CN216480383U - A flood light with good heat dissipation effect - Google Patents

Abstract

The utility model discloses a projection lamp with good heat dissipation effect, which comprises a lamp body, wherein a light-transmitting glass panel is arranged on the front side cover of the lamp body, an installation cavity is arranged on the inner side of the lamp body, an aluminum substrate is installed on the rear wall of the installation cavity, a light reflecting cup is covered on the front side of the aluminum substrate, a plurality of longitudinally arranged heat dissipation fins are arranged on the rear side of the lamp body and are arranged behind the aluminum substrate, a longitudinal first heat dissipation channel is formed among the heat dissipation fins, a plurality of heat dissipation grooves are formed on the rear side of the heat dissipation fins, a transverse second heat dissipation channel is formed among the heat dissipation grooves, and a waterproof ventilation valve is installed on the right side of the lamp body. The utility model has the advantages of simple structure, good heat conduction performance, good ventilation, good heat dissipation performance, high heat dissipation efficiency and good air permeability, does not generate water vapor in the projection lamp, and prolongs the service life of the projection lamp.

Description

A flood light with good heat dissipation effect

technical field

The utility model relates to the technical field of lamps, in particular to a floodlight with good heat dissipation effect.

Background technique

Flood lights are lamps that specify that the illumination on the illuminated surface is higher than that of the surrounding environment. However, the existing flood light has poor heat dissipation performance, unreasonable arrangement of heat sinks, heat generated by the aluminum substrate cannot be exported in time, poor ventilation, low heat dissipation efficiency, and poor air permeability of the flood light. Water vapor will be generated in the flood light, which will affect the service life of the flood light. Therefore, in order to avoid the disadvantages existing in the prior art, it is necessary to make improvements to the prior art.

Utility model content

The purpose of the utility model is to overcome the shortcomings and deficiencies in the prior art, and to provide a floodlight with a simple structure and good heat dissipation effect.

The utility model is achieved through the following technical solutions:

A floodlight with good heat dissipation effect includes a lamp body, a front cover of the lamp body is provided with a light-transmitting glass panel, an installation cavity is arranged on the inner side of the lamp body, and a rear wall of the installation cavity is installed with a light-transmitting glass panel. Aluminum base plate, the front side cover of the aluminum base plate is provided with a reflective cup, the rear side of the lamp body is provided with a number of longitudinally arranged heat sinks, the heat sinks are arranged at the rear of the aluminum base plate, and the heat sink A longitudinal first heat dissipation channel is formed between the fins, a number of heat dissipation slots are arranged on the rear side of the heat sink, and a horizontal second heat dissipation channel is formed between the heat dissipation slots, and a waterproof and breathable valve is installed on the right side of the lamp body. .

Further, the front side of the lamp body is provided with a mounting groove for mounting the glass panel.

Further, a power cord waterproof connector is installed on the bottom of the lamp body.

Further, the left and right sides of the lamp body are hingedly connected to a U-shaped bracket through hinge screws.

Further, the bottom of the bracket is provided with elongated screw mounting holes.

Further, the outer side of the lamp body is provided with several reinforcing ribs.

Further, the aluminum substrate is in contact with the lamp body through thermal conductive silicone grease.

Further, both front and rear sides of the reflector are provided with mounting flanges.

Compared with the prior art, the utility model is provided with a plurality of longitudinally arranged radiating fins on the rear side of the lamp body. There are several heat dissipation slots, and a horizontal second heat dissipation channel is formed between the heat dissipation slots, so that the heat generated by the aluminum substrate can be exported by the heat sink in time, the first heat dissipation channel forms vertical convection, and the second heat dissipation channel forms horizontal convection, ventilation It has good performance, good heat dissipation performance and high heat dissipation efficiency. A waterproof ventilation valve is installed on the right side of the lamp body, so that the ventilation of the floodlight is good. Affected by the change of climate, water vapor will not be generated in the floodlight. Increase the service life of floodlights.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are just some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative labor.

Fig. 1 is the first direction structural schematic diagram of the floodlight with good heat dissipation effect of the present invention;

2 is a schematic view of the second direction structure of the floodlight with good heat dissipation effect of the present invention;

FIG. 3 is an exploded view of the structure of the floodlight with good heat dissipation effect of the present invention.

In the figure: 1-lamp body; 2-glass panel; 3-installation cavity; 4-aluminum substrate; 5-reflector cup; 6-heat sink; 7-first heat dissipation channel; 8- heat dissipation slot; 9-second Cooling channel; 10-Waterproof and breathable valve; 11-Installation groove; 12-Power cord waterproof connector; 13-Hinged screw; 14-Bracket; .

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

As shown in FIGS. 1 to 3 , a floodlight with good heat dissipation effect of the present invention includes a lamp body 1 . The front cover of the lamp body 1 is provided with a light-transmitting glass panel 2 , and the inner side of the lamp body 1 is provided with a Installation cavity 3, an aluminum base plate 4 is installed on the rear wall of the installation cavity 3, the front side cover of the aluminum base plate 4 is provided with a reflector 5, and the rear side of the lamp body 1 is provided with a number of longitudinally arranged heat sinks 6, Behind the aluminum substrate 4, a longitudinal first heat dissipation channel 7 is formed between the heat dissipation fins 6, a number of heat dissipation slots 8 are arranged on the rear side of the heat dissipation fin 6, and a horizontal second heat dissipation channel 9 is formed between the heat dissipation slots 8. A waterproof and breathable valve 10 is installed on the right side of the body 1 . The rear side of the lamp body 1 is provided with a number of longitudinally arranged cooling fins 6, the cooling fins 6 are arranged behind the aluminum substrate 4, and a longitudinal first cooling channel 7 is formed between the cooling fins 6, and the rear side of the cooling fins 6 is provided with A number of heat dissipation slots 8 are formed, and a horizontal second heat dissipation channel 9 is formed between the heat dissipation slots 8, so that the heat generated by the aluminum substrate 4 can be exported by the heat sink 6 in time, the first heat dissipation channel 7 forms vertical convection, and the second heat dissipation channel 9 The horizontal convection is formed, the ventilation is good, the heat dissipation performance is good, and the heat dissipation efficiency is high. A waterproof and breathable valve 10 is installed on the right side of the lamp body 1, so that the ventilation of the flood light is good. No water vapor will be generated inside, which improves the service life of the flood light.

The front side of the lamp body 1 is provided with an installation groove 11 for installing the glass panel 2 , which is convenient for the positioning and installation of the glass panel 2 .

A power cord waterproof connector 12 is installed on the bottom of the lamp body 1, which is convenient for the waterproof access of the power cord.

The left and right sides of the lamp body 1 are hingedly connected to a U-shaped bracket 14 by means of hinge screws 13, which facilitates the adjustment of the projection angle of the floodlight.

The bottom of the bracket 14 is provided with an elongated screw mounting hole 15, which facilitates the fine adjustment of the installation position of the floodlight.

The outer side of the lamp body 1 is provided with a number of reinforcing ribs 16 to improve the stability of the lamp body structure.

The aluminum substrate 4 is in contact with the lamp body 1 through thermal conductive silicone grease, which improves thermal conductivity and heat dissipation speed.

The front and rear sides of the reflector 5 are provided with mounting flanges 17 , which facilitates the adhesive installation and stable pressing of the reflector 5 .

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the within the scope of protection of the present invention.

Claims (8)

1. The utility model provides a projecting lamp that radiating effect is good, its characterized in that: the novel LED lamp is characterized by comprising a lamp body, wherein a transparent glass panel is arranged on a front side cover of the lamp body, an installation cavity is arranged on the inner side of the lamp body, an aluminum substrate is installed on the rear wall of the installation cavity, a reflective cup is arranged on a front side cover of the aluminum substrate, a plurality of longitudinally-arranged radiating fins are arranged on the rear side of the lamp body, the radiating fins are arranged at the rear side of the aluminum substrate, a longitudinal first radiating channel is formed between the radiating fins, a plurality of radiating grooves are formed in the rear side of the radiating fins, a transverse second radiating channel is formed between the radiating grooves, and a waterproof ventilation valve is installed on the right side of the lamp body.

2. The projector with good heat dissipation effect according to claim 1, characterized in that: the front side of the lamp body is provided with an installation groove for installing the glass panel.

3. The projector with good heat dissipation effect according to claim 1, characterized in that: and a power line waterproof joint is arranged at the bottom of the lamp body.

4. The projector with good heat dissipation effect according to claim 1, characterized in that: the left side and the right side of the lamp body are hinged with a U-shaped bracket through hinged screws.

5. The projector with good heat dissipation effect according to claim 4, characterized in that: and the bottom of the support is provided with a strip-shaped screw mounting hole.

6. The projector with good heat dissipation effect according to claim 1, characterized in that: the outside of lamp body is equipped with a plurality of strengthening ribs.

7. The projector with good heat dissipation effect according to claim 1, characterized in that: the aluminum substrate is in contact with the lamp body through heat-conducting silicone grease.

8. The projector with good heat dissipation effect according to claim 1, characterized in that: and mounting flanges are arranged on the front side and the rear side of the reflection cup.

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