CN205480473U - A high-efficiency integrated LED downlight - Google Patents

Abstract

The utility model discloses a high-efficient integral type LED down lamp, wherein, the driver shell is the drum structure, driver shell bottom surface center is equipped with the mounting hole, the radiator-grid is installed in the mounting hole on the driver shell, be equipped with the through wires hole on the driver shell bottom surface, the waterproof cover of threading is installed in the through wires hole on the driver shell, the radiator passes through screw fixed mounting and is located the driver shell on the bottom surface of driver circuit board, the driver circuit board is installed on the top surface of driver shell, the PC board passes through screw fixed mounting on the top surface of driver circuit board, LED lamp pearl is installed on the PC board, anti-light cup passes through threaded connection and installs on the driver shell, the lamp shade passes through threaded connection and installs in the recess on anti.

Description

A high-efficiency integrated LED downlight

technical field

The utility model relates to the technical field of LED lamps, in particular to an efficient integrated LED downlight.

Background technique

In recent years, semiconductor lighting has developed rapidly, and LED lamps are widely used in the field of indoor and outdoor lighting. Some traditional light sources are gradually replaced by LED lamps due to many shortcomings such as low light efficiency, short life, and environmental pollution.

At present, most LED downlights have poor heat dissipation effect, and temperature will have a serious impact on LED performance: color temperature change, wavelength red shift, luminous flux reduction, forward voltage drop, and will affect the reliability of the system at the same time.

Utility model content

The technical problem to be solved by the utility model is to provide a high-efficiency integrated LED downlight, which has a simple structure, good heat dissipation effect, long service life and is very convenient for users to install.

The technical solution adopted by the utility model to solve its technical problems is: a high-efficiency integrated LED downlight, including a driver shell, a radiator, a driver circuit board, a reflector cup, LED lamp beads, a lampshade, a PC board, screws, threading and waterproofing cover and cooling net; the driver housing is a cylindrical structure, the center of the bottom surface of the driver housing is provided with a mounting hole, the cooling net is installed in the mounting hole on the driver housing, the bottom surface of the driver housing is provided with a threading hole, the The threading waterproof sleeve is installed in the threading hole on the driver casing, the heat sink is fixedly installed on the bottom surface of the driver circuit board by screws and is located in the driver casing, and the driver circuit board is installed on the top surface of the driver casing. The PC board is fixed and installed on the top surface of the driver circuit board by screws, the LED lamp beads are installed on the PC board, the reflector is installed on the driver shell through threaded connection, and the lampshade is installed on the top of the reflector cup through threaded connection in the groove.

Preferably, the radiator adopts a sunflower structure, the radiator is provided with a central hole, and the radiator is evenly distributed with 4 threaded holes along the circumferential direction.

Preferably, the driver circuit board has a disc structure and is provided with a central hole.

Compared with the prior art, the utility model has the following advantages: simple structure, good heat dissipation effect and long service life; the drive circuit board is designed in a ring shape and connected with the lamp housing to form a whole. This integrated structure is very It is convenient for users to install; the lamp panel is composed of multiple low-power LED lamp beads, and the light guide plate is used to realize the light uniformity of the light source; the flyback switching power supply composed of constant current chips has simple structure, stable performance and low cost. Low.

Description of drawings

Fig. 1 is the structural representation of a kind of specific embodiment of the utility model;

Fig. 2 is the top view of the structure of the utility model driver housing;

Fig. 3 is a top view of the structure of the radiator of the present invention.

Explanation of reference signs:

1-Driver shell, 2-Radiator, 3-Driver circuit board, 4-Reflector cup, 5-LED lamp bead, 6-Lampshade, 7-PC board, 8-Screw, 9-Threading waterproof cover, 10-Radiation net ;

11-installation hole, 12-threading hole, 21-threaded hole, 22-center hole.

detailed description

Describe the specific implementation of the utility model below in conjunction with accompanying drawing and embodiment:

As shown in Figure 1, Figure 2 and Figure 3, which shows the specific implementation of the utility model, as shown in the figure, a high-efficiency integrated LED downlight, including a driver shell 1, a radiator 2, a driver circuit Board 3, reflector cup 4, LED lamp bead 5, lampshade 6, PC board 7, screw 8, threading waterproof cover 9 and heat dissipation net 10; the driver casing 1 is a cylindrical structure, and the center of the bottom surface of the driver casing 1 is provided with a mounting hole 11. The cooling net 10 is installed in the installation hole 11 of the driver casing 1, the bottom surface of the driver casing 1 is provided with a threading hole 12, and the threading waterproof cover 9 is installed in the threading hole 12 of the driver casing 1, The heat sink 2 is fixedly installed on the bottom surface of the driver circuit board 3 by screws 8 and is located in the driver housing 1, the driver circuit board 3 is installed on the top surface of the driver housing 1, and the PC board 7 is fixed by screws 8 Installed on the top surface of the driver circuit board 3, the LED lamp bead 5 is installed on the PC board 7, the reflector 4 is installed on the driver shell 1 through screw connection, and the lampshade 6 is installed on the reflector cup through screw connection 4 in the groove at the top.

Preferably, the radiator 2 adopts a sunflower structure, the radiator 2 is provided with a central hole 22, and the radiator 2 is evenly distributed with four threaded holes 21 along the circumferential direction. The structure disclosed in this embodiment has a good heat dissipation effect and is very suitable for the downlight structure.

Preferably, the driver circuit board 3 has a disc structure and is provided with a central hole; it is very suitable for a downlight structure. .

The preferred embodiment of the utility model has been described in detail above in conjunction with the accompanying drawings, but the utility model is not limited to the above-mentioned embodiment. Make various changes.

Many other changes and modifications can be made without departing from the spirit and scope of the present invention. It should be understood that the invention is not limited to specific embodiments, and the scope of the invention is defined by the appended claims.

Claims (3)

1. an efficient integrated LED down, it is characterised in that: include drive enclosure, radiator, Driver circuit board, reflector, LED lamp bead, lampshade, PC plate, screw, threading waterproof jacket and heat radiation Net；Described drive enclosure is cylindrical structure, and drive enclosure bottom center is provided with installing hole, described scattered Heat supply network is arranged in the installing hole on drive enclosure, and described drive enclosure bottom surface is provided with through wires hole, Described threading waterproof jacket is arranged in the through wires hole on drive enclosure, and described radiator is fixed by screw Being arranged on the bottom surface of driver circuit board and be positioned at drive enclosure, described driver circuit board is installed On the end face of drive enclosure, described PC plate is fixedly mounted on the end face of driver circuit board by screw On, described LED lamp bead is arranged on PC plate, and described reflector is threaded connection and is arranged on outside driver On shell, described lampshade is threaded connection in the groove being arranged on reflector top.

2. a kind of efficient integrated LED down as claimed in claim 1, it is characterised in that: described scattered Hot device uses heronsbill version, and radiator is provided with centre bore, and radiator the most uniformly divides It is furnished with 4 screwed holes.

3. a kind of efficient integrated LED down as claimed in claim 1, it is characterised in that drive described in: Dynamic device circuit board is disc structure and is provided with centre bore.