CN219102787U - Improved headlamp - Google Patents

Abstract

The utility model discloses an improved headlamp which comprises a shell, a signal lamp light guide unit, a position lamp light guide unit and a main circuit board, wherein the shell is formed with an upper shell section, a lower shell section and a shell connecting section, an inner cavity is formed in the shell, a mounting groove separated from the inner cavity is concavely formed at the rear end of the shell connecting section, and a plurality of penetrating openings communicated with the inner cavity are formed in the wall of the mounting groove; the signal lamp light guide unit is transversely arranged, one end of the signal lamp light guide unit is fixed in the upper shell section, and the other end of the signal lamp light guide unit is fixed in the upper end of the shell connecting section; the lower part of the position lamp light guide unit is fixed in the lower shell section, and the upper part of the position lamp light guide unit is fixed in the lower end of the shell connecting section; the signal lamp light guide unit and the position light guide unit are respectively provided with a light guide head penetrating into the mounting groove from a penetrating opening; the main circuit board is installed in the installation groove. The utility model only needs to pass through one main circuit board, and the main circuit board is more convenient to install on the shell.

Description

Improved headlamp

Technical Field

The utility model relates to the technical field of headlamps, in particular to an improved headlamp.

Background

According to the customer demand, in the design and the manufacturing of car light, the combination car light that is formed with multiple function lamp module equipment is main demand trend, and occupation space is few, and the function is various. In the prior art, the combined car lamp generally comprises a shell, a position lamp module, a far and near light module, a signal lamp module and a lampshade, wherein the position lamp module, the far and near light module and the signal lamp module are arranged in the shell, and the lampshade is covered on the shell. The position lamp module can form position lamp light and daytime running lamp light, and the signal lamp module can form position lamp light, daytime running lamp light and steering lamp light.

At present, the position light module and the signal light module all comprise a circuit board and a corresponding light guide structure, and after the circuit board of the position light module and the circuit board of the signal light module are respectively installed in the shell, the light emitting units on the circuit board are guided by the corresponding light guide structures. However, the process of installing the two circuit boards in the housing is complicated, and the two circuit boards occupy too much space in the housing.

Disclosure of Invention

The utility model aims to provide an improved headlamp, which can respectively guide light sources into a position lamp light guide unit and a signal lamp light guide unit through a plurality of light emitting units on a main circuit board, and only one main circuit board is needed.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides an improved generation head-light, includes casing, signal lamp light guide unit, position lamp light guide unit and main circuit board, the casing is formed with upper casing section, locates the inferior valve section of upper casing section below and links the shell section of linking of upper casing section one side and inferior valve section upper end, the casing is formed with the intercommunication upper casing section in it, links the inner chamber of shell section and inferior valve section and links the rear end concave mounting groove that is equipped with the inner chamber partition at shell section, set up a plurality of penetration mouth with the inner chamber intercommunication on the cell wall of mounting groove; the signal lamp light guide unit is transversely arranged, one end of the signal lamp light guide unit is fixed in the upper shell section, and the other end of the signal lamp light guide unit is fixed in the upper end of the shell connecting section; the position lamp light guide unit is longitudinally arranged, the lower part of the position lamp light guide unit is fixed in the lower shell section, and the upper part of the position lamp light guide unit is fixed in the lower end of the shell connecting section; the signal lamp light guide unit and the position light guide unit are respectively provided with a light guide head penetrating into the mounting groove from a penetrating opening; the main circuit board is arranged in the mounting groove, the upper end of the main circuit board is provided with a first light-emitting unit corresponding to the position of the light guide head of the signal lamp light guide unit, the lower end of the main circuit board is provided with a second light-emitting unit corresponding to the position of the light guide head of the position light guide unit, and light lighted by the first light-emitting unit and the second light-emitting unit is correspondingly guided into the signal lamp light guide unit and the position light guide unit from the light guide head.

As a further technical scheme of the utility model: the mounting groove is internally provided with a positioning plate for positioning the light guide heads of the signal lamp light guide unit and the position light guide unit, the positioning plate is fixed in the mounting groove, and the positioning plate is provided with a positioning opening for the light guide heads to correspondingly pass through corresponding to each light guide head.

As a further technical scheme of the utility model: the improved headlamp comprises a lampshade structure, wherein the lampshade structure comprises an upper light shield, a lower light shield and a light transmission cover which are respectively arranged on a shell in a covering mode, the upper light shield is arranged between the upper part of the shell and the light transmission cover, and a first inner lens section is formed on the upper light shield corresponding to the signal lamp light guide unit; the lower light shield cover is arranged between the lower part of the shell and the light transmission cover, and a second inner lens section is formed on the light guide unit at the position corresponding to the lower light shield cover; the light-transmitting cover comprises an outer lens layer and a cover shell layer, wherein the outer lens layer covers the outer surface of the cover shell layer, the edge of the cover shell layer is fixedly connected with the shell in a threaded manner, and a light-transmitting opening is formed in each cover shell layer, corresponding to the first inner lens section and the second inner lens section.

As a further technical scheme of the utility model: the signal lamp light guide unit comprises a light guide mounting seat, an auxiliary light guide strip and a main light guide strip, wherein the light guide mounting seat is provided with a main light emitting section, a light entering section arranged at one side of the main light emitting section and an auxiliary light emitting section arranged below the light entering section, and the light entering section is provided with an outer side mounting channel corresponding to the main light emitting section on the outer side and an inner side mounting channel corresponding to the auxiliary light emitting section on the inner side; the light inlet end of the auxiliary light guide strip is arranged on the inner side mounting channel, and the light outlet end of the auxiliary light guide strip extends downwards into the auxiliary light outlet section; the light inlet end of the main light bar is arranged on the outer side mounting channel, and the light outlet end of the main light bar extends into the main light outlet section; and light guide heads penetrating out of the light guide mounting seats are respectively formed on the light inlet ends of the main light guide strip and the auxiliary light guide strip.

As a further technical scheme of the utility model: the signal lamp light guide unit comprises a light isolation cover, wherein the light isolation cover is arranged on the inner side mounting channel, a light isolation groove for covering the light inlet end of the auxiliary light guide strip is formed in the bottom surface of the light isolation cover, and a light isolation edge for separating the light inlet end of the auxiliary light guide strip from the light outlet end of the main light guide strip is vertically arranged at one end of the light isolation cover adjacent to the auxiliary light outlet section.

As a further technical scheme of the utility model: the signal lamp light guide unit comprises a first shading cover, wherein the first shading cover is formed with a light-emitting shading section and a light-entering shading section which are integrally connected, the light-emitting shading section cover is arranged on the main light-emitting section, and the light-entering shading section cover is arranged on the light-entering section.

As a further technical scheme of the utility model: the position light guide unit comprises a longitudinal light guide strip, a light guide fixing seat and a second shading cover, wherein the upper part of the light guide fixing seat is a light inlet part, the lower part of the light guide fixing seat is a light outlet part, the light inlet part is arranged in the shell connecting section, the light outlet part is arranged in the lower shell section, a containing groove communicated with the light inlet part is formed in the light outlet part, and the second shading cover is arranged on the notch upper cover of the containing groove of the light inlet part; the longitudinal light guide strip is arranged in the accommodating groove of the light guide fixing seat, one end of the longitudinal light guide strip penetrates out of the light guide fixing seat, and the light guide head is formed on the longitudinal light guide strip.

As a further technical scheme of the utility model: the improved headlamp comprises a far and near light unit, wherein the far and near light unit is arranged in the upper shell section and is positioned below the signal lamp light guide unit.

Compared with the prior art, the utility model has the beneficial effects that: the utility model provides an improved headlamp, which is characterized in that a shell, a signal lamp light guide unit, a position lamp light guide unit and a main circuit board are matched, light which is lighted by a first light emitting unit and a second light emitting unit of the main circuit board can be correspondingly led into the signal lamp light guide unit and the position light guide unit from a light guide head, the signal light and the position light can be controlled to form by only one main circuit board, and the main circuit board is more convenient to install on the shell and does not occupy the inner cavity space of the shell.

Drawings

Fig. 1 is an overall schematic view of an improved headlamp.

Fig. 2 is a schematic view of the housing.

Fig. 3 is a schematic view of the signal light guide unit and the position light guide unit mounted into the housing.

Fig. 4 is a schematic view of the installation of the upper shield within the housing.

Fig. 5 is a schematic view of the installation of the signal light guide unit in the housing.

Fig. 6 is a schematic view of a light guide head of a signal light guide unit penetrating into a mounting groove.

Fig. 7 is a schematic view of a signal light guide unit.

Fig. 8 is an exploded view of the signal light guide unit.

Fig. 9 is a schematic installation view of the auxiliary light guide strip and the light blocking cover on the light guide installation seat.

Fig. 10 is a schematic view of a light guide mount.

Fig. 11 is a schematic view of a light blocking cover.

Fig. 12 is a schematic view of the installation of the lower shade within the housing.

Fig. 13 is a schematic view of the installation of the position light guide unit in the housing.

Fig. 14 is a schematic view of the light guide head of the position light guide unit penetrating into the mounting groove.

Fig. 15 is a schematic view of a position light guide unit.

Fig. 16 is a schematic view of a light guiding holder.

Fig. 17 is a schematic view of a light-transmitting cover.

Detailed Description

The following describes specific embodiments of the present utility model in detail with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the utility model, are not intended to limit the scope of the utility model.

Referring to fig. 1, 2, 3, 6 and 14, an improved headlamp comprises a housing 10, a signal light guide unit 20, a position light guide unit 30, a main circuit board 40 and a lampshade structure 50, wherein the housing 10 is 7-shaped, an upper housing section 11, a lower housing section 12 arranged below the upper housing section 11 and a connecting housing section 13 connecting one side of the upper housing section 11 with the upper end of the lower housing section 12 are formed, the housing 10 is internally provided with an inner cavity which is communicated with the upper housing section 11, the connecting housing section 13 and the lower housing section 12, and a mounting groove 14 which is separated from the inner cavity is concavely formed at the rear end of the connecting housing section 13, and a plurality of penetrating ports 141 which are communicated with the inner cavity are formed on the wall of the mounting groove 14; the signal lamp light guide unit 20 is transversely arranged, one end of the signal lamp light guide unit 20 is fixed in the upper shell section 11, and the other end of the signal lamp light guide unit is fixed in the upper end of the connecting shell section 13; the position light guide unit 30 is longitudinally arranged, the lower part of the position light guide unit 30 is fixed in the lower shell section 12, and the upper part is fixed in the lower end of the shell connecting section 13; the signal light guide unit 20 and the position light guide unit 30 are each formed with a light guide head 61 penetrating into the installation groove 14 from a penetrating port 141; the main circuit board 40 is installed in the installation groove 14, a first light emitting unit corresponding to the position of the light guide head 61 of the signal light guide unit 20 is arranged at the upper end of the main circuit board 40, a second light emitting unit corresponding to the position of the light guide head 61 of the position light guide unit 30 is arranged at the lower end of the main circuit board 40, and light lighted by the first light emitting unit and the second light emitting unit is guided from the light guide head 61 to the signal light guide unit 20 and the position light guide unit 30 correspondingly.

Referring to fig. 1, 4, 12 and 17, the lampshade structure 50 includes an upper light shield 51, a lower light shield 52 and a light-transmitting shield 53 respectively covering the housing 10, the upper light shield 51 is arranged between the upper portion of the housing 10 and the light-transmitting shield 53, and the upper light shield 51 is formed with a first inner lens section 511 corresponding to the signal light guide unit 20; the lower light shield 52 is arranged between the lower part of the shell 10 and the light transmission cover 53, and the lamp light guide unit 30 at the corresponding position of the lower light shield 52 is provided with a second inner lens section 521; the light-transmitting cover 53 includes an outer lens layer 531 and a cover shell layer 532, the outer lens layer 531 covers the outer surface of the cover shell layer 532, the edge of the cover shell layer 532 is screwed to the housing 10, and the cover shell layer 532 is provided with a light-transmitting opening 501 corresponding to the first inner lens section 511 and the second inner lens section 521.

Further, a positioning plate 15 for positioning the light guide units 20 and 61 of the position light guide unit 30 is disposed in the mounting groove 14, the positioning plate 15 is fixed in the mounting groove 14, and a positioning opening 151 for passing through the light guide unit 61 is disposed on the positioning plate 15 corresponding to each light guide unit 61.

Further, the improved headlamp comprises a high beam and low beam unit, the high beam and low beam unit is installed in the upper shell section 11 and is located below the signal lamp light guide unit 20, and the lower shade 52 is provided with a light outlet corresponding to the high beam and low beam unit.

Further, referring to fig. 5-11, the signal light guide unit 20 includes a light guide mounting seat 21, an auxiliary light guide strip 22, a light isolation cover 23 and a main light guide strip 24, wherein the light guide mounting seat 21 is formed with a main light emitting section 211, a light entering section 212 arranged at one side of the main light emitting section 211 and an auxiliary light emitting section 213 arranged below the light entering section 212, and the light entering section 212 is formed with an outer mounting channel 201 corresponding to the main light emitting section 211 at the outer side thereof and an inner mounting channel 202 corresponding to the auxiliary light emitting section 213 at the inner side thereof; the light-in end of the auxiliary light guide bar 22 is mounted on the inner mounting channel 202, and the light-out end of the auxiliary light guide bar 22 extends downwards into the auxiliary light-out section 213; the light-blocking cover 23 is covered on the inner mounting channel 202, and the light-blocking cover 23 is formed with a light-blocking groove 231 covering the light-entering end of the auxiliary light-guiding strip 22 on the bottom surface thereof, and a light-blocking edge 232 separating the light-entering end of the auxiliary light-guiding strip 22 from the light-exiting end of the main light-guiding strip 24 is vertically arranged at one end of the auxiliary light-exiting section 213; the light inlet end of the main light guide bar 24 is mounted on the outer mounting channel 201, the light outlet end of the main light guide bar 24 extends into the main light outlet section 211 along the light isolation edge 232, and light passing between the main light guide bar 24 and the auxiliary light guide bar 22 is prevented by the light isolation cover 23; the light entrance ends of the main light guide bar 24 and the auxiliary light guide bar 22 are respectively formed with a light guide head 61 penetrating from the light guide mounting seat 21.

Further, the signal light guide unit 20 includes a first light shielding cover 25, the first light shielding cover 25 is formed with a light-emitting shielding section 251 and a light-entering shielding section 252 that are integrally connected, the light-emitting shielding section 251 is covered on the main light-emitting section 211, and the light-entering shielding section 252 is covered on the light-entering section 212.

Further, referring to fig. 13-16, the position light guide unit 30 includes a longitudinal light guide bar 31, a light guide fixing seat 32, and a second light shielding cover 33, where the upper part of the light guide fixing seat 32 is a light inlet 321, the lower part is a light outlet 322, the light inlet 321 is disposed in the shell connecting section 13, the light outlet 322 is disposed in the lower shell section 12, the light inlet 321 and the light outlet 322 are provided with a communicating accommodating groove 301, a notch of the accommodating groove 301 of the light inlet 321 is opened upwards and covered with the second light shielding cover 33, and a notch of the accommodating groove 301 of the light outlet 322 is opened towards one side; the longitudinal light guide bar 31 is installed in the accommodating groove 301 of the light guide fixing base 32, and one end of the longitudinal light guide bar 31 is penetrated out of the light guide fixing base 32 and the light guide head 61 is formed thereon.

It can be appreciated that the light forming method of the improved headlamp of the utility model comprises the following steps: when the signal light is formed, the first light emitting unit of the main circuit board 40 is lighted, the light lighted by the first light emitting unit is led into the signal light guiding unit 20, the main light guiding strip 24 and the auxiliary light guiding strip 22 are lighted, and the light lighted by the main light guiding strip 24 and the auxiliary light guiding strip 22 sequentially passes through the first inner lens section 511 of the upper light shielding cover 51 and the outer lens layer 531 of the light transmitting cover 53 to be irradiated outwards, so that the signal light is formed; when position light is formed, the second light emitting unit of the main circuit board 40 is lighted, the light lighted by the second light emitting unit is led into the position light guiding unit 30, the longitudinal light guiding strips 31 are lighted, and the light lighted by the main longitudinal light guiding strips 31 sequentially passes through the second inner lens section 521 of the lower light shielding cover 52 and the outer lens layer 531 of the light transmitting cover 53 and then irradiates outwards to form the position light. Thus, the signal light and the position light can be controlled to be formed only by one main circuit board 40.

In summary, according to the improved headlamp of the present utility model, through the cooperation among the housing 10, the signal light guide unit 20, the position light guide unit 30 and the main circuit board 40, the light emitted by the first light emitting unit and the second light emitting unit of the main circuit board 40 can be correspondingly led into the signal light guide unit 20 and the position light guide unit 30 from the light guide head 61, and the signal light and the position light can be controlled to form only by one main circuit board 40, and the main circuit board 40 is more convenient to be mounted on the housing 10, so that the inner cavity space of the housing 10 is not occupied.

Any combination of the various embodiments of the utility model should be considered as being within the scope of the present disclosure, as long as the inventive concept is not violated; within the scope of the technical idea of the utility model, any combination of various simple modifications and different embodiments of the technical proposal without departing from the inventive idea of the utility model should be within the scope of the utility model.

Claims (8)

1. An improved headlamp, characterized in that: the LED lamp comprises a shell (10), a signal lamp light guide unit (20), a position lamp light guide unit (30) and a main circuit board (40), wherein the shell (10) is formed with an upper shell section (11), a lower shell section (12) arranged below the upper shell section (11) and a shell connecting section (13) for connecting one side of the upper shell section (11) with the upper end of the lower shell section (12), the shell (10) is internally provided with an inner cavity for communicating the upper shell section (11), the shell connecting section (13) with the lower shell section (12) and a mounting groove (14) separated from the inner cavity is concavely arranged at the rear end of the shell connecting section (13), and a plurality of penetrating ports (141) communicated with the inner cavity are formed in the groove wall of the mounting groove (14); the signal lamp light guide unit (20) is transversely arranged, one end of the signal lamp light guide unit (20) is fixed in the upper shell section (11), and the other end of the signal lamp light guide unit is fixed in the upper end of the connecting shell section (13); the position light guide unit (30) is longitudinally arranged, the lower part of the position light guide unit (30) is fixed in the lower shell section (12), and the upper part of the position light guide unit is fixed in the lower end of the shell connecting section (13); the signal lamp light guide unit (20) and the position light guide unit (30) are respectively provided with a light guide head (61) penetrating into the mounting groove (14) from a penetrating port (141); the main circuit board (40) is installed in the installation groove (14), a first light emitting unit corresponding to the position of the light guide head (61) of the signal lamp light guide unit (20) is arranged at the upper end of the main circuit board (40), a second light emitting unit corresponding to the position of the light guide head (61) of the position light guide unit (30) is arranged at the lower end of the main circuit board (40), and light which is lighted by the first light emitting unit and the second light emitting unit is correspondingly led into the signal lamp light guide unit (20) and the position light guide unit (30) from the light guide head (61).

2. The improved headlamp of claim 1 wherein: the mounting groove (14) is internally provided with a positioning plate (15) for positioning the light guide heads (61) of the signal lamp light guide unit (20) and the position light guide unit (30), the positioning plate (15) is fixed in the mounting groove (14), and the positioning plate (15) is provided with a positioning opening (151) corresponding to each light guide head (61) and correspondingly penetrated by the light guide head (61).

3. The improved headlamp of claim 1 wherein: the light guide device comprises a light shade structure (50), wherein the light shade structure (50) comprises an upper light shield (51), a lower light shield (52) and a light transmission cover (53) which are respectively arranged on a shell (10), the upper light shield (51) is arranged between the upper part of the shell (10) and the light transmission cover (53), and a first inner lens section (511) is formed on the upper light shield (51) corresponding to a signal lamp light guide unit (20); the lower light shield (52) is arranged between the lower part of the shell (10) and the light transmission cover (53) in a covering manner, and a second inner lens section (521) is formed at the position corresponding to the lower light shield (52) on the light guide unit (30); the light-transmitting cover (53) comprises an outer lens layer (531) and a cover shell layer (532), the outer lens layer (531) covers the outer surface of the cover shell layer (532), the edge of the cover shell layer (532) is fixedly connected with the shell (10) in a threaded mode, and the cover shell layer (532) is provided with a light-transmitting opening (501) corresponding to the first inner lens section (511) and the second inner lens section (521) respectively.

4. The improved headlamp of claim 1 wherein: the signal lamp light guide unit (20) comprises a light guide mounting seat (21), an auxiliary light guide strip (22) and a main light guide strip (24), wherein the light guide mounting seat (21) is provided with a main light emitting section (211), a light entering section (212) arranged at one side of the main light emitting section (211) and an auxiliary light emitting section (213) arranged below the light entering section (212), and the light entering section (212) is provided with an outer side mounting channel (201) corresponding to the main light emitting section (211) at the outer side and an inner side mounting channel (202) corresponding to the auxiliary light emitting section (213) at the inner side; the light inlet end of the auxiliary light guide strip (22) is arranged on the inner side mounting channel (202), and the light outlet end of the auxiliary light guide strip (22) extends downwards into the auxiliary light outlet section (213); the light inlet end of the main light guide strip (24) is arranged on the outer side mounting channel (201), and the light outlet end of the main light guide strip (24) extends into the main light outlet section (211); light guide heads (61) penetrating from the light guide mounting seat (21) are respectively formed on the light inlet ends of the main light guide strip (24) and the auxiliary light guide strip (22).

5. The improved headlamp of claim 4, wherein: the signal lamp light guide unit (20) comprises a light isolation cover (23), the light isolation cover (23) is covered on the inner side mounting channel (202), the light isolation cover (23) is provided with a light isolation groove (231) for covering the light inlet end of the auxiliary light guide strip (22) on the bottom surface of the light isolation cover and a light isolation edge (232) for separating the light inlet end of the auxiliary light guide strip (22) from the light outlet end of the main light guide strip (24) at one end adjacent to the auxiliary light outlet section (213) of the light isolation cover.

6. The improved headlamp of claim 4, wherein: the signal lamp light guide unit (20) comprises a first shading cover (25), wherein the first shading cover (25) is provided with a light-emitting shading section (251) and a light-entering shading section (252) which are integrally connected, the light-emitting shading section (251) is arranged on the main light-emitting section (211) in a covering mode, and the light-entering shading section (252) is arranged on the light-entering section (212) in a covering mode.

7. The improved headlamp of claim 1 wherein: the position light guide unit (30) comprises a longitudinal light guide strip (31), a light guide fixing seat (32) and a second shading cover (33), wherein the upper part of the light guide fixing seat (32) is a light inlet part (321), the lower part of the light guide fixing seat is a light outlet part (322), the light inlet part (321) is arranged in the shell connecting section (13), the light outlet part (322) is arranged in the lower shell section (12), the light inlet part (321) and the light outlet part (322) are provided with accommodating grooves (301) which are communicated, and the notch upper cover of the accommodating groove (301) of the light inlet part (321) is provided with the second shading cover (33); the longitudinal light guide strip (31) is arranged in the accommodating groove (301) of the light guide fixing seat (32), one end of the longitudinal light guide strip (31) penetrates out of the light guide fixing seat (32) and forms the light guide head (61) on the light guide fixing seat.

8. The improved headlamp of claim 1 wherein: the improved headlamp comprises a high beam and low beam lamp unit, wherein the high beam and low beam lamp unit is arranged in an upper shell section (11) and is positioned below a signal lamp light guide unit (20).

Images