CN214094305U

CN214094305U - Automobile headlamp device

Info

Publication number: CN214094305U
Application number: CN202120473097.3U
Authority: CN
Inventors: 杨晓莉
Original assignee: Guangzhou Aes Science & Technology Co ltd
Current assignee: Guangzhou Aes Science & Technology Co ltd
Priority date: 2021-03-04
Filing date: 2021-03-04
Publication date: 2021-08-31
Anticipated expiration: 2031-03-04

Abstract

The utility model discloses an automobile headlamp device, which comprises a bearing mechanism, a double-spherical optical lens, a reflecting mechanism, a dipped beam light source and a high beam light source, wherein the double-spherical optical lens is provided with a dipped beam lens and a high beam lens, and the dipped beam lens is positioned at the lower aspect of the high beam lens; the light reflecting mechanism is a near-beam light reflecting cup, and a near-beam light source faces upwards to the near-beam light reflecting cup; the high beam light source faces downwards to the original vehicle reflecting bowl; the high beam light supplementing lens is arranged on the lens body and faces the high beam lens. The utility model discloses a set up the double sphere optical lens who has short-distance beam spotlight sphere and distance beam spotlight sphere, and combine specific structural design, make the short-distance beam can not penetrate into distance beam spotlight sphere, the distance beam can not penetrate into short-distance beam spotlight sphere, so can cancel the beam-changing mechanism, thus simplified the structure, improved the reliability; and supplement main high beam through setting up far beam light filling light source cooperation far beam spotlight ball to make far beam luminance higher, the irradiation distance is farther.

Description

Automobile headlamp device

Technical Field

The utility model relates to a lighting device technical field especially relates to a head-light device for on car.

Background

The car light can provide the powerful guarantee to driver's safe driving daytime or night at insufficient light, and the head-light that present car used generally all can provide far and near light, can illuminate the road far away through far and near light illumination like this, judges the road surface condition for the driver and provides convenience, has very big help to driver's sight at night to provide suitable road lighting for the driver. The existing headlamp device generally includes a lens, a light reflecting mechanism, a light changing mechanism for switching between high beam and low beam, a light source mechanism, and the like. However, the main problems of such headlamps include that, firstly, a light-changing mechanism with a relatively complex structure is required to switch between high and low light, which not only results in a relatively large size of the whole lamp device, but also is disadvantageous for installation. Meanwhile, the light changing mechanism has functional failure, and the risk that the far light and the near light cannot be switched exists; secondly, a light source mechanism of a traditional vehicle lamp is generally only provided with a low beam light source and a high beam light source which are respectively responsible for low beam lighting and high beam lighting, the low beam lighting usually has little problem, but the high beam lighting is longer in irradiation distance and larger in range, so that the high beam lighting usually has insufficient brightness, and the problem can not be solved simply by increasing the power of the high beam light source, so that potential safety hazards exist; third, the conventional headlamp device can only passively dissipate heat, and is not good enough in heat dissipation effect, so that the light source is easily burnt out.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to the defect that prior art exists, provide one kind and realize simple structure, the reliability is higher, be favorable to reducing the whole lamp size, can improve the high beam illumination luminance, the better vehicle headlamps device of radiating effect.

In order to solve the technical problem, the utility model adopts the following technical scheme: the utility model provides an automobile headlamp device, is including bearing mechanism, two spherical optical lens, reflection of light mechanism, passing beam light source and distance beam light source, and two spherical optical lens install the front end at bearing mechanism, and reflection of light mechanism, passing beam light source and distance beam light source install respectively on bearing mechanism, its characterized in that: the double spherical optical lens has a low beam lens for transmitting a low beam and a high beam lens for transmitting a high beam, wherein the low beam lens is located on a lower side of the high beam lens; the light reflecting mechanism is a near-beam light reflecting cup which is assembled on the bearing mechanism, a near-beam light source faces upwards to the near-beam light reflecting cup, and light rays of the near-beam light source are obliquely reflected downwards by the near-beam light reflecting cup to enter a near-beam lens and are transmitted and condensed by the near-beam lens to form a near-beam illuminating structure; the high beam light source faces downwards to the original vehicle reflecting bowl, the original vehicle reflecting bowl reflects and condenses light to form a main high beam irradiation structure, and the light forms a first high beam focusing bright point; the high beam light supplementing device is characterized by further comprising a high beam light supplementing light source, wherein the high beam light supplementing light source faces the high beam lens, light of the high beam light supplementing light source is transmitted and condensed through the high beam lens to form a high beam light supplementing irradiation structure, the light forms a second high beam focusing point, a high beam focusing point formed by the high beam light supplementing irradiation structure is overlapped with a high beam focusing point formed by the main high beam irradiation structure, namely, the first high beam focusing bright point is overlapped with the second high beam focusing bright point.

Furthermore, the bearing mechanism is a main heat sink with a bearing function, the double-spherical optical lens is arranged at the front end of the main heat sink, and the near-light reflecting cup is arranged at the upper part of the main heat sink through a fixing column; the upper surface and the lower surface of the main heat radiating body are respectively provided with a mounting groove, wherein the low-beam light source is mounted in the mounting groove on the upper surface of the main heat radiating body, and the high-beam light source is mounted in the mounting groove on the lower surface of the main heat radiating body; the main heat radiator is tightly attached to the near light source and the far light source to form a heat radiation structure for the near light source and the far light source.

Furthermore, the device also comprises a low-beam tangent light-blocking sheet which is arranged on the upper surface of the main heat radiator and is positioned in front of the low-beam light source to form a structure which is opposite to the low-beam light reflecting cup up and down; the front end of the low-beam tangent line light blocking piece is provided with a light blocking edge with an arc-shaped concave recess, and a part of low-beam light is blocked by the low-beam tangent line light blocking piece to form a cut-off line on the lower side of a low-beam area, so that the low-beam area with the cut-off line is formed, the irradiation range of the low beam is more definite, and the interference of some scattered light with the sight line is avoided.

Furthermore, a front retaining wall is arranged at the front end of the near-beam light reflecting cup, the far-beam light supplementing light source is installed on the front end face of the front retaining wall, a heat dissipation space is arranged between the far-beam light supplementing light source and the double-spherical optical lens, the heat dissipation space extends to a main heat dissipation surface at the lower part of the front end of the main heat dissipation body, and a concave-convex alternate heat dissipation structure is arranged on the main heat dissipation surface so as to transfer heat generated by the far-beam light supplementing light source during working to the main heat dissipation body.

Furthermore, the front baffle wall protrudes downwards from the light reflecting surface of the low-beam light reflecting cup and is opposite to the light blocking edge of the low-beam tangent light blocking sheet up and down, and a low-beam irradiation channel is formed in the space between the front baffle wall and the low-beam tangent light blocking sheet. When the near light is used, the light emitted by the near light source can not enter the high beam lens because of the shielding of the front baffle wall, but can enter the near light lens through the near light irradiation channel for condensing.

Furthermore, a butt-joint ring is arranged at the front end of the main heat dissipation body, the double-spherical optical lens is installed in the butt-joint ring and is pressed tightly through a fixed pressing ring, and the fixed pressing ring is fastened and fixed with the butt-joint ring.

Furthermore, a tail heat radiation body is arranged at the tail part of the main heat radiation body, and the tail heat radiation body is fixed with the main heat radiation body through screw connection to form an additional heat radiation structure for the main heat radiation body.

Furthermore, an active heat dissipation structure of a heat dissipation fan-shaped paired tail heat dissipation body and a main heat dissipation body is arranged in the tail heat dissipation body, and when the tail heat dissipation body is in a low beam state and a high beam state, the heat dissipation fan always keeps running and is matched with the tail heat dissipation body to achieve active heat dissipation, so that the heat dissipation effect is greatly improved.

Preferably, the low beam light source, the high beam light source and the high beam fill light source are all LED light source modules.

Preferably, the upper and lower parts of the low beam lens and the high beam lens of the bi-spherical optical lens are stacked and connected into a whole.

The utility model has the advantages of it is following: first, by providing a double-spherical optical lens with a low-beam condensing spherical surface and a high-beam condensing spherical surface and combining with a specific structural design, the low beam does not enter the high-beam condensing spherical surface, but only enters the low-beam condensing spherical surface to condense, thereby forming low-beam illumination. The high beam illumination is realized by high beam light sources with different directions, and the high beam does not irradiate the double-spherical optical lens, so that the switching of high beam and low beam can be realized without an independent light changing mechanism, the structure is greatly simplified, the cost is reduced, the size of the whole lamp is reduced, the problem that the high beam and the low beam cannot be switched due to the failure of the light changing mechanism is solved, and the reliability is improved; and secondly, the high beam light supplementing light source is arranged to condense the high beam light supplementing light source by the high beam light condensing spherical surface, so that the illumination supplement of the main high beam is formed, the high beam brightness is higher, and the irradiation distance is farther. In addition, the double radiators and the active cooling fan are arranged, so that the lamp can be actively cooled, and the cooling effect is greatly improved.

Drawings

FIG. 1 is a view of the overall appearance of the present invention;

FIG. 2 is a structural view of the overall appearance of the present invention from another angle;

fig. 3 is an overall appearance structure diagram of the third angle of the present invention;

FIG. 4 is a cross-sectional view of the present invention;

FIG. 5 is an exploded view of the present invention;

FIG. 6 is an exploded view of the present invention from another perspective;

fig. 7 is the structure view of the utility model after the short-distance light reflecting cup is removed.

In the drawing, 1 is a fixed compression ring, 2 is a double-spherical optical lens, 21 is a low beam lens, 22 is a high beam lens, 3 is a main heat sink, 31 is a butt-joint ring, 32 is a fixed column, 4 is a tail heat sink, 5 is a low beam tangent light blocking plate, 6 is a low beam reflector, 61 is a front baffle wall, 7 is a low beam light source, 8 is a high beam light source, 9 is a high beam light-compensating light source, and 10 is a cooling fan.

Detailed Description

The invention will be further explained by means of specific embodiments with reference to the accompanying drawings:

in this embodiment, referring to fig. 1 to 7, the automotive headlamp apparatus includes a carrying mechanism, a dual spherical optical lens 2, a light reflecting mechanism, a low beam light source 7 and a high beam light source 8, where the dual spherical optical lens 2 is installed at the front end of the carrying mechanism, and the light reflecting mechanism, the low beam light source 7 and the high beam light source 8 are respectively installed on the carrying mechanism; the double-spherical optical lens 2 has a low beam lens 21 (lower spherical surface) for transmitting a low beam and a high beam lens 22 (upper spherical surface) for transmitting a high beam, wherein the low beam lens 21 is located on a lower side of the high beam lens 22; the reflecting mechanism is a near-beam reflecting cup 6 which is assembled on the bearing mechanism, a near-beam light source 7 faces upwards to the near-beam reflecting cup 6, and light rays of the near-beam light source are obliquely reflected downwards by the near-beam reflecting cup 6 to enter a near-beam lens 21 and are transmitted and condensed by the near-beam lens 21 to form a near-beam illuminating structure; the high beam light source 8 faces downwards to the original vehicle reflecting bowl, the original vehicle reflecting bowl reflects and condenses light to form a main high beam irradiation structure, and the light forms a first high beam focusing bright point; the high beam illumination device is characterized by further comprising a high beam light supplementing light source 9, wherein the high beam light supplementing light source 9 faces the high beam lens 22, light of the high beam light supplementing light source 9 is transmitted and condensed through the high beam lens 22 to form a high beam light supplementing irradiation structure, the light forms a second high beam focusing point, the first high beam focusing bright point and the second high beam focusing bright point are adjusted to coincide, and high beam brightness can be improved.

The bearing mechanism is a main heat radiator 3 with a bearing function, the double-spherical optical lens 2 is arranged at the front end of the main heat radiator 3, and the near-light reflecting cup 6 is arranged at the upper part of the main heat radiator 3 through a fixing column 32; mounting grooves are respectively formed in the upper surface and the lower surface of the main heat sink 3, wherein the low-beam light source 7 is mounted in the mounting groove in the upper surface of the main heat sink 3, and the high-beam light source 8 is mounted in the mounting groove in the lower surface of the main heat sink 3; the main heat sink 3 is closely attached to the low beam light source 7 and the high beam light source 8 to form a heat dissipation structure for the two.

The device also comprises a low-beam tangent light blocking sheet 5 which is arranged on the upper surface of the main heat radiator 3 and is positioned in front of the low-beam light source 7 to form a structure which is opposite to the low-beam light reflecting cup 6 up and down; the front end of the low-beam tangent line light blocking sheet 5 is provided with a light blocking edge with an arc-shaped concave recess, and the low-beam tangent line light blocking sheet 5 blocks a part of low-beam light to form a cut-off line on the lower side of a low-beam area, so that the low-beam area with the cut-off line is formed, the irradiation range of the low beam is more definite, and the interference of some scattered light with the sight line is avoided.

Be provided with preceding fender wall 61 at the front end of passing light reflection cup 6, distance light filling light source 9 installs the preceding terminal surface that keeps off wall 61 in the front, has the heat dissipation space between distance light filling light source 9 and two spherical optical lens 2, and this heat dissipation space extends to the main heat dissipation face of main heat dissipation body 3's front end lower part, has unsmooth alternate heat radiation structure on this main heat dissipation face to give main heat dissipation body 3 with the heat transfer that distance light filling light source 9 during operation produced.

The front baffle wall 61 protrudes downward from the light-reflecting surface of the low-beam reflector 6 and is opposite to the light-blocking edge of the low-beam tangent light-blocking sheet 5, and the space between the front baffle wall 61 and the low-beam tangent light-blocking sheet 5 forms a low-beam irradiation channel. When the low beam is used, the light emitted from the low beam light source 7 is blocked by the front wall 61, does not enter the high beam lens 22, but enters the low beam lens 21 through the low beam irradiation passage to be condensed.

The front end of the main heat sink 3 is provided with a butt-joint ring 31, the double-spherical optical lens 2 is arranged in the butt-joint ring 31 and is pressed tightly by a fixed press ring 1, and the fixed press ring 1 is fastened and fixed with the butt-joint ring 31.

The tail part of the main heat radiator 3 is also provided with a tail heat radiator 4, and the tail heat radiator 4 is fixed with the main heat radiator 3 through screw connection to form an additional heat radiation structure for the main heat radiator 3.

The tail radiator 4 is provided with a radiator fan 10 to form an active radiating structure for the tail radiator 4 and the main radiator 3, and the radiator fan 10 always keeps running in a low beam state and a high beam state and is matched with the tail radiator 4 to realize active radiation, so that the radiating effect is greatly improved.

And the low beam light source 7, the high beam light source 8 and the high beam light supplement light source 9 are all LED light source modules.

The low beam lens 21 and the high beam lens 22 of the double-spherical optical lens 2 are stacked up and down to form an integral structure.

The above detailed description of the present invention is only a preferred embodiment of the present invention, and the scope of the present invention should not be limited thereto, i.e. all equivalent changes and modifications made in accordance with the scope of the present invention should be covered by the present invention.

Claims

1. The utility model provides an automobile headlamp device, is including bearing mechanism, two spherical optical lens, reflection of light mechanism, passing beam light source and distance beam light source, and two spherical optical lens install the front end at bearing mechanism, and reflection of light mechanism, passing beam light source and distance beam light source install respectively on bearing mechanism, its characterized in that: the double spherical optical lens has a low beam lens for transmitting a low beam and a high beam lens for transmitting a high beam, wherein the low beam lens is located on a lower side of the high beam lens; the light reflecting mechanism is a near-beam light reflecting cup which is assembled on the bearing mechanism, a near-beam light source faces upwards to the near-beam light reflecting cup, and light rays of the near-beam light source are obliquely reflected downwards by the near-beam light reflecting cup to enter a near-beam lens and are transmitted and condensed by the near-beam lens to form a near-beam illuminating structure; the high beam light source faces downwards to the original vehicle reflecting bowl, and the original vehicle reflecting bowl reflects and condenses light to form a main high beam irradiation structure; the high beam light supplementing device is characterized by further comprising a high beam light supplementing light source, wherein the high beam light supplementing light source faces the high beam lens, light rays of the high beam light supplementing light source are transmitted and condensed through the high beam lens to form a high beam light supplementing irradiation structure, and a high beam gathering point formed by the high beam light supplementing irradiation structure is overlapped with a high beam gathering point formed by the main high beam irradiation structure.

2. The automotive headlamp device according to claim 1, characterized in that: the bearing mechanism is a main heat radiation body with a bearing function, the double-spherical optical lens is arranged at the front end of the main heat radiation body, and the near-light reflecting cup is arranged at the upper part of the main heat radiation body through the fixing column; the upper surface and the lower surface of the main heat radiating body are respectively provided with a mounting groove, wherein the low-beam light source is mounted in the mounting groove on the upper surface of the main heat radiating body, and the high-beam light source is mounted in the mounting groove on the lower surface of the main heat radiating body; the main heat radiator is tightly attached to the near light source and the far light source to form a heat radiation structure for the near light source and the far light source.

3. The automotive headlamp device according to claim 2, characterized in that: the low-beam tangent light-blocking sheet is arranged on the upper surface of the main heat radiator and positioned in front of the low-beam light source to form a structure which is opposite to the low-beam light-reflecting cup up and down; the front end of the low-beam tangent line light blocking sheet is provided with an arc-shaped concave light blocking edge, and a part of low-beam light is blocked by the low-beam tangent line light blocking sheet to form a cut-off line at the lower side of the low-beam area.

4. The automotive headlamp device according to claim 3, characterized in that: the front end of the near-beam light reflecting cup is provided with a front retaining wall, the far-beam light supplementing light source is installed on the front end face of the front retaining wall, a heat dissipation space is arranged between the far-beam light supplementing light source and the double-spherical optical lens, the heat dissipation space extends to a main heat dissipation surface at the lower part of the front end of the main heat dissipation body, and a concave-convex heat dissipation structure is arranged on the main heat dissipation surface.

5. The automotive headlamp device according to claim 4, characterized in that: the front baffle wall protrudes downwards from the light reflecting surface of the near-beam light reflecting cup and is opposite to the light blocking edge of the near-beam tangent light blocking sheet up and down, and a near-beam irradiation channel is formed in the space between the front baffle wall and the near-beam tangent light blocking sheet.

6. The automotive headlamp device according to claim 2, characterized in that: the front end of the main heat dissipation body is provided with a butt joint ring, the double-spherical optical lens is installed in the butt joint ring and is compressed through a fixed compression ring, and the fixed compression ring is fastened and fixed with the butt joint ring.

7. The automotive headlamp device according to claim 2, characterized in that: the tail part of the main heat radiator is also provided with a tail heat radiator, and the tail heat radiator and the main heat radiator are fixed through screw connection to form an additional heat radiation structure for the main heat radiator.

8. The automotive headlamp device according to claim 7, characterized in that: the tail radiator is provided with a fan-shaped radiating wind paired with the tail radiator and an active radiating structure of the main radiator.

9. The automotive headlamp device according to claim 1, characterized in that: and the low beam light source, the high beam light source and the high beam light supplement light source are all LED light source modules.

10. The automotive headlamp device according to claim 1, characterized in that: the dipped beam lens and the high beam lens of the double-spherical optical lens are connected into an integral structure.