CN206338693U - A kind of LED floodlight of high efficiency and heat radiation - Google Patents

Abstract

The utility model discloses a high-efficiency heat dissipation LED floodlight, which comprises a light source component, and a reflector component is installed under the light source component; the light source component includes a plurality of lamp beads, and the reflector component includes a plurality of reflectors; Inside, a heat dissipation plate is installed above the light source assembly, and a heat dissipation column protrudes upward from the heat dissipation plate. Each lamp bead is correspondingly provided with a heat dissipation column; A number of ventilation holes are evenly distributed on the airflow distribution plate; a fan is fixed on the top plate of the bellows; a transparent lampshade is fixed on the outer cover of the light source assembly. The utility model increases the heat dissipation area of the heat sink by arranging the heat dissipation column, and increases the heat dissipation efficiency of the lamp bead through the corresponding setting of the heat dissipation column and the lamp bead; the flow of the airflow is increased by the fan, and the heat dissipation efficiency is increased.

Description

A LED floodlight with efficient heat dissipation

technical field

The utility model belongs to the field of electrical appliances, in particular to an LED floodlight with efficient heat dissipation.

Background technique

Floodlight is a lamp that gathers multiple lamp beads for lighting, and achieves uniformity of lighting and increases lighting effects through multiple lamp beads. However, due to the collection of multiple lamp beads, the heat dissipation of the floodlight has always been a problem that people have tried to solve. At present, the commonly used method is to arrange an aluminum substrate adjacent to the light source assembly of the floodlight for heat dissipation, but the heat dissipation effect is not ideal. In addition, after the floodlight has been used for a long time, the back of the lamp is easy to be covered with dust, which reduces its heat dissipation efficiency.

Utility model content

In order to solve the above problems, the utility model provides a high-efficiency heat dissipation LED floodlight. The utility model increases the heat dissipation area of the heat sink by setting the heat dissipation column, and increases the heat dissipation of the lamp bead through the corresponding setting of the heat dissipation column and the lamp bead. Efficiency; the flow of airflow is increased by the fan, and the efficiency of heat dissipation is increased.

For reaching above-mentioned technical effect, the technical scheme of the utility model is:

A high-efficiency heat-dissipating LED floodlight, comprising a light source assembly, a reflector assembly is installed under the light source assembly; the light source assembly includes a number of lamp beads, and the reflector assembly includes a number of reflectors; the lamp beads are in the reflector, and the light source A heat dissipation plate is installed on the top of the module, and the heat dissipation plate protrudes upwards to form a heat dissipation column, and each lamp bead is correspondingly provided with a heat dissipation column; the heat dissipation plate is fixedly connected to the air box through the connecting column, and the air flow distribution plate is fixed on the lower part of the air box, and the air flow distribution plate A number of ventilation holes are evenly distributed on the top; a blower fan is fixed on the top plate of the bellows; a transparent lampshade is fixed on the outer cover of the light source assembly.

As a further improvement, the heat dissipation plate is an aluminum heat dissipation plate.

As a further improvement, a fixing plate is fixed on the top of the bellows, and the fixing plate is fixed with a U-shaped mounting frame by bolts.

As a further improvement, the transparent lampshade is a tempered glass lampshade.

As a further improvement, the inner surface of the reflector is formed with several protrusions that increase diffuse reflection.

Description of drawings

Fig. 1 is the overall structural representation of the utility model;

FIG. 2 is a schematic perspective view of a reflector.

detailed description

The technical solution of the utility model will be described in detail below through specific embodiments and in conjunction with the accompanying drawings.

A high-efficiency heat dissipation LED floodlight as shown in Figure 1-2 includes a light source assembly 1, and a reflector assembly 2 is installed under the light source assembly 1; the light source assembly 1 includes several lamp beads 3, and the reflector assembly 2 includes A plurality of reflectors 4; lamp beads 3 are located in the reflector 4, a heat dissipation plate 5 is installed above the light source assembly 1, and the heat dissipation plate 5 protrudes upward to form a heat dissipation column 6, and each lamp bead 3 is correspondingly provided with a heat dissipation column 6; The heat dissipation plate 5 is fixedly connected with the air box 8 through the connecting column 7, and the air flow distribution plate 9 is fixed on the lower part of the air box 8, and a number of ventilation holes 10 are evenly distributed on the air flow distribution plate 9; the top plate of the air box 8 is fixed with a fan 11; the light source assembly 1 The outer cover is provided with and fixed with a transparent lampshade 12 .

When the utility model is in use, after the floodlight is turned on, the fan is started, and the wind is evenly blown onto the heat dissipation plate 5 through the airflow distribution plate 9, and the heat on the heat dissipation plate is taken away, and at the same time, excessive dust accumulation on the heat dissipation plate is prevented from affecting heat dissipation. The heat dissipation column 6 is provided, and a part of the heat dissipation column is arranged adjacent to the lamp bead 3, so that the heat dissipation efficiency of the lamp bead is better, and the heat dissipation efficiency of the radiator is better.

The heat dissipation plate 5 is an aluminum heat dissipation plate. A fixed plate 13 is fixed on the top of the bellows 8 , and the fixed plate 13 is fixed with a U-shaped mounting frame 15 through bolts 14 . By adjusting the bolt 14 and the nut that cooperates with the bolt 14, the irradiation angle of the floodlight can be adjusted.

The transparent lampshade 12 is preferably made of tempered glass.

As shown in FIG. 2 , in order to increase the uniformity of illumination, the inner surface of the reflector 4 is formed with several protrusions 16 that increase diffuse reflection.

The above is only a specific guiding implementation of the present utility model, but the design concept of the present utility model is not limited thereto, and any insubstantial changes made to the utility model by using this concept should all belong to the infringement of the protection scope of the present utility model the behavior of.

Claims (5)

1. A high-efficiency heat dissipation LED floodlight, comprising a light source assembly (1), a reflector assembly (2) is installed below the light source assembly (1); the light source assembly (1) includes a number of lamp beads (3), reflective The cover assembly (2) includes several reflectors (4); the lamp bead (3) is in the reflector (4), and it is characterized in that a heat dissipation plate (5) is installed above the light source assembly (1), and the heat dissipation plate (5 ) protruding upwards to form a heat dissipation column (6), and each lamp bead (3) is correspondingly provided with a heat dissipation column (6); the heat dissipation plate (5) is fixedly connected with a bellows (8) through a connecting column (7), and the bellows (8) The lower part is fixed with an airflow distribution plate (9), and several ventilation holes (10) are evenly distributed on the airflow distribution plate (9); the top plate of the bellows (8) is fixed with a fan (11); A transparent lampshade (12) is fixed. 2. The efficient heat dissipation LED floodlight according to claim 1, characterized in that, the heat dissipation plate (5) is an aluminum heat dissipation plate. 3. The high-efficiency heat dissipation LED floodlight according to claim 1, characterized in that, the top of the bellows (8) is fixed with a fixing plate (13), and the fixing plate (13) is fixed with U-shaped bolts (14). Mounting bracket (15). 4. The efficient heat dissipation LED floodlight according to claim 1, characterized in that, the transparent lampshade (12) is a tempered glass lampshade. 5. The high-efficiency heat dissipation LED floodlight according to claim 1, characterized in that, the inner surface of the reflector (4) is formed with several protrusions (16) to increase diffuse reflection.