CN216619663U - Novel short-distance beam module - Google Patents

Abstract

The utility model provides a novel low-beam module, which comprises a heat dissipation base, a lens assembly, a low-beam reflecting bowl and a low-beam LED light source, wherein the low-beam LED light source is arranged on the heat dissipation base; the near-beam light reflecting bowl comprises a light splitting surface, is arranged on the heat dissipation base and is used for reflecting light emitted by the near-beam LED light source and forming a light and shade cut-off line with a low-beam distribution through the light splitting surface; the lens assembly is arranged on the heat dissipation base and is positioned at the front end of the low-beam light reflecting bowl. The light splitting surface is integrated on the near-beam reflecting bowl, and light emitted by the near-beam LED light source is reflected by the near-beam reflecting bowl to form a light and shade cut-off line with low-beam distribution, so that a light and shade cut-off line forming part is not required to be installed, the occupied space of the near-beam module can be greatly reduced, and the problems of the existing near-beam module can be effectively solved.

Description

Novel short-distance beam module

Technical Field

The utility model relates to the technical field of automobile lamps, in particular to a novel dipped beam module.

Background

The existing automobile lamp mostly adopts a halogen bulb or a xenon lamp as a luminous light source, and has the defects of high energy consumption, high heat productivity and higher requirements on materials of peripheral parts; the xenon lamp element has large volume, is not beneficial to arrangement and does not meet the national energy-saving and environment-friendly requirements; moreover, the lighting speed of the bulb is low, the service life is short, and particularly, the light is dim after the halogen lamp bulb is lighted, so that visual fatigue is easily caused when the automobile is driven at night. With the rapid development of LED light source technology, the conventional halogen lamp and xenon lamp in the market will be gradually replaced.

The LED modules on the market at present comprise a single-function module and a dual-function module, wherein the single-function module comprises a near light module and a high beam module, the near light module can only provide a near light function, and the high beam module can only provide a high beam function; when a low-beam module with the existing structure provides a low-beam function, light emitted by an LED light source is lightened to be matched with a cut-off line forming piece to form a light beam with a cut-off line, and then the light beam is emitted through a lens to form a low-beam light beam; at present, because the lamp design space given to a lamp designer by a car factory is smaller and smaller, the lamp designer needs to reduce the space occupation of each part in the lamp, and the low beam module structure which needs to be provided with a cut-off line forming part in the low beam module can not be adapted.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art, and provides a novel passing light module which can effectively solve the problems in the prior art.

The utility model is realized by the following technical scheme:

a novel low beam module comprises a heat dissipation base, a lens assembly, a low beam reflector and a low beam LED light source, wherein the low beam LED light source is arranged on the heat dissipation base; the near-beam light reflecting bowl is provided with a light splitting surface, is arranged on the heat dissipation base and is used for reflecting light emitted by the near-beam LED light source and forming a light and shade cut-off line of near-beam distribution through the light splitting surface; the lens assembly is arranged on the heat dissipation base and is positioned at the front end of the low-beam light reflecting bowl.

Further, according to the novel low beam module of the present invention, the beam splitting surface includes a first working surface, a second working surface and a third working surface, the first working surface and the second working surface are parallel to a horizontal H-H line of the reference axis, and the first working surface is higher than the second working surface, so that the third working surface connected between the first working surface and the second working surface is inclined at a set angle for forming a 15 ° or 45 ° rising area in the low beam distribution.

Further, according to the novel dipped beam module, the first working surface and the second working surface are respectively provided with a plurality of mounting holes, and a circle of limiting grooves surrounded by bosses are arranged around the mounting holes; the heat dissipation base is provided with a plurality of limiting columns, and threaded holes are formed in the middles of the limiting columns; when the short-distance beam reflector is arranged on the heat dissipation base, the limiting column is inserted into the limiting groove, the bolt penetrates through the mounting hole and the threaded hole to be locked, and the short-distance beam reflector is fixed on the heat dissipation base.

Further, the novel low beam module according to the present invention further comprises an auxiliary light assembly for providing supplemental light below the horizontal H-H line of the reference axis.

Further, according to the novel dipped beam module, the auxiliary light assembly comprises an auxiliary light source and a light beam forming part, the auxiliary light source and the light beam forming part are both arranged on the heat dissipation base, the light beam forming part is located at the front end of the auxiliary light source, and the light beam forming part is used for being matched with the auxiliary light source to form complementary light below a horizontal H-H line of a reference axis.

Further, according to the novel low beam module, the heat dissipation base is an integrated piece and comprises a first mounting plate and a second mounting plate, and the first mounting plate is arranged at the front end of the second mounting plate; the auxiliary light source and the light beam forming piece are both arranged on the forward end face of the first mounting plate; the low-beam LED light source and the low-beam light reflecting bowl are both arranged on the upward top surface of the second mounting plate, and the low-beam light reflecting bowl is positioned right above the low-beam LED light source; the first mounting plate is in one side of auxiliary light source still is provided with the light-emitting outlet, and makes the light-emitting outlet is located the front end of passing light reflector.

Further, according to the novel low beam module of the present invention, the lens assembly includes a lens and a bracket, the lens includes a lens area and a non-lens area, the lens is disposed on the bracket and disposed on the forward end surface of the first mounting plate through the bracket, so that the lens area is located at the front end of the auxiliary light assembly, and the non-lens area is located at the front end of the light outlet.

Further, according to the novel low beam module, the second mounting plate is arranged obliquely, and the inclination angle is set to be 1-10 degrees.

Further, according to the novel low-beam module, the second mounting plate is provided with a blocking table, and the blocking table is used for blocking direct light emitted by the low-beam LED light source.

Further, according to the novel low beam module of the present invention, the first mounting plate is provided with a baffle extending forward at the edge of both sides of the light outlet, and the baffle is used for shielding both sides to prevent light from fleeing.

The utility model has simple structure and convenient installation, the light splitting surface is integrated on the near-beam reflecting bowl, and the light emitted by the near-beam LED light source is reflected out by the near-beam reflecting bowl to form a light and shade cut-off line distributed by the near-beam, thereby avoiding installing a light and shade cut-off line forming part, greatly reducing the occupied space of the near-beam module and effectively solving the problems of the existing near-beam module.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is a schematic diagram of a low beam reflector of the present invention;

FIG. 4 is an exploded view of the present invention;

FIG. 5 is a schematic diagram of a supplemental light type provided by the auxiliary light assembly of the present invention;

FIG. 6 is a schematic diagram of the low beam pattern provided when the low beam LED light source of the present invention is illuminated;

fig. 7 is a schematic diagram of low beam patterns provided when the low beam LED light source and the auxiliary light source are simultaneously turned on according to the present invention.

In the figure:

1 is a heat dissipation base, 11 is a first mounting plate, 111 is a light outlet, 1111 is a light barrier, 12 is a second mounting plate, 121 is a limit column, 122 is a baffle table, 2 is a lens assembly, 21 is a lens, 211 is a lens area, 212 is a non-lens area, 22 is a bracket, 221 is a connecting hole, 3 is a low-beam reflector, 31 is a light splitting surface, 311 is a first working surface, 312 is a second working surface, 313 is a third working surface, 4 is a low-beam LED light source, 41 is a substrate, 42 is LED light-emitting particles, 5 is an auxiliary light assembly, 51 is an auxiliary light source, 52 is a light beam forming member, 6 is a heat dissipation tooth, 7 is a reinforcing rib, 8 is a mounting hole, 9 is a limit groove, and 10 is a bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-7, a novel low beam module includes a heat dissipation base 1, a lens assembly 2, a low beam reflector 3, a low beam LED light source 4 and an auxiliary light assembly 5, wherein the low beam LED light source 4 is disposed on the heat dissipation base 1; the near-beam light reflecting bowl 3 is provided with a light splitting surface 31, the near-beam light reflecting bowl 3 is arranged on the heat dissipation base 1, and the near-beam light reflecting bowl 3 is used for reflecting light emitted by the near-beam LED light source 4 and forming a light and shade boundary of near-beam distribution through the light splitting surface 31; the lens component 2 is arranged on the heat dissipation base 1 at the front end of the low-beam light reflecting bowl 3. An auxiliary light assembly 5 is disposed on the heat-dissipating base 1, the auxiliary light assembly 5 being for providing supplemental light below a horizontal H-H line of the reference axis. Specifically, the heat dissipation base 1 is an aluminum casting, and is provided with the heat dissipation teeth 6, so that the heat dissipation effect is further improved by increasing the heat dissipation area of the heat dissipation teeth 6; the auxiliary light assembly 5 comprises an auxiliary light source 51 and a light beam forming member 52, wherein the auxiliary light source 51 and the light beam forming member 52 are both arranged on the heat dissipation base 1, the light beam forming member 52 is located at the front end of the auxiliary light source 51, and the light beam forming member 52 is used for cooperating with the auxiliary light source 51 to form complementary light below the horizontal H-H line of the reference axis. The auxiliary light assembly 5 provides supplementary light to solve the problems of insufficient illumination width, uneven brightness in the width range and poor paving feeling of the low-beam light beams. In this embodiment, the heat dissipation base 1 is an integrated component, and includes a first mounting plate 11 and a second mounting plate 12, the first mounting plate 11 is disposed at the front end of the second mounting plate 12, and the auxiliary light source 51 and the light beam forming member 52 are both disposed on the forward end surface of the first mounting plate 11; the low-beam LED light source 4 and the low-beam light reflecting bowl 3 are both arranged on the upward top surface of the second mounting plate 12, and the low-beam light reflecting bowl 3 is positioned right above the low-beam LED light source 4; the first mounting plate 11 is further provided with a light outlet 111 on the side of the auxiliary light source 51, and the light outlet 111 is located at the front end of the low-beam reflector 3. In addition, in order to improve the effective utilization rate of the light emitted by the low-beam LED light source 4, the second mounting plate 12 is arranged obliquely, and the inclination angle is set to be 1-10 degrees, preferably 5 degrees. In order to enhance the connection strength between the first mounting plate 11 and the second mounting plate 12, a plurality of reinforcing ribs 7 are arranged between the first mounting plate 11 and the second mounting plate 12, and in addition, the reinforcing ribs 7 can also play a role in heat dissipation. The auxiliary light source 51 is provided with a hole site for installation, the light beam forming part 52 is provided with three installation pins 521, the installation pins 521 are provided with hole sites for installation, the first installation plate 11 is provided with corresponding threaded holes, and bolts 10 penetrate through the hole sites on the installation pins 521 and the hole sites on the auxiliary light source 51 to be locked with the threaded holes, so that the light beam forming part 52 and the auxiliary light source 51 are fixed on the first installation plate 11 together, and the installation is convenient and rapid.

As shown in fig. 4, the splitting plane 31 includes a first working plane 311, a second working plane 312, and a third working plane 313, the first working plane 311, the second working plane 312 are parallel to the horizontal H-H line of the reference axis, the first working plane 311 is higher than the second working plane 312, so that the third working plane 313 connected between the first working plane 311 and the second working plane 312 is inclined at a set angle for forming a 15 ° or 45 ° rising region in the low beam distribution.

Furthermore, in order to facilitate the installation of the dipped beam reflector 3, the first working surface 311 and the second working surface 312 are respectively provided with a plurality of mounting holes 8, and a circle of limiting grooves 9 surrounded by bosses are arranged around the mounting holes 8; the heat dissipation base 1 is provided with a plurality of limiting columns 121 on the top surface of the second mounting plate 12, and threaded holes are formed in the middles of the limiting columns 121; when the low-beam reflector 3 is arranged on the second mounting plate 12, the limiting column 121 is inserted into the limiting groove 9, the bolt 10 is used for passing through the mounting hole 8 and locking with the threaded hole, and the low-beam reflector 3 is fixed on the second mounting plate 12 of the heat dissipation base 1.

As shown in fig. 2 and 4, in order to prevent stray light from being directly emitted from the low-beam LED light source 4 by the lens assembly 2 and causing non-uniformity of the low-beam light beam, the second mounting plate 12 is provided with a blocking stand 122, and the blocking stand 122 is used for blocking the direct light from the low-beam LED light source 4. Specifically, be provided with on the top surface of second mounting panel 12 and keep off platform 122, the top surface that keeps off platform 122 is higher than the light emitting area 1 ~ 3mm of low beam LED light source 4, preferred 1.5mm, avoids keeping off the too high light that reflects off of platform 122 to low beam reflector 3 and shelters from. In this embodiment, the low-beam LED light source 4 includes a substrate 41 and LED light-emitting particles 42, the LED light-emitting particles 42 are disposed on the substrate 41, a hole site for fixing and a hole site for avoiding the blocking platform 122 are disposed on the substrate 41, the substrate 41 passes through the hole site for fixing on the substrate 41 through the bolt 10 and is locked with a threaded hole disposed on the second mounting plate 12, the substrate 41 is fixed on the second mounting plate 12, the blocking platform 122 passes through the hole site for avoiding the blocking platform 122 on the substrate 41 and is located at the front end of the LED light-emitting particles 42, and the top surface of the blocking platform 122 is 1.5mm higher than the light-emitting surface of the LED light-emitting particles 42.

Further, the lens assembly 2 includes a lens 21 and a bracket 22, the lens 21 includes a lens area 211 and a non-lens area 212, the lens 21 is disposed on the bracket 22 and is disposed on the front end surface of the first mounting plate 11 through the bracket 22, such that the lens area 211 on the lens 21 is located at the front end of the auxiliary light assembly 5, and the non-lens area 212 is located at the front end of the light outlet 111. Specifically, the lens 21 may be clamped on the support 22, the support 22 is provided with a connecting hole 221, the first mounting plate 11 is provided with a corresponding threaded hole, the bolt 10 is used to pass through the connecting hole 221 and be locked with the threaded hole, that is, the lens assembly 2 is mounted on the first mounting plate 11, and the mounting is convenient and fast.

In addition, in order to prevent the light reflected by the low-beam light reflecting bowl 3 from escaping from the left and right sides of the light outlet 111 to form stray light, which causes uneven low-beam light beams, the first mounting plate 11 is respectively provided with light blocking plates 1111 extending forward at the edges of the two sides of the light outlet 111, and the light blocking plates 1111 are used for blocking the two sides to prevent light escaping. In this embodiment, the edge of the bottom of the light exit 111 is also provided with an extending plate extending forward, and the light blocking plates 1111 on both sides are connected by the extending plate, so as to increase the strength of the light blocking plates 1111 and prevent the light blocking plates from being easily broken during storage.

Claims (10)

1. A novel low beam module is characterized by comprising a heat dissipation base, a lens assembly, a low beam reflector and a low beam LED light source, wherein the low beam LED light source is arranged on the heat dissipation base; the near-beam light reflecting bowl comprises a light splitting surface, is arranged on the heat dissipation base and is used for reflecting light emitted by the near-beam LED light source and forming a light and shade cut-off line with a low-beam distribution through the light splitting surface; the lens assembly is arranged on the heat dissipation base and is positioned at the front end of the low-beam light reflecting bowl.

2. A novel low beam module according to claim 1, characterized in that the beam splitting surface comprises a first working surface, a second working surface and a third working surface, the first working surface and the second working surface are parallel to the horizontal H-H line of the reference axis, the first working surface is higher than the second working surface, so that the third working surface connected between the first working surface and the second working surface is inclined at a set angle for forming a 15 ° or 45 ° rising area in the low beam distribution.

3. The novel low beam module as claimed in claim 2, wherein a plurality of mounting holes are respectively formed in the first working surface and the second working surface, and a circle of limiting grooves surrounded by bosses are formed around the mounting holes; the heat dissipation base is provided with a plurality of limiting columns, and threaded holes are formed in the middles of the limiting columns; when the short-distance beam reflector is arranged on the heat dissipation base, the limiting column is inserted into the limiting groove, the bolt penetrates through the mounting hole and the threaded hole to be locked, and the short-distance beam reflector is fixed on the heat dissipation base.

4. A novel low beam module as claimed in claim 1, further comprising an auxiliary light assembly for providing supplemental light below the horizontal H-H line of the reference axis.

5. A novel low beam module as claimed in claim 4, wherein the auxiliary light assembly comprises an auxiliary light source and a beam shaping member, both of which are disposed on the heat dissipation base and make the beam shaping member located at the front end of the auxiliary light source, the beam shaping member is used to cooperate with the auxiliary light source to form a complementary light for being located below the horizontal H-H line of the reference axis.

6. A novel low beam module as claimed in claim 5, wherein the heat dissipation base is a single piece comprising a first mounting plate and a second mounting plate, the first mounting plate being disposed at the front end of the second mounting plate; the auxiliary light source and the light beam forming piece are both arranged on the forward end face of the first mounting plate; the low-beam LED light source and the low-beam light reflecting bowl are both arranged on the upward top surface of the second mounting plate, and the low-beam light reflecting bowl is positioned right above the low-beam LED light source; the first mounting plate is in one side of auxiliary light source still is provided with the light-emitting outlet, and makes the light-emitting outlet is located the front end of passing light reflector.

7. A novel low beam module as claimed in claim 6, wherein said lens assembly comprises a lens and a bracket, said lens comprises a lens area and a non-lens area, said lens is disposed on said bracket and on the front end surface of said first mounting plate through said bracket, so that said lens area is located at the front end of said auxiliary light assembly, and said non-lens area is located at the front end of said light outlet.

8. A novel low beam module as claimed in claim 6, characterized in that the second mounting plate is inclined at an angle of 1-10 °.

9. The novel low beam module set as claimed in claim 6, wherein a baffle is disposed on the second mounting plate for shielding direct light emitted from the low beam LED light source.

10. A novel low beam module as claimed in claim 6, wherein the first mounting plate is provided with forward extending baffles at the edges of both sides of the light outlet, the baffles being used for shielding both sides from light channeling.

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