CN217057205U

CN217057205U - Lens subassembly and all around luminous projecting lamp

Info

Publication number: CN217057205U
Application number: CN202220241048.1U
Authority: CN
Inventors: 黄军华; 黎勇
Original assignee: Guangdong Tairan Industrial Co ltd
Current assignee: Guangdong Tairan Industrial Co ltd
Priority date: 2022-01-28
Filing date: 2022-01-28
Publication date: 2022-07-26
Anticipated expiration: 2032-01-28

Abstract

The utility model discloses a lens subassembly, including reflection lens and refracting lens. The reflection lens is provided with a first incidence part, a reflection part and a first emergence part, and the light rays entering from the first incidence part can be reflected to the first emergence part through the reflection part; the refraction lens is provided with a second incidence part and a second emergence part, and the second incidence part is arranged opposite to the first emergence part. The light enters the reflection lens from the first incident part, is reflected and reversed by the reflection part and enters the refraction lens through the first emergent part and the second incident part, and the light is emitted from the second emergent part at a certain light-emitting angle when passing through the refraction lens. The utility model also provides a luminous projecting lamp all around that contains above-mentioned lens subassembly.

Description

Lens subassembly and all around luminous projecting lamp

Technical Field

The utility model relates to a lamp decoration field, in particular to lens subassembly and luminous projecting lamp all around.

Background

In the existing lamp decoration, light rays emitted by a luminous body are emitted after passing through a refraction lens, so that the environment is illuminated. For some specific occasions, the light emitting direction needs to be adjusted, and the existing lens cannot realize the function.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a lens subassembly, can be with the light reflection switching-over of incident to adjust the light-emitting angle who jets out light.

The utility model also provides a luminous projecting lamp all around that contains above-mentioned lens subassembly.

According to the utility model discloses lens subassembly of first aspect embodiment, including reflection lens and refractive lens. The reflection lens is provided with a first incidence part, a reflection part and a first emergence part, and the light rays entering from the first incidence part can be reflected to the first emergence part through the reflection part; the refractive lens is provided with a second incident part and a second emergent part, and the second incident part is opposite to the first emergent part.

According to the utility model discloses lens subassembly of first aspect embodiment has following beneficial effect at least: the light enters the reflection lens from the first incident part, is reflected and reversed by the reflection part and enters the refraction lens through the first emergent part and the second incident part, and the light is emitted from the second emergent part at a certain light-emitting angle when passing through the refraction lens.

According to some embodiments of the invention, the refractive lens is configured as a convex lens.

According to some embodiments of the present invention, the first incident portion is provided with a light emitter accommodating groove, and a groove surface of the light emitter accommodating groove is an arc surface.

According to some embodiments of the present invention, the reflection portion is a chamfered surface provided on the reflection lens, the chamfered surface facing the first incident portion and the first exit portion.

According to the utility model discloses a some embodiments still include the reflective membrane, the reflective membrane set up in the reflection part.

According to the utility model discloses luminous projecting lamp all around of second aspect embodiment, including main part, a plurality of luminous body and a plurality of lens subassembly. A main body; the plurality of luminous bodies are arranged on the main body in a surrounding mode around the central axis of the main body; the lens assemblies are arranged on the main body and are arranged in one-to-one correspondence with the light emitters, the light emitters are arranged opposite to the first incident parts of the corresponding lens assemblies, and the second emergent parts are arranged outwards along the radial direction of the central axis of the main body.

According to the utility model discloses luminous projecting lamp all around of second aspect embodiment has following beneficial effect at least: due to the adoption of the lens assembly, the luminous bodies can be arranged on the same plane, and can emit light all around, so that the manufacturing difficulty of the projection lamp is reduced.

According to the utility model discloses a some embodiments, the main part includes pedestal, lamp plate and diffuser plate, the lamp plate set up in the pedestal, the luminous body set up in the lamp plate, the diffuser plate set up in the pedestal, the lamp plate with it holds the position to be formed with the lens subassembly between the diffuser plate.

According to some embodiments of the present invention, the light-emitting body comprises a red light-emitting body, a blue light-emitting body and a green light-emitting body, the red light-emitting body, the blue light-emitting body and the green light-emitting body are arranged alternately.

According to some embodiments of the present invention, the circumferential ring of the seat body is provided with a plurality of heat dissipating protrusions.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples;

fig. 1 is a front view of a projector with light emitted all around according to an embodiment of the present invention;

fig. 2 is a schematic view of a lamp panel of the projector emitting light all around according to the embodiment of the present invention;

fig. 3 is a cross-sectional view of a lens assembly in accordance with an embodiment of the present invention.

Reference numerals:

the lens assembly 100, the reflective lens 110, the first incident portion 111, the reflective portion 112, the first emitting portion 113, the illuminant accommodating groove 114, the refractive lens 120, the second incident portion 121, and the second emitting portion 122;

the lamp includes a main body 200, a base 210, a heat dissipating protrusion 211, a lamp panel 220, a light emitter 221, and a diffusion plate 230.

Detailed Description

This section will describe in detail the embodiments of the present invention, the preferred embodiments of which are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can visually and vividly understand each technical feature and the whole technical solution of the present invention, but it cannot be understood as a limitation to the scope of the present invention.

In the description of the present invention, it should be understood that the directional descriptions, such as the directions or positional relationships indicated by upper, lower, front, rear, left, right, etc., are based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but not for indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If there is a description of first and second for the purpose of distinguishing technical features only, this is not to be understood as indicating or implying a relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the terms such as setting, installing, connecting, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meaning of the terms in the present invention by combining the specific contents of the technical solution.

Referring to fig. 1 to 3, the lens assembly 100 includes a reflective lens 110 and a refractive lens 120. The reflection lens 110 is provided with a first incident portion 111, a reflection portion 112, and a first exit portion 113, and light incident from the first incident portion 111 can be reflected to the first exit portion 113 through the reflection portion 112; the refractive lens 120 is provided with a second incident portion 121 and a second emission portion 122, and the second incident portion 121 is disposed opposite to the first emission portion 113. The light enters the reflective lens 110 from the first incident portion 111, is reflected and reversed by the reflective portion 112, and enters the refractive lens 120 through the first exit portion 113 and the second incident portion 121, and exits from the second exit portion 122 at a certain exit angle when passing through the refractive lens 120. Specifically, the reflective lens 110 and the refractive lens 120 may be made of a material with good light transmittance, such as silicone, acrylic, polycarbonate, or glass.

Referring to fig. 1 to 3, the refractive lens 120 is configured as a convex lens. Configuring the refractive lens 120 as a convex lens facilitates the exit of the light beam with a certain exit angle from the light incident from the reflective lens 110. It is conceivable that the refraction lens 120 may also adopt the total reflection lens 110 existing on the market, so as to improve the utilization degree of light; alternatively, the refractive lens 120 may be a concave lens, which is suitable for the situation where light needs to be diffused.

Referring to fig. 1 to 3, the first incident portion 111 is provided with a light-emitting body accommodating groove 114, and a groove surface of the light-emitting body accommodating groove 114 is an arc surface. The light-emitting body accommodating groove 114 is arranged to better accommodate the light-emitting body 221, thereby improving the light utilization rate. It is conceivable that the first incident portion 111 may have other structures, such as a square groove, and the light emitter 221 is located in the groove.

Referring to fig. 1 to 3, the reflection part 112 is a chamfered surface provided on the reflection lens 110, the chamfered surface facing the first incident part 111 and the first exit part 113. The reflecting portion 112 having the above structure is simple in structure and easy to implement. It is understood that the reflecting portion 112 may be a plane or an arc.

Referring to fig. 1 to 3, the liquid crystal display device further includes a reflective film disposed on the reflective portion 112. The reflective film is arranged, so that the utilization rate of light rays of the reflective part 112 is further improved, and the light ray loss is reduced. Specifically, the reflection portion 112 is an inclined plane on the reflection lens 110, and after entering from the first incident portion 111, the light enters the reflection portion 112 obliquely, and then the light is reflected at the boundary between the two media, thereby reflecting the light. When a reflective film is provided, the extent to which light rays leave the lens from the reflective portion 112 is reduced.

Referring to fig. 1 to 3, the projector for emitting light all around includes a main body 200, a plurality of light emitters 221, and a lens assembly 100. A plurality of light emitters 221 are arranged around the central axis of the main body 200 and around the main body 200; the lens assemblies 100 are arranged on the main body 200 and are arranged in one-to-one correspondence with the light emitters 221, the light emitters 221 are arranged opposite to the first incident parts 111 of the corresponding lens assemblies, and the second emergent parts 122 are arranged outwards along the radial direction of the central axis of the main body 200. The lens assembly 100 reverses the light rays around the plurality of luminous bodies 221 disposed on the main body 200 and emits the light rays outward in a radial direction of the central axis of the main body 200, thereby allowing the light projector to emit light all around. It should be understood that radially outward refers to away from the central axis in a radial direction. By adopting the lens assembly 100, the light emitters 221 can be arranged on the same plane, and can emit light all around, thereby reducing the manufacturing difficulty of the projection lamp. Specifically, the central axis of the main body 200 is line a in the drawing.

Referring to fig. 1 to 3, the main body 200 includes a base 210, a lamp panel 220 and a diffuser plate 230, the lamp panel 220 is disposed on the base 210, the light emitter 221 is disposed on the lamp panel 220, the diffuser plate 230 is disposed on the base 210, and a lens assembly 100 is formed between the lamp panel 220 and the diffuser plate 230. Lens subassembly 100 is located and holds the position in lens subassembly 100, sets up diffuser plate 230 for the light that emits from luminous body 221, when a small part leaks from lens subassembly 100, can be diffused by diffuser plate 230, makes along vertical overflow light can be softened, improves user's comfort level. Specifically, the diffusion plate 230 may be made of polystyrene, acrylic, or the like, and the lamp panel 220 is connected to the base 210 through a screw connection. It is envisioned that the light panel 220 can be mounted on the base 210 by other connecting means, such as a snap-fit connection. The diffuser plate 230 can be connected to the base 210 by screws or clamping.

Referring to fig. 1 to 3, the light emitters 221 include red light emitters, blue light emitters, and green light emitters, which are alternately arranged. The luminous bodies 221 with three colors are arranged, so that the respective luminous power of the red luminous body, the blue luminous body and the green luminous body can be controlled, the color conversion is realized, and the attractive effect of the product is improved. Specifically, the light emitter 221 may be configured as a general lamp bead or an LED lamp bead. Wherein, the specific arrangement mode of alternately arranging is as follows: the red light emitters-blue light emitters-green light emitters-red light emitters-blue light emitters-green light emitters. In the figure, R represents a red light emitter, B represents a blue light emitter, and G represents a green light emitter. Of course, it is conceivable that the light 221 may also have other colors, such as yellow, etc.

Referring to fig. 1 to 3, a plurality of heat dissipating protrusions 211 are circumferentially disposed around the base 210. Set up a plurality of heat dissipation bellying 211, when being favorable to dispelling the heat to lamp plate 220 through pedestal 210, can improve the radiating efficiency. Specifically, the heat dissipating protrusion 211 is configured as a rib structure, and protrudes in the circumferential direction of the seat 210 to increase the heat dissipating area, thereby increasing the heat dissipating efficiency.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. A lens assembly, comprising:

a reflection lens (110) provided with a first incident part (111), a reflection part (112), and a first exit part (113), and light entering from the first incident part (111) can be reflected to the first exit part (113) by the reflection part (112);

and a refractive lens (120) provided with a second incident part (121) and a second emission part (122), wherein the second incident part (121) is arranged opposite to the first emission part (113).

2. The lens assembly of claim 1, wherein: the refractive lens (120) is configured as a convex lens.

3. The lens assembly of claim 1, wherein: the first incident portion (111) is provided with a luminous body accommodating groove (114), and the groove surface of the luminous body accommodating groove (114) is an arc surface.

4. The lens assembly of claim 1, wherein: the reflection unit (112) is a chamfered surface provided on the reflection lens (110), and the chamfered surface faces the first incident unit (111) and the first emission unit (113).

5. The lens assembly of claim 1, wherein: the light-reflecting film is arranged on the reflecting part (112).

6. The utility model provides a luminous projecting lamp all around which characterized in that includes:

a main body (200);

a plurality of luminous bodies (221) disposed around a central axis of the main body (200) to surround the main body (200);

a plurality of lens assemblies (100) as claimed in any one of claims 1 to 5, the lens assemblies (100) being arranged in the body (200) and in one-to-one correspondence with the light emitters (221), the light emitters (221) being arranged opposite to the first incident portions (111) of the corresponding lens assemblies (100), the second exit portions (122) being arranged outwardly in a radial direction of the central axis of the body (200).

7. The all-around light-emitting projector of claim 6, wherein: the main part (200) includes pedestal (210), lamp plate (220) and diffuser plate (230), lamp plate (220) set up in pedestal (210), luminous body (221) set up in lamp plate (220), diffuser plate (230) set up in pedestal (210), lamp plate (220) with be formed with lens subassembly (100) between diffuser plate (230) and hold the position.

8. The all-around light-emitting projector of claim 7, wherein: the luminous body (221) comprises a red luminous body, a blue luminous body and a green luminous body, and the red luminous body, the blue luminous body and the green luminous body are alternately arranged.

9. The all-around light-emitting projector of claim 7, wherein: the circumference of pedestal (210) encircles and is provided with a plurality of heat dissipation bellying (211).