CN220355373U

CN220355373U - Waterproof LED bulb

Info

Publication number: CN220355373U
Application number: CN202321972088.4U
Authority: CN
Inventors: 赵兵; 万春学
Original assignee: Zhaoqing Chendong Optoelectronic Technology Co ltd
Current assignee: Zhaoqing Chendong Optoelectronic Technology Co ltd
Priority date: 2023-07-25
Filing date: 2023-07-25
Publication date: 2024-01-16
Anticipated expiration: 2033-07-25

Abstract

The utility model relates to a waterproof LED bulb which comprises a lamp cap, wherein the bottom of the lamp cap is fixedly connected with an upper lamp shell, an LED lamp post is fixedly arranged at the inner top of the upper lamp shell, a heat dissipation structure is arranged at the bottom of the upper lamp shell, and a sealing structure is arranged at the bottom of the heat dissipation structure; the heat radiation structure comprises a heat radiation shell, wherein the heat radiation shell is fixedly arranged at the bottom of the upper lamp shell, and an annular groove is formed in the outer wall of the heat radiation shell. This waterproof LED bulb through setting up heat radiation structure and seal structure, through connection annular slab and lower lamp shade threaded connection to make annular flange rotatory intubate in the ring channel support tightly with rubber seal, alright improve the leakproofness between heat dissipation shell and the lower lamp shade, thereby play waterproof effect, be the aluminium material through setting up heat dissipation shell and fin, thereby alright derive the inside heat of lamp body, and increase the area of contact with the air through a plurality of fin, thereby further improve the radiating effect.

Description

Waterproof LED bulb

Technical Field

The utility model relates to the technical field of LED bulbs, in particular to a waterproof LED bulb.

Background

The LED bulb is a solid semiconductor device capable of converting electric energy into visible light, can directly convert the electric energy into light, has the characteristics of high efficiency and long service life, and can be continuously used for 10 ten thousand hours and 100 times longer than the common LED bulb.

The existing waterproof LED bulb can prevent water vapor in air from entering the bulb through special treatment, so that the influence on short circuit of the LED bulb is avoided, the heat dissipation effect of the bulb is poor due to good sealing performance of the waterproof bulb, the condition that the bulb is burnt out due to overhigh temperature is easy to occur, and the waterproof LED bulb is provided.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the waterproof LED bulb which has the advantages of good heat dissipation effect and the like and solves the problem of poor heat dissipation effect.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a waterproof LED bulb, includes the lamp holder, the bottom fixedly connected with lamp holder goes up the lamp body, the interior top fixed mounting of last lamp body has the LED lamp pole, heat radiation structure has been installed to the bottom of last lamp body, seal structure has been installed to heat radiation structure's bottom.

The heat radiation structure comprises a heat radiation shell, wherein the heat radiation shell is fixedly arranged at the bottom of an upper lamp shell, an annular groove is formed in the outer wall of the heat radiation shell, a plurality of heat radiation fins are fixedly connected to the inside of the annular groove, and a connecting annular plate is fixedly connected to the bottom of the heat radiation shell.

The sealing structure comprises a lower lampshade, an inner thread groove is formed in the inner wall of the lower lampshade, the connecting annular plate is in threaded connection with the inner part of the inner thread groove, an annular convex plate is fixedly connected with the bottom of the radiating shell, an annular groove is formed in the top of the lower lampshade, a rubber sealing ring is clamped in the annular groove, and the annular convex plate is inserted into the annular groove and abuts against the rubber sealing ring.

Further, the LED lamp post is electrically connected with the lamp cap, and the bottom of the lower lampshade is arc-shaped.

Further, the bottom of annular flange is the arc structure, the arc wall has been seted up at rubber seal's top, the bottom of annular flange is located the inside of arc wall.

Further, the plurality of radiating fins are distributed in the annular groove at equal intervals in a surrounding mode.

Further, the heat dissipation shell is an annular plate, and the bottom of the upper lamp shell and the top of the heat dissipation shell are the same in size.

Further, the annular convex plate is positioned outside the connecting annular plate, and the rubber sealing ring is in contact with the inner wall of the annular groove.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

this waterproof LED bulb through setting up heat radiation structure and seal structure, through connection annular slab and lower lamp shade threaded connection to make annular flange rotatory intubate in the ring channel support tightly with rubber seal, alright improve the leakproofness between heat dissipation shell and the lower lamp shade, thereby play waterproof effect, be the aluminium material through setting up heat dissipation shell and fin, thereby alright derive the inside heat of lamp body, and increase the area of contact with the air through a plurality of fin, thereby further improve the radiating effect.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of the structure of the present utility model, FIG. 1;

fig. 3 is an enlarged view of the structure at a in fig. 2, which is a structural view of the present utility model.

In the figure: 1. a lamp base; 2. an upper lamp housing; 3. a heat dissipation shell; 4. a heat sink; 5. a lower lampshade; 6. an LED lamp post; 7. an annular convex plate; 8. a rubber seal ring; 9. an annular groove; 10. connecting the annular plates; 11. an internal thread groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a waterproof LED bulb in this embodiment includes a lamp cap 1, an upper lamp housing 2 fixedly connected to the bottom of the lamp cap 1, an LED lamp post 6 fixedly mounted on the inner top of the upper lamp housing 2, a heat dissipation structure mounted on the bottom of the upper lamp housing 2, and a sealing structure mounted on the bottom of the heat dissipation structure.

The heat radiation structure includes heat radiation shell 3, and heat radiation shell 3 fixed mounting has offered annular groove in the bottom of last lamp body 2, and annular groove's inside fixedly connected with a plurality of fin 4, and the inside of annular groove is connected with ring plate 10 to the bottom fixedly connected with of heat radiation shell 3, and a plurality of fin 4 encircle the equidistance and distribute in annular groove's inside, and heat radiation shell 3 is the annular plate, and the bottom of last lamp body 2 is the same with heat radiation shell 3's top size.

It should be noted that, the heat dissipation shell 3 and the heat dissipation fins 4 are all made of aluminum materials, and the aluminum materials have good thermal conductivity, so that heat in the upper lamp housing 2 is conveniently conducted out, and the heat dissipation effect of the bulb is ensured.

The sealing structure comprises a lower lampshade 5, an inner thread groove 11 is formed in the inner wall of the lower lampshade 5, a connecting annular plate 10 is in threaded connection with the inner portion of the inner thread groove 11, an annular convex plate 7 is fixedly connected to the bottom of the radiating shell 3, an annular groove 9 is formed in the top of the lower lampshade 5, a rubber sealing ring 8 is clamped in the annular groove 9 in a clamping mode, the annular convex plate 7 is spliced in the annular groove 9 and abuts against the rubber sealing ring 8, the bottom of the annular convex plate 7 is of an arc-shaped structure, an arc-shaped groove is formed in the top of the rubber sealing ring 8, the bottom of the annular convex plate 7 is located in the arc-shaped groove, the annular convex plate 7 is located outside the connecting annular plate 10, and the rubber sealing ring 8 abuts against the inner wall of the annular groove 9.

In this embodiment, the LED lamp post 6 is electrically connected to the lamp cap 1, and the bottom of the lower lampshade 5 is in a circular arc shape.

It should be noted that, the rubber sealing ring 8 has the function of improving the tightness between the heat dissipation shell 3 and the lower lampshade 5, and is convenient for replacing the rubber sealing ring 8.

The working principle of the embodiment is as follows: during the use, connect ring board 10 and lower lamp shade 5 threaded connection to make annular flange 7 rotatory intubate in ring channel 9 support tightly with rubber seal 8, alright improve the leakproofness between radiator case 3 and the lower lamp shade 5, thereby play waterproof effect, be the aluminium material through setting up radiator case 3 and fin 4, aluminium has good heat conductivity, thereby alright derive lamp body inside heat, and increase the area of contact with the air through a plurality of fin 4, thereby further improve the radiating effect, make the waterproof and radiating effect of bulb good.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Waterproof LED bulb, including lamp holder (1), its characterized in that: an upper lamp housing (2) is fixedly connected to the bottom of the lamp cap (1), an LED lamp post (6) is fixedly arranged at the inner top of the upper lamp housing (2), a heat dissipation structure is arranged at the bottom of the upper lamp housing (2), and a sealing structure is arranged at the bottom of the heat dissipation structure;

the heat radiation structure comprises a heat radiation shell (3), wherein the heat radiation shell (3) is fixedly arranged at the bottom of an upper lamp shell (2), an annular groove is formed in the outer wall of the heat radiation shell (3), a plurality of heat radiation fins (4) are fixedly connected to the inside of the annular groove, and a connecting annular plate (10) is fixedly connected to the bottom of the heat radiation shell (3);

the sealing structure comprises a lower lampshade (5), an inner thread groove (11) is formed in the inner wall of the lower lampshade (5), a connecting annular plate (10) is in threaded connection with the inner part of the inner thread groove (11), an annular convex plate (7) is fixedly connected to the bottom of the radiating shell (3), an annular groove (9) is formed in the top of the lower lampshade (5), a rubber sealing ring (8) is clamped in the annular groove (9), and the annular convex plate (7) is inserted into the annular groove (9) and abuts against the rubber sealing ring (8).

2. A waterproof LED bulb as set forth in claim 1, wherein: the LED lamp post (6) is electrically connected with the lamp cap (1), and the bottom of the lower lampshade (5) is arc-shaped.

3. A waterproof LED bulb as set forth in claim 1, wherein: the bottom of annular flange (7) is the arc structure, the arc wall has been seted up at the top of rubber seal (8), the bottom of annular flange (7) is located the inside of arc wall.

4. A waterproof LED bulb as set forth in claim 1, wherein: the cooling fins (4) are distributed in the annular groove at equal intervals in a surrounding mode.

5. A waterproof LED bulb as set forth in claim 1, wherein: the heat dissipation shell (3) is an annular plate, and the bottom of the upper lamp shell (2) and the top of the heat dissipation shell (3) are the same in size.

6. A waterproof LED bulb as set forth in claim 1, wherein: the annular convex plate (7) is positioned outside the connecting annular plate (10), and the rubber sealing ring (8) is in contact with the inner wall of the annular groove (9).