CN210831790U

CN210831790U - Automatic automobile LED headlamp with shading-proof photosensitive sensor

Info

Publication number: CN210831790U
Application number: CN201921094953.3U
Authority: CN
Inventors: 郭美娟
Original assignee: Guangzhou Weibo Electronic Technology Co ltd
Current assignee: Guangzhou Weibo Intelligent Technology Co ltd
Priority date: 2019-07-14
Filing date: 2019-07-14
Publication date: 2020-06-23
Anticipated expiration: 2029-07-14

Abstract

The utility model relates to a LED lamps and lanterns technical field specifically is an automatic LED headlight of car with prevent sheltering from photosensitive sensor, including the mount pad, the one end bolted connection of mount pad is equipped with the mount, threaded connection lamp stand on the mount, lamp stand one end fixed mounting circuit board, and the outside of lamp stand is cup jointed and is equipped with the lamp shade, and bolted connection is fixed between lamp stand and the lamp shade, and beneficial effect is: the utility model discloses be provided with photosensitive sensor on the circuit board of lamp stand, after the covering appears on the lamp shade, the sensor can automatic signals, inform the car owner in time to clear up, in addition, the heat dissipation circle has been cup jointed in the outside of lamp shade, the inboard of heat dissipation circle is provided with the ventilation pipe, the inner embedding of ventilation pipe is in the lamp shade, after the inside fan of mount pad is opened, outside cold air can be along communicating pipe, inside heat dissipation circle and ventilation pipe get into the lamp shade, exchange with the inside high-temperature gas of lamp shade, play the cooling effect, the life of extension headlight.

Description

Automatic automobile LED headlamp with shading-proof photosensitive sensor

Technical Field

The utility model relates to a LED lamps and lanterns technical field specifically is an automatic LED headlight of car with prevent sheltering from photosensitive sensor.

Background

The LED lamp is an electroluminescent semiconductor material chip and has the advantages of high brightness, low power consumption, long service life and the like, so that most of automobile front face lamps in the prior art adopt LED headlamps. However, the existing automotive LED headlamps still have some defects and shortcomings, which are as follows:

1. in the driving process, sometimes some covering objects such as mud are attached to the outer part of the lampshade, but the covering objects can not be easily perceived by a vehicle owner if the vehicle owner does not pay attention to the covering objects, and after the night screen arrives, the light emitted by the headlamp can be blocked by the covering objects, so that the sight of the vehicle owner is influenced, and some safety accidents are easily caused;

2. the existing LED headlamp is installed on the front face of a vehicle body, lacks of a heat dissipation mechanism, is long in time, easily causes overhigh temperature inside a lampshade, and influences the service life of the headlamp, so that the LED headlamp is suitable for being used in the vehicle. The utility model provides an automatic LED headlight of car with prevent sheltering from photosensitive sensor is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic LED headlight of car with prevent sheltering from photosensitive sensor to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an automatic LED headlight with an anti-shielding photosensitive sensor for an automobile comprises a mounting seat, wherein a fixing frame is arranged at one end of the mounting seat in a bolted connection mode, a lamp holder is connected onto the fixing frame in a threaded mode, a circuit board is fixedly arranged at one end of the lamp holder, a lampshade is sleeved on the outer side of the lamp holder, the lamp holder and the lampshade are fixedly connected through a bolt, the photosensitive sensor is arranged in the center of the front end of the circuit board, LED lamp beads are uniformly arranged at the front end of the circuit board along the outer circumferential direction, a heat dissipation ring is sleeved on the outer side of the lampshade, heat dissipation channels are formed in the upper side and the lower side of the lampshade in a penetrating mode, the heat dissipation ring is of a circular hollow structure and located on the outer side of the heat dissipation channels, ventilation pipes are arranged in the heat dissipation channels in a penetrating mode, one end of each ventilation pipe, the upper end and the lower end of the other side are both provided with communicating pipes in a penetrating mode, one end of each communicating pipe is fixedly connected with the corresponding mounting seat, and the other end of each communicating pipe penetrates through the corresponding heat dissipation ring and extends to the inside of the corresponding heat dissipation ring.

Preferably, the diameter of the ventilation pipe is equal to the inner diameter of the heat dissipation channel, the upper side and the lower side of the ventilation pipe are respectively sleeved with a first sealing ring, and the first sealing rings are respectively attached to the inner side and the outer side of the lampshade.

Preferably, the lamp holder is of a disc-shaped structure, a second sealing ring is sleeved on the outer side of the lamp holder, the inner ring of the second sealing ring is fixedly connected with the lamp holder, and the outer ring of the second sealing ring is tightly attached to the inner side of the lampshade.

Preferably, radiating holes are uniformly formed in one end, close to the fixing frame, of the lampshade along the circumferential direction of the outer side, the aperture of each radiating hole is smaller than the inner diameter of each radiating channel, and the number of the radiating holes is several.

Preferably, the heat dissipation ring is composed of two semi-annular structures, the two semi-annular structures are fixedly connected through bolts, the two ends of the inner side wall of the heat dissipation ring are provided with ventilation holes, and the ventilation holes on the two sides are respectively located in every two ventilation pipes.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses be provided with photosensitive sensor on the circuit board of lamp stand, after the covering appears on the lamp shade, the sensor can automatic signals, inform the car owner in time to clear up, in addition, the heat dissipation circle has been cup jointed in the outside of lamp shade, the inboard of heat dissipation circle is provided with the ventilation pipe, the inner embedding of ventilation pipe is in the lamp shade, after the inside fan of mount pad is opened, outside cold air can be along communicating pipe, inside heat dissipation circle and ventilation pipe get into the lamp shade, exchange with the inside high-temperature gas of lamp shade, play the cooling effect, the life of extension headlight.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at the position A of the present invention;

fig. 3 is a schematic view of the heat dissipation ring of the present invention.

In the figure: the LED lamp comprises a mounting seat 1, a fixing frame 2, a lamp holder 3, a circuit board 4, a lamp shade 5, a photosensitive sensor 6, an LED lamp bead 7, a heat dissipation ring 8, a ventilation pipe 9, a first sealing ring 10, heat dissipation holes 11, a communication pipe 12, a fan 13 and a second sealing ring 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an automatic LED headlight of car with prevent sheltering from photosensitive sensor, includes mount pad 1, and the one end bolted connection of mount pad 1 is equipped with mount 2, and threaded connection lamp stand 3 is gone up to

mount

2, and 3 one end fixed mounting circuit boards 4 of lamp stand, the outside of lamp stand 3 cup joint and are equipped with lamp shade 5, and bolted connection is fixed between lamp stand 3 and the lamp shade 5, and the front end central authorities of circuit board 4 are equipped with photosensitive sensor 6, and each structure mounted position is as shown in figure 1, and wherein photosensitive sensor's model is: and the LXD/GB3-A1DPS is fixedly arranged on the circuit board 4, and when a cover appears on the lampshade 5, the photosensitive sensor 6 sends out a point signal to inform a vehicle owner.

LED lamp beads 7 are uniformly arranged at the front end of the circuit board 4 along the outer circumferential direction, a heat dissipation ring 8 is sleeved at the outer side of the lampshade 5, heat dissipation channels are arranged on the upper side and the lower side of the lampshade 5 in a penetrating way, the heat dissipation ring 8 is of a circular hollow structure, the heat dissipation ring 8 is positioned at the outer side of the heat dissipation channel, the inside of the heat dissipation channel is provided with a ventilation pipe 9 in a penetrating way, one end of the ventilation pipe 9 is embedded in the lampshade 5, the other end is fixedly connected with the heat dissipation ring 8, the mounting seat 1 is of a hollow structure, a fan 13 is fixedly arranged in one side of the heat sink, a communicating pipe 12 is arranged at the upper end and the lower end of the other side of the heat sink in a penetrating manner, one end of the communicating pipe 12 is fixedly connected with the mounting base 1, the other end of the communicating pipe penetrates through the heat dissipation ring 8 and extends to the inside of the heat dissipation ring 8, namely, the cold air blown by the fan 13 enters the heat dissipation ring 8 along the communication pipe 12, the heat dissipation ring 8 is sleeved on the outer side of the lampshade 5, and the inner diameter of the heat dissipation ring 8 is larger than the outer diameter of the lampshade 5.

The diameter of ventilation pipe 9 equals the internal diameter of heat dissipation channel, and the upper and lower both sides of ventilation pipe 9 all cup joint and are equipped with first sealing washer 10, and first sealing washer 10 laminates respectively in the inside and outside both sides of lamp shade 5, and the laminating position of first sealing washer 10 is shown as figure 2, and its effect prevents that external foreign matter from getting into in the lamp shade 5.

The lamp holder 3 is of a disc-shaped structure, a second sealing ring 14 is sleeved on the outer side of the lamp holder 3, the inner ring of the second sealing ring 14 is fixedly connected with the lamp holder 3, the outer ring of the second sealing ring 14 is tightly attached to the inner side of the lampshade 5, the mounting position of the second sealing ring 14 is shown in figure 1, the second sealing ring is attached to a gap between the lamp holder 3 and the lampshade 5, and external dust is prevented from entering the lampshade 5.

The lamp shade 5 is close to the one end of mount 2 and has evenly seted up louvre 11 along the outside circumferencial direction, and the aperture of louvre 11 is less than the internal diameter of heat dissipation channel, and the quantity of louvre 11 has a plurality of, and louvre 11 is used for the heat extraction, makes the inside of lamp shade 5 and the external world carry out gas exchange.

The heat dissipation ring 8 is composed of two semi-ring structures, the two semi-ring structures are fixedly connected through bolts, ventilation holes are formed in two ends of the inner side wall of the heat dissipation ring 8, the ventilation holes in two sides are respectively located in two ventilation pipes 9, the structural shape of the heat dissipation ring 8 is shown in figure 3, and the two semi-ring structures are fixedly connected through bolts to form a complete ring-shaped structure.

The working principle is as follows: the utility model discloses in, be provided with photosensitive sensor 6 on the circuit board 4 of lamp stand 3, when the foreign matter appears sheltering from on lamp shade 5, photosensitive sensor 6 will send the signal of telecommunication automatically, informs the car owner, is convenient for in time clear up, prevents that unnecessary incident from taking place. Meanwhile, a radiating ring 8 is sleeved on the outer side of the lampshade 5, a ventilating pipe 9 is arranged on the inner side of the radiating ring 8, the inner end of the ventilating pipe 9 is embedded into the radiating ring 8, a fan 13 is arranged inside the mounting seat 1, and the mounting seat 1 and the radiating ring 8 are connected through a communicating pipe 9. When the headlamp continuously works for a long time, the fan 13 can be turned on, the fan 13 blows cold air into the heat dissipation ring 8 through the communication pipe 12, and the heat dissipation ring 8 blows the cold air into the lampshade 5 through the communication pipe 9. One side of the lampshade 5 is provided with a heat dissipation hole 11 in a penetrating way, and under the condition that outside cold air enters the lampshade 5, the heat dissipation hole 11 accelerates the gas exchange with the outside air.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automatic LED headlight of car with prevent sheltering from photosensitive sensor, includes mount pad (1), its characterized in that: the LED lamp is characterized in that a fixing frame (2) is arranged at one end of the mounting seat (1) in a bolted connection mode, a lamp holder (3) is connected onto the fixing frame (2) in a threaded connection mode, a circuit board (4) is fixedly mounted at one end of the lamp holder (3), a lampshade (5) is sleeved on the outer side of the lamp holder (3), the lamp holder (3) and the lampshade (5) are fixedly connected through bolts, a photosensitive sensor (6) is arranged in the center of the front end of the circuit board (4), LED lamp beads (7) are uniformly arranged at the front end of the circuit board (4) along the outer circumferential direction, a heat dissipation ring (8) is sleeved on the outer side of the lampshade (5), heat dissipation channels are formed in the upper side and the lower side of the lampshade (5) in a penetrating mode, the heat dissipation ring (8) is of a circular-ring-shaped hollow structure, the heat dissipation ring (8) is located on, the other end and radiating ring (8) fixed connection, mount pad (1) is hollow structure, and its one side inside fixed mounting fan (13), the upper and lower both ends of opposite side all run through and are equipped with communicating pipe (12), the one end and the mount pad (1) fixed connection of communicating pipe (12), the other end run through radiating ring (8) and extend to the inside of radiating ring (8).

2. The automatic LED headlight with the shading-proof photosensitive sensor as claimed in claim 1, wherein: the diameter of ventilation pipe (9) equals the internal diameter of heat dissipation channel, and the upper and lower both sides of ventilation pipe (9) all cup joint and are equipped with first sealing washer (10), first sealing washer (10) laminate respectively in the inside and outside both sides of lamp shade (5).

3. The automatic LED headlight with the shading-proof photosensitive sensor as claimed in claim 1, wherein: the lamp holder (3) is of a disc-shaped structure, a second sealing ring (14) is sleeved on the outer side of the lamp holder, the inner ring of the second sealing ring (14) is fixedly connected with the lamp holder (3), and the outer ring of the second sealing ring (14) is tightly attached to the inner side of the lampshade (5).

4. The automatic LED headlight with the shading-proof photosensitive sensor as claimed in claim 1, wherein: the lamp shade (5) is close to the one end of mount (2) and has evenly seted up louvre (11) along outside circumferencial direction, the aperture of louvre (11) is less than the internal diameter of heat dissipation channel, and the quantity of louvre (11) has a plurality of.

5. The automatic LED headlight with the shading-proof photosensitive sensor as claimed in claim 1, wherein: the heat dissipation ring (8) is composed of two semi-annular structures, the two semi-annular structures are fixedly connected through bolts, ventilation holes are formed in two ends of the inner side wall of the heat dissipation ring (8), and the ventilation holes in two sides are respectively located in two ventilation pipes (9).