CN203313480U - LED circuit and LED lamp - Google Patents
LED circuit and LED lamp Download PDFInfo
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- CN203313480U CN203313480U CN2013202985333U CN201320298533U CN203313480U CN 203313480 U CN203313480 U CN 203313480U CN 2013202985333 U CN2013202985333 U CN 2013202985333U CN 201320298533 U CN201320298533 U CN 201320298533U CN 203313480 U CN203313480 U CN 203313480U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The utility model belongs to the field of circuits, and provides an LED circuit and an LED lamp. The LED circuit is connected with an alternating-current power supply. The LED circuit comprises: a rectifier module which is connected with the alternating-current power supply, and converts an alternating current outputted by the alternating-current power supply into a direct current; a filter module which is connected with the rectifier module and filters a high-frequency electromagnetic signal outputted by the rectifier module; an LED illumination module which is connected with the filter module and used for illumination; and a voltage regulation module which is connected with the LED illumination module, the filter module and the rectifier module and carries out voltage stabilization processing of a working voltage of the LED illumination module. In the utility model, the advantages, including nonmagnetic radiation, high efficiency and energy saving, of the LED lamp are applied to the medical field, so as to protect medical apparatus and instruments from being affected by magnetic radiation. Meanwhile, the LED lamp is long in service life, easy to control, energy-saving, capable of effectively reducing cost, and convenient for later maintenance.
Description
Technical field
The utility model belongs to circuit field, especially designs a kind of LED circuit and LED lamp.
Background technology
In medical industry, due to the electromagnetic radiation meeting of some light fixtures, affect the serviceability of instrument, especially at nulcear magnetic resonance (NMR) etc., itself have the place of strong magnetic radiation, the strong magnetic radiation of instrument and special power supply environment also can affect the useful life of light fixture.Often these places are not with lighting or select special incandescent lamp bulb often to change, like this patient's disease observation and the operation of instrument are all made troubles, and special incandescent lamp bulb cost is high, power consumption is large, life-span is also short, causes the maintenance workload in later stage very large.
And LED is as a kind of new and effective solid light source type, it adopts direct current supply, converts the electric energy major part to light, and the sub-fraction energy transform into heat energy, without magnetic radiation, has the distinguishing features such as energy-conservation, long-life, easy to control, environmental protection, it be of wide application.
Summary of the invention
The utility model provides a kind of LED circuit, is intended to solve the serviceability that the interior ordinary lamp and lantern of existing medical industry affects instrument, the problem that special incandescent lamp cost is high, power consumption large, the later maintenance workload is large.
In order to solve the problems of the technologies described above, the utility model provides a kind of LED circuit, is connected with AC power, and described LED circuit comprises:
With described AC power, be connected, the alternating current of described AC power output is converted to galvanic rectification module;
With described rectification module, be connected the filtration module of the high-frequency electromagnetic signal of the described rectification module output of filtering;
With described filtration module, be connected the LED lighting module thrown light on; And
With described LED lighting module, described filtration module and described rectification module, be connected, the operating current of described LED lighting module carried out to the voltage regulating module of constant process.
Further, described rectification module is rectifier bridge BD1;
The first input end of described rectifier bridge BD1 is connected with two outputs of described AC power respectively with the second output, the output and ground of described rectifier bridge BD1 is connected with output with the input of described filtration module respectively, the earth terminal ground connection of described rectifier bridge BD1.
Further, described filtration module comprises filter capacitor C1 and polar capacitor C2;
The first end of described filter capacitor C1 is that the input of described filtration module is connected with the input of described LED lighting module with the anode of described polar capacitor C2 respectively, and the second end of described filter capacitor C1 is that the output of described filtration module is connected with the negative electrode of described polar capacitor C2 and the output of described voltage regulating module respectively.
Further, described LED lighting module comprises the light-emitting diode D1 of one or more parallel connections;
The anode of described light-emitting diode D1 is the input of described LED lighting module, and the negative electrode of described light-emitting diode D1 is connected with described voltage regulating module.
Further, described voltage regulating module is that model is the current regulator diode D2 of LT100D.
The utility model also provides a kind of LED lamp, and described LED lamp comprises LED circuit for lamp described above.
In the utility model, by the LED lamp without magnetic radiation, the energy-efficient medical field that is applied to, avoid the performance impact of magnetic radiation to medicine equipment, simultaneously long, easy to control, energy-conserving and environment-protective of LED life-span, can be effectively cost-saving and to the maintenance in later stage.
The accompanying drawing explanation
Fig. 1 is the modular structure figure of the LED circuit that provides of the utility model embodiment;
Fig. 2 is the circuit structure diagram of the LED circuit that provides of the utility model embodiment.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
Below in conjunction with specific embodiment, specific implementation of the present invention is described in detail:
Fig. 1 shows the LED circuit that the present embodiment provides, and is connected with AC power 101, and LED circuit comprises:
With AC power 101, be connected, the alternating current of AC power 101 outputs is converted to galvanic rectification module 102;
With rectification module 102, be connected the filtration module 103 of the high-frequency electromagnetic signal of filtering rectification module 102 outputs;
With filtration module 103, be connected the LED lighting module 104 thrown light on; And
With LED lighting module 104, filtration module 103 and rectification module 102, be connected, the operating current of LED lighting module 104 carried out to the voltage regulating module 105 of constant process.
In the utility model embodiment, AC power 101 is generally the safety AC power supply, i.e. the AC power of 36V.
As shown in Figure 2, as the utility model one embodiment, rectification module 102 is rectifier bridge BD1;
The first input end of rectifier bridge BD1 is connected with two outputs of AC power 101 respectively with the second output, and the output and ground of rectifier bridge BD1 is connected with output with the input of filtration module 103 respectively, the earth terminal ground connection of rectifier bridge BD1.
As the utility model one embodiment, filtration module 103 comprises filter capacitor C1 and polar capacitor C2;
The first end of filter capacitor C1 is that the input of described filtration module is connected with the input of described LED lighting module with the anode of polar capacitor C2 respectively, and the second end of filter capacitor C1 is that the output of filtration module 103 is connected with the output of voltage regulating module 105 with the negative electrode of polar capacitor C2 respectively.
As the utility model one embodiment, LED lighting module 104 comprises the light-emitting diode D1 of one or more parallel connections;
The anode of light-emitting diode D1 is the input of described LED lighting module, and the negative electrode of light-emitting diode D1 is connected with described voltage regulating module.
In the utility model embodiment, the annexation of the light-emitting diode D1 that LED lighting module 104 comprises can also be connected, can be also to connect with in parallel combined, according to different situations, arrange in actual the use, annexation also changes accordingly.
As the utility model one embodiment, voltage regulating module 105 is the current regulator diode D2 of LT100D for model.
Below the operation principle of technical scheme that the present embodiment is provided describe.
The alternating current that rectification module 102 is connected with AC power 101 for described AC power is exported is converted to direct current, prevents that AC power 101 reversal connections from causing circuit to damage or cisco unity malfunction; Filtration module 103 for the filtering high-frequency electromagnetic signal in case the direct voltage moment sudden change of spline after changing, direct voltage drive LED lighting module 104 after filtering throws light on, then by the operating voltage of 105 pairs of LED lighting modules 104 of voltage regulating module, carry out the voltage stabilizing processing, voltage that can automatic absorption 5-100V when the driving voltage fluctuation of input LED lighting module 104 is constant to guarantee the current stabilization of LED lighting module 104 when the work.
The utility model has also improved a kind of LED lamp, the LED circuit for lamp that the LED lamp is above-mentioned.
In the utility model embodiment, the LED lamp also comprises a lampshade, and the light that LED is sent is softer, more uniformly to space scattering.
In the utility model embodiment, by the LED lamp without magnetic radiation, the energy-efficient medical field that is applied to, avoid the performance impact of magnetic radiation to medicine equipment, simultaneously long, easy to control, energy-conserving and environment-protective of LED life-span, can be effectively cost-saving and to the maintenance in later stage.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (6)
1. a LED circuit, be connected with AC power, it is characterized in that, described LED circuit comprises:
With described AC power, be connected, the alternating current of described AC power output is converted to galvanic rectification module;
With described rectification module, be connected the filtration module of the high-frequency electromagnetic signal of the described rectification module output of filtering;
With described filtration module, be connected the LED lighting module thrown light on; And
With described LED lighting module, described filtration module and described rectification module, be connected, the operating current of described LED lighting module carried out to the voltage regulating module of constant process.
2. LED circuit as claimed in claim 1, is characterized in that, described rectification module is rectifier bridge BD1;
The first input end of described rectifier bridge BD1 is connected with two outputs of described AC power respectively with the second output, the output and ground of described rectifier bridge BD1 is connected with output with the input of described filtration module respectively, the earth terminal ground connection of described rectifier bridge BD1.
3. LED circuit as claimed in claim 2, is characterized in that, described filtration module comprises filter capacitor C1 and polar capacitor C2;
The first end of described filter capacitor C1 is that the input of described filtration module is connected with the input of described LED lighting module with the anode of described polar capacitor C2 respectively, and the second end of described filter capacitor C1 is that the output of described filtration module is connected with the negative electrode of described polar capacitor C2 and the output of described voltage regulating module respectively.
4. LED circuit as claimed in claim 3, is characterized in that, described LED lighting module comprises the light-emitting diode D1 of one or more parallel connections;
The anode of described light-emitting diode D1 is the input of described LED lighting module, and the negative electrode of described light-emitting diode D1 is connected with described voltage regulating module.
5. LED circuit as claimed in claim 4, is characterized in that, described voltage regulating module is that model is the current regulator diode D2 of LT100D.
6. a LED lamp, is characterized in that, described LED lamp comprises LED circuit for lamp as described as claim 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202985333U CN203313480U (en) | 2013-05-28 | 2013-05-28 | LED circuit and LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202985333U CN203313480U (en) | 2013-05-28 | 2013-05-28 | LED circuit and LED lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203313480U true CN203313480U (en) | 2013-11-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202985333U Expired - Fee Related CN203313480U (en) | 2013-05-28 | 2013-05-28 | LED circuit and LED lamp |
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| Country | Link |
|---|---|
| CN (1) | CN203313480U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103857095A (en) * | 2014-01-15 | 2014-06-11 | 洛阳博信光电科技有限公司 | LED circuit and LED lamp |
-
2013
- 2013-05-28 CN CN2013202985333U patent/CN203313480U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103857095A (en) * | 2014-01-15 | 2014-06-11 | 洛阳博信光电科技有限公司 | LED circuit and LED lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: Buji street, Longgang District of Shenzhen city cloth Lan Road 518000 Guangdong province No. 135 Gan Li six road No. 9 Patentee after: Shenzhen Hoyol Opto Electronic Co., Ltd. Address before: 518000, Gan Li Science Park, 135 Shenzhen Road, Buji street, Longgang District, Guangdong, China Patentee before: Hongya Photoelectronics Co., Ltd., Shenzhen City |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131127 Termination date: 20200528 |