CN217785032U

CN217785032U - Lens module and white laser gun lamp

Info

Publication number: CN217785032U
Application number: CN202221951223.2U
Authority: CN
Inventors: 周述举
Original assignee: Shenzhen Olight eCommerce Technology Co Ltd
Current assignee: Aolei Technology Group Co ltd; Zhongshan Aolei Technology Co ltd
Priority date: 2022-07-27
Filing date: 2022-07-27
Publication date: 2022-11-11
Anticipated expiration: 2032-07-27

Abstract

The utility model belongs to the technical field of the rifle lamp, a lens module and white laser rifle lamp is related to, include: the lens comprises a lens body, wherein a condensing lens used for converging light rays is arranged in the middle area of the lens body, a special-shaped lens used for converging and diffusing light rays is arranged in the edge area of the lens body, and the special-shaped lens surrounds the condensing lens. The laser gun lamp has the advantages that the laser gun lamp can realize both far and near light illumination spots, and the problem that the target near the laser gun lamp cannot be seen due to the fact that the near periphery does not have light projection due to insufficient projection of the near periphery when the laser gun lamp is used is avoided.

Description

Lens module and white laser gun lamp

Technical Field

The utility model belongs to the technical field of the rifle lamp, a lens module and white laser rifle lamp is related to.

Background

White laser gun lamps have become an indispensable lighting tool. In practice, the white laser gun lamp has a long range and a concentrated light beam, can clearly see the activities or attacking actions of a target or an enemy at night, gradually enters the daily life of people, and is gradually popular with users. At present, a white laser gun lamp adopts a convex lens to converge light, so that a small beam angle is realized, the area of a projected light spot is concentrated, but the projection of nearby peripheries is insufficient, the nearby peripheries have no light projection, and targets nearby cannot be seen. And white laser gun lamp is in using convex lens to assemble the in-process, because the photorefractive index of different wavelength is different, can form yellow light ring at the main light spot outer lane, promptly: chromatic dispersion, which can cause yellow edges at the edges of high beam spots, affecting the uniformity of the spots and resulting in poor illumination effect.

Disclosure of Invention

An object of the utility model is to prior art not enough, provide a lens module and white laser gun lamp, can realize far and near light and some illumination facula concurrently, avoid white laser gun lamp because near peripheral throwing is not enough to make near periphery not have light to throw when using, lead to the problem of the target of unable seeing near body.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a lens module, comprising: the lens comprises a lens body, wherein a condensing lens used for converging light rays is arranged in the middle area of the lens body, a special-shaped lens used for converging and diffusing light rays is arranged in the edge area of the lens body, and the special-shaped lens surrounds the condensing lens.

Further, the condenser lens includes: the light source comprises a first projecting part and a second projecting part, wherein the first projecting part is provided with a first light incident surface, the second projecting part is provided with a first light emergent surface, and the first projecting part is opposite to the second projecting part.

Further, the shaped lens includes: and the second light-emitting surface is provided with a plurality of annular bulges, and the annular bulges are sequentially distributed on the second light-emitting surface around the condenser lens.

Further, in the above-mentioned case, the shaped lens further includes: and the second light incident surface is a refraction surface and is used for refracting light rays entering the special-shaped lens.

Further, the condensing lens is a convex lens.

The utility model also provides a white laser rifle lamp, white laser rifle lamp includes: the casing, white laser module has set firmly in the casing, white laser gun lamp still includes: the lens module is arranged on a path of light rays generated by the white laser module.

Furthermore, the light-emitting port of the shell is sequentially provided with a glass lens and a pressing ring, and the pressing ring is used for fixing the glass lens at the light-emitting port of the shell.

Furthermore, a sealing ring is fixedly arranged between the glass lens and the inner side wall of the shell.

Further, the sealing ring is a silica gel ring.

The utility model has the advantages that:

(1) The condensing lens is matched with the special-shaped lens, so that the white laser gun lamp can realize both far and near light and some lighting spots when in use, therefore, the problem that the target near the laser gun lamp cannot be seen due to the fact that the light rays do not project near the laser gun lamp due to insufficient projection of the near periphery when the laser gun lamp is used is avoided.

(2) Through setting up the second and going out the plain noodles, be equipped with many annular archs on the second light-emitting surface, many annular archs encircle condensing lens arranges in proper order on the second light-emitting surface, when passing light passes through the second light-emitting surface, light can be by annular protruding mixed cross diffusion to condensing lens outer lane marginal partial light can project on the outer lane of main facula of distance light, and then cover the yellow circle of main facula outer lane of distance light, because the yellow edge has covered partial white light, yellow degree in yellow edge weakens, is close to the white light, make the photochromic of main facula outer lane and central photochromic be closer, form whole facula, guarantee that the facula that white laser gun lamp shines out is more even, visual effect is more pleasing to the eye.

Drawings

Figure 1 is the utility model a novel principle schematic diagram;

FIG. 2 is a schematic diagram of the explosion structure of the present invention;

fig. 3 is a schematic structural diagram of a lens module according to the present invention;

fig. 4 is a schematic structural diagram of another viewing angle of the lens module according to the present invention.

The labels in the figure are: 100-a condenser lens, 110-a first light incident surface, 120-a first light emergent surface; 200-special-shaped lens, 210-annular bulge and 220-second light incident surface; 300-a housing; 400-white laser module; 500-glass lens; 600-pressing a ring; 700-sealing ring.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-4, a lens module comprising: the lens comprises a lens body, wherein a condensing lens 100 for converging light rays is arranged in the middle area of the lens body, a special-shaped lens 200 for converging and diffusing light rays is arranged in the edge area of the lens body, and the special-shaped lens 200 is arranged around the condensing lens 100.

In one embodiment, the condenser lens 100 includes: the light source comprises a first convex part and a second convex part, wherein the first convex part is provided with a first light incident surface 110, the second convex part is provided with a first light emitting surface 120, and the first convex part is opposite to the second convex part. By setting the light-gathering the lens 100 includes: the first protruding portion and the second protruding portion ensure that light rays entering the first light incident surface 110 of the condenser lens 100 can be converged into collimated light rays under the action of the first protruding portion, and the collimated light rays are emitted to a far distance from the first light emitting surface 120, so as to form a high beam spot. In the present embodiment, the condensing lens 100 is a convex lens.

In one embodiment, the shaped lens 200 comprises: and a plurality of annular protrusions 210 are arranged on the second light-emitting surface, and the plurality of annular protrusions 210 are sequentially arranged on the second light-emitting surface around the condenser lens 100. Through setting up the second light-emitting face, be equipped with many annular protrusion 210 on the second light-emitting face, on the one hand make the light that gets into special-shaped lens 200, can form floodlight, floodlight acts on annular protrusion 210, can cross the light that the second light-emitting face jetted out and mix into big angle light, project near at last, in order to form near floodlight facula, on the other hand, will be because light is through annular protrusion 210 and is mixed the cross diffusion, thereby condenser lens 100 outer lane marginal partial light, can project on the outer lane of main facula of high beam, thereby cover the yellow circle of main facula of high beam outer lane, because yellow edge has covered partial white light, yellow degree of yellow edge weakens, be close to white light, make the photochromic of main facula outer lane and central photochromic of photochromic more be close to, form whole facula, guarantee that the facula that white laser gun lamp shines is more even, the visual effect is more pleasing to the eye. Further, the special-shaped lens 200 further includes: the second light incident surface 220, the second light incident surface 220 is a refraction surface for refracting the light entering the special-shaped lens 200.

The utility model also provides a white laser rifle lamp, white laser rifle lamp includes: the white laser gun lamp comprises a shell (300), a white laser module 400 is fixedly arranged in the shell (300), and the white laser gun lamp further comprises a lens module on the path of light rays generated by the lens module 400.

In one embodiment, the housing (300 further has a glass lens 500 and a pressing ring 600 sequentially mounted at the light exit of the housing, the pressing ring 600 is used to fix the glass lens 500 to the housing (300. Further, in order to enhance the sealing performance of the white laser gun lamp, a sealing ring 700 is further fixedly mounted between the glass lens 500 and the inner side wall of the housing (300. In this embodiment, the sealing ring 700 is a silicone ring.

The working principle is as follows: the light rays generated by the white laser entering the condenser lens 100 are defined as part a light rays, the light rays entering the special-shaped lens 200 are defined as part B light rays, wherein the part a light rays enter the condenser lens 100 from the first light incident surface 110, then the light rays entering the condenser lens 100 can be converged into collimated light rays under the action of the first convex part and are emitted to a far place from the first light emitting surface 120, and thus, far light spots are formed; part B of the light enters the special-shaped lens 200 from the second light incident surface 220, floodlight is formed under the action of the second light incident surface 220 and the second light emergent surface, then the light emitted from the second light emergent surface can be crossed and mixed into large-angle light under the action of the annular protrusion 210, and finally the large-angle light is projected to a near part to form a near floodlight spot.

The above-mentioned embodiments are only one of the preferred embodiments of the present invention, and the general changes and substitutions performed by those skilled in the art within the technical scope of the present invention should be included in the protection scope of the present invention.

Claims

1. A lens module, comprising: the lens comprises a lens body, wherein a condensing lens (100) used for converging light rays is arranged in the middle area of the lens body, a special-shaped lens (200) used for converging and diffusing light rays is arranged in the edge area of the lens body, and the special-shaped lens (200) surrounds the condensing lens (100).

2. A lens module according to claim 1, characterized in that said condenser lens (100) comprises: the light source comprises a first protruding portion and a second protruding portion, wherein the first protruding portion is provided with a first light incident surface (110), the second protruding portion is provided with a first light emitting surface (120), and the first protruding portion is opposite to the second protruding portion.

3. A lens module according to claim 2, characterized in that said profiled lens (200) comprises: the second light-emitting surface is provided with a plurality of annular protrusions (210), and the annular protrusions (210) are sequentially distributed on the second light-emitting surface around the condensing lens (100).

4. A lens module according to claim 3, characterized in that said profiled lens (200) further comprises: the second light incident surface (220), the second light incident surface (220) is the refracting surface and is used for refracting the light that gets into special-shaped lens (200).

5. A lens module according to claim 1, characterized in that said condenser lens (100) is a convex lens.

6. A white laser gun lamp, characterized in that it comprises: casing (300), casing (300) internal fixation has white laser module (400), white laser gun lamp still includes: the lens module of any of claims 1-5, said lens module being in the path of light generated by said white laser module (400).

7. The white laser gun lamp as claimed in claim 6, wherein a glass lens (500) and a pressing ring (600) are sequentially mounted at the light outlet of the housing (300), and the pressing ring (600) is used for fixing the glass lens (500) at the light outlet of the housing (300).

8. The white laser gun lamp according to claim 7, characterized in that a sealing ring (700) is further fixed between the glass lens (500) and the inner side wall of the housing (300).

9. The white laser gun lamp according to claim 8, characterized in that the sealing ring (700) is a silicone ring.