CN211399643U - Car light heat abstractor - Google Patents
Car light heat abstractor Download PDFInfo
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- CN211399643U CN211399643U CN201922222987.2U CN201922222987U CN211399643U CN 211399643 U CN211399643 U CN 211399643U CN 201922222987 U CN201922222987 U CN 201922222987U CN 211399643 U CN211399643 U CN 211399643U
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Abstract
The utility model discloses a car light heat abstractor, it includes: the heat conduction seat is provided with a near light source mounting platform and a far light source mounting platform on one side, and a longitudinal partition groove on the other side, wherein the longitudinal partition groove is positioned below the near light source mounting platform; the radiator is arranged below the high beam light source mounting platform; the heat conductor is arranged in the radiator; compared with the prior art, the heat conducting seat of the car lamp heat radiating device absorbs the heat of the LED dipped headlight and the LED high beam light source, and radiates the heat through the longitudinal partition groove, so that the temperature of the LED dipped headlight is reduced while the heat is radiated through the longitudinal partition groove; meanwhile, the heat conductor further guides heat at the LED high-beam light source, and the heat radiator further dissipates heat of the LED high-beam light source, so that the heat dissipation effect of the car lamp heat dissipation device can be ensured.
Description
Technical Field
The utility model relates to a car light technical field specifically, relates to a car light heat abstractor.
Background
The LED light source has advantages such as small, light efficiency is high, longe-lived, shock resistance is strong as the car light source, but the problem that photoelectric conversion efficiency is lower exists in present LED light source itself, when using LED as the light source, the electric energy of great part converts for heat energy. Therefore, in the application of the LED as the car lamp, how to rapidly lead out the heat generated by the LED light source directly relates to the stability and the service life of the car lamp. In the existing headlamp, the LED light source is radiated by the radiating device, but for the LED automobile lamp integrating far and near light, a far light source adopts a single LED lamp bead, the power is high, the load is large, the heating is also large, a near light source adopts two mutually-separated LED lamp beads, the load is smaller than that of the far light source, and the heating is also smaller than that of the far light source; therefore, when the heat dissipation device dissipates heat to the high beam light source and the low beam light source at the same time, the heat dissipation effect at the high beam light source is not ideal.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve the problem that prior art exists, provide a car light heat abstractor, it includes:
the heat conduction seat is provided with a near light source mounting platform and a far light source mounting platform on one side, and a longitudinal partition groove on the other side, wherein the longitudinal partition groove is positioned below the near light source mounting platform;
the radiator is arranged below the high beam light source mounting platform;
the heat conductor is arranged in the radiator;
wherein, passing light source mounting platform is used for fixed LED passing light source, and distance light source mounting platform is used for fixed LED distance light source, and vertical wall groove is used for the body heat dissipation for the heat conduction seat, and radiator and heat conduction ware are used for the heat dissipation for LED distance light source.
According to an embodiment of the present invention, the heat sink includes a plurality of heat dissipating fins.
According to the utility model discloses an embodiment, the heat conduction ware is the U type, including evaporation zone, condensation segment and linkage segment, the both ends of evaporation zone are connected with the linkage segment, and the condensation segment passes through the linkage segment to be connected in the evaporation zone both sides.
According to the utility model discloses an embodiment, the radiator is equipped with mounting hole and mounting groove, and one of them condensation segment runs through the mounting hole, and another condensation segment is arranged in the mounting groove and is connected with distance light source mounting platform.
According to an embodiment of the utility model, the evaporation zone extends to the vertical wall groove and is connected with the part that is close to the radiator with the vertical wall groove.
According to an embodiment of the present invention, the heat conductor is a hollow structure, and the heat conductor contains a heat conducting medium.
According to an embodiment of the present invention, the heat conductor is vacuum-shaped.
According to the utility model discloses an embodiment is equipped with first locating hole on the short-distance beam light source mounting platform, and first locating hole is used for fixing a position when fixed LED short-distance beam light source.
According to the utility model discloses an embodiment is equipped with the second locating hole on the high beam light source mounting platform, and the second locating hole is used for fixing a position when fixing LED high beam light source.
According to the utility model discloses an embodiment still includes radiator fan, and radiator fan locates the one side that the heat conduction seat was equipped with vertical disconnected groove, and can dismantle with the heat conduction seat and be connected.
The utility model has the advantages that: the heat conducting seat absorbs the heat of the LED near-beam light source and the LED high-beam light source, and dissipates the heat through the longitudinal partition grooves, so that the temperature of the LED near-beam light source is reduced while dissipating the heat through the longitudinal partition grooves; meanwhile, the heat conductor further guides heat at the LED high-beam light source, and the heat radiator further dissipates heat of the LED high-beam light source, so that the heat dissipation effect of the car lamp heat dissipation device can be ensured.
Drawings
Fig. 1 is a rear view of the vehicle lamp heat sink of the present invention;
fig. 2 is a schematic structural view of the vehicle lamp heat dissipation device with the heat dissipation fan removed;
FIG. 3 is a right side view of FIG. 2;
FIG. 4 is an exploded view of FIG. 2;
in the figure: 1. the heat-conducting seat comprises a heat-conducting seat, 11 a low-beam light source mounting platform, 12 a high-beam light source mounting platform, 13 a longitudinal partition groove, 14 a first positioning hole, 15 a second positioning hole, 16 a buckle, 2 a radiator, 21 a mounting hole, 22 a mounting groove, 3 a heat conductor, 31 an evaporation section, 32 a condensation section, 33 a connecting section and 4 a radiating fan
The utility model discloses realization and the advantage of function will combine the embodiment, will make further explanation with the attached drawing.
Detailed Description
In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.
It should be noted that all the directional indicators (such as upper, lower, left and right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
For further understanding of the contents, features and effects of the present invention, the following embodiments are exemplified in conjunction with the accompanying drawings as follows:
referring to fig. 1 to 4, fig. 1 is a rear view of the heat dissipating device of the vehicular lamp of the present invention; fig. 2 is a schematic structural view of the vehicle lamp heat dissipation device with the heat dissipation fan removed; FIG. 3 is a right side view of FIG. 2; fig. 4 is an exploded view of fig. 2. As shown in the figure, the heat sink for vehicle lamp of the present application includes: the heat conduction seat comprises a heat conduction seat 1, wherein one side of the heat conduction seat 1 is provided with a near light source mounting platform 11 and a far light source mounting platform 12, the other side of the heat conduction seat 1 is provided with a longitudinal partition groove 13, and the longitudinal partition groove 13 is positioned below the near light source mounting platform 11; the radiator 2 is arranged below the high beam light source mounting platform 12; the heat conductor 3, the heat conductor 3 locates in the heat sink 2; wherein, passing light source mounting platform 11 is used for fixing LED passing light source, and distance light source mounting platform 12 is used for fixing LED distance light source, vertically separates disconnected groove 13 and is used for the body heat dissipation for heat-conducting seat 1, and radiator 2 and heat conductor 3 are used for the heat dissipation for LED distance light source.
Referring to fig. 2 to 4, as shown in the drawings, in the present embodiment, the heat sink 2 includes a plurality of heat dissipating fins, the heat dissipating fins are stacked vertically, and gaps between the heat dissipating fins and gaps between the longitudinal partition grooves 13 are communicated with each other, so as to facilitate air circulation, better dissipate heat of the heat conducting base 1, and further reduce the temperature of the heat conducting base.
Referring to fig. 4, in the present embodiment, the heat conductor 3 is U-shaped, and includes an evaporation section 31, a condensation section 32 and a connection section 33, the connection section 33 is connected to two ends of the evaporation section 31, and the condensation section 32 is connected to two sides of the evaporation section 31 through the connection section 33. The heat conductor 3 is used for guiding out heat at the far-reaching light source mounting platform 12, and the U-shaped heat conductor 3 increases the length of the heat conductor 3 while not changing the height of the heat conductor 3, so that the heat at the far-reaching light source mounting platform 12 can be guided out in a larger amount.
Referring to fig. 3 and 4, in the present embodiment, as shown in the drawings, the heat sink 2 is provided with a mounting hole 21 and a mounting groove 22, one of the condensation sections 32 penetrates through the mounting hole 21, and the other condensation section 32 is disposed in the mounting groove 22 and connected to the high beam light source mounting platform 12. The mounting hole 21 and the mounting groove 22 are arranged along the thickness direction of the radiator 2, one part of the condensation section 32 penetrating through the mounting hole 21 is arranged in the interlayer radiating fins, and the other part is arranged in the gaps of the radiating fins of each layer, so that the radiator 2 has a better radiating effect on the condensation section 32; one side of the condensation section 32 arranged in the installation groove 22 is in contact with the installation groove 22, and the other side is tightly attached to the high beam light source installation platform 12, so that heat at the high beam light source installation platform 12 can be led out.
Referring to fig. 3 and 4 again, as shown in the figure, the evaporation section 31 extends towards the longitudinal partition groove 13 and is connected with the part of the longitudinal partition groove 13 close to the heat sink 2, so that not only can the heat at the far-beam light source mounting platform 12 be maximally led out through the heat conductor 3, but also the heat at the near-beam light source mounting platform 11 can be led out through the heat conductor 3, the heat dissipation efficiency of the heat dissipation device is improved, the structure of the heat dissipation device is more compact, and the cost can be reduced
The heat conductor 3 of the embodiment is a hollow structure, and the heat conductor 3 is internally filled with a heat-conducting medium; the heat-conducting medium can obviously reduce the thermal resistance of the heat conductor 3 and improve the heat dissipation efficiency.
The heat conductor 3 of the present embodiment has a vacuum inside; under vacuum state, the boiling point of heat-conducting medium reduces, and liquid is evaporated by evaporation zone 31, condenses at condensation zone 32 and takes away the heat, can be more fast like this for its heat dissipation at car light during operation for heat dispersion reinforcing satisfies head-light heat dissipation demand under the high-power.
Referring to fig. 2 and 4, as shown in the drawings, the low beam light source mounting platform 11 of the present embodiment is provided with a first positioning hole 14, and the first positioning hole 14 is used for positioning when fixing the LED low beam light source, so as to accurately position the LED low beam light source.
Referring to fig. 2 and 4, as shown in the figure, the far-light source mounting platform 12 of the present embodiment is provided with a second positioning hole 15, and the second positioning hole 15 is used for positioning when fixing the LED far-light source, so as to accurately position the LED far-light source.
Referring to fig. 1 again, as shown in the figure, the heat dissipating device for the vehicular lamp of the present embodiment further includes a heat dissipating fan 4, wherein the heat dissipating fan 4 is disposed on one side of the heat conducting base 1 where the longitudinal partition groove 13 is disposed, and is detachably connected to the heat conducting base 1. The heat dissipation fan 4 is connected with the heat conduction seat 1 through a buckle 16 arranged on the heat conduction seat 1. The heat dissipation fan 4 can rapidly transfer the heat of the LED light source conducted on the heat sink 2 to ensure that the LED light source is at a normal operating temperature.
In the specific application:
when the headlamp works, an LED low-beam light source arranged on a low-beam light source mounting platform 11 and an LED primary light source arranged on a high-beam light source mounting platform 12 start to generate heat, the heat conduction seat 1 guides out heat at the LED low-beam light source and the LED primary light source and conducts heat dissipation through the longitudinal isolation groove 13 and outside air circulation, a condensation section 32 in contact with the high-beam light source mounting platform 12 guides out heat at the high-beam light source mounting platform 12, meanwhile, a part of an evaporation section 31 in contact with the longitudinal isolation groove 13 guides out heat at the longitudinal isolation groove 13, the heat radiator 2 conducts heat for the heat conductor 3, and the high-beam light source at the high-beam light source mounting platform 12 and the low-beam light source at the low-beam light source mounting platform 11 are cooled; in the process, the heat dissipation fan 4 is started, and heat conducted by the longitudinal partition groove 1313 and the heat dissipation device 2 is quickly dissipated through convection, so that the headlamp is ensured to be in a normal working temperature environment.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modification, equivalent replacement or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A vehicle lamp heat dissipation device, comprising:
the heat conduction seat comprises a heat conduction seat (1), wherein one side of the heat conduction seat (1) is provided with a near light source installation platform (11) and a far light source installation platform (12), the other side of the heat conduction seat (1) is provided with a longitudinal partition groove (13), and the longitudinal partition groove (13) is positioned below the near light source installation platform (11);
the radiator (2), the said radiator (2) locates under the said high beam light source mounting platform (12);
the heat conductor (3), the said heat conductor (3) locates in the said radiator (2);
the low-beam light source mounting platform (11) is used for fixing an LED low-beam light source, the high-beam light source mounting platform (12) is used for fixing an LED high-beam light source, the longitudinal partition groove (13) is used for dissipating heat of the body of the heat conducting seat (1), and the radiator (2) and the heat conductor (3) are used for dissipating heat of the LED high-beam light source.
2. Vehicle lamp heat sink according to claim 1, characterized in that the heat sink (2) comprises a plurality of heat dissipating fins.
3. The heat sink for vehicle lamps according to claim 1, wherein the heat conductor (3) is U-shaped and comprises an evaporation section (31), a condensation section (32) and a connection section (33), the connection section (33) is connected to two ends of the evaporation section (31), and the condensation section (32) is connected to two sides of the evaporation section (31) through the connection section (33).
4. The heat sink for vehicle lamps according to claim 3, wherein the heat sink (2) is provided with a mounting hole (21) and a mounting groove (22), one of the condensation sections (32) penetrates through the mounting hole (21), and the other condensation section (32) is disposed in the mounting groove (22) and connected to the high beam light source mounting platform (12).
5. The heat sink for vehicle lamps according to claim 4, wherein the evaporation section (31) extends toward the longitudinal partition groove (13) and is connected to a portion of the longitudinal partition groove (13) adjacent to the heat sink (2).
6. The heat sink for vehicular lamp according to claim 3, wherein the heat conductor (3) is a hollow structure, and the heat conductor (3) contains a heat-conducting medium.
7. The heat sink for vehicular lamp according to claim 4, wherein the heat conductor (3) is vacuum-formed inside.
8. The vehicle lamp heat sink according to claim 1, wherein a first positioning hole (14) is provided on the low beam light source mounting platform (11), and the first positioning hole (14) is used for positioning when fixing the LED low beam light source.
9. The heat sink for vehicular lamp according to claim 1, wherein the high beam light source mounting platform (12) is provided with a second positioning hole (15), and the second positioning hole (15) is used for positioning when fixing the LED high beam light source.
10. The heat sink for vehicular lamp according to claim 1, further comprising a heat dissipating fan (4), wherein the heat dissipating fan (4) is disposed on a side of the heat conducting base (1) where the longitudinal partition groove (13) is disposed, and is detachably connected to the heat conducting base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922222987.2U CN211399643U (en) | 2019-12-12 | 2019-12-12 | Car light heat abstractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922222987.2U CN211399643U (en) | 2019-12-12 | 2019-12-12 | Car light heat abstractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211399643U true CN211399643U (en) | 2020-09-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922222987.2U Active CN211399643U (en) | 2019-12-12 | 2019-12-12 | Car light heat abstractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211399643U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112178589A (en) * | 2020-09-30 | 2021-01-05 | 广州光联电子科技有限公司 | Heat dissipation system for automobile headlamp |
-
2019
- 2019-12-12 CN CN201922222987.2U patent/CN211399643U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112178589A (en) * | 2020-09-30 | 2021-01-05 | 广州光联电子科技有限公司 | Heat dissipation system for automobile headlamp |
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