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CN-224215281-U - High-power LED lamp

CN224215281UCN 224215281 UCN224215281 UCN 224215281UCN-224215281-U

Abstract

The application provides a high-power LED lamp which comprises a shell, a light source, a radiator and a fan, wherein the light source, the radiator and the fan are sequentially arranged and arranged in the shell, the light source is provided with a temperature sensor which is connected with a controller, when the temperature of the light source acquired by the temperature sensor is larger than a first preset temperature threshold value, the controller controls the fan to increase the rotating speed, after the rotating speed of the fan is increased, the temperature of the light source acquired by the temperature sensor is larger than the first preset temperature threshold value, the controller controls the light source to reduce the power, the radiator and the fan are used for assisting in heat dissipation, the temperature of the light source can be effectively reduced by intelligently adjusting the rotating speed of the fan and the power of the light source, and the light source is enabled to be at a safe working temperature, so that the light source is prevented from being overheated.

Inventors

  • QU ZHIYANG

Assignees

  • 佛山市华全电气照明有限公司

Dates

Publication Date
20260508
Application Date
20250526

Claims (10)

  1. 1. The high-power LED lamp is characterized by comprising a shell, a light source, a radiator and a fan, wherein the light source, the radiator and the fan are sequentially arranged and arranged in the shell; When the temperature of the light source acquired by the temperature sensor is larger than a first preset temperature threshold, the controller controls the fan to increase the rotating speed, and after the rotating speed of the fan is increased, the temperature of the light source acquired by the temperature sensor is larger than the first preset temperature threshold, and the controller controls the light source to reduce power.
  2. 2. The high power LED lamp of claim 1, wherein the controller controls the fan to decrease the rotational speed when the temperature of the light source obtained by the temperature sensor is less than a second preset temperature threshold, the second preset temperature threshold being less than the first preset temperature threshold.
  3. 3. The high power LED lamp of claim 1, wherein a wind deflector is disposed between the heat sink and the fan, the wind deflector dividing the interior space of the housing into an air inlet region and an air outlet region.
  4. 4. A high power LED lamp as claimed in claim 3, wherein the wind shield is provided with a vent hole, the fan being located opposite the vent hole.
  5. 5. The high power LED lamp of claim 1, wherein said heat sink is swaged from a thermally conductive metallic material into a shape having a plurality of heat dissipating fins.
  6. 6. The high power LED lamp of claim 1, wherein the front end of the housing is provided with an LED light lumen, the LED light lumen being provided with glass and a reflector.
  7. 7. The high power LED lamp of claim 1, wherein the rear face and the plurality of sides of the housing are provided with air convection ventilation grille openings, the positions of which are provided with drip-proof shielding grille.
  8. 8. The high power LED lamp of claim 1, wherein the housing is movably connected with a mounting bracket for adjusting an angle of elevation of the LED lamp, and the mounting bracket is insulated from the heat sink, the mounting bracket is made of metal, and the housing is made of plastic.
  9. 9. The high power LED lamp of claim 1, wherein said housing is provided with a power supply cavity, a power supply is provided within said housing, said power supply cavity fixedly mounts said power supply.
  10. 10. The high power LED lamp of claim 9, wherein said power source is disposed around said fan.

Description

High-power LED lamp Technical Field The embodiment of the application relates to the field of lamps, in particular to a high-power LED lamp. Background Most of high-power LED lamps in the market at present realize natural radiation heat dissipation through physical structures, so that the heat dissipation effect is poor, and the lamps are easy to overheat and damage. However, in the case of a high power lamp, for example, a power of 1000W, 2000W or more, this may result in a large heat dissipation volume of the lamp and a low power density, which may result in a high power LED lamp not being suitable for use in the case of fish-catching lamps, high-hanging lamps for emergency use, emergency lights for air craft, etc. Disclosure of utility model The following is a summary of the subject matter described in detail herein. This summary is not intended to limit the scope of the claims. The embodiment of the application aims to at least solve one of the technical problems in the related art to a certain extent, and provides a high-power LED lamp which can effectively reduce the temperature of a light source and enable the light source to be at a safe working temperature. The embodiment of the application discloses a high-power LED lamp, which comprises a shell, a light source, a radiator and a fan, wherein the light source, the radiator and the fan are sequentially arranged and arranged in the shell; When the temperature of the light source acquired by the temperature sensor is larger than a first preset temperature threshold, the controller controls the fan to increase the rotating speed, and after the rotating speed of the fan is increased, the temperature of the light source acquired by the temperature sensor is larger than the first preset temperature threshold, and the controller controls the light source to reduce power. According to some embodiments of the application, the controller controls the fan to reduce the rotation speed when the temperature of the light source acquired by the temperature sensor is less than a second preset temperature threshold, wherein the second preset temperature threshold is less than the first preset temperature threshold. According to some embodiments of the application, a wind deflector is arranged between the radiator and the fan, and the wind deflector divides the inner space of the shell into an air inlet area and an air outlet area. According to some embodiments of the application, the wind deflector is provided with a vent hole, the fan being located opposite the vent hole. According to some embodiments of the application, the heat sink is swaged from a thermally conductive metallic material into a shape having a plurality of heat dissipating fins. According to some embodiments of the application, the front end of the housing is provided with an LED lighting lamp cavity provided with glass and a reflector. According to some embodiments of the application, the rear and sides of the housing are provided with air convection ventilation grille openings, the positions of which are provided with drip-proof shielding grille. According to some embodiments of the application, the housing is movably connected with a mounting bracket for adjusting the irradiation elevation angle of the LED lamp, and the mounting bracket is insulated and isolated from the radiator, the mounting bracket is made of metal, and the housing is made of plastic. According to some embodiments of the application, the housing is provided with a power supply cavity, and a power supply is arranged in the housing, and the power supply cavity is used for fixedly mounting the power supply. According to some embodiments of the application, the power source is disposed around the fan. The scheme has the advantages that when the temperature of the light source obtained by the temperature sensor is larger than a first preset temperature threshold, the controller controls the fan to increase the rotating speed, after the rotating speed of the fan is increased, the temperature of the light source obtained by the temperature sensor is larger than the first preset temperature threshold, the controller controls the light source to reduce power, the radiator and the fan are used for assisting in radiating, the temperature of the light source can be effectively reduced by intelligently adjusting the rotating speed of the fan and the power of the light source, the light source is enabled to be at a safe working temperature, overheating of the light source is avoided, the specific volume and the weight of the light source are greatly reduced, and the power density is improved. Drawings The accompanying drawings are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate and do not limit the application. FIG. 1 is a block diagram of a high power LED lamp; FIG. 2 is a front view of a high power LED lamp; FIG. 3 is a side view of a high powe