CN209819447U - LED car lamp capable of quickly radiating - Google Patents
LED car lamp capable of quickly radiating Download PDFInfo
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- CN209819447U CN209819447U CN201921083541.XU CN201921083541U CN209819447U CN 209819447 U CN209819447 U CN 209819447U CN 201921083541 U CN201921083541 U CN 201921083541U CN 209819447 U CN209819447 U CN 209819447U
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- heat dissipation
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Abstract
The utility model discloses a LED car lamp capable of fast heat dissipation, which comprises a lamp holder, an LED heat dissipation fixing component, a superconductive thermoelectric separation copper-based PCB and a fast heat dissipation component; the quick radiating assembly is characterized by comprising 2 square radiating pipes for superconducting heat transfer; the edges of two sides of the longitudinal groove of the heat dissipation clamping plate are respectively provided with a longitudinal heat dissipation groove, the square heat dissipation pipe is embedded in the longitudinal heat dissipation grooves, and the side face of the square heat dissipation pipe is in close contact with the side face of the superconductive thermoelectric separation copper-based PCB. One end of the square radiating pipe extends into the radiating cavity. The advantages are that: the structure is scientific and compact, the design is reasonable, the manufacture is easy, and the heat dissipation effect is good; by adopting the double heat dissipation measures of the superconductive thermoelectric separation copper-based PCB and the square heat dissipation pipe, the temperature at two ends of the superconductive thermoelectric separation copper-based PCB is uniformly distributed, quick heat dissipation is facilitated, the heat dissipation effect is good, the temperature rise of the high-power LED is low, the service life of the high-power LED is prolonged, and the production process is simpler.
Description
Technical Field
The utility model relates to a car light especially relates to a high-power LED energy-saving car light that the radiating effect is good.
Background
The LED energy-saving vehicle lamp is used as an important component of vehicle illumination, and the safety and stability of the LED energy-saving vehicle lamp are directly related to the safety of a vehicle and a driver. High-power LED generally sets up in the metal substrate both sides, and the metal substrate setting is at the lamp stand front end, because power is great relatively in its unit space, and LED energy-saving car light can produce very big heat at luminous in-process, in order to guarantee the safety and the job stabilization of LED energy-saving car light, must effectively derive these heats and distribute away on supporting fin fast, just can not lead to damaging LED energy-saving car light because overheated. In order to accelerate the heat dissipation, a heat dissipation fan is arranged in the lamp holder. The heat conduction mode of the existing LED energy-saving car lamp mainly comprises two modes of metal substrate heat conduction and heat conduction copper tube heat conduction. The first metal substrate is used for conducting heat, heat dissipation are conducted through the metal substrate, the heat conducting speed of the heat conducting mode is low, the power of the LED energy-saving vehicle lamp is difficult to effectively improve, light attenuation is easy to generate after the LED energy-saving vehicle lamp is used for a long time, and the risk that the LED energy-saving vehicle lamp is easy to burn out due to overheating caused by poor heat dissipation for a long time exists. The second heat conduction copper pipe is used for welding the metal substrate and the heat conduction copper pipe together and utilizing the heat conduction copper pipe to carry out rapid heat dissipation. The heat conduction speed of the LED energy-saving car lamp is higher than that of the first type, the power of the LED energy-saving car lamp is improved, but the heat conduction can be realized only at one side, and the operation difficulty of the processing technology is increased. Moreover, the lamp holder is fixed by the heat dissipation fan through screws, and the installation is not very convenient.
Including the fixed lamp stand that sets up, fixed mounting has base plate and heat pipe on the lamp stand, and the face in the base plate is installed to the light source, and the heat pipe sets up in the board side of base plate, and the side of heat pipe and the board side of base plate contact mutually if the grant bulletin date is 2019, 04 months 09, patent application number is CN201820967708.8, the name is "an automobile lamp heat conduction structure". The heat generated by the light source is led out through the substrate on one hand, and is transferred to the heat conduction pipe to be led out on the other hand, and the side edge of the heat conduction pipe is contacted with the side edge of the substrate on the other hand, so that the heat transfer is very quick, the heat conduction can be better carried out by utilizing the characteristic of the heat conduction pipe, and the heat conduction effect is greatly improved; in addition, the light source is arranged on the substrate with a small thickness, so that the light-emitting focus can be more accurate, and the light-gathering performance and the light-emitting brightness of the automobile lamp are improved. However, only one heat conduction pipe is adopted, the heat dissipation speed is not fast enough, and in practical application, the pipe diameter of the heat conduction pipe is far larger than the thickness of the substrate, so that the heat conduction pipe and the substrate are not easy to be connected together during processing and installation, and the process operation is difficult if welding is adopted. Moreover, the heat dissipation measures are not perfect enough in the structure of the integral heat dissipation member.
SUMMERY OF THE UTILITY MODEL
For solving the energy-conserving car light of current LED and have above-mentioned defect, the utility model provides a structure science, radiating rate are faster, but the higher radiating LED car light fast of unit space power.
In order to achieve the purpose, the utility model adopts the following scheme: an LED car lamp capable of quickly dissipating heat comprises a lamp holder, an LED heat dissipation fixing component, a superconductive thermoelectric separation copper-based PCB and a quick heat dissipation component, wherein the LED heat dissipation fixing component is arranged at the front end of the lamp holder; two sides of the superconductive thermoelectric separation copper-based PCB are provided with high-power LEDs; the LED heat dissipation fixing component comprises a lantern ring and 2 heat dissipation clamping plates which are arranged in a relatively close manner, the lantern ring is sleeved at the roots of the 2 heat dissipation clamping plates, the opposite side surfaces of the 2 heat dissipation clamping plates are inner side surfaces, the inner side surfaces of 1 or 2 heat dissipation clamping plates are provided with longitudinal grooves for accommodating the superconductive thermoelectric separation copper-based PCB, the superconductive thermoelectric separation copper-based PCB is arranged in the longitudinal grooves, and the side surfaces of the 2 heat dissipation clamping plates are provided with light holes at positions corresponding to the high-power LEDs; the method is characterized in that: the rapid heat dissipation assembly comprises 2 square heat dissipation pipes for superconducting heat transfer; the edge of the two sides of the longitudinal groove of the heat dissipation clamping plate is provided with the longitudinal heat dissipation groove, the square heat dissipation pipe is embedded in the longitudinal heat dissipation groove, and the side face of the square heat dissipation pipe is in close contact with the side face of the superconductive thermoelectric separation copper-based PCB.
As an improvement of the scheme, a concave light-radiating area is arranged on the outer side surface of the heat-radiating splint along the circumferential direction of the light-transmitting hole. Because the high-power LED on the superconductive thermoelectric separation copper-based PCB board can not be completely exposed out of the light-transmitting hole during actual installation, the light-scattering area can reduce the blockage of the heat-radiating clamping plate to the light of the high-power LED.
As an illustration of the above solution, the heat-dissipating clamp plate has a root portion of a semicircular ring structure, and the collar tightly fits the heat-dissipating clamp plate together through the semicircular ring.
As the improvement of the scheme, a plurality of sealing grooves are formed in the circumferential direction of the outer surface of the root part of the heat dissipation clamping plate, and sealing rings are arranged in the sealing grooves.
As an improvement of the scheme, the outer side surface of the heat dissipation clamping plate is provided with a trapezoidal heat dissipation block with a step-shaped structure, and the trapezoidal heat dissipation block is arranged at the position of the light scattering area close to one side of the semicircular ring.
As an explanation of the above scheme, the heat dissipation grid fins protruding outwards are distributed on the outer side of the lamp holder.
As the explanation of above-mentioned scheme, the lamp stand is formed by the combination of 2 sub-lamp stands of detachable, every heat-dissipating splint corresponds 1 sub-lamp stand and links up the front end at the sub-lamp stand, lamp stand wall portion is equipped with the louvre, the inside bottom open-ended heat dissipation cavity that has of lamp stand, be equipped with the radiator fan who exempts from to beat the screw fixation in the heat dissipation cavity, radiator fan is including hanging the fixed plate, the rotatory electromagnetic component of fan page or leaf and drive fan page or leaf, electromagnetic component fixes the below that hangs the fixed plate, the fan page or leaf rotationally hangs the below that hangs the fixed plate and surrounds electromagnetic component in it, the heat dissipation cavity inner wall is equipped with the inner ring groove of installation hanging the fixed plate, radiator fan. The heat radiation fan is fixed in the heat radiation cavity through the suspension fixing plate without being fixed by screws, so that the installation is more convenient.
As an improvement of the scheme, a chuck for mounting the LED car lamp is arranged on the lantern ring, a flat notch is formed in one side of the chuck, and a convex clamping piece is connected to the flat notch. The chuck and the card are convenient to adapt to various types of car lamps and convenient to install.
As a modification of the above scheme, one end of the square radiating pipe extends to the inside of the radiating cavity. The square rod structure is simpler to mount, and the manufacturing process is greatly simplified.
As an explanation of the above scheme, the heat conduction electricity separation copper-based PCB is provided with a fixing hole, 1 heat dissipation clamp plate is provided with a counter bore at a position corresponding to the fixing hole, another 1 heat dissipation clamp plate is provided with a screw hole at a position corresponding to the fixing hole, and the heat conduction electricity separation copper-based PCB is fixed between the 2 heat dissipation clamp plates through the screw and the screw hole.
The effect of the above scheme shows that the heat-dissipating clamp plate is simultaneously provided with the superconducting thermoelectric separation copper-based PCB and the square heat-dissipating tube, and the square heat-dissipating tube is simultaneously in close contact with two side edges of the superconducting thermoelectric separation copper-based PCB, so that the contact area between the two is effectively increased, the high-power LED on the superconducting thermoelectric separation copper-based PCB can be rapidly LED out to the lamp holder through the superconducting thermoelectric separation copper-based PCB square heat-dissipating tube due to light emission and heat generation, and the heat-dissipating speed in a unit space can be greatly increased because the square heat-dissipating tube has a relatively high heat-dissipating speed. The power of the high-power LED can be improved, the requirement of outward heat conduction of the superconductive thermoelectric separation copper-based PCB can be reduced, the thickness of the superconductive thermoelectric separation copper-based PCB can be further reduced, the light-emitting focus of the high-power LED is easier to focus, and the light-gathering performance and the light-emitting brightness of the LED car light capable of quickly radiating are improved. Because the heat dissipation of the superconductive thermoelectric separation copper-based PCB is accelerated, the temperature rise of the high-power LED is smaller, and the aging speed is slowed, thereby prolonging the service life of the high-power LED. The square radiating pipe adopts a square rod structure, so that the installation is simpler, and the manufacturing process of the connection between the superconducting thermoelectric separation copper-based PCB and the square radiating pipe is greatly simplified.
From the above, the utility model discloses have following advantage: the structure is scientific and compact, the design is reasonable, the manufacture is easy, and the heat dissipation effect is good; by adopting the double heat dissipation measures of the superconductive thermoelectric separation copper-based PCB and the square heat dissipation pipe, the temperature at two ends of the superconductive thermoelectric separation copper-based PCB is uniformly distributed, quick heat dissipation is facilitated, the heat dissipation effect is good, the temperature rise of the high-power LED is low, the service life of the high-power LED is prolonged, and the production process is simpler.
Drawings
Fig. 1 is a front view of the LED car lamp capable of dissipating heat quickly.
Fig. 2 is a side view of fig. 1.
Fig. 3 is a top view of fig. 1.
Fig. 4 is a perspective view of fig. 1.
Fig. 5 is an exploded view of fig. 4.
The reference numbers illustrate: 1-lamp holder, 2-LED heat dissipation fixing component, 3-superconductive thermoelectric separation copper-based PCB, 4-rapid heat dissipation component, 11-heat dissipation grid sheet, 12-heat dissipation hole, 13-heat dissipation cavity, 14-inner ring groove, 15-heat dissipation fan, 16-suspension fixing plate, 17-fan blade, 20-lantern ring, 21-heat dissipation clamping plate, 22-longitudinal groove, 23-longitudinal heat dissipation groove, 24-light transmission hole, 25-light dissipation area, 26-semi-circle ring, 27-sealing groove, 28-sealing ring, 29-trapezoidal heat dissipation block, 30-chuck, 31-clamping sheet, 32-counter bore, 33-screw hole, 35-high-power LED, 36-fixing hole and 41-square heat dissipation tube.
Detailed Description
The present invention and its advantageous technical effects are further described in detail below with reference to the accompanying drawings and preferred embodiments.
Referring to fig. 1 ~ and 5, the LED vehicle lamp capable of quickly dissipating heat comprises a lamp holder 1, an LED heat dissipation fixing assembly 2, a superconductive thermoelectric separation copper-based PCB 3 and a quick heat dissipation assembly 4, wherein the LED heat dissipation fixing assembly 2 is arranged at the front end of the lamp holder 1, the superconductive thermoelectric separation copper-based PCB 3 and the quick heat dissipation assembly 4 are both arranged in the LED heat dissipation fixing assembly 2, high-power LEDs 34 are arranged on two sides of the superconductive thermoelectric separation copper-based PCB 3, the LED heat dissipation fixing assembly 2 comprises a lantern ring 20 and 2 heat dissipation clamp plates 21 which are arranged in an abutting mode, the lantern ring 20 is sleeved at the root portions of the 2 heat dissipation clamp plates 21, the two opposite sides of the 2 heat dissipation clamp plates 21 are inner side faces, a longitudinal groove 22 for accommodating the superconductive thermoelectric separation copper-based PCB 3 is arranged on the inner side faces of the 2 heat dissipation clamp plates 21, the superconductive thermoelectric separation copper-based PCB 3 is arranged in the longitudinal groove 22, light transmission holes 24 are formed in the side faces of the 2 heat dissipation clamp plates 21 at positions corresponding to a high-power LED34, the square heat dissipation silver heat dissipation heat pipe is preferably formed by embedding a square heat-conducting silicon-silicon heat dissipation heat-silicon heat-dissipation.
Referring to fig. 2, 4 and 5, a concave light-scattering area 25 is provided on the outer side surface of the heat-scattering clamping plate 21 along the circumferential direction of the light-transmitting hole 24.
Referring to fig. 5, the heat sink plate 21 has a root portion with a semi-circular ring 26 structure, and the collar 20 tightly fits the heat sink plate 21 through the semi-circular ring 26.
Referring to fig. 5, for the elastic buffer performance between the collar 20 and the heat dissipation clamp plate 21, preferably, a plurality of sealing grooves 27 are circumferentially formed on the outer surface of the root portion of the heat dissipation clamp plate 21, and a sealing ring 28 is disposed in each sealing groove 27.
Referring to fig. 2, 4 and 5, in order to improve the heat dissipation performance, it is preferable that the outer side surface of the heat dissipation clamping plate 21 is provided with a trapezoidal heat dissipation block 29 having a step-shaped structure, and the trapezoidal heat dissipation block 29 is disposed at a position of the heat dissipation area 25 close to the side of the semicircular ring 26.
Referring to fig. 2, in order to improve heat dissipation performance, it is preferable that outwardly protruding heat dissipation grid pieces 11 are distributed outside the lamp holder 1.
Referring to fig. 5, in order to improve the heat conduction performance and facilitate assembly, preferably, the lamp holder 1 is formed by assembling 2 detachable sub-lamp holders 1, each heat dissipation clamp plate 21 corresponds to 1 sub-lamp holder 1 and is connected to the front end of the sub-lamp holder 1, the wall of the lamp holder 1 is provided with a heat dissipation hole 12, a heat dissipation cavity 13 with an opening at the bottom is formed inside the lamp holder 1, a heat dissipation fan 15 fixed without screwing is arranged in the heat dissipation cavity 13, the heat dissipation fan 15 comprises a suspension fixing plate 16, a fan blade 17 and an electromagnetic component driving the fan blade 17 to rotate, the electromagnetic component is fixed below the suspension fixing plate 16, the fan blade 17 is rotatably suspended below the suspension fixing plate 16 and surrounds the electromagnetic component therein, an inner annular groove 14 for installing the suspension fixing plate 16 is formed in the inner wall of the heat dissipation cavity 13, and the heat dissipation fan 15 is. Therefore, the radiating fan 15 is fixed without screws, and the installation is more convenient. Since the electromagnetic assembly is a conventional fan assembly, the arrangement between the electromagnetic assembly and the fan 17 is in a way common to the skilled person and is therefore not shown in the figures.
Referring to fig. 2 and 5, in order to improve the installation efficiency, a chuck 30 for installing the LED lamp is provided on the collar 20, and a flat notch is provided at one side of the chuck 30, and a convex clamping piece 31 is engaged at the flat notch.
Referring to fig. 5, in order to improve heat conduction performance and to facilitate assembly, it is preferable that one end of the square radiating pipe 41 is extended to the inside of the radiating cavity 13.
Referring to fig. 5, in order to improve the heat conduction performance and facilitate the disassembly and assembly, preferably, fixing holes 36 are formed in the heat conduction electricity separation copper-based PCB, a counter bore 32 is formed in a position corresponding to the fixing hole 36 in 1 heat dissipation clamp plate 21, a screw hole 33 is formed in a position corresponding to the fixing hole 36 in 1 heat dissipation clamp plate 21, and the heat conduction electricity separation copper-based PCB is fixed between 2 heat dissipation clamp plates 21 through the screw and the screw hole 33.
In operation, the whole LED vehicle lamp can be used by connecting to the power supply after being mounted on the vehicle lamp base 1 through the chuck 30 on the collar 20. The 2 square radiating pipes 41 are respectively in close contact with the two side edges of the superconducting thermoelectric separation copper-based PCB 3, so that the contact area between the two is effectively increased, and the high-power LED34 generates heat due to light emission and is respectively and quickly LED out of the lamp holder 1 through the square radiating pipes 41 of the superconducting thermoelectric separation copper-based PCB 3. Other heat dissipation measures and the heat dissipation fan 15 further increase the heat dissipation speed.
The invention is not limited to the embodiments disclosed and described above, but rather, modifications and variations of the invention are possible within the scope of the invention as defined in the claims.
Claims (10)
1. An LED car lamp capable of quickly dissipating heat comprises a lamp holder, an LED heat dissipation fixing component, a superconductive thermoelectric separation copper-based PCB and a quick heat dissipation component, wherein the LED heat dissipation fixing component is arranged at the front end of the lamp holder; two sides of the superconductive thermoelectric separation copper-based PCB are provided with high-power LEDs; the LED heat dissipation fixing component comprises a lantern ring and 2 heat dissipation clamping plates which are arranged in a relatively close manner, the lantern ring is sleeved at the roots of the 2 heat dissipation clamping plates, the opposite side surfaces of the 2 heat dissipation clamping plates are inner side surfaces, the inner side surfaces of 1 or 2 heat dissipation clamping plates are provided with longitudinal grooves for accommodating the superconductive thermoelectric separation copper-based PCB, the superconductive thermoelectric separation copper-based PCB is arranged in the longitudinal grooves, and the side surfaces of the 2 heat dissipation clamping plates are provided with light holes at positions corresponding to the high-power LEDs; the method is characterized in that: the rapid heat dissipation assembly comprises 2 square heat dissipation pipes for superconducting heat transfer; the edge of the two sides of the longitudinal groove of the heat dissipation clamping plate is provided with the longitudinal heat dissipation groove, the square heat dissipation pipe is embedded in the longitudinal heat dissipation groove, and the side face of the square heat dissipation pipe is in close contact with the side face of the superconductive thermoelectric separation copper-based PCB.
2. The LED vehicle lamp capable of dissipating heat rapidly as claimed in claim 1, wherein: the outer side surface of the heat dissipation clamping plate is provided with a concave light dissipation area along the circumferential direction of the light holes.
3. The LED vehicle lamp capable of dissipating heat rapidly as claimed in claim 2, wherein: the heat dissipation clamping plate is provided with a root part of a semicircular ring structure, and the lantern ring tightly sleeves the heat dissipation clamping plate together through the semicircular ring.
4. The LED vehicle lamp capable of dissipating heat rapidly as claimed in claim 3, wherein: the root outer surface circumference of heat dissipation splint is equipped with a plurality of seal grooves, is equipped with the sealing washer in the seal groove.
5. The LED vehicle lamp capable of dissipating heat rapidly as claimed in claim 4, wherein: the outer side surface of the heat dissipation clamping plate is provided with a trapezoidal heat dissipation block with a step-shaped structure, and the trapezoidal heat dissipation block is arranged at the position, close to one side of the semicircular ring, of the light scattering area.
6. The LED vehicle lamp capable of dissipating heat rapidly as claimed in claim 5, wherein: and the outer side of the lamp holder is distributed with outwards convex heat dissipation grid sheets.
7. The LED vehicle lamp as claimed in claim 1 ~ 6, wherein the lamp holder is composed of 2 detachable sub-lamp holders, each heat-dissipating clamp plate corresponds to 1 sub-lamp holder and is connected to the front end of the sub-lamp holder, the wall of the lamp holder is provided with heat-dissipating holes, the lamp holder is internally provided with a heat-dissipating cavity with an opening at the bottom, a heat-dissipating fan without screw fixation is arranged in the heat-dissipating cavity, the heat-dissipating fan comprises a suspension fixing plate, a fan blade and an electromagnetic component for driving the fan blade to rotate, the electromagnetic component is fixed below the suspension fixing plate, the fan blade is rotatably suspended below the suspension fixing plate and surrounds the electromagnetic component, the inner wall of the heat-dissipating cavity is provided with an inner annular groove for installing the suspension fixing plate, and the heat-dissipating fan is suspended on the.
8. The LED vehicle lamp capable of dissipating heat rapidly as claimed in claim 7, wherein: the lantern ring is provided with a chuck for mounting the LED car lamp, one side of the chuck is provided with a flat cut, and the flat cut is connected with a convex clamping piece.
9. The LED vehicle lamp capable of dissipating heat rapidly as claimed in claim 8, wherein: one end of the square radiating pipe extends to the inside of the radiating cavity.
10. The LED vehicle lamp capable of dissipating heat rapidly as set forth in claim 9, wherein: the heat conduction electric separation copper-based PCB is provided with a fixing hole, the position of the heat dissipation clamp plate 1 corresponding to the fixing hole is provided with a counter bore, the position of the heat dissipation clamp plate 1 corresponding to the fixing hole is provided with a screw hole, and the heat conduction electric separation copper-based PCB is fixed between the heat dissipation clamp plates 2 through the screws and the screw holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921083541.XU CN209819447U (en) | 2019-07-11 | 2019-07-11 | LED car lamp capable of quickly radiating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921083541.XU CN209819447U (en) | 2019-07-11 | 2019-07-11 | LED car lamp capable of quickly radiating |
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| Publication Number | Publication Date |
|---|---|
| CN209819447U true CN209819447U (en) | 2019-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921083541.XU Active CN209819447U (en) | 2019-07-11 | 2019-07-11 | LED car lamp capable of quickly radiating |
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| Country | Link |
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| CN (1) | CN209819447U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113418175A (en) * | 2021-07-12 | 2021-09-21 | 广州九加一电子科技有限公司 | LED car lamp |
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2019
- 2019-07-11 CN CN201921083541.XU patent/CN209819447U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113418175A (en) * | 2021-07-12 | 2021-09-21 | 广州九加一电子科技有限公司 | LED car lamp |
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