CN215336125U - High-efficient heat radiation structure of LED car light - Google Patents
High-efficient heat radiation structure of LED car light Download PDFInfo
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- CN215336125U CN215336125U CN202120882421.7U CN202120882421U CN215336125U CN 215336125 U CN215336125 U CN 215336125U CN 202120882421 U CN202120882421 U CN 202120882421U CN 215336125 U CN215336125 U CN 215336125U
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Abstract
The utility model discloses a high-efficiency heat dissipation structure of an LED car lamp, which comprises an LED lamp piece, a lamp holder, a heat pipe, a fixed seat, a circuit board and a heat dissipation clamping seat, and is characterized in that: the LED lamp is characterized in that a lamp groove is formed in the upper end of the lamp holder, the LED lamp pieces are arranged in the lamp groove, a clamping groove is formed in the lower end of the lamp holder, the upper end of the heat pipe is arranged in the clamping groove, the lower end of the heat pipe is arranged in the fixing seat, and the fixing seat is arranged in the heat dissipation clamping seat. The lamp groove is to LED lamp piece bottom and all around take shape the parcel structure, the produced heat of effectual absorption LED lamp piece, the lamp stand lower extreme is provided with double-layered groove, the heat pipe upper end sets up in double-layered inslot, the heat pipe lower extreme sets up in the fixing base, the fixing base sets up in the heat dissipation cassette, because the lamp stand adopts copper alloy or aluminum alloy material to make, and the heat conductivity of heat pipe surpasss the heat conductivity of any known metal, the lamp stand is connected with the heat pipe can be rapidly with the heat transfer of LED lamp piece to the heat dissipation cassette, thereby promote the radiating effect of LED lamp piece by a wide margin.
Description
Technical Field
The utility model relates to the field of automobile illumination, in particular to a high-efficiency heat dissipation structure of an LED automobile lamp in the field of automobile illumination.
Background
With the popularization of automobiles, driving safety is closely related to everyone, and automobile lamps for automobile lighting are one of the key elements for driving safety. The automobile headlamp is a common automobile lighting lamp, also called as an automobile headlamp and the like, and as an eye of an automobile, the automobile headlamp not only relates to the external image of an automobile owner, but also is closely thermally connected with safe driving under night driving or bad weather conditions. The LED automobile headlamp is one of the automobile headlamps with the best use effect at present, and has the advantages of high brightness, high temperature resistance, long service life, environmental friendliness and energy conservation. In the prior art: in order to achieve a better heat dissipation effect, the volume of the LED aluminum substrate is increased, and then the heat dissipation effect is increased by the larger-area contact between the heat dissipation base and the substrate. In order to solve the problems, the automobile lighting effect is further improved, and a high-efficiency heat dissipation structure of the LED automobile lamp is specially developed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects of the prior art and provides a high-efficiency heat dissipation structure of an LED car lamp, wherein an LED lamp piece is arranged at the upper end of a lamp holder, the lower end of the lamp holder is connected with the upper end of a heat pipe, heat generated by the work of an LED light source can be quickly transferred to a heat dissipation clamping seat through the lamp holder and the heat pipe, the lamp holder is made of copper alloy or aluminum alloy material, the heat conduction capability of the heat pipe exceeds the heat conduction capability of any known metal, and the heat of the LED lamp piece can be quickly transferred to the heat dissipation clamping seat through the connection of the lamp holder and the heat pipe, so that the heat dissipation effect of the LED lamp piece is greatly improved. In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a high-efficient heat radiation structure of LED car light, includes LED lamp piece, lamp stand, heat pipe, fixing base, circuit board, heat dissipation cassette, its characterized in that: the LED lamp is characterized in that a lamp groove is formed in the upper end of the lamp holder, the LED lamp pieces are arranged in the lamp groove, a clamping groove is formed in the lower end of the lamp holder, the upper end of the heat pipe is arranged in the clamping groove, the lower end of the heat pipe is arranged in the fixing seat, and the fixing seat is arranged in the heat dissipation clamping seat.
In the utility model, the lamp holder is made of copper alloy or aluminum alloy material.
In the utility model, lamp grooves are arranged on two sides of the upper end of the lamp holder, and the LED lamp pieces are arranged in the lamp grooves on the two sides.
In the utility model, the circuit board is arranged at the bottom of the fixed seat, and the circuit board is electrically connected with the LED lamp chip through the flexible circuit board.
In the utility model, the middle of the fixed seat is provided with a seat hole, and the lower end of the heat pipe is inserted into the seat hole and fixed in the fixed seat.
According to the utility model, the clamping table is arranged at the bottom of the lamp holder, the clamping table is provided with a screw hole, the fixing seat is provided with a screw hole, and the clamping table and the screw hole of the fixing seat are fixed through a screw.
The lamp holder is of a split structure and comprises a lamp groove column and two clamping plates, fixing holes are formed in the bottom of the lamp groove column and the upper portions of the clamping plates, the bottom of the lamp groove column is clamped by the upper portions of the two clamping plates and then fixed through screws, a lamp groove is formed in the lamp groove column, and the LED lamp piece is arranged in the lamp groove.
In the utility model, the middle of the heat dissipation clamping seat is provided with a central hole, and the fixed seat is arranged in the central hole of the heat dissipation clamping seat.
In the utility model, the heat dissipation clamping seat is connected with a heat radiator.
In the utility model, the fixed seat is made of copper alloy or aluminum alloy material.
Compared with the prior art, the utility model has the beneficial effects that: according to the LED lamp holder, the lamp groove is formed in the upper end of the lamp holder, the LED lamp pieces are arranged in the lamp groove, the lamp groove forms a wrapping structure for the bottom and the periphery of the LED lamp pieces, heat generated by the LED lamp pieces can be effectively absorbed, the clamping groove is formed in the lower end of the lamp holder, the upper end of the heat pipe is arranged in the clamping groove, the lower end of the heat pipe is arranged in the fixing seat, the fixing seat is arranged in the heat dissipation clamping seat, the lamp holder is made of copper alloy or aluminum alloy materials, the heat conduction capability of the heat pipe exceeds the heat conduction capability of any known metal, and the lamp holder is connected with the heat pipe, so that the heat of the LED lamp pieces can be rapidly transferred to the heat dissipation clamping seat, and the heat dissipation effect of the LED lamp pieces is greatly improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the assembly structure of the present invention;
FIG. 3 is a schematic structural view of the present invention (the lamp holder is a split structure);
fig. 4 is a schematic view of the combined structure of the present invention (the lamp holder is a split structure).
Wherein: 1-LED lamp sheet; 2-a lamp holder; 3-a heat pipe; 4-fixing the base; 5-a circuit board; 6-heat dissipation card seat; 7-a radiator; 8-flexible circuit board; 9-a snap ring;
21-lamp groove; 22-a clamping groove; 23-a clamping table; 24-screw holes; 41-seat hole; 51-a threading hole; 61-a central aperture; 71-exhaust fan; 72-heat dissipation aluminum ring;
a21-lamp groove column; A22-Splint; a 23-fixation holes; a 24-screw.
Detailed Description
The utility model is further described with reference to the following figures and detailed description:
referring to fig. 1-4, a high-efficiency heat dissipation structure of an LED car lamp comprises an LED lamp, a lamp holder, a heat pipe, a fixing base, a circuit board, a heat dissipation card base, the upper end of the lamp holder is provided with a lamp groove, the LED lamp sheet is arranged in the lamp groove, the bottom of the LED lamp sheet can be fixed in the lamp groove by adopting a welding mode generally, the attaching tightness between the LED lamp sheet and the lamp groove can be increased, thereby increasing the heat conduction quantity of the LED lamp sheet to the lamp holder, forming a wrapping structure on the bottom and the periphery of the LED lamp sheet by the lamp groove, can effectively absorb the heat generated by the LED lamp piece, the lower end of the lamp holder is provided with the clamping groove, the upper end of the heat pipe is arranged in the clamping groove, the joint stability of the upper end of the heat pipe and the clamping groove at the lower end of the lamp holder is improved, the joint tightness of the heat pipe and the lamp holder can be further improved by adopting a welding mode, thereby increasing the heat conduction area of the heat pipe transferred by the lamp holder heat, the lower end of the heat pipe is arranged in the fixed seat, and the fixed seat is arranged in the heat dissipation clamping seat.
The heat pipe technology is a heat transfer element called a heat pipe invented by George Grover (George Grover) of national laboratory of Los Alamos (Los Alamos) in 1963, fully utilizes the heat conduction principle and the rapid heat transfer property of a phase change medium, quickly transfers the heat of a heating object to the outside of a heat source through the heat pipe, and the heat conduction capability of the heat transfer element exceeds the heat conduction capability of any known metal. Besides strong heat conductivity, the heat pipe has good constant temperature characteristics, and the thermal resistance of each part of the common heat pipe is basically not changed along with the change of the heating quantity, so that when the heating quantity is changed, the temperature of each part of the heat pipe is changed. However, a heat pipe, namely a variable heat conducting pipe, is developed, so that the thermal resistance of a condensation section is reduced along with the increase of heating quantity and increased along with the decrease of the heating quantity, and thus, the temperature of steam is changed extremely little under the condition that the heating quantity of the heat pipe is greatly changed, and the temperature is controlled, namely, the constant temperature characteristic of the heat pipe.
According to the LED lamp, the lamp holder is made of the copper alloy or the aluminum alloy material, and the copper alloy or the aluminum alloy material has excellent heat conductivity, ductility and corrosion resistance, so that the lamp holder is made of the copper alloy or the aluminum alloy material, the heat dispersion and heat transfer performance of the LED lamp piece can be effectively improved, and meanwhile, the LED lamp piece is effectively protected.
In the utility model, the lamp grooves are arranged on two sides of the upper end of the lamp holder, the LED lamp pieces are arranged in the lamp grooves on the two sides, and the LED lamp pieces arranged on the two sides of the lamp holder can increase the illumination brightness of light and enable LED light rays to focus on a central point.
In the utility model, the circuit board is arranged at the bottom of the fixed seat, the circuit board is electrically connected with the LED lamp piece through the flexible circuit board, a threading hole can be arranged on the circuit board, one end of the flexible circuit board is connected with the LED lamp piece, the other end of the flexible circuit board is connected with the circuit board, and the flexible circuit board is wrapped and penetrates through the fixed seat and the threading hole of the circuit board along the lamp holder and the heat pipe to be electrically connected with the circuit board.
In the utility model, the seat hole is arranged in the middle of the fixed seat, the lower end of the heat pipe is inserted into the seat hole and fixed in the fixed seat, and the heat pipe can be further transmitted to the fixed seat through the lower end of the heat pipe.
According to the utility model, the clamping table is arranged at the bottom of the lamp holder, the clamping table is provided with the screw hole, the fixing seat is provided with the screw hole, the clamping table and the screw hole of the fixing seat are fixed through the screw, the heat pipe is relatively soft, so that the mounting stability of the lamp holder and the fixing seat can be further enhanced through the screw fixation of the clamping table and the screw hole of the fixing seat, the screw hole of the fixing seat is not embodied in the view angle, namely the screw hole correspondingly mounted with the screw hole on the clamping table, and the character statement can be understood.
The lamp holder is of a split structure, the split structure is another possible implementation mode, and within the protection scope of the patent of the utility model, the lamp holder comprises a lamp slot column and two clamping plates, fixing holes are formed in the bottom of the lamp slot column and the upper portions of the clamping plates, the bottom of the lamp slot column is clamped by the upper portions of the two clamping plates and then fixed through screws, the mode is relatively low in production cost, the lamp slot column and the two clamping plates can be formed in a stamping mode and are reduced in production, a lamp slot is formed in the lamp slot column, LED lamp pieces are arranged in the lamp slot, the best scheme is that the lamp slots are formed in two sides of the lamp slot column, and the split structure and the heat pipe connecting structure are the same in principle as the integrated structure, so detailed statement is not needed.
In the utility model, the center hole is arranged in the middle of the heat dissipation clamping seat, the fixing seat is arranged in the center hole of the heat dissipation clamping seat, and the joint of the center hole of the heat dissipation clamping seat and the fixing seat can be welded to further increase the attaching tightness, thereby increasing the heat conduction efficiency of the fixing seat to the heat dissipation clamping seat.
In the utility model, the heat dissipation clamping seat is connected with the heat radiator, the heat radiator is a heat radiator with an exhaust fan and generally consists of an exhaust fan and a heat dissipation aluminum ring, the exhaust fan is connected with one surface of the heat dissipation aluminum ring, and the heat dissipation clamping seat is arranged in the heat dissipation aluminum ring of the heat radiator.
It should be noted that the snap ring arranged outside the fixed seat in the utility model belongs to common structures in the market, does not belong to the protection scope of the utility model, is used for the installation of the LED car lamp, can be continuously improved by the structure of the car, and can be installed without the snap ring. Accordingly, the presence or absence of a snap ring does not limit the scope of the present invention.
In the ladder-shaped structure, the fixing seat is made of copper alloy or aluminum alloy material, the lamp holder made of copper alloy material can be directly welded on the surface, the circuit board is convenient to mount, if the lamp holder made of aluminum alloy material is adopted, a layer of weldable material is required to be added on the surface to realize a welding structure, and the two structures are both in the protection scope of the utility model.
The working principle is as follows: the high temperature that produces in the twinkling of an eye when LED lamp piece uses transmits to whole lamp stand through the light trough fast, and the heat pipe upper end absorbs the heat on the lamp stand rapidly, and rethread heat pipe lower extreme transmits the fixing base for, thereby the fixing base cools off heat dispersion to the heat dissipation cassette again, perhaps the heat dissipation cassette is cooled off heat dispersion transmission to the radiator again on.
The above description is only a preferred embodiment of the present invention, and all equivalent changes or modifications of the structure, characteristics and principles described in the present invention are included in the scope of the present invention.
Claims (10)
1. The utility model provides a high-efficient heat radiation structure of LED car light, includes LED lamp piece, lamp stand, heat pipe, fixing base, circuit board, heat dissipation cassette, its characterized in that: the LED lamp is characterized in that a lamp groove is formed in the upper end of the lamp holder, the LED lamp pieces are arranged in the lamp groove, a clamping groove is formed in the lower end of the lamp holder, the upper end of the heat pipe is arranged in the clamping groove, the lower end of the heat pipe is arranged in the fixing seat, and the fixing seat is arranged in the heat dissipation clamping seat.
2. The efficient heat dissipation structure of the LED car lamp according to claim 1, characterized in that: the lamp holder is made of copper alloy or aluminum alloy materials.
3. The efficient heat dissipation structure of the LED car lamp according to claim 1, characterized in that: lamp grooves are formed in two sides of the upper end of the lamp holder, and the LED lamp pieces are arranged in the lamp grooves in the two sides.
4. The efficient heat dissipation structure of the LED car lamp according to claim 1, characterized in that: the circuit board is arranged at the bottom of the fixing seat, and the circuit board is electrically connected with the LED lamp sheet through a flexible circuit board.
5. The efficient heat dissipation structure of the LED car lamp according to claim 1, characterized in that: the middle of the fixed seat is provided with a seat hole, and the lower end of the heat pipe is inserted into the seat hole and fixed in the fixed seat.
6. The efficient heat dissipation structure of the LED car lamp according to claim 1, characterized in that: the lamp holder bottom is provided with the ka tai, the ka tai is provided with the screw, be provided with the screw on the fixing base, the ka tai passes through the fix with screw of fixing base.
7. The efficient heat dissipation structure of the LED car lamp according to claim 1, characterized in that: the lamp holder is of a split structure and comprises a lamp slot column and two clamping plates, fixing holes are formed in the bottom of the lamp slot column and the upper portions of the clamping plates, the bottom of the lamp slot column is clamped by the upper portions of the two clamping plates and fixed through screws, and a lamp slot is formed in the lamp slot column.
8. The efficient heat dissipation structure of the LED car lamp according to claim 1, characterized in that: the middle of the heat dissipation clamping seat is provided with a center hole, and the fixing seat is arranged in the center hole of the heat dissipation clamping seat.
9. The efficient heat dissipation structure of the LED car lamp according to claim 1, characterized in that: the heat dissipation clamping seat is connected with a heat radiator.
10. The efficient heat dissipation structure of the LED car lamp according to claim 1, characterized in that: the fixing seat is made of copper alloy or aluminum alloy materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120882421.7U CN215336125U (en) | 2021-04-27 | 2021-04-27 | High-efficient heat radiation structure of LED car light |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120882421.7U CN215336125U (en) | 2021-04-27 | 2021-04-27 | High-efficient heat radiation structure of LED car light |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215336125U true CN215336125U (en) | 2021-12-28 |
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ID=79596209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120882421.7U Active CN215336125U (en) | 2021-04-27 | 2021-04-27 | High-efficient heat radiation structure of LED car light |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215336125U (en) |
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2021
- 2021-04-27 CN CN202120882421.7U patent/CN215336125U/en active Active
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