CN217273679U - LED lamp area circuit board that can cut at will - Google Patents
LED lamp area circuit board that can cut at will Download PDFInfo
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- CN217273679U CN217273679U CN202221177741.3U CN202221177741U CN217273679U CN 217273679 U CN217273679 U CN 217273679U CN 202221177741 U CN202221177741 U CN 202221177741U CN 217273679 U CN217273679 U CN 217273679U
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- circuit board
- led lamp
- copper foil
- pad hole
- insulating layer
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Abstract
The utility model discloses a LED lamp area circuit board that can cut at will, including positive insulating layer, positive circuit layer, intermediate insulation layer, back circuit layer and the back insulating layer that from top to bottom sets gradually, LED lamp area circuit board includes a plurality of parallel connection's circuit board unit, the circuit board unit is installed a resistance and a plurality of parallel connection's LED lamp pearl, positive insulating layer is equipped with LED lamp pearl positive pole pad hole, LED lamp pearl negative pole pad hole, the first pad hole of resistance, resistance second pad hole, the positive pole pad hole of power and power negative pole pad hole, positive circuit layer is equipped with the confession the wave connection copper foil of the anodal connection of LED lamp pearl, back circuit layer is equipped with anodal conductive copper foil and negative pole conductive copper foil, the wave connection copper foil passes through resistance with anodal conductive copper foil connects. The utility model discloses the internal wiring is simple, and it is easy to produce, low in production cost can cut at will, installs convenient to use.
Description
Technical Field
The utility model relates to a lamp area technical field, concretely relates to LED lamp area circuit board that can cut at will.
Background
LED lamp area can be cut at the junction of lamp area unit, make things convenient for people to install and use, LED lamp area all is equipped with many LED lamp pearls generally and establishes ties or the series-parallel connection realizes the illumination, reach luminous stable effect, and LED lamp area circuit board plays decisive effect to the performance in LED lamp area, but current LED120D lamp area can not be cut at will, the internal wiring is complicated, be unfavorable for production, installation and use, some LED120D lamp areas that can cut at will, there are many circuit combination inside, the line is complicated to lamp pearl return circuit is walked, extravagant copper product, and high in production cost. Therefore, there is a need for improvements in the art to avoid the disadvantages of the prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the shortcoming and not enough among the prior art, provide a LED lamp area circuit board that can cut at will simple structure, cost of manufacture are low.
The utility model discloses a realize through following technical scheme:
a randomly-cut LED 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 which are sequentially arranged from top to bottom, wherein the LED lamp strip circuit board comprises a plurality of circuit board units connected in parallel, a resistor and a plurality of LED lamp beads connected in parallel are installed on each circuit board unit, the front insulating layer is provided with an LED lamp bead positive electrode pad hole, an LED lamp bead negative electrode pad hole, a resistor first pad hole, a resistor second pad hole, a power supply positive electrode pad hole and a power supply negative electrode pad hole, the front circuit layer is provided with a wave-shaped connecting copper foil for connecting the positive electrode of each LED lamp bead, the back circuit layer is provided with a positive electrode conductive copper foil and a negative electrode conductive copper foil, the wave-shaped connecting copper foil is connected with the positive electrode conductive copper foil through the resistor, the middle insulating layer is provided with a resistor connecting hole corresponding to the resistor first pad hole, the middle insulating layer is provided with a lamp bead connecting hole corresponding to the LED lamp bead negative electrode pad hole, and the middle insulating layer is respectively provided with a positive power line connecting hole and a negative power line connecting hole corresponding to the positive conductive copper foil and the negative conductive copper foil.
Further, the circuit board unit is provided with a resistor and six LED lamp beads connected in parallel.
Further, the wavy connection copper foil is provided with an inverted isosceles trapezoid groove corresponding to the power supply positive electrode pad hole.
Further, the wavy connection copper foil is provided with a V-shaped welding part for connecting the resistors.
Further, the resistor is arranged at the tail part of the circuit board unit, and the resistor is arranged between two adjacent LED lamp beads.
Further, the surface of the front insulating layer is provided with a cutting mark.
Further, the LED lamp strip circuit board is provided with 120 LED lamp beads, and the LED lamp strip circuit board is provided with 20 resistors.
Further, the rated voltage of the LED lamp strip circuit board is 5V or 12V or 24V.
Compared with the prior art, the utility model discloses an LED lamp pearl of resistance and a plurality of parallel connection is installed to the circuit board unit, positive circuit layer is equipped with the wave connection copper foil that supplies the anodal connection of LED lamp pearl, the wave connection copper foil passes through resistance and anodal conductive copper foil and is connected, intermediate insulation layer is equipped with the lamp pearl connecting hole that corresponds with LED lamp pearl negative pole pad hole, the inside wiring that makes LED lamp area circuit board is simple, easy production, the line is walked simply in lamp pearl return circuit, save the copper product material, low in production cost, a simple wave connection copper foil just can realize that the light source is luminous, and can cut at will in the place that contains resistance, high durability and convenient use.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural view of a circuit board with LED light strips, which can be cut at will according to the present invention;
FIG. 2 is a schematic view of the front insulating layer of the present invention;
fig. 3 is a schematic structural diagram of the front circuit layer of the present invention;
FIG. 4 is a schematic structural view of the intermediate insulating layer of the present invention;
fig. 5 is a schematic structural diagram of the back circuit layer of the present invention.
In the figure: 1-a circuit board unit; 2-resistance; 3-LED lamp beads; 4-LED lamp bead positive electrode pad hole; 5-LED lamp bead negative electrode pad hole; 6-a resistive first pad hole; 7-resistive second pad hole; 8-power supply positive electrode pad hole; 9-power supply negative electrode pad hole; 10-wave-shaped connecting copper foil; 11-positive conductive copper foil; 12-negative conductive copper foil; 13-a resistive connection hole; 14-lamp bead connecting hole; 15-positive power line connection hole; 16-negative power line connection hole; 17-an inverted isosceles trapezoid groove; 18-V-shaped welds; 19-cutting off the mark.
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.
The utility model relates to a circuit board of LED lamp strip which can be cut at will as shown in figures 1 to 5, comprising a front insulating layer, a front circuit layer, a middle insulating layer, a back circuit layer and a back insulating layer which are arranged from top to bottom in sequence, the circuit board of LED lamp strip comprises a plurality of circuit board units 1 which are connected in parallel, a resistor 2 and a plurality of LED lamp beads 3 which are connected in parallel are arranged on the circuit board units 1, the front insulating layer is provided with an LED lamp bead positive electrode pad hole 4, an LED lamp bead negative electrode pad hole 5, a resistor first pad hole 6, a resistor second pad hole 7, a power supply positive electrode pad hole 8 and a power supply negative electrode pad hole 9, the front circuit layer is provided with a wave-shaped connecting copper foil 10 for connecting the positive electrode of the LED lamp beads 3, the back circuit layer is provided with a positive electrode conductive copper foil 11 and a negative electrode conductive copper foil 12, the wave-shaped connecting copper foil 10 is connected with the positive electrode conductive copper foil 11 through the resistor 2, the middle insulating layer is provided with a resistor connecting hole 13 corresponding to the resistor first pad hole 6, the middle insulating layer is provided with a lamp bead connecting hole 14 corresponding to the LED lamp bead negative electrode pad hole 5, and the middle insulating layer is respectively provided with a positive power line connecting hole 15 and a negative power line connecting hole 16 corresponding to the positive conductive copper foil 11 and the negative conductive copper foil 12. Install a resistance 2 and a plurality of parallel connection's LED lamp pearl 3 through the circuit board unit, the positive circuit layer is equipped with the wave connection copper foil 10 that supplies the anodal of LED lamp pearl 3 to connect, wave connection copper foil 10 is connected with anodal conductive copper foil 11 through resistance 2, the intermediate insulation layer is equipped with the lamp pearl connecting hole 14 that corresponds with LED lamp pearl negative pole pad hole 5, make the inside wiring of LED lamp area circuit board simple, easy production, the line is walked simply in the lamp pearl return circuit, save the copper product material, low in production cost, a simple wave connection copper foil 10 just can realize that the light source is luminous, and can cut at will in the place that contains resistance, high durability and convenient use.
As a specific implementation manner, the circuit board unit 1 is provided with one resistor 2 and six LED lamp beads 6 connected in parallel.
The wave-shaped connecting copper foil 10 is provided with the inverted isosceles trapezoid-shaped groove 17 corresponding to the power supply positive pad hole 8, so that the wave-shaped connecting copper foil 10 can penetrate between the power supply positive pad hole 8 and the power supply negative pad hole 9 conveniently, and wiring is simpler.
The wave-shaped connecting copper foil 10 is provided with a V-shaped welding part 18 for connecting the resistor 2, so that the resistor 2 is convenient to install.
The resistor 2 is arranged at the tail part of the circuit board unit 1, and the resistor 2 is arranged between two adjacent LED lamp beads 3, so that simple arrangement of loop routing of the resistor 2 is facilitated.
The surface of the front insulating layer is provided with a cutting mark 19, so that the cutting operation is convenient, and the mistaken cutting is prevented.
As a specific implementation manner, the LED strip circuit board is provided with 120 LED beads, and the LED strip circuit board is provided with 20 resistors.
In specific implementation, the rated voltage of the LED lamp strip circuit board is 5V or 12V or 24V.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a LED lamp area circuit board that can cut at will which characterized in that: the LED 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 which are sequentially arranged from top to bottom, the LED lamp strip circuit board comprises a plurality of circuit board units connected in parallel, a resistor and a plurality of LED lamp beads connected in parallel are mounted on each circuit board unit, the front insulating layer is provided with an LED lamp bead positive electrode pad hole, an LED lamp bead negative electrode pad hole, a resistor first pad hole, a resistor second pad hole, a power supply positive electrode pad hole and a power supply negative electrode pad hole, the front circuit layer is provided with a wave-shaped connecting copper foil for connecting the positive electrode of the LED lamp beads, the back circuit layer is provided with a positive electrode conductive copper foil and a negative electrode conductive copper foil, the wave-shaped connecting copper foil is connected with the positive electrode conductive copper foil through the resistor, the middle insulating layer is provided with a resistor connecting hole corresponding to the resistor first pad hole, the middle insulating layer is provided with a lamp bead connecting hole corresponding to the LED lamp bead negative electrode pad hole, and the middle insulating layer is respectively provided with a positive power line connecting hole and a negative power line connecting hole which correspond to the positive conductive copper foil and the negative conductive copper foil.
2. A randomly cuttable LED light strip circuit board as defined in claim 1, wherein: the circuit board unit is provided with a resistor and six LED lamp beads connected in parallel.
3. A randomly cuttable LED light strip circuit board as defined in claim 1, wherein: the wave-shaped connecting copper foil is provided with an inverted isosceles trapezoid groove corresponding to the power supply positive pad hole.
4. A randomly cuttable LED light strip circuit board as defined in claim 1, wherein: the wave-shaped connecting copper foil is provided with a V-shaped welding part for connecting the resistors.
5. A randomly cuttable LED light strip circuit board as defined in claim 1, wherein: the resistor is arranged at the tail part of the circuit board unit, and the resistor is arranged between two adjacent LED lamp beads.
6. A randomly cuttable LED light strip circuit board as defined in claim 1, wherein: and a cutting mark is arranged on the surface of the front insulating layer.
7. A randomly cuttable LED light strip circuit board as defined in claim 1, wherein: the LED lamp belt circuit board is provided with 120 LED lamp beads, and the LED lamp belt circuit board is provided with 20 resistors.
8. A randomly cuttable LED light strip circuit board as defined in claim 1, wherein: the rated voltage of the LED lamp strip circuit board is 5V or 12V or 24V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221177741.3U CN217273679U (en) | 2022-05-17 | 2022-05-17 | LED lamp area circuit board that can cut at will |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221177741.3U CN217273679U (en) | 2022-05-17 | 2022-05-17 | LED lamp area circuit board that can cut at will |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217273679U true CN217273679U (en) | 2022-08-23 |
Family
ID=82886911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221177741.3U Active CN217273679U (en) | 2022-05-17 | 2022-05-17 | LED lamp area circuit board that can cut at will |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217273679U (en) |
-
2022
- 2022-05-17 CN CN202221177741.3U patent/CN217273679U/en active Active
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