CN205065628U - LED electrical connection structure - Google Patents

Abstract

The utility model provides a LED electric connection structure, includes light source board, drive plate, sets up female terminal on this light source board and sets up the public terminal on this drive plate, and this female terminal is made by metal material, and this female terminal is including the butt portion that is located the middle part and the connecting portion that are located this butt portion both sides respectively, and this female terminal passes through connecting portion are fixed on this light source board and are connected with this light source board electricity, connecting portion are the shell fragment structure of buckling, when the butt of the top of this public terminal was in the butt portion of this female terminal, elastic deformation takes place for the connecting portion atress. The LED electric connection structure has the advantages of simple structure and high reliability.

Description

LED electrical connection structure

technical field

The utility model relates to the lighting field, in particular to an LED electrical connection structure.

Background technique

With the improvement of global environmental protection awareness, LED lighting has been rapidly developed in the field of indoor lighting. The current LED lamp usually includes a light source board and a driving board, and the driving board needs to be electrically connected with the light source board to realize the purpose of driving the LED light source on the light source board to emit light. At present, the electrical connection between the light source board and the driver is generally realized by welding wires, so as to achieve the purpose of connecting the driving power supply. Due to the need for manual threading and welding of such a connection method, the production process is complicated, the production efficiency is low, the process is time-consuming and cumbersome, and it is not easy to position and install, which is not conducive to automated production. Therefore, there are currently existing solutions for improving the use of terminals to facilitate automated production, but these terminals are often easily deformed during long-term use, resulting in failure of electrical connections and poor reliability.

Utility model content

In view of this, it is necessary to provide an LED electrical connection structure with simple structure and high reliability.

The technical solution adopted by the utility model is: an LED electrical connection structure, including a light source board, a driving board, a female terminal arranged on the light source board and a male terminal arranged on the driving board, the female terminal is made of a metal material In this way, the female terminal includes an abutting portion located in the middle and connecting portions respectively located on both sides of the abutting portion, the female terminal is fixed on the light source board through the connecting portion and is electrically connected to the light source board, the connection Both parts are bent elastic sheet structures, and when the top end of the male terminal abuts against the abutting part of the female terminal, the connecting part is elastically deformed under force.

Compared with the prior art, in the LED electrical connection structure, the driving board, the male terminal, the female terminal and the light source board are sequentially electrically connected, wherein the female terminal is specially provided with a connecting part of a bent elastic sheet structure and The light source board is electrically connected. When assembling, when the top end of the male terminal abuts against the abutting portion of the female terminal, the connecting portion is elastically deformed under force and abuts against the light source board. In this way, the connection The portion can provide a reaction force to the light source board, so that the connecting portion is more tightly connected to the light source board and is not easy to loosen, so that the LED electrical connection structure has the advantages of simple structure and high reliability.

Description of drawings

Fig. 1 is a sectional view of the first embodiment of the utility model LED electrical connection structure;

Fig. 2 is a perspective view of a female terminal in the LED electrical connection structure shown in Fig. 1;

Fig. 3 is a perspective view of a male terminal in the LED electrical connection structure shown in Fig. 1;

Fig. 4 is a schematic diagram of the electrical connection between the male terminal and the female terminal shown in Fig. 1;

Explanation of reference signs:

10 light source board 20 driver board

30 female terminals 40 male terminals

50 Radiator 60 Lamp Holder

21 first electrode terminal 22 second electrode terminal

23 extension part 31 abutment part

32 Connecting part 311 Abutment hole

312 abutting section 313 inclined section

41 top 51 conductive layer

52 insulating layer 61 first electrode

62 second electrode 63 insulating ring

detailed description

The utility model is elaborated below by specific embodiment:

Fig. 1 is a three-dimensional exploded view of the first embodiment of the electrical connector of the LED lamp of the present invention. The LED electrical connection structure includes a light source board 10, a drive board 20, a female terminal 30 arranged on the light source board 10 and a female terminal 30 arranged on the light source board 10. Male terminals 40 on drive board 20 .

Please refer to FIG. 1 , the bottom end of the male terminal 40 is fixed on the driving board 20 by soldering. The top 41 of the male terminal 40 is a bent C-shaped structure.

Please refer to FIG. 1 , the female terminal 30 is made of metal material. The female terminal 30 includes an abutting portion 31 in the middle and connecting portions 32 respectively located on two sides of the abutting portion 31 . The abutting portion 31 of the female terminal 30 includes an abutting section 312 located in the middle and inclined sections 313 connected to both sides of the abutting section 312, and the inclined sections 313 are respectively connected to the connecting portions 32, and the abutting section 312 and the inclined section 313 form a groove-shaped bent structure so that the abutting section 312 is located in the area formed by the connecting parts 32 being spaced apart from each other. In this way, the abutting section 312 is located in the middle of the mutual projection range of the two opposite connecting portions 32 . When the abutting section 312 receives a pressing force, the pressing force can be transmitted to the two connecting parts 32 through the groove-shaped inclined section 313 , and elastically deform the connecting parts 32 . The abutting portion 31 of the female terminal 30 defines an abutting hole 311 , and the top end 41 of the male terminal 40 abuts against an inner wall of the abutting hole 311 and is fixed by the abutting hole 311 .

In addition, the female terminal 30 is fixed on the light source board 10 through the connection parts 32 and is electrically connected with the light source board 10 . In this embodiment, the connection part 32 of the female terminal 30 is fixed on the light source board 10 by welding. These connecting parts 32 are all bent elastic sheet structures. In this embodiment, the two connecting parts 32 of the female terminal 30 are both bent C-shaped structures. When the top 41 of the male terminal 40 abuts against the female terminal When the abutting portion 31 of 30 is placed on, these connecting portions 32 are elastically deformed under force. Preferably, the female terminal 30 is made of integrally bent metal material.

Please refer to FIG. 1 , it also includes a radiator 50 and a lamp holder 60, the radiator 50 includes a conductive layer 51 and an insulating layer 52 outside the conductive layer 51, the lamp holder 60 includes a first electrode 61, a second electrode 62 and a The insulating ring 63 between the first electrode 61 and the second electrode 62, the conductive layer 51 is electrically connected to the second electrode 62 of the lamp cap 60, the second electrode 62 is a threaded lamp cap shell in this embodiment, the The driving board 20 is provided with a first electrode terminal 21 and a second electrode terminal 22 , the first electrode terminal 21 is electrically connected to the first electrode 61 of the lamp holder 20 , and the second electrode terminal 22 is electrically connected to the conductive layer 51 . The second electrode terminal 22 is an elastic sheet structure, the driving board 20 is provided with an extension part 23, the extension part 23 is arranged close to the conductive layer 51, the second electrode terminal 22 is arranged on the extension part 23, and the second electrode terminal 22 is arranged on the extension part 23. The extreme end 22 elastically abuts on the conductive layer 51 .

To sum up, in the LED electrical connection structure, the driving board 20, the male terminal 40, the female terminal 30 and the light source board 10 are sequentially electrically connected, wherein the female terminal 30 is specially provided with a bent spring structure. The connecting parts 32 are electrically connected to the light source board 10. During assembly, when the top end 41 of the male terminal 40 abuts against the abutting part 31 of the female terminal 30, these connecting parts 32 can be elastically deformed under force and abut against the abutting part 31. On the light source board 10, these connecting parts 32 can provide a reaction force to the light source board 10, so that these connecting parts 32 are more tightly and not easy to loose when they are in electrical contact with the light source board 10, so that the LED electrical connection structure has a simple structure. , The advantages of high reliability.

In addition, compared with the conventional method of directly riveting the second electrode 62 to the lamp holder 60, the LED electrical connection structure is provided with a conductive layer 51 on the heat sink 50, and the conductive layer 51 is connected to the second electrode of the lamp holder 60. The electrical connection of the electrodes 62 avoids assembly problems caused by directly connecting the second electrodes 62 to the narrow lamp cap 60 , effectively simplifies the assembly operation, and facilitates automatic assembly. And the LED electrical connection structure realizes the electrical connection between the light source board 10 and the driving board 20 by setting the female terminal 30 and the male terminal 40. At the same time, the driving board 20 is provided with the first electrode terminal 21 and the second electrical terminal The poles 22 are respectively electrically connected to the first electrode 61 and the second electrode 62 of the lamp cap 60, which is convenient for automatic production and has high production efficiency.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. within the spirit and principles of the present utility model shall include Within the protection scope of the utility model.

Claims (10)

1. a LED electrical syndeton, comprise light source board, drive plate, the male terminal that is arranged on the female terminal on this light source board and is arranged on this drive plate, it is characterized in that, this female terminal is made up of metal material, this female terminal comprises the abutting part being positioned at middle part and the connecting portion laying respectively at these abutting part both sides, this female terminal to be fixed on this light source board by described connecting portion and to be electrically connected with this light source board, described connecting portion is the elastic piece structure of bending, when on the abutting part that the top of this male terminal is connected to this female terminal, the stressed generation elastic deformation of described connecting portion.

2. LED electrical syndeton according to claim 1, is characterized in that: the abutting part of this female terminal is provided with and abuts hole, and the inwall that the top of this male terminal is connected to this abutting hole is fixed by this abutting hole.

3. LED electrical syndeton according to claim 2, is characterized in that: the top of this male terminal is the C shape structure of bending.

4. LED electrical syndeton according to claim 1, is characterized in that: two connecting portions of this female terminal are the C shape structure of bending.

5. LED electrical syndeton according to claim 4, it is characterized in that: the abutting part of this female terminal comprises the connecting section being positioned at middle part and the tilting section be connected with the both sides of this connecting section, described tilting section is connected with described connecting portion respectively, and this connecting section and tilting section composition groove type bending structure make this connecting section be positioned at the region of the spaced formation of described connecting portion.

6. LED electrical syndeton according to claim 1, is characterized in that: this female terminal is integrally bent into by metal material.

7. LED electrical syndeton according to claim 1, is characterized in that, the connecting portion of this female terminal is fixed by welding on this light source board.

8. LED electrical syndeton according to claim 1, is characterized in that: the bottom of this male terminal is fixed by welding on this drive plate.

9. LED electrical syndeton according to claim 1, it is characterized in that: also comprise radiator and lamp holder, this radiator comprises conductive layer and is positioned at the insulating barrier outside conductive layer, the dead ring that this lamp holder comprises the first electrode, the second electrode and is arranged between this first electrode and this second electrode, this conductive layer is electrically connected with the second electrode of this lamp holder, this drive plate is provided with the first electrode tip and the second electrode tip, this first electrode tip is electrically connected with the first electrode of this lamp holder, and this second electrode tip is electrically connected with this conductive layer.

10. LED electrical syndeton according to claim 9, it is characterized in that: this second electrode tip is elastic piece structure, this drive plate is provided with extension, this extension is arranged near this conductive layer, this second electrode tip is arranged on this extension, and this second electrode tip is flexible to be connected on this conductive layer.