CN207455504U - A kind of light guide and the driving module comprising light guide member - Google Patents
A kind of light guide and the driving module comprising light guide member Download PDFInfo
- Publication number
- CN207455504U CN207455504U CN201721229244.2U CN201721229244U CN207455504U CN 207455504 U CN207455504 U CN 207455504U CN 201721229244 U CN201721229244 U CN 201721229244U CN 207455504 U CN207455504 U CN 207455504U
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- CN
- China
- Prior art keywords
- light guide
- radiator
- aluminum substrate
- led
- driving module
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Planar Illumination Modules (AREA)
Abstract
The utility model discloses a kind of light guide and the driving module comprising light guide member, belongs to technical field of automobile illumination.It includes light guide bracket, light guide, harness and LED module, LED module includes radiator, aluminum substrate, LED and drive module, light guide is clamped with light guide bracket, light guide bracket is fixed on radiator, harness connects drive module and aluminum substrate by connector, LED is welded on aluminum substrate, aluminum substrate is pasted on by heat-conducting glue on radiator, and aluminum substrate is pressed in by light guide bracket on radiator；Light guide both ends use position limiting structure；Radiator uses aliform structure；Guiding rib is provided on light guide bracket.The utility model effectively limits the distance between light guide and LED, improves luminous intensity distribution performance and stability by light guide and the position limiting structure of light guide bracket；Heat is effectively reduced by the radiator of aliform structure, improves the luminous flux output of LED.
Description
Technical field
The utility model belongs to technical field of automobile illumination, especially a kind of light guide and the driving mould comprising light guide member
Group.
Background technology
So-called light guide is exactly for conducting the structural member that LED sends light, this structural member generally uses PC PMMA materials
Material is made.And light guide belongs to more fragile component, once light guide effect will largely be influenced by micro- damage occur；In order to avoid shadow
Ring light in the communication effect of light guide, light guide surface needs to polish, while surface is unable to arrangement so that light guide be difficult to it is fixed
Position installation, simultaneously because the deviation of LED and light guide position, easily causes lighting uniformity and illumination intensity not to meet design and want
It asks, undesirable influence is caused on the quality of product.
Utility model content
To solve the prior art in the presence of the position relationship for being difficult to ensure that light guide and LED and being difficult to ensure that driving module
The defects of heat dissipation performance, the utility model provide a kind of light guide and the driving module comprising light guide member.
To achieve the above object, the utility model uses following technical proposals：
A kind of light guide and the driving module comprising light guide member, it includes light guide bracket, light guide, harness and LED module,
LED module includes radiator, aluminum substrate, LED and drive module, and light guide is clamped with light guide bracket, and light guide bracket is fixed on heat dissipation
On device, harness connects drive module and aluminum substrate by connector, is welded with LED on aluminum substrate, aluminum substrate passes through heat conduction gluing
It is affixed on radiator, and aluminum substrate is pressed in by light guide bracket on radiator；
Light guide both ends use position limiting structure；
Radiator uses aliform structure；
Guiding rib is provided on light guide bracket.
Using above-mentioned technical proposal, light guide is clamped with light guide bracket, and light guide both ends are using position limiting structure, due to light guide with
Position limiting structure is added between light guide bracket so that the accurate positioning of light guide and light guide bracket, so that light guide can not be opposite
LED generates movement, it is ensured that light guide in design position, ensures luminous uniformity always；The radiator of aliform structure, adds
The surface area of heat dissipation so as to effectively reduce heat, improves the luminous flux output of LED；Guiding rib is provided on light guide bracket,
Convenient for the location and installation with radiator；Light guide bracket is fixed on radiator, while light guide bracket compresses aluminum substrate, so as to play
The effect of fixed aluminum substrate.
Further, the contact portion of light guide bracket and light guide be in arc-shaped, and the opening angle a of light guide bracket be less than etc.
In 90 degree.
Using above-mentioned technical proposal, opening angle a ensures light guide always at the position of light guide bracket.
Further, the material of light guide bracket is PC.
Using above-mentioned technical proposal, the light transmission of PC is preferable.
Further, light guide is integrally cylindrical, and back is distributed with light guide tooth, and light guide tooth dredged using the tooth at both ends and
It is small, the close and big distributed architecture of intermediate tooth.
Further, the material of light guide is PMMA or PC.
Using above-mentioned technical proposal, the light transmission of PMMA or PC are preferable.
Further, the material of radiator is metallic aluminium, and surface is handled using anode oxidation process.
Further, aluminium base back scribbles heat-conducting glue, and front scribbles solder mask.
Further, aluminum substrate is fixed by the positioning pin on radiator with radiator.
Advantageous effect：
1. the Assembly stability of light guide is good.
2. the accurate positioning between light guide and LED.
3. improving the heat dissipation of LED module, the optical characteristics of LED is improved.
4. improve the uniformity and luminous efficiency of car light.
5. it is simple in structure, it is easy to assembly.
Description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is part A enlarged drawing in Fig. 1；
Fig. 3 is B-B direction sectional view in Fig. 2；
Fig. 4 be in Fig. 2 C-C to sectional view；
Wherein, 1- light guide brackets；2- light guides；3- harness；41- radiators；42- aluminum substrates；43-LED；44- drive modules；
45- screws.
Specific embodiment
The utility model is further illustrated with reference to the accompanying drawings and examples.
As shown in Figs 1-4, a kind of light guide of the utility model and the driving module comprising light guide member, it includes light guide bracket
1st, light guide 2, harness 3 and LED module, LED module include radiator 41, aluminum substrate 42, LED 43 and drive module 44, light guide 2
It is clamped with light guide bracket 1, light guide bracket 1 is fixed on by screw 45 on radiator 41, and harness 3 connects driving mould by connector
Block 44 and aluminum substrate 42 are welded with LED 43 on aluminum substrate 42, and aluminum substrate 42 is pasted on by heat-conducting glue on radiator 41, and aluminium
Substrate 42 is pressed in by light guide bracket 1 on radiator 41, plays the role of fixed aluminum substrate 42；
Guiding rib is provided on light guide bracket 1, convenient for the location and installation with radiator 41；
Light guide 2 is whole cylindrical, and back is distributed with light guide tooth, and light guide tooth is dredged and small using the tooth at both ends, intermediate
The close and big distributed architecture of tooth.
The utility model between light guide 2 and light guide bracket 1 due to adding position limiting structure so that light guide 2 and light guide bracket 1
Accurate positioning so that light guide 2 can not relative to LED 43 generate movement, limit the distance between light guide 2 and LED 43,
Ensure that light guide 2 in design position, improves luminous intensity distribution performance and stability, ensure luminous uniformity always；Aluminum substrate 42 is carried on the back
Face scribbles heat-conducting glue, and front scribbles solder mask；Aluminum substrate 42 is fixed on radiator 41 by two positioning pins on radiator 41
On, light guide 2 is pressed into light guide bracket 1, and the section of light guide 2 is as shown in Figure 4 into similar cylindrical structure, and 2 material of light guide is using saturating
Optical property preferable PC or PMMA, 1 material of light guide bracket use the preferable PC of light transmission, and the material of radiator 41 is metallic aluminium
(ADC12), surface is through anodized.
As shown in figure 3, radiator 41 uses aliform structure, the surface area of heat dissipation is effectively increased, improves heat dissipation performance, from
And heat is effectively reduced, improve the luminous flux output of LED.
As shown in figure 4,2 both ends of light guide use position limiting structure, the contact portion of light guide bracket 1 and light guide 2 in arc-shaped, and
The opening angle a of light guide bracket 1 is less than or equal to 90 degree, ensure that light guide 2 always at the position of light guide bracket 1.
Limitation to scope of protection of the utility model, those skilled in the art should understand that, in the skill of the utility model
On the basis of art scheme, the various modifications or variations that can be made by those skilled in the art with little creative work still exists
Within the scope of protection of the utility model.
Claims (8)
1. a kind of light guide and the driving module comprising light guide member, it includes light guide bracket (1), light guide (2), harness (3) and LED
Module, it is characterised in that：The LED module includes radiator (41), aluminum substrate (42), LED (43) and drive module (44), light
It leads (2) to be clamped with light guide bracket (1), light guide bracket (1) is fixed on radiator (41), and harness (3) is connected by connector and driven
Dynamic model block (44) and aluminum substrate (42) are welded with LED (43) on aluminum substrate (42), and aluminum substrate (42) is pasted on scattered by heat-conducting glue
On hot device (41), and aluminum substrate (42) is pressed in by light guide bracket (1) on radiator (41)；
Light guide (2) both ends use position limiting structure；
The radiator (41) uses aliform structure；
Guiding rib is provided on the light guide bracket (1).
2. light guide according to claim 1 and the driving module comprising light guide member, it is characterised in that：The light guide bracket
(1) with the contact portion of light guide (2) in arc-shaped, and the opening angle a of light guide bracket (1) is less than or equal to 90 degree.
3. light guide according to claim 1 or 2 and the driving module comprising light guide member, it is characterised in that：The light guide
The material of stent (1) is PC.
4. light guide according to claim 1 and the driving module comprising light guide member, it is characterised in that：The light guide (2)
Whole cylindrical, light guide tooth is distributed in back, and light guide tooth is dredged using the tooth at both ends and small, the close and big distribution of intermediate tooth
Structure.
5. the light guide according to claim 1 or 4 and the driving module comprising light guide member, it is characterised in that：The light guide
(2) material is PMMA or PC.
6. light guide according to claim 1 and the driving module comprising light guide member, it is characterised in that：The radiator
(41) material is metallic aluminium, and surface is handled using anode oxidation process.
7. light guide according to claim 1 and the driving module comprising light guide member, it is characterised in that：The aluminum substrate
(42) back side scribbles heat-conducting glue, and front scribbles solder mask.
8. the light guide according to claim 1 or 7 and the driving module comprising light guide member, it is characterised in that：The aluminium base
Plate (42) is fixed by the positioning pin on radiator (41) and radiator (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721229244.2U CN207455504U (en) | 2017-09-25 | 2017-09-25 | A kind of light guide and the driving module comprising light guide member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721229244.2U CN207455504U (en) | 2017-09-25 | 2017-09-25 | A kind of light guide and the driving module comprising light guide member |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207455504U true CN207455504U (en) | 2018-06-05 |
Family
ID=62283912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721229244.2U Active CN207455504U (en) | 2017-09-25 | 2017-09-25 | A kind of light guide and the driving module comprising light guide member |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207455504U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108775546A (en) * | 2018-07-17 | 2018-11-09 | 华域视觉科技(上海)有限公司 | Car light light conducting bar |
-
2017
- 2017-09-25 CN CN201721229244.2U patent/CN207455504U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108775546A (en) * | 2018-07-17 | 2018-11-09 | 华域视觉科技(上海)有限公司 | Car light light conducting bar |
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| GR01 | Patent grant |