CN213938388U

CN213938388U - Colored lamp strip with built-in controller

Info

Publication number: CN213938388U
Application number: CN202022981261.XU
Authority: CN
Inventors: 刘达权
Original assignee: Jiangmen Jianglei Photoelectric Technology Co ltd
Current assignee: Jiangmen Jianglei Photoelectric Technology Co ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-08-10
Anticipated expiration: 2030-12-10

Abstract

The utility model discloses a colored lamp area of built-in controller has the crust, and the parcel has the heart yearn in the crust, and the parcel has the circuit board in the heart yearn, installs the ruddiness banks that comprises the LED light source on the circuit board, green glow banks and blue light banks three kinds of luminescent light groups, two power conductors have been buried underground in the heart yearn, be provided with paster bridge rectifier and singlechip on the circuit board, three kinds of luminescent light groups constitute first series unit, second series unit and third series unit three kinds of series units; the single chip microcomputer controls the three series units by switching a plurality of control modes in a segmented mode. Because only two power supply wires are arranged in the lamp strip, the interval between the power supply wires is large, and the safety is high; meanwhile, two power supply leads are connected to alternating current mains supply, so that the problem of wrong connection of the positive electrode and the negative electrode is solved; in addition, this lamp area just can realize multiple light control mode through ordinary switch and switch, does not need external controller, does not have the not enough or surplus problem of controller power.

Description

Colored lamp strip with built-in controller

Technical Field

The utility model relates to a LED lamps and lanterns specifically disclose a colored lamp area of built-in controller.

Background

The existing colored lamp belt is provided with a sheath, a core wire is wrapped in the sheath, a circuit board is wrapped in the core wire, and a plurality of three-color LED light sources are welded on the circuit board. The three-color LED light source is provided with three light-emitting chips of red, green and blue, and a plurality of light-emitting chips with the same color of the three-color LED light source are connected in series on the circuit board to form three light-emitting lamp groups of red, green and blue. The end part of the circuit board is provided with three cathode wiring terminals and an anode wiring terminal which are used for respectively supplying power to the three light-emitting lamp groups, and the number of the wiring terminals is four. Four power supply wires are buried in the core wire, the four power supply wires are electrically connected to the four wiring terminals through lead wires respectively, and the external controller is inserted into the core wire through four-pin contact pins and is electrically connected with the four power supply wires respectively. The problem that current lamp area exists has: 1) because four power supply wires are required to be arranged in the core wire with limited volume, when the contact pin is inserted into the core wire, the contact pin can touch the adjacent power supply wires by slight deviation, so that the lamp strip is short-circuited, and the product safety is low; 2) because the power of the controller is fixed, the length (power) of the LED lamp strip can be greatly different according to different use occasions, when the controller is applied to occasions with short lamp strip length, surplus and waste can be generated, and when the controller is applied to occasions with long lamp strip length, insufficient power can be caused, the controller needs to be additionally added, and the product is inconvenient to use; 3) because four wiring ports include an anode and three cathodes with different polarities, the polarity is easily switched in a wrong way during wiring, so that the lamp is not lightened, or the reverse line sequence is switched, so that the luminous color sequence is not uniform.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a color lamp strip with a built-in controller, which is high in safety and convenient to use, in order to solve the problems in the prior art.

In order to solve the prior art problem, the utility model discloses a colored lamp area of built-in controller has the crust, and the crust wraps up the heart yearn in, and the circuit board is wrapped up in the heart yearn, installs the ruddiness banks that comprises the LED light source on the circuit board, green glow banks and three kinds of luminescent light banks of blue light bank, two power conductors have been buried underground in the heart yearn, be provided with paster bridge rectifier and singlechip on the circuit board, three kinds of luminescent light banks constitute the three kinds of series units of luminous colour difference, the first series unit, second series unit and the third series unit that operating voltage is 220V; the single chip microcomputer comprises a positive end, a negative end, a sampling end, a first constant current output end, a second constant current output end and a third constant current output end, wherein the positive end of the single chip microcomputer is connected to the positive output end of the patch bridge stack through a first resistor and connected to the negative output end of the patch bridge stack through a first capacitor, the negative end of the single chip microcomputer is connected to the negative output end of the patch bridge stack, and the sampling end of the single chip microcomputer is connected to the positive output end of the patch bridge stack through a second resistor and connected to the negative output end of the patch bridge stack through a second capacitor; the anodes of the first series unit, the second series unit and the third series unit are connected to the anode output end of the patch bridge pile, and the cathodes of the first series unit, the second series unit and the third series unit are respectively connected to the anodes of the first controllable silicon, the second controllable silicon and the third controllable silicon; the negative electrodes of the first silicon controlled rectifier, the second silicon controlled rectifier and the third silicon controlled rectifier are connected to the negative electrode of the patch bridge pile, and the signal input electrodes of the first silicon controlled rectifier, the second silicon controlled rectifier and the third silicon controlled rectifier are respectively connected to the first constant current output end, the second constant current output end and the third constant current output end of the single chip microcomputer.

The utility model has the advantages that: because only two power supply wires are arranged in the lamp strip, the interval between the power supply wires is large, the power supply wires are not easy to touch by adjacent contact pins, and the safety is high; simultaneously, two power wires are connected to the alternating current commercial power, the problem of wrong connection of the positive and negative electrodes does not exist, in addition, the lamp strip can realize the switching of multiple light control modes through a common power switch, an external controller is not needed, the problem of insufficient power or surplus of the controller does not exist, and the lamp strip is convenient to use.

Drawings

Fig. 1 is the utility model discloses a LED lamp area structure schematic diagram.

Fig. 2 is an enlarged view of a point a in fig. 1.

Fig. 3 is a schematic diagram of the circuit structure of the present invention.

Detailed Description

For further understanding of the features and technical means, as well as the specific objects and functions of the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.

Refer to fig. 1 and 2. A colored lamp strip with a built-in controller is provided with a transparent outer skin 1, a transparent core wire 2 is wrapped in the outer skin 1, two power supply leads 21 are buried in the core wire 2, a plurality of sections of circuit boards 3 are wrapped in the core wire 2, two connecting terminals 31 are arranged at two ends of each section of circuit board 3 respectively, the connecting terminals 31 are electrically connected to the power supply leads 21 through leads 32, and therefore the circuit boards 3 are connected in parallel.

The circuit structure of the present invention refers to fig. 3. And the circuit board 3 is provided with electronic components such as an LED light source 4, a patch bridge stack 5, a singlechip 6 and the like.

Each LED light source 4 comprises three light emitting chips of red, green and blue, the light emitting chips with the same light emitting color in the LED light sources 4 are connected in series to form a plurality of red light lamp groups 4R, green light lamp groups 4G and blue light lamp groups 4B, the three color lamp groups are distributed in parallel and in parallel along the width direction of the circuit board, and the red light lamp groups 4R, the green light lamp groups 4G and the blue light lamp groups 4B are arranged from top to bottom in sequence. The three color light emitting lamp groups are connected in series to form a first series unit 41, a second series unit 42 and a third series unit 43, wherein the working voltage of the first series unit, the second series unit and the third series unit is 220V. The first series unit 41 is formed by sequentially connecting a red light lamp group 4R, a green light lamp group 4G, a blue light lamp group 4B and a red light lamp group 4R … in series; the second secondary series unit 42 is formed by sequentially connecting a green light lamp group 4G, a blue light lamp group 4B, a red light lamp group 4R and a green light lamp group 4G … in series; the third series unit 43 is formed by sequentially connecting a blue light group 4B, a red light group 4R, a green light group 4G, and a blue light group 4B … in series. Namely, each series unit comprises three lamp groups, and the positions of the three lamp groups in the three series units are different, so that the lighting effect is better. Of course, the same series unit may be composed of the same color lamp group.

The patch bridge stack 5 is provided with a zero/live wire input end L/N and positive and negative electrode output ends, and the zero/live wire input end L/N is electrically connected with the two wiring terminals 31 of the circuit board 3 respectively.

The single chip microcomputer 6 comprises a positive terminal VCC, a negative terminal GND, a sampling terminal VDD, a first constant current output terminal OUT1, a second constant current output terminal OUT2 and a third constant current output terminal OUT 3. The positive terminal VCC is connected to the positive output terminal of the patch bridge stack 5 through a first resistor R1, and is connected to the negative output terminal of the patch bridge stack 5 through a first capacitor C1 and a voltage regulator tube D connected in parallel with the first capacitor C1. The voltage stabilizing tube 5 can provide stable 5.1 working voltage for the single chip microcomputer. And the negative end GND is connected to the negative output end of the patch bridge stack 5. The sampling end VDD is connected to the positive output end of the patch bridge stack 5 through a second resistor R2, and is connected to the negative output end of the patch bridge stack 5 through a second capacitor C2 and a third resistor R3 connected in parallel with the second capacitor C2. The anodes of the first series unit 41, the second series unit 42 and the third series unit 43 are connected to the anode output end of the patch bridge stack 5, and the cathodes thereof are respectively connected to the anodes of the first thyristor D1, the second thyristor D2 and the third thyristor D3. The cathodes of the first controllable silicon D1, the second controllable silicon D2 and the third controllable silicon D3 are connected to the cathode of the patch bridge stack 5, and the signal input electrodes of the first controllable silicon D1, the second controllable silicon D2 and the third controllable silicon D3 are respectively connected to the first constant current output end OUT1, the second constant current output end OUT2 and the third constant current output end OUT3 of the single chip microcomputer 6. The controllable silicon D1, D2 and D3 can control the output voltage of the singlechip 6.

The utility model discloses there are multiple light control mode in the storage of singlechip 6, if chase after, jump and gradual change etc. various control mode passes through switch K's the segmentation control that opens and shuts. The method comprises the following steps: 1) when the power switch K is closed for the first time, the singlechip 6 works according to a default first control mode; 2) in the working process of the single chip microcomputer 6, when the power switch K is opened and closed for the first time, the single chip microcomputer 6 detects the charging and discharging time of the second capacitor C2, whether the interval time of the opening and closing operation meets the time set by a program or not is judged, if yes, the second control mode is switched to work, and other control modes are analogized in sequence. When the opening and closing interval of the power switch K is smaller than the time set by the program, the power switch is not switched, if the opening and closing interval of the power switch K is larger than the time set by the program, the power switch is considered to be closed for the first time after the lamp is turned off for a long time, the power switch works according to a first control mode, and the lamp light switching caused by misoperation can be prevented through the detection of the charging and discharging time of the capacitor C2.

The utility model has the advantages that as only two power supply wires are arranged in the lamp strip, the interval between the power supply wires is large, the power supply wires are not easy to be touched by adjacent contact pins, and the safety is high; simultaneously, two power wires are connected to the alternating current commercial power, the problem of wrong connection of the positive and negative electrodes does not exist, in addition, because the circuit board with the multiple sections of parallel connection relation is contained in the lamp strip, after the lamp strip containing one or multiple sections of circuit boards is cut at will, the circuit board is directly connected to the commercial power, then the switching of multiple light control modes can be realized through a common power switch, an external controller is not needed, the problem of insufficient power or surplus of the controller does not exist, and the use is convenient.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a colored lamp area of built-in controller, has the crust, and the parcel has the heart yearn in the crust, and the parcel has the circuit board in the heart yearn, installs the ruddiness banks that comprises the LED light source on the circuit board, and three kinds of luminous banks of green glow banks and blue light banks, its characterized in that: two power supply wires are embedded in the core wire, a patch bridge stack and a single chip microcomputer are arranged on the circuit board, and the three light-emitting lamp groups form three series units, namely a first series unit, a second series unit and a third series unit which have different light-emitting colors and work voltage of 220V; two input ends of the patch bridge stack are respectively and electrically connected to the two power supply leads; the single chip microcomputer comprises a positive end, a negative end, a sampling end, a first constant current output end, a second constant current output end and a third constant current output end, wherein the positive end of the single chip microcomputer is connected to the positive output end of the patch bridge stack through a first resistor and is connected to the negative output end of the patch bridge stack through a first capacitor; the anodes of the first series unit, the second series unit and the third series unit are connected to the anode output end of the patch bridge pile, and the cathodes of the first series unit, the second series unit and the third series unit are respectively connected to the anodes of the first controllable silicon, the second controllable silicon and the third controllable silicon; the negative electrodes of the first silicon controlled rectifier, the second silicon controlled rectifier and the third silicon controlled rectifier are connected to the negative electrode of the patch bridge pile, and the signal input electrodes of the first silicon controlled rectifier, the second silicon controlled rectifier and the third silicon controlled rectifier are respectively connected to the first constant current output end, the second constant current output end and the third constant current output end of the single chip microcomputer.

2. A color light strip with built-in controller according to claim 1, wherein: the first capacitor is also connected with a voltage stabilizing diode in parallel.

3. A color light strip with built-in controller according to claim 1, wherein: and the second capacitor is also connected with a third resistor in parallel.

4. A color light strip with built-in controller according to claim 1, wherein: the first series unit, the second series unit and the third series unit comprise three light-emitting lamp groups of the red light lamp group, the green light lamp group and the blue light lamp group, and the three light-emitting lamp groups are different in sequence on the three series units.

5. A color light strip with built-in controller according to claim 1, wherein: and one end of the circuit board is provided with two wiring terminals which are respectively electrically connected with the two input ends of the patch bridge stack, and the two wiring terminals are respectively connected to the two power supply wires through leads.

6. A color light strip with built-in controller according to claim 5, wherein: the core wire is internally wrapped with a plurality of sections of circuit boards arranged along the length direction of the core wire, and each section of circuit board is connected to the power supply lead through a lead.