Dimming LED lamp strip

Abstract

The utility model discloses a dimming LED lamp strip which comprises a lamp strip circuit board, a plurality of resistors which are connected in parallel are arranged at the initial end of the lamp strip circuit board, the lamp strip circuit board comprises a plurality of lamp strip units which are connected in parallel, each lamp strip unit comprises a plurality of lamp beads which are connected in series, and the resistors are connected with the lamp beads in series. The starting end of the lamp strip circuit board is provided with an input anode, the anode of the lamp bead group is connected with the input anode, the starting end of the lamp strip circuit board is provided with a plurality of input cathodes, and the cathodes of the lamp bead group are connected with the input cathodes of the lamp strip circuit board through the resistor. According to the utility model, the structure is simple, the current directly passes through the positive electrode, the single wattage of the negative electrode is adjusted through the resistor, or multiple wattage of the negative electrode is adjusted through the combination of multiple lines, the power is easy to adjust, the resistors are combined, the current is changed, 13 powers from 2W to 14W can be adjusted, the light brightness is easy to adjust, and the LED lamp strip is suitable for household illumination, is universal, and has a good use effect for consumers.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of lamp strip, specifically relates to a light modulation LED lamp strip. BACKGROUND

[0002] With the progress of science and technology and the improvement of people's living standards, LED lamp strip becomes people's life lighting appliance. But the light brightness of the existing LED lamp strip cannot be adjusted, for home lighting, people generally need to use light of different intensity to illuminate at different time periods, and different scenes need to install lamp strips of different power to illuminate, the lamp strip cannot be universal, increases the use cost of consumers, and the use effect of consumers is poor. Therefore, in order to avoid the shortcomings in the prior art, it is necessary to improve the prior art. CONTENT OF THE UTILITY MODEL

[0003] The utility model aims at overcoming the shortcomings and deficiencies in the prior art, and provides a light modulation LED lamp strip with simple structure.

[0004] The utility model is realized through the following technical schemes:

[0005] A light modulation LED lamp strip, comprising a lamp strip circuit board, the beginning end of the lamp strip circuit board is provided with a plurality of parallelly connected resistors, the lamp strip circuit board comprises a plurality of parallelly connected lamp strip units, the lamp strip unit comprises a plurality of serially connected lamp beads, the resistor is serially connected with the lamp bead, the beginning end of the lamp strip circuit board is provided with an input positive electrode, the positive electrode of the lamp bead group is connected with the input positive electrode, the beginning end of the lamp strip circuit board is provided with a plurality of input negative electrodes, and the negative electrode of the lamp bead group is connected with the input negative electrode of the lamp strip circuit board through the resistor.

[0006] Further, the beginning end of the lamp strip circuit board is provided with four input negative electrodes.

[0007] Further, a plurality of the resistors are arranged into a row in the transverse direction.

[0008] Further, a plurality of the lamp beads are arranged into a column in the longitudinal direction.

[0009] Further, the back of the lamp strip circuit is provided with a negative electrode connecting circuit.

[0010] Further, the lamp bead is a patch LED lamp bead.

[0011] Further, the resistor is a patch resistor.

[0012] Further, the lamp strip circuit board comprises a front insulating layer, a front circuit layer, a middle insulating layer, a back circuit layer and a back insulating layer arranged in sequence from top to bottom.

[0013] Further, the lamp strip circuit board comprises a front insulating layer, a circuit layer and a back insulating layer arranged in sequence from top to bottom.

[0014] Further, the end of the lamp strip unit is provided with a positive connection pad and a negative connection pad.

[0015] With respect to the prior art, the utility model discloses a lamp strip circuit board, and the positive pole of the lamp bead group is connected with the input positive pole, and the beginning of the lamp strip circuit board is provided with a plurality of input negative poles, and the negative pole of the lamp bead group is connected with the input negative pole of the lamp strip circuit board through a resistance, and the different input negative poles are connected separately or in combination, the resistance values of the different resistances in parallel are different, the current directly passes through the positive pole, the resistance adjusts the single wattage of the negative pole, or a plurality of lines are combined to adjust the multiple wattages of the negative pole, the power of the lamp strip is easy to adjust, the light brightness is easy to adjust, and the utility model is suitable for home lighting, people can connect different input negative poles in different time periods to obtain different intensity of light for illumination, and different scenes only need to be connected with different input negative poles for use to obtain different power of the lamp strip illumination, the lamp strip can be universal, the use cost of the consumer is reduced, and the consumer has good use effect. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical schemes in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without creative labor.

[0017] Figure 1 It is the structural schematic diagram of the utility model light modulation LED lamp strip;

[0018] Figure 2 It is the circuit control principle diagram of the utility model light modulation LED lamp strip.

[0019] In the drawing, 1 is a lamp strip circuit board, 2 is a resistance, 3 is a lamp strip unit, 4 is a lamp bead, 5 is an input positive pole, 6 is an input negative pole, 7 is a positive connection pad, and 8 is a negative connection pad. DETAILED DESCRIPTION

[0020] The technical schemes in the embodiments of the utility model will be clearly and completely described below in combination with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only some embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0021] As Figure 1 andFigure 2 The utility model discloses a kind of light-adjusting LED lamp strips, including lamp strip circuit board 1, the beginning of lamp strip circuit board 1 is equipped with several parallelly connected resistors 2, lamp strip circuit board 1 includes several parallelly connected lamp strip units 3, lamp strip unit 3 includes several series-connected lamp beads 4, resistor 2 is connected in series with lamp bead 4, the beginning of lamp strip circuit board 1 is equipped with an input positive pole 5, the positive pole of lamp bead 4 is connected with input positive pole 5, the beginning of lamp strip circuit board 1 is equipped with several input negative poles 6, the negative pole of lamp bead 3 is connected with the input negative pole 6 of lamp strip circuit board 1 by resistor 2. When using, different input negative poles 6 are connected alone or combined, because the resistance value after parallel connection of different resistors 2 is different, current straight-through positive pole, through resistance adjustment negative pole single wattage, or through multiple lines combination adjustment negative pole multiple wattage, the power of lamp strip is easily adjusted, light brightness is easily adjusted, suitable for home lighting, people can connect different input negative poles 6 to use to obtain different intensity of light to illuminate at different time periods, while different scenes only need to connect different input negative poles 6 to use, obtain different power lamp strip illumination, lamp strip can be universal, reduce the use cost of consumer, and consumer uses effect is good.

[0022] Resistance combination, change current, can be adjusted to 2W-14W 13 kinds of power.

[0023] As a specific embodiment, the beginning of lamp strip circuit board 1 is equipped with 4 input negative poles 6, and 4 input negative poles 6 can be combined into 15 different power, different brightness lamp strip illumination, strong universality, reduce the use cost of consumer, and consumer uses effect is good.

[0024] Several resistors 3 are arranged transversely into a row, facilitate the arrangement and electrical connection control of input negative pole 6.

[0025] Several lamp beads 4 are arranged longitudinally into a column, so that the illumination of light-adjusting LED lamp strip is more uniform, and the illumination effect is better.

[0026] The back of lamp strip circuit 1 is equipped with negative pole connection line, facilitate the negative pole communication of different lamp strip units 3.

[0027] As a specific embodiment, lamp bead 4 is patch LED lamp bead, low in cost, and easy to install.

[0028] As a specific embodiment, resistor 2 is patch resistor, low in cost, and easy to install.

[0029] As a specific embodiment, lamp strip circuit board includes front insulating layer, front circuit layer, middle insulating layer, back circuit layer and back insulating layer arranged from top to bottom in sequence, and is five-layer structure's lamp strip circuit board, suitable for more complex circuit structure LED lamp strip uses.

[0030] As another specific embodiment, the lamp strip circuit board comprises a front insulating layer, a circuit layer and a back insulating layer arranged in sequence from top to bottom, and is a three-layer structure lamp strip circuit board, which is suitable for LED lamp strips with relatively simple circuit structure.

[0031] The end of the lamp strip unit 3 is provided with a positive connection pad 7 and a negative connection pad 8, facilitating supplementary welding of the lamp strip unit 3.

[0032] The dimmable LED lamp strip can be connected with a dial switch for use, and different input negative electrodes 6 are connected to realize control of different powers.

[0033] The above only describes the preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A dimmable LED light strip, characterized by: The application relates to a lamp strip circuit board, wherein the starting end of the lamp strip circuit board is provided with a plurality of parallelly connected resistors, the lamp strip circuit board comprises a plurality of parallelly connected lamp strip units, the lamp strip unit comprises a plurality of serially connected lamp beads, the resistor is serially connected with the lamp bead, the starting end of the lamp strip circuit board is provided with an input positive electrode, the positive electrode of the lamp bead group is connected with the input positive electrode, the starting end of the lamp strip circuit board is provided with a plurality of input negative electrodes, and the negative electrode of the lamp bead group is connected with the input negative electrode of the lamp strip circuit board through the resistor.

2. The dimmable LED light strip of claim 1, wherein: The starting end of the lamp strip circuit board is provided with four input negative electrodes.

3. The dimmable LED light strip of claim 1, wherein: The resistors are arranged in a row in the transverse direction.

4. The dimmable LED light strip of claim 1, wherein: The lamp beads are arranged in a column in the longitudinal direction.

5. The dimmable LED light strip of claim 1, wherein: The back of the lamp strip circuit is provided with a negative electrode connecting circuit.

6. The dimmable LED light strip of claim 1, wherein: The lamp bead is a patch LED lamp bead.

7. The dimmable LED light strip of claim 1, wherein: The resistor is a patch resistor.

8. The dimmable LED light strip of claim 1, wherein: The lamp strip circuit board comprises, from top to bottom, a front insulating layer, a front circuit layer, a middle insulating layer, a back circuit layer and a back insulating layer.

9. The dimmable LED light strip of claim 1, wherein: The lamp strip circuit board comprises, from top to bottom, a front insulating layer, a circuit layer and a back insulating layer.

10. The dimmable LED light strip of claim 1, wherein: The end of the lamp strip unit is provided with a positive electrode connecting pad and a negative electrode connecting pad.

Images