CN112032671A - Air cooling and fin combination formula car headlamp heat radiation structure - Google Patents

Air cooling and fin combination formula car headlamp heat radiation structure Download PDF

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Publication number
CN112032671A
CN112032671A CN202010862904.0A CN202010862904A CN112032671A CN 112032671 A CN112032671 A CN 112032671A CN 202010862904 A CN202010862904 A CN 202010862904A CN 112032671 A CN112032671 A CN 112032671A
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CN
China
Prior art keywords
wall
water
radiator
heat dissipation
lamp
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Pending
Application number
CN202010862904.0A
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Chinese (zh)
Inventor
孙翔飞
熊德平
刘建林
施成杯
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Zhenjiang Shangwo Electronic Co ltd
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Zhenjiang Shangwo Electronic Co ltd
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Priority to CN202010862904.0A priority Critical patent/CN112032671A/en
Publication of CN112032671A publication Critical patent/CN112032671A/en
Pending legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S45/00Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
    • F21S45/40Cooling of lighting devices
    • F21S45/42Forced cooling
    • F21S45/46Forced cooling using liquid
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S45/00Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
    • F21S45/40Cooling of lighting devices
    • F21S45/42Forced cooling
    • F21S45/43Forced cooling using gas
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21WINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2107/00Use or application of lighting devices on or in particular types of vehicles
    • F21W2107/10Use or application of lighting devices on or in particular types of vehicles for land vehicles
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00Light-generating elements of semiconductor light sources
    • F21Y2115/10Light-emitting diodes [LED]

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)

Abstract

The invention discloses an air cooling and fin combined type automobile headlamp heat dissipation structure which comprises a lamp shell, wherein an LED lamp is arranged inside the lamp shell, a substrate is arranged on one side inside the lamp shell, an electric wire is connected to one side of the outer wall of the LED lamp and penetrates through the inner wall of the substrate, the substrate is matched with the lamp shell, an internal thread is arranged on one side, away from the substrate, of the inner wall of the lamp shell, and a heat conduction rod is arranged on one side of the outer wall of the lamp shell. According to the LED lamp, the inner threads of the inner wall of the lamp shell are in threaded connection with the outer threads of the outer wall of the heat conducting rod, the fixing frame and the heat conducting rod are movably sleeved and combined, heat generated during the operation of the LED lamp is conducted into the radiator through the heat conducting rod, the fan drives air to enter the interior of the radiator from the air inlet to blow hot air to the water distribution pipe when rotating, then the hot air blows to the heat dissipation fins, the heat dissipation area is increased, heat dissipation is accelerated, cooling water in the water storage tank is conveyed to the water distribution pipe through the water pump, the heat dissipation effect is enhanced, the working effect is guaranteed, and the service life of.

Description

Air cooling and fin combination formula car headlamp heat radiation structure
Technical Field
The invention relates to the technical field of automobile lamps, in particular to an air cooling and fin combined type automobile headlamp heat dissipation structure.
Background
At present, with social progress and economic development, automobiles have been widely introduced into households. The vehicle lamp is an important component of the automobile and plays an important role in the aspects of vehicle running and driving safety guarantee. For a long time, halogen lamps and xenon lamps are used for automobile lamps, which can meet basic use requirements, but have the obvious defects of high working temperature, large electric energy consumption, low output light efficiency, short service life, large light attenuation, delayed starting and the like. For example, in the 55W/12V halogen lamp, the temperature near the bulb is more than 250 ℃, while the lamp cup of the current automobile headlight is mostly formed by plastic, and the reflecting material is electroplated on the inner surface of the lamp cup to form a reflecting layer, and under the action of the high temperature, the reflecting material of the lamp cup is accelerated to age and fall off. Therefore, many automotive headlamps have begun to employ LED light sources instead of halogen lamps.
The existing automobile LED headlamp has poor heat dissipation effect and influences working effect and service life.
Therefore, it is necessary to provide a heat dissipation structure for an automotive headlamp with a combination of air cooling and fins to solve the above problems.
Disclosure of Invention
The invention aims to provide an air-cooling and fin-combined type automobile headlamp heat dissipation structure, cooling water is injected after a sealing cover is opened, then a fixing frame and a heat conduction rod are movably sleeved and combined after internal threads on the inner wall of a lamp shell are connected with external threads on the outer wall of the heat conduction rod in a threaded manner, heat generated during the work of an LED lamp is conducted into a radiator through the heat conduction rod, air is driven to enter the radiator from an air inlet to blow hot air to a water diversion pipe when a fan rotates, then the hot air is blown to a heat dissipation fin, the heat dissipation area is increased, air generates turbulence, the heat dissipation is accelerated, the heat can be quickly dissipated, and the cooling water in a water storage tank is conveyed to the water diversion pipe through a one-way valve through a water pump, so that the.
In order to achieve the above purpose, the invention provides the following technical scheme: the utility model provides an air-cooled and fin combination formula car headlamp heat radiation structure, includes the lamp body, the inside LED lamp that is equipped with of lamp body, the inside one side of lamp body is equipped with the base plate, LED lamp outer wall one side is connected with the electric wire, the electric wire runs through the base plate inner wall, base plate and lamp body phase-match, the base plate one side is kept away from to the lamp body inner wall is equipped with the internal thread, lamp body outer wall one side is equipped with the heat conduction stick, the heat conduction stick outer wall is close to lamp body one side and is equipped with the external screw thread, the lamp body outer wall has cup jointed the mount near heat conduction stick one side, the mount inner wall is equipped with the rubber pad, the heat conduction stick outer wall.
The heat dissipation mechanism comprises a fan, one side of the outer wall of the fan is fixedly connected with the radiator, the outer wall of the radiator is provided with heat dissipation fins, a channel is formed in one side of the inner wall of the radiator, a storage tank is arranged inside the radiator, one side of the inside of the storage tank is provided with a water storage tank, a water pump is arranged on one side, close to the storage tank, of the inner wall of the storage tank, a guide pipe is arranged at the joint of the water pump and the storage tank, the water inlet end of the water pump is connected with the storage tank through the guide pipe, a water collecting pipe is connected with the water outlet end of the water pump, a one-way valve is arranged inside the water collecting pipe, the inner wall of the storage tank is far away from one side of the water tank, a water tank is formed in the.
Preferably, a water inlet is formed in one side of the inner wall of the water storage tank, a sealing cover is arranged on one side of the water inlet, a rubber layer is arranged on one side of the outer wall of the sealing cover, and the sealing cover is matched with the water inlet.
Preferably, the heat conducting rod is made of aluminum material, and the lamp housing is formed by forging aluminum material.
Preferably, the cross-sectional shape of the radiator is circular, and the external thread is in threaded connection with the internal thread.
Preferably, deposit a plurality of fixed blocks of incasement wall fixedly connected with, the fixed block is kept away from and is deposited incasement wall one side and radiator fixed connection.
Preferably, the inner wall of the cover plate is in threaded connection with a threaded nail, and the cover plate is detachably connected with the radiator through the threaded nail.
In the technical scheme, the invention provides the following technical effects and advantages:
after the sealing cover is opened, cooling water is injected, then the fixing frame and the heat conducting rod are movably sleeved and combined after the internal thread of the inner wall of the lamp shell is connected with the external thread of the outer wall of the heat conducting rod, heat generated during the work of the LED lamp is conducted into the radiator through the heat conducting rod, when the fan rotates, the fan drives the air to enter the radiator through the air inlet to blow hot air to the water distribution pipe, then the hot air blows to the radiating fins, the radiating area is increased, turbulent flow is generated in the air, the radiating is accelerated, the heat can be quickly radiated, a good radiating effect is achieved, the cooling water in the water storage tank is conveyed to the water distribution pipe through the check valve through the water pump, the cooling effect of the heat conducting rod is better, the radiating effect is enhanced, the phenomenon that the LED lamp is burnt due to overheating during work is avoided, the working effect is ensured.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
FIG. 1 is a cross-sectional view of the overall construction of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a top view of the present invention;
FIG. 4 is a cross-sectional top view of the present invention;
FIG. 5 is an enlarged view of the structure of FIG. 1A according to the present invention.
Description of reference numerals:
the LED lamp comprises a lamp housing 1, an LED lamp 2, a base plate 3, an internal thread 4, a heat conducting rod 5, an external thread 6, a fixing frame 7, a sealing cover 8, a radiator 9, a cover plate 10, an air inlet 11, a fan 12, a heat radiating fin 13, a channel 14, a storage box 15, a water storage tank 16, a water pump 17, a water collecting pipe 18, a check valve 19, a water tank 20, a water dividing pipe 21 and a thread nail 22.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
The invention provides an air cooling and fin combined type automobile headlamp heat dissipation structure as shown in figures 1-5, which comprises a lamp shell 1, wherein an LED lamp 2 is arranged inside the lamp shell 1, a substrate 3 is arranged on one side inside the lamp shell 1, an electric wire is connected to one side of the outer wall of the LED lamp 2, the electric wire penetrates through the inner wall of the substrate 3, the substrate 3 is matched with the lamp shell 1, an internal thread 4 is arranged on one side, away from the substrate 3, of the inner wall of the lamp shell 1, a heat conduction rod 5 is arranged on one side of the outer wall of the lamp shell 1, an external thread 6 is arranged on one side, close to the lamp shell 1, of the outer wall of the lamp shell 1, a fixing frame 7 is sleeved on one side, close to the heat conduction rod 5, of the outer wall of the fixing frame 7 is provided with a rubber pad, a heat dissipation mechanism is arranged inside the heat sink 9.
The heat dissipation mechanism comprises a fan 12, one side of the outer wall of the fan 12 is fixedly connected with a radiator 9, the outer wall of the radiator 9 is provided with a heat dissipation fin 13, one side of the inner wall of the radiator 9 is provided with a channel 14, a storage box 15 is arranged inside the radiator 9, one side inside the storage box 15 is provided with a water storage box 16, one side of the inner wall of the storage box 15, which is close to the water storage box 16, is provided with a water pump 17, the joint of the water pump 17 and the water storage box 16 is provided with a guide pipe, the water inlet end of the water pump 17 is connected with the water storage box 16 through the guide pipe, the water outlet end of the water pump 17 is connected with a water collection pipe 18, the water collection pipe is internally provided with a one-way valve 19, one side of the inner wall of the storage box 15, which is far away from the water storage box, the water collecting pipe 18 is fixedly connected with the water diversion pipe 21, cooling water is injected after the sealing cover 8 is opened before use, then the internal thread 4 on the inner wall of the lamp shell is in threaded connection with the external thread 6 on the outer wall of the heat conducting rod 5, the fixing frame 7 and the heat conducting rod 5 are movably sleeved and combined, the rubber pad on the inner wall of the fixing frame 7 enables the heat conducting rod 5 and the fixing frame 7 to be tightly combined, the whole automobile LED lamp 2 is conveniently fixed on an automobile, heat generated when the LED lamp 2 works is conducted into the radiator 9 through the heat conducting rod 5, the fan 12 drives wind to enter the interior of the radiator 9 from the wind inlet 11 to blow towards the water diversion pipe 21 when rotating, then the hot wind blows to the radiating fins 13, the radiating area is increased, air generates turbulence, the heat radiation is accelerated, the heat can be quickly radiated, a good radiating effect is achieved, and the cooling water in the water storage tank 16 is conveyed to the water diversion pipe, cooling water in the distributive pipe 21, can accelerate the surface of radiator 9 and radiating fin 13's radiating rate, improve equipment's radiating efficiency, make LED lamp 2 work more stable, lamp body 1 is formed by the aluminium material forging and pressing, radiator 9 is formed by the aluminium material extrusion, both make whole car LED headlamp sturdy in structure, the cooling effect that makes the heat conduction stick is better, strengthen its radiating effect, avoided the overheated phenomenon that leads to burning out of 2 work of LED lamp, the work effect has been guaranteed and the life of LED lamp 2 has been improved.
Further, in the above technical scheme, a water inlet is formed in one side of the inner wall of the water storage tank 16, a sealing cover 22 is arranged on one side of the water inlet, a rubber layer is arranged on one side of the outer wall of the sealing cover 22, the sealing cover 22 is matched with the water inlet, when the fan 12 rotates, the driving air enters the inside of the radiator 9 from the air inlet 11 and blows towards the water distribution pipe 21, then the hot air blows to the radiating fins 13, the radiating area is increased, the rubber layer is tightly attached to the water inlet, and therefore water in the water storage tank 16 is not prone.
Furthermore, in the above technical solution, the heat conducting rod 5 is made of aluminum material, the lamp housing 1 is formed by forging aluminum material, and the heat sink 9 is formed by extruding aluminum material, so that the whole automotive LED headlamp has a firm structure, the cooling effect of the heat conducting rod is better, and the heat dissipation effect of the heat conducting rod is enhanced.
Furthermore, in the above technical scheme, the cross-sectional shape of the heat sink 9 is set to be circular, the external thread 6 is in threaded connection with the internal thread 4, and the internal thread 4 on the inner wall of the lamp housing is in threaded connection with the external thread 6 on the outer wall of the heat conducting rod 5, so that the heat sink is convenient to install, disassemble and maintain.
Further, in the above technical scheme, the outer wall of the storage box 15 is fixedly connected with a plurality of fixing blocks, and one side of the fixing block, which is far away from the outer wall of the storage box 15, is fixedly connected with the radiator 9, so that the storage box 15 is fixed inside the radiator 9.
Further, in the above technical scheme, there is a screw thread 22 in the inner wall of the cover plate 10, the cover plate 10 is detachably connected with the radiator 9 through the screw thread 22, so that the maintenance of parts inside the radiator 9 and the timely water addition of the water storage tank to prevent dry burning are facilitated, and the heat dissipation effect is ensured.
This practical theory of operation:
referring to the attached drawings 1-5 of the specification, before the LED lamp is used, after a sealing cover 8 is opened, cooling water is injected, then the internal thread 4 on the inner wall of a lamp shell is in threaded connection with the external thread 6 on the outer wall of a heat conducting rod 5, a fixing frame 7 and the heat conducting rod 5 are movably sleeved and combined, heat generated when the LED lamp 2 works is conducted into a radiator 9 through the heat conducting rod 5, hot air entering the radiator 9 from an air inlet 11 is driven to blow towards a water diversion pipe 21 when a fan 12 rotates, then the hot air blows to a heat radiating fin 13, and the cooling water in a water storage tank 16 is conveyed to the water diversion pipe 21 through a one-way valve 19 through a water pump 17.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims (6)

1. The utility model provides an air-cooled and fin combination formula car headlamp heat radiation structure, includes lamp body (1), its characterized in that: the LED lamp is characterized in that an LED lamp (2) is arranged inside the lamp housing (1), a base plate (3) is arranged on one side inside the lamp housing (1), an electric wire is connected to one side of the outer wall of the LED lamp (2) and penetrates through the inner wall of the base plate (3), the base plate (3) is matched with the lamp housing (1), an internal thread (4) is arranged on one side, away from the base plate (3), of the inner wall of the lamp housing (1), a heat conducting rod (5) is arranged on one side of the outer wall of the lamp housing (1), an external thread (6) is arranged on one side, close to the lamp housing (1), of the outer wall of the heat conducting rod (5), a fixing frame (7) is sleeved on one side, close to the heat conducting rod (5), of the outer wall of the lamp housing (1), a rubber pad is arranged on the inner wall of the fixing frame (7), a radiator (, and a heat dissipation mechanism is arranged in the heat radiator (9).
The heat dissipation mechanism comprises a fan (12), one side of the outer wall of the fan (12) is fixedly connected with a radiator (9), the outer wall of the radiator (9) is provided with heat dissipation fins (13), one side of the inner wall of the radiator (9) is provided with a channel (14), a storage box (15) is arranged inside the radiator (9), one side inside the storage box (15) is provided with a water storage tank (16), one side, close to the water storage tank (16), of the inner wall of the storage box (15) is provided with a water pump (17), a guide pipe is arranged at the joint of the water pump (17) and the water storage tank (16), the water inlet end of the water pump (17) is connected with the water storage tank (16) through the guide pipe, the water outlet end of the water pump (17) is connected with a water collection pipe (18), a one-way valve (19) is arranged inside the water collection pipe, one side, far away from the, one side of the water diversion pipe (21) penetrates through the inner wall of the storage box (15) to be connected with the water tank (20), the other side of the water diversion pipe (21) extends into the channel (14), and the water collection pipe (18) is fixedly connected with the water diversion pipe (21).
2. The heat dissipation structure of claim 1, wherein: the water storage tank is characterized in that a water inlet is formed in one side of the inner wall of the water storage tank (16), a sealing cover (8) is arranged on one side of the water inlet, a rubber layer is arranged on one side of the outer wall of the sealing cover (8), and the sealing cover (8) is matched with the water inlet.
3. The heat dissipation structure of claim 1, wherein: the heat conducting rod (5) is made of aluminum material, and the lamp shell (1) is formed by forging and pressing aluminum material.
4. The heat dissipation structure of claim 1, wherein: the cross section of the radiator (9) is circular, and the external thread (6) is in threaded connection with the internal thread (4).
5. The heat dissipation structure of claim 1, wherein: deposit case (15) outer wall fixedly connected with a plurality of fixed blocks, the fixed block is kept away from and is deposited case (15) outer wall one side and radiator (9) fixed connection.
6. The heat dissipation structure of claim 1, wherein: the inner wall of the cover plate (10) is in threaded connection with a threaded nail (22), and the cover plate (10) is detachably connected with the radiator (9) through the threaded nail (22).
CN202010862904.0A 2020-08-25 2020-08-25 Air cooling and fin combination formula car headlamp heat radiation structure Pending CN112032671A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010862904.0A CN112032671A (en) 2020-08-25 2020-08-25 Air cooling and fin combination formula car headlamp heat radiation structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010862904.0A CN112032671A (en) 2020-08-25 2020-08-25 Air cooling and fin combination formula car headlamp heat radiation structure

Publications (1)

Publication Number Publication Date
CN112032671A true CN112032671A (en) 2020-12-04

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CN202010862904.0A Pending CN112032671A (en) 2020-08-25 2020-08-25 Air cooling and fin combination formula car headlamp heat radiation structure

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114857538A (en) * 2022-03-25 2022-08-05 赫朗科技(江苏)有限公司 Air guide type radiator for automobile high beam lamp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114857538A (en) * 2022-03-25 2022-08-05 赫朗科技(江苏)有限公司 Air guide type radiator for automobile high beam lamp

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Application publication date: 20201204