CN210373262U - LED automobile lamp - Google Patents
LED automobile lamp Download PDFInfo
- Publication number
- CN210373262U CN210373262U CN201921570516.4U CN201921570516U CN210373262U CN 210373262 U CN210373262 U CN 210373262U CN 201921570516 U CN201921570516 U CN 201921570516U CN 210373262 U CN210373262 U CN 210373262U
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- light source
- light
- heat dissipation
- stand
- lens
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 47
- 238000009434 installation Methods 0.000 claims abstract description 5
- 230000002146 bilateral effect Effects 0.000 claims abstract description 4
- 238000009826 distribution Methods 0.000 claims description 13
- 230000007704 transition Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 239000004677 Nylon Substances 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 claims 1
- 238000010923 batch production Methods 0.000 abstract description 4
- 230000008030 elimination Effects 0.000 abstract description 2
- 238000003379 elimination reaction Methods 0.000 abstract description 2
- 230000009897 systematic effect Effects 0.000 abstract description 2
- 230000033228 biological regulation Effects 0.000 description 3
- 238000005538 encapsulation Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model provides a LED car light, including lens, heat dissipation casing, light source stand and hou gai, the internally mounted of heat dissipation casing has the reflection of light face, light source column mouting is in the bottom of heat dissipation casing, lens are installed in the top of heat dissipation casing, the back lid is installed to the bottom of light source stand, first light source board, second light source board are installed to the bilateral symmetry of light source stand, first light source board, second light source board stretch into by the reflection of light face with the lens enclose in the reflection of light region, the top of light source stand has the lens-shade, the bottom have with the step plane of heat dissipation casing closely complex. The utility model provides a novel LED car light structure and grading design to guarantee systematic elimination accessory installation error, guaranteed batch production's product uniformity. By means of optimized heat conduction and heat dissipation design, the working junction temperature of the LED is guaranteed to be in a lower safety range, and the LED car lamp is guaranteed to have theoretically high luminous efficiency, long service life and high reliability.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to an electric light source's technical field, especially a LED car light.
[ background of the invention ]
The existing LED automobile lamp generally has the following defects:
1. in the product assembly process, the consistency of products is poor due to assembly errors of parts, the mass-produced automobile lamps have a large proportion and cannot meet the requirements of regulations, and the necessary qualified rate can be ensured only by full inspection and later adjustment of the products;
2. due to insufficient heat conduction design or reliability, high light efficiency, long service life and high reliability of the LED theory cannot be guaranteed, and even early failure can occur;
3. the heat dissipation design is unscientific or insufficient, so that the working junction temperature of the LED exceeds a safety range, the theoretical high luminous efficiency, long service life and high reliability of the LED cannot be ensured, and even early failure is caused.
4. The LED structural design is not beneficial to optical design or unreasonable light distribution design method, so that the light distribution is difficult to meet the requirements of regulations, and the illumination safety and comfort of the automobile lamp cannot be ensured.
[ Utility model ] content
The utility model aims at solving the problem among the prior art, provide a LED car light, can guarantee batch production's product uniformity to possess high light efficiency, long-life, high reliability.
In order to achieve the above object, the utility model provides a LED automobile lamp, including lens, heat dissipation casing, light source stand and hou gai, the internally mounted of heat dissipation casing has the plane of reflection of light, light source column mouting is in the bottom of heat dissipation casing, lens are installed in the top of heat dissipation casing, the back lid is installed to the bottom of light source stand, first light source board, second light source board are installed to the bilateral symmetry of light source stand, first light source board, second light source board stretch into by the plane of reflection of light and the reflection of light zone that lens enclose in, the top of light source stand has the anti-dazzling screen, and the bottom has the step plane that closely cooperates with the heat dissipation casing.
As preferred, the light source stand passes through a plurality of screw and heat dissipation casing fastening connection, the light source stand still includes the spacing platform of fixed stand body and ladder, the both sides of fixed stand body have the symmetry set up be used for fixed first light source board, the mounting plane of second light source board, the equipartition has a plurality of second mounting hole on the mounting plane, the anti-dazzling screen sets up in the top of fixed stand body, the spacing platform of ladder sets up in the bottom of fixed stand body, the terminal surface that the spacing platform of ladder is connected with fixed stand body has the step plane.
Preferably, the bottom of the heat dissipation shell is provided with a cylindrical boss, a step round hole matched with the light source upright column is formed in the cylindrical boss, a plurality of guiding and positioning grooves with different sizes are formed in the circumferential direction of the step limiting table at intervals, and a plurality of inward-protruding guiding anti-deflection ribs matched with the guiding and positioning grooves are arranged in the step round hole of the cylindrical boss.
Preferably, the light reflecting surface is of an integral structure or a combined structure.
Preferably, the light reflecting surface is composed of two semi-light reflecting surfaces and a transition surface connected between the two semi-light reflecting surfaces, the two semi-light reflecting surfaces are respectively arranged corresponding to the first light source plate and the second light source plate, the focus of each semi-light reflecting surface is located on the surface of the corresponding side light source plate, and the transition surface does not participate in light distribution.
Preferably, the outer surface of the heat dissipation shell is provided with heat dissipation fins, the distribution direction of the heat dissipation fins is consistent with the installation vertical direction of the car lamp, and the heat dissipation shell is made of aluminum alloy.
Preferably, the reflecting surface is arranged on the inner concave surface of the reflecting component, a supporting folded edge extends from the periphery of the reflecting component, a plurality of fixed mounting columns are arranged at intervals in the heat dissipation shell, and first mounting holes corresponding to the fixed mounting columns are formed in the supporting folded edge.
Preferably, the rear cover is fastened and connected with a cylindrical boss at the bottom of the heat dissipation shell through a screw, the rear cover is provided with an integrally injection-molded power supply copper pin, a round hole for filling and sealing is formed in the rear cover, and the rear cover is also provided with a nylon rivet for sealing the hole.
Preferably, when the reflective surface is independently matched, the lens is a plane transparent lens, and when the reflective surface and the lens are matched, the lens is a pattern lens.
Preferably, the cross-sectional shape of the light reflecting surface is approximately circular or rectangular, and when the cross-sectional shape of the light reflecting surface is rectangular, an auxiliary light shielding sheet is further installed at the end of the light source column, and one end of the auxiliary light shielding sheet is provided with a light shielding folding edge extending towards the light source plate.
The utility model has the advantages that: the utility model provides a novel LED car light structure and grading design to guarantee systematic elimination accessory installation error, guaranteed batch production's product uniformity. Through the optimized heat conduction and heat dissipation design, the working junction temperature of the LED can be ensured to be in a lower safety range, and the LED car lamp is ensured to have theoretically high luminous efficiency, long service life and high reliability. The light distribution design can be simplified by combining the light distribution design of the structural design, so that the light distribution design can meet the requirements of regulations more easily, and the safety and the comfort of the illumination of the automobile lamp are ensured.
The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.
[ description of the drawings ]
Fig. 1 is an exploded schematic view of embodiment 1 of an LED automotive lamp of the present invention;
fig. 2 is an exploded view of the heat dissipating housing of embodiment 1 of an LED automotive lamp of the present invention;
fig. 3 is an exploded schematic view of the light source pillar of embodiment 1 of the LED automotive lamp of the present invention;
fig. 4 is an exploded schematic view of the rear cover of embodiment 1 of an LED automotive lamp of the present invention;
fig. 5 is an exploded view of embodiment 2 of an LED automotive lamp of the present invention;
fig. 6 is an exploded schematic view of the light source pillar of embodiment 2 of the LED automotive lamp of the present invention;
fig. 7 is an explosion diagram of embodiment 3 of the LED vehicle lamp of the present invention.
[ detailed description ] embodiments
Example 1
Refer to fig. 1 the utility model relates to a LED car light, including lens 1, heat dissipation casing 2, light source stand 3 and hou gai 4, the internally mounted of heat dissipation casing 2 has reflection of light face 21, light source stand 3 installs in the bottom of heat dissipation casing 2, lens 1 installs in the top of heat dissipation casing 2, back lid 4 is installed to light source stand 3's bottom, first light source board 31, second light source board 32 are installed to light source stand 3's bilateral symmetry, first light source board 31, second light source board 32 stretch into by reflection of light face 21 and lens 1 enclose in the reflection of light region, light source stand 3's top has anti-dazzling screen 33, and the bottom has the step plane 34 that closely cooperates with heat dissipation casing 2.
Further, referring to fig. 3, the light source column 3 is fastened and connected to the heat dissipation housing 2 through a plurality of screws, the light source column 3 further includes a fixed column 310 and a stepped limiting table 320, two sides of the fixed column 310 are provided with symmetrically arranged mounting planes 311 for fixing the first light source plate 31 and the second light source plate 32, a plurality of second mounting holes are evenly distributed on the mounting planes 311, and the light shielding sheet 33 is disposed on the top end of the fixed column 310 for preventing the LED light from directly emitting light.
Further, referring to fig. 3, the step limiting table 320 is disposed at the bottom end of the fixed upright column 310, and the end surface of the step limiting table 320 connected to the fixed upright column 310 has a step plane 34. The bottom of the heat dissipation shell 2 is provided with a cylindrical boss 22, a step round hole matched with the light source upright post 3 is formed in the cylindrical boss 22, 3 guiding and positioning grooves 35 with different sizes are formed in the circumferential interval of the step limiting table 320, a plurality of inward-protruding guiding anti-deviation ribs matched with the guiding and positioning grooves 35 are arranged in the step round hole of the cylindrical boss 22, the structure can prevent the light source upright post from being reversely mounted or being partially mounted, and the product consistency of batch production is guaranteed.
Further, referring to fig. 2, the light reflecting surface 21 is a combined structure, the light reflecting surface 21 is composed of two semi-light reflecting surfaces and a transition surface connected between the two semi-light reflecting surfaces, the two semi-light reflecting surfaces are respectively arranged corresponding to the first light source plate 31 and the second light source plate 32, a focus of each semi-light reflecting surface is located on a surface of the corresponding light source plate, and the transition surface does not participate in light distribution.
Further, the outer surface of the heat dissipation shell 2 is provided with heat dissipation fins 23, the distribution direction of the heat dissipation fins 23 is consistent with the installation vertical direction of the car lamp, and the heat dissipation shell 2 is made of aluminum alloy and has good heat conductivity.
Further, the reflecting surface 21 is disposed on the inner concave surface of the reflecting component, the supporting flange 210 extends from the periphery of the reflecting component, the plurality of fixed mounting columns 20 are disposed at intervals inside the heat dissipation casing 2, and the supporting flange 210 is provided with first mounting holes corresponding to the fixed mounting columns 20, so that the fixing is convenient to mount.
Further, referring to fig. 4, the rear cover 4 is fastened and connected with the cylindrical boss 22 at the bottom of the heat dissipation housing 2 through a screw, the rear cover 4 has an integrally injection-molded power copper pin 41, a circular hole 43 is formed in the rear cover 4 for heat-conducting waterproof glue encapsulation, and the rear cover 4 is further provided with a nylon rivet 42 for hole sealing after glue encapsulation.
Furthermore, the cross section of the reflecting surface 21 is circular, the reflecting surface 21 is adopted for independent light distribution, and the lens 1 is a plane transparent lens.
Example 2
Referring to fig. 5 and 6, the difference from embodiment 1 is: the cross-sectional shape of the light reflecting surface 21 is approximately rectangular, an auxiliary light shielding sheet 36 is further mounted at the end of the light source column 3, one end of the auxiliary light shielding sheet 36 is provided with a light shielding flange extending towards the light source plate, and the mounting direction of the auxiliary light shielding sheet 36 is the downward direction of the light shielding part at the mounting position of the vehicle lamp.
Example 3
Referring to fig. 7, the difference from embodiment 1 is: the section of the reflecting surface 21 is approximately rectangular, the reflecting surface 21 adopts an integrated structure, the reflecting surface 21 and the lens 1 are combined for light distribution, and the lens 1 is a pattern lens.
The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.
Claims (10)
1. The utility model provides a LED car light which characterized in that: including lens (1), heat dissipation casing (2), light source stand (3) and back lid (4), the internally mounted of heat dissipation casing (2) has reflection of light face (21), install in the bottom of heat dissipation casing (2) light source stand (3), the top in heat dissipation casing (2) is installed in lens (1), back lid (4) are installed to the bottom of light source stand (3), first light source board (31), second light source board (32) are installed to the bilateral symmetry of light source stand (3), first light source board (31), second light source board (32) stretch into the reflection of light region that is enclosed by reflection of light face (21) and lens (1), the top of light source stand (3) has light-shading sheet (33), and the bottom has step plane (34) with the inseparable complex of heat dissipation casing (2).
2. The LED vehicle lamp of claim 1, wherein: light source stand (3) are through a plurality of screw and heat dissipation casing (2) fastening connection, light source stand (3) still include fixed stand (310) and ladder spacing platform (320), the both sides of fixed stand (310) have the symmetry set up be used for fixed first light source board (31), mounting plane (311) of second light source board (32), the equipartition has a plurality of second mounting hole on mounting plane (311), anti-dazzling screen (33) set up in the top of fixed stand (310), ladder spacing platform (320) set up in the bottom of fixed stand (310), the terminal surface that ladder spacing platform (320) and fixed stand (310) are connected has step plane (34).
3. The LED vehicle lamp according to claim 2, wherein: the bottom of the heat dissipation shell (2) is provided with a cylindrical boss (22), a step round hole matched with the light source upright post (3) is formed in the cylindrical boss (22), a plurality of guiding and positioning grooves (35) with different sizes are formed in the circumferential interval of the step limiting table (320), and a plurality of inward-protruding guiding anti-deflection ribs matched with the guiding and positioning grooves (35) are arranged in the step round hole of the cylindrical boss (22).
4. The LED vehicle lamp of claim 1, wherein: the light reflecting surface (21) is of an integrated structure or a combined structure.
5. The LED vehicle lamp of claim 1, wherein: the light reflecting surface (21) is composed of two semi-light reflecting surfaces and a transition surface connected between the two semi-light reflecting surfaces, the two semi-light reflecting surfaces are respectively and correspondingly arranged with the first light source plate (31) and the second light source plate (32), the focus of each semi-light reflecting surface is located on the surface of the corresponding side light source plate, and the transition surface does not participate in light distribution.
6. The LED vehicle lamp of claim 1, wherein: the outer surface of the heat dissipation shell (2) is provided with heat dissipation fins (23), the distribution direction of the heat dissipation fins (23) is consistent with the installation vertical direction of the car lamp, and the heat dissipation shell (2) is made of aluminum alloy.
7. The LED vehicle lamp of claim 1, wherein: the reflecting surface (21) is arranged on the inner concave surface of the reflecting component, the periphery of the reflecting component extends to form a supporting flange (210), a plurality of fixed mounting columns (20) are arranged at the inner interval of the heat dissipation shell (2), and first mounting holes corresponding to the fixed mounting columns (20) are formed in the supporting flange (210).
8. The LED vehicle lamp of claim 1, wherein: the rear cover (4) is fixedly connected with a cylindrical boss (22) at the bottom of the heat dissipation shell (2) through a screw, the rear cover (4) is provided with an integral injection molding power supply copper pin (41), a round hole (43) for filling and sealing is arranged in the rear cover (4), and the rear cover (4) is also provided with a nylon rivet (42) for sealing holes.
9. The LED vehicle lamp of claim 1, wherein: when the reflective surface (21) is independently matched with light, the lens (1) is a plane transparent lens, and when the reflective surface (21) and the lens (1) are combined for matching with light, the lens (1) is a pattern lens.
10. The LED vehicle lamp of claim 1, wherein: the cross section of the light reflecting surface (21) is approximately round or rectangular, when the cross section of the light reflecting surface (21) is rectangular, an auxiliary light shading sheet (36) is further installed at the end part of the light source upright post (3), and one end of the auxiliary light shading sheet (36) is provided with a light shading folded edge extending towards the light source plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921570516.4U CN210373262U (en) | 2019-09-20 | 2019-09-20 | LED automobile lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921570516.4U CN210373262U (en) | 2019-09-20 | 2019-09-20 | LED automobile lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210373262U true CN210373262U (en) | 2020-04-21 |
Family
ID=70255174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921570516.4U Active CN210373262U (en) | 2019-09-20 | 2019-09-20 | LED automobile lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210373262U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110440218A (en) * | 2019-09-20 | 2019-11-12 | 嘉兴市光泰照明有限公司 | A kind of LED automobile lamp |
-
2019
- 2019-09-20 CN CN201921570516.4U patent/CN210373262U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110440218A (en) * | 2019-09-20 | 2019-11-12 | 嘉兴市光泰照明有限公司 | A kind of LED automobile lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Zhejiang Guangtai Lighting Co.,Ltd. Assignor: JIAXING GUANGTAI LIGHTING Co.,Ltd. Contract record no.: X2024330000108 Denomination of utility model: A type of LED car light Granted publication date: 20200421 License type: Common License Record date: 20240611 |