CN210398763U - Electric motor car LED car light heat radiation structure - Google Patents
Electric motor car LED car light heat radiation structure Download PDFInfo
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- CN210398763U CN210398763U CN201920624771.6U CN201920624771U CN210398763U CN 210398763 U CN210398763 U CN 210398763U CN 201920624771 U CN201920624771 U CN 201920624771U CN 210398763 U CN210398763 U CN 210398763U
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Abstract
The utility model relates to a heat radiation structure of LED lamps and lanterns, in particular to electric motor car LED car light heat radiation structure. This electric motor car LED car light heat radiation structure, including fixed connection's lamp pole and radiator, the both sides of lamp pole all are provided with mounting substrate, all are provided with LED light source subassembly on the mounting substrate, the radiator includes fin group to and connect the radiator fan of fin group, the tip of lamp pole is connected to fin group, lamp pole and radiator fixed connection. Has the advantages that: the composite heat dissipation structure and the heat dissipation fan are comprehensively utilized, heat energy generated by light emitting of the LED is rapidly conducted into the radiator through the heat conduction cylinder, and meanwhile, the heat dissipation fan is directly inserted into the heat conduction cylinder, so that heat can be rapidly dissipated; meanwhile, the mounting process is simplified, the convenience and the rapidness of the LED car lamp heat dissipation structure of the electric car are improved, the production and maintenance efficiency is improved, and the industrial production is facilitated.
Description
Technical Field
The utility model relates to a heat radiation structure of LED lamps and lanterns, in particular to electric motor car LED car light heat radiation structure.
Background
At present, the electric vehicle lamps mostly use the LED lamps, however, only less than 30% of energy of the LEDs is converted into light energy, most of the energy is converted into heat energy, the temperature of the LEDs is increased, the working efficiency and the reliability of the LEDs are affected, the light attenuation of the LEDs is accelerated, the service life of the LEDs is shortened, and the lighting effect is affected. The heat dissipation problem of the LED lamp is a big hot problem of the current technical research.
In the prior art, for example, chinese patent application No.: CN203375401U provides a heat dissipation structure for LED lamp, which mainly utilizes a composite heat dissipation structure to increase the overall heat dissipation surface area of the heat dissipation structure, and the heat dissipation effect is limited due to the single heat dissipation manner. Chinese patent application No.: CN206890484U ] provides a heat dissipation structure for LED lamp, which is provided with a fan and heat dissipation fins, however, this patent is complex in structure on one hand, and has low stability in practical use as an independent structure and high requirements for installation process on the other hand.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an electric motor car LED car light heat radiation structure to the above-mentioned problem that current LED heat radiation structure exists.
In order to achieve the above purpose, the utility model adopts the following technical proposal:
the utility model provides an electric motor car LED car light heat radiation structure, includes fixed connection's lamp pole and radiator, the both sides of lamp pole all are provided with mounting substrate, all are provided with LED light source subassembly on the mounting substrate, the radiator includes fin group to and connect the radiator fan of fin group, the tip of lamp pole is connected to fin group, lamp pole and radiator fixed connection.
In the above-mentioned heat radiation structure for the LED car lamp of the electric vehicle, the heat radiation fin group includes the heat conduction cylinder and the heat radiation fins connected with the lamp post, the heat radiation fins are distributed annularly along the outer side of the heat conduction cylinder, one end of each heat radiation fin far from the heat conduction cylinder is provided with a plurality of small heat radiation fins, and the heat radiation fan is arranged inside the heat radiation fin group.
In the above LED car lamp heat dissipation structure for the electric vehicle, the inside of the heat dissipation fin set forms a limiting slot for installing the heat dissipation fan by the heat dissipation fins and the small heat dissipation fins, the bottom of the heat dissipation fin set is provided with a fan fixing seat for fixing the heat dissipation fan, the small heat dissipation fins are arranged along the axial direction of the heat conduction cylinder, the end of each heat dissipation fin is connected with a plurality of small heat dissipation fins, a small heat dissipation channel is formed between two adjacent small heat dissipation fins, and a large heat dissipation channel is formed between two adjacent heat dissipation fins.
In the LED vehicle lamp heat dissipation structure of the electric vehicle, the lamp post is fixedly connected with the heat radiator through the inner surface of the heat conduction cylinder, and the joint of the inner surface of the heat conduction cylinder and the lamp post protrudes inwards to form the positioning ring.
In the LED car lamp heat dissipation structure of the electric car, the lamp post is provided with the mounting groove, and the mounting substrate is arranged in the mounting groove.
In the above-mentioned heat radiation structure for the LED car lamp of the electric vehicle, the heat radiation fins are axially distributed along the heat conduction cylinder, the heat conduction cylinder is further provided with a plurality of slots for connecting the heat radiation fins, and the inner sides of the slots are provided with a plurality of positioning ribs.
In the LED car lamp heat dissipation structure of the electric vehicle, the cylindrical upper cover is arranged at one end, away from the radiator, of the lamp post, the lamp post is fixedly connected with the cylindrical upper cover, and the mounting substrate is provided with the fastening piece.
In the LED car lamp heat dissipation structure of the electric vehicle, one end of the lamp post, which is close to the radiator, is provided with the cylindrical outer sleeve, and the joint of the outer sleeve and the radiating fin group is provided with the mounting bracket.
In the LED vehicle lamp heat dissipation structure of the electric vehicle, the cross section of the lamp post is in an I shape, the heat dissipation fan is inserted in the heat conduction cylinder, and the fan fixing seat covers the heat dissipation fan and is fixedly connected with the heat conduction cylinder through a bolt.
In the LED vehicle lamp heat dissipation structure of the electric vehicle, the lamp post, the cylindrical upper cover and the outer side sleeve are of an integrally formed structure.
Compared with the prior art, this electric motor car LED car light heat radiation structure's advantage lies in:
1. the composite heat dissipation structure and the heat dissipation fan are comprehensively utilized, heat energy generated by light emitting of the LED is rapidly conducted into the radiator through the heat conduction cylinder, and meanwhile, the heat dissipation fan is directly inserted into the heat conduction cylinder, so that heat can be rapidly dissipated;
2. the LED light source assemblies are respectively arranged on two sides of the lamp post, and the lamp post is directly connected with the heat conducting cylinder, so that the heat dissipation effect is improved, and the illumination effect of the LED is also improved;
3. the radiating structure is provided with the upper cover and the outer side sleeve, so that the heat conduction effect of the lamp post is improved, the stability of the radiating structure is improved, and the service life of the lamp is prolonged.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view in another direction of the present invention.
Fig. 3 is an exploded view of the present invention.
Fig. 4 is a partially enlarged schematic view of fig. 1.
Fig. 5 is one of the schematic structural diagrams of the components of the present invention.
Fig. 6 is a second schematic view of the structure of the components of the present invention.
In the figure, a lamp post 1, a heat sink 2, a heat sink set 21, a heat conducting cylinder 211, a heat dissipating fin 212, a small heat dissipating fin 213, a limiting slot 214, a positioning ring 215, a slot 216, a positioning rib 217, a heat dissipating fan 22, a fan fixing seat 23, a mounting substrate 3, a light source assembly 4, a mounting groove 5, a cylindrical upper cover 6, a fastener 7, an outer sleeve 8, and a mounting bracket 9.
Detailed Description
Example 1
As shown in fig. 1-3, the utility model provides a heat dissipation structure for an electric vehicle LED lamp, which comprises a lamp post 1 and a heat sink 2 which are fixedly connected; mounting substrates 3 are arranged on two sides of the lamp post 1, and LED light source assemblies 4 are arranged on the mounting substrates 3; the radiator 2 comprises a radiating fin group 21 and a radiating fan 22 connected with the radiating fin group, and the lamp post 1 is fixedly connected with the radiator 2; one end of the lamp post 1, which is far away from the radiator, is provided with a cylindrical upper cover 6, and the lamp post 1 is fixedly connected with the cylindrical upper cover 6; one end of the lamp post 1 close to the radiator 2 is provided with a cylindrical outer sleeve 8; and a mounting bracket 9 is arranged at the joint of the outer sleeve 8 and the radiating fin group 21.
The mounting substrates 3 provided with the LED light source assemblies 4 are arranged on two sides of the lamp post 1, so that the problem that heat energy generated when an LED is driven is too large and difficult to dissipate heat in time due to the fact that the LED light sources are arranged at one position is solved, and the LED light source assemblies arranged on the two sides have better lighting effect due to refraction of the lamp shade; and because of the heat conduction effect of the lamp post, heat energy can be conducted into the radiator in time. The upper cover 6 and the outer side sleeve 8 ensure the stability of the LED car lamp heat dissipation structure of the electric car while enhancing the heat conduction effect of the lamp post.
Specifically, the heat dissipation fin set 21 includes a heat conduction cylinder 211 connected to the lamp post and heat dissipation fins 212, the heat dissipation fins 212 are annularly distributed along the outer side of the heat conduction cylinder 211, and one end of each heat dissipation fin 212 away from the heat conduction cylinder 211 is provided with a plurality of small heat dissipation fins 213. Radiator fan 22 is disposed inside radiator fin group 21, and a fan fixing seat 23 for fixing radiator fan 22 is disposed at the bottom of radiator fin group 21. The heat is directly conducted to the heat dissipation fins through the heat conduction cylinder 211, and the heat dissipation structure of the LED car lamp of the electric car is guaranteed to have enough effective heat dissipation area through the composite heat dissipation structure. Meanwhile, the heat generated by the lamp post is directly dissipated by the cooling fan arranged in the radiator, and the flow of convection air is increased, so that the purpose of rapid heat dissipation is achieved.
Preferably, the small heat dissipating fins 213 are disposed along the axial direction of the heat conducting cylinder 211, and the end of each heat dissipating fin 212 is connected to a plurality of small heat dissipating fins 213, a small heat dissipating channel is formed between two adjacent small heat dissipating fins 213, and a large heat dissipating channel is formed between two adjacent heat dissipating fins 212. The flow of convection air is further increased through the heat dissipation channels with different directions, angles and numbers, so that heat is further evacuated, and the effects of improving the performance of the LED light source assembly and prolonging the service life of the LED light source assembly are achieved.
Example 2
The structure, principle and implementation steps of the present embodiment are similar to those of the present embodiment, except that:
as shown in fig. 4-6, the inside of the heat sink set 21 is formed by the heat sink fins 212 and the small heat sink fins 213 to form a limit slot 214 for installing the heat sink fan 22. The heat dissipation fins 212 are axially distributed along the heat conduction cylinder 211, a plurality of clamping grooves 216 connected with the heat dissipation fins 212 are further arranged on the heat conduction cylinder 211, a plurality of positioning ribs 217 are arranged on the inner side of the clamping grooves 216, the heat dissipation fan is inserted into the heat conduction cylinder, and the fan fixing seat covers the heat dissipation fan and is fixedly connected with the heat conduction cylinder through bolts.
The heat radiation fan 22 is arranged in the limit clamping groove 214 through the limit clamping groove 214 formed by the heat radiation fins 212 and the small heat radiation fins 213, so that the installation is convenient, the compactness of the whole radiator structure is ensured, the heat radiation is facilitated, and the impact and the damage to the radiator possibly caused by the jolt of the electric vehicle are avoided. The clamping groove 216 and the positioning rib 217 can be used for fixedly connecting the heat-conducting cylinder, the heat-radiating fan and the fan fixing seat through bolts. This embodiment further ensures a stable and efficient heat sink structure.
Preferably, the lamp post 1 has an i-shaped cross section, the lamp post 1 and the heat sink 2 are fixedly connected through the inner surface of the heat conducting cylinder 211, and the joint between the inner surface of the heat conducting cylinder 211 and the lamp post 1 protrudes inward to form the positioning ring 215. This embodiment also serves to enhance the stability and efficiency of the heat sink structure.
Preferably, the lamp post 1 is provided with a mounting groove 5, and the mounting substrate 3 is arranged in the mounting groove 5. The mounting substrate 3 is provided with a fastener 7. This embodiment is intended to allow the LED light source module to be stably fixed to the lamp post.
Example 3
The structure, principle and implementation steps of the present embodiment are similar to those of the present embodiment, except that:
the lamp post 1, the upper cover 6 and the outer sleeve 8 are of an integrally formed structure.
The embodiment further ensures the impact-resistant stability of the heat dissipation structure of the LED car lamp of the electric car, simplifies the installation process, improves the convenience and the rapidness of the heat dissipation structure of the LED car lamp of the electric car, improves the production and maintenance efficiency, and is convenient for industrial production.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although the terms lamp post 1, heat sink 2, heat sink set 21, heat conductive cylinder 211, heat sink fins 212, small heat sink fins 213, retaining groove 214, retaining ring 215, retaining groove 216, retaining rib 217, heat sink fan 22, fan fixing base 23, mounting base plate 3, light source assembly 4, mounting groove 5, cylindrical upper cover 6, fastener 7, outer sleeve 8, mounting bracket 9, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention and should not be interpreted as imposing any additional limitations that are contrary to the spirit of the present invention.
Claims (9)
1. An LED car lamp heat dissipation structure of an electric car comprises a lamp post (1) and a radiator (2) which are fixedly connected, it is characterized in that both sides of the lamp post (1) are provided with mounting base plates (3), the mounting base plates (3) are provided with LED light source assemblies (4), the radiator (2) comprises a radiating fin group (21), and a heat radiation fan (22) connected with the heat radiation fin group, the heat radiation fin group (21) is connected with the end part of the lamp post, the radiating fin group (21) comprises a heat conducting cylinder (211) connected with the lamp post and radiating fins (212), the radiating fins (212) are distributed annularly along the outer side of the heat conducting cylinder (211), one end of each radiating fin (212) far away from the heat conducting cylinder (211) is provided with a plurality of small radiating fins (213), the heat radiation fan (22) is arranged inside the heat radiation fin group (21), and the lamp post (1) is fixedly connected with the radiator (2).
2. The LED car lamp heat dissipation structure of the electric vehicle as claimed in claim 1, wherein a limiting slot (214) for installing the heat dissipation fan (22) is formed by the heat dissipation fins (212) and the small heat dissipation fins (213) inside the heat dissipation fin set (21), a fan fixing seat (23) for fixing the heat dissipation fan (22) is arranged at the bottom of the heat dissipation fin set (21), the small heat dissipation fins (213) are axially arranged along the heat conduction cylinder (211), the end of each heat dissipation fin (212) is connected with a plurality of small heat dissipation fins (213), a small heat dissipation channel is formed between two adjacent small heat dissipation fins (213), and a large heat dissipation channel is formed between two adjacent heat dissipation fins (212).
3. The LED lamp heat dissipation structure of the electric vehicle as claimed in claim 1, wherein the lamp post (1) and the heat sink (2) are fixedly connected through the inner surface of the heat conducting cylinder (211), and the joint of the inner surface of the heat conducting cylinder (211) and the lamp post (1) protrudes inwards to form a positioning ring (215).
4. The LED car lamp heat dissipation structure of the electric car as claimed in claim 1, wherein the lamp post (1) is provided with an installation groove (5), and the installation substrate (3) is arranged in the installation groove (5).
5. The LED lamp heat dissipation structure of the electric vehicle as claimed in claim 1, wherein the heat dissipation fins (212) are axially distributed along the heat conduction cylinder (211), a plurality of slots (216) connected with the heat dissipation fins (212) are further formed in the heat conduction cylinder (211), and a plurality of positioning ribs (217) are arranged on the inner side of the slots (216).
6. The LED car lamp heat dissipation structure of the electric car as claimed in claim 1, wherein a cylindrical upper cover (6) is arranged at one end of the lamp post (1) far away from the heat sink, the lamp post (1) is fixedly connected with the cylindrical upper cover (6), and a fastening piece (7) is arranged on the mounting substrate (3).
7. The LED car lamp heat dissipation structure of the electric car as claimed in claim 1, wherein a cylindrical outer sleeve (8) is arranged at one end of the lamp post (1) close to the heat sink (2), and a mounting bracket (9) is arranged at the joint of the outer sleeve (8) and the heat sink set (21).
8. The LED car lamp heat dissipation structure of the electric car as claimed in claim 1, wherein the cross section of the lamp post (1) is in an I shape, the heat dissipation fan (22) is inserted into the heat conduction cylinder (211), and the fan fixing seat (23) covers the heat dissipation fan (22) and is fixedly connected with the heat conduction cylinder (211) through a bolt.
9. The LED lamp heat dissipation structure of the electric vehicle as claimed in any one of claims 1 to 8, wherein the lamp post (1), the cylindrical upper cover (6) and the outer sleeve (8) are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920624771.6U CN210398763U (en) | 2019-04-30 | 2019-04-30 | Electric motor car LED car light heat radiation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920624771.6U CN210398763U (en) | 2019-04-30 | 2019-04-30 | Electric motor car LED car light heat radiation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210398763U true CN210398763U (en) | 2020-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920624771.6U Active CN210398763U (en) | 2019-04-30 | 2019-04-30 | Electric motor car LED car light heat radiation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210398763U (en) |
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2019
- 2019-04-30 CN CN201920624771.6U patent/CN210398763U/en active Active
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