CN202382039U - Light-emitting diode (LED) fluorescent lamp - Google Patents
Light-emitting diode (LED) fluorescent lamp Download PDFInfo
- Publication number
- CN202382039U CN202382039U CN2011204551772U CN201120455177U CN202382039U CN 202382039 U CN202382039 U CN 202382039U CN 2011204551772 U CN2011204551772 U CN 2011204551772U CN 201120455177 U CN201120455177 U CN 201120455177U CN 202382039 U CN202382039 U CN 202382039U
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- shell
- fluorescent lamp
- led
- led fluorescent
- substrate
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Abstract
The utility model provides a light-emitting diode (LED) fluorescent lamp. The LED fluorescent lamp comprises a driving circuit, a shell, a substrate embedded in the shell, an LED array arranged on the substrate, and a light guide lamp shade, wherein the driving circuit is sequentially provided with a ripple rejection and filter rectifying circuit, a high-frequency oscillation switching transformation circuit, a primary rectifier filtering and voltage stabilizing circuit and a direct current constant current output circuit; the shell has a tubular hollow structure, one side of a tube wall of the shell is molded into a semicircular surface with a toothed surface, and the other side of the tube wall of the shell is longitudinally molded into an embedded groove; the LED array comprises a plurality of LED patches which are arranged in equal distance; the substrate is movably embedded in the embedded groove of the shell; and the light guide lamp shade is made of a polyvinyl chloride (PVC) material. The LED fluorescent lamp dissipates heat by utilizing an aluminum substrate and an aluminum alloy molding material shell, the effect is good, and the service life of the lamp can be prolonged; and moreover, because the light guide lamp shade is made of the PVC material, the LED fluorescent lamp is soft in light rays, low in power consumption and durable.
Description
Technical field
The utility model relates to a kind of fluorescent lamp, particularly a kind of LED fluorescent lamp with good heat radiating property.
Background technology
What the LED light fixture adopted is the semi-conductor electricity light source of environmental type, and light is soft, spectroscopic pure; Superpower energy-saving and environmental protection simultaneously are one of products of national green energy conservation illuminating engineering focus development, the LED fluorescent lamp that occurs at present; Its structure comprises substrate, led array, drive circuit, expansion electro-optical device; To exchange the input modulation conversion by drive circuit is the required direct current continuous current of LED light fixture, and the driving LED array produces a day light effect, expands the light efficiency that electro-optical device is used to strengthen led array.Its shortcoming is that the substrate heat radiation is undesirable, influences the service life of light fixture, and lampshade adopts common glass or plastic material in addition, and astigmatism is undesirable and frangible.
The utility model content
The purpose of the utility model is to the existing unfavorable shortcoming of LED fluorescent lamp heat radiation; A kind of LED fluorescent lamp with good heat radiating property is provided; This LED fluorescent lamp utilizes aluminium base and aluminium alloy moulding material shell to dispel the heat, and is effective, and LED fluorescent tube front is designed to milky PVC leaded light face shield; Light is softer, and power consumption is lower.
In order to solve above-mentioned prior art problem, the technical scheme of the utility model is:
The utility model LED fluorescent lamp comprises that being used for exchanging the input modulation conversion is the drive circuit of the required direct current continuous current of LED; And shell; And be embedded at the substrate of shell, and be provided with on the substrate, be used to produce the led array of day light effect, and be used for the leaded light lampshade of leaded light.
Said drive circuit be sequentially set with one be used for filter rectification ripple suppress, filter rectifier; And one be used for transformation higher-order of oscillation switch transforming circuit; And one be used for further filtering secondary commutation filtering and mu balanced circuit, an and direct current constant current output circuit.
Said shell is the hollow structure of a tubulose, and its tube wall one side is shaped to the surface and is the semicircle cambered surface of profile of tooth, and opposite side vertically forms embedding slot, and the cross section of embedding slot and the cross section of substrate are complementary.
Said led array comprises the equidistant a plurality of LED pasters that are provided with on the aluminium base.
Said aluminium base activity is embedded in the embedding slot of shell and aluminium alloy moulding material shell links, and utilizes this aluminium shell to dispel the heat, and the LED evolution of heat can be delivered in the air rapidly.
Said leaded light lampshade adopts the PVC material.
Operation principle: when power supply inserted, through ripple inhibition, filter rectifier, the disturbing wave of filtering electrical network effectively suppressed the disturbing wave of circuit product; AC signal is rectified into DC voltage, with the further filtering Alternating Component of DC voltage, is sent to higher-order of oscillation on-off circuit resonance through filter capacitor; Transforming circuit becomes high pressure into needed low voltage value; Be sent to secondary commutation filtering and mu balanced circuit and obtain the galvanic current pressure, export to the direct current constant-current circuit, the magnitude of voltage of constant our design; Export led array to, light the 3014SMD lamp.
The beneficial effect of the utility model LED fluorescent lamp has: utilize the aluminium shell to dispel the heat, the heat that LED is sent can be delivered to rapidly in the air, and is effective, the longer service life of product; The leaded light lampshade adopts the PVC material, and the light of getting is softer, be evenly distributed, on the power consumption than traditional fluorescent lamp economize on electricity 60%, illuminance more traditional bright 20%.
Description of drawings
Fig. 1 is the structural representation of the utility model LED fluorescent lamp;
Fig. 2 is the electrical block diagram of the utility model LED fluorescent lamp;
Fig. 3, the sketch map that links for the substrate and the shell of the utility model LED fluorescent lamp.
The specific embodiment
Like Fig. 1; The utility model LED fluorescent lamp comprises that being used for exchanging the input modulation conversion is the drive circuit of the required direct current continuous current of LED, and shell 10, and is embedded at the substrate 11 of shell; And be provided with on the substrate, at the led array that is used to produce day light effect, and be used for the leaded light lampshade of leaded light.
Like Fig. 2; The drive circuit of the utility model LED fluorescent lamp be sequentially set with one be used for filter rectification ripple suppress, filter rectifier; And one be used for transformation higher-order of oscillation switch transforming circuit; And one be used for further filtering secondary commutation filtering and mu balanced circuit, an and direct current constant current output circuit.
Like Fig. 3, the shell 10 of the utility model LED fluorescent lamp is the hollow structure of a tubulose, and its tube wall one side is shaped to the surface and is the semicircle cambered surface 10a of profile of tooth, and opposite side vertically forms embedding slot 10b, and the cross section of embedding slot and the cross section of substrate are complementary; Led array comprises the equidistant a plurality of LED pasters 12 that are provided with on the aluminium base.
During use, insert power supply, through ripple inhibition, filter rectifier; The disturbing wave of filtering electrical network effectively suppresses the disturbing wave of circuit product, and AC signal is rectified into DC voltage, through filter capacitor with the further filtering Alternating Component of DC voltage; Be sent to higher-order of oscillation on-off circuit resonance, transforming circuit becomes high pressure into needed low voltage value, is sent to secondary commutation filtering and mu balanced circuit and obtains the galvanic current pressure; Export to the direct current constant-current circuit; The magnitude of voltage of constant our design exports led array to, lights the 3014SMD lamp.
The aluminium base activity of this LED fluorescent lamp is embedded in the embedding slot of shell and aluminium alloy moulding material shell links, and utilizes this aluminium shell to dispel the heat, and the LED evolution of heat can be delivered to rapidly in the air; The leaded light lampshade adopts the PVC material, and the light of getting is softer, be evenly distributed, on the power consumption than traditional fluorescent lamp economize on electricity 60%, illuminance more traditional bright 20%.
Below the utility model is done a detailed description; The above is merely the preferred embodiment of the utility model, when not limiting the utility model practical range; Be allly to do impartial change and modify, all should still belong in the utility model covering scope according to the application's scope.
Claims (7)
1.LED fluorescent lamp is characterized in that, includes: drive circuit, reach shell, and be embedded at the substrate of shell, and the led array on the substrate is set, and the leaded light lampshade.
2. LED fluorescent lamp according to claim 1; It is characterized in that said drive circuit is sequentially set with ripple inhibition, filter rectifier, and a higher-order of oscillation switch transforming circuit; And level rectifying and wave-filtering and mu balanced circuit, an and direct current constant current output circuit.
3. LED fluorescent lamp according to claim 1 is characterized in that, said shell is the hollow structure of a tubulose, and its tube wall one side is shaped to the surface and is the semicircle cambered surface of profile of tooth, and opposite side vertically forms embedding slot.
4. LED fluorescent lamp according to claim 3 is characterized in that, the cross section of said shell embedding slot and the cross section of substrate are complementary.
5. LED fluorescent lamp according to claim 1 is characterized in that, said led array comprises the equidistant a plurality of LED pasters that are arranged on the aluminium base.
6. LED fluorescent lamp according to claim 5 is characterized in that, said aluminium base activity is embedded in the embedding slot of shell and aluminium alloy moulding material shell links.
7. LED fluorescent lamp according to claim 1 is characterized in that, said leaded light lampshade adopts the PVC material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204551772U CN202382039U (en) | 2011-11-09 | 2011-11-09 | Light-emitting diode (LED) fluorescent lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204551772U CN202382039U (en) | 2011-11-09 | 2011-11-09 | Light-emitting diode (LED) fluorescent lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202382039U true CN202382039U (en) | 2012-08-15 |
Family
ID=46630540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204551772U Expired - Fee Related CN202382039U (en) | 2011-11-09 | 2011-11-09 | Light-emitting diode (LED) fluorescent lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202382039U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103047572A (en) * | 2012-12-28 | 2013-04-17 | 江苏省勇仕照明有限公司 | LED fluorescent lamp for centralized control and LED fluorescent lamp manufacturing method |
-
2011
- 2011-11-09 CN CN2011204551772U patent/CN202382039U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103047572A (en) * | 2012-12-28 | 2013-04-17 | 江苏省勇仕照明有限公司 | LED fluorescent lamp for centralized control and LED fluorescent lamp manufacturing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120815 Termination date: 20141109 |
|
| EXPY | Termination of patent right or utility model |