CN108232697B

CN108232697B - Electrical connector

Info

Publication number: CN108232697B
Application number: CN201611189224.7A
Authority: CN
Inventors: 张玲; 高声品
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Hongteng Precision Technology Co Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd; Hongteng Precision Technology Co Ltd
Priority date: 2016-12-21
Filing date: 2016-12-21
Publication date: 2021-01-26
Anticipated expiration: 2036-12-21
Also published as: TW201824662A; CN108232697A

Abstract

The utility model provides an electric connector with a plurality of butt joint interfaces, its includes insulator, accept in a plurality of terminal modules in the insulator and cladding in the shielding shell outside the insulator, the terminal module includes the intermediate support, is located the left circuit board and the right circuit board of intermediate support both sides and installs the terminal module on the intermediate support, the terminal module still includes and is located the heat-conducting medium between left and right circuit board and the intermediate support.

Description

Electrical connector

[ technical field ] A method for producing a semiconductor device

The present invention relates to an electrical connector, and more particularly, to an electrical connector having an intermediate shield plate.

[ background of the invention ]

In the prior art, please refer to chinese patent No. CN201927730U, which discloses a network interface connector RJ45, including an insulating body, a plurality of terminal modules accommodated in the insulating body, and a shielding shell covering the insulating body, where the terminal modules include a left circuit board, a right circuit board, and a middle bracket clamped therein. With the requirement of higher and higher transmission speed of the network interface connector RJ45, the heat generated inside the product is higher and higher, but the prior art cannot meet the requirement of rapid heat dissipation.

[ summary of the invention ]

The invention aims to provide an electric connector for improving the heat dissipation effect.

In order to solve the technical problems, the invention provides an electrical connector with a plurality of butt-joint interfaces, which comprises an insulating body, a plurality of terminal modules accommodated in the insulating body and a shielding shell coated outside the insulating body, wherein each terminal module comprises a middle support, a left circuit board and a right circuit board which are positioned at two sides of the middle support, and a terminal module arranged on the middle support, and the terminal modules further comprise heat-conducting media positioned between the left circuit board, the right circuit board and the middle support.

Further, the middle support include left plastic part, right plastic part and centre gripping in middle shielding piece between left side plastic part and the right plastic part, middle shielding piece part expose in outside left and right plastic part, the heat-conducting medium centre gripping in between middle shielding piece and the left and right circuit board.

Furthermore, a plurality of heating elements are arranged on the left circuit board and the right circuit board, and the heat conducting medium is clamped between the heating elements and the middle shielding sheet.

Further, the heat conducting medium comprises an insulating heat conducting adhesive tape and a heat conducting material.

Furthermore, a plurality of heat dissipation holes are formed in the shielding shell.

Furthermore, a plurality of heat dissipation holes are formed in the middle support.

Furthermore, the insulating body comprises a plurality of partition plates positioned on two sides of the terminal module, and a plurality of heat dissipation holes are formed in the partition plates.

Furthermore, the middle support comprises a left plastic part, a right plastic part and a middle shielding sheet clamped between the left plastic part and the right plastic part, and the left plastic part and the right plastic part are provided with heat dissipation holes.

Further, the electrical connector further comprises a heat sink located outside the shielding housing.

Furthermore, the terminal module comprises a butt-joint terminal module assembled at the front end of the middle bracket and an external terminal module assembled at the lower end of the middle bracket.

Compared with the prior art, the heat conducting medium is additionally arranged between the heating element and the middle shielding sheet, so that heat is conducted out through the middle shielding sheet, and the optimal heat dissipation effect is achieved.

[ description of the drawings ]

Fig. 1 is a perspective assembly view of a first embodiment of an electrical connector of the present invention.

Fig. 2 is a partially exploded view of the electrical connector shown in fig. 1.

Fig. 3 is a further exploded view of the electrical connector shown in fig. 2.

Fig. 4 is a further exploded view of the electrical connector shown in fig. 2.

Fig. 5 is another angular view of fig. 4.

Fig. 6 is an enlarged view of an exploded view of the terminal assembly of fig. 4.

Fig. 7 is another angular view of fig. 6.

Fig. 8 is a perspective assembly view of a second embodiment of the electrical connector of the present invention.

Fig. 9 is another angular view of fig. 8.

Fig. 10 is a partially exploded view of the electrical connector of fig. 9.

Fig. 11 is a perspective assembly view of a third embodiment of the electrical connector of the present invention.

Fig. 12 is a partially exploded view of the electrical connector of fig. 11.

[ description of main element symbols ]

Docking interface 1

electrical connector

100, 100', 100 "

Upper wall 21 of

insulating body

2, 2

Side walls 23, 23 'of the lower wall 22'

24 separators 25, 25 'of storage tank'

Shield case 3, 3 'front case 31, 31'

Upper cases 311, 311 'of opening 310'

Lower shells 312, 312 'side shells 313, 313'

Limiting hole 314 back shells 315 and 315'

Rear case 32, 32 'terminal modules 4, 4'

Middle bracket 41 left plastic blocks 411 and 411'

Right plastic block 412, 412' through groove 4120

Intermediate portion 4130 of intermediate shield 413

Limiting part 4133 external terminal module 414

Bottom plastic 4141 external terminal 4142

Middle plastic 4150 of the mating terminal module 415

Upper terminal group 4151 lower terminal group 4152

Left circuit board 42 and right circuit board 43

Coil 421 heat-conducting medium 44

Heat dissipation holes 6 heat dissipation fins 7

[ detailed description ] embodiments

Fig. 1 to 7 show an electrical connector according to a first embodiment of the present invention.

Referring to fig. 1 to 7, an electrical connector 100 of the present invention is provided with a plurality of mating interfaces 1. The electrical connector 100 includes an insulative housing 2, a plurality of terminal modules 4 received in the insulative housing 2, and a shielding shell 3 covering the insulative housing 2. In this embodiment, the electrical connector 100 is a network interface connector RJ45, the number of the docking interfaces 1 is 2X4, and the docking interfaces 1 are aligned horizontally and vertically. In other embodiments, the number of docking interfaces 1 may be determined according to actual circumstances.

The insulating body 2 includes an upper wall 21, a lower wall 22, two side walls 23, a plurality of partition plates 25 vertically disposed between the upper wall 21 and the lower wall 22, and a plurality of receiving slots 24 surrounded by the upper wall 21, the lower wall 22, the two side walls 23 and the plurality of partition plates 25. In this embodiment, the number of the accommodating grooves 24 is 2 × 4. In other embodiments, the number of the receiving slots 24 may be determined according to actual conditions.

The terminal module 4 includes a middle bracket 41, a left circuit board 42 and a right circuit board 43 located at the left and right sides of the middle bracket 41, a heat-conducting medium 44 located between the left and

right circuit boards

42 and 43 and the middle bracket, and a terminal module assembled on the middle bracket 41.

The middle bracket 41 includes a left plastic block 411, a right plastic block 412, and a middle shielding plate 413 located between the left and right

plastic blocks

411, 412. The left plastic block 411 and the right plastic block 412 are both recessed inward at the center to form a square through groove 4120, the middle shielding plate 413 comprises a middle portion 4130 located between the two through grooves 4120, and the left and right surfaces of the middle portion 4130 are both exposed out of the left and right

plastic blocks

411, 412 through the through groove 4120. The intermediate shield piece 413 further includes a stopper 4133 for restricting the position of the shield case 3. The terminal module includes a mating terminal module 415 assembled at the front end of the middle frame 41 and an external terminal module 414 assembled at the lower end of the middle frame 41. The mating terminal module 415 includes a middle plastic 4150 and upper and lower terminal sets 4151 and 4152 assembled to the upper and lower surfaces of the middle plastic. The external terminal module 414 includes an external terminal 4142 and a bottom plastic 4141 holding the external terminal 4142.

The left circuit board 42 and the right circuit board 43 are respectively provided with a plurality of heating elements, such as coils 421 or other electronic elements such as chips. In this embodiment, since the coil 421 is a main heating element, the heat conducting medium is sandwiched between the coil 421 and the middle portion 4130 of the middle shielding plate 413, and since the middle shielding plate 413 is electrically connected to the shielding housing 3, the heat is conducted to external components such as the external shielding housing 3 through the middle shielding plate 413, so as to achieve the best heat dissipation effect.

The heat conducting medium 44 includes an insulating heat conducting tape 442 and a heat conducting material 441, and the heat conducting tape 442 connects the middle shielding sheet 413 and the heat conducting material 441.

The shield case 3 includes a front case 31 and a rear case 32. The front housing 31 is provided with a plurality of openings 310 corresponding to the receiving grooves 24. The front housing 31 includes an upper housing 311, a lower housing 312, and two side housings 313, which are wrapped around the insulating body 2. The upper shell 311 is provided with a limiting hole 314 for limiting with the middle shielding piece 413. The rear case 32 includes an upper case 311, two side cases 313, and a back case 315. The upper shell 311 is also provided with a limit hole 314 through which the limit portion 4133 passes.

Fig. 8 to 10 show a second embodiment of the present invention.

Referring to fig. 8 to 10, the shielding housing 3 ', the insulating body 2' and the terminal module 4 'of the electrical connector 100' are respectively provided with a plurality of heat dissipation holes 6 to promote heat dissipation, so as to achieve the best heat dissipation effect. In this embodiment, the upper shell 311 ', the side shell 313' and the back shell 315 'of the rear shell 32' are all provided with heat dissipation holes 6. The partition 25 ' and the two side walls 23 ' of the insulating body 2 ' are provided with heat dissipation holes 6. The left plastic block 411 ' and the right plastic block 412 ' of the terminal module 4 ' are both provided with heat dissipation holes 6. In other embodiments, the heat dissipation holes 6 may also be distributed at different positions of the shielding housing 3 ', the insulating body 2 ' and the terminal module 4 '.

Fig. 11 to 12 show a third embodiment of the present invention.

Referring to fig. 11 to 12, the electrical connector 100 ″ further includes a heat sink 7 disposed outside the shielding shell 3 to promote heat dissipation and reduce the internal temperature of the product. In the present embodiment, the heat sink 7 is provided on the back case 315 of the rear case 32, but may be provided on another part of the rear case 32 or on the front case 31 in another embodiment.

In the present invention, by disposing a heat transfer medium between the heating element and the middle shield 413, heat is transferred to the outside through the middle shield 413, so as to reduce the temperature of the product. Further, through set up the louvre on shielding casing 3, insulator 2 and terminal module 4, will originally pass to the heat on the middle shielding piece 413 and transmit away rapidly, further reduce the product temperature. Or, the heat sink 7 is additionally arranged on the shielding shell 3 to quickly dissipate the heat transferred to the shielding shell 3, so as to achieve the optimal heat dissipation effect.

Claims

1. The utility model provides an electric connector with a plurality of butt joint interfaces, its include insulator, accept in a plurality of terminal modules in the insulator and cladding in the external shielding shell of insulator, the terminal module includes the intermediate strut, is located the left circuit board and the right circuit board of intermediate strut both sides and install the terminal module on the intermediate strut, its characterized in that: the terminal module is characterized in that the terminal module further comprises heat-conducting media which are located between the left circuit board and the middle support and between the right circuit board and the middle support, the middle support comprises a middle shielding sheet, the heat-conducting media are thermally connected with the middle shielding sheet, and the middle shielding sheet is thermally connected with the shielding shell.

2. The electrical connector of claim 1, wherein: middle support includes left plastic part, right plastic part, middle shielding piece centre gripping in between left side plastic part and the right plastic part, middle shielding piece part expose in outside the left side plastic part, and outside the right plastic part, the heat-conducting medium centre gripping in between middle shielding piece and the left circuit board, and between middle shielding piece and the right circuit board.

3. The electrical connector of claim 2, wherein: the left circuit board and the right circuit board are both provided with a plurality of heating elements, and the heat conducting medium is clamped between the heating elements and the middle shielding sheet.

4. The electrical connector of claim 3, wherein: the heat conducting medium comprises an insulating heat conducting adhesive tape and a heat conducting material, and the heat conducting adhesive tape is connected with the middle shielding sheet and the heat conducting material.

5. The electrical connector of claim 1, wherein: the shielding shell is provided with a plurality of heat dissipation holes.

6. The electrical connector of claim 1, wherein: and a plurality of heat dissipation holes are formed in the middle bracket.

7. The electrical connector of claim 1, wherein: the insulating body comprises a plurality of partition plates positioned on two sides of the terminal module, and a plurality of heat dissipation holes are formed in the partition plates.

8. The electrical connector of claim 1, wherein: the middle support comprises a left plastic part, a right plastic part and a middle shielding sheet clamped between the left plastic part and the right plastic part, and heat dissipation holes are formed in the left plastic part and the right plastic part.

9. The electrical connector of claim 1, wherein: the electrical connector also includes a heat sink located outside the shield housing.

10. The electrical connector of claim 1, wherein: the terminal module comprises a butt joint terminal module assembled at the front end of the middle bracket and an external terminal module assembled at the lower end of the middle bracket.