CN113405032A - LED bulb - Google Patents
LED bulb Download PDFInfo
- Publication number
- CN113405032A CN113405032A CN202110820218.1A CN202110820218A CN113405032A CN 113405032 A CN113405032 A CN 113405032A CN 202110820218 A CN202110820218 A CN 202110820218A CN 113405032 A CN113405032 A CN 113405032A
- Authority
- CN
- China
- Prior art keywords
- pin
- cup
- led bulb
- substrate
- lamp
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004806 packaging method and process Methods 0.000 claims abstract description 16
- 241000258971 Brachiopoda Species 0.000 claims abstract description 6
- 239000000758 substrate Substances 0.000 claims description 16
- 238000003466 welding Methods 0.000 claims description 11
- 238000005538 encapsulation Methods 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000011521 glass Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
Images
Classifications
-
- 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
- F21K9/235—Details of bases or caps, i.e. the parts that connect the light source to a fitting; Arrangement of components within bases or caps
-
- 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
- F21K9/238—Arrangement or mounting of circuit elements integrated in the light source
-
- 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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
-
- 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
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/02—Arrangement of electric circuit elements in or on lighting devices the elements being transformers, impedances or power supply units, e.g. a transformer with a rectifier
-
- 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
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Power Engineering (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
The invention discloses an LED bulb, which comprises a lamp shell and a lamp cap, wherein an LED chip and a chip support are arranged in the lamp shell, and the LED bulb is characterized in that: the chip support comprises a first pin and a second pin, the end portion of the first pin and the end portion of the first pin are embedded in the cup, a resistor is arranged in the cup and is welded with the end portion of the first pin and the end portion of the second pin to form electric connection, the cup is packaged through the packaging portion, the second pin is embedded in the packaging portion and is fixed with the cup into a whole, the packaging portion is fixed with the lamp shell through an inner clamping piece, and the second pin are connected with the lamp cap.
Description
Technical Field
The invention relates to a lamp, in particular to an LED bulb.
Background
The LED has advantages of high brightness, low heat, long service life and environmental protection, and is widely used in people's life, including home lighting, screen backlight, decorative lighting, etc.
At present, lamp strings are frequently used for decorative lighting in the market, a bulb on the lamp strings comprises a lamp shell, a lamp cap with threads, an LED chip, a chip support, a glass core rod and a resistor, the LED chip is packaged on the chip support, a wire is embedded in the glass core rod, the chip support is welded with the corresponding wire, the chip support is supported and fixed in an inner clamping piece through the glass core rod, and the wire is connected with the lamp cap after being welded with the resistor.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides an LED bulb.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the utility model provides a LED bulb, includes lamp body and lamp holder, be equipped with LED chip and chip support in the lamp body, its characterized in that: the chip support comprises a first pin and a second pin, the end portion of the first pin and the end portion of the first pin are embedded in the cup, a resistor is arranged in the cup and is welded with the end portion of the first pin and the end portion of the second pin to form electric connection, the cup is packaged through the packaging portion, the second pin is embedded in the packaging portion and is fixed with the cup into a whole, the packaging portion is fixed with the lamp shell through an inner clamping piece, and the second pin are connected with the lamp cap.
Be equipped with the hole that has the tapering in the interior fastener, encapsulation portion is the frustum type body with the hole tight fit.
The inner hole is provided with a plurality of avoiding grooves.
The chip support further comprises a substrate, the substrate is arranged in parallel with the second pins, the second pins are provided with connecting ends, one end of the substrate is connected with the connecting ends, the other end of the substrate is connected with the first pins, and the LED chip is fixed on the substrate and is connected with the connecting ends and the end portions of the first pins.
The inner clamping piece is a cylinder, and a plurality of wedge-shaped blocks are arranged on the outer surface of the inner clamping piece.
And a cup groove is formed in the cup body, and the end part of the first pin are positioned in the cup groove after penetrating through the cup body.
And the end part of the first pin which is connected out of the pin are both provided with a welding disc, and the resistor is welded with the welding disc.
The invention has the beneficial effects that: this structure is through redesigning bulb structure and chip support, the cup has been designed on the chip support, and encapsulate through the encapsulation portion with the fixed welding of resistance in the cup, therefore need not manual welding when the assembly, and above-mentioned structure easily realizes automated welding production, and usable current LED chip production facility produces, and need not this part of glass core bar, it is direct fixed with interior fastener through the encapsulation portion, the bulb structure has also been simplified correspondingly, thereby greatly reduced the assembly degree of difficulty and reduced the assemble duration, and the production efficiency is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic cross-sectional view of the present invention;
fig. 2 is a schematic structural view of a chip holder.
Fig. 3 is a schematic top view of the inner clip piece.
Detailed Description
Referring to fig. 1 to 3, the invention discloses an LED bulb, comprising a lamp housing 1 and a lamp cap 2, wherein an LED chip (not shown) and a chip support 3 are arranged in the lamp housing 1, the LED bulb further comprises a packaging part 4, a pin 5 and a cup body 6, the chip support 3 comprises a pin I7 and a pin II 8, the pin I7 and the pin II 8 are both formed by punching metal sheets, the end part of the pin I7 and the end part of the pin 5 are both embedded in the cup body 6, a resistor (not shown) is arranged in the cup body 6 and is welded with the end part of the pin I7 and the end part of the pin 5 to form electric connection, the cup body 6 is packaged by the packaging part 4, the pin II 8 is embedded in the packaging part 4 and fixed with the cup body 6 into a whole, the packaging part 4 is fixed with the lamp housing 1 by an inner clamping part 9, because the welding is machine spot welding, in order to prevent the desoldering and the solder joint from being oxidized and damped, the cup body 6 is packaged through the packaging part 4, in order to realize better supporting and fixing, the pin II 8 is embedded into the packaging part 4 and is fixed with the cup body 6 into a whole, so that a glass core rod is not needed, the cup body 6 is made of a plastic material, the packaging part 4 can be made of a resin material, the pin II 5 and the pin II 8 are connected with the lamp cap 2, certainly, in order to be connected with the lamp cap 2 conveniently, conducting wires can be additionally welded on the pin II 5 and the pin II 8 and are connected with the lamp cap 2 through the conducting wires, the lamp cap 2 is a spiral lamp cap 2 with a conventional structure, and the specific structure is not detailed.
As shown in the figure, interior fastener 9 is made for the plastic, is equipped with tapered hole 10 in the interior fastener 9, encapsulation portion 4 is the frustum type body with hole 10 tight fit, forms the tight fit through tapered hole 10 and encapsulation portion 4. Be equipped with a plurality of grooves 11 of dodging on the hole 10, because the annular spacer in addition on encapsulation portion 4, the annular spacer can block mutually with encapsulation portion 4 and make chip support 3 be fixed in preset position, therefore hole 10 is less, therefore chip support 3 can be followed and dodged groove 11 and passed, as further preferred structure, interior fastener 9 is a cylinder, and is equipped with a plurality of wedges 12 on the interior fastener 9 surface, and interior fastener 9 is convenient for when the card is gone into in lamp body 1 again can with lamp body 1 chucking like this.
As shown in the figure, the chip support 3 further comprises a substrate 31, the substrate 31 is preferably made of ceramic materials and is in a rectangular strip shape, the substrate 31 and the second pins 8 are arranged in parallel, the second pins 8 are integrally provided with connecting ends 32, the connecting ends 32 are in an L shape, one end of the substrate 31 is connected with the connecting ends 32, the other end of the substrate 31 is connected with the first pins 7, the whole support is in a structure similar to a U shape, the whole support is narrow and long, and a double-support structure is integrally formed, so that the support is easy to mount into a bulb in the follow-up process and has certain rigidity, a glass rod is not needed to serve as a support, the cost and the assembly process are saved, the pins are convenient to directly connect with the lamp holder 2 in the follow-up process and the structure of the pins is standard, and. The LED chip is fixed on the substrate 31 and connected to the connecting end 32 and the end of the first pin 7, which are also soldered, and the LED chip is packaged.
As shown in the figure, as the preferred structure, be equipped with cup groove 61 in the cup 6, the tip of pin 7 and the tip that connects out pin 5 pass the cup 6 and are located cup groove 61, and cup groove 61 is convenient for give the resistance location, and the follow-up encapsulation of being convenient for, as the preferred structure, the tip of pin 7 and the tip that connects out pin 5 all are equipped with pad 13, resistance with pad 13 welding, pad 13 area is defecated in the welding.
The LED light bulb provided by the embodiment of the present invention is described in detail above, and the principle and the implementation of the present invention are explained in the present document by applying specific examples, and the description of the above embodiments is only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (7)
1. The utility model provides a LED bulb, includes lamp body and lamp holder, be equipped with LED chip and chip support in the lamp body, its characterized in that: the chip support comprises a first pin and a second pin, the end portion of the first pin and the end portion of the first pin are embedded in the cup, a resistor is arranged in the cup and is welded with the end portion of the first pin and the end portion of the second pin to form electric connection, the cup is packaged through the packaging portion, the second pin is embedded in the packaging portion and is fixed with the cup into a whole, the packaging portion is fixed with the lamp shell through an inner clamping piece, and the second pin are connected with the lamp cap.
2. The LED bulb of claim 1, wherein: be equipped with the hole that has the tapering in the interior fastener, encapsulation portion is the frustum type body with the hole tight fit.
3. The LED bulb of claim 2, wherein: the inner hole is provided with a plurality of avoiding grooves.
4. The LED bulb of claim 1, wherein: the chip support further comprises a substrate, the substrate is arranged in parallel with the second pins, the second pins are provided with connecting ends, one end of the substrate is connected with the connecting ends, the other end of the substrate is connected with the first pins, and the LED chip is fixed on the substrate and is connected with the connecting ends and the end portions of the first pins.
5. The LED bulb of claim 1, wherein: the inner clamping piece is a cylinder, and a plurality of wedge-shaped blocks are arranged on the outer surface of the inner clamping piece.
6. The LED bulb of claim 1, wherein: and a cup groove is formed in the cup body, and the end part of the first pin are positioned in the cup groove after penetrating through the cup body.
7. The LED bulb of claim 1, wherein: and the end part of the first pin which is connected out of the pin are both provided with a welding disc, and the resistor is welded with the welding disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110820218.1A CN113405032A (en) | 2021-07-20 | 2021-07-20 | LED bulb |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110820218.1A CN113405032A (en) | 2021-07-20 | 2021-07-20 | LED bulb |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113405032A true CN113405032A (en) | 2021-09-17 |
Family
ID=77687013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110820218.1A Pending CN113405032A (en) | 2021-07-20 | 2021-07-20 | LED bulb |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113405032A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11953162B1 (en) * | 2023-08-08 | 2024-04-09 | Bing Zhao | Lampwick plug assembly and LED bulb |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111113786A (en) * | 2020-01-02 | 2020-05-08 | 重庆辉照光电科技有限公司 | Automatic molding process of lamp core column |
-
2021
- 2021-07-20 CN CN202110820218.1A patent/CN113405032A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111113786A (en) * | 2020-01-02 | 2020-05-08 | 重庆辉照光电科技有限公司 | Automatic molding process of lamp core column |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11953162B1 (en) * | 2023-08-08 | 2024-04-09 | Bing Zhao | Lampwick plug assembly and LED bulb |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210917 |