CN216345745U

CN216345745U - LED floodlight

Info

Publication number: CN216345745U
Application number: CN202122886684.8U
Authority: CN
Inventors: 罗鹏; 黄厚宾; 李金明
Original assignee: Ledlucky Holdings Co ltd
Current assignee: Ledlucky Holdings Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-04-19
Anticipated expiration: 2031-11-19

Abstract

The utility model provides a LED floodlight, through set up the radiating piece that has the heat dissipation through-hole between radiator and power component among its radiating component, because the radiator is the metal, can derive the heat and be connected to the radiating piece that has the heat dissipation through-hole, because the ventilation and the heat dissipation that the heat dissipation through-hole of radiating piece can be better, consequently can be with the quick dissipation away of heat through the radiating piece, reach quick good radiating effect, and, avoided using heat radiation fins to block up easily and bring radiating drawback, and simultaneously, because the heat dissipation through-hole keeps apart power component and radiator, reach thermoelectric separation's effect, can reduce the internal element among the power component and lead to the trouble because mutual temperature influences.

Description

LED floodlight

Technical Field

The application relates to the field of lamp lighting, in particular to a light-emitting diode (LED) floodlight.

Background

The LED floodlight is widely applied to various occasions such as outdoor lightening, wall body illumination, intersection illumination, billboard illumination, court illumination and the like. The existing LED floodlighting product is heavy in appearance, inconvenient to transport and install and inconvenient to use. Particularly, the existing LED floodlighting product needs to use the heat dissipation fins for heat dissipation, and the heat dissipation fins are very easily covered by dust, leaves or bird excrement while dissipating heat, so that the heat dissipation performance is deteriorated, the service life of the lamp is influenced, and worse, the covering objects such as the leaves and the like can cause fire disasters under the long-time high-temperature baking on the fins, thereby damaging the public safety.

Therefore, a need exists for a LED floodlight that is lightweight, thin, compact, and avoids the foregoing.

SUMMERY OF THE UTILITY MODEL

The application provides a LED floodlight, frivolous, small, improves the heat dissipation, avoids the safety problem.

According to an aspect of the application, an embodiment provides a LED floodlight, including:

a light emitting body;

the heat dissipation assembly comprises a heat radiator and an electric power assembly, a heat dissipation piece with a heat dissipation through hole is arranged between the heat radiator and the electric power assembly, the heat radiator is made of metal and covers the upper portion of the light emitting main body, and the heat dissipation piece is made of metal and is isolated from the electric power assembly and the heat radiator.

Optionally, the power assembly includes a bottom cover and a top cover, the bottom cover and the top cover are closed to form a closed cavity, a cable connector is further disposed on the closed cavity, and one end of the cable connector is connected to the heat sink.

Optionally, the power assembly further includes: the driving power supply is accommodated in the closed cavity, and the respirator is used for adjusting the pressure inside the closed cavity.

Optionally, the respirator further comprises a rubber mat, and the rubber mat covers the driving power supply and the respirator.

Optionally, the bottom cover, the heat dissipation through hole and the heat dissipation assembly are integrally formed through a die-casting process.

Optionally, the top cover is provided with a vent hole corresponding to the heat dissipation through hole, and the top cover can be fixed to the bottom cover through a screw joint.

Optionally, the support further comprises a bracket, the bracket comprises fixing arms respectively fixed on two sides of the closed cavity and a fixing bridge fixed between the fixing arms, and the fixing bridge is provided with a fixing screw hole.

Optionally, the light-emitting main body comprises a face frame, a reflecting cover, a rubber ring, an optical lens and an LED light-emitting module which are sequentially arranged from bottom to top.

Optionally, the power assembly further includes an intelligent control module, connected to the LED light-emitting module, for controlling a light-emitting mode of the LED light-emitting module.

Optionally, the number of the heat dissipation through holes is one or more.

According to the LED floodlight of above-mentioned embodiment, through set up the radiating piece that has the heat dissipation through-hole between radiator and power component in its radiating component, because the radiator is the metal, can derive the heat and be connected to the radiating piece that has the heat dissipation through-hole, because the ventilation and the heat dissipation that the heat dissipation through-hole of radiating piece can be better, consequently can be with the quick distribution of heat away through the radiating piece, reach quick good radiating effect, and, avoided using heat radiation fins to block up easily and bring radiating drawback, simultaneously, because the heat dissipation through-hole keeps apart power component and radiator, reach thermoelectric separation's effect, can reduce the internal element among the power component and lead to the trouble because mutual temperature influences.

Drawings

Fig. 1 is a schematic front view of a floodlight according to an embodiment of the present invention;

fig. 2 is a schematic side view of a floodlight according to an embodiment of the present invention;

fig. 3 is a perspective view of a floodlight according to an embodiment of the present invention;

fig. 4 is an exploded view of a floodlight structure according to an embodiment of the present invention.

Detailed Description

The present application will be described in further detail below with reference to the accompanying drawings by way of specific embodiments. Wherein like elements in different embodiments are numbered with like associated elements. In the following description, numerous details are set forth in order to provide a better understanding of the present application. However, those skilled in the art will readily recognize that some of the features may be omitted or replaced with other elements, materials, methods in different instances. In some instances, certain operations related to the present application have not been shown or described in detail in order to avoid obscuring the core of the present application from excessive description, and it is not necessary for those skilled in the art to describe these operations in detail, so that they may be fully understood from the description in the specification and the general knowledge in the art.

Furthermore, the features, operations, or characteristics described in the specification may be combined in any suitable manner to form various embodiments, and the operation steps involved in the embodiments may be interchanged or modified in order as will be apparent to those skilled in the art. Accordingly, the description and drawings are merely for clarity of description of certain embodiments and are not intended to necessarily refer to a required composition and/or order.

The numbering of the components as such, e.g., "first", "second", etc., is used herein only to distinguish the objects as described, and does not have any sequential or technical meaning. The term "connected" and "coupled" when used in this application, unless otherwise indicated, includes both direct and indirect connections (couplings).

As can be seen from the background art, the floodlight in the prior art has poor heat dissipation performance, and is prone to cause unsafe situations such as fire in a specific environment.

Through analysis, the floodlight in the prior art mainly radiates heat through the radiating fins, and the radiating fins are very easily covered by dust, leaves or excrement of birds while radiating heat, so that the radiating performance is deteriorated, the service life of the lamp is influenced, and the covers such as the leaves and the like can cause fire disasters under long-time high-temperature baking on the fins, and the public safety is damaged. Therefore, in this embodiment, a LED floodlight is provided, through set up the radiating piece that has the heat dissipation through-hole between radiator and power component in its radiating component, because the radiator is the metal, can derive the heat and be connected to the radiating piece that has the heat dissipation through-hole, because the ventilation and the heat dissipation that the heat dissipation through-hole of radiating piece can be better, consequently can be with the quick effluence of giving out the heat through the radiating piece, reach quick good radiating effect, and, avoided using heat radiation fins to block up easily and bring radiating drawback, and simultaneously, because the heat dissipation through-hole keeps apart power component and radiator, reach thermoelectric separation's effect, can reduce the internal element among the power component and lead to the trouble because of mutual temperature influence.

Referring to fig. 1 to 4, the LED floodlight provided by the present embodiment includes a light-emitting main body 200 and a heat dissipation assembly 100.

The main light-emitting body 200 is a main structure of the LED floodlight, and includes a face frame, a reflector 203, a rubber ring 204, an optical lens 205, and an LED light-emitting module 206, which are sequentially disposed from bottom to top. The face frame comprises a metal frame 201 and a glass protection plate 202 embedded in the metal frame, wherein the glass protection plate plays a role in protection and light transmission. The reflector 203 is located below the LED light emitting module 206, and reflects light emitted by the LED light emitting module 206 and not capable of illuminating a working surface and a living surface, so as to improve the application performance of the output efficiency of the light source. The rubber ring 204 is arranged between the reflecting cover 203 and the optical lens 205, so that the installation is more stable. The optical lens 205 is disposed in cooperation with the LED light emitting module 206 to realize multiple angle changes during illumination of the floodlight, wherein the LED light emitting module 206 in this embodiment is a combination formed by combining an aluminum substrate and LED beads for emitting light.

The heat dissipation assembly 100 includes a heat sink 110 and an electrical assembly, a heat dissipation through hole 131 is formed between the heat sink 110 and the electrical assembly, the heat sink 110 is made of metal, covers the top of the light emitting body, and is fixedly connected to a metal frame 201 through screws, the metal frame also plays a role of heat dissipation, and the heat dissipation through hole 131 is made of metal, and separates the electrical assembly from the heat sink 110.

Because the heat sink 110 is made of metal and covers the LED light-emitting module 206, when the LED light-emitting module 206 emits light and radiates heat, the heat is transferred to the heat sink 110, and the heat sink is a metal device with the heat-dissipating through holes 131, the heat-dissipating through holes 131 realize up-and-down ventilation of the through holes and have a larger heat-dissipating area, so that the heat on the metal member is dissipated rapidly, thereby achieving the effect of rapid heat dissipation. Meanwhile, the heat dissipation through hole 131 isolates the power assembly from the heat sink 110, so that a thermoelectric separation effect is achieved, and faults caused by mutual temperature influence of internal elements in the power assembly can be reduced.

The number of the heat dissipation through holes 131 is one or more, the number of the heat dissipation through holes 131 in this embodiment is one, the ventilation effect is good, the number of the heat dissipation through holes 131 can be 2 or more than 2, the heat dissipation through holes 131 can be specifically set according to the volume and the area of the floodlight, the ventilation effect can be further increased by the heat dissipation through holes 131 with proper number, and the heat dissipation performance is improved.

In this embodiment, the power assembly includes a bottom cover and a top cover 120, the bottom cover and the top cover 120 are closed to form a closed cavity, specifically, the bottom cover and the top cover 120 are fixed to each other by screwing, a cable connector 124 is further disposed on the closed cavity, one end of the cable connector 124 is connected to the heat sink 110, specifically, the cable connector 124 is disposed on the bottom cover, and the cable structure needs to be waterproof.

The components contained in the closed cavity comprise a driving power supply 122 and a breather 123 used for adjusting the internal pressure of the closed cavity, the driving power supply 122 provides power for the LED floodlight, and the closed cavity is closed, so that the breather 123 can better adjust the internal pressure and protect the working performance of internal power components. The electric power protection device further comprises a rubber pad 121, the rubber pad 121 covers the driving power supply 122 and the breather 123, and the rubber pad 121 can be fixed on the bottom cover or the top cover 120 in a threaded mode to play a role in sealing and protecting electric power elements.

In this embodiment, the power assembly further includes an intelligent control module connected to the LED lighting module 206 for controlling the lighting mode of the LED lighting module 206, for example, the intelligent control module may be a DMX controller, which can implement a monochromatic lighting or DMX control scheme of a floodlight, so as to implement stepless color temperature adjustment.

In this embodiment, the intelligent control module and the driving power supply 122 are integrated.

In this embodiment, the bottom cover, the heat dissipating through holes 131 and the heat dissipating assembly 100 are integrally formed by a die casting process, so that the whole floodlight is simpler and thinner. The top cover 120 has a vent hole corresponding to the heat dissipation through hole 131, and the top cover 120 and the bottom cover are fixed by screwing.

In this embodiment, the floodlight fixing device further comprises a bracket 300, the bracket 300 can be used for installing a floodlight and fixing the floodlight at a specific position, the bracket 300 comprises fixing arms respectively fixed at two sides of the closed cavity and a fixing bridge fixed between the fixing arms, the fixing arms are fixed in a screwed manner through a gear 301, so that the bracket can rotate relatively, the fixing bridge is provided with fixing screw holes, and the floodlight can be fixed at the specific position through the fixing screw holes on the fixing bridge. The bracket 300 is integrally formed or formed by a bending process.

Through the design of the LED floodlight in this application, can make the succinct novelty of floodlight's outward appearance, improve the security performance of product when realizing the lighting demand, the thermoelectric separation is realized in the design of heat dissipation through-hole 131, improves heat dispersion, reduces the mutual temperature influence of product inner member and leads to the emergence of trouble.

The present invention has been described in terms of specific examples, which are provided to aid understanding of the utility model and are not intended to be limiting. For a person skilled in the art to which the utility model pertains, several simple deductions, modifications or substitutions may be made according to the idea of the utility model.

Claims

1. An LED floodlight, comprising:

a light emitting body;

2. A LED floodlight according to claim 1, characterized in that said power assembly comprises a bottom cover and a top cover, which close to form a closed cavity, on which there is also provided a cable connector, one end of which is connected to said radiator.

3. A LED floodlight of claim 2, wherein the power assembly further comprises: the driving power supply is accommodated in the closed cavity, and the respirator is used for adjusting the pressure inside the closed cavity.

4. A LED floodlight of claim 3, further comprising a gel pad overlying the driving power supply and the respirator.

5. A LED floodlight of claim 2, wherein the bottom cover, the heat dissipation through-hole, and the heat dissipation assembly are integrally formed by a die-casting process.

6. A LED floodlight according to claim 2, wherein said top cover has a vent hole corresponding to said heat dissipating through-hole, said top cover being capable of being fixed to said bottom cover by screwing.

7. A LED floodlight according to claim 2, further comprising a bracket comprising fixing arms respectively fixed to both sides of said closed cavity and a fixing bridge fixed between said fixing arms, said fixing bridge having fixing screw holes.

8. The LED floodlight of claim 2, wherein the light-emitting body comprises a face frame, a reflector, a rubber ring, an optical lens and an LED light-emitting module which are arranged in sequence from bottom to top.

9. A LED floodlight of claim 8, wherein the power assembly further comprises a smart control module coupled to the LED lighting module for effecting control of the lighting mode of the LED lighting module.

10. A LED floodlight according to claim 1, wherein said heat dissipating through-holes are one or more.