CN214198211U

CN214198211U - LED bulb lamp

Info

Publication number: CN214198211U
Application number: CN202023150557.3U
Authority: CN
Inventors: 邵春燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2021-09-14
Anticipated expiration: 2030-12-25

Abstract

The utility model discloses a LED bulb lamp, which comprises a power supply bin, a bulb shell, a radiator, an LED light-emitting unit, a lamp holder, an LED driving power supply and the like, wherein the center of the power supply bin is provided with a hollow columnar structure, and the LED driving power supply is arranged in the hollow columnar structure; a radiator and an LED light-emitting unit are arranged outside the hollow columnar structure; the top of the power supply bin is provided with a bulb shell, and the center of the bulb shell is provided with a through hole which leads to the space of the LED driving power supply; the bottom of the power supply bin is provided with a lamp holder; the through hole in the center of the bulb shell is provided with grids, so that the hidden danger of electric shock caused by the fact that fingers stretch into the bulb shell is eliminated. The bulb shell is matched with the power supply bin, and meanwhile, the middle columnar through hole structure is matched and fixed with the LED light-emitting unit. The structure is convenient to assemble, the bulb shell does not need blow molding, the light-transmitting surface in a large range is arranged, and the structure is stable, reliable, attractive and excellent in heat dissipation performance after being assembled.

Description

LED bulb lamp

Technical Field

The utility model relates to a LED ball bubble lamp.

Background

Generally, due to the control of manufacturing cost and the limitation of process, a plastic-coated aluminum power supply bin and a blow-molded bulb shell are widely used for a bulb lamp structure, the plastic-coated aluminum power supply bin has poor heat dissipation performance, a power supply is arranged in an internal sealed environment, the harsh environment is not favorable for heat dissipation of electrical elements, the light emitting efficiency is reduced, the power supply conversion efficiency is reduced, and irreversible severe light attenuation, flickering and even damage can be caused after long-time continuous use.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model aims at providing a heat dispersion that provides the optimization holds structure of assembling convenient LED ball bubble lamp concurrently.

In order to achieve the purpose, the utility model adopts the following technical proposal:

an LED bulb lamp comprises a power supply bin, a bulb shell, a radiator, an LED light-emitting unit, a lamp holder and an LED driving power supply. The center of the power supply bin is provided with a hollow columnar structure, and an inner cavity is formed in the hollow columnar structure; an LED driving power supply is arranged in the inner cavity; the outer cavity of the power supply bin is provided with a radiator and an LED light-emitting unit; the top of the power supply cabin is provided with a bulb shell; the lamp holder is arranged at the bottom of the power supply bin.

The power supply bin is made of transparent plastic materials, a hollow columnar structure is arranged in the center, an inner cavity is formed inside the power supply bin, two cavities of an outer cavity are formed outside the power supply bin, and a lamp holder fixing part is arranged below the power supply bin.

The bulb shell is made of light-transmitting plastic materials and is spliced with the power supply bin to form a spherical-bulb-shaped light-transmitting surface.

The inner cavity of the power supply bin is communicated with the cavity in the lamp holder fixing part, and the upper part of the inner cavity is communicated with the LED light-emitting unit.

The radiator is internally of a hollow structure and externally provided with a circle of radiating fins.

The radiator is arranged in the outer cavity of the power supply bin, and the appearance of the hollow part is embedded and fixed with the outer wall of the inner cavity of the power supply bin.

The outer cavity of the power supply chamber has a large-area hollow shape, and the fins of the radiator inside are exposed.

And a circle of through holes are formed between the radiator and the lamp holder in the power supply bin.

The center of the bulb shell is provided with a columnar channel which leads to the inner cavity of the power supply bin.

The LED driving power supply is arranged in the inner cavity of the power supply bin and is fixed in the columnar structure of the inner cavity.

The lamp holder is arranged on the lamp holder fixing part of the power supply bin.

The utility model discloses owing to take above technical scheme, it has following advantage:

1. the bulb shell and the power supply bin are spliced into a spherical bulb-shaped light transmitting surface, a blow molding process is not needed, and a large-angle light emitting surface is provided.

2. The fins of the radiator are exposed in the outside ambient air, so that the radiator is excellent in heat dissipation performance, stable in light efficiency and long in service life.

3. The through hole in the center of the bulb shell and the through hole in the power supply bin provide a heat dissipation environment for the LED driving power supply, ensure normal electric work and prolong the service life.

4. Convenient and reliable assembling mode, low cost and excellent quality controllability.

Drawings

Figure 1 is a front view and a side view (partially in section) of a structural assembly of the present invention;

FIG. 2 is an exploded view of the structural assembly of the present invention;

fig. 3 is a perspective view of the present invention.

The attached drawings indicate the following:

1. a lamp cap; 2. a heat sink; 3. a power supply bin; 4. a bulb shell; 5. an LED driving power supply; 6. the LED light-emitting unit, 100 and the power supply bin are of hollow structures; 101. a heat dissipation through hole of the power supply bin; 102. a cylindrical channel of the bulb; 103. the power supply bin is of a columnar structure.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

As shown in fig. 1, fig. 2 and fig. 3, the present invention includes a lamp holder (1), a heat sink (2), a power supply bin (3), a bulb shell (4), a LED driving power supply (5) and a LED light-emitting unit (6).

As shown in fig. 1 and 2, the present invention provides a large area hollow-out (100) of a characteristic power supply compartment, a heat dissipation through hole (101) of a characteristic power supply compartment, a columnar channel (102) of a characteristic bulb shell, and a columnar structure (103) of a characteristic power supply compartment.

The power supply bin (3) and the bulb shell (4) are made of transparent plastic materials and combined into a spherical bubble-shaped light-transmitting surface. The center of the power supply bin (3) is provided with a columnar structure (103), the interior of the structure is an inner cavity, and the exterior of the structure is an outer cavity. The inner cavity is provided with an LED driving power supply (5), and the outer cavity is provided with a radiator (2) and an LED light-emitting unit (6). The radiator (2) is of a hollow structure, the hollow shape of the radiator is embedded and fixed with the columnar structure (103) of the power supply bin, and the periphery of the radiator (2) is in a fin shape. The outer side wall of the power supply bin (3) is provided with a large-area hollow part (100) which exposes the fins of the radiator (2) arranged in the outer cavity. The bulb shell (4) is provided with a columnar channel (102) in the center, and the channel is provided with grids to prevent fingers from accidentally extending into the channel to cause electric shock. The channel (102) is communicated with the inner cavity of the power supply bin (3) and provides a heat dissipation condition for the LED driving power supply (5) together with the heat dissipation through hole (101) of the power supply bin. The lamp holder (1) is fixed at the bottom of the power supply bin (3), the input end of an LED driving power supply (5) in the lamp holder (1) is connected, and the output end of the LED driving power supply is connected with the LED light-emitting unit (6).

The assembly process of this embodiment is as follows:

when the LED lamp is assembled, the LED driving power supply (5) is inserted from the bottom of the power supply bin (3) and fixed inside the power supply bin (3), and an AC lead is LED out and is provided with the lamp holder (1) for connection. After the LED light-emitting unit (6) and the radiator (2) are assembled, the LED light-emitting unit is placed from the top of the power supply bin (3), and the output end of the LED driving power supply (5) can be connected with the LED light-emitting unit. And finally, a bulb shell (4) is installed, the bulb shell (4) and the power supply bin (3) are spliced, and meanwhile, the structure of the central columnar channel (102) is attached to the LED light-emitting unit (6) to complete the fixation of the product.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims

1. An LED bulb lamp is characterized by comprising a power supply bin, a bulb shell, a radiator, an LED light-emitting unit, a lamp holder and an LED driving power supply, wherein the center of the power supply bin is provided with a hollow columnar structure, and an inner cavity is formed in the hollow columnar structure; an LED driving power supply is arranged in the inner cavity; the outer cavity of the power supply bin is provided with a radiator and an LED light-emitting unit; the top of the power supply cabin is provided with a bulb shell; the lamp holder is arranged at the bottom of the power supply bin.

2. The LED bulb lamp as claimed in claim 1, wherein the power supply bin is made of light-transmitting plastic material, and has a hollow cylindrical structure in the center, an inner cavity inside the power supply bin, an outer cavity outside the power supply bin, and a lamp holder fixing portion below the power supply bin.

3. The LED bulb lamp as claimed in claim 1, wherein the bulb is made of light-transmitting plastic material, and is combined with the power supply compartment to form a bulb-shaped light-transmitting surface.

4. The LED bulb lamp as claimed in claim 1, wherein an inner cavity of the power supply bin is communicated with a cavity in the lamp holder fixing portion, and an upper portion of the inner cavity is communicated with the LED light-emitting unit.

5. The LED bulb lamp as claimed in claim 1, wherein the heat sink is hollow and has a ring of heat dissipating fins outside.

6. The LED bulb lamp as claimed in claim 1, wherein the heat sink is mounted in an outer cavity of the power supply bin, and the shape of the hollow part is nested and fixed with the outer wall of the inner cavity of the power supply bin.

7. The LED bulb lamp as claimed in claim 1, wherein the power supply chamber has a large-area hollow shape exposing the fins of the internal heat sink.

8. The LED bulb lamp of claim 1, wherein a ring of through holes is formed in the power supply bin between the heat sink and the lamp cap.

9. The LED bulb as claimed in claim 1, wherein the bulb has a cylindrical passage in the center thereof, the passage leading to the inner cavity of the power supply compartment.

10. The LED bulb lamp as claimed in claim 1, wherein the LED driving power supply is installed in an inner cavity of the power supply bin and fixed in a columnar structure of the inner cavity.

11. The LED bulb lamp according to claim 1, wherein the base is mounted to a base fixing portion of the power supply compartment.