CN214313249U

CN214313249U - Protection device for IC series LED chip

Info

Publication number: CN214313249U
Application number: CN202120139818.7U
Authority: CN
Inventors: 雷本高
Original assignee: Jiangmen Tianxin Technology Co ltd
Current assignee: Jiangmen Tianxin Technology Co ltd
Priority date: 2021-01-19
Filing date: 2021-01-19
Publication date: 2021-09-28
Anticipated expiration: 2031-01-19

Abstract

The utility model discloses a protection device for LED chips in IC series connection, which comprises an LED chip main body and a welding pin for connecting the LED chip main body with a power supply, wherein the end surface of the LED chip main body is provided with a groove in a flaring shape for a lamp bead chip, an anode pin and a cathode pin for connecting the lamp bead chip are arranged in the groove, an IC chip is arranged in the groove corresponding to the anode pin and the cathode pin, and the connecting end of the welding pin corresponding to the LED chip main body is arranged in a convex shape; the back of the LED chip main body is provided with a first slot position for welding the heat dissipation plate corresponding to the positive pin and the negative pin, and the back of the LED chip main body is provided with a second slot position for welding the heat dissipation plate corresponding to the IC chip. This protection device of IC series connection LED chip effectively improves LED chip radiating effect, improves LED chip excess temperature protection and safe durable effect, improves LED chip life's advantage.

Description

Protection device for IC series LED chip

Technical Field

The utility model relates to a LED chip technical field specifically is a single or more than two series structure's of IC series connection LED chip protection device.

Background

The LED chip is a core component of the LED lamp, namely a P-N junction. The chip has the main function of converting electric energy into light energy, and the main material of the chip is a sapphire substrate. The LED chip can generate a large amount of heat when in use, the heat is not dissipated in time, and the LED chip is easy to be damaged by light attenuation, so that the service life of the LED chip is shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a protection device of IC series connection LED chip effectively improves LED chip radiating effect, improves LED chip excess temperature protection and safe durable effect, improves LED chip life's advantage, has solved the LED chip and can produce a large amount of heats when using, and its heat is untimely dispels the heat, very easily leads to LED chip light decay to damage to reduce LED chip life's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a protection device of a single or more than two series-connected structures of an IC series LED chip comprises an LED chip main body and welding pins for connecting the LED chip main body with a power supply, wherein the end surface of the LED chip main body is provided with a flaring-shaped groove position for a lamp bead chip, a positive pin and a negative pin for connecting the lamp bead chip are arranged in the groove position, the IC chip is arranged in the groove position corresponding to the positive pin and the negative pin, and the connecting end of the welding pins corresponding to the LED chip main body is arranged in a convex shape;

the back of the LED chip main body is provided with a first slot position for welding the heat dissipation plate corresponding to the positive pin and the negative pin, and the back of the LED chip main body is provided with a second slot position for welding the heat dissipation plate corresponding to the IC chip.

Furthermore, the distance between the IC chip and the corresponding positive electrode pin and the negative electrode pin is 0.72mm-1.1 mm.

Further, the distance between the first slot position and the second slot position is 1mm-1.3 mm.

Furthermore, the incoming end and the output end of the welding foot corresponding to the LED chip are both provided with three welding feet which are connected with the rib in parallel, and the electrodes of the incoming end and the output end of the LED chip are both connected with the IC in series to form protection.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses the LED chip main part corresponds anodal pin and negative pole pin and is apart from 1.1mm setting before the IC chip through the trench, and the back of LED chip main part corresponds anodal pin and negative pole pin and sets up trench one and trench two with IC chip department and be apart from 1.3mm setting, effectively improves the radiating effect of LED chip main part, improves LED chip excess temperature protection and safe life.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic top view of the present invention;

fig. 3 is a schematic side view of the present invention.

In the figure: 1. an LED chip main body; 2. welding a pin; 3. a slot position; 4. a positive electrode pin; 5. a negative electrode pin; 6. an IC chip; 7. a first slot position; 8. and a second slot position.

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.

Referring to fig. 1-3, a protection device for an LED chip in series connection with an IC includes an LED chip main body 1 and a welding pin 2 connecting the LED chip main body 1 to a power supply, wherein a slot 3 in a flared shape is installed on an end surface of the LED chip main body 1 for a bead chip, a positive pin 4 and a negative pin 5 for connecting the bead chip are provided in the slot 3, an IC chip 6 is provided in the slot 3 corresponding to the positive pin 4 and the negative pin 5, and a connection end of the welding pin 2 corresponding to the LED chip main body 1 is provided in a protruding shape;

the back of the LED chip main body 1 is provided with a first slot position 7 for welding the heat dissipation plate corresponding to the positive pin 4 and the negative pin 5, and the back of the LED chip main body 1 is provided with a second slot position 8 for welding the heat dissipation plate corresponding to the IC chip 6.

Specifically, the distance between the IC chip 6 corresponding to the positive electrode pin 4 and the negative electrode pin 5 is 1.1 mm.

Specifically, the distance between the first slot position 7 and the second slot position 8 is 1.3 mm.

Specifically, the incoming end and the output end of the welding foot 2 corresponding to the LED chip main body 1 are provided with three welding feet which are connected with each other through ribs and in parallel connection, and the electrodes of the incoming end and the output end of the LED chip main body 1 are connected with the IC in series to form protection.

The LED chip main body 1 is arranged at a distance of 0.72mm-1.1mm before corresponding to the positive pin 4 and the negative pin 5 through the groove 3 and the IC chip 6, the LED chip main body 1 is welded to the LED lamp bead chip through the positive pin 4 and the negative pin 5 inside the groove 3, the lamp bead chip and the IC chip 6 are separated by a corresponding safety distance, a certain heat dissipation distance and safety protection are achieved between the lamp bead chip and the IC chip 6, a groove I7 and a groove II 8 are arranged at positions, corresponding to the positive pin 4 and the negative pin 5, of the back of the LED chip main body 1 and the IC chip 6, and are arranged at a distance of 1mm-1.3mm, a heat dissipation space is formed between heat dissipation discs welded inside the groove I7 and the groove II 8, the heat dissipation effect and the safety application of the LED chip main body 1 are effectively improved, and the service life of the LED chip main body 1 is prolonged.

A protection device of an IC serial LED chip comprises SMD patch type LED structure applications, wherein the shapes and the appearances are 5050(5mm multiplied by 5mm),5051(5mm multiplied by 5.1mm),5052(5mm multiplied by 5.2mm),5053(5mm multiplied by 5.3mm),5054(5mm multiplied by 5.4mm),6060(6mm multiplied by 6mm),6868(6.8mm multiplied by 6.8mm),7070(7mm multiplied by 7mm),2835(2.8mm multiplied by 3.5mm),3030(3mm multiplied by 3mm),3535(3.5mm multiplied by 3.5mm),3537(3.5mm multiplied by 3.7mm) and the like.

Claims

1. The utility model provides a protection device of IC series connection LED chip, includes LED chip main part (1) and welding foot (2) that LED chip main part (1) and power are connected which characterized in that: the LED lamp bead chip comprises an LED chip main body (1), and is characterized in that a flared groove position (3) is arranged on the end face of the LED chip main body (1) opposite to a lamp bead chip, a positive electrode pin (4) and a negative electrode pin (5) which are connected with the lamp bead chip are arranged in the groove position (3), an IC chip (6) is arranged in the groove position (3) corresponding to the positive electrode pin (4) and the negative electrode pin (5), and a connecting end of a welding pin (2) corresponding to the LED chip main body (1) is arranged in a protruding manner;

the back of the LED chip main body (1) is provided with a first slot position (7) welded to the heat dissipation plate corresponding to the positive pin (4) and the negative pin (5), and the back of the LED chip main body (1) is provided with a second slot position (8) welded to the heat dissipation plate corresponding to the IC chip (6).

2. The protection device of claim 1, wherein: the distance between the IC chip (6) and the corresponding positive electrode pin (4) and the negative electrode pin (5) is 0.72mm-1.1 mm.

3. The protection device of claim 1, wherein: the distance between the first slot position (7) and the second slot position (8) is 1mm-1.3 mm.

4. The protection device of claim 1, wherein: the connecting end and the output end of the LED chip main body (1) are provided with three welding pins (2) which are connected with the ribs in parallel, and the electrodes of the connecting end and the output end of the LED chip main body (1) are connected with the IC in series to form protection.