CN216450676U - Easy-to-radiate and cost-saving welding disc for lamp beads - Google Patents
Easy-to-radiate and cost-saving welding disc for lamp beads Download PDFInfo
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- CN216450676U CN216450676U CN202122994272.6U CN202122994272U CN216450676U CN 216450676 U CN216450676 U CN 216450676U CN 202122994272 U CN202122994272 U CN 202122994272U CN 216450676 U CN216450676 U CN 216450676U
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Abstract
The utility model relates to the technical field of LED (light-emitting diode) lamp beads, and discloses a lamp bead pad with the advantages of easy heat dissipation and cost saving, which comprises an aluminum substrate, wherein a plurality of lamp bead pads are fixedly arranged at the upper end of the aluminum substrate, the lamp bead pads are arranged at equal intervals, positive electrodes and negative electrodes are arranged at the upper ends of the lamp bead pads, the positive electrodes and the negative electrodes are symmetrically arranged side by side, the corresponding positive electrodes and the negative electrodes are electrically connected with lamp beads, the lengths of the positive electrodes and the negative electrodes are both 20mm, the widths of the positive electrodes and the negative electrodes are both 10mm, the interval between the positive electrodes and the negative electrodes is 5mm, the lengths and the widths of the lamp beads are respectively 35mm, the lengths and the widths of the lamp bead pads are both 25mm, the aluminum substrate is shaped like a Chinese character 'hui', the side walls of the peripheries of the lamp bead pads are integrally formed with radiating fins, and the radiating fins are all semicircular. The utility model has large welding spot area, is beneficial to stable welding of solder paste, has large welding area, high heat conductivity coefficient of the aluminum substrate, easy heat dissipation, large interval between the welding spots of the anode and the cathode and difficult short circuit.
Description
Technical Field
The utility model relates to the technical field of LED lamp beads, in particular to a welding disc for a lamp bead, which is easy to radiate and saves cost.
Background
With the rapid development of the LED industry and the continuous expansion of the LED application field, higher and more specific requirements are put forward on the packaging form and performance of the LED device. The LED display screen has the characteristics of bright color, seamless splicing and the like, and is widely applied to the fields of conference rooms, stages, public information display, sports traffic facilities and the like. The LED display screen is generally formed by splicing a plurality of LED display modules, and each LED display module is formed by a plurality of lamp beads
Pads, the basic building blocks of a surface mount assembly, are used to build up a land pattern (land pattern) of a circuit board, i.e., a variety of pad combinations designed for a particular component type.
The existing welding disc for the lamp bead is poor in heat dissipation effect and high in production cost, so that the welding disc for the lamp bead, which is easy to dissipate heat and saves cost, is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems of poor heat dissipation effect and high production cost in the prior art, and provides a welding disc for a lamp bead, which is easy to dissipate heat and saves cost.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides an easy heat dissipation and cost-effective pad for lamp pearl, includes aluminium base board, the fixed a plurality of lamp pearl pads that are equipped with in upper end of aluminium base board, it is a plurality of equidistant setting between the lamp pearl pad, it is a plurality of the upper end of lamp pearl pad all is provided with positive electrode and negative electrode, positive electrode and negative electrode are symmetrical setting side by side, corresponding equal electric connection has the lamp pearl on positive electrode and the negative electrode.
Preferably, the positive electrode and the negative electrode are both 20mm long.
Preferably, the width of each of the positive electrode and the negative electrode is 10 mm.
Preferably, the distance between the positive electrode and the negative electrode is 5 mm.
Preferably, the length and the width of the lamp bead are 35mm respectively.
Preferably, the length and the width of the lamp bead welding pad are both 25 mm.
Preferably, the aluminum substrate is in a shape of a Chinese character 'hui'.
Preferably, the side wall integrated into one piece all around of lamp pearl pad is provided with the fin.
Preferably, each of the plurality of fins has a semicircular shape.
Compared with the prior art, the utility model provides the welding disc for the lamp bead, which is easy to radiate and saves cost, and has the following beneficial effects:
1. this easy heat dissipation just saves cost's pad for lamp pearl, through aluminium base board, fin, the lamp pearl pad that is equipped with, the solder joint area is big, is favorable to the tin cream welding to be stable, and welding area is big, and aluminium base board coefficient of heat conductivity is high, easy heat dissipation.
2. This easy heat dissipation just saves cost's pad for lamp pearl, through positive electrode and the negative electrode that is equipped with, positive negative pole solder joint interval is big, difficult short circuit.
The welding spot area of the utility model is large, which is beneficial to the stable welding of solder paste, the welding area is large, the heat conductivity coefficient of the aluminum substrate is high, the heat dissipation is easy, the interval between the welding spots of the positive electrode and the negative electrode is large, and the short circuit is not easy.
Drawings
Fig. 1 is a schematic structural diagram of a welding pad for a lamp bead, which is easy to dissipate heat and saves cost;
fig. 2 is an enlarged view of a portion a of fig. 1.
In the figure: aluminum substrate 1, bead pad 2, positive electrode 3, negative electrode 4, 5 fin.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example 1
Referring to fig. 1-2, an easy-to-radiate and cost-saving welding disc for lamp beads comprises an aluminum substrate 1, a plurality of lamp bead welding discs 2 are fixedly arranged at the upper end of the aluminum substrate 1, the lamp bead welding discs 2 are arranged at equal intervals, positive electrodes 3 and negative electrodes 4 are arranged at the upper ends of the lamp bead welding discs 2, the positive electrodes 3 and the negative electrodes 4 are symmetrically arranged side by side, and lamp beads are electrically connected to the corresponding positive electrodes 3 and the corresponding negative electrodes 4.
The positive electrode 3 and the negative electrode 4 each have a length of 20 mm.
The width of each of the positive electrode 3 and the negative electrode 4 was 10 mm.
The positive electrode 3 and the negative electrode 4 were spaced apart by 5 mm.
The length and the width of the lamp bead are 35mm respectively.
The length and the width of the lamp bead bonding pad 2 are both 25 mm.
The aluminum substrate 1 is shaped like a Chinese character 'hui'.
The side wall integrated into one piece all around of lamp pearl pad 2 is provided with fin 5.
The plurality of fins 5 are each semicircular.
Example 2
Referring to fig. 1-2, an easy-to-radiate and cost-saving welding disc for lamp beads comprises an aluminum substrate 1, a plurality of lamp bead welding discs 2 are fixedly arranged at the upper end of the aluminum substrate 1, the lamp bead welding discs 2 are arranged at equal intervals, positive electrodes 3 and negative electrodes 4 are arranged at the upper ends of the lamp bead welding discs 2, the positive electrodes 3 and the negative electrodes 4 are symmetrically arranged side by side, and lamp beads are electrically connected to the corresponding positive electrodes 3 and the corresponding negative electrodes 4.
The length of the positive electrode 3 and the negative electrode 4 is 20mm, the larger welding spot area of the positive electrode 3 and the negative electrode 4 is large, stable welding of tin paste is facilitated, the welding area is large, the heat conductivity coefficient of the aluminum substrate is high, and heat dissipation is easy.
The widths of the positive electrode 3 and the negative electrode 4 are both 10mm, the larger welding spot area of the positive electrode 3 and the negative electrode 4 is large, stable welding of tin paste is facilitated, the welding area is large, the heat conductivity coefficient of the aluminum substrate is high, and heat dissipation is easy.
The distance between the positive electrode 3 and the negative electrode 4 is 5mm, the larger welding spot area of the positive electrode 3 and the negative electrode 4 is large, the stable welding of solder paste is facilitated, the welding area is large, the heat conductivity coefficient of the aluminum substrate is high, and the heat dissipation is easy.
The length and the width of the lamp bead are 35mm respectively, the lamp bead has the power of 2W, and compared with the lamp bead of 1.5W, the lamp bead has the same wattage and saves cost.
The length and the width of the lamp bead bonding pad 2 are both 25mm, and the heat dissipation coefficient and the heat conductivity coefficient are improved by 10%.
The aluminum substrate 1 is shaped like a Chinese character 'hui'.
The side wall integrated into one piece all around of lamp pearl pad 2 is provided with fin 5, and fin 5 can effectively improve the radiating effect.
The plurality of radiating fins 5 are all semicircular, and the semicircular radiating fins 5 are easy to process and have good radiating effect.
According to the utility model, the radiating fin 5 can effectively improve the radiating effect, the semicircular radiating fin 5 is easy to process and has a good radiating effect, the lamp bead has the power of 2W, and compared with the lamp bead of 1.5W, the lamp bead has the same wattage and saves cost, the welding spot area is large, the welding spot area is favorable for stable welding of tin paste, the welding spot area is large, the heat conductivity coefficient of the aluminum substrate 1 is high, the heat radiation is easy, the interval between the welding spots of the positive electrode and the negative electrode is large, and the short circuit is not easy to occur.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (9)
1. The utility model provides an easy heat dissipation and cost-effective pad for lamp pearl, includes aluminium base board (1), its characterized in that, the fixed a plurality of lamp pearl pads (2) that are equipped with in upper end of aluminium base board (1), it is a plurality of equidistant setting between lamp pearl pad (2), it is a plurality of the upper end of lamp pearl pad (2) all is provided with positive electrode (3) and negative electrode (4), positive electrode (3) and negative electrode (4) symmetry set up side by side, corresponding equal electric connection has the lamp pearl on positive electrode (3) and negative electrode (4).
2. A heat-dissipating and cost-saving welding plate for a lamp bead according to claim 1, wherein the positive electrode (3) and the negative electrode (4) are both 20mm long.
3. A heat-dissipating and cost-saving welding plate for a lamp bead according to claim 1, wherein the width of each of the positive electrode (3) and the negative electrode (4) is 10 mm.
4. A solder pad for a lamp bead with easy heat dissipation and cost saving according to claim 1, characterized in that the distance between the positive electrode (3) and the negative electrode (4) is 5 mm.
5. The easy-radiating and cost-saving bonding pad for the lamp beads according to claim 1, wherein the length and the width of the lamp beads are 35mm respectively.
6. The easy-radiating and cost-saving welding plate for the lamp beads according to claim 1, characterized in that the length and the width of the welding plate (2) for the lamp beads are both 25 mm.
7. A solder pad for a lamp bead with easy heat dissipation and cost saving according to claim 1, wherein the aluminum substrate (1) is in a shape of a Chinese character 'hui'.
8. The easy-radiating and cost-saving welding plate for the lamp bead according to claim 1, characterized in that the peripheral side wall of the welding plate (2) of the lamp bead is integrally provided with radiating fins (5).
9. The easy-to-radiate and cost-effective welding disc for the lamp bead according to claim 8, characterized in that the plurality of radiating fins (5) are all semicircular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122994272.6U CN216450676U (en) | 2021-12-01 | 2021-12-01 | Easy-to-radiate and cost-saving welding disc for lamp beads |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122994272.6U CN216450676U (en) | 2021-12-01 | 2021-12-01 | Easy-to-radiate and cost-saving welding disc for lamp beads |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216450676U true CN216450676U (en) | 2022-05-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122994272.6U Active CN216450676U (en) | 2021-12-01 | 2021-12-01 | Easy-to-radiate and cost-saving welding disc for lamp beads |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216450676U (en) |
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2021
- 2021-12-01 CN CN202122994272.6U patent/CN216450676U/en active Active
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