CN210035136U - Optical system and lighting lamp - Google Patents
Optical system and lighting lamp Download PDFInfo
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- CN210035136U CN210035136U CN201920770684.1U CN201920770684U CN210035136U CN 210035136 U CN210035136 U CN 210035136U CN 201920770684 U CN201920770684 U CN 201920770684U CN 210035136 U CN210035136 U CN 210035136U
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Abstract
The utility model is suitable for an illumination technology field provides an optical system and illumination lamps and lanterns. The utility model discloses an optical system includes the light source, locate the spotlight piece of light source one side, locate the spotlight piece and keep away from the light filtering reflection of light piece one side of light source, and locate the week side of spotlight piece and be located the collimation grading piece that the light filtering reflection of light piece is close to one side of spotlight piece, spotlight piece is used for receiving the light that the light source jetted out and focuses on and produces first light beam, the light filtering reflection of light piece is used for receiving first light beam and reflects and jet out the second light beam, collimation grading piece is used for receiving the second light beam and carries out directional grading and jet out the third light beam, set up the light filtering reflection of light piece in the department of assembling of light promptly, the light that shines the light filtering reflection of light piece can be reflected and carries out directional grading and form the directional light beam of certain angle to collimation grading piece, and the light that does not shine the light filtering reflection of light piece can's.
Description
Technical Field
The utility model relates to the field of lighting technology, in particular to optical system and illumination lamps and lanterns.
Background
In the field of illumination, the existing collimation filtering method usually uses a reflecting cup or a lens to perform collimation condensation, and then uses a light-cutting ring to filter stray light. However, the space required by the collimation filtering method is relatively large, and the collimation filtering method is only suitable for filtering light at the edge of the light beam and cannot filter light at different angles in the middle of the light beam, namely, the divergence angle of a few light beams after collimation filtering is relatively large.
Disclosure of Invention
An object of the utility model is to provide an optical system aims at solving the great technical problem of the divergence angle of the little part light after the great and collimation of the required space of current collimation filtering mode filters.
The utility model discloses a realize like this, an optical system, include:
a light source;
the light gathering piece is arranged on one side of the light source and used for receiving the light emitted by the light source and focusing the light to generate a first light beam;
a light-filtering reflecting piece, which is arranged on one side of the light-gathering piece far away from the light source and is used for receiving the first light beam and reflecting the second light beam, and
the collimation light distribution piece is arranged on the periphery of the light gathering piece and located on one side of the light gathering piece, the light filtering and reflecting piece is close to one side of the light gathering piece, and the collimation light distribution piece is used for receiving the second light beam and carrying out directional light distribution to emit a third light beam.
In an embodiment of the present invention, the number of the light sources is plural, and plural light sources are all toward the same light-gathering member to emit the light.
The utility model discloses an in the embodiment, the quantity of light source with gather the quantity of light spare and be a plurality ofly, the light source with gather the light spare one-to-one, it is a plurality of the light source is respectively towards corresponding gather the light spare transmission light, it is a plurality of gather the light spare respectively towards same the reflection of light piece transmission first light beam.
The utility model discloses an in the embodiment, the quantity of light source, gather the quantity of light spare and the quantity of light filtering reflection of light spare is a plurality ofly, each the light source corresponds one gather light spare and one light filtering reflection of light spare, a plurality of the light source is corresponding respectively towards gather the light spare transmission light, it is a plurality of gather light spare respectively towards corresponding light filtering reflection of light spare transmission first light beam, it is a plurality of light filtering reflection of light spare is same respectively towards the collimation light distribution transmission the second light beam.
The utility model discloses an in the embodiment, the quantity of light source, gather the quantity of light spare and the quantity of light filtering reflection of light spare is a plurality ofly, each the light source corresponds one gather light spare and one light filtering reflection of light spare, a plurality of the light source is corresponding respectively towards gather the light spare transmission light, it is a plurality of gather the light spare respectively towards corresponding light filtering reflection of light spare transmission first light beam, it is a plurality of light filtering reflection of light spare is corresponding respectively towards the collimation light distribution transmission the second light beam.
In an embodiment of the present invention, the light-gathering member is one of a reflective cup, a total internal reflection lens, a light-gathering convex lens and a light-gathering fresnel lens.
In an embodiment of the present invention, the light-filtering reflector is a light-filtering reflector.
In one embodiment of the present invention, the shape of the light-filtering reflective sheet is circular, oval, triangular, trapezoidal, square or irregular.
In an embodiment of the present invention, the collimating light distribution member is a collimating reflector or a collimating lens.
Another object of the present invention is to provide a lighting device, including the optical system as described above, the number of the optical system is plural, and plural the optical system is linear arrangement.
The utility model provides an optical system, including the light source, locate the spotlight piece of light source one side, locate the spotlight piece and keep away from the light filtering reflection part of one side of light source, and locate the week side of spotlight piece and be located the collimation grading piece that the spotlight piece is close to one side of spotlight piece, spotlight piece is used for receiving the light that the light source jetted out and focuses on and produces first light beam, light filtering reflection part is used for receiving first light beam and reflects and jets out the second light beam, collimation grading piece is used for receiving the second light beam and orients the grading and jets out the third light beam, namely set up light filtering reflection part in the convergence department of light, the light that shines on light filtering reflection part can be reflected to collimation grading piece and is oriented the grading and form the directional light beam of certain angle, and the light that does not shine on light filtering reflection part can's unable entering collimation grading piece, based on this, the light that the divergence angle is great can be, the technical problem that the divergence angle of a small part of light rays after collimation and filtering is large is effectively solved; in addition, by arranging the light filtering and reflecting piece and arranging the collimating and light distributing piece on the peripheral side of the light concentrating piece, the light path is bent at the light filtering and reflecting piece, and the occupied space of the optical system can be effectively reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic perspective view of an optical system according to a first embodiment of the present invention;
fig. 2 is a schematic cross-sectional structural diagram of an optical system according to a first embodiment of the present invention;
fig. 3 is an optical simulation diagram of an optical system according to a first embodiment of the present invention;
fig. 4 is a schematic perspective view of an optical system according to a second embodiment of the present invention;
fig. 5 is a schematic perspective view of an optical system according to a third embodiment of the present invention;
fig. 6 is a schematic perspective view of an optical system according to a fourth embodiment of the present invention;
fig. 7 is a schematic perspective view of an optical system according to a fifth embodiment of the present invention.
Wherein, in the figures, the respective reference numerals:
1-a light source; 11-lamp beads;
2-a light-gathering member; 21-a reflective part;
22-a refractive portion; 23-a cavity;
3-a light filtering reflector; 4-collimating light distribution;
l1 — first light beam; l2 — second light beam;
l3 — third light beam; x-a first direction;
y-second direction.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly or indirectly secured to the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. The terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the patent. The terms "first", "second" and "first" are used merely for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. The meaning of "plurality" is two or more unless specifically limited otherwise.
In order to explain the technical solution of the present invention, the following detailed description is made with reference to the specific drawings and examples.
Example one
Referring to fig. 1 to 3, a first embodiment of the present invention provides an optical system, including:
a light source 1 for emitting light;
the light gathering piece 2 is arranged on one side of the light source 1, and the light gathering piece 2 is used for receiving the light emitted by the light source 1 and focusing the light to generate a first light beam L1;
a light-filtering reflector 3 disposed on a side of the light-gathering member 2 away from the light source 1, the light-filtering reflector 3 being configured to receive the first light beam L1 and reflect the second light beam L2, and
and the collimation light distribution piece 4 is arranged on the peripheral side of the light gathering piece 2 and is positioned on one side of the filter light reflecting piece 3 close to the light gathering piece 2, and the collimation light distribution piece 4 is used for receiving the second light beam L2 and performing directional light distribution to emit a third light beam L3. For convenience of explanation, as shown in fig. 1, the direction in which the light source 1, the light gathering member 2 and the light filtering and reflecting member 3 are sequentially arranged is defined as a first direction X, that is, in the first direction X, the light gathering member 2 is disposed on one side of the light source 1, and the light filtering and reflecting member 3 is disposed on one side of the light gathering member 2 away from the light source 1; the direction intersecting the first direction X is defined as a second direction Y, the peripheral side of the light gathering member 2 refers to one side of the light gathering member 2 in the second direction Y, that is, the collimating and light distributing member 4 is disposed on one side of the light gathering member 2 in the second direction Y, and the collimating and light distributing member 4 is disposed on one side of the filter reflector 3 close to the light gathering member 2 in the first direction X.
In the optical system of the embodiment of the present invention, as shown in fig. 3, the light source 1 emits light toward the light-gathering member 2, the light-gathering member 2 receives the light emitted from the light source 1 and focuses the light to generate a first light beam L1 reflected toward the light-filtering light-reflecting member 3, the light-filtering light-reflecting member 3 receives the first light beam L1 and reflects a second light beam L2 toward the collimating light-distributing member 4, the collimating light-distributing member 4 receives the second light beam L2 and performs directional light distribution to emit a third light beam L3, the light-filtering light-reflecting member 3 is disposed at the converging position of the light, so that the light irradiated to the light-filtering light-reflecting member 3 is reflected to the collimating light-distributing member 4 to perform directional light distribution and form a directional light beam with a certain angle, and the light not irradiated to the light-filtering light-reflecting member 3 cannot enter the collimating light-distributing member 4, based on this, the light with a larger divergence angle can be filtered, thereby effectively, stray light can be filtered and removed more effectively, so that the second light beam L2 has stronger directivity and no stray light interference, and the optical system adopting the embodiment has better illumination effect; in addition, the light filtering and reflecting piece 3 is arranged on one side, far away from the light source 1, of the light condensing piece 2, and the collimating and light distributing piece 4 is arranged on the peripheral side of the light condensing piece 2, so that the light path is bent at the light filtering and reflecting piece 3, the optical system of the embodiment is folded, and the occupied space of the optical system can be effectively reduced.
In this embodiment, as shown in fig. 2, light source 1 includes lamp pearl 11, lamp pearl 11 is to spotlight piece 2 emission light, spotlight piece 2 is total internal reflection lens, total internal reflection lens has and holds chamber 23, lamp pearl 11 is located and is held in chamber 23, it has around lamp pearl 11 reflecting part 21 all around to hold chamber 23, and be located the refraction portion 22 of lamp pearl 11 light-emitting side, reflecting part 21 is used for reflecting light, refraction portion 22 is used for refracting the spotlight to light, reflecting part 21 encloses with refraction portion 22 and closes and form and hold chamber 23. When lamp pearl 11 during towards spotlight piece 2 emission light, partly light is direct through refraction portion 22 transmission, and another part light jets out towards refraction portion 22 after 21 reflections of reflection portion, then passes through refraction portion 22 transmission, and then realizes the spotlight, has improved light utilization ratio greatly. It should be understood that, according to the actual use, the light gathering member 2 may also be one of structures having a light gathering function, such as a light reflecting cup, a light gathering convex lens, and a light gathering fresnel lens, and the embodiment is not limited herein.
In this embodiment, the light filtering reflector 3 is a light filtering reflector or a light filtering reflector cup, wherein the light filtering reflector refers to the light filtering reflector 3 with a sheet structure, and the light filtering reflector cup refers to the light filtering reflector 3 with a cup structure, and as for the shape and size of the light filtering reflector or the light filtering reflector cup, the embodiment is not limited, as long as it is ensured that the light filtering reflector can receive the first light beam L1 and reflect the second light beam L2 toward the collimating light distribution member 4, so that the flexibility of the use of the optical system is effectively increased.
Optionally, the shape of the light filtering reflector may be one of regular shapes such as a circle, an ellipse, a triangle, a trapezoid, and a square, and certainly, according to the use of an actual situation, the shape of the light filtering reflector may also be an irregular shape, which is not limited herein.
In this embodiment, the collimating light distribution piece 4 is a collimating reflector or a collimating lens, so that the second light beam L2 is converted into a collimated third light beam L3, and directional light distribution is achieved.
Example two
Referring to fig. 4, a second embodiment of the present invention provides an optical system, which is different from the optical system of the first embodiment in that the number of the light sources 1 is plural, and the plural light sources 1 all emit light toward the same light collecting member 2, and the effect of filtering and removing stray light can be achieved more effectively. In addition, other technical features are the same as those of the optical system of the first embodiment, and are not described herein again.
EXAMPLE III
Referring to fig. 5, a third embodiment of the present invention provides an optical system, which is different from the optical system of the first embodiment in that the number of the light sources 1 and the number of the light condensing elements 2 are multiple, the light sources 1 correspond to the light condensing elements 2 one to one, the light sources 1 emit light toward the corresponding light condensing elements 2 respectively, and the light condensing elements 2 emit first light beams L1 toward the same light filtering and reflecting element 3 respectively, so that the optical system of the third embodiment can also achieve the effect of filtering and removing stray light more effectively. In addition, other technical features are the same as those of the optical system of the first embodiment, and are not described herein again.
Example four
Referring to fig. 6, a fourth embodiment of the present invention provides an optical system, the optical system of the fourth embodiment is different from the optical system of the first embodiment in that the number of the light sources 1, the number of the light gathering members 2 and the number of the light filtering and reflecting members 3 are multiple, each light source 1 corresponds to one light gathering member 2 and one light filtering and reflecting member 3, the light sources 1 emit light toward the corresponding light gathering members 2 respectively, the light gathering members 2 emit first light beams L1 toward the corresponding light filtering and reflecting members 3 respectively, the light filtering and reflecting members 3 emit second light beams L2 toward the same collimating and light distributing member 4 respectively, and the optical system of the fourth embodiment can also achieve the effect of filtering and removing stray light more effectively. In addition, other technical features are the same as those of the optical system of the first embodiment, and are not described herein again.
EXAMPLE five
Referring to fig. 7, a fifth embodiment of the present invention provides an optical system, the optical system of the fifth embodiment is different from the optical system of the first embodiment in that the number of the light sources 1, the number of the light gathering members 2, the number of the light filtering and reflecting members 3, and the number of the collimating and light distributing members 4 are multiple, each of the light sources 1 corresponds to one light gathering member 2 and one light filtering and reflecting member 3, the light sources 1 emit light towards the corresponding light gathering members 2 respectively, the light gathering members 2 emit the first light beams L1 towards the corresponding light filtering and reflecting members 3 respectively, the light filtering and reflecting members 3 emit the second light beams L2 towards the corresponding collimating and light distributing members 4 respectively, and the optical system of the fifth embodiment can also achieve the effect of filtering and removing stray light more effectively. In addition, other technical features are the same as those of the optical system of the first embodiment, and are not described herein again.
EXAMPLE six
The fifth embodiment of the present invention provides an illumination lamp, which comprises an optical system according to the first embodiment to the fifth embodiment, and therefore has all the advantages of the technical solution of the above embodiments, which are not repeated herein.
Preferably, the number of the optical systems is multiple, and the multiple optical systems are arranged linearly, so that a linear collimation filtering effect can be realized, and a better illumination effect can be realized.
The above description is only an alternative embodiment of the present invention, and should not be construed as limiting the present invention, and any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An optical system, comprising:
a light source;
the light gathering piece is arranged on one side of the light source and used for receiving the light emitted by the light source and focusing the light to generate a first light beam;
a light-filtering reflecting piece, which is arranged on one side of the light-gathering piece far away from the light source and is used for receiving the first light beam and reflecting the second light beam, and
the collimation light distribution piece is arranged on the periphery of the light gathering piece and located on one side of the light gathering piece, the light filtering and reflecting piece is close to one side of the light gathering piece, and the collimation light distribution piece is used for receiving the second light beam and carrying out directional light distribution to emit a third light beam.
2. The optical system of claim 1, wherein the number of light sources is plural, and the plural light sources each emit the light toward the same light-condensing member.
3. The optical system of claim 1, wherein the number of the light sources and the number of the light gathering members are both plural, the light sources correspond to the light gathering members one to one, the plural light sources emit the light toward the corresponding light gathering members respectively, and the plural light gathering members emit the first light beams toward the same light filtering and reflecting member respectively.
4. The optical system of claim 1, wherein the number of the light sources, the number of the light gathering members, and the number of the light filtering reflectors are plural, each of the light sources corresponds to one of the light gathering members and one of the light filtering reflectors, the plural light sources respectively emit the light beams toward the corresponding light gathering members, the plural light gathering members respectively emit the first light beams toward the corresponding light filtering reflectors, and the plural light filtering reflectors respectively emit the second light beams toward the same collimating and light distributing member.
5. The optical system of claim 1, wherein the number of the light sources, the number of the light gathering members, and the number of the light filtering reflectors are plural, each of the light sources corresponds to one of the light gathering members and one of the light filtering reflectors, the plural light sources respectively emit the light beams toward the corresponding light gathering members, the plural light gathering members respectively emit the first light beams toward the corresponding light filtering reflectors, and the plural light filtering reflectors respectively emit the second light beams toward the corresponding light collimating reflectors.
6. The optical system of any one of claims 1 to 5, wherein the light concentrating element is one of a light reflecting cup, a total internal reflection lens, a light concentrating convex lens, and a light concentrating Fresnel lens.
7. An optical system as claimed in any one of claims 1 to 5, wherein the filter reflector is a filter reflector.
8. The optical system of claim 7 wherein the filter reflector is circular, elliptical, triangular, trapezoidal, square, or irregular in shape.
9. An optical system as claimed in any one of claims 1 to 5 wherein the collimating light distribution element is a collimating reflector cup or a collimating lens.
10. A lighting fixture, comprising the optical system as claimed in any one of claims 1 to 9, wherein the number of the optical systems is plural, and the plural optical systems are arranged linearly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920770684.1U CN210035136U (en) | 2019-05-27 | 2019-05-27 | Optical system and lighting lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920770684.1U CN210035136U (en) | 2019-05-27 | 2019-05-27 | Optical system and lighting lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210035136U true CN210035136U (en) | 2020-02-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920770684.1U Active CN210035136U (en) | 2019-05-27 | 2019-05-27 | Optical system and lighting lamp |
Country Status (1)
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|---|---|
| CN (1) | CN210035136U (en) |
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2019
- 2019-05-27 CN CN201920770684.1U patent/CN210035136U/en active Active
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