CN113966042A - LED lamp belt circuit and LED lamp - Google Patents

LED lamp belt circuit and LED lamp Download PDF

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Publication number
CN113966042A
CN113966042A CN202111331551.2A CN202111331551A CN113966042A CN 113966042 A CN113966042 A CN 113966042A CN 202111331551 A CN202111331551 A CN 202111331551A CN 113966042 A CN113966042 A CN 113966042A
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CN
China
Prior art keywords
lamp bead
lamp
module
chip
bead module
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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
Application number
CN202111331551.2A
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Chinese (zh)
Inventor
杨巍巍
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Opple Lighting Co Ltd
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Opple Lighting Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Opple Lighting Co Ltd filed Critical Opple Lighting Co Ltd
Priority to CN202111331551.2A priority Critical patent/CN113966042A/en
Publication of CN113966042A publication Critical patent/CN113966042A/en
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/40—Details of LED load circuits
    • H05B45/44—Details of LED load circuits with an active control inside an LED matrix
    • 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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  • Circuit Arrangement For Electric Light Sources In General (AREA)

Abstract

The application discloses LED lamp area circuit and LED lamps and lanterns, LED lamp area circuit includes: a power source; the lamp strip comprises a plurality of lamp bead modules, wherein each lamp bead module comprises a lamp bead and a chip, one end of the lamp bead in each lamp bead module is electrically connected with the output end of the power supply, and the other end of the lamp bead in each lamp bead module is electrically connected with the chip in the lamp bead module; the chips of the lamp bead modules are electrically connected; the first end of the controller is connected with the output end of the power supply, the second end of the controller is connected with the grounding end of the power supply, and the third end of the controller is electrically connected with the chip of the target lamp bead module, wherein the target lamp bead module is a plurality of lamp bead modules.

Description

LED lamp belt circuit and LED lamp
Technical Field
The application relates to the technical field of decorative lighting, in particular to an LED lamp strip circuit and an LED lamp.
Background
As an auxiliary lighting device, the LED lamp strip has the advantages of adjustable length, good lighting effect and the like, and is widely applied to a plurality of fields such as advertisement decoration, indoor decoration and the like.
Current LED lamp area control mode is mostly many controls or overall control, and tailors mostly 3 or many LEDs and tailors, and it is longer to tailor the unit, leads to the user when needing more accurate light efficiency, can't tailor the LED lamp of suitable length.
Disclosure of Invention
The application discloses LED lamp area circuit and LED lamps and lanterns can solve the problem that current LED lamp area can't be tailor in a flexible way.
In order to solve the above problems, the following technical solutions are adopted in the present application:
in a first aspect, an embodiment of the present application discloses a LED lamp strip circuit, including: a power source; the lamp strip comprises a plurality of lamp bead modules, wherein each lamp bead module comprises a lamp bead and a chip, one end of the lamp bead in each lamp bead module is electrically connected with the output end of the power supply, and the other end of the lamp bead in each lamp bead module is electrically connected with the chip in the lamp bead module; the chips of the lamp bead modules are electrically connected; the first end of the controller is connected with the output end of the power supply, the second end of the controller is connected with the grounding end of the power supply, and the third end of the controller is electrically connected with the chip of the target lamp bead module, wherein the target lamp bead module is a plurality of lamp bead modules.
In a second aspect, an embodiment of the present application discloses an LED lamp, which includes a flexible circuit board and the LED lamp strip circuit of the first aspect, wherein the LED lamp strip circuit is disposed on the flexible circuit board.
The technical scheme adopted by the application can achieve the following beneficial effects:
the embodiment of the application discloses LED lamp area circuit, provide voltage for lamp area and control module through the power, through a plurality of lamp pearl modules, wherein, every lamp pearl module includes a lamp pearl and a chip, the one end of the lamp pearl in every lamp pearl module is connected with the output electricity of power, the other end is connected with the chip electricity in this lamp pearl module, thereby can control the lamp pearl in this lamp pearl module through the chip in this lamp pearl module, thereby can realize tailorring single lamp pearl in a unit, avoid appearing once tailorring a plurality of lamp pearl modules and cause the unsafe condition of light efficiency. The electric connection between the chip of each lamp pearl module, make and to form a transmission channel between every chip, thereby relevant signal can be transmitted through this passageway, the first end of controller is connected with the output of power, the second end is connected with the earthing terminal of power, the third end is connected with the chip electricity of target lamp pearl module, wherein, target lamp pearl module is a lamp pearl module in a plurality of lamp pearl modules, third end through the controller can send control signal to the chip of target lamp pearl module, thereby can realize the control to the lamp pearl of this target module through the chip of target module, the transmission channel that the electricity between the chip of chip through target lamp pearl module and the chip of other lamp pearl modules formed, make control signal can transmit through this transmission channel. That is to say, this application embodiment discloses a LED lamp area circuit, can solve the problem that present LED lamp area can't be tailor in a flexible way.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments or the background art of the present application, the drawings needed to be used in the embodiments or the background art will be briefly described below, and it is obvious for those skilled in the art to obtain other drawings without any inventive exercise.
Fig. 1 is a schematic structural diagram of an LED strip circuit disclosed in an embodiment of the present application.
Description of reference numerals:
100-a power supply;
200-a lamp strip, 210-a lamp bead module, 211-a chip and 212-a lamp bead;
300-controller.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail and completely with reference to the following specific embodiments of the present application and the accompanying drawings. It should be apparent that the described embodiments are only some of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Technical solutions disclosed in the embodiments of the present application are described in detail below with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of an LED lamp strip circuit disclosed in an embodiment of the present application, as shown in fig. 1, the LED lamp strip circuit disclosed in the embodiment of the present application includes: a power source 100, a light strip 200 and a controller 300, wherein the power source 100 is used for providing voltage for the light strip 200 and the controller 300, so that the light strip 200 and the controller 300 can work normally.
The lamp strip 200 comprises a plurality of lamp bead modules 210, wherein each lamp bead module 210 may include a lamp bead 211 and a chip 212, one end of the lamp bead 211 in each lamp bead module 210 is electrically connected to the output end of the power supply 100, and the other end of the lamp bead 211 in the lamp bead module 210 is electrically connected to the chip 212 in the lamp bead module 210, so that the chip 212 in each lamp bead module 210 can control the lamp bead 211 in the lamp bead module 210, and the purpose of controlling a single lamp bead by a single chip can be achieved. The chips 212 of the respective lamp bead modules 210 are electrically connected with each other, so that a channel communicated with each other can be formed between the chips 212 in each lamp bead module 210.
And a first end of the controller 300 is connected with an output end of the power supply 100, a second end of the controller 300 is connected with a grounding end of the power supply 100, and a third end of the controller 300 is electrically connected with the chip 212 of the target lamp bead module. The controller 300 can calculate the number of the chips 212 in the cut-off remaining bead module 210, so that the controller 300 can transmit the relevant signals through the communication ports of the chips 212 of each lamp bead module 210 according to the number of the chips 212, thereby, the control of the lamp beads 211 of each lamp bead module 210 can be realized, specifically, when the redundant lamp bead modules 210 are cut, the current of the remaining lamp bead modules 210 can be detected through the detection signal inside the controller 300, and calculates the number of chips 212 in the lamp bead module 210 according to the current signal returned by the chips 212 of the lamp bead module 210 and the internal algorithm of the controller 300, thus, the controller 300 can transmit the control signal to the chip 212 of each lamp bead module 210 through the chip 212 of the target lamp bead module according to the number of the chips 212, so as to control each lamp bead 211, and thus, control over a single lamp bead can be realized through a single chip. Wherein, the target lamp bead module is one lamp bead module of the plurality of lamp bead modules 210.
The embodiment of the application discloses LED lamp area circuit, provide voltage for lamp area and control module through the power, through a plurality of lamp pearl modules, wherein, every lamp pearl module includes a lamp pearl and a chip, the one end of the lamp pearl in every lamp pearl module is connected with the output electricity of power, the other end is connected with the chip electricity in this lamp pearl module, thereby can control the lamp pearl in this lamp pearl module through the chip in this lamp pearl module, thereby can realize tailorring single lamp pearl in a unit, avoid appearing once tailorring a plurality of lamp pearl modules and cause the unsafe condition of light efficiency. The electric connection between the chip of each lamp pearl module, make and to form a transmission channel between every chip, thereby relevant signal can be transmitted through this passageway, the first end of controller is connected with the output of power, the second end is connected with the earthing terminal of power, the third end is connected with the chip electricity of target lamp pearl module, wherein, target lamp pearl module is a lamp pearl module in a plurality of lamp pearl modules, third end through the controller can send control signal to the chip of target lamp pearl module, thereby can realize the control to the lamp pearl of this target module through the chip of target module, the transmission channel that the electricity between the chip of chip through target lamp pearl module and the chip of other lamp pearl modules formed, make control signal can transmit through this transmission channel. That is to say, this application embodiment discloses a LED lamp area circuit, can solve the problem that present LED lamp area can't be tailor in a flexible way.
In a manner that can be realized, in the LED strip circuit disclosed in this embodiment of the present application, the third end of the controller 300 is electrically connected to the target lamp bead module through the serial input end of the chip 212 of the target lamp bead module, as shown in fig. 1, the third end of the controller 300 is electrically connected to the target lamp bead module through the Din end (i.e., the serial input end) of the chip 212 of the target lamp bead module. In this way, the signal of the controller 300 can be transmitted to the chip 212 through the serial input end of the chip 212 of the target lamp bead module, so that the control of the lamp bead 211 in the target lamp bead module can be realized through the chip 212, and the optical effect of the lamp bead 211 can be accurately controlled.
In addition, the chips 212 of the lamp bead modules 210 are connected in series, wherein the data output end of the chip 212 of one lamp bead module 210 of the plurality of lamp bead modules 210 is electrically connected with the serial input end of the chip 212 of the next lamp bead module 210, that is, the Dout end (i.e., the data output end) of the chip 212 of one lamp bead module 210 of the plurality of lamp bead modules 210 is electrically connected with the Din end of the chip 212 of the next lamp bead module 210. In this way, a serial channel can be formed between the chips 212 of each lamp bead module 210, so that a signal passing through the data output end of the chip of one lamp bead module 210 can be transmitted to the serial input end of the chip 212 of the next lamp bead module 210. In addition, through the serial channel formed between the chips 212 of each lamp bead module 210, when the user cuts off the redundant lamp bead modules 210, the controller 300 can address the chips 212 of each lamp bead module 210 to identify the number of the chips 212, so that the control signal can be transmitted through the chips 212 with communication ports (i.e., the data output end and the serial input end) according to the number of the chips 212, and for the redundant lamp bead modules 210, the controller 300 matched with the specification of the lamp bead modules 210 and the power supply 100 can be overlapped again to form a new LED lamp strip circuit for the user to continue using, thereby avoiding the waste.
In the LED lamp strip circuit disclosed in the embodiment of the present application, each lamp bead module 210 may further include: one end of the resistor of each lamp bead module 210 is electrically connected to the output end of the power supply 100, the other end of the resistor of each lamp bead module 210 is electrically connected to the power supply end of the chip 212 of the lamp bead module 210, one end of the capacitor of each lamp bead module 210 is electrically connected to the ground end of the power supply 100, and the other end of the capacitor of each lamp bead module 210 is connected to the power supply end of the chip 212 of the lamp bead module 210. Therefore, through the capacitor and the resistor in each lamp bead module 210, the voltage can be stabilized and provided for the chip 212 in the lamp bead module 210.
In a realizable manner, in order to ensure that the color of the lamp beads 211 in each lamp bead module 210 is consistent in color mixing and no color difference occurs, the polarity of the lamp beads 211 of each lamp bead module 210 is the same, that is, the positive and negative polarity directions of the lamp beads 211 of each lamp bead module 210 need to be kept consistent. By the mode, the condition that the colors of the lamp beads 211 in each lamp bead module 210 are inconsistent in color mixing can be effectively avoided.
In one implementation, the power supply 100 may be a low voltage constant voltage power supply, and in this case, the user may use the power supply safely, avoiding the danger of electric shock when the user touches the LED strip circuit, and in addition, the user may cut it at will to be suitable for use scenarios of different lengths. Alternatively, the output voltage of the power supply 100 may be 6V or 12V as long as the output voltage of the power supply 100 does not exceed 24V.
In one implementation, the output voltage of the power supply 100 is greater than the operating voltage of the lamp beads 211 of the lamp bead module 210. Specifically, under the condition that the operating voltage of the lamp bead 211 of each lamp bead module 210 is 3V, in order to guarantee to cascade longer conditions, the tail end of the LED lamp strip circuit also keeps constant current, and considering the lamp strip pressure difference, at this moment, the output voltage of the power supply can be selected to output 6V, so that voltage can be provided for the controller 300 and the lamp strip 200, and the normal work of the lamp strip 200 and the controller 300 is guaranteed.
In the embodiment of the present application, the lamp bead 211 of each lamp bead module 210 may be an RGB lamp bead. Through RGB lamp pearl for the light efficiency in lamp area 200 is comparatively clear, and the user can carry out the colour mixture fast when using.
In an implementation manner, the chip 212 of each lamp bead module 210 may include three control terminals, the RGB lamp beads include three light emitting diodes, the control terminals correspond to the light emitting diodes one to one, and each control terminal is electrically connected to one light emitting diode. The three control terminals of the chip 212 of each lamp bead module 210 can respectively control the three light emitting diodes of the RGB lamp beads, so that the light emitting condition of each light emitting diode in the RGB lamp beads can be controlled more accurately.
The embodiment of the application discloses an LED lamp, the disclosed LED lamp comprises a flexible circuit board and the LED lamp strip circuit, and the LED lamp strip circuit is arranged on the flexible circuit board, so that the LED lamp is good in flexibility, can be suitable for different scenes to meet the requirements of users, can be used for cutting and extending the LED lamp, and can meet the requirements of the users for different LED lamp lengths in different application scenes.
In the embodiments of the present application, the difference between the embodiments is described in detail, and different optimization features between the embodiments can be combined to form a better embodiment as long as the differences are not contradictory, and further description is omitted here in view of brevity of the text.
The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims (10)

1. A LED strip circuit, comprising:
a power source;
the lamp strip comprises a plurality of lamp bead modules, wherein each lamp bead module comprises a lamp bead and a chip, one end of the lamp bead in each lamp bead module is electrically connected with the output end of the power supply, and the other end of the lamp bead in each lamp bead module is electrically connected with the chip in the lamp bead module; the chips of the lamp bead modules are electrically connected;
the first end of the controller is connected with the output end of the power supply, the second end of the controller is connected with the grounding end of the power supply, and the third end of the controller is electrically connected with the chip of the target lamp bead module, wherein the target lamp bead module is a plurality of lamp bead modules.
2. The LED strip circuit of claim 1, wherein the third terminal of the controller is electrically connected to the target lamp bead module through a serial input of a chip of the target lamp bead module.
3. The LED lamp strip circuit of claim 1, wherein the chips of each lamp bead module are connected in series, wherein the data output terminal of the chip of one of the plurality of lamp bead modules is electrically connected to the serial input terminal of the chip of the next lamp bead module.
4. A LED strip circuit according to claim 1, wherein each said bead module further comprises: the lamp bead module comprises a resistor and a capacitor, wherein one end of the resistor of each lamp bead module is electrically connected with the output end of the power supply, the other end of the resistor of each lamp bead module is electrically connected with the power supply end of the chip of the lamp bead module, one end of the capacitor of each lamp bead module is electrically connected with the grounding end of the power supply, and the other end of the capacitor of each lamp bead module is connected with the power supply end of the chip of the lamp bead module.
5. The LED strip circuit of claim 1, wherein the polarity of the beads of each bead module is the same.
6. A LED strip circuit according to claim 1, wherein said power supply is a low voltage constant voltage power supply.
7. The LED strip circuit of claim 1, wherein the output voltage of the power supply is greater than the operating voltage of the beads of the bead module.
8. A LED strip circuit according to claim 1, wherein the lamp beads of each said lamp bead module are RGB lamp beads.
9. The LED lamp strip circuit of claim 8, wherein the chip of each lamp bead module comprises three control terminals, the RGB lamp beads comprise three LEDs, the control terminals correspond to the LEDs one by one, and each control terminal is electrically connected to one of the LEDs.
10. An LED lamp comprising a flexible circuit board and the LED tape circuit of any one of claims 1-9, wherein the LED tape circuit is disposed on the flexible circuit board.
CN202111331551.2A 2021-11-11 2021-11-11 LED lamp belt circuit and LED lamp Pending CN113966042A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111331551.2A CN113966042A (en) 2021-11-11 2021-11-11 LED lamp belt circuit and LED lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111331551.2A CN113966042A (en) 2021-11-11 2021-11-11 LED lamp belt circuit and LED lamp

Publications (1)

Publication Number Publication Date
CN113966042A true CN113966042A (en) 2022-01-21

Family

ID=79470049

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111331551.2A Pending CN113966042A (en) 2021-11-11 2021-11-11 LED lamp belt circuit and LED lamp

Country Status (1)

Country Link
CN (1) CN113966042A (en)

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