CN210050601U

CN210050601U - Ball bulb lamp

Info

Publication number: CN210050601U
Application number: CN201920645812.XU
Authority: CN
Inventors: 李迪初
Original assignee: Jiangxi Kangmingsheng Photoelectric Technology Co Ltd
Current assignee: Jiangxi Kangmingsheng Photoelectric Technology Co Ltd
Priority date: 2019-04-30
Filing date: 2019-04-30
Publication date: 2020-02-11
Anticipated expiration: 2029-04-30

Abstract

The utility model provides a bulb lamp, which comprises a lamp holder, a heat dissipation shell, a PCB component, an LED component and a lamp shade; the heat dissipation shell comprises a plastic outer shell and an aluminum inner shell, the plastic outer shell comprises a connecting part and an accommodating part which are mutually communicated, and the aluminum inner shell is attached to the inner wall of the accommodating part; the PCB assembly is fixed in the connecting part, the LED assembly is fixed in the aluminum inner shell, and the PCB assembly is electrically connected with the LED assembly; one end of the lamp holder is connected with the connecting part, the electric contact of the lamp holder is electrically connected with the PCB assembly, and the other end of the lamp holder is provided with a metal contact which is contacted with an external power supply; the lampshade is connected with the accommodating part. The bulb lamp solves the problems that the heat dissipation area is limited and the heat dissipation effect is poor due to the fact that the bulb lamp in the prior art adopts the heat dissipation plate for heat dissipation.

Description

Ball bulb lamp

Technical Field

The utility model relates to a lighting device's technical field, concretely relates to ball bubble lamp.

Background

The bulb lamp is a novel energy-saving lamp replacing an incandescent lamp, the traditional incandescent lamp (tungsten lamp) is high in energy consumption and short in service life, and is forbidden to be produced by governments in various countries under the large global resource shortage environment, and then the replacing product is an electronic energy-saving lamp. Although the electronic energy-saving lamp improves the energy-saving effect, because a plurality of heavy metals polluting the environment are used, the electronic energy-saving lamp is contrary to the great trend of environmental protection, and along with the high-speed development of the LED technology, the LED illumination is gradually selected from novel green illumination. The LED has the advantages of small volume, low driving voltage, high reaction speed, long service life and the like, but also has the defects of large heat productivity and difficult heat dissipation. In the prior art, most bulb lamps use a heat dissipation plate for heat dissipation, and the area of the heat dissipation plate needs to be increased if the heat dissipation effect needs to be enhanced, however, the heat dissipation area is limited, and the heat dissipation effect is poor; the cost is consumed, and meanwhile, the exquisite and small bulb lamp is not facilitated to be realized.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a ball bubble lamp to solve the ball bubble lamp among the prior art and adopt the heat radiating area that the heat dissipation exists of heating panel limited, the not good problem of radiating effect.

In order to achieve the purpose, the utility model provides a bulb lamp, which comprises a lamp holder, a radiating shell, a PCB component, an LED component and a lamp shade; the heat dissipation shell comprises a plastic outer shell and an aluminum inner shell, the plastic outer shell comprises a connecting part and an accommodating part which are mutually communicated, and the aluminum inner shell is attached to the inner wall of the accommodating part; the PCB assembly is fixed in the connecting part, the LED assembly is fixed in the aluminum inner shell, and the PCB assembly is electrically connected with the LED assembly; one end of the lamp holder is connected with the connecting part, the electric contact of the lamp holder is electrically connected with the PCB assembly, and the other end of the lamp holder is provided with a metal contact which is contacted with an external power supply; the lampshade is connected with the accommodating part.

Further, the LED subassembly includes the lamp plate and fixes lamp pearl on the lamp plate, the lamp pearl with PCB subassembly electricity is connected.

Furthermore, a first clamping protrusion is arranged on the lamp cover, and a first clamping groove used for clamping the first clamping protrusion is arranged on the inner wall of the accommodating part.

Furthermore, a second clamping protrusion is arranged on the aluminum inner shell, and a second clamping groove used for clamping the second clamping protrusion is arranged on the inner wall of the accommodating part.

Furthermore, a spiral groove for fixing the bulb lamp is formed in the lamp holder.

Compared with the prior art, the beneficial effects of the utility model reside in that: the heat dissipation shell consists of a plastic outer shell and an aluminum inner shell, the connecting part of the plastic outer shell is connected with the lamp cap, the accommodating part is connected with the lampshade, and the aluminum inner shell is fixedly attached to the inner wall of the accommodating part; the metal contact is connected with external power source and supplies power to the LED assembly through the PCB assembly, the LED assembly emits light and transmits the generated heat to the aluminum inner shell, the aluminum inner shell transmits the heat to the plastic outer shell to dissipate heat, the high heat conductivity of the plastic outer shell on the aluminum inner shell is utilized to dissipate heat of the LED assembly, and the problems that the radiating area of the bulb lamp in the prior art is limited and the radiating effect is poor due to the fact that the bulb lamp adopts the radiating plate to dissipate heat are solved.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of an embodiment of a bulb lamp according to the present invention;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a schematic structural view of the plastic housing of the present invention;

fig. 4 is a sectional view taken along a-a in fig. 3.

Wherein the figures include the following reference numerals:

10. a lamp cap; 11. a metal contact; 20. a heat dissipation housing; 21. a plastic housing; 211. a connecting portion; 212. a housing part; 2121. a first card slot; 2122. a second card slot; 22. an aluminum inner shell; 221. a second snap projection; 30. a PCB assembly; 40. an LED assembly; 41. a lamp panel; 42. a lamp bead; 50. a lamp shade; 51. the first snap is convex.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Now, a bulb lamp including a base 10, a heat dissipation case 20, a PCB assembly 30, an LED assembly 40, and a lamp cover 50 according to an exemplary embodiment of the present application will be described in detail with reference to fig. 1 to 2; the heat dissipation shell 20 comprises a plastic outer shell 21 and an aluminum inner shell 22, the plastic outer shell 21 comprises a connecting part 211 and an accommodating part 212 which are communicated with each other, and the aluminum inner shell 22 is arranged by being attached to the inner wall of the accommodating part 212; the PCB assembly 30 is fixed in the connecting part 211, the LED assembly 40 is fixed in the aluminum inner shell 22, and the PCB assembly 30 is electrically connected with the LED assembly 40; one end of the lamp cap 10 is connected with the connecting part 211, the electric contact of the lamp cap 10 is electrically connected with the PCB assembly 30, and the other end is provided with a metal contact 11 contacted with an external power supply; the lamp housing 50 is connected to the receiving portion 212.

In the present invention, the heat dissipation case 20 is composed of a plastic outer case 21 and an aluminum inner case 22, the connection portion 211 of the plastic outer case 21 is connected to the lamp cap 10, the accommodating portion 212 is connected to the lamp shade 50, and the aluminum inner case 22 is fixedly attached to the inner wall of the accommodating portion 212; the metal contact 11 is connected with an external power supply and supplies power to the LED assembly 40 through the PCB assembly 30, the LED assembly 40 emits light to transfer generated heat to the aluminum inner shell 22, the aluminum inner shell 22 transfers the heat to the plastic outer shell 21 for heat dissipation, and the LED assembly 40 is dissipated through high heat conductivity of the plastic outer shell 21 sleeved on the aluminum inner shell 22. The heat dissipation shell 20 in the embodiment has a simple structure, is fast in heat dissipation, has high strength and corrosion resistance, and can perform good heat dissipation on the LED assembly 40 without increasing the volume of the bulb lamp; meanwhile, the lampshade 50 is made of PC (Polycarbonate, which is abbreviated as PC, and is translated from chinese to Polycarbonate) material, so that the diffusivity is high, the light transmittance is strong, the light emitted by the LED assembly 40 is soft, and the light emitting effect of the bulb lamp is improved.

As shown in fig. 2, the LED assembly 40 includes a lamp panel 41 and a lamp bead 42 fixed on the lamp panel 41, and the lamp bead 42 is electrically connected to the PCB assembly 30; further, the lamp holder 10 is provided with a spiral groove for fixing the bulb lamp, the bulb lamp is fixed through the spiral groove, the metal contact 11 is in stable contact with an external power supply, current flows through the metal contact 11, the PCB assembly 30 and the lamp bead 42 in sequence, a closed circuit is formed, the lamp bead 42 emits light, efficient electronic circuit design is achieved, and the bulb lamp is stable in use.

Preferably, the lamp shade 50 is provided with a first locking protrusion 51, the inner wall of the accommodating portion 212 is provided with a first locking groove 2121 for locking the first locking protrusion 51, and the lamp shade 50 and the plastic housing 21 are fixedly connected by locking the first locking protrusion 51 in the first locking groove 2121, see fig. 3 and 4, that is, the lamp shade 50 and the plastic housing 21 can be quickly detached and installed by locking and unlocking the first locking protrusion 51 and the first locking groove 2121. Furthermore, a second protrusion 221 is disposed on the aluminum inner shell 22, a second slot 2122 for engaging the second protrusion 221 is disposed on an inner wall of the receiving portion 212, and the aluminum inner shell 22 is engaged with the second slot 2122 via the second protrusion 221 and is fixed on the inner wall of the receiving portion 212, so as to transmit heat generated by the LED module 40 to the plastic outer shell 21 for heat dissipation.

The utility model discloses design into the plastic casing 21 and the aluminium system inner shell 22 that the laminating is connected with heat dissipation shell 20, LED subassembly 40 is fixed on aluminium system inner shell 22, lamp shade 50 then covers LED subassembly 40 with accepting portion 212 connection, metal contact 11 on the lamp holder 10 and external power source contact are the power supply of LED subassembly 40, helicla flute on the lamp holder 10 is lived ball bubble lamp with external power source stable fixing, LED subassembly 40 lasts luminous and the production of heat, on arriving aluminium system inner shell 22 with heat transfer, aluminium system inner shell 22 dispels the heat with heat transfer to plastic casing 21 again, prevent that LED subassembly 40 high temperature from sending the loss, the ball bubble lamp that has solved among the prior art adopts the heat dissipation area that the heating panel heat dissipation exists is limited, the not good problem of radiating effect.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A bulb lamp, comprising: the LED lamp comprises a lamp cap (10), a heat dissipation shell (20), a PCB assembly (30), an LED assembly (40) and a lamp shade (50);

the heat dissipation shell (20) comprises a plastic outer shell (21) and an aluminum inner shell (22), the plastic outer shell (21) comprises a connecting part (211) and an accommodating part (212) which are communicated with each other, and the aluminum inner shell (22) is attached to the inner wall of the accommodating part (212); the PCB assembly (30) is fixed in the connecting part (211), the LED assembly (40) is fixed in the aluminum inner shell (22), and the PCB assembly (30) is electrically connected with the LED assembly (40); one end of the lamp cap (10) is connected with the connecting part (211), the electric contact of the lamp cap (10) is electrically connected with the PCB assembly (30), and the other end of the lamp cap is provided with a metal contact (11) which is contacted with an external power supply; the lampshade (50) is connected with the accommodating part (212).

2. The bulb lamp according to claim 1, characterized in that the LED assembly (40) comprises a lamp panel (41) and a lamp bead (42) fixed on the lamp panel (41), the lamp bead (42) being electrically connected with the PCB assembly (30).

3. The bulb lamp according to claim 2, wherein the lamp cover (50) is provided with a first clamping protrusion (51), and the inner wall of the accommodating portion (212) is provided with a first clamping groove (2121) for clamping the first clamping protrusion (51).

4. The bulb lamp according to claim 3, wherein a second protrusion (221) is provided on the aluminum inner shell, and a second groove (2122) for engaging with the second protrusion (221) is provided on an inner wall of the receiving portion (212).

5. A bulb lamp as claimed in claim 4, characterized in that the lamp base (10) is provided with helical grooves for fixing the bulb lamp.