CN111219613A - Method for manufacturing all-angle light-emitting bulb - Google Patents
Method for manufacturing all-angle light-emitting bulb Download PDFInfo
- Publication number
- CN111219613A CN111219613A CN201910717835.1A CN201910717835A CN111219613A CN 111219613 A CN111219613 A CN 111219613A CN 201910717835 A CN201910717835 A CN 201910717835A CN 111219613 A CN111219613 A CN 111219613A
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- emitting
- arc
- light
- transparent cover
- filament
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
- F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
- F21K9/232—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings specially adapted for generating an essentially omnidirectional light distribution, e.g. with a glass bulb
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/90—Methods of manufacture
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
- F21V9/40—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters with provision for controlling spectral properties, e.g. colour, or intensity
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Manufacturing & Machinery (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention relates to the technical field of illumination. A manufacturing method of a full-angle light-emitting bulb comprises a full-angle light-emitting filament, a core column, a transparent cover, inert gas and a lamp holder; the lamp holder and the transparent cover are fixed to form a lamp body, a core column extending into the transparent cover is arranged on the lamp holder, the transparent cover is sleeved outside the core column and is in sealed connection with the lamp holder, and inert gas is filled in the transparent cover; at least one all-angle light-emitting filament is arranged in the transparent cover, the all-angle light-emitting filament is fixed on the core column and is electrically connected with the core column, the all-angle light-emitting filament is welded on a guide wire of the core column to form a light distribution curve of the filament of the incandescent lamp, and after the filament is electrically conducted, the core column and the transparent cover are sintered together; the transparent cover is then fixed with the lamp cap. The invention can present the light distribution curve of the filament of the incandescent lamp and realizes the full-angle light emission.
Description
The application is a divisional application of a full-angle light-emitting bulb and a manufacturing method thereof based on the invention patent with the application number of 201310300197.6.
Technical Field
The invention relates to the technical field of illumination, in particular to a manufacturing method of a full-angle light-emitting bulb.
Background
LED (lighting emitting diode) lighting technology is popular because of its features of low working voltage, small working current, good shock and vibration resistance, high reliability, long service life, convenient adjustment, etc., and has become a widely used lighting technology at present.
The filaments of the existing LED lighting equipment are vertically arranged in the lamp holder in a linear state, and each filament has a special light distribution curve, so that the LED lighting equipment can not achieve the effect of the filament of an incandescent lamp.
Disclosure of Invention
Aiming at the defects and shortcomings in the prior art, the invention aims to provide a full-angle light-emitting bulb which is more reasonable in structure and can provide omnidirectional illumination and a manufacturing method thereof.
In order to achieve the purpose, the invention provides a full-angle light-emitting bulb, which comprises a full-angle light-emitting filament, a core column, a transparent cover, inert gas and a lamp holder; the lamp holder and the transparent cover are fixed to form a lamp body, a core column extending into the transparent cover is arranged on the lamp holder, the transparent cover is sleeved outside the core column and is in sealed connection with the lamp holder, and inert gas is filled in the transparent cover; and at least one all-angle luminous filament is arranged in the transparent cover, and the all-angle luminous filament is fixed on the core column and is electrically connected with the core column.
Preferably, the full-angle light-emitting filament comprises an arc-shaped LED light-emitting body and a light-emitting chip connected with the arc-shaped LED light-emitting body; the light-emitting chip comprises a red light chip and a blue light chip; the arc-shaped LED luminous body comprises an arc-shaped lamp tube and pins, the arc-shaped lamp tube is connected with the pins through PPA materials, and the pins are electrically connected with the luminous chip; the arc-shaped lamp tube is coated with an excited fluorescent powder layer.
Preferably, the full-angle light-emitting filament is welded on a guide wire of the core column and presents a light distribution curve of the filament of the incandescent lamp.
Preferably, the full-angle light-emitting filament is bent outwards along the radial direction of the core column and is uniformly distributed around the core column.
Preferably, the pins are perpendicular to the tangent of the arc-shaped lamp tube at the connecting point of the arc-shaped lamp tube and the pins.
Preferably, the pins of the arc-shaped lamp tube are welded with the light-emitting chip through gold wires.
Preferably, the arc-shaped lamp tube is curved outwards along the radial direction of the stem to form a sphere.
Preferably, one end of the lamp cap is connected with the transparent cover, the other end of the lamp cap is provided with a conical top end, and the side wall of the lamp cap is also provided with threads; the conical top end is connected with the input end of the driving power supply through a lead, and the thread is connected with the input end of the driving power supply through another lead.
In order to achieve the above object, an embodiment of the present invention further provides a method for manufacturing any one of the above full-angle light-emitting bulbs, including:
after the full-angle light-emitting lamp filament and the core column are fixed and electrically conducted, sintering the core column and the transparent cover together; the transparent cover is then fixed with the lamp cap.
As a preferred aspect of the foregoing technical solution, the fixing and electrically conducting the full-angle light-emitting filament and the stem specifically includes:
and welding the full-angle light-emitting filament and the guide wire of the core column together.
Preferably, the fixing the transparent cover and the lamp cap together specifically includes:
and (3) bonding the transparent cover and the east plastic of the lamp holder through glue, and then clamping the lamp holder into the lamp holder plastic.
As a preferred embodiment of the above technical solution, the method further includes preparing a full-angle light-emitting filament, specifically:
mixing glue and fluorescent powder, coating the mixture outside the arc-shaped lamp tube to form an excited fluorescent powder layer, and baking and shaping the arc-shaped lamp tube;
and connecting the pins of the arc-shaped lamp tube with the pins through the PPA, and welding the pins with the light-emitting chip through gold wires.
As a preferable aspect of the above technical solution, the method further includes: and bonding the blue light chip and the red light chip by glue to form the light-emitting chip.
As the preferable selection of the above technical scheme, the step of mixing the glue and the fluorescent powder and then coating the glue and the fluorescent powder outside the arc-shaped lamp tube specifically comprises the following steps:
mixing fluorescent powder and glue together, stirring uniformly, and vacuumizing and defoaming;
and coating the prepared fluorescent glue on the arc-shaped lamp tube in a moving mode for 360 degrees.
The technical scheme provided by the embodiment of the invention has the beneficial effects that: the invention directly uses glass, modified plastics, ceramics, metals, polysulfones or derivatives thereof as the arc-shaped lamp tube, and uses the molding type 360-degree full-wrapping technology to coat the prepared fluorescent powder glue on the arc-shaped lamp tube, the arc-shaped lamp tube is molded by directly imitating a filament of an incandescent lamp, and the shape after being lightened is close to the shape of the filament of the incandescent lamp.
Drawings
FIG. 1 is a schematic structural diagram of a full-angle light bulb according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a full-angle light-emitting filament according to an embodiment of the present invention.
Detailed Description
The first preferred embodiment of the present invention will be further described with reference to the accompanying drawings.
The invention provides a full-angle light-emitting bulb, the structure of which is shown in figure 1, and the full-angle light-emitting bulb comprises a full-angle light-emitting filament 3, a core column 4, a transparent cover 2, inert gas and a lamp holder; the lamp holder and the transparent cover 2 are fixed to form a lamp body, a core column 4 extending into the transparent cover is arranged on the lamp holder, the transparent cover 2 is sleeved outside the core column 4 and is in sealed connection with the lamp holder, and inert gas is filled in the transparent cover 2; and at least one all-angle luminous filament 3 is arranged in the transparent cover 2, and the all-angle luminous filament 3 is fixed on the core column 4 and is electrically connected with the core column 4. Specifically, as shown in fig. 1, the full-angle light-emitting filament 3 is electrically connected to the stem 4 through the guide wire 1.
As shown in fig. 2, the full-angle light-emitting filament includes an arc-shaped LED light-emitting body and a light-emitting chip connected to the arc-shaped LED light-emitting body; the light emitting chip comprises a red light chip 23 and a blue light chip 22; the arc-shaped LED luminous body comprises an arc-shaped lamp tube 21 and pins, the arc-shaped lamp tube 21 is connected with the pins through PPA materials, and the pins are electrically connected with the luminous chip; the arc-shaped lamp tube is externally coated with an excitation fluorescent powder layer 26. Wherein, the pins of the arc-shaped lamp tube are welded with the light-emitting chip through gold wires 24.
As shown in fig. 1, the lamp cap comprises a cap plastic 5 and a cap card 6. As shown in fig. 1, one end of the lamp holder is connected with the transparent cover, the other end of the lamp holder is provided with a conical top end, and the side wall of the lamp holder is also provided with threads; the conical top end is connected with the input end of the driving power supply through a lead, and the thread is connected with the input end of the driving power supply through another lead.
The manufacturing method of the all-angle light-emitting filament specifically comprises the following steps:
mixing glue and fluorescent powder, coating the mixture outside the arc-shaped lamp tube to form an excited fluorescent powder layer, and baking and shaping the arc-shaped lamp tube;
and connecting the pins of the arc-shaped lamp tube with the pins through the PPA, and welding the pins with the light-emitting chip through gold wires.
Wherein the method further comprises: and bonding the blue light chip and the red light chip by glue to form the light-emitting chip.
The coating of the mixed glue and fluorescent powder outside the arc-shaped lamp tube is as follows:
mixing fluorescent powder and glue together, stirring uniformly, and vacuumizing and defoaming;
and coating the prepared fluorescent glue on the arc-shaped lamp tube in a moving mode for 360 degrees.
In the embodiment of the invention, the arc-shaped lamp tube can be made of glass, modified plastics, ceramics, metals, polysulfones or derivatives thereof.
The manufacturing method of the full-angle light-emitting bulb specifically comprises the following steps:
the full-angle luminous filament 3 and the guide wire 1 are welded together, the core column 4 and the transparent cover 2 are sintered into a whole, and the transparent cover 2 is vacuumized and filled with inert gas 4. And then the transparent cover 2 and the lamp holder plastic part 5 are bonded through glue, and the lamp holder card 6 is clamped on the lamp holder plastic part 5. The full-angle light-emitting filament is welded on the guide wire 1 in a spherical shape, so that the optimal light distribution effect is achieved, the full-angle (360 DEG) light emission is uniform, the filament effect of the incandescent lamp can be achieved, and the full-angle light-emitting filament is particularly attractive. In the implementation, the lamp holder is a standard screw lamp holder and can directly replace incandescent lamps, fluorescent lamps, halogen lamps and the like.
The present invention is capable of other embodiments, and various changes and modifications can be made by one skilled in the art without departing from the spirit and scope of the invention.
Claims (7)
1. A manufacturing method of a full-angle light-emitting bulb is characterized in that: comprises a full-angle luminous filament, a core column, a transparent cover, inert gas and a lamp holder; the lamp holder and the transparent cover are fixed to form a lamp body, a core column extending into the transparent cover is arranged on the lamp holder, the transparent cover is sleeved outside the core column and is in sealed connection with the lamp holder, and inert gas is filled in the transparent cover; at least one all-angle light-emitting filament is arranged in the transparent cover, the all-angle light-emitting filament is fixed on the core column and is electrically connected with the core column, the all-angle light-emitting filament is welded on a guide wire of the core column to form a light distribution curve of the filament of the incandescent lamp, and after the filament is electrically conducted, the core column and the transparent cover are sintered together; the transparent cover is then fixed with the lamp cap.
2. The method of claim 1, wherein the full-angle light-emitting filament is bent outward in a radial direction of the stem and is uniformly arranged around the stem.
3. The manufacturing method of the all-angle light-emitting bulb according to claim 1 or 2, wherein the all-angle light-emitting filament comprises an arc-shaped LED light-emitting body and a light-emitting chip connected with the arc-shaped LED light-emitting body, and the light-emitting chip comprises a red light chip and a blue light chip; the arc-shaped LED luminous body comprises an arc-shaped lamp tube and pins, the pins are perpendicular to the tangent line of the arc-shaped lamp tube at the contact point of the arc-shaped lamp tube and the pins, the arc-shaped lamp tube is connected with the pins through PPA materials, and the pins are electrically connected with the luminous chip.
4. The method for manufacturing a full-angle light-emitting bulb according to claim 3, further comprising preparing a full-angle light-emitting filament, specifically:
mixing glue and fluorescent powder, coating the mixture outside the arc-shaped lamp tube to form an excited fluorescent powder layer, and baking and shaping the arc-shaped lamp tube;
and connecting the pins of the arc-shaped lamp tube with the pins through the PPA, and welding the pins with the light-emitting chip through gold wires.
5. The method for manufacturing a full-angle light-emitting bulb as claimed in claim 4, wherein the step of mixing the glue and the phosphor powder and then coating the mixture outside the arc-shaped light tube comprises:
mixing fluorescent powder and glue together, stirring uniformly, and vacuumizing and defoaming;
and coating the prepared fluorescent glue on the arc-shaped lamp tube in a moving mode for 360 degrees.
6. The method of manufacturing a full-angle light bulb as set forth in claim 5, wherein: the arc-shaped lamp tube is outwards bent along the radial direction of the core column to form a ball shape.
7. The method of manufacturing a full-angle light bulb as set forth in claim 6, wherein: the arc-shaped lamp tube is made of glass, modified plastics, ceramics, metals, polysulfones or derivatives thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910717835.1A CN111219613A (en) | 2013-07-18 | 2013-07-18 | Method for manufacturing all-angle light-emitting bulb |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910717835.1A CN111219613A (en) | 2013-07-18 | 2013-07-18 | Method for manufacturing all-angle light-emitting bulb |
| CN201310300197.6A CN104295945A (en) | 2013-07-18 | 2013-07-18 | An omnidirectional light bulb and manufacture method thereof |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310300197.6A Division CN104295945A (en) | 2013-07-18 | 2013-07-18 | An omnidirectional light bulb and manufacture method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111219613A true CN111219613A (en) | 2020-06-02 |
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Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910717325.4A Pending CN111219611A (en) | 2013-07-18 | 2013-07-18 | Full-angle luminous bulb |
| CN201310300197.6A Pending CN104295945A (en) | 2013-07-18 | 2013-07-18 | An omnidirectional light bulb and manufacture method thereof |
| CN201910717835.1A Pending CN111219613A (en) | 2013-07-18 | 2013-07-18 | Method for manufacturing all-angle light-emitting bulb |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910717325.4A Pending CN111219611A (en) | 2013-07-18 | 2013-07-18 | Full-angle luminous bulb |
| CN201310300197.6A Pending CN104295945A (en) | 2013-07-18 | 2013-07-18 | An omnidirectional light bulb and manufacture method thereof |
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| CN (3) | CN111219611A (en) |
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- 2013-07-18 CN CN201910717835.1A patent/CN111219613A/en active Pending
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Also Published As
| Publication number | Publication date |
|---|---|
| CN111219611A (en) | 2020-06-02 |
| CN104295945A (en) | 2015-01-21 |
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Application publication date: 20200602 |