CN209245964U - Double mirror LED dipped beam mould group - Google Patents
Double mirror LED dipped beam mould group Download PDFInfo
- Publication number
- CN209245964U CN209245964U CN201822085128.9U CN201822085128U CN209245964U CN 209245964 U CN209245964 U CN 209245964U CN 201822085128 U CN201822085128 U CN 201822085128U CN 209245964 U CN209245964 U CN 209245964U
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- CN
- China
- Prior art keywords
- lens carrier
- dipped beam
- mould group
- beam mould
- imaging len
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Rear-View Mirror Devices That Are Mounted On The Exterior Of The Vehicle (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
The utility model discloses a kind of double mirror LED dipped beam mould groups, it includes imaging len etc., one end of imaging len is connected with lens carrier front end, thermal insulation board is located on the outside of lens carrier, barn door is fixed by screws in inside lens carrier, one end of reflecting mirror is connected with lens carrier, one end of PCB light source plate is connected and is located at the lower section of reflecting mirror with lens carrier, radiator is bolted on lens carrier rear end, four buckle the two sides for being located at lens carrier, two fixation holes are located at the bottom end two sides of lens carrier, two connecting plates are located at the top two sides of radiator, the reflecting mirror is shaped to independent two sub- reflecting mirrors and is constituted by two pieces of surface compositions.The utility model can utilize light source board and imaging len, realize the optimization to dipped beam light type uniformity, and can be improved the radiating efficiency and stability of mould group.
Description
Technical field
The utility model relates to a kind of dipped beam mould groups, more particularly to a kind of double mirror LED dipped beam mould group.
Background technique
Traditional automobile short-distance headlight has halogen regenerative-cycle headlamp and xenon headlight.In recent years due to LED light source have energy conservation and environmental protection,
The advantages that long service life, the application in automobile short-distance headlight field are just becoming more and more extensive.Currently, common on the market
LED dipped beam structure is made of simple reflector, still, is limited to the luminous flux of single LED chip, this structure is under certain conditions
It is not well positioned to meet the requirement of dipped beam design, and since the LED particle calorific value of single multi-chip package is big and excessively concentrates,
Influence radiating efficiency.
Summary of the invention
The technical problem to be solved by the utility model is to provide a kind of double mirror LED dipped beam mould groups, can utilize
Light source board and imaging len, optimization of the realization to dipped beam light type uniformity, and can be improved the radiating efficiency and stability of mould group,
And the utility model simple structure and reasonable design.
The utility model is to solve above-mentioned technical problem by following technical proposals: a kind of double mirror LED dipped beam
Mould group, which is characterized in that it includes imaging len, lens carrier, thermal insulation board, barn door, reflecting mirror, PCB light source plate, heat dissipation
One end of device, screw, buckle, fixation hole, bolt, connecting plate, imaging len is connected with lens carrier front end, and thermal insulation board is located at saturating
On the outside of mirror support, barn door is fixed by screws in inside lens carrier, and one end of reflecting mirror is connected with lens carrier,
One end of PCB light source plate is connected and is located at the lower section of reflecting mirror with lens carrier, and radiator is bolted on lens carrier
Rear end, four buckle and are located at the two sides of lens carrier, and two fixation holes are located at the bottom end two sides of lens carrier, and two
Connecting plate is located at the top two sides of radiator, and it is anti-that the reflecting mirror by two pieces of surface compositions is shaped to independent two sons
Penetrate mirror composition.
Preferably, the radiator is equipped with multiple radiating fins, and radiating fin is equipped with multiple ripple glazes.
Preferably, the shading front edge of board and horizontal plane form angle.
Preferably, the frontal outline projection of shape of the imaging len be round or ellipse or matrix or polygon.
Preferably, the barn door front end center is located on the focal plane of imaging len.
Preferably, LED lamp bead there are two being placed on the PCB light source plate.
Preferably, the barn door is fixed baffle.
Preferably, described two sub- reflecting mirrors are located at optical axis two sides.
The positive effect of the utility model is: the utility model can utilize light source board and imaging len, realize
Optimization to dipped beam light type uniformity, and can be improved the radiating efficiency and stability of mould group, and the utility model structure it is simple,
Design rationally, can be applied to the optical design of automobile front.
Detailed description of the invention
Fig. 1 is the explosive view of the utility model.
Fig. 2 is the schematic perspective view after the utility model assembling.
Specific embodiment
The utility model preferred embodiment is provided, with reference to the accompanying drawing the technical solution of the utility model is described in detail.
As shown in Figure 1 to Figure 2, the utility model includes imaging len 1, lens carrier 2, thermal insulation board 3, barn door 4, reflection
Mirror 5, PCB(printed circuit board) light source board 6, radiator 7, screw 8, buckle 9, fixation hole 10, bolt 12, connecting plate 13, imaging
One end of lens 1 is connected with 2 front end of lens carrier, and thermal insulation board 3 is located on the outside of lens carrier 2, and barn door 4 passes through screw 8
It is fixed on inside lens carrier 2, one end of reflecting mirror 5 is connected with lens carrier 2, one end of PCB light source plate 6 and lens carrier 2
It is connected and is located at the lower section of reflecting mirror 5, radiator 7 is fixed on 2 rear end of lens carrier, four 9 difference positions of buckle by bolt 12
In the two sides of lens carrier 2, two fixation holes 10 are located at the bottom end two sides of lens carrier 2, and two connecting plates 13 distinguish position
In the top two sides of radiator 7, reflecting mirror can be shaped to independent two sub- reflecting mirrors and be constituted by two pieces of surface compositions.
The radiator is equipped with multiple radiating fins 11, and radiating fin is equipped with multiple ripple glazes, improves heat dissipation in this way
Ability.Radiator uses a kind of radiator of aluminum material, reduces cost in this way, improves heat-sinking capability.
Shading front edge of board and horizontal plane form angle, i.e. shading front edge of board is tilted a certain angle slightly upward, reduce spuious
Influence of the light to light type uniformity.
The frontal outline projection of shape of imaging len 1 be round or ellipse or matrix or polygon, in this way can be more
Facilitate observation.
4 front end center of barn door is located on the focal plane of imaging len so that it is convenient to which shading, improves light efficiency.
It is placed on PCB light source plate there are two LED lamp bead, this distributed LED lamp bead layout can effectively avoid heat collection
In, improve the stability of local radiating efficiency and mould group.
Two pieces of curved surfaces can form another curved surface according to optical axis mirror image by one of curved surface, also can according to need point
It does not design.Every sub- reflecting mirror forms independent light type, and entire dipped beam light type is formed by stacking by two independent light type.Two
The light type that block reflecting mirror is formed, which is complementary to one another, achievees the effect that optimize whole light type.
Two sub- reflecting mirrors are located at optical axis two sides, projection of the respective center of surface line in optical axial plane and optical axis at
The size of certain angle, the angle is not fixed, and can be changed in a certain range according to the structure of different mould groups.
The material of imaging len can be colorless and transparent PC(polycarbonate) or PMMA(polymethyl methacrylate), this
Sample reduces cost.
Barn door is fixed baffle, easy to use in this way, reduces cost.
The working principle of the utility model is as follows: the utility model can utilize dipped beam mould group, and the dipped beam light type of formation has
There is better uniformity, can be applied to the optical design of automobile front.The utility model include imaging len, lens carrier,
Thermal insulation board, barn door, reflecting mirror, PCB light source plate, radiator, screw, buckle, fixation hole, radiating fin, bolt and connection
Plate, lens carrier are used to assemble the original parts such as imaging len, thermal insulation board, barn door, reflecting mirror, PCB light source plate together,
It can guarantee beauty in this way and improve service life, the shield heat away that thermal insulation board is used to front end illumination generate comes, and avoids original
Part is damaged because of overheat, and barn door front end center is located on the focal plane of imaging len, for being reduction light to object
It influences, avoids the lighttight plate of light direct projection outside window, can be improved service life and stability in this way.PCB light source plate is
One piece of integrated circuit board, for manipulating optical mode group, radiator uses a kind of aluminum material, can preferably radiate in this way, screw
For connecting element, relationship between fixing element and element, buckle is for installing optical mode group, and fixation hole is for attachment screw general
Element is fixed on lens carrier, and radiating fin is used to radiator being connected to lens branch for uniformly conducting heat, bolt
On frame, connecting plate is for installing bolt.Light reflects after two LED light sources sendings through corresponding sub- reflecting mirror, passes through shading
Plate forms "cut-off"line, is finally focused and is projected by imaging len, forms dipped beam light type, realizes to dipped beam light type uniformity.
In conclusion the utility model can utilize light source board and imaging len, realize to the excellent of dipped beam light type uniformity
Change, and can be improved the radiating efficiency and stability of mould group, and the utility model simple structure and reasonable design.
Particular embodiments described above, the technical issues of to the solution of the utility model, technical scheme and beneficial effects
It has been further described, it should be understood that the foregoing is merely specific embodiment of the utility model, not
For limiting the utility model, within the spirit and principle of the utility model, any modification for being made, changes equivalent replacement
Into etc., it should be included within the scope of protection of this utility model.
Claims (8)
1. a kind of double mirror LED dipped beam mould group, which is characterized in that it includes imaging len, lens carrier, thermal insulation board, shading
Plate, reflecting mirror, PCB light source plate, radiator, screw, buckle, fixation hole, bolt, connecting plate, one end of imaging len and lens
Bracket front end is connected, and thermal insulation board is located on the outside of lens carrier, and barn door is fixed by screws in inside lens carrier, reflection
One end of mirror is connected with lens carrier, and one end of PCB light source plate is connected and is located at the lower section of reflecting mirror, radiator with lens carrier
It is bolted on lens carrier rear end, four buckle the two sides for being located at lens carrier, and two fixation holes are located at
The bottom end two sides of lens carrier, two connecting plates are located at the top two sides of radiator, and the reflecting mirror is by two pieces of curved surface groups
It closes and is shaped to independent two sub- reflecting mirrors and constitutes.
2. double mirror LED dipped beam mould group as described in claim 1, which is characterized in that the radiator is equipped with multiple dissipate
Hot fin, radiating fin are equipped with multiple ripple glazes.
3. double mirror LED dipped beam mould group as described in claim 1, which is characterized in that the shading front edge of board and horizontal plane
Form angle.
4. double mirror LED dipped beam mould group as described in claim 1, which is characterized in that the frontal outline of the imaging len
Projection of shape be round or ellipse or matrix or polygon.
5. double mirror LED dipped beam mould group as described in claim 1, which is characterized in that the barn door front end center is located at
On the focal plane of imaging len.
6. double mirror LED dipped beam mould group as described in claim 1, which is characterized in that be placed with two on the PCB light source plate
A LED lamp bead.
7. double mirror LED dipped beam mould group as described in claim 1, which is characterized in that the barn door is fixed baffle.
8. double mirror LED dipped beam mould group as described in claim 1, which is characterized in that described two sub- reflecting mirrors distinguish position
In optical axis two sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822085128.9U CN209245964U (en) | 2018-12-12 | 2018-12-12 | Double mirror LED dipped beam mould group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822085128.9U CN209245964U (en) | 2018-12-12 | 2018-12-12 | Double mirror LED dipped beam mould group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209245964U true CN209245964U (en) | 2019-08-13 |
Family
ID=67532632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822085128.9U Active CN209245964U (en) | 2018-12-12 | 2018-12-12 | Double mirror LED dipped beam mould group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209245964U (en) |
-
2018
- 2018-12-12 CN CN201822085128.9U patent/CN209245964U/en active Active
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