CN208204872U - A kind of axis optical projection lamp - Google Patents
A kind of axis optical projection lamp Download PDFInfo
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- CN208204872U CN208204872U CN201820806161.3U CN201820806161U CN208204872U CN 208204872 U CN208204872 U CN 208204872U CN 201820806161 U CN201820806161 U CN 201820806161U CN 208204872 U CN208204872 U CN 208204872U
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- imaging len
- imaging
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- collector lens
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Abstract
The utility model discloses a kind of axis optical projection lamps, including light source, film, collector lens component, imaging lens arrangement；Imaging lens arrangement includes the first imaging len, the second imaging len, third imaging len；First imaging len, the second imaging len and third imaging len are round lens；First imaging len offers the first clamping groove, and the second imaging len is equipped with the first clamping protrusion matched with the first clamping groove；First imaging len offers the second clamping groove, and third imaging len is equipped with the second clamping protrusion matched with the second clamping groove.The first imaging len and the second imaging len are coaxial when first clamping protrusion is engaged cooperation with the clamping of the first clamping groove, and the first imaging len and third imaging len are coaxial when the second clamping protrusion is engaged cooperation with the clamping of the second clamping groove；The first imaging len, second imaging len and the third imaging len for forming imaging lens arrangement are coaxial.
Description
Technical field
The utility model relates to projection lamp field more particularly to a kind of axis optical projection lamps.
Background technique
Imaging len fitted position error is larger in existing projection lamp, causes imaging len larger in the concentricity upper deviation,
Image quality is poor；For the use environment that automobile etc. needs the imaging requirements of high quality, requirement is also far not achieved,
And then lead to the generation of all kinds of accidents.
Utility model content
The purpose of this utility model is to provide a kind of axis optical projection lamps, it is intended to solve in the prior art, projection lamp
The larger problem of interior imaging len fitted position error.
For this purpose, the utility model uses following technical scheme:
A kind of axis optical projection lamp, including light source, film, the optically focused between the light source and the film
Lens subassembly and imaging lens arrangement set on the film far from collector lens component side；The imaging is saturating
Mirror assembly include the first imaging len, positioned at first imaging len close to the film side the second imaging len,
And the third imaging len positioned at first imaging len far from the film side；First imaging len, institute
Stating the second imaging len and the third imaging len is round lens；First imaging len is close to the second one-tenth described
As the side of lens offers the first clamping groove, circumferencial direction point of first clamping groove along first imaging len
Cloth, second imaging len are equipped with the matched with first clamping groove close to the side of first imaging len
One clamping protrusion；First imaging len offers the second clamping groove close to the side of the third imaging len, described
Second clamping groove is distributed along the circumferencial direction of first imaging len, and the third imaging len is close to first imaging
The side of lens is equipped with the second clamping protrusion matched with second clamping groove.
It further, further include external framework, the light source, the film, the collector lens component and described
Imaging lens arrangement is respectively positioned in the external frame body.
Further, the inner wall of the external framework offer the first mounting groove, the second mounting groove, third mounting groove, with
And the 4th mounting groove；The light source is installed in first mounting groove, and the film is installed in second mounting groove,
The collector lens component is installed in the third mounting groove, and the imaging lens arrangement is installed on the 4th mounting groove
It is interior.
Further, the collector lens component include first collector lens and be located at the first collector lens with
The second collector lens between the light source.
Further, the first collector lens and second collector lens are round lens.
Further, the light source is LED light.
The utility model has the beneficial effects that the first clamping groove and the second clamping groove are opened up on the first imaging len,
And first clamping groove and the second clamping groove be the circle shape groove being distributed along the circumferencial direction of the first imaging len, therefore
The energy when the second imaging len is engaged cooperation with the first clamping groove clamping on the first imaging len by the first clamping protrusion
Guarantee the axis collinear of the first imaging len and the second imaging len, namely coaxial, when third imaging len passes through the second clamping
Protrusion can guarantee that the first imaging len and third are imaged when being engaged cooperation with the second clamping groove clamping on the first imaging len
The axis collinear of lens, namely it is coaxial；And then realize that the first imaging len of composition imaging lens arrangement, second imaging are saturating
It is coaxial between mirror and the third imaging len three.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new
Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the cross-sectional view of axis optical projection lamp in the embodiments of the present invention；
In figure:
1, light source；
2, film；
3, collector lens component；31, first collector lens；32, the second collector lens；
4, imaging lens arrangement；41, the first imaging len；42, the second imaging len；421, the first clamping protrusion；43,
Three imaging lens；431, the second clamping protrusion.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element
On one element or indirectly on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is that orientation based on the figure or position are closed
System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second ", " third " are used for description purposes only, it is not understood to indicate or imply phase
To importance or implicitly indicate the quantity of indicated technical characteristic." first ", " second ", " third " are defined as a result,
Feature can explicitly or implicitly include one or more of the features.In the description of the present invention, " multiple "
It is meant that two or more, unless otherwise specifically defined.
The realization of the utility model is described in detail below in conjunction with specific embodiment.
As shown in Figure 1, the utility model embodiment proposes a kind of axis optical projection lamp, including light source 1, film 2,
Collector lens component 3 between light source 1 and film 2 and set on film 2 far from 3 side of collector lens component
Imaging lens arrangement 4；Imaging lens arrangement 4 includes the first imaging len 41, is located at the first imaging len 41 close to film 2 one
Second imaging len 42 of side and third imaging len 43 positioned at the first imaging len 41 far from 2 side of film；First
Imaging len 41, the second imaging len 42 and third imaging len 43 are round lens；First imaging len 41 is close to
The side of two imaging lens 42 offers the first clamping groove, circumferencial direction point of first clamping groove along the first imaging len 41
Cloth, it is convex that the second imaging len 42 is equipped with the first clamping matched with the first clamping groove close to the side of the first imaging len 41
Play 421；First imaging len 41 offers the second clamping groove, the second clamping groove edge close to the side of third imaging len 43
The circumferencial direction of first imaging len 41 is distributed, and third imaging len 43 is equipped with and second close to the side of the first imaging len 41
The second clamping protrusion 431 that clamping groove matches.
In the embodiments of the present invention, the first imaging len 41, the second imaging len of imaging lens arrangement 4 are formed
42 and third imaging len 43 be round lens, while opening up the first clamping groove and second on the first imaging len 41
Clamping groove, and the first clamping groove and the second clamping groove are the annulus being distributed along the circumferencial direction of the first imaging len 41
Shape groove, therefore when the second imaging len 42 is recessed by the first clamping protrusion 421 and the first clamping on the first imaging len 41
Slot clamping is engaged the axis collinear that can guarantee the first imaging len 41 and the second imaging len 42 when cooperation, namely coaxially, when the
When three imaging lens 43 are engaged cooperation by the second clamping groove clamping on the second clamping protrusion 431 and the first imaging len 41
It can guarantee the axis collinear of the first imaging len 41 and third imaging len 43, namely coaxial；And then realize composition imaging len
It is coaxial between 43 three of the first imaging len 41, the second imaging len 42 and third imaging len of component 4.
Further, referring to Fig. 1, as a kind of a kind of specific reality of axis optical projection lamp provided by the utility model
Mode is applied, further includes external framework (not shown), light source 1, film 2, collector lens component 3 and imaging lens arrangement
4 are respectively positioned in external frame body.Specifically, light source 1, film 2, collector lens component 3 and imaging lens arrangement 4 are mounted on
In external frame body, corresponding light is equipped in external framework and is imported and exported.
Further, referring to Fig. 1, as a kind of a kind of specific reality of axis optical projection lamp provided by the utility model
Mode is applied, the inner wall of external framework offers the first mounting groove, the second mounting groove, third mounting groove and the 4th mounting groove；Light
Source 1 is installed in the first mounting groove, and film 2 is installed in the second mounting groove, and collector lens component 3 is installed on third mounting groove
Interior, imaging lens arrangement 4 is installed in the 4th mounting groove.
Further, referring to Fig. 1, as a kind of a kind of specific reality of axis optical projection lamp provided by the utility model
Apply mode, collector lens component 3 include first collector lens 31 and between first collector lens 31 and light source 1 the
Two collector lenses 32.
Further, referring to Fig. 1, as a kind of a kind of specific reality of axis optical projection lamp provided by the utility model
Mode is applied, first collector lens 31 and the second collector lens 32 are round lens.
Further, referring to Fig. 1, as a kind of a kind of specific reality of axis optical projection lamp provided by the utility model
Mode is applied, light source 1 is LED light.Certainly, light source 1 can also be other selections in the other embodiments of the utility model, herein not
Make unique limit.
Obviously, the above embodiments of the present invention is used for the purpose of clearly illustrating examples for clearly illustrating the present invention, and
It is not limitations of the embodiments of the present invention.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
Exhaustion.Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention etc., should be included in
Within the protection scope of the utility model claims.
Claims (6)
1. a kind of axis optical projection lamp, which is characterized in that including light source, film, be set to the light source and the film
Between collector lens component and imaging lens arrangement positioned at the film far from collector lens component side；
The imaging lens arrangement include the first imaging len, positioned at first imaging len close to the film side second
Imaging len and third imaging len positioned at first imaging len far from the film side；It is the first one-tenth described
As lens, second imaging len and the third imaging len are round lens；First imaging len is close
The side of second imaging len offers the first clamping groove, and first clamping groove is along first imaging len
Circumferencial direction distribution, second imaging len are equipped with and first clamping groove close to the side of first imaging len
The the first clamping protrusion matched；First imaging len offers the second clamping close to the side of the third imaging len
Groove, second clamping groove are distributed along the circumferencial direction of first imaging len, and the third imaging len is close to institute
The side for stating the first imaging len is equipped with the second clamping protrusion matched with second clamping groove.
2. a kind of axis optical projection lamp according to claim 1, which is characterized in that further include external framework, the light
Source, the film, the collector lens component and the imaging lens arrangement are respectively positioned in the external frame body.
3. a kind of axis optical projection lamp according to claim 2, which is characterized in that the inner wall of the external framework opens up
There are the first mounting groove, the second mounting groove, third mounting groove and the 4th mounting groove；The light source is installed on first installation
In slot, the film is installed in second mounting groove, and the collector lens component is installed in the third mounting groove,
The imaging lens arrangement is installed in the 4th mounting groove.
4. a kind of axis optical projection lamp according to claim 1-3, which is characterized in that the collector lens group
Part includes first collector lens and the second collector lens between the first collector lens and the light source.
5. a kind of axis optical projection lamp according to claim 4, which is characterized in that first collector lens and described
Second collector lens is round lens.
6. a kind of axis optical projection lamp according to claim 1-3, which is characterized in that the light source is LED
Lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820806161.3U CN208204872U (en) | 2018-05-28 | 2018-05-28 | A kind of axis optical projection lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820806161.3U CN208204872U (en) | 2018-05-28 | 2018-05-28 | A kind of axis optical projection lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208204872U true CN208204872U (en) | 2018-12-07 |
Family
ID=64516507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820806161.3U Active CN208204872U (en) | 2018-05-28 | 2018-05-28 | A kind of axis optical projection lamp |
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| Country | Link |
|---|---|
| CN (1) | CN208204872U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114278905A (en) * | 2021-12-20 | 2022-04-05 | 广东烨嘉光电科技股份有限公司 | Projection lamp with two-stage light control |
| WO2023198027A1 (en) * | 2022-04-12 | 2023-10-19 | 青岛海尔电冰箱有限公司 | Projection lamp for refrigerator, and refrigerator |
-
2018
- 2018-05-28 CN CN201820806161.3U patent/CN208204872U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114278905A (en) * | 2021-12-20 | 2022-04-05 | 广东烨嘉光电科技股份有限公司 | Projection lamp with two-stage light control |
| WO2023198027A1 (en) * | 2022-04-12 | 2023-10-19 | 青岛海尔电冰箱有限公司 | Projection lamp for refrigerator, and refrigerator |
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