CN219102779U - Anti-fog assembly of headlamp - Google Patents
Anti-fog assembly of headlamp Download PDFInfo
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- CN219102779U CN219102779U CN202223154059.5U CN202223154059U CN219102779U CN 219102779 U CN219102779 U CN 219102779U CN 202223154059 U CN202223154059 U CN 202223154059U CN 219102779 U CN219102779 U CN 219102779U
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- headlamp
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Abstract
The utility model discloses an anti-fog assembly of a head lamp, which is arranged on a shell of the head lamp and is correspondingly arranged with a far-near light module and a position light module which are arranged in the inner cavity of the shell; the high-low light module is arranged at the upper part of the inner cavity of the shell, the position light module comprises a position light circuit board and a light guide strip, the lower part of the rear end surface of the shell is concavely provided with a mounting groove, and the position light circuit board is arranged in the mounting groove; the anti-fog assembly of the headlamp comprises an air supply unit, a heat dissipation seat and a drying module, wherein the air supply unit is arranged in the inner cavity of the shell and correspondingly arranged below the far and near light module, and the air supply unit supplies air to the far and near light module and drives air in the inner cavity of the shell to flow; the heat dissipation seat cover is arranged on the notch of the mounting groove; the shell is provided with a through hole communicated with the inner cavity of the shell at the middle part of the rear end face of the shell, and the drying module is correspondingly arranged on the rear end face of the shell with the through hole. The utility model effectively promotes the air flow in the headlamp housing and can absorb moisture, thereby preventing fog.
Description
Technical Field
The utility model relates to the technical field of headlamps, in particular to an anti-fog assembly of a 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 existing combination vehicle lamp, the combination vehicle lamp generally comprises a shell, a position lamp module, a far-near light module and an auxiliary high-beam module, wherein the position lamp module, the far-near light module and the auxiliary high-beam module are installed in the shell. At present, the main problem that the car lamp appears is that the fog in the lamp, the fog not only affects the service life and the appearance of the car lamp, but also makes the lighting effect greatly discounted, thereby affecting the driving safety. The reason for the fog in the car light is that after the water vapor in the car light is lighted on the luminous elements of each module, the temperature of the air around the luminous elements is increased, the heat is mainly concentrated around the bulb, the temperature is lower for the areas where the air cannot flow, and the fog is easy to form in the areas.
Disclosure of Invention
The utility model aims to provide an anti-fog assembly of a headlamp, which can effectively promote air flow in a headlamp housing and absorb moisture so as to prevent fog.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
an anti-fog assembly of a headlamp is arranged on a shell of the headlamp and is arranged corresponding to a far-near light module and a position lamp module which are arranged in an inner cavity of the shell; the high-low light module is arranged at the upper part of the inner cavity of the shell, the position light module comprises a position light circuit board and a light guide strip arranged in the inner cavity of the shell, the lower part of the rear end face of the shell is concavely provided with a mounting groove separated from the inner cavity of the shell, the position light circuit board is arranged in the mounting groove, and the bottom end of the light guide strip penetrates into the mounting groove and is correspondingly arranged with a light emitting piece on the position light circuit board; the anti-fog assembly of the headlamp comprises an air supply unit, a heat dissipation seat and a drying module, wherein the air supply unit is arranged in the inner cavity of the shell and correspondingly arranged below the far and near light module, and the air supply unit supplies air to the far and near light module and drives air in the inner cavity of the shell to flow; the heat dissipation seat cover is arranged on the notch of the mounting groove and dissipates heat generated by the position lamp module outwards; the shell is provided with a through hole communicated with the inner cavity of the shell in the middle of the rear end face of the shell, the drying module and the through hole are correspondingly arranged on the rear end face of the shell, the rear end opening of the through hole is sealed through the drying module, and the water vapor in the inner cavity of the shell can be absorbed from the front end opening of the through hole.
As a further technical scheme of the utility model: the air supply unit comprises an air supply channel and a cooling fan, wherein a plurality of air outlets are formed in the top of the air supply channel corresponding to the far and near optical module, an air inlet is formed in the bottom of the air supply channel, an air delivery channel communicated with the air inlet and each air outlet is formed in the air supply channel, the cooling fan is fixedly arranged on the air inlet of the air supply channel and supplies air to the air supply channel, and the air is delivered along the air delivery channel and is output from the air outlet to the far and near optical module.
As a further technical scheme of the utility model: the drying module is provided with a cover plate for closing the rear end opening of the through hole, an outer annular wall and an inner annular wall are arranged on the front end face of the cover plate, a clamping space is formed between the outer annular wall and the inner annular wall, and when the cover plate closes the rear end opening of the through hole, the positioning wall is correspondingly clamped in the clamping space between the outer annular wall and the inner annular wall.
As a further technical scheme of the utility model: and a sealing ring is arranged in the clamping space between the outer annular wall and the inner annular wall.
As a further technical scheme of the utility model: the edge of the cover plate is provided with a plurality of connecting blocks at intervals, wherein the connecting blocks are used for being in threaded connection with the shell.
As a further technical scheme of the utility model: the opening is provided with a plurality of propping sheets at intervals along the edge of the front end opening, each propping sheet is provided with a hollowed-out hole, and a ventilation gap is formed between every two adjacent propping sheets.
As a further technical scheme of the utility model: one end of the drying module penetrating into the through hole is internally provided with a drying bag.
As a further technical scheme of the utility model: the heat radiation fan is arranged in front of the through hole at the position of the inner cavity of the shell.
Compared with the prior art, the utility model has the beneficial effects that: the utility model provides an anti-fog assembly of a headlamp, which is characterized in that an air supply unit, a heat dissipation seat and a drying module are matched, the air supply unit can drive air in an inner cavity of a shell to flow, heat is more uniformly dispersed in the inner cavity of the shell, the heat dissipation seat dissipates heat generated by a position lamp module to the outside, and the drying module absorbs water vapor in the inner cavity of the shell, so that fog is effectively prevented.
Drawings
Fig. 1 is a schematic view of a near-far light module mounted into a housing.
Fig. 2 is a first perspective view of the anti-fog assembly of the headlamp mounted to the housing.
Fig. 3 is a second perspective view of the anti-fog assembly of the headlamp mounted to the housing.
Fig. 4 is a schematic diagram of fig. 3 after the heat sink and the drying module are removed.
Fig. 5 is a schematic view of the drying module without the drying package.
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 and 4, an anti-fogging assembly of a headlamp is mounted on a housing 101 of the headlamp, and is arranged corresponding to a high-low beam module 102 and a position light module 103 which are arranged in an inner cavity of the housing 101; the far and near light module 102 is installed at the upper part of the inner cavity of the casing 101, the position light module 103 comprises a position light circuit board 1031 and a light guide strip 1032 vertically arranged at one side of the inner cavity of the casing 101, the lower part of the rear end surface of the casing 101 is concavely provided with an installation groove 1011 separated from the inner cavity of the casing 101, the installation groove 1011 is internally provided with the position light circuit board 1031, and the bottom end of the light guide strip 1032 penetrates into the installation groove 1011 and is correspondingly arranged with a light emitting part on the position light circuit board 1031; the anti-fogging assembly of the headlamp comprises an air supply unit 10, a heat dissipation seat 20 and a drying module 30, wherein the air supply unit 10 is arranged in the inner cavity of the shell 101 and correspondingly arranged below the far and near light module 102, and the air supply unit 10 supplies air to the far and near light module 102 and drives air in the inner cavity of the shell 101 to flow; the heat dissipation seat 20 is covered on the notch of the mounting groove 1011, so that the heat generated by the position lamp module 103 is not concentrated in the inner cavity of the shell 101, but is directly dissipated outwards; the middle part of the rear end surface of the shell 101 is provided with a through hole 40 communicated with the inner cavity of the shell 101, the drying module 30 and the through hole 40 are correspondingly arranged on the rear end surface of the shell 101, the rear end opening of the through hole 40 is closed by the drying module 30, and the moisture in the inner cavity of the shell 101 can be absorbed from the front end opening of the through hole 40.
Further, the air supply unit 10 includes an air supply duct 11 and a cooling fan 12, the top of the air supply duct 11 is provided with a plurality of air outlets 111 corresponding to the far and near light module 102, the bottom end of the air supply duct is provided with an air inlet 112, and an air delivery duct communicating the air inlet 112 with each air outlet 111 is formed in the air supply duct 11, the cooling fan 12 is fixedly arranged on the air inlet 112 of the air supply duct 11, the cooling fan 12 supplies air to the air delivery duct, and the air is delivered along the air delivery duct and is output from the air outlet 111 to the far and near light module 102.
Further, the opening 40 is provided with a positioning wall 41 along the edge of the rear end opening, referring to fig. 5, the drying module 30 is provided with a cover plate 31 for closing the rear end opening of the opening 40, the front end surface of the cover plate 31 is provided with an outer annular wall 32 and an inner annular wall 33, and a locking space 34 is formed between the outer annular wall 32 and the inner annular wall 33, so that when the cover plate 31 closes the rear end opening of the opening 40, the positioning wall 41 is correspondingly locked in the locking space 34 between the outer annular wall 32 and the inner annular wall 33.
Further, a sealing ring is provided in the engagement space 34 between the outer annular wall 32 and the inner annular wall 33, thereby improving the sealing property.
Further, a plurality of connection blocks 311 for screwing with the housing 101 are provided at intervals on the edge of the cover plate 31, so that the drying module 30 is fixed on the rear end surface of the housing 101.
Further, the opening 40 is provided with a plurality of pressing pieces 42 along the edge of the front opening thereof at intervals, each pressing piece 42 is provided with a hollow hole, and a ventilation gap is formed between each adjacent pressing piece 42, so as to communicate one end of the drying module 30 penetrating into the opening 40 with the inner cavity of the housing 101.
Further, the drying module 30 is inserted into one end of the through hole 40 and is provided with a drying bag, and the drying bag absorbs the moisture in the inner cavity of the housing 101.
Further, the location of the cooling fan 12 in the inner cavity of the housing 101 is located in front of the opening 40, so that the drying module 30 firstly absorbs the moisture in the wind sent by the housing of the cooling fan 12 when the cooling fan 12 is operated.
It will be appreciated that the anti-fogging method of the anti-fogging assembly of the headlamp of the present utility model is as follows: when the headlamp is operated, the cooling fan 12 supplies air to the air supply channel, the air is conveyed along the air supply channel, and the air is output from the air outlet 111 to the far and near optical module 102, and the air in the inner cavity of the shell 101 is driven to flow while the heat of the far and near optical module 102 is dissipated; the heat generated by the position light module 103 is not concentrated in the inner cavity of the housing 101, but is dissipated outside by the heat dissipation seat 20, so that the heat in the inner cavity of the housing 101 is more uniformly distributed in the inner cavity of the housing 101, and moisture in the inner cavity of the housing 101 is absorbed by the drying module 30, thereby effectively preventing fogging.
In summary, according to the anti-fogging assembly of the headlamp of the present utility model, through the cooperation among the air supply unit 10, the heat dissipation seat 20 and the drying module 30, the air supply unit 10 can drive the air in the inner cavity of the housing 101 to flow, so that the heat is more uniformly dispersed into the inner cavity of the housing 101, the heat dissipation seat 20 dissipates the heat generated by the position lamp module 103 to the outside, and the drying module 30 absorbs the moisture in the inner cavity of the housing 101, thereby effectively preventing fogging.
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 anti-fog assembly of a headlamp is arranged on a shell (101) of the headlamp, and is arranged corresponding to a far-near light module (102) and a position light module (103) which are arranged in an inner cavity of the shell (101); the high beam and low beam module (102) is arranged on the upper portion of the inner cavity of the shell (101), and the position lamp module (103) comprises a position lamp circuit board (1031) and a light guide strip (1032) arranged in the inner cavity of the shell (101), and is characterized in that: the lower part of the rear end surface of the shell (101) is concavely provided with a mounting groove (1011) separated from the inner cavity of the shell (101), the mounting groove (1011) is internally provided with the position lamp circuit board (1031) for the bottom end of the light guide strip (1032) to penetrate into the mounting groove (1011) and is correspondingly arranged with the luminous element on the position lamp circuit board (1031); the anti-fog assembly of the headlamp comprises an air supply unit (10), a heat dissipation seat (20) and a drying module (30), wherein the air supply unit (10) is arranged in the inner cavity of the shell (101), is correspondingly arranged below the far and near light module (102), and supplies air to the far and near light module (102) through the air supply unit (10) and drives air in the inner cavity of the shell (101) to flow; the heat dissipation seat (20) is arranged on the notch of the mounting groove (1011) in a covering mode, and heat generated by the position lamp module (103) is dissipated outwards; the drying module (30) is arranged on the rear end face of the shell (101) corresponding to the through hole (40), the rear end opening of the through hole (40) is closed through the drying module (30), and moisture in the inner cavity of the shell (101) can be absorbed from the front end opening of the through hole (40).
2. The anti-fog assembly of a headlamp of claim 1, wherein: the air supply unit (10) comprises an air supply channel (11) and a cooling fan (12), wherein the air supply channel (11) is provided with a plurality of air outlets (111) at the top corresponding to the far and near optical module (102), an air inlet (112) is arranged at the bottom end of the air supply channel, and an air conveying channel which is communicated with the air inlet (112) and each air outlet (111) is formed in the air supply channel, the cooling fan (12) is fixedly arranged on the air inlet (112) of the air supply channel (11), the cooling fan (12) supplies air to the air supply channel, and the air is conveyed along the air conveying channel and is output from the air outlet (111) to the far and near optical module (102).
3. The anti-fog assembly of a headlamp of claim 1, wherein: the utility model discloses a drying module, including opening (40), drying module, outer ring wall (32), inner ring wall (33), locating wall (41) are equipped with along its rear end open-ended border, drying module (30) are equipped with and are used for sealing opening (40) rear end open-ended apron (31), are equipped with outer ring wall (32) and inner ring wall (33) on the preceding terminal surface of apron (31), be formed with block space (34) between outer ring wall (32) and the inner ring wall (33), when supplying apron (31) to seal opening (40) rear end opening, locating wall (41) block correspondingly in block space (34) between outer ring wall (32) and inner ring wall (33).
4. An anti-fog assembly for a headlamp according to claim 3, wherein: a sealing ring is arranged in a clamping space (34) between the outer annular wall (32) and the inner annular wall (33).
5. An anti-fog assembly for a headlamp according to claim 3, wherein: the edge of the cover plate (31) is provided with a plurality of connecting blocks (311) which are used for being in threaded connection with the shell (101) at intervals.
6. The anti-fog assembly of a headlamp of claim 1, wherein: the opening (40) is provided with a plurality of propping sheets (42) along the edge of the front end opening at intervals, each propping sheet (42) is provided with a hollowed-out hole, and a ventilation gap is formed between every two adjacent propping sheets (42).
7. The anti-fog assembly of a headlamp of claim 1, wherein: one end of the drying module (30) penetrating into the through hole (40) is internally provided with a drying bag.
8. The anti-fog assembly of a headlamp of claim 2, wherein: the heat radiation fan (12) is arranged in front of the through hole (40) at the position of the inner cavity of the shell (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223154059.5U CN219102779U (en) | 2022-11-25 | 2022-11-25 | Anti-fog assembly of headlamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223154059.5U CN219102779U (en) | 2022-11-25 | 2022-11-25 | Anti-fog assembly of headlamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219102779U true CN219102779U (en) | 2023-05-30 |
Family
ID=86429879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223154059.5U Active CN219102779U (en) | 2022-11-25 | 2022-11-25 | Anti-fog assembly of headlamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219102779U (en) |
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2022
- 2022-11-25 CN CN202223154059.5U patent/CN219102779U/en active Active
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