CN104930384A - LED lamp - Google Patents
LED lamp Download PDFInfo
- Publication number
- CN104930384A CN104930384A CN201510379007.3A CN201510379007A CN104930384A CN 104930384 A CN104930384 A CN 104930384A CN 201510379007 A CN201510379007 A CN 201510379007A CN 104930384 A CN104930384 A CN 104930384A
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- China
- Prior art keywords
- led
- resistance wire
- shell
- cell
- silk
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Classifications
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- 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
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
-
- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The present invention provides an LED lamp, and relates to the lighting technology field. A resistance wire is serially connected between an LED filament and a power supply, due to the fact that certain power is dissipated by the resistance wire in operation and loss power rises along with increase of LED current, temperature of the resistance wire rises, and the resistance wire works in a high temperature state for a long time; the problems of size limit and heat dissipation are solved by putting the resistance wire into a bulb shell, and a silicon controlled rectifier light modulator can also be serially connected to adjust brightness of the LED lamp; and in addition, the whole circuit is simple, easy to implement and relatively small in size, the whole circuit can be integratedly embedded into a lamp holder of the LED lamp, so that integral appearance of the LED lamp can be relatively similar to appearance of an incandescent lamp so as to effectively improve user acceptability, thereby facilitating popularization and application.
Description
Technical field
The present invention relates to lighting technical field, particularly relate to a kind of LED.
Background technology
At present, as the LED of the spot light of a new generation, the advantages such as electro-optic conversion rate is high, the life-span long owing to having, with low cost and environmental protection, are widely used in daily life and then LED technology are developed fast, and deriving the lighting apparatus of numerous kinds.
Such as, LED silk lamp, its incandescent lamp relatively common in appearance, make the reception degree of user higher, but because the drive circuit correlation technique of LED silk lamp relatively lags behind, cause the volume of drive circuit module larger, therefore in traditional LED silk lamp, all need the joining place between lamp holder and cell-shell that the plastic casing being specifically designed to and placing drive circuit module is set, and then make the outward appearance of whole LED silk just have certain difference, and then the reception degree of user is reduced greatly, and be also not easy to for routine use.
In addition, current in order to make LED silk lamp realize controllable silicon light modulation as incandescent lamp, generally need to arrange dimming switch power circuit block, but because the volume of this power circuit block is larger, it directly cannot put into the lamp holder of LED silk lamp, and then further increases the overall volume of LED silk lamp.
Summary of the invention
In view of the above problems, the application describes a kind of LED, it is characterized in that, described LED comprises:
Lamp holder, has alternating current link and cell-shell link;
Cell-shell, is connected with the cell-shell link of described lamp holder;
Glass stem, to be arranged in described lamp holder and to extend in described cell-shell;
Rectifying installation, embeds and be arranged in described lamp holder, and have ac input end and DC output end, and described interchange link is connected with described ac input end;
The resistance of electricity silk, is positioned at described cell-shell and is fixedly installed on described glass stem;
LED silk, is positioned at described cell-shell and is fixedly installed on described glass stem; And
Described resistance wire and described LED silk are series at the DC output end of described rectifying installation; And
Described alternating current link is by described ac input end input AC electricity extremely described rectifying installation, described AC rectification is drive described LED silk luminous by described DC output end after direct current by described rectifying installation, and described resistance wire carries out current limliting to the direct current flowing through described LED silk.
Above-mentioned LED, wherein, described LED also comprises:
Controllable silicon dimmer, connects with described LED silk, adjusts the brightness of described LED with the electric current being flowed through described LED silk by adjustment.
Above-mentioned LED, wherein, an AC power, described alternating current link connects, and provides electric energy based on described AC power to described LED.
Above-mentioned LED, wherein, described LED also comprises:
Fuse, is connected between described AC power and described rectifying installation.
Above-mentioned LED, wherein, described rectifying installation is bridge rectifier.
Above-mentioned LED, wherein, described resistance wire is nickel filament resistance or manganese-copper filament resistance.
Above-mentioned LED, wherein, described resistance wire is fastened on described glass stem.
Above-mentioned LED, wherein, the material of described cell-shell is light-transmitting materials.
Above-mentioned LED, wherein, the material of described cell-shell is glass.
Technique scheme tool has the following advantages or beneficial effect:
A kind of LED recorded in the application, by by series resistance silk between LED silk and power supply, due to the resistance wire certain power of loss at work, and along with the increase of LED current, loss power raises, and causes resistance temperature to raise, and long-term work is in the condition of high temperature, resistance wire is placed on cell-shell inside and solves the limited and heat dissipation problem of volume, and also can serial connection controllable silicon light modulator, to adjust the brightness of LED; In addition, integrated circuit is simple, realizes easily and small volume, can be arranged in the lamp holder of LED by embed wholly, make the outward appearance of the overall appearance of LED and incandescent lamp comparatively approximate, effectively to improve user's acceptance, easy to utilize.
Accompanying drawing explanation
With reference to appended accompanying drawing, to describe embodiments of the invention more fully.But, appended accompanying drawing only for illustration of and elaboration, do not form limitation of the scope of the invention.
Fig. 1 is the device structure schematic diagram of LED in the embodiment of the present application;
Fig. 2 is the electrical block diagram of LED in the embodiment of the present application.
Detailed description of the invention
The LED provided in the embodiment of the present invention, can be applicable in filament lamp product, mainly by utilizing resistance wire and LED silk to connect Limited Current, also by serial connection controllable silicon light modulator and then the function realizing LED light modulation; Because above-mentioned resistance wire of connecting with LED adopts miniaturized resistance wire; due to the resistance wire certain power of loss at work; and along with the increase of LED current; loss power raises; resistance temperature is caused to raise; and long-term work is in the condition of high temperature; resistance wire is placed on cell-shell inside and solves the limited and heat dissipation problem of volume; and utilize controllable silicon dimmer to realize the dimming function of LED; take into account the temperature protection function of circuit simultaneously, and there is the advantages such as such as circuit is simple, volume is little, cost is low, manufacture processing is simple.
Below in conjunction with the drawings and specific embodiments, the preparation method to pel array of the present invention and the display device that comprises this pel array is described in detail.
Embodiment one
Fig. 1 is the electrical block diagram of LED in the embodiment of the present application; As shown in Figure 1, a kind of LED in the application, based in the system utilizing AC power to power to LED, can comprise:
Lamp holder 2, has alternating current link and cell-shell 1 link.
AC power, can be daily civilian alternating current (as the alternating current of domestic civilian 220V/50Hz, certainly also can use the alternating current of other specifications, as long as it is in the scope of follow-up rectifying installation rectification), provides electric energy for LED;
Rectifying installation, embed and be arranged in lamp holder 2, have ac input end and DC output end, above-mentioned AC power is connected with ac input end, and AC rectification AC power provided to utilize this rectifying installation for direct current, and exports through DC output end;
Resistance wire 4 and LED silk 3, be connected on the DC output end of above-mentioned rectifying installation, to utilize DC powered LED silk 3 luminous, simultaneously, resistance wire 4 is current-limiting resistance, because the power consumption of current-limiting resistance is larger, around be arranged at lamp holder and extend on the glass stem in cell-shell or separate connection on stem stem, due to the resistance wire certain power of loss at work, and along with the increase of LED current, loss power raises, resistance temperature is caused to raise, and long-term work is in the condition of high temperature, resistance wire is placed on cell-shell inside and solves the limited and heat dissipation problem of volume, on this structure chart, resistance wire 4 can be wrapped in outside LED silk 3, direct representation resistance wire 4 in figure, namely conveniently observe, resistance wire 4 and LED silk 3 are directly shown in figure.Or as shown in Figure 1, resistance wire is wrapped on glass stem.
Preferably, above-mentioned LED also can comprise controllable silicon dimmer (not shown), this controllable silicon dimmer is connected with above-mentioned resistance wire 4, LED silk 3, for the current value being flowed through LED by adjustment, and then the object that realization adjusts LED brightness.
Preferably, above-mentioned LED also can comprise fuse (not indicating in figure), and AC power is connected with rectifying installation by fuse, protects for alternating current circuit.
Preferably, above-mentioned LED can be LED silk lamp, and rectifying installation can be bridge rectifier, and resistance wire 4 can be nickel filament resistance or manganese-copper filament resistance.
Preferably, above-mentioned LED comprises the cell-shell 1, lamp holder 2 and the glass stem 5 that is arranged in cell-shell that are mutually connected, and the rectifying installation embedding in the present embodiment is arranged in lamp holder 2, with make LED and current incandescent lamp outward appearance comparatively approximate, and then improve the acceptance of user, easy to utilize.
Preferably, the material of above-mentioned cell-shell 1 can be the light-transmitting materials such as such as glass.
Embodiment two
Fig. 2 is the structural circuit figure of LED in the embodiment of the present application, and as shown in Figure 2, on the basis based on above-described embodiment one, the structural circuit of the LED in the embodiment of the present application comprises:
There is the AC power (not indicating in figure) of link L and link N, and link L is connected to the ac input end 1 of bridge rectifier BD by fuse F, link N is then connected to the ac input end 3 of bridge rectifier BD, carries out rectification and export direct current through DC output end 2 and DC output end 4 to make bridge rectifier BD to the alternating current that above-mentioned AC power provides.
Further, above-mentioned drive circuit also comprises and is connected on LED silk lamp between above-mentioned DC output end 2 and DC output end 4 and resistance wire R, namely sinusoidal ac is after fuse (i.e. fuse) F and bridge rectifier (i.e. bridge heap) BD rectification, exports half sine wave voltage; When this half sine wave voltage flows through the load circuit comprising LED silk lamp and resistance wire R composition, because LED silk lamp is constant voltage partial pressure device, and then make residual voltage all be applied on resistance wire R, namely this resistance wire R is mainly used in dividing potential drop current limliting.
Such as, when input ac voltage raises time, resistance wire R shares voltage will raise, and then the electric current flowing through LED silk lamp and resistance wire R will raise, namely power resistance wire R consumed will increase, temperature on resistance wire R will raise, and long-term work is in the condition of high temperature, resistance wire R is placed on cell-shell inside and solves the limited and heat dissipation problem of volume.
In addition, above-mentioned structural circuit also can comprise controllable silicon dimmer, a part (in the scope preset) is cut off to make AC wave shape phase angle, namely make the voltage be applied on responsible LED silk and resistance wire R change thereupon, the dividing potential drop of LED silk then immobilizes, because resistance wire R plays the effect of dividing potential drop current limliting, when input ac voltage raises time, resistance wire R shares voltage rising, the electric current flowing through LED silk and resistance wire R raises, the consumed power of resistance wire R increases, the electric current flow through when input voltage reduces on LED silk and resistance wire R reduces, thus achieve dimming function, the effect of resistance wire R plays Limited Current effect when voltage raises, restriction LED flows through electric current, be unlikely to burn out LED lamp bead.
Preferably, above-mentioned resistance wire R can be nickel filament resistance or manganese-copper filament resistance.
In sum, in the above embodiment of the present invention, by by series resistance silk between LED silk and power supply, due to the resistance wire certain power of loss at work, and along with the increase of LED current, loss power raises, cause resistance temperature to raise, and long-term work is in the condition of high temperature, resistance wire is placed on cell-shell inside and solves the limited and heat dissipation problem of volume, and also can serial connection controllable silicon light modulator, to adjust the brightness of LED; In addition, integrated circuit is simple, realizes easily and small volume, can be arranged in the lamp holder of LED by embed wholly, make the outward appearance of the overall appearance of LED and incandescent lamp comparatively approximate, effectively to improve user's acceptance, easy to utilize.
For a person skilled in the art, after reading above-mentioned explanation, various changes and modifications undoubtedly will be apparent.Therefore, appending claims should regard the whole change and correction of containing true intention of the present invention and scope as.In Claims scope, the scope of any and all equivalences and content, all should think and still belong to the intent and scope of the invention.
Claims (9)
1. a LED, is characterized in that, described LED comprises:
Lamp holder, has alternating current link and cell-shell link;
Cell-shell, is connected with the cell-shell link of described lamp holder;
Glass stem, to be arranged in described lamp holder and to extend in described cell-shell;
Rectifying installation, embeds and be arranged in described lamp holder, and have ac input end and DC output end, and described interchange link is connected with described ac input end;
Resistance wire, is positioned at described cell-shell and is arranged on described glass stem;
LED silk, is positioned at described cell-shell and is fixedly installed on described glass stem; And
Described resistance wire and described LED silk are series at the DC output end of described rectifying installation; And
Described alternating current link is by described ac input end input AC electricity extremely described rectifying installation, described AC rectification is drive described LED silk luminous by described DC output end after direct current by described rectifying installation, and described resistance wire carries out current limliting to the direct current flowing through described LED silk.
2. LED as claimed in claim 1, it is characterized in that, described LED also comprises:
Controllable silicon dimmer, connects with described LED silk, adjusts the brightness of described LED with the electric current being flowed through described LED silk by adjustment.
3. LED according to claim 1, is characterized in that, an AC power, is connected, provides electric energy based on described AC power to described LED with described alternating current link.
4. LED as claimed in claim 3, it is characterized in that, described LED also comprises:
Fuse, is connected between described AC power and described rectifying installation.
5. LED as claimed in claim 1, it is characterized in that, described rectifying installation is bridge rectifier.
6. LED as claimed in claim 1, it is characterized in that, described resistance wire is nickel filament resistance or manganese-copper filament resistance.
7. LED as claimed in claim 1, it is characterized in that, described resistance wire is fastened on described glass stem.
8. LED as claimed in claim 1, it is characterized in that, the material of described cell-shell is light-transmitting materials.
9. LED as claimed in claim 8, it is characterized in that, the material of described cell-shell is glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510379007.3A CN104930384A (en) | 2015-07-01 | 2015-07-01 | LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510379007.3A CN104930384A (en) | 2015-07-01 | 2015-07-01 | LED lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104930384A true CN104930384A (en) | 2015-09-23 |
Family
ID=54117677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510379007.3A Pending CN104930384A (en) | 2015-07-01 | 2015-07-01 | LED lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104930384A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108513391A (en) * | 2018-03-07 | 2018-09-07 | 苏州科思尼克照明科技有限公司 | A kind of method that Crystal lamp illumination dims color-temperature regulating equipment and dims color-temperature regulating |
| CN110741198A (en) * | 2018-04-27 | 2020-01-31 | 广明源光科技股份有限公司 | LED bulb and electrical equipment |
| WO2020069723A1 (en) * | 2018-10-01 | 2020-04-09 | Flowil International Lighting (Holding) B.V. | Linear led light source |
| US11549650B2 (en) | 2019-01-24 | 2023-01-10 | Signify Holding B.V. | LED filament arrangement |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201934970U (en) * | 2010-12-15 | 2011-08-17 | 德清新明辉电光源有限公司 | Light emitting diode (LED) candle-bulb lamp |
| JP2012142132A (en) * | 2010-12-28 | 2012-07-26 | Panasonic Corp | Led lighting device and lighting equipment using it |
| CN203467002U (en) * | 2013-06-25 | 2014-03-05 | 华东理工大学 | LED constant-current power supply |
| CN203731144U (en) * | 2014-01-27 | 2014-07-23 | 凌荣庭 | LED lamp filament bulb |
| CN204756543U (en) * | 2015-07-01 | 2015-11-11 | 上海顿格电子贸易有限公司 | LED lamp |
-
2015
- 2015-07-01 CN CN201510379007.3A patent/CN104930384A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201934970U (en) * | 2010-12-15 | 2011-08-17 | 德清新明辉电光源有限公司 | Light emitting diode (LED) candle-bulb lamp |
| JP2012142132A (en) * | 2010-12-28 | 2012-07-26 | Panasonic Corp | Led lighting device and lighting equipment using it |
| CN203467002U (en) * | 2013-06-25 | 2014-03-05 | 华东理工大学 | LED constant-current power supply |
| CN203731144U (en) * | 2014-01-27 | 2014-07-23 | 凌荣庭 | LED lamp filament bulb |
| CN204756543U (en) * | 2015-07-01 | 2015-11-11 | 上海顿格电子贸易有限公司 | LED lamp |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108513391A (en) * | 2018-03-07 | 2018-09-07 | 苏州科思尼克照明科技有限公司 | A kind of method that Crystal lamp illumination dims color-temperature regulating equipment and dims color-temperature regulating |
| CN110741198A (en) * | 2018-04-27 | 2020-01-31 | 广明源光科技股份有限公司 | LED bulb and electrical equipment |
| WO2020069723A1 (en) * | 2018-10-01 | 2020-04-09 | Flowil International Lighting (Holding) B.V. | Linear led light source |
| US11549650B2 (en) | 2019-01-24 | 2023-01-10 | Signify Holding B.V. | LED filament arrangement |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20150923 |