CN-224233879-U - Multi-mode light-emitting drive circuit of multi-surface light-emitting lamp

CN224233879UCN 224233879 UCN224233879 UCN 224233879UCN-224233879-U

Abstract

The utility model provides a multi-mode light-emitting driving circuit of a multi-surface light-emitting lamp, which is characterized by comprising at least two independent light-emitting cavities, wherein each light-emitting cavity is internally provided with an independent light source module, so that at least two independent light-emitting areas are formed in the multi-surface light-emitting lamp, the driving circuit is provided with a direct-current output positive electrode and a direct-current output negative electrode, the light source modules are connected between the direct-current output positive electrode and the direct-current output negative electrode in parallel, a switching tube is connected between each light source module and the direct-current output positive electrode in series, and the control electrode of the switching tube is connected with a main control chip. According to the multi-mode light-emitting driving circuit of the multi-surface light-emitting lamp, each area can be respectively controlled to be on or off, so that different light-emitting effects are formed.

Inventors

SHEN YANMIN
CHEN JIEXIANG
SU HAIDING

Assignees

厦门光莆电子股份有限公司
新加坡量能智创有限公司

Dates

Publication Date: 20260512
Application Date: 20250411

Claims (10)

1. A multi-mode light-emitting driving circuit of a multi-surface light-emitting lamp is characterized in that the multi-surface light-emitting lamp is provided with at least two independent light-emitting cavities; An independent light source module is arranged in each light-emitting cavity, so that at least two independent light-emitting areas are formed in the multi-surface light-emitting lamp; The driving circuit is provided with a direct current output positive electrode and a direct current output negative electrode, the light source modules are connected in parallel between the direct current output positive electrode and the direct current output negative electrode, a switching tube is connected in series between each light source module and the direct current output positive electrode, and a control electrode of the switching tube is connected with the main control chip.
2. The multi-mode light-emitting driving circuit of a multi-faceted light-emitting luminaire of claim 1, wherein said multi-faceted light-emitting luminaire comprises a lamp tray body; The lamp panel main body comprises at least one baffle plate, and the baffle plate is arranged inside the lamp panel along the height direction of the lamp panel to divide the inside of the lamp panel into at least two independent luminous cavities.
3. The multi-mode light-emitting driving circuit of a multi-surface light-emitting lamp according to claim 2, wherein the surface of the baffle is made of reflective materials.
4. The multi-mode light-emitting driving circuit of a multi-surface light-emitting lamp according to claim 2, wherein the baffle plate and the lamp panel main body are of a detachable and split type structure.
5. The multi-mode light-emitting driving circuit of a multi-surface light-emitting lamp according to claim 2, wherein the baffle is connected with the lamp panel body through a clamping connection or a bolt connection.
6. The multi-mode light-emitting driving circuit of a multi-faceted light-emitting luminaire of claim 2, wherein said baffle has a V-shaped or U-shaped cross section.
7. The multi-mode light-emitting driving circuit of a multi-surface light-emitting lamp according to claim 6, wherein the baffle comprises a first connecting part and a second connecting part, the first connecting part is arranged at the bottom of the baffle, and the second connecting parts are arranged at two sides of the V-shaped or U-shaped opening of the baffle; The lamp panel main body comprises a lamp panel frame and a lamp shade, the light source module is arranged on the frame, the lamp shade covers the light-emitting area, the first connecting portion is connected with the frame, and the second connecting portion is connected with the lamp shade.
8. The multi-mode light-emitting driving circuit of the multi-surface light-emitting lamp according to claim 2, wherein the inside of the lamp panel is divided into three independent light-emitting cavities by two baffles, and the three light-emitting cavities are distributed in a linear arrangement along the length direction of the lamp panel main body.
9. The multi-mode light-emitting driving circuit of a multi-faceted light-emitting lamp of claim 8, wherein the two baffles are of a split baffle structure or an integral baffle structure.
10. The multi-mode light-emitting driving circuit of the multi-surface light-emitting lamp according to claim 2, wherein the baffle is of a cross-shaped structure, the interior of the lamp panel is divided into four independent light-emitting cavities by the cross-shaped baffle, and the four light-emitting cavities are distributed in a grid-shaped arrangement in the lamp panel main body.

Description

Multi-mode light-emitting drive circuit of multi-surface light-emitting lamp Technical Field The present utility model relates to lighting devices, and more particularly, to a multi-mode light-emitting driving circuit for a multi-surface light-emitting lamp. Background In the field of modern lighting, a lamp panel is widely used as a common lighting device in large-scale high-rise buildings such as factory workshops, supermarkets, exhibition halls, gymnasiums, office areas and other lighting places. The main function of the device is to provide uniform and sufficient illumination for a specific area so as to meet the visual demands of people in work, study, life and the like. However, in the practical use process of the existing lamp panel, there is a technical problem to be solved in general, that is, a dark area is easily caused by the design of the whole light emitting surface. The traditional lamp panel mostly adopts a whole-surface luminous structure, and the design can cover a larger area, but the directivity of light is stronger, and the light is easy to be too strong in certain directions and insufficient in other directions, so that a dark area is formed. The lamp panel with the partitioned lighting also has the problem that the independent control of the lighting of each area cannot be realized. Disclosure of utility model The utility model aims to provide a lamp capable of effectively solving the problem of uneven brightness of the existing partition luminous lamp panel, and provides a multi-mode light-emitting driving circuit of a multi-surface luminous lamp, wherein each area can be respectively controlled to be lighted or not to be lighted, so that different light-emitting effects are formed. In order to solve the technical problems, the utility model provides a multi-mode light-emitting driving circuit of a multi-surface light-emitting lamp, wherein the multi-surface light-emitting lamp is provided with at least two independent light-emitting cavities; An independent light source module is arranged in each light-emitting cavity, so that at least two independent light-emitting areas are formed in the multi-surface light-emitting lamp; The driving circuit is provided with a direct current output positive electrode and a direct current output negative electrode, the light source modules are connected in parallel between the direct current output positive electrode and the direct current output negative electrode, a switching tube is connected in series between each light source module and the direct current output positive electrode, and a control electrode of the switching tube is connected with the main control chip. In a preferred embodiment, the multi-surface light emitting lamp comprises a lamp panel body; The lamp panel main body comprises at least one baffle plate, and the baffle plate is arranged inside the lamp panel along the height direction of the lamp panel to divide the inside of the lamp panel into at least two independent luminous cavities. In a preferred embodiment, the surface of the baffle is made of reflective material. In a preferred embodiment, the baffle plate and the lamp panel main body are of detachable and split type structure. In a preferred embodiment, the baffle plate is connected with the lamp panel main body through clamping or bolts. In a preferred embodiment, the cross section of the baffle is V-shaped or U-shaped. In a preferred embodiment, the baffle comprises a first connecting part and a second connecting part, wherein the first connecting part is arranged at the bottom of the baffle, and the second connecting part is arranged at two sides of the V-shaped or U-shaped opening of the baffle; The lamp panel main body comprises a lamp panel frame and a lamp shade, the light source module is arranged on the frame, the lamp shade covers the light-emitting area, the first connecting portion is connected with the frame, and the second connecting portion is connected with the lamp shade. In a preferred embodiment, the interior of the lamp panel is divided into three independent luminous cavities by two baffles, and the three luminous cavities are linearly arranged along the length direction of the lamp panel main body. In a preferred embodiment, the two baffles are of a split baffle structure or an integrated baffle structure. In a preferred embodiment, the baffle plate is of a cross-shaped structure, the inside of the lamp panel is divided into four independent luminous cavities by the cross-shaped baffle plate, and the four luminous cavities are distributed in a grid-shaped arrangement in the lamp panel main body. Compared with the prior art, the technical scheme of the utility model has the following beneficial effects: 1. The utility model provides a multi-mode light-emitting driving circuit of a lamp with multiple light-emitting surfaces, which connects light source modules corresponding to all light-emitting areas in parallel and controls the light source modul