CN210717019U

CN210717019U - LED bulb

Info

Publication number: CN210717019U
Application number: CN201921340297.0U
Authority: CN
Inventors: 黄付果; 梁汉新; 朱奕光; 魏彬
Original assignee: Foshan Electrical and Lighting Co Ltd
Current assignee: Foshan Electrical and Lighting Co Ltd
Priority date: 2019-08-16
Filing date: 2019-08-16
Publication date: 2020-06-09
Anticipated expiration: 2029-08-16

Abstract

The utility model relates to the technical field of lighting, in particular to a light-emitting diode (LED) bulb, which comprises a lamp holder, a plastic shell connected with the lamp holder, a core column positioned inside the plastic shell and a light engine connected with the core column; the plastic shell is composed of at least two shells which are spliced with each other, a cavity is formed in the plastic shell, and the core column and the light engine are positioned in the cavity; the lamp head fixes the at least two shells, so that the at least two shells are assembled into an integral structure. The utility model provides a LED bulb mutually supports through plastic casing and stem, has realized that the full angle is luminous, and luminous angle is big, and the plastic casing comprises two at least casings to realize the fixed mounting of plastic casing through being connected between lamp holder and the plastic casing, simple structure, the automated production of being convenient for, and difficult breakage, the transportation of being convenient for.

Description

LED bulb

Technical Field

The utility model relates to a LED lighting technology field specifically relates to a LED bulb.

Background

The LED lamp has the advantages of high efficiency and energy saving, and has replaced incandescent lamps and electronic energy-saving lamps, thus becoming a mainstream lighting product. The existing LED lamps are mainly divided into two categories according to the types of shells: LED plastic lamps and LED glass lamps.

The LED plastic lamp has a full-period lamp and a non-full-period lamp, the process of the non-full-period lamp is mature, the assembly is simple, and the LED plastic lamp is a mainstream LED lamp on the market, but the LED plastic lamp is not suitable for decorative lamps such as crystal lamps, festive lantern, ceiling lamp and jade lamp due to the limited light emitting angle, the lighting effect of the traditional incandescent lamp is difficult to achieve, and the application field is limited to a certain extent. The full-circle lamp has a large light-emitting angle, is convenient to transport and is not easy to break, but has a complex design, difficult realization of automatic assembly and high cost.

LED glass lamp can realize the light-emitting effect of full period of light, is suitable for traditional incandescent lamp's row of sealing to produce the line, but glass shell is breakable, is difficult for the transportation, relies on gaseous heat dissipation, and the life-span after the gas leakage does not guarantee, and in the production technology process, can not get rid of the risk of gas leakage completely.

Based on various defects of the existing LED lamp, the LED lamp which is convenient to transport, large in light-emitting angle, simple in structure and convenient to automatically produce needs to be provided, and the problems are solved.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a LED bulb, the transportation is convenient, luminous angle is big, simple structure and the automated production of being convenient for.

In order to solve the technical problem, the utility model provides a LED bulb, which comprises a lamp holder, a plastic shell connected with the lamp holder, a core column positioned inside the plastic shell and a light engine connected with the core column;

the plastic shell is composed of at least two shells which are spliced with each other, a cavity is formed in the plastic shell, and the core column and the light engine are positioned in the cavity;

the lamp head fixes the at least two shells, so that the at least two shells are assembled into an integral structure.

Preferably, the lamp cap is sleeved on the plastic shell and is riveted with the plastic shell or bonded by glue.

Preferably, the plastic case includes a first case and a second case which is spliced with the first case.

Preferably, a first connecting piece is further arranged at a position where the first shell and the second shell are in mutual contact;

a second connecting piece is arranged at the position, in contact with the first shell, of the second shell;

the first connecting piece and the second connecting piece are matched with each other for limiting.

Preferably, the stem comprises a glass body, a first conductive member connected with the glass body, and a second conductive member electrically connected with the first conductive member;

the first conductive piece is positioned in the cavity and electrically connected with the light engine.

Preferably, the bottom of the plastic shell is also provided with a through hole;

the second conductive piece extends out of the cavity through the through hole and is electrically connected with the lamp holder.

Preferably, the light engine includes the base plate, is located LED lamp pearl on the base plate, with power component that LED lamp pearl electricity is connected and with the connecting terminal that LED lamp pearl electricity is connected.

Preferably, the substrate is a bendable aluminum substrate;

the power supply element is mounted on the substrate or on the stem;

the connecting terminal is electrically connected with the first conductive piece.

Preferably, the plastic shell is further provided with a first convection hole at the side surface thereof and a second convection hole at the top thereof.

Implement the utility model discloses, following beneficial effect has:

the utility model provides a LED bulb mutually supports through plastic casing and stem, has realized that the full angle is luminous, and luminous angle is big, and the plastic casing comprises two at least casings to realize the fixed mounting of plastic casing through being connected between lamp holder and the plastic casing, simple structure, the automated production of being convenient for, and difficult breakage, the transportation of being convenient for.

Drawings

Fig. 1 is an exploded view of an LED light bulb of the present invention;

fig. 2 is a schematic sectional structure view of the LED bulb of the present invention;

fig. 3 is an exploded view of another embodiment of the LED light bulb of the present invention;

fig. 4 is an exploded view of another embodiment of the LED light bulb of the present invention;

fig. 5 is a schematic structural diagram of another embodiment of the LED bulb of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings. Only this statement, the utility model discloses the upper and lower, left and right, preceding, back, inside and outside etc. position words that appear or will appear in the text only use the utility model discloses an attached drawing is the benchmark, and it is not right the utility model discloses a concrete restriction.

As shown in fig. 1 to 5, the LED bulb of the present invention includes a lamp holder 1, a plastic shell 2 connected to the lamp holder 1, a stem 3 located inside the plastic shell 2, and a light engine 4 connected to the stem 3;

the plastic shell 2 is composed of at least two shells which are spliced with each other, a cavity 5 is formed in the plastic shell, and the core column 3 and the light engine 4 are positioned in the cavity 5;

the lamp cap 1 fixes the housings such that at least two housings are assembled into an integral structure.

The lamp holder 1 is used for realizing mechanical connection and electric connection between the LED bulb and an external power supply, and ensuring that the LED bulb can work normally. The lamp cap can be a screw cap or a bayonet cap, and is arranged according to actual requirements.

As shown in fig. 3, the plastic shell 2 is connected to the lamp holder 1, specifically, the plastic shell 2 is embedded into the lamp holder 1, so that the plastic shell 2 is fixedly mounted by sleeving the lamp holder 1 on the plastic shell 2, and the plastic shell 2 is riveted to the lamp holder 1 or bonded by glue.

The plastic shell 2 is composed of at least two shells which are spliced with each other, and a cavity 5 is formed in the plastic shell, so that the core column 3 and the light engine 4 can be accommodated conveniently. In this embodiment, the plastic shell 2 includes a first shell 21 and a second shell 22 spliced with the first shell 21, and in order to electrically connect the stem 3 to the lamp holder 1, a through hole 23 is further disposed at the bottom of the plastic shell 2, so that the stem 3 extends from the through hole 23 and is electrically connected to the lamp holder 1.

In order to realize the fixed connection between the first casing 21 and the second casing 22, a first connecting piece 24 is further arranged at a position on the first casing 21 where the first casing 21 and the second casing 22 are in mutual contact, a second connecting piece 25 is arranged at a position on the second casing 22 where the first casing 21 and the second casing 22 are in mutual contact, and the first connecting piece 24 and the second connecting piece 25 are matched with each other to realize the limit of the first casing 21 and the second casing 22 and ensure that the plastic casing 2 can be smoothly installed.

Specifically, the first connecting member 24 is a protrusion and/or a groove, the second connecting member 25 is a protrusion and/or a groove, and the protrusion is embedded into the groove to position the first housing 21 and the second housing 22.

The utility model discloses a plastic casing 2 mutually supports through first connecting piece 24 and second connecting piece 25, realizes the location, and lamp holder 1 on plastic casing 2 is located to the rethread cover is fixed, can realize plastic casing 2's assembly and fixed, and simple to operate is swift, the automated production of being convenient for.

In order to prevent the heat generated by the light engine 4 from being accumulated inside the plastic casing 2 and affecting the service life of the light engine, the plastic casing 2 is further provided with a first convection hole 26 located on the side surface and a second convection hole 27 located on the top surface, and the heat inside the plastic casing is timely dissipated through the arrangement of the first convection hole 26 and the second convection hole 27, so that the service life of the light engine is prolonged.

As shown in fig. 4, the stem 3 is used for fixing, installing and electrically connecting the light engine 4, and includes a glass body 31, a first conductive member 32 connected to the glass body 31, and a second conductive member 33 electrically connected to the first conductive member 32, the first conductive member 32 is located inside the cavity 5 and electrically connected to the light engine 4, and the second conductive member 33 extends through the through hole 23 in the cavity 5 and is electrically connected to the lamp holder 1, so as to electrically connect the lamp holder 1 and the light engine 4.

As shown in fig. 2, the light engine 4 is mounted on the stem 3, and is configured to provide a light source, and includes a substrate 41, an LED lamp bead 42 located on the substrate 41, a power element 43 electrically connected to the LED lamp bead 42, and a connection terminal 44 electrically connected to the LED lamp bead 42, where the substrate 41 is a bendable aluminum substrate, so as to conveniently set the light engines 4 in different shapes according to actual needs, the LED lamp bead 42 is located on the substrate 41 and is configured to provide a light source, the power element 43 may be mounted on the substrate 41 and may be mounted on the stem 3, and specifically, according to actual needs, the position of the power element 43 is set, and is electrically connected to the LED lamp bead 42, so as to ensure that the LED lamp bead 42 can normally operate. Connecting terminal 44 with LED lamp pearl 42 electricity is connected, and it with first electrically conductive 32 electricity is connected, guarantees light engine 4 can normally receive the electricity.

The utility model provides a LED bulb mutually supports through plastic casing 2 and stem 3, has realized that the full angle is luminous, and luminous angle is big, and plastic casing 2 comprises two at least casings to realize the fixed mounting of plastic casing 2 through being connected between lamp holder 1 and the plastic casing 2, simple structure, the automated production of being convenient for, and difficult breakage, the transportation of being convenient for.

The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.

Claims

1. An LED bulb is characterized by comprising a lamp holder, a plastic shell connected with the lamp holder, a core column positioned in the plastic shell and a light engine connected with the core column;

2. The LED bulb of claim 1, wherein the cap is sleeved on the plastic shell and is riveted or glued to the plastic shell.

3. The LED bulb of claim 1, wherein the plastic shell includes a first shell and a second shell that is interfitted with the first shell.

4. The LED bulb as set forth in claim 3, wherein a first connector is further provided on the first housing where the first housing and the second housing contact each other;

5. The LED bulb of claim 1, wherein the stem comprises a glass body, a first electrically conductive member connected to the glass body, and a second electrically conductive member electrically connected to the first electrically conductive member;

6. The LED bulb as set forth in claim 5, wherein the bottom of the plastic shell is further provided with a through hole;

7. The LED bulb as set forth in claim 5, wherein the light engine comprises a substrate, LED beads on the substrate, a power element electrically connected with the LED beads, and connection terminals electrically connected with the LED beads.

8. The LED bulb of claim 7, wherein the substrate is a bendable aluminum substrate;

the power supply element is mounted on the substrate or on the stem;

9. The LED bulb as set forth in claim 1, wherein the plastic shell further defines a first convection hole in a side thereof and a second convection hole in a top thereof.