TWM500996U - Improved structure of light-emitting diode lamp bulb - Google Patents

Description

Light-emitting diode bulb structure improvement

This creation relates to a bulb, especially a light bulb diode structure improvement.

With the advancement of semiconductor packaging technology and the long-life characteristics of the light-emitting diode, the light-emitting diode has been fabricated into a bulb structure, which is widely used in home, office lighting or vehicle lighting.

It is known that the current light-emitting diode bulb structure (shown in FIG. 1 ) has a lamp holder 10 thereon, and a lamp 101 is disposed above the lamp holder 10 , and a light-emitting diode 20 is mounted on the platform 101 . The substrate 201 is electrically connected to the at least one light emitting diode die 202. The substrate 101 is provided with a through hole 102, so that the wire 203 of the substrate 201 passes through the through hole 102 and the lamp holder 10. The circuit board 30 is electrically connected to the circuit board 30. The pin 301 of the circuit board 30 extends outside the lamp holder 10. Then, a lamp cover 40 is assembled on the platform 101, and the lamp cover 40 covers the light-emitting device. Polar body 20. When the pin 301 of the LED bulb is energized after being inserted into the lamp, the circuit board 30 drives the LED 20 to illuminate.

Although the above-mentioned light-emitting two-body bulb can be installed on a lamp or an illumination lamp, the light-emitting diode 20 is separately installed from the circuit board 30, and is electrically connected through the wire 203, so that the light-emitting diode bulb is The process is relatively difficult to manufacture, and it takes a lot of man-hours and processes, which in turn increases the production cost.

Therefore, the main purpose of this creation is to solve the problem of traditional lack. This design redesigns the structure of the light-emitting diode bulb, so that the driving circuit board of the LED bulb and the light-emitting unit are directly electrically connected together and packaged together. Inside the package, the light-emitting diode bulb is easy to manufacture in the process, and the manufacturing cost can be reduced.

In order to achieve the above purpose, the present invention provides an improved structure of a light-emitting diode bulb, comprising: a driving circuit board, a light-emitting unit and a package. The driving circuit board has a driving circuit, and one end of the driving circuit board has one or more extending portions, and one side of the extending portion has two or more electrode portions, and one of the driving circuit boards There is a set of conductive pins on the side. The light emitting unit is electrically connected to the electrode portions. The package body encapsulates the driving circuit board and the light emitting unit, and the conductive pin of the driving circuit board extends outside the package body.

In an embodiment of the present invention, the light-emitting unit has a transparent substrate, and a circuit layer is disposed on one side of the transparent substrate, and the circuit layer is electrically connected with a plurality of light-emitting diode crystal grains, and the circuit layer is There are two or more electrode ends electrically connected to the electrode portions.

In one embodiment of the present invention, the two sides of the transparent substrate are covered with a first transparent cover and a second transparent cover, and the two electrode ends of the circuit layer are exposed outside the first transparent cover.

In an embodiment of the present invention, the two extensions of the driving circuit board have a specific spacing between the two portions, and the distance of the specific spacing is greater than or equal to the width of the light emitting unit, so that the light emitting unit is directly embedded in the two extending portions. The electrode terminals are electrically connected to the electrode portions in a specific interval therebetween.

In an embodiment of the present invention, the package comprises: a lamp holder and a lamp cover. The lamp holder has a U-shaped or disk-shaped cross section, and has an accommodating space therein. The driving circuit board has a plurality of through holes at a bottom thereof, the through holes extending the conductive pins of the driving circuit board to the outside of the lamp holder, and at least one of the inner wall surfaces of the lamp holders A hook-shaped assembly. The lampshade has an arc shape, a cone shape or a bullet shape, and has a hollow interior. The lower edge of the lamp cover has a plurality of lugs, and the lugs have holes formed in the joint portion.

In one embodiment of the present invention, the lampshade is plastic or acrylic.

In an embodiment of the present invention, the lamp holder is made of plastic or metal.

In one embodiment of the present invention, the package has a bullet shape, and the package further includes a cylindrical base and the cylindrical base extends a circular arc, a tapered shape or an inverted U shape.

In one embodiment of the present invention, the package is silicone or epoxy.

In an embodiment of the present invention, the package further includes a light source diffuser.

In one embodiment of the present invention, the light source diffuser is titanium dioxide or cerium oxide.

Convention:

10‧‧‧ lamp holder

101‧‧‧ platform

102‧‧‧Perforation

103‧‧‧ accommodating space

20‧‧‧Lighting diode

201‧‧‧Substrate

202‧‧‧Light-emitting diode grains

203‧‧‧Wire

30‧‧‧ boards

301‧‧‧ pins

40‧‧‧shade

This creation:

1, 6, 8‧‧‧ drive circuit board

11, 61, 81‧ ‧ extensions

12, 62, 82‧‧‧ electrode parts

13, 63, 83‧‧‧ conductive pins

14‧‧‧Specific spacing

2‧‧‧Lighting unit

21‧‧‧Transparent substrate

22‧‧‧ circuit layer

221‧‧‧electrode end

23‧‧‧Light Emitting Diode Grains

24‧‧‧ first transparent cover

25‧‧‧Second transparent cover

3, 4, 5, 7‧‧‧ package

31, 51, 71‧‧‧ lamp holders

311, 511, 711‧‧‧ accommodating space

312, 512, 712‧‧‧ through holes

313, 513, 713‧‧ ‧ joints

32, 52, 72‧‧‧ lampshades

321,521,721‧‧‧ lugs

322, 522, 722‧ ‧ holes

41‧‧‧Base

42‧‧‧ head

43‧‧‧Light source diffuser

FIG. 1 is a schematic view showing the structure of a conventional light-emitting diode bulb.

2 is a schematic exploded view of a light emitting unit and a driving circuit board of the light emitting diode bulb structure of the first embodiment of the present invention.

FIG. 3 is a schematic diagram showing the electrical connection between the light emitting unit and the driving circuit board of the light emitting diode bulb structure of the first embodiment of the present invention.

Figure 4 is a partially enlarged side elevational view of Figure 3.

FIG. 5 is an exploded perspective view showing the structure of the light-emitting diode bulb of the first embodiment of the present invention. Figure.

Figure 6 is a perspective view showing the combination of Figure 5.

Figure 7, is a schematic cross-sectional view of Figure 6.

Figure 8 is a perspective view showing the structure of a light-emitting diode of the second embodiment of the present invention.

FIG. 9 is a schematic structural view of a light-emitting diode bulb according to a third embodiment of the present invention.

Figure 10 is a side elevational view of Figure 9.

Figure 11 is an exploded perspective view showing the structure of the light-emitting diode bulb of the fourth embodiment of the present invention.

Figure 12 is a perspective view of Figure 11.

Figure 13 is an exploded perspective view showing the structure of the light-emitting diode bulb of the fifth embodiment of the present invention.

Figure 14 is a perspective view of Figure 13.

Figure 15 is an exploded perspective view showing the structure of the light-emitting diode bulb of the sixth embodiment of the present invention.

The technical content and detailed description of the present invention are now described with reference to the following figures: Please refer to FIG. 2, FIG. 3 and FIG. 4, which are the light-emitting unit and the driving circuit of the light-emitting diode bulb structure of the first embodiment of the present invention. Plate decomposition, electrical connection, and a partial enlarged side view of FIG. As shown in the figure, the structure of the light-emitting diode of the present invention is improved, comprising: a driving circuit board 1 and a light-emitting unit 2.

The driving circuit board 1 has a driving circuit (not shown) for driving the lighting unit 2 to illuminate, and one end of the driving circuit board 1 has one or more extensions 11 in the form of strips or sheets. Two or more electrode portions 12 are disposed on one side of the extending portion 11 for electrically connecting the light emitting unit 2 . In addition, a set of conductive pins 13 are provided on one side of the driving circuit board 1.

The light-emitting unit 2 has a transparent substrate 21 on one side of the transparent substrate 21, and a circuit layer 22 is electrically connected to the circuit layer 22, and the circuit layer 22 is electrically connected to the circuit layer 22. There are two or more electrode ends 221 electrically connected to the electrode portions 12 . In addition, a first transparent cover 24 and a second transparent cover 25 are respectively disposed on the two sides of the transparent substrate 21, and after the first transparent cover 24 is covered, the electrode ends 221 of the circuit layer 22 are exposed for the The electrode ends 221 of the light-emitting unit 2 can be electrically connected to the electrode portions 12 of the extension portions 11 .

5, FIG. 6, and FIG. 7 are exploded views of the structure of the light-emitting diode bulb of the first embodiment of the present invention, and the combined perspective view of FIG. 5 and FIG. As shown in the figure, the structure of the light-emitting diode of the present invention is improved, and further includes a bullet-shaped package 3 for packaging the driving circuit board 1 and the light-emitting unit 2. The package body 3 includes a lamp holder 31 and a lamp cover 32.

The lamp holder 31 has a U-shaped cross section, and has an accommodating space 311 for accommodating the driving circuit board 1. The bottom of the lamp holder 31 has a plurality of through holes 312. The through hole 312 extends the conductive pin 13 of the driving circuit board 1 outside the lamp holder 31, so that the conductive pin 13 can be assembled with an external lamp (not shown). In addition, at least one upper hook-shaped assembly portion 313 is formed on the inner wall surface of the socket 31 for assembling the lamp cover 32. In the figure, the socket 31 is made of plastic or metal.

The lamp cover 32 has an arc shape and is hollow inside. The lower edge of the lamp cover 32 has a plurality of lugs 321 having holes 322 formed in the assembly portion 313 for the lamp cover 32. It can be stably assembled on the lamp holder 31. In the present drawing, the lamp cover 32 is a plastic such as polycarbonate (PC) or acrylic, such as polypropylene (PP).

Please refer to FIG. 8 , which is a perspective view showing the structure of the light-emitting diode bulb of the second embodiment of the present invention. As shown in the figure: the structure of the LED light bulb of the present invention is improved, and further comprises a package 4, which is made of silicone or epoxy resin, and a light source is added to the silicone or the epoxy resin. a diffuser 43, the light source diffuser 43 is titanium dioxide (TiO2) or cerium oxide (SiO2), and the soldering or the epoxy resin is passed through a thermosetting, injection, thermoplastic, etc. packaging technology on the driving circuit board 1 The light-emitting unit 2 is formed with a bullet-shaped package body 4 having a cylindrical base 41 and a base portion 42 extending in a circular arc shape, a tapered shape or an inverted U shape. After the driving circuit board 1 is energized and the lighting unit 2 is driven to be lit, the light source is diffused by titanium dioxide (TiO2) or cerium oxide (SiO2) of the light source diffuser 43 of the package 4 to make the light source on the package 4. A uniformly distributed projection.

Please refer to FIG. 9 and FIG. 10 , which are schematic diagrams of the structure of the light-emitting diode of the third embodiment of the present invention and FIG. 9 . As shown in the figure, this embodiment is substantially the same as FIG. 2, and the difference is that there is a specific spacing 14 between the two extensions 11 of the driving circuit board 1, and the distance ≧ (greater than or equal to) of the specific spacing 14 is The width of the transparent substrate 21 of the light-emitting unit 2 is such that the transparent substrate 21 of the light-emitting unit is directly embedded between the two extending portions 11 , and the electrode ends 221 are electrically connected to the electrode portions 12 . The driving circuit board 1 and the light-emitting unit 2 are more easily fabricated on the electrical fixing process, and the thickness of the driving circuit board 1 after being electrically fixed to the light-emitting unit 2 can be reduced.

Referring to FIG. 11 and FIG. 12, an exploded view of the structure of the light-emitting diode bulb of the fourth embodiment of the present invention and a perspective view of FIG. As shown in the figure, the package 5 of the present embodiment is substantially the same as the package 3 of FIGS. 5, 6, and 7, except that the package 5 has a lamp holder 51 and a lamp cover 52. The lamp holder 51 has a disk-shaped cross section, and has an accommodating space 511 for accommodating the driving circuit board 1. The bottom of the lamp holder 51 has a plurality of through holes 512. The through hole 512 extends the conductive pin 13 of the driving circuit board 1 to the outside of the socket 51, so that the conductive pin 13 can be assembled with an external lamp (not shown). In addition, at least one upper hook-shaped assembly portion 513 is formed on the inner wall surface of the socket 51 for assembling the lamp cover 52.

The lamp cover 52 is of a bullet type and has a hollow interior. The lower edge of the lamp cover 52 has a plurality of lugs 521. The lugs 521 have holes 522 formed in the connecting portion 513, so that the lamp cover 52 can It is firmly connected to the lamp holder 31.

Please refer to FIG. 13 and FIG. 14 for an exploded view of the structure of the light-emitting diode bulb of the fifth embodiment of the present invention and a perspective view of FIG. As shown in the figure, the driving circuit board 6 and the package 7 of the present embodiment are substantially the same as the driving circuit board 1 and the package 3 of FIGS. 5, 6, and 7, except that the driving circuit board 6 is There are three extending portions 61, and one of the electrode portions 62 is electrically connected to the three electrode ends 221 of the light emitting unit 2 to make the three extending portions. 61 is a transfer of positive and negative power supply switching to achieve switching illumination of the light-emitting diode dies 23 that control the light-emitting unit 2.

The package body 7 has a lamp holder 71 and a lamp cover 72. The lamp holder 71 has a disk-shaped cross section, and has an accommodating space 711 for accommodating the driving circuit board 6. The bottom of the lamp holder 71 has a plurality of through holes 712. 712, the conductive pin 63 of the driving circuit board 6 extends outside the lamp holder 71, so that the conductive pin 63 can External luminaires (not shown) are assembled. In addition, at least one upper hook-shaped assembly portion 713 is formed on the inner wall surface of the socket 71 for assembling the lamp cover 72.

The lamp cover 72 is of a bullet type and has a hollow interior. The lower edge of the lamp cover 72 has a plurality of lugs 721. The lugs 721 have holes 722 formed in the assembly portion 713, so that the lamp cover 72 can The assembly is firmly connected to the socket 71.

Please refer to FIG. 15, which is an exploded perspective view showing the structure of the light-emitting diode bulb of the sixth embodiment of the present invention. As shown in the figure, the driving circuit board 8 of the present embodiment is substantially the same as the driving circuit board 1 of FIGS. 2 to 7, except that the driving circuit board 8 has a strip or a sheet shape thereon. The extending portion 81 has two or more electrode portions 82 on one side of the extending portion 81. The electrode portions 82 are electrically connected to the electrode ends 221 of the light emitting unit 2. In addition, a set of conductive pins 83 are provided on one side of the driving circuit board 1.

The above is only the preferred embodiment of the present invention and is not intended to limit the scope of the present invention. That is, the equal changes and modifications made by the patent application scope of this creation are covered by the scope of the creation patent.

1‧‧‧Drive circuit board

11‧‧‧Extension

2‧‧‧Lighting unit

3‧‧‧Package

31‧‧‧ lamp holder

311‧‧‧ accommodating space

312‧‧‧through holes

313‧‧‧Team

32‧‧‧shade

321‧‧‧ lugs

322‧‧‧ hole

13‧‧‧Electrical pins

Claims (11)

An improved structure of a light-emitting diode bulb includes: a driving circuit board having a driving circuit thereon, the driving circuit board having one or more extensions on one end thereof, the extension having two sides on one side or Two or more electrode portions, one side of the driving circuit board has a set of conductive pins; an light emitting unit is electrically connected to the electrode portions; and a package body for packaging the driving circuit board and the And a light emitting unit, the conductive pin of the driving circuit board extends outside the package body. The improved structure of the light-emitting diode bulb according to the first aspect of the invention, wherein the light-emitting unit has a transparent substrate, and a transparent circuit has a circuit layer on one side thereof, and the circuit layer is electrically connected to the plurality of circuits The LED has two or more electrode ends electrically connected to the electrode portions. The improved structure of the light-emitting diode bulb according to the second aspect of the invention, wherein the two sides of the transparent substrate are covered with a first transparent cover and a second transparent cover, and the electrode ends of the circuit layer are exposed in the first A transparent cover outside. The improved structure of the light-emitting diode bulb according to the second aspect of the invention, wherein the two extensions of the driving circuit board have a specific spacing between the two, the specific spacing is greater than or equal to the width of the light-emitting unit, so that the light-emitting unit The electrode ends are electrically connected to the electrode portions at a specific interval between the two extension portions. The structure of the light-emitting diode bulb according to claim 4, wherein the package comprises: a lamp holder having a U-shaped or disk-shaped cross section, and having a receiving space therein. Blanking Interposing the driving circuit board, the bottom of the lamp holder has a plurality of through holes, the through holes extending the conductive pins of the driving circuit board outside the lamp holder, and the inner wall surface of the lamp holder has at least More than one assembly portion having a convex hook shape; a lampshade having an arc shape, a tapered shape or a bullet type, the interior of which is hollow, and having a plurality of lugs on the lower edge of the lampshade, the lugs having the assembly The holes in the set of joints. The structure of the light-emitting diode bulb according to claim 5, wherein the lampshade is plastic or acrylic. The structure of the light-emitting diode bulb according to claim 6, wherein the lamp holder is made of plastic or metal. The improved structure of the light-emitting diode bulb according to the fourth aspect of the invention, wherein the package has a bullet shape, the package further comprises a cylindrical base and the cylindrical base extends a circular arc shape. Conical or inverted U-shaped head. The structure of the light-emitting diode bulb according to claim 8 is wherein the package is silicone or epoxy. The structure of the light-emitting diode bulb according to claim 9 is further characterized in that the package further comprises a light source diffuser. The structure of the light-emitting diode bulb according to claim 10, wherein the light source diffuser is titanium dioxide or cerium oxide.