 7, characterized in that the underside of the wall portion (220) is provided with a constriction (240), the constriction (240) being constricted in a direction close to the plate portion (210), the underside of the lamp housing (100) being provided with a light guide (250), the second light emitting assembly having at least one fourth light emitter (260), the fourth light emitter (260) being located in a cavity formed by the light guide (250) and the constriction (240).

9. The LED tail light of claim 6, wherein said first light guide (130) and said second light guide (200) are each provided with a slot (270), an inner cavity of said lamp housing (100) is formed with an insert, and said slot (270) accommodates said insert.

10. The LED tail light of claim 6, wherein a blocking portion (290) is disposed on a side of said first light guide member (130) adjacent to said second light guide member (200), said blocking portion (290) abuts against said light collecting member (120), a locking bolt (300) is disposed between said light collecting member (120) and said second light guide member (200), and said light collecting member (120) and said second light guide member (200) are locked by said locking bolt (300), so that said first light guide member (130) and said second light guide member (200) clamp said PCB (110).