CN202564673U - Electrical connector assembly - Google Patents

Abstract

An electrical connector assembly, comprising an electrical connector, a printed circuit board assembly electrically connected to the electrical connector and provided with a light emitting diode, an insulating shell covering the electrical connector and the printed circuit board assembly, at least A light guide installed on the insulating housing and a cable assembly welded to the printed circuit board assembly, the light guide includes a main body, a light guide column protruding upward from the main body, and accommodating the The groove of the light-emitting diode, the insulating housing is provided with upper and lower housings, and it is characterized in that: at least one of the upper and lower housings is provided with a light guide hole and a positioning hole, and the upper surface of the light guide column is transparent. The light guide hole is exposed to the insulating housing, and the light guide member is also provided with a positioning column received in the positioning hole. The positioning post on the light guide fits with the positioning hole on the insulating housing so that the light guiding post and the insulating housing can be completely positioned to prevent the light guiding post from damaging the electronic components on the printed circuit board assembly when the finished product is assembled.

Description

Electrical Connector Assembly

【Technical field】

The utility model relates to an electrical connector assembly, in particular to an electrical connector assembly with a light emitting diode.

【Background technique】

Electrical connector components are widely used in modern electronic and electrical equipment. They are as important to electronic and electrical equipment as blood vessels are to human beings. Especially the electrical connector components used to transmit power signals have a direct impact on the performance of the entire electronic and electrical equipment. is not functioning properly. Traditional electrical connector components include electrical connectors, printed circuit boards, light-emitting diodes, light guide bars, cables interconnected with electrical connectors, and coated electrical connectors, printed circuit boards (PCBs), light-emitting diodes, light guide bars, The shielding shell of the cable and the LED are soldered to the printed circuit board and accommodated in the light guide column. When the electrical connector is assembled, the light guide column will damage the printed circuit board due to unstable positioning.

Therefore, it is necessary to provide a new electrical connector assembly to solve the above problems.

【Content of utility model】

The purpose of the utility model is to provide an electrical connector assembly for effectively positioning the internal structure of the electrical connector assembly.

In order to achieve the above object, the utility model electrical connector assembly can adopt the following technical solutions: an electrical connector assembly, including an electrical connector, a printed circuit board assembly electrically connected to the electrical connector and provided with a light emitting diode, An insulating housing that covers the electrical connector and a printed circuit board assembly, at least one light guide installed on the insulating housing, and a cable assembly welded to the printed circuit board assembly, the light guide includes The main body, the light guide column protruding upward from the main body, and the groove for accommodating the light-emitting diodes. One is provided with a light guide hole and a positioning hole, the upper surface of the light guide column is exposed to the insulating housing through the light guide hole, and the light guide member is also provided with a positioning column accommodated in the positioning hole.

Compared with the prior art, the utility model has the following beneficial effects: the positioning column on the light guide is matched with the positioning hole on the insulating housing, so that the light guiding column and the insulating housing can be completely positioned, preventing the light guiding column from being damaged when the finished product is assembled. Pressure damage electronic components on printed circuit board assemblies.

【Description of drawings】

FIG. 1 is a perspective view of the electrical connector assembly of the present invention.

Figure 2 is an exploded perspective view of the electrical connector assembly.

FIG. 3 is a three-dimensional exploded view of the electrical connector assembly in FIG. 2 in another direction.

FIG. 4 is a three-dimensional schematic view of the assembly of the lower housing of the electrical connector assembly in FIG. 2 and the light guide.

FIG. 5 is an assembly view of another part of the electrical connector assembly in FIG. 2 .

【Detailed ways】

1 to 3, the electrical connector assembly 100 of the present invention includes an electrical connector 2, a printed circuit board assembly 3, a number of wires 6 connecting the electrical connector 2 and the printed circuit board assembly 3, a light guide 4, a wire The cable assembly 5 and the insulating shell 1 , the insulating shell 1 covers the printed circuit board assembly 3 , the light guide 4 , the wire 6 and partially covers the electrical connector 2 and the cable assembly 5 .

As shown in Figure 2-3, the insulating housing 1 is composed of a lower housing 11 and an upper housing 12, and its general structure is an inverted L shape, wherein the lower housing 11 includes a first receiving cavity 111 and a second receiving cavity 112, the second receiving cavity 112 The rear end of a receiving cavity 111 forms an arc-shaped first locking part 113, and the middle part of the first receiving cavity 111 is formed with a triangular distribution and a first positioning part 114 protruding upward from the inner surface of the lower housing 11, wherein the first positioning part 114 A positioning part 114 is provided with a first positioning hole 1140, a first light guide hole 1141 is provided between several first positioning parts 114, the first light guide hole 1141 penetrates the lower housing 11, and the first receiving cavity 111 also includes a The supporting parts 115 on both sides of the inner surface of the housing 11, each supporting part 115 is provided with a positioning opening 1151 from top to bottom, and each positioning opening 1151 is opposite to the openings of the positioning openings 1151 on the remaining supporting parts 115, and the first receiving cavity 111 also includes a boss 116 located near each support portion 115. The second receiving chamber 112 is formed by extending outward from the front end of the first receiving chamber 111. The first arc-shaped groove 1121 is formed.

As shown in Figure 2-3, the shape of the upper case 12 and the lower case 11 are generally similar, the upper case 12 includes a third receiving cavity 121 and a fourth receiving cavity 122, the third receiving cavity 121 is provided with the first locking position The second locking part 123 matched with the part 113, the second positioning part 124 corresponding to the position of the lower housing 11, and the concave hole 126 correspondingly matched with the boss 116, wherein the second positioning part 124 has a second positioning hole 1240 1. The second light guide hole 1241 , the fourth receiving cavity 122 includes a second arc-shaped groove 1221 corresponding to the first arc-shaped groove 1121 .

The electrical connector 2 includes a signal transmission part 21, a first power transmission layer 22 covering the signal transmission part 21, and a second power transmission layer 23 covering the first power transmission layer 22, and the second power transmission layer 23 is provided from its A plurality of polygonal flanges 231 protruding outward from the upper surface, the plurality of flanges 231 are arranged at intervals, the signal transmission part 21 and the first power transmission layer 22 are separated by an insulating material (not labeled), and the first power transmission layer 22 is isolated from the second power transmission layer 23 by an insulating material (not labeled).

The printed circuit board assembly 3 includes a soldering portion 31 with a first soldering point 311, a second soldering point 312, and a third soldering point 313 positioned at its front end, and a light-emitting diode that is positioned at the rear end of the soldering portion 31 and welded to its upper and lower surfaces, respectively. Diode 32, welding hole 33 at its rear end and several electronic components (not labeled), one end of wire 6 is welded to electrical connector 2, the other end is welded to printed circuit board assembly 3, first welding point 311, second welding point 312 , and the third welding point 313 are respectively connected to the signal transmission part 21 , the first power transmission layer 22 and the second power transmission layer 23 through the wire 6 .

The light guide 4 is provided with a main body 41, a plurality of positioning posts 412 protruding upward from the main body 41 in a triangular distribution, a light guide post 411 protruding upward from the main body 41 located between the positioning posts 412, and a main body The bottom of the portion 41 is recessed upwards and is used for receiving the groove 413 of the LED 32 .

The cable assembly 5 includes a stress relief element 51 for holding and stress relief, and a cable 52 covering the stress relief element 51 . The cables 52 are respectively soldered to the soldering holes 33 on the printed circuit board assembly 3 .

Please refer to FIG. 4 to FIG. 5 , install the light guide 4 to the upper and lower housings 12 and 11 respectively, and the positioning posts 412 of the light guide 4 are respectively accommodated in the first and second positioning holes 1140 and 1240 to prevent light guide The component 4 rotates around the light guide column 411 to damage the electronic components on the printed circuit board assembly 3. The upper surface of the light guide column 411 is exposed to the insulating housing 1 through the first and second light guide holes 1141 and 1241, and then the printed circuit board The lower surface of the assembly 3 is closely attached to the lower surface of the light guide 4 , and the edges of the printed circuit board assembly 3 are respectively located in the positioning openings 1151 of the supporting portion 115 , so that the printed circuit board assembly 3 is positioned stably and effectively. When the upper and lower housings 12, 11 are assembled into one body, the arc-shaped grooves 1221, 1121 of the upper and lower housings 12, 11 accommodate the polygonal flange 231 of the electrical connector 2 at the same time, and the clamping parts 123, 113 and the stress relief The protrusions 116 of the lower housing 11 are respectively accommodated in the concave holes 126 of the upper housing 12 , and the electrical connector 2 is perpendicular to the stress releasing portion 51 . So far, the electrical connector assembly 100 is assembled, and the insulating housing 1 covers the rear portion of the electrical connector 2 and the rear portion of the cable assembly 5 .

Claims (10)

1. electric coupler component; Comprise electric connector, with said electric connector electrically connect and be provided with light-emitting diode printed circuit-board assembly, coat said electric connector and the insulation shell of printed circuit-board assembly, the light guide that at least one is installed on said insulation shell and the cable-assembly that is welded in said printed circuit-board assembly; Said light guide comprises main part, the leaded light post that upwards protrudes out from said main part, the groove of accommodating said light-emitting diode; Said insulation shell is provided with upper and lower casing; It is characterized in that: at least one is provided with light-conductive hole and location hole in the said upper and lower casing; The upper surface of said leaded light post sees through said light-conductive hole and exposes to insulation shell, and said light guide also is provided with the reference column that is contained in said location hole.

2. electric coupler component as claimed in claim 1 is characterized in that: the distribution triangular in shape of said reference column.

3. electric coupler component as claimed in claim 1 is characterized in that: said lower house also is provided with the support portion that is positioned at its inner surface both sides.

4. electric coupler component as claimed in claim 3 is characterized in that: each said support portion offers positioning port downwards on it.

5. electric coupler component as claimed in claim 4 is characterized in that: the opening of the positioning port on each said positioning port and all the other the said support portions is relative, and the edge of said printed circuit-board assembly lays respectively in the positioning port of said support portion.

6. electric coupler component as claimed in claim 1 is characterized in that: the structure of said insulation shell is inverted L shape, and wherein said lower house comprises first host cavity that is provided with location hole and second host cavity that stretches out and form from the said first host cavity front end.

7. electric coupler component as claimed in claim 1 is characterized in that: said groove upwards is recessed to form from the bottom of said light guide main part.

8. electric coupler component as claimed in claim 1 is characterized in that: said leaded light post is between some reference columns.

9. electric coupler component as claimed in claim 1 is characterized in that: said light-emitting diode is welded in the upper and lower surface of said printed circuit-board assembly respectively.

10. electric coupler component as claimed in claim 9 is characterized in that: said cable-assembly is provided with Stress Release portion, and said electric connector is vertical with said Stress Release portion.

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