TWM480041U - Heat-dissipation device of lamp - Google Patents

Description

Lamp heat sink

The present invention relates to a heat sink for a lamp, in particular to provide a hot air generated by an LED lamp board by a fan, which is vented by the air hole of the lamp cover to dissipate heat, and at the same time, the air hole of the lamp holder can be used to introduce outside air into the lamp cover, which helps Air circulation for better heat dissipation.

The light-emitting diode system is a solid-state semiconductor component, and the two carriers generated by the current through the diode are combined with each other to release the energy in the form of light, which has the advantages of light volume, fast reaction speed and no pollution, so that the light is emitted. The application field of diodes has gradually entered the various industrial circles. Although the initial development, it faces the bottleneck of insufficient brightness and low luminous efficiency, but the subsequent development of high-power light-emitting diodes solves the above problem of insufficient brightness. Luminous diodes are gradually entering the market of high-efficiency lighting sources, and there is a tendency to gradually replace traditional tungsten filament lamps, which is a potential product to replace traditional lighting in the future.

Although the light-emitting diode has the advantages of low power consumption, long component life, no need for warm-up time, and fast response speed, the general light-emitting diode emits lower brightness than a conventional light bulb or a lamp tube, so A high power light emitting diode is used as the illumination source. Although high-power LEDs can provide higher brightness, they will affect the efficiency of illumination due to temperature increase during continuous use. Therefore, how to make LED illumination have better illumination and prevent water. Gas infiltration to improve its service life is an important issue for the industry.

In view of this, the creators are listed in the industry. They have been engaged in the manufacturing development and design experience of related products for many years, and have long been thinking about these goals. In order to overcome the above problems, after detailed design and prudent evaluation, it will eventually be a practical one.

In view of this, the present invention provides a heat dissipation device for a lamp, which provides a heat generated by the LED lamp board by the operation of the fan, and is exhausted by the air hole of the lamp cover to dissipate heat, and the external air is introduced into the lamp cover by using the air hole of the lamp holder. It helps the air circulation to achieve better heat dissipation, which is its main purpose.

In order to achieve the above, the lamp heat sink of the present invention comprises at least a lamp holder, a fan, a bracket, an LED light board assembly and a lamp cover; wherein the lamp holder has a seat body for accommodating space, and The lamp holder is provided with a plurality of first air holes, and the fan is fixed to the accommodating space of the lamp holder. The bracket is disposed on one side of the fan to abut the lamp holder, and the LED light board assembly is disposed on one side of the fan. a bracket is provided, and the LED light board assembly is provided with a heat dissipation frame body having a through hole, and the first LED light board is attached to the heat dissipation frame, the light cover is fixed to the lamp holder, and the lamp cover is provided with at least one corresponding to the through hole Two pores.

The present invention mainly forms a gas flow through the LED lamp panel assembly by rotating the fan, and is exhausted from the second air hole of the lamp socket to exhaust the heat generated by the LED lamp panel assembly, and the outside air flows into the lampshade through the second air hole of the lamp socket. It helps the air circulation to achieve better heat dissipation.

According to the above main structural features, a second LED light panel is disposed above the heat dissipation frame body, and the second LED light panel is provided with a through hole opposite to the second air hole.

According to the above main structural features, a first waterproof gasket is disposed between the lamp cover and the second LED lamp panel.

According to the above main structural features, a second waterproof gasket is disposed on each of the two sides of the heat dissipation frame body.

According to the above main structural features, the second waterproof gasket is disposed between the heat dissipation frame body and the second LED light panel, and the other second waterproof gasket is disposed on the The heat dissipation frame body and the bracket are disposed, and the LED light board assembly is coated with a waterproof rubber layer.

According to the above main structural features, the bracket is provided with a ring groove, and the ring groove is embedded with a third waterproof gasket.

According to the above main structural features, the lamp holder is disposed on a side of the fan and is connected to a screw base, and the screw base is electrically connected to the fan and the LED lamp assembly.

According to the above main structural features, the inner ring of the lamp holder is provided with a plurality of ribs.

According to the above main structural features, the bracket is provided with a plurality of heat dissipation fins.

According to the above main structural features, the lamp holder is provided with a tab, and the bracket is abutted against the tab.

According to the above main structural features, the bracket is provided with a hole with respect to the through hole.

According to the above main structural features, the lamp holder and the bracket are made of metal.

According to the above main structural features, the heat dissipation frame system is a polyhedron, and a plurality of first LED light panels are attached to the heat dissipation frame.

10‧‧‧ lamp holder

11‧‧‧First air hole

12‧‧‧Spiral lamp head

13‧‧‧Trap

14‧‧‧ Ribs

20‧‧‧Fan

30‧‧‧ bracket

31‧‧‧ hole

32‧‧‧Heat fins

33‧‧‧ Third waterproof gasket

34‧‧‧ ring groove

40‧‧‧LED panel assembly

41‧‧‧heating frame

411‧‧‧through hole

42‧‧‧First LED light board

43‧‧‧Second LED light board

431‧‧‧Perforation

44‧‧‧Second waterproof gasket

50‧‧‧shade

51‧‧‧second vent

52‧‧‧First waterproof gasket

The first picture is the structural appearance of the creation.

The second picture is an exploded view of the structure of the creation.

The third drawing is a structural appearance of the embodiment of the present creation.

The fourth figure is an exploded view of the structure of the present invention.

The fifth drawing is a cross-sectional view of the structure of the embodiment of the present invention.

The sixth picture is a schematic diagram of the application structure of the creation.

The characteristics of this creation can be clearly understood by referring to the detailed description of the drawings and the examples.

The first figure is the structural appearance of the creation, and the second figure is the structural exploded view of the creation. The heat dissipation device of the creation includes at least one lamp holder 10 and one fan 20. a bracket 30, an LED light board assembly 40 and a lamp cover 50; wherein: the lamp holder 10 has a seat body for accommodating space, and the lamp holder 10 is provided with a plurality of first air holes 11; the fan 20 is fixed The bracket 30 is disposed on the side of the fan 20 to abut the socket 10; the LED panel assembly 40 is disposed on the side of the fan 20 to abut the bracket 30, and The LED lamp assembly 40 is provided with a heat dissipation frame 41 having a through hole 411, and the first LED lamp plate 42 is externally attached to the heat dissipation frame body 41. The lamp cover 50 fixes the lamp holder 10, and the lamp cover 50 is opposite to the lamp holder 50. The through hole 411 is provided with at least one second air hole 51.

Further, as shown in the third to fifth figures, the heat dissipation frame body 41 is a polyhedron, and a plurality of first LED lamp plates 42 are externally attached to the heat dissipation frame body 41, so that the light source is projected onto the lamp cover 50 to emit light on multiple faces. A second LED lamp panel 43 is attached to the heat dissipation frame 41, and the second LED lamp panel 43 is projected to the lampshade 50 at another angle to expand the light source output range to achieve a wide angle of the light source.

Therefore, when actually implemented, the lamp holder 10 of the present invention is externally connected to a screw base 12 on the other side of the fan 20, and the screw base 12 is electrically connected to the fan 20 and the LED lamp assembly 40 to provide power, respectively. The lamp assembly 40 is assembled on the bracket 30, and the lamp holder 10 is provided with a tab 13 for the bracket 30 to abut against the tab 13, so that the LED panel assembly 40 is located on the side of the fan 20, and the bracket 30 is provided. Relative to the through hole The 411 is provided with a hole 31, and the second LED plate 43 is provided with a through hole 431 opposite to the second air hole 51 to integrally form an air flow passage.

When the fan 20 is in operation, the external air can be drawn from the plurality of first air holes 11 and the air forming air is transmitted through the through holes 411 in the heat dissipation frame 41 to heat the heat generated by the first LED lamp plate 42. To the heat dissipation frame body 41, the airflow passes through the heat dissipation frame body 41, and then passes through the second air hole 51 to send out the hot air, which helps to form an air circulation inside the lamp to achieve better heat dissipation.

Moreover, the lamp holder 10 and the bracket 30 are made of a metal material to facilitate the conduction of the heat of the LED lamp panel assembly 40, and the lamp holder 10 is provided with a plurality of ribs 14 through the inner ring, and the bracket 30 is provided with a plurality of heat dissipation fins 32. By means of the heat conduction function of the ribs 14 and the heat dissipation fins 32, the heat source can be conducted and dispersed to increase the heat dissipation speed and facilitate the function of dissipating heat energy more quickly.

In addition, as shown in the fourth to sixth figures, the display light fixture can be disposed outdoors, and the first waterproof gasket is disposed between the light cover and the second LED light panel to prevent moisture from being A second waterproof gasket 44 is disposed between the heat dissipation frame 41 and the second LED lamp plate 43 to prevent infiltration of moisture from the through hole 411 and the through hole 431, and the heat dissipation frame body Another second waterproof gasket 44 is disposed between the 41 and the bracket 30 to prevent moisture from penetrating between the through hole 411 and the hole 31, and another third waterproof gasket 33 is disposed between the lamp cover 50 and the bracket 30. The bracket 30 is provided with a ring groove 34, so that the third waterproof gasket 33 is embedded in the ring groove 34 to prevent moisture from penetrating between the second air hole 51 and the hole 31, and the LED light board assembly 40 is coated. The cloth has a waterproof rubber layer and the overall waterproof function.

A first waterproof gasket 52 is disposed in the lamp cover 50, and the first waterproof gasket 52 is attached to the LED light panel assembly 40, and a second waterproof gasket 44 is disposed on each side of the heat dissipation frame 41. This creation provides a better and feasible lamp cooling device The application of the new patents in accordance with the law; the technical content and technical characteristics of the present invention are disclosed above, but those skilled in the art may still make various substitutions and modifications based on the disclosure of the present invention without departing from the spirit of the present invention. Therefore, the scope of the present invention is not limited to the embodiments disclosed, but includes various alternatives and modifications that do not depart from the present invention and are covered by the following claims.

10‧‧‧ lamp holder

11‧‧‧First air hole

20‧‧‧Fan

30‧‧‧ bracket

40‧‧‧LED panel assembly

41‧‧‧heating frame

411‧‧‧through hole

42‧‧‧First LED light board

50‧‧‧shade

51‧‧‧second vent

Claims (13)

A heat sink for a lamp, comprising: a lamp holder having a seat body for accommodating a space, wherein the lamp holder is provided with a plurality of first air holes; and a fan is fixed to the lamp holder. a bracket; the bracket is disposed on one side of the fan to abut the socket; an LED panel assembly is disposed on one side of the fan to abut the bracket, and the LED panel assembly is provided with a through hole a heat dissipation frame body, wherein the first LED light board is attached to the heat dissipation frame; a lamp cover is fixed to the lamp holder, and the lamp cover is provided with at least one second air hole opposite to the through hole. The heat sink of the lamp of claim 1, wherein a second LED light board is disposed above the heat dissipation frame, and the second LED light plate is provided with a through hole opposite to the second air hole. The heat sink of the lamp of claim 2, wherein the first waterproof gasket is disposed between the light cover and the second LED light panel. The heat sink of the lamp of claim 2 or 3, wherein a second waterproof gasket is disposed on each of the two sides of the heat dissipation frame. The heat dissipation device of the lamp of claim 4, wherein the second waterproof gasket is disposed between the heat dissipation frame body and the second LED light plate, and the other second waterproof gasket is disposed on the heat dissipation frame body and the bracket And the LED light panel assembly is coated with a waterproof rubber layer. The heat sink of the lamp of claim 2 or 3, wherein the bracket is provided with a ring groove, and the ring groove is embedded with a third waterproof gasket. The lamp heat sink of claim 2 or 3, wherein the lamp holder is disposed on a side of the fan and is connected to a screw base, and the screw cap is electrically connected to the fan and the LED lamp assembly. The heat sink of the lamp of claim 2 or 3, wherein the inner ring of the lamp holder is provided with a plurality of ribs. The luminaire heat sink of claim 2 or 3, wherein the bracket is provided with a plurality of fins. The heat sink of the lamp of claim 2 or 3, wherein the lamp holder is provided with a tab, and the bracket is abutted against the tab. The heat sink of the lamp of claim 2 or 3, wherein the bracket is provided with a hole with respect to the through hole. The lamp heat sink of claim 2 or 3, wherein the lamp holder and the bracket are made of metal. The heat dissipation device of the lamp of claim 2 or 3, wherein the heat dissipation frame system is a polyhedron, and the plurality of first LED light panels are externally attached to the heat dissipation frame.