AU2020104275A4 - Optical light distribution module for laser lenses - Google Patents
Optical light distribution module for laser lenses Download PDFInfo
- Publication number
- AU2020104275A4 AU2020104275A4 AU2020104275A AU2020104275A AU2020104275A4 AU 2020104275 A4 AU2020104275 A4 AU 2020104275A4 AU 2020104275 A AU2020104275 A AU 2020104275A AU 2020104275 A AU2020104275 A AU 2020104275A AU 2020104275 A4 AU2020104275 A4 AU 2020104275A4
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- AU
- Australia
- Prior art keywords
- optical
- light source
- laser
- lens
- laser light
- Prior art date
- 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.)
- Ceased
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 94
- 238000004806 packaging method and process Methods 0.000 claims description 12
- 238000003780 insertion Methods 0.000 claims description 9
- 230000037431 insertion Effects 0.000 claims description 9
- 238000005286 illumination Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Semiconductor Lasers (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
An optical light distribution module for laser lenses, comprising a laser
lighting module and an optical light distribution lens module; the laser lighting
module comprises a base panel and a laser light source disposed on the base
5 panel; the optical light distribution lens module is disposed on a light emitting
surface of the laser light source so as to achieve optical convergence and optical
control of laser beams from the laser light source so as to obtain a required
illuminating distance and illuminating area; the optical light distribution lens module
comprises at least two optical lenses; a first optical lens of the two optical lenses is
10 disposed on the light emitting surface of the laser light source; a second optical
lens of the two optical lenses is disposed away from the light emitting surface of
the laser light source; the two optical lenses and the laser light source are
arranged coaxially. Compared with the prior art, the present invention disposes the
optical light distribution lens module on the light emitting surface of the laser light
15 source to fully utilize the characteristic advantage of high light density of the laser
light source, so that the laser light source can be used practically for lighting as a
lighting apparatus. The present invention has a simple structure and a low cost.
61
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614
Fig. 1
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43 6 61
55
43
-3 52
41
61
4 3 42
Fig. 2
Description
15 3
614
Fig. 1
21
43 6 61 55
43 -3 52
41
61
4 3 42
Fig. 2
The present invention relates to a kind of lighting apparatus, and more
specifically relates to an optical light distribution module for laser lenses.
Nowadays, LED light source is generally used as a source of light. Practical
techniques of secondary optical light distribution designs are mostly limited to the
lighting characteristics and light distribution designs pertaining to LED light source.
In the market of lighting apparatus, laser light source is a new trend in the
development of new future light source. Laser light source has the advantage of
achieving high light density which LED cannot achieve. Also, laser light source
requires extremely high precision in light distribution designs and the structures of
optical apparatus and modules. Therefore, there is a desperate need for studying
secondary light distribution designs pertaining to laser light source for the purpose
of practical use.
An object of the present invention is to provide an optical light distribution
module for laser lenses which has a simple structure. The technical problem to be
solved by the present invention is to control the laser light source by means of
secondary optical light distribution so that the laser light source can be used as a
lighting apparatus.
To solve the above technical problem, the present invention provides the
following technical solutions: An optical light distribution module for laser lenses,
comprising a laser lighting module and an optical light distribution lens module; the
laser lighting module comprises a base panel and a laser light source disposed on the base panel; the optical light distribution lens module is disposed on a light emitting surface of the laser light source so as to achieve optical convergence and optical control of laser beams from the laser light source so as to obtain a required illuminating distance and illuminating area; the optical light distribution lens module comprises at least two optical lenses; a first optical lens of the two optical lenses is disposed on the light emitting surface of the laser light source; a second optical lens of the two optical lenses is disposed away from the light emitting surface of the laser light source; the two optical lenses and the laser light source are arranged coaxially.
Further, the optical light distribution lens module also comprises a lens
supporting rack; the lens supporting rack has a through hole that penetrates
through two opposite end surfaces of the lens supporting rack; two opposite
openings of the through hole are defined as a light exit and a light source
assembling port respectively; the laser light source is positioned inside the through
hole through the light source assembling port; the second optical lens is fixed at
the light exit.
Further, the through hole has a taper shape having a narrowing diameter
from the light exit towards the light source assembling port.
Further, the optical light distribution lens module also comprises a mounting
panel; the lens supporting rack is fixed on the mounting panel.
Further, an end of the lens supporting rack corresponding to the light exit is
provided with a plurality of protruding ribs; a plurality of locking grooves engaged
with the second optical lens are formed between the protruding ribs.
Further, an outer packaging of the laser light source has a square cross
section; four legs are provided around the first optical lens corresponding to four
corners of the outer packaging of the laser light source respectively; four insertion
grooves are provided on the four legs respectively, and the insertion grooves are
engagable with the four corners of the outer packaging of the laser light source
respectively; the first optical lens is tightly fitted into the four corners of the outer
packaging of the laser light source through the insertion grooves, such that the first
optical lens and the laser light source are fixed coaxially.
Compared with the prior art, the present invention disposes the optical light
distribution lens module on the light emitting surface of the laser light source to
fully utilize the characteristic advantage of high light density of the laser light
source, so that the laser light source can be used practically for lighting as a
lighting apparatus. The present invention has a simple structure and a low cost.
FIG. 1 is an external structure view of the present invention.
FIG. 2 is a perspective exploded view of the present invention.
FIG. 3 is a front view of the present invention.
FIG. 4 is a sectional view along A-A shown in FIG. 3.
FIG. 5 shows the first optical lens and the laser light source fixedly
assembled together coaxially.
The present invention will be further described in detail below with
reference to the drawings and an embodiment.
As shown in FIGs. 1-4, an optical light distribution module for laser lenses
according to the present invention comprises a laser lighting module and an optical light distribution lens module. The laser lighting module comprises a base panel 1 and a laser light source 2 disposed on the base panel 1; the optical light distribution lens module is disposed on a light emitting surface of the laser light source 2 so as to achieve optical convergence and optical control of laser beams from the laser light source 2; the optical light distribution lens module comprises at least two optical lenses 4; one of the optical lenses 4 is disposed on the light emitting surface of the laser light source 2; another one of the optical lenses 4 is disposed away from the light emitting surface of the laser light source 2; the two optical lenses 4 and the laser light source 2 are arranged coaxially.
For better understanding, the two optical lenses 4 are defined respectively
as a first optical lens 41 and a second optical lens 42. The optical lens disposed
on the light emitting surface of the laser light source 2 is the first optical lens 41,
while the optical lens disposed away from the light emitting surface of the laser
light source 2 is the second optical lens 42.
As shown in FIG. 4, the optical light distribution lens module also comprises
a lens supporting rack 5; the lens supporting rack 5 has a through hole 51 that
penetrates through two end surfaces of the lens supporting rack 5; two opposite
openings of the through hole 51 are defined as a light exit 52 and a light source
assembling port 53; the laser light source 2 is positioned inside the through hole
51 through the light source assembling port 53; the second optical lens 42 is fixed
at the light exit 52; the first optical lens 41 is fixed on the light emitting surface of
the laser light source 2. Specifically, the lens supporting rack 5 is cylindrical having
the two end surfaces opposite to each other; the through hole 51 penetrates
through the two end surfaces.
As shown in FIG. 4, the through hole 51 according to the present invention
has a taper shape having a narrowing diameter from the light exit 52 towards the
light source assembling port 53, so that laser beams passing through the first
optical lens 41 will not be blocked.
As shown in FIG. 1, FIG. 2 and FIG. 4, the optical light distribution lens
module also comprises a mounting panel 6; the lens supporting rack 5 is fixed on
the mounting panel 6; specifically, the mounting panel 6 has an annular shape;
two opposite ends of the mounting panel 6 is provided with connecting portions 61
respectively; an end of the lens supporting rack 5 corresponding to the light source
assembling port 53 has a recess 54 along a perimeter of the lens supporting rack
5 so as to form a corresponding protrusion 55 on the lens supporting rack 5; the
mounting panel 6 sleeves the protrusion 55 and rests on the recess 54; the
mounting panel and the lens supporting rack are fixed together by screws; the
base panel 1 tightly adheres to the protrusion 55.
As shown in FIG. 1 and FIG. 2, an end of the lens supporting rack 5
corresponding to the light exit 52 is provided with a plurality of protruding ribs 3; a
plurality of locking grooves engaged with the second optical lens 42 are formed
between the protruding ribs; by engaging the second optical lens 42 into the
locking grooves, the second optical lens 42 is fixed on the lens supporting rack 5.
As shown in FIG. 5, an outer packaging of the laser light source 2 has a
square cross section; four legs 43 are provided around the first optical lens 41
corresponding to four corners of the outer packaging of the laser light source 2
respectively; four insertion grooves 44 are provided on the four legs 43
respectively, and the insertion grooves are engagable with the four corners of the outer packaging of the laser light source 2 respectively; the first optical lens 41 is tightly fitted into the four corners of the outer packaging of the laser light source 2 through the insertion grooves 44, such that the first optical lens and the laser light source are fixed coaxially.
The present invention assembles an optical light distribution lens module on
a light emitting surface of the laser light source, and hence the optical light
distribution lens module is configured in accordance with the lighting
characteristics of the laser light source; accordingly, optical control of the laser
light source can be achieved in a way that the required distance and area for
illumination are attained, and thus the present invention can be used as a lighting
apparatus. The major characteristics of the present invention is that the present
invention can be embedded inside a LED lighting apparatus or mounted external
to the LED lighting apparatus to coordinate with the LED light source so as to meet
the need for lighting more ideally. Alternatively, the present invention can be used
independently as a laser lighting apparatus. The present invention has a simple
structure and a low cost.
Claims (5)
1. An optical light distribution module for laser lenses, comprising a laser lighting
module and an optical light distribution lens module; the laser lighting module
comprises a base panel (1) and a laser light source (2) disposed on the base
panel (1); the optical light distribution lens module is disposed on a light emitting
surface of the laser light source (2) so as to achieve optical convergence and
optical control of laser beams from the laser light source so as to obtain a required
illuminating distance and illuminating area; the optical light distribution lens module
comprises at least two optical lenses (4); a first optical lens (41) of the two optical
lenses is disposed on the light emitting surface of the laser light source (2); a
second optical lens (42) of the two optical lenses is disposed away from the light
emitting surface of the laser light source (2); the two optical lenses (4) and the
laser light source (2) are arranged coaxially.
2. The optical light distribution module for laser lenses according to claim 1,
wherein the optical light distribution lens module also comprises a lens supporting
rack (5); the lens supporting rack (5) has a through hole (51) that penetrates
through two opposite end surfaces of the lens supporting rack (5); two opposite
openings of the through hole (51) are defined as a light exit (52) and a light source
assembling port (53) respectively; the laser light source (2) is positioned inside the
through hole (51) through the light source assembling port (53); the second optical
lens (42) is fixed at the light exit (52).
3. The optical light distribution module for laser lenses according to claim 2,
wherein the through hole (51) has a taper shape having a narrowing diameter from
the light exit (52) towards the light source assembling port (53).
4. The optical light distribution module for laser lenses according to claim 3,
wherein an end of the lens supporting rack (5) corresponding to the light exit (52)
is provided with a plurality of protruding ribs (3); a plurality of locking grooves
engaged with the second optical lens (42) are formed between the protruding ribs.
5. The optical light distribution module for laser lenses according to any one of
claims 1-4, wherein an outer packaging of the laser light source (2) has a square
cross section; four legs (43) are provided around the first optical lens (41)
corresponding to four corners of the outer packaging of the laser light source (2)
respectively; four insertion grooves (44) are provided on the four legs (43)
respectively, and the insertion grooves are engagable with the four corners of the
outer packaging of the laser light source (2) respectively; the first optical lens (41)
is tightly fitted into the four corners of the outer packaging of the laser light source
(2) through the insertion grooves (44), such that the first optical lens and the laser
light source are fixed coaxially.
1 5
3 2020104275
4 61
Fig. 1
2 1
43 6 61 55 5 43 3 52 3 41
61
4 3 42
Fig. 2
A 23 Dec 2020
4 5
61 61 2020104275
A
Fig. 3
52 51 5
6
53
1 42 43
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55 54
Fig. 4
43 2 44
Fig. 5
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022158815.6 | 2020-09-27 | ||
| CN202022158815.6U CN212869650U (en) | 2020-09-27 | 2020-09-27 | Laser lens optical light distribution module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AU2020104275A4 true AU2020104275A4 (en) | 2021-03-11 |
Family
ID=74853877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2020104275A Ceased AU2020104275A4 (en) | 2020-09-27 | 2020-12-23 | Optical light distribution module for laser lenses |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN212869650U (en) |
| AU (1) | AU2020104275A4 (en) |
-
2020
- 2020-09-27 CN CN202022158815.6U patent/CN212869650U/en active Active
- 2020-12-23 AU AU2020104275A patent/AU2020104275A4/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| CN212869650U (en) | 2021-04-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FGI | Letters patent sealed or granted (innovation patent) | ||
| MK22 | Patent ceased section 143a(d), or expired - non payment of renewal fee or expiry |