CN111207354A

CN111207354A - Projection lamp

Info

Publication number: CN111207354A
Application number: CN202010118704.4A
Authority: CN
Inventors: 陈辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-26
Filing date: 2020-02-26
Publication date: 2020-05-29

Abstract

The invention discloses a spot lamp, wherein the spot lamp comprises a lens; the substrate is arranged at the bottom of the lens, one side of the substrate, facing the lens, is provided with a plurality of light sources which are respectively positioned at different positions, and the plurality of light sources can be respectively independently lightened or combined to lighten; a housing for carrying the substrate and the lens. Switching between different light beams can be achieved by adjusting the on and off of the plurality of light sources, respectively.

Description

Projection lamp

Technical Field

The invention relates to the field of lamps, in particular to a spotlight.

Background

The spot lamp is typical modern school illumination without a main lamp and a fixed scale, the light of the spot lamp is soft, an indoor illumination atmosphere can be created, and the spot lamp is widely used in various illumination fields at present.

Be equipped with the shot-light that is used for adjusting the mechanical structure of both intervals between light source and the lens among the current shot-light, adjustable light beam, but because mechanical structure's existence, the shot-light volume can be bigger than normal, and its mechanical structure needs manual regulation to waste time and energy and also has the risk of damage.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides a spot lamp which can simulate the effect of changing light beams of the existing spot lamp by respectively controlling the on and off of a plurality of light sources.

A spot lamp according to an embodiment of the first aspect of the invention comprises a lens; a lens; the substrate is arranged at the bottom of the lens, one side of the substrate, facing the lens, is provided with a plurality of light sources which are respectively positioned at different positions, and the plurality of light sources can be respectively independently lightened or combined to lighten; a housing for carrying the substrate and the lens.

The spotlight provided by the embodiment of the invention at least has the following beneficial effects: the light emitted by the light sources at different positions has different light beam effects after passing through the lens, and the effect of adjusting different light beams can be achieved by respectively controlling the on and off of the light sources; compared with the traditional method of changing the light beam by adopting a mechanical structure, the spot lamp has the advantages of compact structure, convenience in light beam adjustment and strong reliability.

According to some embodiments of the invention, a portion of the light source is annular.

According to some embodiments of the invention, there are a plurality of the light sources in the form of rings, and the plurality of the light sources in the form of rings are nested.

According to some embodiments of the invention, the bottom of the lens is provided with a light entry cavity opening towards the substrate.

According to some embodiments of the invention, a plurality of the light sources are arranged opposite to the opening of the light inlet cavity.

According to some embodiments of the invention, a plurality of the light sources are LED lamps.

According to some embodiments of the invention, the lens is cup-shaped in shape, and the outer side of the lens is surrounded by a reflective coating.

According to some embodiments of the invention, the housing is provided with an open cavity, the substrate and the lens are mounted in the cavity, and the lens is disposed towards the opening of the cavity.

According to some embodiments of the invention, the outer edge of the lens is provided with a snap ring, and the inner wall of the cavity is provided with a projection abutting against the snap ring.

According to some embodiments of the invention, the base plate is fixedly connected to a bottom of the cavity.

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 above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is an exploded view of a spotlight according to an embodiment of the invention;

FIG. 2 is a schematic view of a portion of the components shown in FIG. 1;

FIG. 3 is a partial assembled cross-sectional view of the spotlight;

fig. 4 is a schematic light path diagram of the spotlight.

A lens 100, a light inlet cavity 110, a snap ring 120,

A substrate 200, a first lamp ring 210, a second lamp ring 220, a third lamp ring 230,

Housing 300, receptacle 310, and tab 311.

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 or similar 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 accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

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

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

A spot lamp according to an embodiment of the present invention is described below with reference to fig. 1 to 4.

As shown in fig. 1 and 2, the spot lamp according to the embodiment of the present invention includes a lens 100, a substrate 200, and a housing 300, a bottom of the lens 100 abutting against the substrate 200, the lens 100 and the substrate 200 being mounted in the housing 400; the substrate 200 is provided with a plurality of light sources respectively located at different positions. The light beams emitted by the light sources at different positions have different light beam effects after passing through the lens 100, and the adjustment functions of different light beams can be realized by respectively adjusting the on and off of the plurality of light sources.

In some embodiments of the present invention, as shown in fig. 2, a portion of the light sources on the substrate 200 are ring-shaped. The light source has various shapes, and the light sources with different shapes can enable the spotlight to have various light beams, so that the effect of the light beams can be adjusted by respectively adjusting the on and off of each light source.

In some embodiments of the present invention, as shown in fig. 2 and 4, there are a plurality of annular light sources, and the plurality of annular light sources are nested. The traditional spot lamp is characterized in that a light beam is changed by the distance between a large lamp bead and a lens, and then the distance between the lamp bead and the lens is adjusted by a mechanical structure, the spot lamp is arranged by a plurality of layers of annular light sources from inside to outside, the light beam effect of one layer of light source corresponds to the light beam effect of the fixed distance between the lamp bead and the lens of the traditional spot lamp, and thus the light beam change of the traditional spot lamp when the distance between the lens and the lamp bead is changed can be approximately simulated by respectively and independently lightening each light source in sequence.

In some embodiments of the present invention, as shown in FIG. 3, the bottom of the lens 100 is provided with a light-entering cavity 110 opening toward the substrate 200. The lens 100 may be enabled to collect light more efficiently through the light entry cavity 110.

In some embodiments of the present invention, as shown in FIG. 3, a plurality of light sources are positioned opposite the opening of the light-entering cavity 110. In this way, most of the light emitted from the light source is applied to the lens 100 through the light-entering cavity 110.

In some embodiments of the invention, the plurality of light sources are all LED lights. The LED lamp is energy-saving, small in size and capable of emitting light with various colors, and when the LED lamp is used in a spotlight, the spotlight can be more easily favored by customers.

In some embodiments of the present invention, the lens 100 is cup-shaped in shape and the periphery of the lens 100 is covered with a reflective coating. Thus, the cup-shaped lens 100 with the reflective coating covering the periphery has a reflective effect, so that the reflector can be omitted in the structural design of the reflector lamp, and the cost is saved.

In some embodiments of the present invention, the housing 300 is provided with a cavity 310 with an opening for loading the substrate 200 and the lens 100, and the lens 100 is disposed toward the opening position of the cavity 310. In this way, the housing 300 is provided with the substrate 200 and the lens 100 through the cavity 310, and has a simple structure and is easy to produce and assemble.

In some embodiments of the present invention, the outer edge of the lens 100 is provided with a snap ring 120, and the inner wall of the cavity 310 is provided with a protrusion 311 abutting against the snap ring 120. The lens 100 can be stably disposed in the cavity 310 without falling out from the opening of the cavity 310 by the cooperation of the snap ring 120 and the protrusion 311.

In some embodiments of the present invention, the base plate 200 is fixedly connected to the bottom of the cavity 310. In this way, the lens 100 is positioned between the substrate 200 and the bump 311 on the cavity 310, and the structure is simple, which is beneficial to production and assembly.

Other configurations and operations of spot lights according to embodiments of the present invention are known to those of ordinary skill in the art and will not be described in detail herein.

A spotlight according to an embodiment of the present invention will be described in detail in specific embodiments with reference to the accompanying drawings. It is to be understood that the following description is only exemplary, and not a specific limitation of the invention.

As shown in fig. 1 and 3, the spot light mainly comprises a lens 100, a substrate 200 and a housing 300, wherein the housing 300 is provided with an open cavity 310, the substrate 200 is fixedly arranged at the bottom of the cavity 310, and the bottom of the lens 100 abuts against the substrate 200. The outer edge of the lens 100 is provided with a snap ring 120, the inner wall of the cavity 310 is provided with a projection 311 capable of abutting against the snap ring 120, and the lens 100 is pressed against the substrate 200 by the mutual abutment of the projection 311 and the snap ring 120.

As shown in fig. 2 and 3, a first lamp ring 210, a second lamp ring 220 and a third lamp ring 230 are disposed on the substrate 200, and all of the three light sources are annular LED light sources and are arranged in a nested manner from inside to outside. The bottom of the lens 100 is provided with a light inlet cavity 110 opening toward the substrate 200, and the first lamp ring 210, the second lamp ring 220 and the third lamp ring 230 are all disposed opposite to the opening of the light inlet cavity 110 and all enter the light inlet cavity 111.

As shown in fig. 4, the light beams emitted from the first lamp ring 210, the second lamp ring 220, and the third lamp ring 230 respectively pass through the lens 100.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

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

Claims

1. A spot light, comprising:

a lens (100);

the substrate (200) is arranged at the bottom of the lens (100), and one side of the substrate (200) facing the lens (100) is provided with a plurality of light sources which are respectively positioned at different positions and can be respectively and independently lightened or combined to lighten;

a housing (300) for loading the substrate (200) and the lens (100).

2. A downlight as claimed in claim 1 wherein part of the light source is annular.

3. A spotlight according to claim 2, wherein there are a plurality of said annular light sources, said plurality of annular light sources being nested.

4. A spotlight according to claim 1, characterized in that the bottom of the lens (100) is provided with a light inlet cavity (110) opening towards the substrate (200).

5. A spotlight according to claim 2, wherein a plurality of said light sources are arranged opposite the opening of said light inlet cavity (110).

6. The spotlight of claim 1, wherein a plurality of the light sources are LED lights.

7. A spotlight according to claim 1, characterized in that the lens (100) has a cup-like outer shape, and that the lens (100) is surrounded on its outer side by a reflective coating.

8. A spotlight according to claim 1, wherein said housing (300) is provided with an open cavity (310), said substrate (200) and said lens (100) being mounted in said cavity (310), said lens (100) being arranged towards the opening of said cavity (310).

9. A spotlight according to claim 8, wherein the outer edge of the lens (100) is provided with a snap ring (120) and the inner wall of the cavity (310) is provided with a projection (311) abutting against the snap ring (120).

10. A spotlight according to claim 8, wherein the base plate (200) is fixedly connected to the bottom of the cavity (310).