CN110739572A

CN110739572A - Electrical connector

Info

Publication number: CN110739572A
Application number: CN201810794657.8A
Authority: CN
Inventors: 赵俊
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Foxconn Interconnect Technology Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd; Foxconn Interconnect Technology Ltd
Priority date: 2018-07-19
Filing date: 2018-07-19
Publication date: 2020-01-31

Abstract

an electric connector, it includes the insulated body, fix in at least three conductive terminals of the said insulated body and fix in the auxiliary stationary part of the said insulated body, the said conductive terminal includes the fixed part fixed in the said insulated body, weld part and contact site welded to circuit board, the said auxiliary stationary part includes at least two weld leg located between adjacent said conductive terminals separately and link arm linking these weld leg bodies, the invention sets up through carrying on body to the auxiliary stationary part, make the auxiliary stationary part insert when inserting and setting up in the said insulated body, more simple and convenient, raise the efficiency, lower costs.

Description

Electrical connector

[ technical field ] A method for producing a semiconductor device

The invention relates to electric connectors, in particular to electric connectors which utilize auxiliary fixing pieces to improve efficiency and reduce cost.

[ background of the invention ]

The taiwan patent publication No. TWI531125 discloses electrical connectors, which include an insulative housing, a power terminal and a soldering portion soldered to a circuit board, wherein the power terminal has two fixing clips connected to , the two fixing clips connected to are inserted into the same fixing holes of the insulative housing, the auxiliary fixing member of the electrical connector is inserted and fixed to the insulative housing times, and the efficiency of the arrangement still needs to be improved.

Therefore, it is necessary to provide kinds of electrical connectors to overcome the above-mentioned drawbacks.

[ summary of the invention ]

The invention aims to provide electric connectors which improve efficiency and reduce cost by using auxiliary fixing pieces.

In order to achieve the above objects, the present invention can be implemented by adopting the following technical solutions that electrical connectors comprise an insulative housing, at least three conductive terminals fixed on the insulative housing, and an auxiliary fixing member fixed on the insulative housing, wherein each conductive terminal comprises a fixing portion fixed on the insulative housing, a soldering portion soldered to a circuit board, and a contact portion, and the auxiliary fixing member comprises at least two solder tails respectively located between adjacent conductive terminals and a connecting arm connecting the solder tails .

And , the welding feet and the welding parts are respectively positioned at the front side and the rear side of the insulating body.

, a fixing groove is provided on the front end face of the insulating body between the adjacent conductive terminals, and the auxiliary fixing member has an inserting part inserted and fixed in the fixing groove.

, the inserting part is located above the solder legs, and the connecting arm connects the inserting part to connect the solder legs .

, the housing includes a slot for accommodating the terminal, the front end of the housing has an opening for the contact portion of the terminal to protrude forward, and the housing has side walls on two sides of the opening.

And , the conductive terminal has a receiving part located behind the contact part and located in the opening, the front end of the side wall protrudes inwards in the transverse direction to form a stop part, and the two transverse sides of the receiving part protrude to abut against the stop part to limit the contact part from protruding forwards excessively.

, the stop part includes a horizontal part protruding out of the two sides of the conductive terminal and a vertical part bending downward from the horizontal part.

, the opening includes an upper opening and a lower opening larger than the upper opening, the stopper is disposed on two lateral sides of the upper opening, and the receiving portion of the conductive terminal includes a flat plate portion extending horizontally, a front wall located at the front end of the flat plate portion and stopped at the stopper, and the stoppers are located on two sides of the flat plate portion and extend vertically downward.

, the insulation body comprises a clamping wall between the opening and the receiving groove and a rear blocking wall behind the receiving groove, the conductive terminal comprises a bending connection part for blocking the clamping wall and a U-shaped elastic part held in the receiving groove and blocked by the rear blocking wall, the U-shaped elastic part is behind the bending connection part, the bending connection part is behind the contact part, and the welding pins are exposed out of the insulation body from the lower part of the rear blocking wall.

Further , the receiving portion and the curved connecting portion are located on both upper and lower sides of the contact portion.

Compared with the prior art, the auxiliary fixing piece is arranged in the body mode, so that the auxiliary fixing piece is more convenient to insert in the insulating body in the body mode, the efficiency is improved, and the cost is reduced.

[ description of the drawings ]

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

Fig. 2 is a view of fig. 1 from another direction .

Fig. 3 is a rear view of fig. 1.

Fig. 4 is a perspective view of the conductive terminal of the present invention.

Fig. 5 is an exploded perspective view of the electrical connector of the present invention.

Fig. 6 is a view of fig. 5 from another direction .

Fig. 7 is a sectional view taken along line a-a of fig. 1.

[ description of main reference symbols ]

Electric connector 100 insulation body 1

The holding wall 11 of the containing groove 10

Front opening 13 of rear retaining wall 12

Stop portion 1311 of upper end opening 131

Lower end opening 132 sidewall 14

Fixed slot 15 conductive terminal 2

Receiving portion 22 of contact portion 21

Front wall 221 stop 222

Horizontal portion 2221 vertical portion 2222

Flat plate part 223 pivoting part 23

Bent connecting portion 24U-shaped elastic portion 25

Welding part 26 auxiliary fixing member 3

The inserting portion 31 connects the arm 32

Solder tail 33

The following detailed description is provided to further illustrate the present invention in conjunction with the above-described figures.

[ detailed description ] embodiments

Hereinafter, an embodiment of the electrical connector of the present invention will be described with reference to fig. 1 to 7.

Referring to fig. 1 to 7, the electrical connector 100 includes an insulative housing 1, conductive terminals 2 retained in the insulative housing 1, and auxiliary fixing members 3 retained in the insulative housing 1, the electrical connector 100 is fixed to an circuit board (not shown).

Referring to fig. 1 to 3 and 5 to 6, the insulation body 1 includes an accommodating groove 10 penetrating through the bottom of the insulation body 1 without penetrating through the top of the insulation body, a retaining wall 11 located at the rear side of the accommodating groove 10 and located at the middle position in the vertical direction, a rear blocking wall 12 located at the rear of the accommodating groove 10, a front opening 13 located in front of the accommodating groove 10, side walls 14 located at two sides of the front opening 13 and connected to the rear blocking wall 12, and fixing grooves 15 located at two sides of the front opening 13 at the front end of the insulation body 1 and used for inserting the auxiliary fixing member 3. The front opening 13 includes an upper opening 131 and a lower opening 132 having a width larger than the upper opening 131 in a transverse direction. Stop walls 1311 are provided on both sides of the upper end opening 131. The stop portions 1311 are formed to extend from both lateral sides of the side wall 14 into the opening 13. In the present embodiment, three conductive terminals 2 are provided, and two fixing grooves 15 are provided.

Referring to fig. 4 to 7, the conductive terminal 2 includes a fixing portion fixed to the insulating housing 1, a soldering portion 26 soldered to the circuit board, and a contact portion 21. The contact portion 21 exposes the front opening 13. The fixing portion includes a receiving portion 22 stopped at the inner side of the front opening 13, a U-shaped elastic portion 25 received in the receiving groove 10, and a bent connecting portion 24 stopped at the holding wall 11. The contact portion 21 protrudes in a U-shape from the front opening 13. A pivot portion 23 is provided between the contact portion 21 and the accommodating portion 22. The receiving portion 22 is larger in lateral dimension than the pivot portion 23. The receiving portion 22 includes a flat plate portion 223 extending horizontally, a front wall 221 located at the front end of the flat plate portion 223 and stopped at the stop portion 1311, and stop portions 222 located at both sides of the flat plate portion 223 and extending vertically downward and protruding from both sides of the receiving portion 22 and abutting against the stop portion 1311 to limit the contact portion 21 from protruding excessively forward. The stopping portion 222 includes a horizontal portion 2221 protruding out of the two lateral sides of the conductive terminal 2 and a vertical portion bending downward from the horizontal portion 2221. When the contact portion 21 is pressed by the outside, the stop portion 222 contacts with the sidewall 14. And the stopper 222 is more sufficiently contacted with the side wall 14 due to the arrangement of the horizontal portion 2221 and the vertical portion 2222. And when the external abutting force is removed, the conductive terminals 2 rebound. The bent connecting portion 24 connects the contact portion 21 and the U-shaped elastic portion 25. The lateral width of the bent connection portion 24 to the contact portion 21 becomes smaller. The U-shaped elastic portion 25 is located rearward of the bent connection portion 24. The bent connection portion 24 is located behind the contact portion 21. The bent connection portion 24 and the receiving portion 22 are located at upper and lower sides of the contact portion 21. The soldering portion 26 extends backward from the lower portion of the rear wall 12 to expose the insulating body 1 for being soldered to the circuit board (not shown). The upper portion of the contact portion 21 is retained by the retaining portion 1311 by the receiving portion 22 having a size larger than the pivot portion 23, the bent connecting portion 24 below the contact portion 21 is retained by the retaining wall 11, the U-shaped connecting portion 25 is received in the receiving slot 10 and retained by the rear wall 12, and the entire conductive terminal 2 is retained by the insulating body 1.

Referring to fig. 5 to 7, the auxiliary fixing member 3 is inserted and fixed in the fixing groove 15, the auxiliary fixing member 3 includes at least two solder legs 33 respectively located between the adjacent conductive terminals 2 and a connecting arm 32 connecting the solder legs 33 , the auxiliary fixing member 13 further includes an insertion portion 31 inserted in the fixing groove 15, the insertion portion 31 is located above the solder legs 33, and the connecting arm 32 connects the insertion portion 31 to connect the solder legs 33 , in this embodiment, the conductive terminals 2 are n, and the solder legs 33 of the auxiliary fixing member 3 are at most (n-1), for example, in this embodiment, ten conductive terminals 2 are provided, and the solder legs 33 of the auxiliary fixing member 3 are at most nine, but the solder legs 33 may also be eight, seven, six, five, four, three or two, and the connecting arm 32 connects the solder legs 33 , and when the auxiliary fixing member 3 is inserted in the fixing groove 15, the solder legs 33 are welded to the fixing groove 33 and inserted into the fixing groove 33, so that the solder part of the conductive terminals 33 is located on both sides of the insulating circuit board 33, and the insulating board 33, 26 are located on both sides of the front and rear sides of the conductive terminals 33.

According to the invention, the body arrangement is carried out on the auxiliary fixing piece, so that the auxiliary fixing piece is more convenient to insert into the insulating body, the efficiency is improved, and the cost is reduced.

The above description is only a part of the embodiments of the present invention, and not all embodiments, and any equivalent variations of the technical solutions of the present invention, which are made by those skilled in the art through reading the present specification, are covered by the claims of the present invention.

Claims

The electric connector of 1, kind, it includes the insulated body, fixes at least three conductive terminals and fixes in the auxiliary stationary part of the said insulated body, the said conductive terminal includes the fixed portion fixed in the said insulated body, welds welding part and contact site welded to circuit boards, wherein the said auxiliary stationary part includes at least two welding feet located between adjacent said conductive terminals separately and connects the connecting arm of these welding feet bodies.
2. The electrical connector of claim 1, wherein: the welding feet and the welding part are respectively positioned on the front side and the rear side of the insulating body.
3. The electrical connector of claim 1, wherein: the front end face of the insulating body is provided with a fixing groove between adjacent conductive terminals, and the auxiliary fixing piece is provided with an inserting part which is inserted and fixed in the fixing groove.
4. The electrical connector as claimed in claim 3, wherein said insertion portion is located above said solder tails, and said connecting arms connect said insertion portion to connect said solder tails .
5. The electrical connector of claim 1, wherein: the insulating body comprises an accommodating groove for accommodating the conductive terminal, an opening for the contact part arranged on the conductive terminal to protrude forwards is arranged at the front end of the insulating body, and side walls are arranged on two sides of the opening of the insulating body.
6. The electrical connector of claim 5, wherein: the conductive terminal is provided with an accommodating part which is positioned behind the contact part and is positioned in the opening, the front end of the side wall transversely extends inwards to form a stop part, and the two transverse sides of the accommodating part extend outwards to abut against the stop part so as to limit the contact part from excessively extending forwards.
7. The electrical connector of claim 6, wherein: the stop part comprises a horizontal part which transversely protrudes out of two transverse sides of the conductive terminal and a vertical part which is bent downwards and extends out of the horizontal part.
8. The electrical connector of claim 5, wherein: the opening comprises an upper end opening and a lower end opening which is larger than the upper end opening in size, the stopping part is arranged on two transverse sides of the upper end opening, and the accommodating part of the conductive terminal comprises a flat plate part which extends horizontally, a front wall which is positioned at the front end of the flat plate part and is stopped at the stopping part, and the stopping parts which are positioned on two sides of the flat plate part and extend downwards and vertically.
9. The electrical connector of claim 5, wherein: the insulating body comprises a clamping wall positioned between the opening and the accommodating groove and a rear blocking wall positioned behind the accommodating groove, the conductive terminal comprises a bending connecting part clamped below the clamping wall in a blocking manner and a U-shaped elastic part accommodated in the accommodating groove and blocked by the rear blocking wall, the U-shaped elastic part is positioned behind the bending connecting part, the bending connecting part is positioned behind the contact part, and the welding pins are exposed out of the insulating body from the lower side of the rear blocking wall.
10. The electrical connector of claim 9, wherein: the accommodating part and the bending connecting part are positioned at the upper side and the lower side of the contact part.