CN210624197U

CN210624197U - Radiator of LED bulb lamp and LED bulb lamp

Info

Publication number: CN210624197U
Application number: CN201921798964.XU
Authority: CN
Inventors: 张爱民; 高超; 谢奕
Original assignee: Aputure Imaging Industries Co Ltd
Current assignee: Shenzhen Aitushi Innovation Technology Co ltd
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2020-05-26
Anticipated expiration: 2029-10-24

Abstract

The utility model relates to a radiator and LED ball bubble lamp of LED ball bubble lamp, the radiator is including the parcel LED ball bubble lamp is close to the main part of lamp holder one end, the lateral wall of main part is equipped with evenly to encircle LED ball bubble lamp multiunit radiating fin all around sets up the first heat dissipation channel of fretwork between the adjacent two radiating fin of every group radiating fin. The first heat dissipation channel can improve the speed of air convection, so that heat generated by the lamp panel is quickly dissipated to the outside, the temperature inside the LED bulb lamp is always in a safe state, and the reliability of the battery and the service life of the LED bulb lamp are guaranteed; and the heat dissipation area can be increased, thereby improving the heat dissipation speed of the heat sink.

Description

Radiator of LED bulb lamp and LED bulb lamp

Technical Field

The utility model relates to the field of lighting technology, especially, relate to a radiator and LED ball bubble lamp of LED ball bubble lamp.

Background

The traditional incandescent lamp (tungsten lamp) has high energy consumption and short service life, and is gradually forbidden to be produced by governments in various countries under the large global resource shortage environment, and the substitute product is an electronic energy-saving lamp which improves the energy-saving effect but is contrary to the great trend of environmental protection due to the use of a plurality of heavy metal elements polluting the environment. The LED is far superior to the traditional illuminating product on the aspects of light-emitting principle, energy conservation and environmental protection, so that the LED bulb lamp is suitable for transportation.

The existing heat dissipation structure design of the LED bulb lamp has defects, so that the heat dissipation effect is poor. In the prior art, the emergency battery of the intelligent LED emergency lamp needs to be maintained at a lower temperature, and the internal temperature of the intelligent LED emergency lamp is higher, so that the emergency battery is easy to explode and the service life of the LED bulb lamp is influenced, and the intelligent LED emergency lamp has higher requirements on heat dissipation. In case the LED bulb lamp is applied to the LED intelligent emergency lamp, the problems are easy to occur.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a radiator and LED ball bubble lamp of LED ball bubble lamp aims at solving the poor technical problem of radiating effect among the prior art.

In order to solve the technical problem, the utility model provides a technical scheme does:

a radiator of an LED bulb lamp comprises: the LED bulb lamp comprises a main body, wherein the main body wraps one end, close to a lamp holder, of the LED bulb lamp, multiple groups of radiating fins are uniformly arranged on the side wall of the main body and surround the periphery of the LED bulb lamp, and a hollowed-out first radiating channel is formed between every two adjacent radiating fins of each group of radiating fins.

Wherein, the radiating fin extends along the lateral wall axial of main part, circumference distribution.

The side wall of the main body is further provided with a hollow second heat dissipation channel, and the second heat dissipation channel is close to one end of the lamp cap and forms a convection channel with the heat dissipation holes in the lamp shade.

One end of the main body, which is close to the lamp cap, is in a step shape, and the second heat dissipation channel is arranged on the corresponding step.

Wherein, the thickness of the side wall of the main body is reduced from the lampshade to the lamp holder in sequence.

The inner wall of the main body is provided with a step, and one end of the step, which is close to the lampshade, is provided with a groove.

The utility model provides another technical scheme does:

the utility model provides a LED bulb lamp, includes lamp shade, lamp plate and radiator, the top of lamp shade is equipped with inside sunken depressed part, the bottom of depressed part is equipped with a plurality ofly and the louvre that second heat dissipation channel formed the convection current passageway, the lamp shade cover is established on the radiator, the lamp plate sets up in the radiator.

Wherein, the lamp plate is provided with a through hole.

The LED bulb lamp further comprises a battery, and the battery is arranged in the radiator.

The lamp panel is provided with a key hole, and the key hole corresponds to a button on the lamp panel.

According to the radiator of the LED bulb lamp and the LED bulb lamp, the speed of air convection can be increased through the first radiating channel, so that heat generated by the lamp panel is quickly radiated to the outside, the temperature in the LED bulb lamp is always in a safe state, and the reliability of a battery and the service life of the LED bulb lamp are guaranteed; and the heat dissipation area can be increased, thereby improving the heat dissipation speed of the heat sink.

Drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of a heat sink of an LED bulb lamp according to an embodiment of the present invention.

Fig. 2 is a bottom view of a heat sink of an LED bulb lamp according to an embodiment of the present invention.

Fig. 3 is a right side view of a heat sink of an LED bulb lamp according to an embodiment of the present invention.

Fig. 4 is an exploded view of an LED bulb lamp according to an embodiment of the present invention.

Fig. 5 is a schematic perspective view of a lamp shade according to an embodiment of the present invention.

100. An LED bulb lamp; 10. a radiator of the LED bulb lamp; 1. a main body; 11. a first end of the body; 12. a second end of the body; 2. a heat dissipating fin; 3. a first heat dissipation channel; 4. a step; 5. a second heat dissipation channel; 6. a key hole; 20. a lamp shade; 021. a recessed portion; 0211. heat dissipation holes; 30. a lamp panel; 40. a PCB board; 50. a battery; 60. a power supply component; 70. an insulating sleeve; 80. a lamp cap.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.

Fig. 1 is a schematic perspective view of a heat sink of an LED bulb lamp according to an embodiment of the present invention. Fig. 2 is a bottom view of a heat sink of an LED bulb lamp according to an embodiment of the present invention. Fig. 3 is a right side view of a heat sink of an LED bulb lamp according to an embodiment of the present invention.

As can be seen from the figure, the radiator 10 of the LED bulb lamp specifically includes a main body 1 wrapped at one end of the LED bulb lamp close to the lamp cap 80, a plurality of groups of radiating fins 2 uniformly surrounding the LED bulb lamp are arranged on the side wall of the main body 1, and a hollowed-out first radiating channel 3 is formed between two adjacent radiating fins 2 of each group of radiating fins 2. In the present embodiment, the body 1 has a hollow cone shape.

In the embodiment, the speed of air convection can be increased through the first heat dissipation channel 3, so that heat generated by the lamp panel is quickly dissipated to the outside, the temperature inside the LED bulb lamp is always in a safe state, and the reliability of the battery and the service life of the LED bulb lamp are guaranteed; and the heat radiation area can be increased, thereby increasing the heat radiation speed of the heat sink 10.

In the present embodiment, the heat dissipating fins 2 extend axially along the side wall of the main body 1 and are circumferentially distributed.

In this embodiment, the plurality of first heat dissipation channels 3 extend axially along the side wall of the main body 1 and are circumferentially distributed, and the plurality of first heat dissipation channels are uniformly divided into four regions, and each region is provided with 6 first heat dissipation channels with an area of 25mm × 1.5 mm. This structure can increase not only the convection velocity in the vertical direction but also the convection velocity in the horizontal direction, thereby improving the heat dissipation efficiency of the heat sink 10.

In the present embodiment, the thickness of the sidewall of the body 1 is reduced in order from the first end 11 to the second end 12 of the body 1. Because the lateral wall thickness that is close to first end 11 is thick to the distance of first end 11 and lamp plate is nearer, thereby stores the heat that the lamp plate produced. Due to the fact that the side walls close to the radiating fins 2 and the first radiating channels 3 are thin, heat is rapidly discharged through the radiating fins 2 and the first radiating channels 3, the temperature inside the LED bulb lamp is further reduced, and the reliability of the battery and the service life of the LED bulb lamp are guaranteed. Through the gradual transition structure, the heat storage and heat dissipation functions of the radiator 10 are ingeniously combined, and the heat dissipation performance of the radiator 10 is improved. It can be seen from the drawing that be equipped with step 4 on the inner wall of main part 1, step 4 closes on the first end 11 setting of main part 1, can guarantee the area of contact between lamp plate and the radiator 10 through step 4 to improve heat conduction efficiency.

In this embodiment, the step 4 and the lamp panel are attached by silicone grease to contact and transfer heat, so that the main body 1 can rapidly store heat generated by the lamp panel.

In the present embodiment, the width of the step 4 is 10 mm. It will be appreciated that in alternative embodiments, the width of the step 4 is not limited to 10mm, depending on the actual requirements.

In this embodiment, key hole 6 has been seted up on main part 1, and key hole 6 corresponds the button on the lamp plate. Wherein the key hole 6 does not affect the heat transfer path of the heat sink 10.

In the present embodiment, the material of the heat sink 10 is aluminum. It is understood that the material of the heat sink 10 may also be copper, graphene or other thermally conductive material.

As can be seen from the figure, the LED bulb 100 may have a lamp housing 20, a lamp panel 30, a PCB 40, a battery 50, a power supply assembly 60, an insulating sleeve 70, a lamp cap 80, and a heat sink 10 according to any of the foregoing embodiments, wherein the lamp housing 20 is connected to a first end 11 of the heat sink 10, the lamp panel 30 is disposed on a step 4, the PCB 40 is connected to the lamp panel 30, the step 4 is located between the lamp panel 30 and the PCB 40, the battery 50 is disposed in the heat sink 10, the power supply assembly 60 is disposed in the insulating sleeve 70 and located on the right side of the battery 50, an inner wall of the insulating sleeve 70 is connected to the lamp cap 80, an outer wall of the insulating sleeve 70 is connected to a second end 12 of the heat sink 10, and most of the power supply assembly is located in the.

Fig. 5 is a schematic perspective view of a lamp housing 20 according to an embodiment of the present invention.

As can be seen from the figure, the top of the lamp cover 20 is provided with an inwardly recessed part 021, and the bottom of the recessed part 021 is provided with a plurality of heat dissipation holes 0211. As shown in fig. 1, the sidewall of the main body 1 is further provided with a plurality of second heat dissipation channels 5, and the plurality of second heat dissipation channels 5 are disposed adjacent to the second end 12 of the main body 1. Through the heat dissipation holes 0211 of the recess part 021 and the second heat dissipation channels 5 of the sidewall of the main body 1, air convection is formed, thereby facilitating the rapid flow of the air flow in the vertical direction. Therefore, heat generated by the lamp panel 30 and hot air inside the LED bulb lamp 100 can be rapidly dissipated to the outside through the heat dissipation holes 0211 and the second heat dissipation channel 5, so that the temperature inside the LED bulb lamp 100 is reduced, and the reliability of the battery 50 and the service life of the LED bulb lamp 100 are ensured.

In this embodiment, one end of the main body 1 near the lamp cap 80 is stepped, and the second heat dissipation channel 5 is disposed on the corresponding step.

In the present embodiment, the plurality of second heat dissipation channels 5 extend along the circumferential direction of the side wall of the main body 1 and are axially distributed, and this structure can increase the flow speed of the air flow in the vertical direction, so that the heat dissipation effect of the heat sink 10 is better.

In this embodiment, the lamp panel 30 is provided with a through hole, the diameter of the through hole is 17mm, and the through hole can accelerate the convection velocity of air in the vertical direction, so as to improve the heat dissipation efficiency of the LED bulb lamp 100.

It can be understood that, during power failure, the LED bulb lamp 100 can continue to operate through the battery 50, thereby improving the applicability of the LED bulb lamp 100.

It is right above the utility model provides a description of the radiator of LED ball bubble lamp and LED ball bubble lamp, to the technical personnel in this field, the foundation the utility model discloses the thought of embodiment all has the change part on concrete implementation and application scope, to sum up, this description content should not be understood as right the utility model discloses a restriction.

Claims

1. The utility model provides a radiator of LED ball bubble lamp which characterized in that includes: the LED bulb lamp is characterized by comprising a main body (1) which is wrapped at one end, close to the lamp holder, of the LED bulb lamp, the side wall of the main body (1) is provided with a plurality of groups of radiating fins (2) which evenly surround the periphery of the LED bulb lamp, and a hollowed-out first radiating channel (3) is formed between two adjacent radiating fins (2) of each group of radiating fins (2).

2. A radiator according to claim 1, characterized in that the fins (2) extend axially along the side wall of the body (1), distributed circumferentially.

3. The heat sink according to claim 1, wherein a second hollowed heat dissipation channel (5) is further formed on the side wall of the main body (1), and the second heat dissipation channel (5) is close to one end of the lamp cap and forms a convection channel with the heat dissipation holes on the lamp cover.

4. A heat sink according to claim 3, wherein the main body (1) is stepped at one end near the lamp cap, and the second heat dissipation channels (5) are arranged on the corresponding steps.

5. A heat sink according to claim 1, characterized in that the thickness of the side walls of the body (1) decreases in the order from the globe to the burner.

6. A heat sink according to claim 1, wherein the inner wall of the main body (1) is provided with a step (4), and the step (4) is close to one end of the lampshade.

7. An LED bulb lamp is characterized by comprising a lampshade (20), a lamp panel (30) and the radiator of any one of claims 1 to 6, wherein the top of the lampshade (20) is provided with an inward concave part (021), the bottom of the concave part (021) is provided with a plurality of radiating holes (0211) which form convection channels with a second radiating channel (5), the lampshade (20) covers the radiator, and the lamp panel (30) is arranged in the radiator.

8. The LED bulb lamp according to claim 7, wherein the lamp panel (30) is provided with a through hole.

9. The LED bulb lamp according to claim 7, further comprising a battery (50), wherein the battery (50) is disposed within the heat sink.

10. The LED bulb lamp according to claim 7, wherein the main body (1) is provided with a key hole (6), and the key hole (6) corresponds to a button on the lamp panel (30).