CN211203681U

CN211203681U - Side-lighting hollow flat lamp

Info

Publication number: CN211203681U
Application number: CN201922053919.8U
Authority: CN
Inventors: 盛玉林
Original assignee: KUNSHAN CHENGTAI ELECTRIC CO Ltd
Current assignee: KUNSHAN CHENGTAI ELECTRIC CO Ltd
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-08-07
Anticipated expiration: 2029-11-25

Abstract

The utility model discloses a luminous formula cavity dull and stereotyped lamp of side, including L ED light emitting source, a lamp stand, reflection stratum and diffuse layer, the reflection stratum has two relative surfaces and is the plane of reflection and the back respectively, the diffuse layer is located one side that the reflection stratum has the plane of reflection, and there is the space between diffuse layer and the plane of reflection, the reflection stratum, space and diffuse layer form light softening structure, light softening structure is fixed in the limit lamp stand in its side border department, the medial surface of lamp stand has the installation face, L ED light emitting source is installed in the installation face, the light slope that L ED light emitting source sent shines down and sees through the diffuse layer and jets out, the utility model discloses under the condition that does not set up the light guide plate, this dull and stereotyped lamp can turn into the area source with the line light source, realizes that the plane is luminous, and luminous even and soft, and with low costs again.

Description

Side-lighting hollow flat lamp

Technical Field

The utility model belongs to the technical field of lamps and lanterns, in particular to side-lighting type panel light.

Background

L ED (L light Emitting Diode, LED) technology is widely popularized with its advantages of power saving, high brightness, long service life, good anti-seismic performance, etc., in recent years L ED lamp is more and more widely used in daily lighting and display, the more important L ED lamp is L ED flat lamp, L ED flat lamp is planar and its inner parts are also planar, mainly a planar reflecting layer, a light guide plate and a diffusion layer are sequentially installed in a base, L ED lamp strip is installed in the back plate and at the side of the light guide plate, light is reflected for many times under the combined action of the reflecting layer and the light guide plate to achieve the purpose of improving uniformity, and glare is effectively prevented by the diffusion layer.

It can be known from the above structure and principle that the core of such L ED flat lamps is to convert a linear light source into a planar light source by the action of a light guide plate, the light guide plate of the prior art uses an optical acrylic (PMMA) plate, then uses ink with very high reflectivity and no light absorption to print light guide points on the bottom surface of the optical acrylic plate, the light guide plate absorbs the light emitted from the lamp to stay on the surface of the optical acrylic plate by using the optical acrylic plate, when the light reaches each light guide point, the reflected light is diffused to each angle, and then the reflected light is emitted from the front surface of the light guide plate by destroying the reflection condition.

According to the structure and the principle of the light guide plate in the prior art, the L ED planar lamp in the prior art must be provided with the light guide plate, a linear light source cannot be converted into a surface light source without the light guide plate, and the light guide plate-optical acrylic plate is expensive, so that the L ED planar lamp in the prior art is high in cost, and the application, popularization and development of the light guide plate are hindered to a certain extent.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem of main solution provides a dull and stereotyped lamp of side-emitting formula cavity, under the condition that does not set up the light guide plate, this dull and stereotyped lamp can turn into the area source with the line source, realizes that the plane is luminous, and luminous even and soft, and with low costs, simple structure, easy to carry out again.

In order to solve the technical problem, the utility model adopts a technical scheme that a side-lighting hollow flat lamp is provided, which comprises an L ED light source, a lamp holder, a reflecting layer and a diffusion layer, wherein the reflecting layer is provided with two opposite surfaces and is respectively a reflecting surface and a back surface, the diffusion layer is positioned at one side of the reflecting layer with the reflecting surface, a gap is arranged between the diffusion layer and the reflecting surface, the reflecting layer, the gap and the diffusion layer form a light softening structure, and the light softening structure is fixed in the side lamp holder at the side edge of the light softening structure;

the inner side surface of the lamp holder is provided with a mounting surface, the L ED luminous source is mounted on the mounting surface, and light rays emitted by the L ED luminous source are obliquely downwards irradiated and emitted through the diffusion layer.

Furthermore, the L ED light emitting source is provided with a concave lens capable of diffusing the light emitted by the L ED light emitting source.

Further, the L ED light emitting source is mounted with a convex lens that can change the direction of the light emitted from the L ED light emitting source.

Further, the mounting surface is a slope inclined from the top to the bottom and from the inner side to the outer side, and the L ED light emitting source is mounted on the slope.

Further, the lamp holder is in a cover shape, and the lamp holder covers the light softening structure.

Further, the L ED light emitting source is L ED lamp strip, and the lamp stand is provided with a slot capable of inserting and taking out the light source.

Furthermore, the flat lamp is further provided with a back plate, the back plate is overlapped on the back surface of the reflecting layer, and the back plate is fixed in the lamp holder at the side edge of the back plate.

Furthermore, the lamp holder is rectangular, and the L ED light emitting source is mounted on four inner side surfaces or two opposite inner side surfaces of the lamp holder.

Furthermore, the lamp holder is circular, and the L ED light emitting source is installed in a circle of inside surface of the lamp holder.

Furthermore, the L ED luminous source is L ED lamp strip, and the same installation face interval of lamp stand is equipped with at least one the L ED lamp strip.

The utility model has the advantages that:

the utility model discloses an L ED light emitting source, a lamp stand, reflection stratum and diffuse layer, the reflection stratum has relative two surfaces and is the plane of reflection and the back respectively, the diffuse layer is located the one side that the reflection stratum has the plane of reflection, and there is the space between diffuse layer and the plane of reflection, the medial surface of lamp stand has the installation face, L ED light emitting source is installed in the installation face, the light slope that L ED light emitting source sent shines down and sees through the diffuse layer and jets out, a small amount of light that jets out upwards can shoot out after the diffusion layer downwards after the reflection of reflecting plate, this structure makes under the condition that does not set up the light guide plate, the light that this flat lamp make full use of L ED light emitting source sent, can turn into the area light source with the line light source, realize the plane is luminous, and luminous evenly and soft, because do not set up the light guide plate again, so with low costs;

furthermore, the utility model discloses an L ED light emitting source department can install the concave lens that can carry out the diffusion with the light that L ED light emitting source sent, can further break up the light that L ED light emitting source sent through this concave lens, makes its more dispersion, even seeing through the diffuse layer and jets out for it is better even and soft to give out light.

The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.

Drawings

Fig. 1 is a schematic structural view of a first embodiment of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a schematic structural view of a second embodiment of the present invention;

FIG. 4 is an enlarged view of portion B of FIG. 3;

fig. 5 is a schematic structural view of a third embodiment of the present invention;

fig. 6 is a schematic structural view of a fourth embodiment of the present invention;

the parts in the drawings are marked as follows:

l ED light emitting source 1, socket 2, mounting surface 21, slot 22, reflecting layer 3, diffusing layer 4, reflecting surface 31, back surface 32, gap 5, concave lens 6, back plate 7, convex lens 8.

Detailed Description

The following description is provided for illustrative embodiments of the present invention, and the advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure of the present invention. The present invention can also be implemented in other different ways, i.e. different modifications and changes can be made without departing from the scope of the present invention.

In the embodiment, as shown in fig. 1 and 2, the side-emitting hollow flat lamp comprises L ED light source 1, a lamp holder 2, a reflective layer 3 and a diffusion layer 4, wherein the reflective layer has two opposite surfaces and is a reflective surface 31 and a back surface 32, the diffusion layer is located on one side of the reflective layer having the reflective surface, a gap 5 is formed between the diffusion layer and the reflective surface, the reflective layer, the gap and the diffusion layer form a light softening structure, and the light softening structure is fixed in the side lamp holder at the side edge of the light softening structure;

the inner side surface of the lamp holder is provided with a mounting surface 21, the L ED luminous source is mounted on the mounting surface, and light rays emitted by the L ED luminous source are obliquely downwards irradiated and emitted through the diffusion layer.

In a first embodiment, the L ED light sources are provided with concave lenses 6 for diffusing light emitted from the L ED light sources, which may be a single concave lens mounted on each L ED light source surface or a single concave lens strip mounted on multiple L ED light source surfaces at the same time.

The mounting surface is a slope which is inclined from top to bottom and from the inner side to the outer side, the L ED light emitting source is mounted on the slope, for example, the L ED light emitting source is directly attached to the slope, other forms can also be adopted, for example, the mounting surface is a vertical surface, and the L ED light emitting source is inclined downwards in an inclined mode through other structures behind the support and emits light rays downwards in an inclined mode.

The lamp holder is in a cover shape, and the lamp holder covers the light softening structure.

The L ED light emitting source is L ED lamp strip, the same installation face interval of lamp stand is equipped with at least one L ED lamp strip, L ED light emitting source is the paster formula L ED lamp pearl of pasting in the installation face, also can be other forms for example, in this embodiment, L ED lamp strip is equipped with three, improves the luminous luminance of whole L ED panel light.

In the embodiment, the light guide points are formed by printing ink, and by arranging the light guide points, reflected light can be diffused at various angles when part of upward light emitted by the L ED light emitting source color passes through each light guide point, so that the uniformity of the light source is further improved.

In this embodiment, the lamp holder is rectangular, and the L ED light emitting sources are mounted on four inner side surfaces or two opposite inner side surfaces of the lamp holder.

Of course, the lamp holder is circular, and the L ED light emitting source is mounted on one inner side of the lamp holder.

The second embodiment is similar in structure to the first embodiment except that a convex lens 8 capable of changing the direction of the light emitted from the L ED light emitting source is mounted at the L ED light emitting source as shown in fig. 3 and 4.

The third embodiment is: as shown in fig. 5, the structure is similar to that of the first embodiment or the second embodiment, except that the flat lamp is further provided with a back plate 7, the back plate is overlapped on the back surface of the reflection layer, and the back plate is fixed in the lamp holder at the side edge thereof. Of course, the lamp holder may be a frame without an upper side plate as shown in fig. 5, or may be a cap shape as in the first embodiment.

In the fourth embodiment, as shown in fig. 6, the L ED light emitting source is a L ED light bar, and the socket is provided with a slot 22 into which the light source can be inserted and taken out, so that the light source can be installed or replaced without disassembling the lamp body, and the maintenance and power replacement of the flat lamp are facilitated.

In this embodiment, L ED light emitting source installs in the installation face of the slope of lamp stand, and install the concave lens that can disperse light (or the convex lens that can change the light direction) at L ED light emitting source department, most light that L ED light emitting source sent inclines to shine downwards and through concave lens diffusion even (or change the light direction through convex lens, make most light jet out obliquely), a small amount of light that upwards jets out changes the direction after the plane of reflection of reflector layer reflects, jet out downwards, last all light all jets out through the diffuser plate, can turn into the area light source with the line light source, realize the plane luminescence, and luminous even and soft.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same principle as the protection scope of the present invention.

Claims

1. The side-lighting type hollow flat lamp is characterized by comprising an L ED light source (1), a lamp holder (2), a reflecting layer (3) and a diffusion layer (4), wherein the reflecting layer is provided with two opposite surfaces which are respectively a reflecting surface (31) and a back surface (32), the diffusion layer is positioned on one side of the reflecting layer with the reflecting surface, a gap (5) is formed between the diffusion layer and the reflecting surface, the reflecting layer, the gap and the diffusion layer form a light softening structure, and the light softening structure is fixed in the lamp holder at the side edge of the light softening structure;

the inner side surface of the lamp holder is provided with a mounting surface (21), the L ED luminous source is mounted on the mounting surface, and light rays emitted by the L ED luminous source are obliquely downwards irradiated and emitted through the diffusion layer.

2. The side-emitting hollow flat lamp of claim 1, wherein a concave lens (6) is installed at the L ED light source for diffusing the light emitted from the L ED light source.

3. The side-emitting hollow flat lamp according to claim 1, wherein a convex lens (8) capable of changing the direction of the light emitted from the L ED light emitting source is installed at the L ED light emitting source.

4. The side-emitting hollow flat lamp according to claim 1, wherein said mounting surface is a slope inclined from the inside to the outside from the top to the bottom, and said L ED light source is mounted on said slope.

5. The side-emitting hollow flat lamp according to claim 1, wherein: the lamp holder is in a cover shape, and the lamp holder covers the light softening structure.

6. The side-emitting hollow flat lamp of claim 1, wherein the L ED light source is a L ED light bar, and the socket is provided with a slot (22) for inserting and removing the light source.

7. The side-emitting hollow flat lamp according to claim 1, wherein: the flat lamp is further provided with a back plate (7), the back plate is overlapped on the back surface of the reflecting layer, and the back plate is fixed in the lamp holder at the side edge of the back plate.

8. The side-emitting hollow flat lamp according to claim 1, wherein said socket is rectangular and said L ED light source is mounted on four inner sides or two opposite inner sides of said socket.

9. The side-emitting hollow flat lamp according to claim 1, wherein said lamp holder is circular, and said L ED light source is mounted on a ring of inner side surface of said lamp holder.

10. The side-emitting hollow flat lamp of claim 1, wherein the L ED light source is a L ED light bar, and the same mounting surface of the lamp holder is spaced apart from at least one L ED light bar.