CN219867527U - Lens combination structure - Google Patents
Lens combination structure Download PDFInfo
- Publication number
- CN219867527U CN219867527U CN202321173748.2U CN202321173748U CN219867527U CN 219867527 U CN219867527 U CN 219867527U CN 202321173748 U CN202321173748 U CN 202321173748U CN 219867527 U CN219867527 U CN 219867527U
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- China
- Prior art keywords
- lens
- frame
- distribution
- imaging
- installation position
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Links
- 238000003384 imaging method Methods 0.000 claims abstract description 35
- 238000009434 installation Methods 0.000 claims abstract description 18
- 210000000078 claw Anatomy 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
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- Securing Globes, Refractors, Reflectors Or The Like (AREA)
Abstract
The present utility model provides a lens system comprising: the lens comprises a lens holder, a light source, an imaging lens and a distribution lens; the lens frame is provided with an imaging lens installation position, a distribution lens installation position and a lamp source installation position; the imaging lens and the distributing lens are arranged on the lens frame in an overlapped mode, and the light source is arranged on the axis; and the extension lines of the refraction light rays of the imaging lens are converged on the focal point of the distribution lens. According to the utility model, the imaging of the real image to the focal point of the distribution lens in the prior art is changed into the imaging of the virtual image to the focal point of the distribution lens, so that the space of the lens combination is greatly saved.
Description
Technical Field
The present utility model relates to the field of optical lenses, and in particular, to a lens assembly structure.
Background
Lens assemblies are commonly used in automotive lamps.
As shown in fig. 1, in the prior art, a lens assembly of an automotive lamp generally uses a light source 001 to image a real image at a focal point 003 of a distribution lens through an imaging lens 002, and then the distribution lens 004 distributes light.
The lens combination of formation of image arranges in proper order and installs lamp source 001, formation of image lens 002 and distribution lens 004 to the formation of image position of formation of image lens 002 and the focus 003 position of distribution lens need coincide, and the defect is occupation space big.
Disclosure of Invention
The utility model aims to overcome the defect of large occupied space of a lens combination in the prior art and provides a lens combination structure.
The present utility model provides a lens system comprising: the lens comprises a lens holder, a light source, an imaging lens and a distribution lens;
the lens frame is provided with an imaging lens installation position, a distribution lens installation position and a lamp source installation position; the imaging lens and the distributing lens are arranged on the lens frame in an overlapped mode, and the light source is arranged on the axis;
and the extension lines of the refraction light rays of the imaging lens are converged on the focal point of the distribution lens.
Optionally, the distribution lens is a plano-convex lens.
Optionally, the frame further comprises: the lens frame seat is a circular ring, and a plurality of buckling claws are uniformly arranged on the circular ring.
Optionally, the latch includes: a fastener, a connector and a spring;
the fastener is square, and a fastening end and a triggering end are arranged on two adjacent sides and close to two opposite corners;
one corner of the square, which is far away from the fastening end and the triggering end, is arranged on the connecting piece;
one end of the spring is fixed on one corner of the square, which is close to the fastening end and the triggering end, and the other end of the spring is fixed on the glasses frame, and the length of the spring is larger than the radius of the arc rotation of the fastener.
Optionally, the clasping end is at an angle of 90 degrees to the triggering end.
Optionally, when the frame is not mounted, the trigger end protrudes beyond a mounting face of the ring.
Optionally, the trigger end is connected with a touch rod, and the touch rod points to the edge of the distribution lens and extends out of the lens frame.
The utility model has the advantages and beneficial effects that:
the present utility model provides a lens system comprising: the lens comprises a lens holder, a light source, an imaging lens and a distribution lens; the lens frame is provided with an imaging lens installation position, a distribution lens installation position and a lamp source installation position; the imaging lens and the distributing lens are arranged on the lens frame in an overlapped mode, and the light source is arranged on the axis; and the extension lines of the refraction light rays of the imaging lens are converged on the focal point of the distribution lens. According to the utility model, the imaging of the real image to the focal point of the distribution lens in the prior art is changed into the imaging of the virtual image to the focal point of the distribution lens, so that the space of the lens combination is greatly saved.
Drawings
FIG. 1 is a schematic view of a prior art lens assembly of the present utility model.
Fig. 2 is a schematic view of a lens assembly structure according to the present utility model.
Fig. 3 is a schematic view of a frame base according to the present utility model.
Detailed Description
The present utility model is further described in conjunction with the accompanying drawings and specific embodiments so that those skilled in the art may better understand the present utility model and practice it.
The following is a detailed description of the embodiments of the present utility model, but the present utility model may be implemented in other ways than those described herein, and those skilled in the art can implement the present utility model by different technical means under the guidance of the inventive concept, so that the present utility model is not limited by the specific embodiments described below.
The present utility model provides a lens system comprising: the lens comprises a lens holder, a light source, an imaging lens and a distribution lens; the lens frame is provided with an imaging lens installation position, a distribution lens installation position and a lamp source installation position; the imaging lens and the distributing lens are arranged on the lens frame in an overlapped mode, and the light source is arranged on the axis; and the extension lines of the refraction light rays of the imaging lens are converged on the focal point of the distribution lens. According to the utility model, the imaging of the real image to the focal point of the distribution lens in the prior art is changed into the imaging of the virtual image to the focal point of the distribution lens, so that the space of the lens combination is greatly saved.
Fig. 2 is a schematic view of a lens assembly structure according to the present utility model.
Referring to fig. 2, the lens structure assembly includes an imaging lens 103 and a distribution lens 104, which are coaxial, and a light source 102 mounted on the axis of the imaging lens or distribution lens.
Specifically, the imaging lens 103 includes two types, namely, a concave lens and a convex lens, when the imaging lens 103 is a concave lens, the light source is disposed on one side far from the focal point 101 of the distribution lens, and when the imaging lens 103 is a convex lens, the light source 102 is disposed on the other side near the focal point 101 of the distribution lens.
When the light source 102 passes through the imaging lens 103, the light is refracted, and the extension line of the refracted light is converged at the focal point 101 of the distribution lens.
Further, the lens combination structure further comprises a lens holder, and an imaging lens installation position, a distribution lens installation position and a light source installation position are arranged on the lens holder and are respectively used for installing the imaging lens 103, the distribution lens 104 and the light source 102.
Further, a lens frame base is arranged on the lens frame.
As shown in fig. 3, the left side is a front view of the frame base and the right side is a side view of the clasp jaw. The frame seat is a circular ring 201, and a plurality of locking claws are uniformly arranged on the circular ring 201.
The latch includes: a rotating member, a connecting member 204 and a spring 206; the swivel member is square and has fastening and trigger ends 203, 205 disposed on adjacent sides near opposite corners.
The fastening end head is provided with a fastening rod 202. The ring 202 is provided with a blocking member at the lower side of the square rotating member, the blocking member limits the rotating angle of the rotating member, and when the fastening end 203 is perpendicular to the ring 201, the rotating member is blocked from further rotation.
The swivel member is mounted on the connector 204 at a corner thereof remote from the clasp end 203 and trigger end 205;
one end of the spring 206 is fixed on one corner of the square near the fastening end 203 and the triggering end 205, and the other end is fixed on the frame, and the length of the spring 206 is larger than the radius of the arc-shaped rotation of the rotating piece.
Preferably, the clasping end 203 is at an angle of 90 degrees to the trigger end 205.
Preferably, the trigger end 205 protrudes beyond the mounting face of the ring when the frame is not mounted.
Preferably, the trigger end 205 is connected to a trigger lever 207, the trigger lever 207 being directed toward the edge of the distribution lens and extending beyond the frame.
Preferably, the distribution lens is a plano-convex lens.
Claims (7)
1. A lens assembly structure, comprising: the lens comprises a lens holder, a light source, an imaging lens and a distribution lens;
the lens frame is provided with an imaging lens installation position, a distribution lens installation position and a lamp source installation position; the imaging lens and the distributing lens are arranged on the lens frame in an overlapped mode, and the light source is arranged on the axis;
and the extension lines of the refraction light rays of the imaging lens are converged on the focal point of the distribution lens.
2. The lens assembly of claim 1, wherein the distribution lens is a plano-convex lens.
3. The lens assembly of claim 1, wherein the frame further comprises: the lens frame seat is a circular ring, and a plurality of buckling claws are uniformly arranged on the circular ring.
4. A lens assembly according to claim 3, wherein the snap fingers comprise: a fastener, a connector and a spring;
the fastener is square, and a fastening end and a triggering end are arranged on two adjacent sides and close to two opposite corners;
one corner of the square, which is far away from the fastening end and the triggering end, is arranged on the connecting piece;
one end of the spring is fixed on one corner of the square, which is close to the fastening end and the triggering end, and the other end of the spring is fixed on the glasses frame, and the length of the spring is larger than the radius of the arc rotation of the fastener.
5. The lens assembly of claim 4, wherein the clasping end is at an angle of 90 degrees to the trigger end.
6. The lens assembly of claim 4, wherein the trigger end protrudes from a mounting face of the ring when the frame is not mounted.
7. The lens assembly of claim 4, wherein the trigger end is coupled to a trigger lever that is directed toward the distribution lens edge and extends beyond the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321173748.2U CN219867527U (en) | 2023-05-16 | 2023-05-16 | Lens combination structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321173748.2U CN219867527U (en) | 2023-05-16 | 2023-05-16 | Lens combination structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219867527U true CN219867527U (en) | 2023-10-20 |
Family
ID=88344701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321173748.2U Active CN219867527U (en) | 2023-05-16 | 2023-05-16 | Lens combination structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219867527U (en) |
-
2023
- 2023-05-16 CN CN202321173748.2U patent/CN219867527U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |