CN103742843B - An LED ceiling lamp with multiple light distribution modes and its multiple light distribution method - Google Patents

Abstract

The invention discloses an LED ceiling lamp with multiple light distribution modes and a multiple light distribution method thereof. The curved LED luminous body also includes at least one indirect light lighting module or accent lighting module that emits light in combination with the direct light lighting module. , using a wide-angle light distribution curve to emit light to the surrounding space, and the accent lighting module is an LED illuminant with a medium- and small-angle light distribution curve, which uses a medium- and small-angle light distribution curve to illuminate key areas in the space toward which the lampshade is facing; each lighting module The light is controlled by the driver and the controller module. The invention can realize the multi-mode light distribution of the LED ceiling lamp, and can adjust the brightness and color temperature; the cost is low; the installation is simple, convenient and quick, and occupies less space.

Description

An LED ceiling lamp with multiple light distribution modes and its multiple light distribution method

technical field

The invention relates to an LED ceiling lamp, which belongs to the technical field of lighting applications.

Background technique

Traditional ceiling lamps generally use ring-shaped fluorescent lamps as light sources, and the lights are all irradiated downwards. At present, because LED has the advantages of long life, high luminous efficiency, energy saving and environmental protection, etc., it is imperative for LED to replace traditional fluorescent lamps as the ceiling lamp as the light source. However, the LED ceiling lamps currently on the market generally have a single light distribution form, and all use lamps to illuminate downwards. They are simply ceiling lamps that simply replace traditional circular fluorescent lamps as light sources.

With the development of the economy, lighting design has not only focused on brightness at the beginning, but now it is not only pursuing brightness, but also pursuing light quality, that is, in the process of lighting design, factors such as surrounding light environment, human emotions and convenience should be integrated. go in. At present, LED ceiling lamps are mostly used in indoor homes. In order to create a light environment for the entire space, customers usually need to import a variety of lamps to achieve it. In terms of cost, installation and application convenience, this solution is not the best choice.

Contents of the invention

Purpose of the invention:

The technical problem to be solved by the present invention is to overcome the defects of the prior art and provide an LED ceiling lamp with multiple light distribution modes and a multi-light distribution method thereof, so that one LED ceiling lamp can realize multiple light distribution modes.

Technical solutions:

In order to solve the above technical problems, the present invention provides an LED ceiling lamp with multiple light distribution modes, which includes a lamp panel, a direct light illumination module arranged around the lamp panel, a driver and a controller module and a snap-in The lampshade on the lamp panel; the direct light illumination module is an LED illuminant with a medium-angle light distribution curve, and uses a medium-angle light distribution curve to emit light to the space facing the lampshade of the ceiling lamp. It is characterized in that,

further comprising at least one indirect lighting module and/or an accent lighting module emitting light in combination with the direct lighting module,

The indirect light lighting module is an LED illuminant with a wide-angle light distribution curve, which is arranged on the side of the lamp panel and emits light to the surrounding space with a wide-angle light distribution curve.

The key lighting module is an LED illuminant with a light distribution curve of small and medium angles, and uses the light distribution curve of small and medium angles to illuminate key areas in the space towards which the lampshade is facing;

The direct light lighting module, indirect light lighting module and accent lighting module are controlled by the driver and controller module to emit light.

The indirect light lighting module is a plurality of flexible PCB boards set on the side of the lamp panel or a ring-shaped flexible PCB board and a set of indirect light light-transmitting parts on the outside of the flexible PCB board. The flexible PCB board faces LED lamps are arranged on the outer surface of the indirect light translucent member. The LED lamps on the flexible PCB are alternately arranged with LED lamps of various color temperatures.

The indirect light illumination module is a plurality of LED light emitting modules distributed on the side of the lamp panel and a light-transmitting member covered on the LED light emitting modules.

The accent lighting module is installed on a lampshade or a lamp panel, and includes an LED light emitting module and an optical lens covered on the LED light emitting module.

The accent lighting module is arranged on the decorative ring and connected to the lamp panel through the decorative ring; or an installation hole is opened in the central area of the lampshade, and the accent lighting module is installed in the installation hole.

The accent lighting module is installed in the mounting hole in the central area of the lampshade through the heat sink; the LED light-emitting module is arranged on the heat sink, and the optical lens covered on the LED light-emitting module is covered by a cover plate matching the lampshade.

When the direct light lighting module, the indirect light lighting module, and the key lighting module contain multiple LED luminous bodies, the multiple LED luminous bodies are arranged alternately with LED lamps of various color temperatures.

A plurality of circularly arranged LED lamp beads are arranged on the direct light LED substrate, and the LED lamp beads are uniformly and alternately arranged in a circular ring using LED lamps of various color temperatures.

The indirect light lighting module can be connected to the lamp panel through the bracket piece.

Both the indirect light translucent parts and the direct light translucent parts are atomized translucent parts.

The cover plate is a plastic cover plate whose surface is atomized.

A multi-light distribution method for an LED ceiling lamp with multiple light distribution modes, characterized in that:

Multiple lighting modules with different light distribution curves on the LED ceiling lamp are controlled by the driver and the controller module to perform light-emitting combination, and the combination forms a variety of lighting modes;

The plurality of lighting modules includes at least one of the following,

The direct light lighting module is an LED illuminant with a medium-angle light distribution curve, and uses a medium-angle light distribution curve to illuminate the space facing the ceiling lamp shade.

The indirect light lighting module is an LED illuminant with a wide-angle light distribution curve, which illuminates the surrounding space with a wide-angle light distribution curve.

The accent lighting module is an LED illuminant with a light distribution curve of a medium and small angle, and uses a light distribution curve of a medium and small angle to illuminate key areas in the space to which the lampshade is directed.

In the direct light lighting module, the indirect light lighting module, and the key lighting module, each lighting module has a plurality of LED lights with one or more different color temperatures, and the driver and the controller module control the lighting of the plurality of LED lights. Illumination, color temperature and brightness adjustment.

Multiple LED lamps in each lighting module are arranged evenly and crosswise according to the color temperature.

Beneficial effect:

Aiming at the defect of single light distribution form of ordinary LED ceiling lamps, the present invention can realize multi-mode light distribution of LED ceiling lamps, select suitable lamp modes according to different living situations, and can adjust brightness and color temperature in the process of switching between different light distribution modes. Adjustment, so that one LED ceiling lamp can achieve the lighting effect that can only be satisfied by multiple lamps; the realization cost is low; the installation is simple, convenient and fast, and the installation takes up less space.

Description of drawings

Fig. 1 is an exploded schematic view of the LED ceiling lamp with multiple light distribution modes of the present invention;

Figure 2 is an exploded schematic view of the direct light illumination module;

Fig. 3 is an exploded schematic diagram of an indirect light lighting module;

Fig. 4 is an exploded schematic diagram of an accent lighting module;

Fig. 5 is an exploded schematic diagram of an indirect light lighting module in another structural form;

Fig. 6 is an exploded schematic view of another structural form of the accent lighting module.

Detailed ways

The present invention will be further described below in conjunction with the accompanying drawings. The following examples are only used to illustrate the technical solution of the present invention more clearly, but not to limit the protection scope of the present invention.

Example 1

As shown in Figure 1, the LED ceiling lamp with multiple light distribution modes mainly includes a lamp panel 2, a direct lighting module 3 arranged on the lamp panel 2, and a direct lighting module 3 arranged on the lamp panel 2 and located in the ring The driver and controller module 4 inside the ring, the indirect light illumination module 6 arranged on the side of the lamp panel 2 , and the lampshade 8 snapped on the lamp panel 2 through the lampshade buckle 7 . An accent lighting module 9 can also be arranged on the lampshade 8 . The lamp panel 2 is connected to the installation base 1, and the ceiling lamp is fixedly connected to the ceiling through the installation base 1.

As shown in FIG. 2 , the direct light illumination module 3 includes a direct light LED substrate 32 connected to the lamp panel 2 and a direct light transparent member 31 covered on the direct light LED substrate 32 . The direct-light LED substrate 32 and the direct-light light-transmitting member 31 are circular rings, and the direct-light LED substrate 32 is provided with a plurality of circularly arranged LED lamp beads, which can be equally divided into the same number or different numbers according to the number of LED lamp beads. , quartering is adopted in this embodiment. Preferably, the LED lamp beads adopt multiple color temperatures alternately and evenly arranged in a circular ring, and the surface of the direct light-transmitting member 31 has a certain atomization treatment.

As shown in FIG. 3 , the indirect light lighting module 6 in this embodiment includes a circular flexible PCB 61 and a ring-shaped indirect light transparent member 62 . The flexible PCB board 61 can be set on the side or side edge of the lamp panel 2 through the support piece 5, the indirect light-transmitting member 62 is set on the outside of the flexible PCB board 61, and the flexible PCB board 61 faces the outer surface of the indirect light-transmitting member 62 Set up multiple LED lights. Preferably, the LED lamps on the flexible PCB 61 also adopt alternately arranged LED lamps with various color temperatures. The indirect light translucent member 62 is atomized to make the irradiated light softer.

As shown in FIG. 4 , a mounting hole 81 for installing the accent lighting module 9 is provided in the central area of the lampshade 8 . The lamp board 92 , the optical lens 93 covered on the LED lamp board 92 , the metal cover plate 94 and the plastic cover plate 95 covering the optical lens 93 are fastened by rotating the nut 96 after assembly. There are multiple LED lamps on the LED lamp board 92 . The optical lens 93 adopts optical-grade materials with high light transmittance, and the optical lens 93 utilizes the principle of optical total reflection to converge the light from the LED lamp bead, which has achieved the purpose of accent lighting. The surface of the plastic cover plate 95 is atomized so that the light spot is more uniform.

The LED ceiling lamp with multiple light distribution modes in this embodiment can adopt the following installation methods, and in other implementation manners, the installation order can also be adjusted accordingly to improve installation efficiency.

Step 1: Install the installation base 1 on the ceiling with screws.

Step 2: After assembling the direct light lighting module 3, fix it on the lamp panel 2 by screws.

Step 3: Fix the driver and controller module 4 on the lamp panel 2 in the direct light illumination module 3 .

Step 4: After assembling the indirect light lighting module 6 , connect it to the lamp panel 2 through the bracket piece 5 .

Step 5: Assemble the accent lighting module 9 and install it on the lampshade 8 .

Step 6: Connect the connectors of the direct light illumination module 3 and the indirect light illumination module 6 with the driver and the controller module 4 respectively, and fix the lampshade buckle 7 on the lamp panel 2 .

Step 7: Install and fix the entire lamp panel 2 on the installation base 1 with screws.

Step 8: Connect the connector of the accent lighting module 9 to the driver and the controller 4, and rotate and fix the lampshade 8 on the lamp panel 2 through the lampshade buckle 7.

The use of LED ceiling lamps with multiple light distribution modes: the remote control of the lamps can be used to control the lighting of the entire lamp through the driver and the controller module 4, and the transformation of different light distribution modes can be realized by switching. The light distribution modes of LED ceiling lamps include but are not limited to the following: normal mode, theater mode, learning mode and comfort mode. Users can switch modes according to specific needs through the remote control mode switch button, and in each mode, they can adjust the brightness and color temperature through the light and dark adjustment keys and color adjustment keys on the remote control keys.

Example 2

As shown in Fig. 5, in this embodiment, an indirect light illumination module 6a of another structural form can be adopted, and the indirect light illumination module 6a includes a plurality of LED light-emitting modules 6a1 ring-distributed on the side of the lamp panel 2 and a plurality of indirect light illumination modules 6a. The light-transmitting member 6a2 covers the LED light-emitting module 6a1 and engages it on the lamp panel 2 by the indirect light-transmitting member 6a2. The LED light-emitting module 6a1 is matched with the indirect light-transmitting member 6a2. In this embodiment, five LED lighting modules 6a1 and an indirect light-transmitting member 6a2 are used. Each LED lighting module 6a1 may include one or more LED lamps. Preferably, the LED lamps in the LED lighting module 6a1 adopt LED lamps with multiple color temperatures arranged alternately. The indirect light translucent member 6a2 is atomized to make the irradiated light softer.

Preferably, a plurality of cavities 2a for accommodating indirect light lighting modules 6a may be provided on the side of the lamp panel 2, so that all or part of the indirect light lighting modules 6a are located in the cavities 2a, so as to avoid excessive appearance of the outer surface of the lamp panel. , More protruding parts.

When installing the indirect light lighting module 6a in this embodiment, first assemble the LED light emitting module 6a1, then fix the LED light emitting module 6a1 on the lamp panel 2, and then cover the LED light emitting module 6a1 with the indirect light translucent member 6a2. Fasten on the lamp panel 2.

Example 3

As shown in Figure 6, another structural form of accent lighting module 9a can be used in this embodiment. The accent lighting module 9a is a luminous body with a light distribution curve at medium and small angles, including a plurality of LED light emitting modules installed on the decorative ring 9a1 9a2 and the optical lens 9a3 covered on the LED lighting module 9a2. The decorative ring 9a1 is connected to the lamp panel 2 through the bracket piece 9a4, and a plurality of LED light-emitting modules 9a2 are arranged around the decorative ring 9a1, and the lampshade is covered on the outside of the decorative ring 9a1, and the light emitted by the LED light-emitting modules 9a2 is mainly directed towards the lampshade. Focused areas in the space are illuminated.

When installing the accent lighting module 9a in this embodiment, first assemble the LED light emitting module 9a2, then embed the LED light emitting module 9a2 into the interior of the decorative ring 9a1, and then cover the LED light emitting module 9a2 with the optical lens 9a3 and snap it into the decorative ring 9a1, and finally fix the decorative ring 9a1 on the lamp panel 2 through the bracket piece 9a4.

The multi-light distribution method of the LED ceiling lamp of the present invention is:

Multiple lighting modules with different light distribution curves on the LED ceiling lamp are controlled by the driver and the controller module to perform light-emitting combination, and the combination forms a variety of lighting modes;

The plurality of lighting modules includes at least one of the following,

The direct light lighting module is an LED illuminant with a medium-angle light distribution curve, and uses a medium-angle light distribution curve to illuminate the space facing the ceiling lamp shade.

The indirect light lighting module is an LED illuminant with a wide-angle light distribution curve, which illuminates the surrounding space with a wide-angle light distribution curve.

The accent lighting module is an LED illuminant with a light distribution curve of a medium and small angle, and uses a light distribution curve of a medium and small angle to illuminate key areas in the space to which the lampshade is directed.

In the direct light lighting module, the indirect light lighting module, and the key lighting module, each lighting module has a plurality of LED lights with one or more different color temperatures, and the driver and the controller module control the lighting of the plurality of LED lights. Illumination, color temperature and brightness adjustment.

Multiple LED lamps in each lighting module are arranged evenly and crosswise according to the color temperature.

The present invention realizes the multi-light distribution mode switching of the LED ceiling lamp, and only one LED ceiling lamp can realize the lighting effects previously required by multiple lamps. Module and indirect light lighting module The different combinations of the three modules are realized by cooperating with the control of LED lamps or LED lamp beads with different color temperatures in each lighting module. The light distribution modes include but are not limited to the following modes and corresponding lighting effects.

Mode 1, direct lighting module: medium-angle light distribution curve, the light of the lamp is irradiated downwards, this mode can completely replace the ceiling lamp with the traditional circular fluorescent tube as the light source, but the LED ceiling lamp is more energy-saving and environmentally friendly.

Mode 2. Accent lighting module: small-angle light distribution curve to realize the lighting of key areas of lamps and lanterns. The purpose of this mode is to save more energy under the premise that the key lighting areas meet the required illuminance;

Mode 3. Indirect lighting module: wide-angle light distribution curve to realize half-space lighting of lamps, but the light irradiation direction of lamps is mainly toward the ceiling above and around the lamps rather than downwards. This mode is mainly used for low illumination requirements but needs A little background light to create an atmospheric life scene;

Mode 4. Normal mode (direct light lighting module + indirect light lighting module): wide-angle light distribution curve to realize lighting in the entire space of lamps and lanterns. This mode can make the illuminance of the entire space more uniform.

Mode 5. Cinema mode (partial indirect light lighting module): realize local lighting of lamps and lanterns. This mode mainly creates a theater atmosphere, so that the light emitted by TV, computer and other display screens is not too dazzling.

Mode 6. Learning mode (direct light lighting module + indirect light lighting module + key lighting module): to realize the lighting of the entire space. At this time, the brightness of the entire space is suitable for work and study, and the brightness will not be too low to cause eye fatigue.

Mode 7. Comfort mode (indirect lighting module + accent lighting module): This module mainly creates a comfortable lighting effect. The light brightness of this mode is relatively soft, which is suitable for family conversations and chats.

The above is only a preferred embodiment of the present invention, it should be pointed out that for those of ordinary skill in the art, without departing from the technical principle of the present invention, some improvements and modifications can also be made. It should also be regarded as the protection scope of the present invention.

Claims (8)

1. An LED ceiling lamp with multiple light distribution modes, including a lamp panel, a direct light lighting module arranged around the lamp panel, a driver and a controller module arranged on the lamp panel, and a lampshade snapped on the lamp panel; The direct light illumination module is an LED illuminant with a medium-angle light distribution curve, and uses a medium-angle light distribution curve to emit light to the space facing the ceiling lamp shade, It is characterized by, further comprising at least one indirect lighting module and/or an accent lighting module emitting light in combination with the direct lighting module, The indirect light lighting module is an LED illuminant with a wide-angle light distribution curve, which is arranged on the side of the lamp panel and emits light to the surrounding space with a wide-angle light distribution curve. The key lighting module is an LED illuminant with a light distribution curve of small and medium angles, and uses the light distribution curve of small and medium angles to illuminate key areas in the space towards which the lampshade is facing; The direct light lighting module, indirect light lighting module and key lighting module are controlled by the driver and controller module to emit light; When the direct light lighting module, indirect light lighting module or accent lighting module is included, when the direct light lighting module, indirect light lighting module or accent lighting module contains multiple LED illuminants, the multiple LED illuminants use LEDs with various color temperatures The lights are arranged alternately. 2. The LED ceiling lamp with multiple light distribution modes according to claim 1, characterized in that, When the indirect light lighting module is included, the indirect light lighting module is a plurality of flexible PCB boards set on the side of the lamp panel or a ring-shaped flexible PCB board and a set of indirect light light-transmitting parts on the outside of the flexible PCB board. LED lamps are arranged on the outer surface of the flexible PCB facing the indirect light-transmitting member. 3. The LED ceiling lamp with multiple light distribution modes according to claim 1, characterized in that, When the indirect light lighting module is included, the indirect light lighting module is a plurality of LED lighting modules distributed on the side of the lamp panel and a light-transmitting member covered on the LED lighting modules. 4. The LED ceiling lamp with multiple light distribution modes according to claim 1, characterized in that, When the accent lighting module is included, the accent lighting module is installed on the lampshade or the lamp panel, including the LED light emitting module and the optical lens covered on the LED light emitting module. 5. The LED ceiling lamp with multiple light distribution modes according to claim 4, characterized in that, When the accent lighting module is included, the accent lighting module is arranged on the decorative ring and connected to the lamp panel through the decorative ring; or an installation hole is opened in the central area of the lampshade, and the accent lighting module is installed in the installation hole. 6. The LED ceiling lamp with multiple light distribution modes according to claim 5, characterized in that, When an installation hole is opened in the central area of the lampshade, the accent lighting module is installed in the installation hole in the central area of the lampshade through the heat sink; The cover covers. 7. A multi-light distribution method for an LED ceiling lamp with multiple light distribution modes, characterized in that, Multiple lighting modules with different light distribution curves on the LED ceiling lamp are controlled by the driver and the controller module to perform light-emitting combination, and the combination forms a variety of lighting modes; The multiple lighting modules include at least two of the following, The direct light lighting module is an LED illuminant with a medium-angle light distribution curve, and uses a medium-angle light distribution curve to illuminate the space facing the ceiling lamp shade. The indirect light lighting module is an LED illuminant with a wide-angle light distribution curve, which illuminates the surrounding space with a wide-angle light distribution curve. The accent lighting module is an LED illuminant with a light distribution curve of small and medium angles, and uses the light distribution curve of small and medium angles to illuminate key areas in the space towards which the lampshade is facing; When a direct lighting module, an indirect lighting module or an accent lighting module is included, in the direct lighting module, the indirect lighting module or the accent lighting module, each lighting module has a plurality of LED lights of one or more different color temperatures, The light emission, color temperature and brightness adjustment of the plurality of LED lamps are controlled by the driver and the controller module. 8. The multi-light distribution method for LED ceiling lamps with multiple light distribution modes according to claim 7, wherein the plurality of LED lamps in each lighting module are uniformly cross-arranged according to the color temperature.