CN207729267U - A LED lamp circuit board - Google Patents

Abstract

the utility model discloses a L ED lamp circuit board, including shell body, circuit board main part, first louvre, second louvre, connecting rod and lower plate, the inside draw-in groove of having seted up of shell body, the end fixing piece is installed at the four turnings of circuit board main part, end fixing piece joint is in the draw-in groove, first louvre has been seted up at circuit board main part both ends, the second louvre is installed to circuit board main part both sides, the connecting rod is installed at the four turnings of shell body downside, the lower plate is installed to connecting rod one end, L ED lamp is installed to circuit board main part upside, electric connection has positive terminal and negative terminal in the circuit board main part of L ED lamp side, the utility model relates to a L ED lamp circuit board can form the protection to the outside of circuit board main part through shell body and lower plate, simultaneously through first louvre, second louvre and connecting rod, is convenient.

Description

A LED lamp circuit board

technical field

The utility model relates to the technical field of LED lamps, in particular to an LED lamp circuit board.

Background technique

LED, the abbreviation of light emitting diode in English, also known as light emitting diode. Its basic structure is a piece of electroluminescent semiconductor material, a solid-state semiconductor device that can directly convert electricity into light. Put it on a shelf with leads, and then seal it with epoxy resin around it to protect the inner core wire, so the LED has good shock resistance. The heart of LED is the wafer of a semiconductor, and one end of wafer is attached on a bracket, and one end is negative pole, and the other end connects the positive pole of power supply, and whole wafer is encapsulated by epoxy resin. Initially, LEDs were used as indicating light sources for instruments and meters. Later, LEDs of various light colors were widely used in traffic lights and large-area display screens, resulting in good economic and social benefits. At present, LEDs are used in lighting The technical field has been developed rapidly, and it has the advantages of energy saving, simple structure, high brightness and low cost in application.

The existing LED lamp circuit board technology has the following problems: the existing LED lamp circuit board has poor protection performance on the outside of the LED lamp circuit board, and the existing LED lamp circuit board has poor heat dissipation performance.

Contents of the invention

The purpose of the utility model is to provide an LED lamp circuit board to solve the problems in the prior art.

In order to achieve the above purpose, the utility model provides the following technical solutions: an LED lamp circuit board, including an outer shell, a main body of the circuit board, a first heat dissipation hole, a second heat dissipation hole, a connecting rod and a lower bottom plate. There are card slots, the four corners of the main body of the circuit board are equipped with end fixing parts, and the end fixing parts are clamped in the card slots, the two ends of the main body of the circuit board are provided with first heat dissipation holes, and the main body of the circuit board Second heat dissipation holes are installed on both sides, connecting rods are installed at the four corners of the lower side of the outer casing, a lower base plate is installed at one end of the connecting rod, an LED lamp is installed on the upper side of the main body of the circuit board, and the side of the LED lamp The main body of the circuit board is electrically connected with a positive terminal and a negative terminal, and four corners on the upper side of the outer casing are provided with first mounting holes.

Preferably, side fixing parts are installed on both sides of the main body of the circuit board.

Preferably, the end fixing member is provided with a second installation hole, and the second installation hole is fixed by screws.

Preferably, a third cooling hole is opened on the lower bottom plate, and there are multiple third cooling holes.

Preferably, the connecting rod is made of alloy material.

Compared with the prior art, the beneficial effect of the utility model is that the utility model can protect the outside of the main body of the circuit board through the outer casing and the lower bottom plate, and at the same time, through the first heat dissipation hole, the second heat dissipation hole and the connecting rod, it is convenient to The heat dissipation of the main body of the circuit board improves the service life of the main body of the circuit board. The first mounting holes are opened through the four corners on the upper side of the outer shell, which is convenient for installing the outer shell. The lower side of the main body of the circuit board is ventilated and dissipated.

Description of drawings

Fig. 1 is the overall structure plan view of the present utility model;

Fig. 2 is a front view of the overall structure of the utility model.

In the figure: 1-outer shell, 11-card slot, 2-circuit board main body, 21-end fixing piece, 211-second mounting hole, 3-LED light, 31-positive terminal, 32-negative terminal, 4-first heat dissipation hole, 5-second heat dissipation hole, 6-side fixing piece, 7-connecting rod, 8-lower bottom plate, 81-third heat dissipation hole.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1-2, in the embodiment of the utility model, an LED lamp circuit board includes an outer casing 1, a circuit board main body 2, a first heat dissipation hole 4, a second heat dissipation hole 5, a connecting rod 7 and a lower bottom plate 8 , the outer casing 1 is provided with a card slot 11, and the four corners of the circuit board main body 2 are equipped with end fixing parts 21, which is convenient for installing and fixing the circuit board main body 2. The end fixing parts 21 are snapped into the card slot 11, and the circuit board main body 2 Both ends are provided with first cooling holes 4, and the two sides of the main body of the circuit board 2 are provided with second cooling holes 5 to facilitate heat dissipation around the main body of the circuit board 2. The four corners of the lower side of the outer casing 1 are equipped with connecting rods 7, and the connecting rods 7 A lower base plate 8 is installed at one end, and an LED light 3 is installed on the upper side of the main body 2 of the circuit board. A first installation hole 12 is opened at the corner, which is convenient for installing and fixing the outer casing 1 .

Side fixing parts 6 are installed on both sides of the main body 2 of the circuit board to facilitate fixing the middle part of the main body 2 of the circuit board.

A second installation hole 211 is opened on the end fixing member 21 , and the second installation hole 211 is fixed by screws, which is convenient for installing and fixing the circuit board main body 2 .

The lower bottom plate 8 is provided with a third heat dissipation hole 81 , and a plurality of third heat dissipation holes 81 are provided, so as to improve the performance of heat dissipation.

The connecting rod 7 is made of alloy material, which improves the supporting stability of the connecting rod 7 .

Working principle: The circuit board main body 2 is installed on the outer casing 1 through the end fixing piece 21, and the outer side of the circuit board main body 2 can be protected through the outer casing 1 and the lower bottom plate 8, and at the same time, the first cooling hole 4, the second The heat dissipation holes 5 and the connecting rods 7 are convenient for heat dissipation of the main body 2 of the circuit board and improve the service life of the main body 2 of the circuit board. The first mounting holes 12 are opened through the four corners on the upper side of the outer shell 1, which is convenient for installing the outer shell 1 for use In addition, the third heat dissipation hole 81 is provided on the lower bottom plate 8 to facilitate ventilation and heat dissipation to the lower side of the main body 2 of the circuit board.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (5)

1. An LED lamp circuit board, including an outer casing (1), a circuit board main body (2), a first cooling hole (4), a second cooling hole (5), a connecting rod (7) and a lower bottom plate (8) , characterized in that: the outer shell (1) is provided with a card slot (11), the four corners of the circuit board main body (2) are equipped with end fixing parts (21), and the end fixing parts (21) snapped into the card slot (11), first cooling holes (4) are opened at both ends of the circuit board body (2), and second cooling holes (5) are installed on both sides of the circuit board body (2), Connecting rods (7) are installed at the four corners of the lower side of the outer casing (1), and a lower base plate (8) is installed at one end of the connecting rod (7), and an LED light ( 3), the main body (2) of the circuit board next to the LED lamp (3) is electrically connected to the positive terminal (31) and the negative terminal (32), and the four corners on the upper side of the outer shell (1) are opened There is a first mounting hole (12). 2. The LED lamp circuit board according to claim 1, characterized in that: side fixing parts (6) are installed on both sides of the circuit board main body (2). 3. The LED lamp circuit board according to claim 1, characterized in that: the end fixing member (21) is provided with a second installation hole (211), and the second installation hole (211) is passed through a screw fixed. 4. The LED lamp circuit board according to claim 1, characterized in that: the lower base plate (8) is provided with a third cooling hole (81), and the third cooling hole (81) is provided with a plurality of . 5. The LED lamp circuit board according to claim 1, characterized in that: the connecting rod (7) is made of alloy material.