CN213686649U - LED car lamp with double heat dissipation structures - Google Patents
LED car lamp with double heat dissipation structures Download PDFInfo
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- CN213686649U CN213686649U CN202023061119.XU CN202023061119U CN213686649U CN 213686649 U CN213686649 U CN 213686649U CN 202023061119 U CN202023061119 U CN 202023061119U CN 213686649 U CN213686649 U CN 213686649U
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- heat dissipation
- circuit board
- led
- lamp
- heat
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 109
- 230000005855 radiation Effects 0.000 claims abstract description 19
- 241000258971 Brachiopoda Species 0.000 claims abstract description 14
- 229910052782 aluminium Inorganic materials 0.000 claims description 11
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 11
- 238000009434 installation Methods 0.000 description 13
- 230000000694 effects Effects 0.000 description 10
- 238000001816 cooling Methods 0.000 description 6
- 230000009977 dual effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model belongs to the field of car LED lamp especially relates to LED car light with two heat radiation structure. The heat dissipation device comprises a car lamp shell, a circuit board arranged in the car lamp shell, a lamp source arranged on the circuit board, a heat dissipation assembly arranged on the car lamp shell and in contact with one end of the circuit board and used for transferring heat out of the car lamp shell, and a heat dissipation fan and a second heat dissipation assembly arranged on the car lamp shell and opposite to the other end of the circuit board or the lamp source. It is through setting up two heat radiation structure in car light shell, strengthens dispelling the heat to the circuit board and LED lamp source on it to can increase the power of LED lamp source, need not worry the big problem of calorific capacity, one side uses the radiator unit of direct and circuit board contact moreover, and the opposite side adopts radiator fan or second radiator unit's two heat radiation structure, and it is with low costs than the radiator unit who has the double fan, and the structure is simpler moreover, and the part is less, and life is longer.
Description
[ technical field ] A method for producing a semiconductor device
The utility model belongs to the field of car LED lamp especially relates to LED car light with two heat radiation structure.
[ background of the invention ]
Automotive LED lamps, also known as automotive headlamps, are closely linked to safe driving. The LED is a high-efficiency energy-saving new light source, and the LED lamp is used as a core lighting component of a new energy automobile. The power of the existing LED vehicle lamp cannot be further improved due to the limitation of heat dissipation, so that the performance of the vehicle lamp is limited.
[ summary of the invention ]
The problem that can't promote to lead to having limited the car light performance for the radiating effect who solves among the prior art LED car light, the utility model provides a LED car light with two heat radiation structure.
The utility model discloses a realize through following technical scheme:
LED car light with two heat radiation structure, including the car light casing, locate the circuit board in the car light casing and locate the lamp source on the circuit board, still including locate on the car light casing with circuit board one end contact is used for the external radiator unit with heat transfer car light casing, and locate on the car light casing with the circuit board other end or relative radiator fan in lamp source and second radiator unit.
According to the LED car lamp with the double heat dissipation structures, the heat dissipation assembly is located at the upper end of the car lamp shell and connected with the upper end of the circuit board.
According to the LED car lamp with the double heat dissipation structures, the second heat dissipation assembly comprises the fins and the heat pipes, the heat pipes are connected to the circuit board, and the fins are connected to the heat pipes.
According to the LED car lamp with the double heat dissipation structures, the heat dissipation component is the heat dissipation fin which is located at the upper end of the car lamp shell and is integrally formed with the car lamp shell.
According to the LED vehicle lamp with the double heat dissipation structure, the heat dissipation sheet is wound on the outer surface of the vehicle lamp shell and extends from the upper end to the inside to be in contact with the circuit board.
According to the LED car lamp with the double heat dissipation structures, the upper end of the car lamp shell is provided with the installation position, and the heat dissipation assembly is arranged in the installation position.
According to the LED car lamp with the double heat dissipation structures, the heat dissipation assembly is the heat dissipation fins arranged in the installation position and connected with the circuit board.
According to the LED car lamp with the double heat dissipation structures, the middle part of the lower end of each heat dissipation fin is provided with the clamping part for the circuit board to be clamped and installed.
According to the LED car lamp with the double heat dissipation structure, the heat dissipation assembly is the heat dissipation aluminum piece which is arranged in the installation position and connected with the circuit board.
According to the LED car lamp with the double heat dissipation structures, the end part of the circuit board is clamped into the heat dissipation aluminum piece, and the periphery of the heat dissipation aluminum piece is provided with the plurality of heat dissipation fins which extend outwards and are arranged at intervals.
According to the LED car lamp with the double heat dissipation structure, the second heat dissipation fins which are in contact with the circuit board and are opposite to the heat dissipation fan are further arranged in the car lamp shell.
Compared with the prior art, the utility model discloses there is following advantage:
1. the utility model provides a LED car light with two heat radiation structure, it is through setting up two heat radiation structure in the car light shell, strengthen the LED lamp source to the circuit board and above, thereby can increase the power in LED lamp source, need not worry the big problem of calorific capacity, and one side uses the radiator unit of direct and circuit board contact, the opposite side adopts radiator fan or second radiator unit's two heat radiation structure, it is with low costs than the heat radiation structure that has the double fan, and the structure is more simple, the part is less, long service life is longer.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a structural diagram of an LED car lamp with a double heat dissipation structure according to the present invention;
fig. 2 is a schematic structural diagram of an embodiment of an LED vehicle lamp with a dual heat dissipation structure according to the present invention;
fig. 3 is a schematic structural view (heat dissipation fins) of a second embodiment of the LED vehicle lamp with a dual heat dissipation structure according to the present invention;
fig. 4 is a schematic structural diagram (heat dissipation aluminum member) of a second embodiment of the LED vehicle lamp with a dual heat dissipation structure according to the present invention;
fig. 5 is a schematic structural view of a second heat dissipation assembly of the LED vehicle lamp with a dual heat dissipation structure according to the present invention;
fig. 6 is a schematic structural diagram of the LED car lamp with double heat dissipation structures of the present invention.
[ detailed description ] embodiments
In order to make the technical problem, technical solution and advantageous effects solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to further explain the present invention in detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The utility model discloses a realize through following technical scheme:
as shown in fig. 1 to 4, the LED car lamp with double heat dissipation structures includes a car lamp housing 1, a circuit board 2 disposed in the car lamp housing 1, and a lamp source 3 disposed on the circuit board 2, and further includes a heat dissipation assembly 4 disposed on the car lamp housing 1 and contacting with one end of the circuit board 2 for transferring heat out of the car lamp housing 1, and a heat dissipation fan 5 and a second heat dissipation assembly 6 disposed on the car lamp housing 1 and opposite to the other end of the circuit board 2 or the lamp source 3. The utility model provides a LED car light with two heat radiation structure, it is through setting up two heat radiation structure in the car light shell, strengthen the LED lamp source to the circuit board and above, thereby can increase the power in LED lamp source, need not worry the big problem of calorific capacity, and one side uses the radiator unit of direct and circuit board contact, the opposite side adopts radiator fan's two heat radiation structure, it is with low costs than the heat radiation structure that has just had the double fan, and the structure is more simple moreover, the part is less, long service life.
Further, the heat dissipation assembly 4 is located at the upper end of the car lamp housing 1 and connected with the upper end of the circuit board 2. The circuit board is cooled from the end part, and the end part of the car lamp shell is located, so that the contact area between the circuit board and the outside is large, and the cooling effect is good. The heat dissipation component can be designed into heat dissipation metal fins, and the heat dissipation metal fins can be designed into copper sheets and aluminum pieces. And the heat dissipation assembly can be directly connected with the copper substrate or can be designed to be connected with the heat conduction pipe, so that the heat conduction and the heat dissipation of the light source system can be higher.
The first embodiment of the heat dissipation assembly:
as shown in fig. 1, the heat sink assembly 4 is a heat sink located at the upper end of the lamp housing 1 and integrally formed with the lamp housing 1. Specifically, the heat sink is wound around the outer surface of the lamp housing 1 and extends from the upper end to the inside to contact the circuit board 2. The structure is simple, the heat dissipation assembly is one part of the shell, and the assembly is convenient.
Embodiment two of the heat dissipating assembly:
the upper end of the car light shell 1 is provided with an installation position 401, and the heat dissipation assembly 4 is arranged in the installation position 401. The first embodiment is different from the first embodiment in that the heat dissipation assembly is replaceable, different heat dissipation parts can be set according to vehicle lamp parameters with different power sizes, good product grade division is formed, and cost is saved correspondingly.
Specifically, as shown in fig. 3, the heat dissipation assembly 4 is a heat dissipation fin disposed in the mounting position 401 and connected to the circuit board 2, and the middle of the lower end of the heat dissipation fin has a clamping portion for the circuit board 2 to be clamped into. Alternatively, as shown in fig. 3, the heat sink assembly 4 is a heat dissipating aluminum member disposed in the mounting position 401 and connected to the circuit board 2. 2 tip cards of circuit board are gone into and are installed to the heat dissipation aluminium alloy in, the heat dissipation aluminium alloy periphery is equipped with a plurality of radiating fin that extend its interval setting outwards. The heat dissipation fins or the heat dissipation aluminum pieces are directly clamped into the end parts of the circuit board to form contact installation, and the heat of the circuit board can be transferred out through the heat dissipation fins or the heat dissipation aluminum pieces, so that the heat dissipation effect is good.
The first embodiment of the second heat dissipation assembly:
as shown in fig. 4, a second heat sink fin 51 contacting the circuit board 2 and facing the heat sink fan 5 is further disposed in the lamp housing 1. Namely, the second heat dissipation assembly is a second heat dissipation fin. This scheme adopts fin and radiator fan's form to carry out high-efficient heat dissipation to the other end or the lamp pearl department of circuit board, the circuit board is located LED lamp source below and is equipped with downwardly extending's side, be equipped with the screens that can supply this side card to go into in the second radiator fin 51, through second radiator fin's setting, effectively transmit the second radiator fin with a large amount of heats on the circuit board on, the rethread radiator fan can reach high-efficient radiating effect.
A second heat dissipation assembly;
as shown in fig. 5, the second heat dissipation assembly 6 is a fin and a heat pipe 61, the heat pipe 61 is connected to the circuit board 2, and the fin is connected to the heat pipe 61. The scheme is different from the scheme in that the heat dissipation structure adopts the fins and the heat pipes and is matched with the heat dissipation fan, so that the cost of the product is lower, and the heat dissipation effect is good. The heat dissipation effect of the scheme is the best, and the most suitable embodiment can be selected according to different vehicle lamp parameter requirements, so that the cost and profit of the product are maximized.
In addition, a second heat dissipation fan 7, i.e., a dual heat dissipation fan, may be disposed at the other end of the circuit board. The other end is provided with another cooling fan 5 and a combination of cooling fins or a combination of a cooling fan and a cooling fin heating conduit, as shown in fig. 6, the solution has the best cooling effect, but has relatively high cost, and can be applied to a vehicle lamp with higher wattage.
In this scheme, the concrete structure of car light casing does: the car lamp shell 1 comprises a first shell 101 and a second shell 102 which can be connected with each other, and the first shell 101 is provided with a circuit board installation cavity 11 for installing the circuit board 2. The first shell 101 and the second shell 102 can be arranged to be symmetrical structures, the two shells are combined to form a complete circuit board installation cavity 11, an installation position, a heat dissipation cavity and the like, a corresponding installation cavity can be arranged on one shell, and the other shell is combined to be used for covering and installing.
Furthermore, the peripheral wall of the heat dissipation cavity 12 is provided with a plurality of heat dissipation holes communicated to the outside, that is, the heat dissipation fan dissipates heat from the peripheral side, and the simple structure greatly improves the heat dissipation effect.
Still further, the lower end of the circuit board 2 is provided with a driving plate 21 and pins 22 extending out of the lamp housing 1.
And, still be equipped with chuck 15 on the periphery side of car light casing 1, circuit board installation cavity 11, heat dissipation cavity 12, the installation position all lie in the same one side of chuck 15, the plug 22 lies in the opposite side of chuck 15. Chuck 15 makes things convenient for this product to install to the car on and use, and in this scheme, in order to guarantee good radiating effect.
The utility model provides a LED car light with two heat radiation structure, it is through setting up two heat radiation structure in the car light shell, strengthen the LED lamp source to the circuit board and above, thereby can increase the power in LED lamp source, need not worry the big problem of calorific capacity, and one side uses the radiator unit of direct and circuit board contact, the opposite side adopts radiator fan or second radiator unit's two heat radiation structure, it is with low costs than the heat radiation structure that has the double fan, and the structure is more simple, the part is less, long service life is longer.
The foregoing is illustrative of one or more embodiments provided in connection with the detailed description and is not to be construed as limiting the invention to the precise embodiments disclosed herein. All with the utility model discloses a method, structure etc. are similar, the same, or to the utility model discloses make a plurality of technological deductions under the design prerequisite, or the replacement should all regard as the utility model discloses a protection scope.
Claims (10)
1. LED car light with two heat radiation structure, including car light casing (1), locate circuit board (2) in car light casing (1) and locate lamp source (3) on circuit board (2), its characterized in that, still including locate car light casing (1) go up with circuit board (2) one end contact is used for passing heat transfer car light casing (1) outer radiator unit (4) with circuit board (2) one end, and locate on car light casing (1) with the circuit board (2) other end or lamp source (3) relative radiator fan (5) and second radiator unit (6).
2. The LED vehicle lamp with the double heat dissipation structure as defined in claim 1, wherein the second heat dissipation component (6) is a fin and a heat pipe (61), the heat pipe (61) is connected to the circuit board (2), and the fin is connected to the heat pipe (61).
3. The LED vehicle lamp with the double heat dissipation structure as claimed in claim 1, wherein the heat dissipation component (4) is a heat sink located at the upper end of the vehicle lamp housing (1) and integrally formed with the vehicle lamp housing (1).
4. The LED vehicular lamp with the double heat dissipation structure according to claim 3, wherein the heat dissipation sheet is wound on the outer surface of the lamp housing (1) and extends from the upper end to the inside to be in contact with the circuit board (2).
5. The LED vehicle lamp with the double heat dissipation structure according to claim 1, wherein the upper end of the vehicle lamp shell (1) is provided with a mounting position (401), and the heat dissipation assembly (4) is arranged in the mounting position (401).
6. The LED vehicle lamp with the double heat dissipation structure as claimed in claim 5, wherein the heat dissipation assembly (4) is a heat dissipation fin arranged in the mounting position (401) and connected with the circuit board (2).
7. The LED car lamp with the double heat dissipation structures as claimed in claim 6, wherein the middle of the lower end of the heat dissipation fin is provided with a clamping portion for the circuit board (2) to be clamped and installed.
8. The LED vehicle lamp with the double heat dissipation structure as claimed in claim 5, wherein the heat dissipation assembly (4) is a heat dissipation aluminum piece arranged in the mounting position (401) and connected with the circuit board (2).
9. The LED car lamp with the double heat dissipation structure according to claim 8, wherein the end of the circuit board (2) is inserted into a heat dissipation aluminum member, and the periphery of the heat dissipation aluminum member is provided with a plurality of heat dissipation fins extending outwards and arranged at intervals.
10. The LED vehicle lamp with the double heat dissipation structure according to claim 1, wherein the second heat dissipation assembly (6) comprises a second heat dissipation fin (51) which is arranged in the vehicle lamp housing (1) and is in contact with the circuit board (2) and opposite to the heat dissipation fan (5).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202023061119.XU CN213686649U (en) | 2020-12-17 | 2020-12-17 | LED car lamp with double heat dissipation structures |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202023061119.XU CN213686649U (en) | 2020-12-17 | 2020-12-17 | LED car lamp with double heat dissipation structures |
Publications (1)
Publication Number | Publication Date |
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CN213686649U true CN213686649U (en) | 2021-07-13 |
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CN202023061119.XU Active CN213686649U (en) | 2020-12-17 | 2020-12-17 | LED car lamp with double heat dissipation structures |
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2020
- 2020-12-17 CN CN202023061119.XU patent/CN213686649U/en active Active
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