CN207353509U - electrical connector - Google Patents

Abstract

An electrical connector includes a terminal module and a housing accommodating the terminal module; the terminal module comprises a first terminal module, a second terminal module, a third terminal module and a fourth terminal module, wherein the first terminal module, the second terminal module, the third terminal module and the fourth terminal module are provided with a first terminal group, a second terminal group, a third terminal group and a fourth terminal group; the shell comprises an upper shell and a lower shell which are combined with each other, and the lower shell is provided with a penetrating part for accommodating the connecting ends of the first terminal group, the second terminal group, the third terminal group and the fourth terminal group.

Description

electrical connector

technical field

The utility model relates to an electric connector, in particular to an electric connector used by an electronic plug-in piece.

Background technique

Generally, an electrical connector used to insert electronic plugs is usually composed of a housing, four sets of terminal groups, and at least four brackets. The terminal groups can be arranged up and down on the brackets, and then the device The bracket with the terminal group is sequentially arranged in the housing to complete the electrical connector.

For the above-mentioned commonly used electrical connectors, since the electrical connectors conform to related electronic products, their volumes are lighter, thinner, shorter, and smaller than those designed, so that the terminals of these terminal groups are also relatively small. The terminals of the terminal group are installed behind the bracket, and the brackets with the terminal group must be put into the housing one by one in order, so that the terminal groups will interfere with each other during the assembly process, which will cause the terminals of these terminal groups to bend or even The situation of damage occurs, which in turn affects the production yield and subsequent use of the electrical connector.

Therefore, how to invent an electrical connector so that it can be assembled quickly, is easy to manufacture, and improves the yield of production, so as to effectively improve the lack of conventional use, will be actively disclosed by the present invention.

Utility model content

In view of the shortcomings of the above-mentioned prior art, the inventor feels that it is not yet perfect, so he exhausts his mind to study and overcome it, and then develops an electrical connector, in order to achieve fast assembly, easy production and increase production pass rate. Purpose.

In order to achieve the above purpose and other purposes, the utility model provides an electrical connector, the terminal module includes: a terminal module and a housing; the terminal module includes a first terminal module, a second terminal module overlapping from bottom to top A terminal module, a third terminal module, and a fourth terminal module, the first terminal module has a first terminal group, the second terminal module has a second terminal group, the third terminal module has a third terminal group, and the The fourth terminal module has a fourth terminal group, the first terminal group corresponds to the fourth terminal group, the second terminal group corresponds to the third terminal group, and 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, the third terminal group and the fourth terminal group At least one side of one of the groups is arranged with grounding terminals, signal terminals and signal terminals from outside to inside; and the housing accommodates the terminal module, which includes an upper case and a lower case combined with each other. The lower case has a through portion, and the connecting ends of the first terminal group, the second terminal group, the third terminal group and the fourth terminal group are accommodated in the through portion.

In the above electrical connector, the first terminal module further includes a first seat, the first seat is combined with the first terminal group, and the first terminal group includes a plurality of first terminals, the first terminal has a body portion, The two ends of the body part respectively have a contact end and a connection end.

In the above-mentioned electrical connector, the second terminal module further includes a second seat body, the second seat body is combined with the second terminal group, and the second terminal group includes a plurality of second terminals, and the second terminal has a body portion, The two ends of the body part respectively have a contact end and a connection end, and the second base covers the body part of the second terminal.

In the above-mentioned electrical connector, the third terminal module further includes a third seat body, the third seat body is combined with the third terminal group, and the third terminal group includes a plurality of third terminals, the third terminal has a body portion, The two ends of the body part respectively have a contact end and a connection end, and the third base covers the body part of the third terminal.

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

In the above electrical connector, the through portion has adjacent first through portion, second through portion, third through portion and fourth through portion, the first terminal group, the second terminal group, the third terminal group and the fourth The connecting ends of the terminal group are respectively accommodated in the first through portion, the second through portion, the third through portion and the fourth through portion.

In the above-mentioned electrical connector, the first penetrating portion has a first transverse accommodation hole and a plurality of first longitudinal accommodation holes connected to the first transverse accommodation hole, and the connection end of the first terminal group is accommodated in the first transverse accommodation hole. The transverse accommodating hole and the first longitudinal accommodating hole.

In the above-mentioned electrical connector, the second penetrating portion has a second transverse accommodation hole and a plurality of second longitudinal accommodation holes communicating with the second transverse accommodation hole, and the connecting ends of the second terminal group are accommodated in the second The transverse accommodation hole and the second longitudinal accommodation hole.

In the above-mentioned electrical connector, the third penetrating portion has a third transverse accommodation hole and a plurality of third longitudinal accommodation holes connected to the third transverse accommodation hole, and the connecting end of the third terminal group is accommodated in the third The horizontal accommodation hole and the third vertical accommodation hole.

In the above-mentioned electrical connector, the fourth penetrating portion has a fourth transverse accommodation hole and a plurality of fourth longitudinal accommodation holes connected to the fourth transverse accommodation hole, and the connecting end of the fourth terminal group is accommodated in the fourth transverse accommodation hole. The transverse accommodation hole and the fourth longitudinal accommodation hole.

In the above-mentioned electrical connector, a first rib is provided between the first through portion and the second through portion of the lower case, the first rib is provided with a first grounding member, and the second through portion and the third through portion are provided with a first rib. A second protruding rib is provided in between, a second grounding member is provided on the second protruding rib, a third protruding rib is provided between the third through portion and the fourth penetrating portion, and a third grounding member is provided on the third protruding rib.

In the above-mentioned electrical connector, the first grounding element, the second grounding element and the third grounding element are provided with a plurality of pins, and the pins are connected to the first terminal group, the second terminal group, the third terminal group and the fourth terminal respectively. Group ground terminal contacts.

In the above electrical connector, the first terminal module further includes a first seat body combined with the first terminal group, the second terminal module further includes a second seat body combined with the second terminal group, and the third terminal module further includes It includes a third seat body combined with the third terminal group, the fourth terminal module further includes a fourth seat body combined with the fourth terminal group, and the two inner sides of the shell are respectively provided with card slots, so that the first seat body , the second seat body, the third seat body and the fourth seat body overlap each other from bottom to top, and then are respectively embedded in the card slot with their two sides.

In the above-mentioned electrical connector, one end of the shell has a socket, and the inside of one end of the upper shell and the lower shell has a plurality of grooves communicating with the socket, and the contact end of the first terminal group is connected to the contact end of the fourth terminal group. The contact ends are accommodated in the grooves respectively.

In the above electrical connector, the upper housing is provided with a plurality of assembling parts, and the lower housing is provided with a plurality of butting parts respectively combined with the assembling parts.

In the above electrical connector, the assembling part is a groove or a protrusion, and the butting part is a protrusion or a groove combined with the assembling part.

Thereby, the electrical connector of the present utility model can utilize the first terminal module, the second terminal module, the third terminal module and the fourth terminal module to be integrated into a terminal module, and then be installed in the housing to form an electrical connector, so as to achieve fast Combination, ease of production and the purpose of improving the pass rate of production.

Description of drawings

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

Fig. 2 is another exploded schematic diagram of a preferred embodiment of the present invention.

Fig. 3 is a schematic diagram of a top view of a preferred embodiment of the lower casing of the present invention.

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

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

Symbol Description:

1 terminal module

11 First terminal module

111 First terminal group

1110 First terminal

1111 Main body

1112 contact end

1113 connection end

112 First seat

12 Second terminal module

121 Second terminal group

1210 Second terminal

1211 Main body

1212 contact end

1213 Connector

122 second seat body

13 Third terminal block

131 Third terminal group

1310 Third terminal

1311 Main body

1312 contact end

1313 Connector

132 Third body

14 Fourth terminal block

141 Fourth terminal group

1410 Fourth terminal

1411 Main body

1412 contact end

1413 Connector

142 The fourth body

2 shells

20 sockets

21 Upper case

211 Assembly part

212, 226 grooves

22 lower housing

220 Penetration

221 First Penetration

2211 The first horizontal accommodation hole

2212 The first longitudinal accommodation hole

222 Second Penetration

2221 The second horizontal accommodation hole

2222 The second vertical accommodation hole

223 The third penetration

2231 The third horizontal accommodation hole

2232 The third longitudinal accommodation hole

224 The Fourth Penetration

2241 The fourth horizontal accommodation hole

2242 The fourth longitudinal accommodation hole

225 docking part

23 First rib

24 First grounding piece

241, 261, 281 pins

25 second rib

26 Second grounding piece

27 third rib

28 Third grounding piece

29 card slots

G Ground terminal

S signal terminal

S signal terminal

Detailed ways

In order to fully understand the purpose, features and effects of the present utility model, the utility model will be described in detail by means of the following specific embodiments in conjunction with the accompanying drawings, as follows:

Please refer to FIG. 1 to FIG. 5 , as shown in the figures: the utility model is an electrical connector, which is at least composed of a 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 overlapping from bottom to top, the first terminal module 11 has a first terminal group 111, the second The terminal module 12 has a second terminal group 121, the third terminal module 13 has a third terminal group 131, the fourth terminal module 14 has a fourth terminal group 141, the second terminal group 121 and the third terminal group 131 are located in the first terminal group Between 111 and the fourth terminal group 141, the first terminal group 111 and the fourth terminal group 141 correspond to each other to electrically contact the electronic plug (not shown), and the second terminal group 121 and the third terminal group 131 correspond to each other to Electrically contacting the electronic plug, and the contact end 1212 of the second terminal group 121 and the contact end 1312 of the third terminal group 131 are 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 left side, the right side, or the left and right sides of one of the first terminal group 111, the second terminal group 121, the third terminal group 131 and the fourth terminal group 141 can be arranged from outside to inside with ground terminals G, signal terminals S and Signal terminals S (the first terminal group 111 is taken as an example in FIG. 1 , but it is also applicable to other terminal groups). Therefore, the terminal module 1 of the present invention can be applied to QSFP-DD electrical connectors or SFP-DD electrical connectors.

The housing 2 accommodates the terminal module 1, which includes an upper housing 21 and a lower housing 22 combined with each other. The lower housing 22 has a through portion 220, and the through portion 220 has adjacent first through portions 221 and second through portions. 222, the third through portion 223 and the fourth through portion 224, the connecting ends 1113, 1213, 1313, 1413 of the first terminal group 111, the second terminal group 121, the third terminal group 131 and the fourth terminal group 141 respectively accommodate In the first through portion 221 , the second through portion 222 , the third through portion 223 and the fourth through portion 224 of the through portion 220 , the upper case 21 is provided with a plurality of assembling portions 211 , and the lower case 22 has A plurality of butt joints 225 combined by the joint unit 211 .

In a preferred embodiment of the present invention, the first terminal module 11 further includes a first seat body 112, the first seat body 112 is combined with the first terminal group 111, and the first terminal group 111 includes a plurality of first The terminal 1110 , the first terminal 1110 has a body portion 1111 , the two ends of the body portion 1111 respectively have a contact end 1112 and a connection end 1113 , and the first seat 112 covers the body portion 1111 of the first terminal 1110 .

In a preferred embodiment of the present invention, the second terminal module 12 further includes a second seat 122, the second seat 122 is combined with the second terminal group 121, and the second terminal group 121 includes a plurality of second The terminal 1210 and the second terminal 1210 have a body portion 1211 , and two ends of the body portion 1211 respectively have a contact end 1212 and a connection end 1213 . The second seat 122 covers the body portion 1211 of the second terminal 1210 .

In a preferred embodiment of the present invention, the third terminal module 13 further includes a third seat body 132, the third seat body 132 is combined with the third terminal group 131, and the third terminal group 131 includes a plurality of third The terminal 1310 and the third terminal 1310 have a body portion 1311 , the two ends of the body portion 1311 respectively have a contact end 1312 and a connection end 1313 , and the third seat 132 covers the body portion 1311 of the third terminal 1310 .

In a preferred embodiment of the present invention, the fourth terminal module 14 further includes a fourth seat 142, the fourth seat 142 is combined with the fourth terminal group 141, and the fourth terminal group 141 includes a plurality of fourth The terminal 1410 and the fourth terminal 1410 have a body portion 1411 , the two ends of the body portion 1411 respectively have a contact end 1412 and a connection end 1413 , and the fourth seat 142 covers the body portion 1411 of the fourth terminal 1410 .

In a preferred embodiment of the present utility model, the first through portion 221 has a first transverse accommodation hole 2211 and a plurality of first longitudinal accommodation holes 2212 connected to the first transverse accommodation hole 2211; the second through portion 222 It has a second transverse accommodation hole 2221 and a plurality of second longitudinal accommodation holes 2222 connected to the second transverse accommodation hole 2221; the third through portion 223 has a third transverse accommodation hole 2231 and is connected to the third transverse accommodation A plurality of third longitudinal accommodation holes 2232 of the hole 2231 ; the fourth through portion 224 has a fourth transverse accommodation hole 2241 and a plurality of fourth longitudinal accommodation holes 2242 communicating with the fourth transverse accommodation hole 2241 .

In a preferred specific embodiment of the present utility model, the front end of the housing 2 has a socket 20, and the inside of the front end of the upper shell 21 and the lower shell 22 has a plurality of grooves 212, 226 communicating with the socket 20, and the lower A first rib 23 is provided between the first through portion 221 and the second through portion 222 of the housing 22 . There is a second protruding rib 25 in between, the second protruding rib 25 is provided with a second grounding member 26, a third protruding rib 27 is provided between the third penetrating part 223 and the fourth penetrating part 224, and the third protruding rib 27 is provided with The third grounding element 28 , and the first grounding element 24 , the second grounding element 26 and the third grounding element 28 are provided with a plurality of pins 241 , 261 , 281 , and slots 29 are respectively provided on the left and right inner sides of the housing 2 .

When assembling, the first seat body 112 of the first terminal module 11, the second seat body 122 of the second terminal module 12, the third seat body 132 of the third terminal module 13 and the fourth seat body of the fourth terminal module 14 After the bodies 142 overlap each other from bottom to top, the terminal module 1 is set on the lower housing 22, and when set, the first seat body 112, the second seat body 122, the third seat body 132 and the fourth seat body 142 The sides are respectively embedded in the slots 29 of the housing 2, so that the contact end 1112 of the first terminal 1110 is accommodated in the groove 226, and the connecting end 1113 of the first terminal 1110 is accommodated in the first transverse accommodation of the first through portion 221. The connecting end 1213 of the second terminal 1210 is accommodated in the second transverse accommodation hole 2221 and the second longitudinal accommodation hole 2222 of the second through portion 222, and the third terminal The connecting end 1313 of the terminal 1310 is accommodated in the third horizontal accommodation hole 2231 and the third longitudinal accommodation hole 2232 of the third through-part 223 , and the connecting end 1413 of the fourth terminal 1410 is accommodated in the fourth The horizontal accommodating hole 2241 and the fourth longitudinal accommodating hole 2242, and at the same time make the ground terminal G of the first terminal group 111, the second terminal group 121, the third terminal group 131 and the fourth terminal group 141 use its connecting end 1113 , 1213, 1313, 1413 are in contact with the pins 241, 261, 281 of the first grounding member 24, the second grounding member 26 and the third grounding member 28 respectively, and then the upper case 21 is connected to the lower case by the assembly part 211 The butt joints 225 of 22 are combined so that the contact ends 1412 of the fourth terminals 1410 are accommodated in the grooves 212 of the upper housing 21 respectively; thus, an electrical connector can be assembled. Thereby, the electrical connector of the present invention can utilize the first through portion 221 , the second through portion 222 , the third through portion 223 and the fourth through portion 224 of the lower housing 22 to accommodate the connection of the first terminal module 11 respectively. 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 use the card slots 29 on the left and right sides of the housing 2 to fit together Position the first seat 112 of the first terminal module 11, the second seat 122 of the second terminal module 12, the third seat 132 of the third terminal module 13 and the fourth seat 142 of the fourth terminal module 14, and To achieve the purpose of fast combination, easy production and improved production pass rate.

In addition, the assembling part 211 described in the utility model can be a groove or a bump, and the butt joint 225 can be a bump or a groove combined with the assembling part 211. In addition, the assembling part 211 and the butt joint 225 It can also be combined with concave holes, perforations or convex columns as required.

The present utility model has been disclosed with preferred embodiments above, but those skilled in the art should understand that the embodiments are only used to describe the present utility model, and should not be construed as limiting the scope of the present utility model. It should be noted that all changes and replacements equivalent to those of the embodiments should be included within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be determined by the scope defined in the claims.

Claims (16)

1. a kind of electric connector, it is characterised in that include：

Terminal module, its include from bottom to top equitant the first terminal module, Second terminal module, third terminal module and Forth terminal module, the first terminal module have first end subgroup, and the Second terminal module has second end subgroup, institute Stating third terminal module has a third terminal group, and the forth terminal module has a forth terminal group, the first end subgroup with The forth terminal group corresponds, and the second end subgroup is corresponded with the third terminal group, and the Second terminal Group is located at the first end subgroup and the forth terminal group rear with the third terminal group, and the first end subgroup, institute At least side for stating one of second end subgroup, the third terminal group and the forth terminal group is arranged with connects from outside to inside Ground terminal, signal terminal and signal terminal；And

Shell, houses the terminal module, it includes the upper shell and lower housing shell be combineding with each other, and the lower housing shell, which has, to be run through Portion, the first end subgroup, the second end subgroup, the connecting pin of the third terminal group and the forth terminal group are placed in The through-Penetration portion.

2. electric connector as claimed in claim 1, it is characterised in that the first terminal module further comprises there is First Body, first pedestal are combined with the first end subgroup, and the first end subgroup includes multiple the first terminals, and described One terminal has body, and the both ends of the body have contact jaw and the connecting pin, the first pedestal cladding respectively The body of the first terminal.

3. electric connector as claimed in claim 1, it is characterised in that the Second terminal module further comprises there be second Body, second pedestal are combined with the second end subgroup, and the second end subgroup includes multiple Second terminals, and described Two-terminal has body, and the both ends of the body have contact jaw and the connecting pin, the second pedestal cladding respectively The body of the Second terminal.

4. electric connector as claimed in claim 1, it is characterised in that the third terminal module further comprises there be the 3rd Body, the 3rd pedestal are combined with the third terminal group, and the third terminal group includes multiple third terminals, and described Three terminals have body, and the both ends of the body have contact jaw and the connecting pin, the 3rd pedestal cladding respectively The body of the third terminal.

5. electric connector as claimed in claim 1, it is characterised in that the forth terminal module further comprises there be the 4th Body, the 4th pedestal are combined with the forth terminal group, and the forth terminal group includes multiple forth terminals, and described Four terminals have body, and the both ends of the body have contact jaw and the connecting pin, the 4th pedestal cladding respectively The body of the forth terminal.

6. electric connector as claimed in claim 1, it is characterised in that the through-Penetration portion has the first adjacent through-Penetration portion, the Two through-Penetration portion, the 3rd through-Penetration portion and the 4th through-Penetration portion, the first end subgroup, the second end subgroup, the third terminal group And the connecting pin of the forth terminal group is respectively contained in first through-Penetration portion, second through-Penetration portion, the described 3rd runs through Portion and the 4th through-Penetration portion.

7. electric connector as claimed in claim 6, it is characterised in that first through-Penetration portion have the first horizontal accommodating hole, And multiple first longitudinal direction accommodating holes of the described first horizontal accommodating hole of connection, and the connecting pin of the first end subgroup is placed in institute State the first horizontal accommodating hole and the first longitudinal direction accommodating hole.

8. electric connector as claimed in claim 6, it is characterised in that second through-Penetration portion have the second horizontal accommodating hole, And multiple second longitudinal direction accommodating holes of the described second horizontal accommodating hole of connection, and the connecting pin of the second end subgroup is placed in institute State the second horizontal accommodating hole and the second longitudinal direction accommodating hole.

9. electric connector as claimed in claim 6, it is characterised in that the 3rd through-Penetration portion have the 3rd horizontal accommodating hole, And multiple three longitudinal accommodating holes of the described 3rd horizontal accommodating hole of connection, and the connecting pin of the third terminal group is placed in institute State the 3rd horizontal accommodating hole and the described 3rd longitudinal accommodating hole.

10. electric connector as claimed in claim 6, it is characterised in that the 4th through-Penetration portion have the 4th horizontal accommodating hole, And multiple four longitudinal accommodating holes of the described 4th horizontal accommodating hole of connection, and the connecting pin of the forth terminal group is placed in institute State the 4th horizontal accommodating hole and the described 4th longitudinal accommodating hole.

11. electric connector as claimed in claim 6, it is characterised in that the first through-Penetration portion of the lower housing shell runs through with second The first fin is equipped between portion, first fin is equipped with the first earthing member, second through-Penetration portion and the 3rd through-Penetration portion Between be equipped with the second fin, second fin is equipped with the second earthing member, the 3rd through-Penetration portion and the 4th through-Penetration portion it Between be equipped with the 3rd fin, the 3rd fin is equipped with the 3rd earthing member.

12. electric connector as claimed in claim 11, it is characterised in that first earthing member, second earthing member and 3rd earthing member is equipped with multiple pins, the pin respectively with the first end subgroup, the second end subgroup, described The ground terminal contact of three terminal groups and the forth terminal group.

13. electric connector as claimed in claim 1, it is characterised in that the first terminal module further comprises having and institute The first pedestal of first end subgroup combination is stated, the Second terminal module further comprises thering is what is combined with the second end subgroup Second pedestal, the third terminal module further comprise there is the 3rd pedestal combined with the third terminal group, the described 4th Terminal module further comprises there is the 4th pedestal combined with the forth terminal group, and the two of shell inner sides are respectively equipped with Card slot, can make first pedestal, second pedestal, the 3rd pedestal and the 4th pedestal from bottom to top overlapped The card slot is embedded in respectively with its both sides afterwards.

14. electric connector as claimed in claim 1, it is characterised in that one end of the shell has an interface, and it is described on There are the multiple grooves connected with the interface on the inside of one end of housing and the lower housing shell, and the first end subgroup connects Contravention and the contact jaw of the forth terminal group are respectively contained in the groove.

15. electric connector as claimed in claim 1, it is characterised in that the upper shell is equipped with multiple group connecting parts, the lower casing Body has the multiple docking sections combined respectively with the group connecting part.

16. electric connector as claimed in claim 15, it is characterised in that the group connecting part is groove or convex block, and described right Socket part is the convex block or groove combined with the group connecting part.