CN210670678U - High-efficient bridging device of LED - Google Patents
High-efficient bridging device of LED Download PDFInfo
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- CN210670678U CN210670678U CN201921517826.XU CN201921517826U CN210670678U CN 210670678 U CN210670678 U CN 210670678U CN 201921517826 U CN201921517826 U CN 201921517826U CN 210670678 U CN210670678 U CN 210670678U
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- led lamp
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- led
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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
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
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Abstract
The utility model discloses a LED high-efficiency bridging device, which comprises a PCB (printed circuit board), wherein a first alternating current AC1, a current-limiting resistor R1, a LED lamp group assembly and a second alternating current AC2 are packaged on the PCB, the LED lamp group assembly comprises a positive half-shaft LED lamp group, a middle LED lamp group and a negative half-shaft LED lamp group, the middle LED lamp group is positioned between the positive half-shaft LED lamp group and the negative half-shaft LED lamp group, and the middle LED lamp group is electrically connected with the positive half-shaft LED lamp group; when the second alternating current AC2 is input into the positive half shaft, the positive half shaft LED lamp group works, the negative half shaft LED lamp group does not work, when the second alternating current AC2 is input into the negative half shaft, the negative half shaft LED lamp group works, the positive half shaft LED lamp group does not work, LED one-way conductivity is adopted, a bridge type rectifying circuit is realized in an LED combination mode, and the bridge type LED can also participate in light emitting, so that the light efficiency is improved; the number of devices is small, the production failure is reduced, and the cost is saved; no power supply, no electrolytic capacitor and long service life; low-frequency operation, no need of EMI circuit, simple circuit and low cost.
Description
Technical Field
The utility model relates to a LED bridging technical field specifically is a high-efficient bridging device of LED.
Background
The LED is more and more concerned about with the advantages of high efficiency, energy conservation, environmental protection, long service life and the like, and the LED lamp is used as a novel green light source to gradually replace the traditional fluorescent lamp. With the continuous expansion of the application range of LED illumination, the LED illumination is gradually developed from the most single illumination function to the direction of intellectualization, humanization and energy conservation. At present, in a bridging device of an LED, a high-frequency switch constant-current power supply has the disadvantages of more circuit devices, complex circuit, higher cost and short service life of an electrolytic capacitor; the RC resistance-capacitance current-limiting power supply has a plurality of circuit devices, complex circuits and short service life of an electrolytic capacitor; the linear constant current power supply comprises an EMI device and a rectifying and filtering circuit, the circuit is complex, and the service life of an electrolytic capacitor is short; the silicon controlled rectifier is adjusted luminance, and the circuit is complicated, and the flashing is easy, and silicon controlled rectifier dimmer compatibility is poor, and unable all are compatible, for this reason, provides a high-efficient bridging device of LED.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high-efficient bridging device of LED to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high-efficient bridging device of LED, includes the PCB board, be packaged with first alternating current AC1, current-limiting resistor R1, LED banks assembly and second alternating current AC2 on the PCB board, LED banks assembly includes positive semi-axis LED banks, middle part LED banks and negative semi-axis LED banks, middle part LED banks is located between positive semi-axis LED banks and the negative semi-axis LED banks, middle part LED banks is connected with positive semi-axis LED banks electricity, middle part LED banks is connected with negative semi-axis LED banks electricity, first alternating current AC1 and LED banks electricity are connected, second alternating current AC2 and LED banks electricity are connected.
As further preferable in the present technical solution: and the input positive half shaft of the second alternating current AC2 is electrically connected with the positive half shaft LED lamp group and the middle LED lamp group.
As further preferable in the present technical solution: and the negative half shaft of the input of the second alternating current AC2 is electrically connected with the negative half shaft LED lamp group and the middle LED lamp group.
As further preferable in the present technical solution: the current limiting resistor R1 is located on a connecting lead of the first alternating current AC1 and the LED lamp group, one end of the current limiting resistor R1 is connected with the LED lamp group, and one end of the current limiting resistor R1 is connected with the first alternating current AC 1.
As further preferable in the present technical solution: the positive half-shaft LED lamp group, the middle LED lamp group and the negative half-shaft LED lamp group are all composed of light emitting diodes.
As further preferable in the present technical solution: and the light emitting diodes in the positive half-shaft LED lamp group, the middle LED lamp group and the negative half-shaft LED lamp group are all in a series connection state.
Compared with the prior art, the beneficial effects of the utility model are that: when the second alternating current AC2 is input into the positive half shaft, the positive half shaft LED lamp group works, the negative half shaft LED lamp group does not work, when the second alternating current AC2 is input into the negative half shaft, the negative half shaft LED lamp group works, the positive half shaft LED lamp group does not work, LED one-way conductivity is adopted, a bridge type rectifying circuit is realized in an LED combination mode, and the bridge type LED can also participate in light emitting, so that the light efficiency is improved; the number of devices is small, the production failure is reduced, and the cost is saved; no power supply, no electrolytic capacitor and long service life; low-frequency operation, no need of EMI circuit, simple circuit and low cost.
Drawings
Fig. 1 is a circuit diagram of the present invention;
FIG. 2 is a circuit diagram of the middle half-shaft LED lamp set of the present invention;
fig. 3 is a circuit diagram of the middle negative half shaft LED lamp set of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a high-efficient bridging device of LED, includes the PCB board, be packaged with first alternating current AC1, current-limiting resistor R1, LED banks assembly and second alternating current AC2 on the PCB board, LED banks assembly includes positive semi-axis LED banks, middle part LED banks and negative semi-axis LED banks, middle part LED banks is located between positive semi-axis LED banks and the negative semi-axis LED banks, middle part LED banks is connected with positive semi-axis LED banks electricity, middle part LED banks is connected with negative semi-axis LED banks electricity, first alternating current AC1 and LED banks electricity are connected, second alternating current AC2 and LED banks electricity are connected.
In this embodiment, specifically: the input positive half shaft of the second alternating current AC2 is electrically connected with the positive half shaft LED lamp group and the middle LED lamp group; through the arrangement, when the second alternating current AC2 is input into the positive half shaft, the LED lamp set of the positive half shaft works, and the LED lamp set of the negative half shaft does not work.
In this embodiment, specifically: the negative half shaft of the input of the second alternating current AC2 is electrically connected with the negative half shaft LED lamp group and the middle LED lamp group; through the arrangement, when the second alternating current AC2 is input into the negative half shaft, the LED lamp set of the negative half shaft works, and the LED lamp set of the positive half shaft does not work.
In this embodiment, specifically: the current-limiting resistor R1 is positioned on a connecting lead of the first alternating current AC1 and the LED lamp group, one end of the current-limiting resistor R1 is connected with the LED lamp group, and one end of the current-limiting resistor R1 is connected with the first alternating current AC 1; with the above arrangement, the current limiting resistor R1 can provide current limiting protection for the LED lamp set and the alternating current AC.
In this embodiment, specifically: the positive half shaft LED lamp group, the middle LED lamp group and the negative half shaft LED lamp group are all composed of light emitting diodes; through the arrangement, the positive half-shaft LED lamp bank, the middle LED lamp bank and the negative half-shaft LED lamp bank can emit light.
In this embodiment, specifically: and the light emitting diodes in the positive half-shaft LED lamp group, the middle LED lamp group and the negative half-shaft LED lamp group are all in a series connection state.
When the LED lamp is used, when second alternating current AC2 is input into a negative half shaft, the negative half shaft LED lamp works, the positive half shaft LED lamp does not work, the bridge type rectifying circuit is realized by adopting LED one-way conductivity, and the bridge type LED can also participate in light emitting to improve the light efficiency; the number of devices is small, the production failure is reduced, and the cost is saved; no power supply, no electrolytic capacitor and long service life; the LED dimming circuit has the advantages of low-frequency work, no need of an EMI circuit, simple circuit and low cost, meanwhile, the AC end can be directly controlled by silicon, no treatment is needed, the tangential dimming and dimming of the LED can be realized, the dimming compatibility is good, no flicker exists, and the silicon controlled dimmer is fully compatible.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a high-efficient bridging device of LED, includes the PCB board, its characterized in that: the LED lamp comprises a PCB and is characterized in that a first alternating current AC1, a current-limiting resistor R1, an LED lamp group assembly and a second alternating current AC2 are packaged on the PCB, the LED lamp group assembly comprises a positive half-shaft LED lamp group, a middle LED lamp group and a negative half-shaft LED lamp group, the middle LED lamp group is located between the positive half-shaft LED lamp group and the negative half-shaft LED lamp group, the middle LED lamp group is electrically connected with the positive half-shaft LED lamp group, the middle LED lamp group is electrically connected with the negative half-shaft LED lamp group, the first alternating current AC1 is electrically connected with the LED lamp group, and the second alternating current AC2 is electrically connected with the LED lamp group.
2. An LED high efficiency bridging device as defined in claim 1, wherein: and the input positive half shaft of the second alternating current AC2 is electrically connected with the positive half shaft LED lamp group and the middle LED lamp group.
3. An LED high efficiency bridging device as defined in claim 1, wherein: and the negative half shaft of the input of the second alternating current AC2 is electrically connected with the negative half shaft LED lamp group and the middle LED lamp group.
4. An LED high efficiency bridging device as defined in claim 1, wherein: the current limiting resistor R1 is located on a connecting lead of the first alternating current AC1 and the LED lamp group, one end of the current limiting resistor R1 is connected with the LED lamp group, and one end of the current limiting resistor R1 is connected with the first alternating current AC 1.
5. An LED high efficiency bridging device as defined in claim 1, wherein: the positive half-shaft LED lamp group, the middle LED lamp group and the negative half-shaft LED lamp group are all composed of light emitting diodes.
6. An LED high efficiency bridging device in accordance with claim 5, wherein: and the light emitting diodes in the positive half-shaft LED lamp group, the middle LED lamp group and the negative half-shaft LED lamp group are all in a series connection state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921517826.XU CN210670678U (en) | 2019-09-12 | 2019-09-12 | High-efficient bridging device of LED |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921517826.XU CN210670678U (en) | 2019-09-12 | 2019-09-12 | High-efficient bridging device of LED |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210670678U true CN210670678U (en) | 2020-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921517826.XU Active CN210670678U (en) | 2019-09-12 | 2019-09-12 | High-efficient bridging device of LED |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210670678U (en) |
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2019
- 2019-09-12 CN CN201921517826.XU patent/CN210670678U/en active Active
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