TWI640133B - Electrical connector - Google Patents

Abstract

An electrical connector includes a terminal module and a housing for accommodating the terminal module; the terminal module includes a first terminal module having a first terminal group, a second terminal group, a third terminal group, and a fourth terminal group, a second terminal module, a third terminal module and a fourth terminal module, the second terminal group and the third terminal group are located behind the first terminal group and the fourth terminal group, and the first terminal group, the second terminal group, and the At least one side of one of the three terminal group and the fourth terminal group is arranged with a grounding terminal, a signal terminal and a signal terminal from the outside; and the outer casing comprises a combined upper and lower casings, and the lower casing has a capacity A through portion of the first terminal group, the second terminal group, the third terminal group, and the fourth terminal group connection end is disposed.

Description

Electrical connector

The present invention relates to an electrical connector, and more particularly to an electrical connector for use with an electrical connector.

Generally, an electrical connector for inserting an electronic plug is generally composed of a casing, four sets of terminal sets, and at least four brackets, and the terminal groups are respectively arranged on the brackets up and down, and then A bracket provided with the terminal set is sequentially disposed in the housing to complete the electrical connector.

In the above-mentioned electrical connector, since the electrical connector is in compliance with related electronic products, the volume is designed to be light, thin, short, and small, so that the terminals of the terminal groups are relatively small, when each After the terminals of the terminal group are installed in the bracket, the brackets with the terminal groups are sequentially placed into the housing one by one, so that the terminal groups interfere with each other during the assembly process, and the terminals of the terminal groups are bent or even Damage occurs, which in turn affects the production yield of the electrical connector and subsequent use.

Therefore, how to invent an electrical connector to have a quick combination, easy manufacture, and improved production yield, thereby effectively improving the lack of conventional use, will be actively disclosed by the present invention.

In view of the shortcomings of the above-mentioned prior art, the inventors felt that they were not perfected, exhausted their mental research and overcome, and developed an electrical connector, in order to achieve rapid assembly, easy production and improved production yield. .

To achieve the above and other objects, the present invention provides an electrical connector, the terminal module comprising: a terminal module and a casing; the terminal module includes a first terminal stacked from bottom to top a module, a second terminal module, a third terminal module and a fourth terminal module, the first terminal module has a first terminal set, and the second terminal module has a second terminal The third terminal module has a third terminal group, the fourth terminal module has a fourth terminal group, the first terminal group and the fourth terminal group correspond to each other, and the second terminal group Corresponding to the third terminal group, the second terminal group and the third terminal group are located behind the first terminal group and the fourth terminal group, and the first terminal group, the second terminal group, At least one side of one of the third terminal group and the fourth terminal group is provided with a grounding terminal, a signal terminal and a signal terminal, and the housing is configured to receive the terminal module. An upper casing and a lower casing, the lower casing has a consistent Portion, the first terminal set, the second set of terminals, the third terminal group and the terminal group of the connecting end of the fourth line portion received in the through.

In the above electrical connector, the first terminal module further includes a first seat body, the first seat system is coupled to the first terminal set, and the first terminal set includes a plurality of first terminals, The first terminal has a body portion, and the two ends of the body portion respectively have a contact end and the connection end.

In the above electrical connector, the second terminal module further includes a second base body, the second seat system is coupled to the second terminal set, and the second terminal set includes a plurality of second terminals, The second terminal has a body portion, and the two ends of the body portion respectively have a contact end and the connecting end, and the second seat system covers the body portion of the second terminals.

In the above electrical connector, the third terminal module further includes a third base, the third base system is coupled to the third terminal set, and the third terminal set includes a plurality of third ends The third terminal has a body portion, and the two ends of the body portion respectively have a contact end and the connection end, and the third seat system covers the body portion of the third terminals.

In the above electrical connector, the fourth terminal module further includes a fourth base body, the fourth seat system is combined with the fourth terminal set, and the fourth terminal set includes a plurality of fourth terminals, The fourth terminal has a body portion, and the two ends of the body portion respectively have a contact end and the connecting end, and the fourth seat system covers the body portion of the fourth terminal.

In the above electrical connector, the through portion has a first one of the first through portion, a second through portion, a third through portion and a fourth through portion, the first terminal group, the second terminal group, The connection ends of the third terminal group and the fourth terminal group are respectively received in the first through portion, the second through portion, the third through portion, and the fourth through portion.

In the above electrical connector, the first through portion has a first lateral receiving hole and a plurality of first longitudinal receiving holes communicating with the first lateral receiving hole, and the connecting end of the first terminal group is The first lateral receiving hole and the first longitudinal receiving hole are received.

In the above electrical connector, the second through portion has a second lateral receiving hole and a plurality of second longitudinal receiving holes communicating with the second lateral receiving hole, and the connecting end of the second terminal group is The second lateral receiving hole and the second longitudinal receiving hole are received.

In the above electrical connector, the third through portion has a third lateral receiving hole and a plurality of third longitudinal receiving holes communicating with the third lateral receiving hole, and the connecting end of the third terminal group is The third lateral receiving hole and the third longitudinal receiving hole are received.

In the above electrical connector, the fourth through portion has a fourth lateral receiving hole and a plurality of fourth longitudinal receiving holes communicating with the fourth lateral receiving hole, and the connecting end of the fourth terminal group is The fourth lateral receiving hole and the fourth longitudinal receiving hole are received.

In the above electrical connector, a first rib is disposed between the first through portion and the second through portion of the lower casing, and the first rib is provided with a first grounding member, and the second through portion is A second rib is disposed between the third through portion, the second rib is provided with a second grounding member, and a third rib is disposed between the third through portion and the fourth through portion. The third rib is provided with a third grounding member.

In the above electrical connector, the first grounding member, the second grounding member and the third grounding member are provided with a plurality of pins, and the pins are respectively associated with the first terminal group and the second terminal group. The third terminal group and the ground terminal of the fourth terminal group are in contact.

In the above electrical connector, the first terminal module further includes a first body coupled with the first terminal set, the second terminal module further comprising one of the second terminal set The second body module further includes a third seat body combined with the third terminal set, the fourth terminal module further comprising a fourth unit combined with the fourth terminal set a seat body, wherein the two inner sides of the outer casing are respectively provided with a card slot, so that the first seat body, the second seat body, the third seat body and the fourth seat body are stacked from bottom to top and then Both sides are respectively engaged in the card slots.

In the above electrical connector, one end of the outer casing has a plug-in interface, and the inner side of the upper casing and the inner side of the lower casing have a plurality of grooves communicating with the plug-in interface, and the contact of the first terminal group The contact ends of the end and the fourth terminal set are respectively received in the grooves.

In the above electrical connector, the upper casing is provided with a plurality of array joints, and the lower casing has a plurality of abutting portions respectively combined with the joint portions.

In the above electrical connector, the components are grooves or bumps, and the abutting portions are the bumps or grooves combined with the components.

Therefore, the electrical connector of the present invention can be integrated into a terminal module by using the first terminal module, the second terminal module, the third terminal module and the fourth terminal module, and then disposed in the outer casing to form an electrical connector. , to achieve rapid combination, easy to make and improve production yield.

1‧‧‧Terminal module

11‧‧‧First terminal module

111‧‧‧First terminal group

1110‧‧‧First terminal

1111‧‧‧ Body Department

1112‧‧‧Contact end

1113‧‧‧Connected end

112‧‧‧ first body

12‧‧‧Second terminal module

121‧‧‧Second terminal group

1210‧‧‧second terminal

1211‧‧‧ Body Department

1212‧‧‧Contact end

1213‧‧‧Connected end

122‧‧‧Second body

13‧‧‧ Third terminal module

131‧‧‧Third terminal group

1310‧‧‧ third terminal

1311‧‧‧ Body Department

1312‧‧‧Contact end

1313‧‧‧Connected end

132‧‧‧ third body

14‧‧‧fourth terminal module

141‧‧‧fourth terminal group

1410‧‧‧fourth terminal

1411‧‧‧ Body Department

1412‧‧‧Contact end

1413‧‧‧Connected end

142‧‧‧fourth body

2‧‧‧ Shell

20‧‧‧ Plug interface

21‧‧‧Upper casing

211‧‧‧Team

212, 226‧‧‧ grooves

22‧‧‧ Lower case

220‧‧‧through section

221‧‧‧First penetration

2211‧‧‧First lateral accommodating hole

2212‧‧‧First longitudinal accommodating hole

222‧‧‧Second penetration

2221‧‧‧Second lateral accommodating hole

2222‧‧‧Second longitudinal accommodating hole

223‧‧‧ Third penetration

2231‧‧‧3rd lateral accommodating hole

2232‧‧‧3rd longitudinal accommodating hole

224‧‧‧fourth penetration

2241‧‧‧4th lateral accommodating hole

2242‧‧‧4th longitudinal accommodating hole

225‧‧‧Docking Department

23‧‧‧First rib

24‧‧‧First grounding piece

2411, 261, 281‧‧‧ feet

25‧‧‧second rib

26‧‧‧Second grounding piece

27‧‧‧3rd rib

28‧‧‧ Third grounding piece

29‧‧‧ card slot

G‧‧‧ Grounding terminal

S‧‧‧ signal terminal

Fig. 1 is an exploded perspective view of a preferred embodiment of the present invention.

Fig. 2 is another exploded perspective view of a preferred embodiment of the present invention.

Fig. 3 is a schematic plan view showing a preferred embodiment of the lower casing of the present invention.

Fig. 4 is a schematic view showing the appearance of a preferred embodiment of the present invention.

Fig. 5 is a bottom view showing a preferred embodiment of the present invention.

In order to fully understand the objects, features and advantages of the present invention, the present invention will be described in detail by the following specific embodiments and the accompanying drawings, which are illustrated as follows: refer to FIG. 1 to FIG. The present invention is an electrical connector that is constructed of at least one terminal module 1 and a housing 2.

The terminal module 1 includes a first terminal module 11 , a second terminal module 12 , a third terminal module 13 and a fourth terminal module 14 stacked from bottom to top. The terminal module 11 has a first terminal set 111, and the second terminal module 12 has a second terminal set 121. The third terminal module 13 has a third terminal set 131, and the fourth terminal die Group 14 has a fourth terminal set 141, which The second terminal group 121 and the third terminal group 131 are located between the first terminal group 111 and the fourth terminal group 141, and the first terminal group 111 and the fourth terminal group 141 correspond to each other to electrically contact the electronic a second terminal group 121 corresponding to the third terminal group 131 to electrically contact the electronic plug piece, and the contact end 1212 of the second terminal group 121 and the third terminal group are connected to each other. The contact end 1312 of the 131 is located behind the contact end 1112 of the first terminal group 111 and the contact end 1412 of the fourth terminal group 141, and the first terminal group 111, the second terminal group 121, and the third terminal group The left side, the right side, or the left and right sides of one of the 131 and the fourth terminal group 141 may be externally arranged with a ground terminal G, a signal terminal S, and a signal terminal S (FIG. 1 takes the first terminal group 111 as an example, but Also applicable to other terminal groups). Thereby, the terminal module 1 of the present invention can be applied to a QSFP-DD electrical connector or an SFP-DD electrical connector.

The outer casing 2 accommodates the terminal module 1 and includes an upper casing 21 and a lower casing 22 which are coupled to each other. The lower casing 22 has a through portion 220, and the through portion 220 has one adjacent one. a first through portion 221 , a second through portion 222 , a third through portion 223 , and a fourth through portion 224 , the first terminal group 111 , the second terminal group 121 , the third terminal group 131 , and the first The connecting ends 1113, 1213, 1313, and 1413 of the four-terminal group 141 are respectively received in the first through portion 221, the second through portion 222, the third through portion 223, and the fourth through portion of the through portion 220. 224, the upper casing 21 is provided with a plurality of array joints 211, and the lower casing 22 has a plurality of abutting portions 225 respectively combined with the joint portions 211.

In a preferred embodiment of the present invention, the first terminal module 11 further includes a first body 112, the first body 112 is coupled to the first terminal group 111, and the first terminal group 111 The first terminal 1110 has a plurality of first terminals 1110, and the first terminals 1110 have a body portion 1111. The two ends of the body portion 1111 have a contact end 1112 and a connecting end 1113 respectively. The body portion 1111 of the first terminal 1110 is covered.

In a preferred embodiment of the present invention, the second terminal 12 module further includes a second base 122, the second base 122 is coupled to the second terminal set 121, and the second terminal set The 121 series includes a plurality of second terminals 1210, and the second terminals 1210 have a body portion 1211. The two ends of the body portion 1211 have a contact end 1212 and a connecting end 1213, respectively. The body portion 1211 of the second terminals 1210 is covered.

In a preferred embodiment of the present invention, the third terminal module 13 further includes a third base 132, the third base 132 is coupled to the third terminal set 131, and the third terminal set The 131 series includes a plurality of third terminals 1310, and the third terminals 1310 have a body portion 1311. The two ends of the body portion 1311 have a contact end 1312 and a connecting end 1313, respectively. The body portion 1311 of the third terminal 1310 is covered.

In a preferred embodiment of the present invention, the fourth terminal module 14 further includes a fourth base 142, the fourth base 142 is coupled to the fourth terminal set 141, and the fourth terminal set The 141 series includes a plurality of fourth terminals 1410. The fourth terminals 1410 have a body portion 1411. The two ends of the body portion 1411 have a contact end 1412 and a connecting end 1413, respectively. The body portion 1411 of the fourth terminal 1410 is covered.

In a preferred embodiment of the present invention, the first through portion 221 has a first lateral receiving hole 2211 and a plurality of first longitudinal receiving holes 2212 communicating with the first lateral receiving hole 2211; The second through portion 222 has a second lateral receiving hole 2221 and a plurality of second longitudinal receiving holes 2222 communicating with the second lateral receiving hole 2221; the third through portion 223 has a third lateral receiving hole 2231, and a plurality of third longitudinal receiving holes 2232 communicating with the third lateral receiving hole 2231; the fourth through portion 224 is attached There is a fourth lateral receiving hole 2241 and a plurality of fourth longitudinal receiving holes 2242 communicating with the fourth lateral receiving hole 2241.

In a preferred embodiment of the present invention, the front end of the outer casing 2 has a plug connector 20, and the inner side of the front casing 21 and the front end of the lower casing 22 have a plurality of grooves communicating with the plug connector 20. 212, 226, and a first rib 23 is disposed between the first through portion 221 and the second through portion 222 of the lower casing 22, the first rib 23 is provided with a first grounding member 24, the first A second rib 25 is disposed between the second through portion 222 and the third through portion 223 . The second rib 25 is provided with a second grounding member 26 , the third through portion 223 and the fourth through portion 224 . A third rib 27 is disposed between the third rib 27 and the third grounding member 24, and the second grounding member 26 and the third grounding member 28 are provided. A plurality of pins 241, 261, and 281 are provided, and a card slot 29 is respectively disposed on the left and right inner sides of the outer casing 2.

When assembled, the first body 112 of the first terminal module 11, the second body 122 of the second terminal module 12, and the third body 132 of the third terminal module 13 are After the fourth base 142 of the four-terminal module 14 is stacked from bottom to top, the terminal module 1 is disposed on the lower casing 22, and when disposed, the first base 112 and the second seat are disposed. The two sides of the body 122, the third body 132 and the fourth body 142 are respectively engaged with the card slots 29 of the outer casing 2, so that the contact ends 1112 of the first terminals 1110 are received in the grooves 226. The connecting end 1113 of the first terminal 1110 is received in the first lateral receiving hole 2211 of the first through portion 221 and the first longitudinal receiving hole 2212, and the connecting end 1213 of the second terminal 1210 The second lateral receiving hole 2221 and the second longitudinal receiving hole 2222 are received in the second through hole 222, and the connecting end 1313 of the third terminal 1310 is received in the third through portion 223. The third lateral receiving hole 2231 and the third longitudinal receiving hole 2232, the connecting end 1413 of the fourth terminal 1410 is received in the fourth lateral receiving hole 2241 of the fourth through portion 224 and The fourth longitudinal receiving holes 2242, and the same The first terminal group 111, the second terminal group 121, the third terminal group 131, and the ground terminal G of the fourth terminal group 141 are respectively connected to the first ground by the connecting ends 1113, 1213, 1313, and 1413 thereof. The second grounding member 26 and the pins 241, 261 and 281 of the third grounding member 28 are in contact with each other, and then the upper housing 21 is the same as the lower housing 22 and the lower housing 22. The abutting portions 225 are coupled, and the contact ends 1412 of the fourth terminals 1410 are respectively received in the grooves 212 of the upper casing 21; thus, the electrical connectors can be assembled. Therefore, the electrical connector of the present invention can accommodate the connection of the first terminal module 11 by using the first through portion 221, the second through portion 222, the third through portion 223, and the fourth through portion 224 of the lower casing 22, respectively. The end 1113, the connecting end 1213 of the second terminal module 12, the connecting end 1313 of the third terminal module 13 and the connecting end 1413 of the fourth terminal module 14 or further utilizing the card slots 29 on the left and right sides of the outer casing 2 The first body 112 of the first terminal module 11 , the second body 122 of the second terminal module 12 , the third body 132 of the third terminal module 13 , and the fourth terminal module 14 are embedded and positioned. The fourth body 142 achieves the purpose of quick combination, easy production, and improved production yield.

In addition, the components 211 of the present invention may be grooves or bumps, and the abutting portions 225 may be protrusions or grooves combined with the components 211. The equal-joining portion 211 and the abutting portions 225 may also be combined with each other such as a concave hole, a perforation or a stud.

The invention has been described above in terms of the preferred embodiments, and it should be understood by those skilled in the art that the present invention is not intended to limit the scope of the invention. It should be noted that variations and permutations equivalent to those of the embodiments are intended to be included within the scope of the present invention. Therefore, the scope of protection of the present invention is defined by the scope of the patent application.

Claims (15)

An electrical connector includes: a terminal module including a first terminal module, a second terminal module, a third terminal module and a fourth terminal module stacked from bottom to top The first terminal module has a first terminal set, and the second terminal module has a second terminal set, the third terminal set has a third terminal set, and the fourth terminal set is The fourth terminal group has a fourth terminal group corresponding to the fourth terminal group, the second terminal group and the third terminal group correspond to each other, and the second terminal group and the third terminal group are Located at the rear of the first terminal group and the fourth terminal group, and at least one side of one of the first terminal group, the second terminal group, the third terminal group, and the fourth terminal group is arranged from the outside a grounding terminal, a signal terminal and a signal terminal; and a casing accommodating the terminal module, comprising: an upper casing and a lower casing combined with each other, the lower casing having a through portion, the first terminal a group, the second terminal group, the third terminal group, and the fourth terminal group a terminal is disposed in the through portion; wherein one end of the outer casing has a plug interface, and the upper casing and the inner side of the lower casing have a plurality of grooves communicating with the plug interface, and the first The contact end of the terminal group and the contact end of the fourth terminal group are respectively received in the grooves, and the contact ends of the second terminal group and the contact end of the third terminal group are located in the first terminal group. The contact end is in contact with the contact end of the fourth terminal group. The electrical connector of claim 1, wherein the first terminal module further comprises a first base, the first base system is coupled to the first terminal set, and the first terminal set includes a majority The first terminal has a body portion, and the two ends of the body portion respectively have the contact end and the connecting end, and the first seat system covers the body portion of the first terminals. The electrical connector of claim 1, wherein the second terminal module further comprises a second base, the second base system is coupled to the second terminal set, and the second terminal set includes a majority The second terminal has a body portion, and the two ends of the body portion respectively have the contact end and the connecting end, and the second seat system covers the body portion of the second terminals. The electrical connector of claim 1, wherein the third terminal module further comprises a third base, the third base system is coupled to the third terminal set, and the third terminal set includes a majority The third terminal has a body portion, and the two ends of the body portion respectively have the contact end and the connecting end, and the third seat system covers the body portion of the third terminal. The electrical connector of claim 1, wherein the fourth terminal module further comprises a fourth base, the fourth base system is coupled to the fourth terminal set, and the fourth terminal set includes a majority The fourth terminal has a body portion, and the two ends of the body portion respectively have the contact end and the connecting end, and the fourth seat system covers the body portion of the fourth terminal. The electrical connector of claim 1, wherein the through portion has a first one of the first through portion, a second through portion, a third through portion and a fourth through portion, the first terminal group, the first terminal group The connecting ends of the second terminal group, the third terminal group and the fourth terminal group are respectively received in the first through portion, the second through portion, the third through portion and the fourth through portion. The electrical connector of claim 6, wherein the first through portion has a first lateral receiving hole and a plurality of first longitudinal receiving holes communicating with the first lateral receiving hole, and the first terminal The connecting end of the set is disposed in the first lateral receiving hole and the first longitudinal receiving holes. The electrical connector of claim 6, wherein the second through portion has a second lateral receiving hole and a plurality of second longitudinal receiving holes communicating with the second lateral receiving hole, and the second terminal The connecting end of the set is disposed in the second lateral receiving hole and the second longitudinal receiving hole. The electrical connector of claim 6, wherein the third through portion has a third lateral receiving hole and a plurality of third longitudinal receiving holes communicating with the third lateral receiving hole, and the third terminal The connecting end of the set is disposed in the third lateral receiving hole and the third longitudinal receiving hole. The electrical connector of claim 6, wherein the fourth through portion has a fourth lateral receiving hole and a plurality of fourth longitudinal receiving holes communicating with the fourth lateral receiving hole, and the fourth terminal The connecting end of the set is disposed in the fourth lateral receiving hole and the fourth longitudinal receiving hole. The electrical connector of claim 6, wherein a first rib is disposed between the first through portion and the second through portion of the lower casing, and the first rib is provided with a first grounding member. A second rib is disposed between the second through portion and the third through portion, the second rib is provided with a second grounding member, and the third through portion and the fourth through portion are provided with a first The third rib is provided with a third grounding member. The electrical connector of claim 11, wherein the first grounding member, the second grounding member, and the third grounding member are provided with a plurality of pins, and the pins are respectively associated with the first terminal group, The second terminal group, the third terminal group, and the ground terminal of the fourth terminal group are in contact. An electrical connector includes: a terminal module including a first terminal module, a second terminal module, a third terminal module and a fourth terminal module stacked from bottom to top The first terminal module has a first terminal set, and the second terminal module has a second terminal set, the third terminal set has a third terminal set, and the fourth terminal set is The fourth terminal group has a fourth terminal group corresponding to the fourth terminal group, the second terminal group and the third terminal group correspond to each other, and the second terminal group and the third terminal group are Located at the rear of the first terminal group and the fourth terminal group, and at least one side of one of the first terminal group, the second terminal group, the third terminal group, and the fourth terminal group is arranged from the outside a grounding terminal, a signal terminal and a signal terminal; and a casing accommodating the terminal module, comprising: an upper casing and a lower casing combined with each other, the lower casing having a through portion, the first terminal a group, the second terminal group, the third terminal group, and the fourth terminal group Terminations The first terminal module further includes a first body coupled with the first terminal set, the second terminal module further comprising a second terminal set a second body, the third terminal module further comprising a third body combined with the third terminal set, the fourth terminal module further comprising one of the fourth terminal set a fourth body, wherein the two inner sides of the outer casing are respectively provided with a card slot, so that the first seat body, the second seat body, the third seat body and the fourth seat body are stacked from bottom to top. The two sides of the card slot are respectively engaged with the two sides. An electrical connector includes: a terminal module including a first terminal module, a second terminal module, a third terminal module and a fourth terminal module stacked from bottom to top The first terminal module has a first terminal set, and the second terminal module has a second terminal set, the third terminal set has a third terminal set, and the fourth terminal set is The fourth terminal group has a fourth terminal group corresponding to the fourth terminal group, the second terminal group and the third terminal group correspond to each other, and the second terminal group and the third terminal group are Located at the rear of the first terminal group and the fourth terminal group, and at least one side of one of the first terminal group, the second terminal group, the third terminal group, and the fourth terminal group is arranged from the outside a grounding terminal, a signal terminal and a signal terminal; and a casing accommodating the terminal module, comprising: an upper casing and a lower casing combined with each other, the lower casing having a through portion, the first terminal a group, the second terminal group, the third terminal group, and the fourth terminal group Then through the end portion received in the system; wherein the system is provided with most of the upper shell portion group, the lower housing portion mating system having a majority of the binding of each such group portion. The electrical connector of claim 14, wherein the components are grooves or bumps, and the abutting portions are bumps or grooves that are combined with the components.