CN201355713Y - Electrical connector - Google Patents
Electrical connector Download PDFInfo
- Publication number
- CN201355713Y CN201355713Y CNU2009203004761U CN200920300476U CN201355713Y CN 201355713 Y CN201355713 Y CN 201355713Y CN U2009203004761 U CNU2009203004761 U CN U2009203004761U CN 200920300476 U CN200920300476 U CN 200920300476U CN 201355713 Y CN201355713 Y CN 201355713Y
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- CN
- China
- Prior art keywords
- terminal
- electric connector
- conducting
- short circuit
- insulating end
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
An electrical connector comprises a terminal module and a circuit board connected with the terminal module, wherein, the terminal module comprises an insulating terminal base and four conductive terminal pairs accommodated in the insulating terminal base. The conductive terminal of each conductive terminal pair comprises a butted part used for matching a butted connector, a main body part fixed in the insulating terminal base, and a tail part of the insulating terminal base extending out from the main body part; the four conductive terminal pairs comprise at least one short connection terminal pair; the main body parts of the two conductive terminals of the short connection terminal pair are in short connection; the two conductive terminals are provided with a common tail part; and the tail part is welded onto the circuit board. The electrical connector has the advantages of simple structure, convenient production and low cost.
Description
[technical field]
The utility model relates to a kind of electric connector, particularly relates to the conducting terminal structure of this electric connector.
[technical background]
The prior art relevant with present patent application sees also No. the 1202278th, disclosed Chinese patent on December 16th, 1998, the prior art has disclosed the electric connector (Modular Jack) in a kind of 10/100Base-T of being applied to Ethernet, please refer to shown in the specification and accompanying drawing of the prior art, this electric connector (10) comprises an insulation shell (14), an insulating end stroma (16), is fixed to eight butt joint terminals (12 of terminal base
1~ 12
8) and internal circuit board module (13a), a laminated body, capacitor module (15).Internal circuit board module (13a) comprises a circuit board (13) that is provided with conductive path, is soldered to the pin terminals (54) and the toroidal helical coil (70a of conductive path, 70b, 72a, 72b), eight butt joint terminals all are soldered to circuit board, and this internal circuit board module (13a) forms a filter circuit to eliminate electromagnetic interference (EMI) with laminated body, capacitor module (15).This filter circuit comprises four passages, comprising two signalling channel (P1﹠amp; P2, P7﹠amp; P8) in order to transmission signals, two ground connection passage (P3﹠amp; P4, P5﹠amp; P6).Two ground connection passages with dock terminal (12
3~ 12
6) connect, and directly by resistance (78) and electric capacity (15) ground connection.Two signalling channels with dock terminal (12
1, 12
2, 12
7, 12
8) connect, and comprising choke (72) and transformer (70), the centre tap of a coil (71) of transformer is by resistance (78) and electric capacity (15) ground connection.Toroidal helical coil (70a, 70b, 72a, 72b) choke (72) and transformer (70) of formation filter circuit, a coil (71) of transformer is wound to the butt joint terminal.Other parts of filter circuit are then realized by the conductive path of circuit board.
The filter circuit of the electric connector that above prior art disclosed is many to be formed by the conductive path on the circuit board, also can increase the design difficulty of circuit board in the design phase, and eight conducting terminals all are soldered to circuit board, need more welding in the production phase, cost is higher, thereby is necessary to design a kind of simple, electric connector that cost is low.
[utility model content]
Technical problem to be solved in the utility model is to provide a kind of simple in structure, electric connector that cost is low.
For solving above technical problem, the utility model adopts following technical scheme: a kind of electric connector, it comprises a terminal module and the circuit board that is connected with the terminal module, this terminal module comprise an insulating end stroma and four conducting terminals being contained in the insulating end stroma right, the right conducting terminal of each conducting terminal comprises and is used for matching with butt connector the docking section, be fixed in the main part in the insulating end stroma, autonomous body extends the afterbody of insulating end stroma, four conducting terminals are right to comprising a short circuit terminal at least, the main part short circuit of two conducting terminals that this short circuit terminal is right, these two conducting terminals comprise total afterbody, and this afterbody is soldered to circuit board.
With respect to prior art, four conducting terminals of the utility model electric connector are right to comprising a short circuit terminal at least, the main part short circuit that this short circuit terminal is right, and the short circuit terminal is to total afterbody.The short circuit terminal is to carrying out short circuit by himself, and only is soldered to circuit board by an afterbody, thereby reduces the design difficulty of circuit board, improved welding efficiency.This electric connector structure is simple, and cost is low.
[description of drawings]
Fig. 1 is the stereogram that meets electric connector of the present utility model.
Fig. 2 is the three-dimensional exploded view of electric connector shown in Figure 1.
Fig. 3 is the three-dimensional exploded view of electric connector shown in Figure 1.
Fig. 4 is another three-dimensional exploded view of electric connector shown in Figure 1.
Fig. 5 is the circuit diagram of electric connector shown in Figure 1.
[embodiment]
See also Fig. 1 to shown in Figure 4, the utility model is a electric connector 100 in order to match with butt connector (not shown).This electric connector 100 comprises that an insulating body 2, a circuit board 4, are contained in terminal module 6 and the shielding casing 8 in the insulating body 2.
See also Fig. 2 and shown in Figure 4, insulating body 2 comprises an interface 21 and the rear end face 22 parallel with interface 21.22 extend to form a network connector port 23 to back end from interface 21, extended to form a receiving space 24 to interface 21 from rear end face 22 in order to match with butt connector (not shown).
See also Fig. 2 to shown in Figure 4, circuit board 4 is soldered to terminal module 6, this circuit board 4 is provided with conductive path (not shown), is welded with four 75 ohm the resistive element 41 being wholely set and the capacity cell 42 of one 1000 pico farad on conductive path (not shown).
See also Fig. 2 to shown in Figure 5, terminal module 6 comprises an insulating end stroma 61, be shaped in eight conducting terminals 62 in the insulating end stroma 61, is fixed in two conversion terminals 64 and eight pin terminals 65 in the insulating end stroma 61, is contained in the interior coil module 67 of insulating end stroma 61.Insulating end stroma 61 is contained in the receiving space 24 of insulating body 2.Insulating end stroma 61 comprise a first side wall 611, second sidewall 612 parallel with the first side wall 611 and with hyoplastron 613 perpendicular to the first side wall 611, the first side wall 611 and second sidewall 612 form an accommodation space 614, and hyoplastron 613 is one-body molded with the first side wall 611.Conducting terminal 62 comprises the docking section 621 that is used for matching with butt connector (not shown), be fixed in main part 622 in the first side wall 611, be fixed in the hyoplastron 613 and be connected the holding parts 623 of docking section 621 and main part 622 and the afterbody 624 that autonomous body 622 extends the first side wall.Eight conducting terminals 62 comprise first to the 8th conducting terminal 631,632,633,634,635,636,637 and 638, wherein, it is right that conducting terminal 631 and 632 forms first conducting terminal, it is right that conducting terminal 633 and 636 forms second conducting terminal, it is right that conducting terminal 634 and 635 forms the 3rd conducting terminal, it is right that conducting terminal 637 and 638 forms the 4th conducting terminal, and each conducting terminal 62 is stamped to form by a sheet metal.The 3rd conducting terminal pair is right to being the short circuit terminal with the 4th conducting terminal.The 3rd conducting terminal to 634 with two main parts 622 of 635 short circuit mutually, this conducting terminal is to having an afterbody 630.The 4th conducting terminal 637 and two main parts 622 of 638 are short circuit mutually, and this conducting terminal is to having an afterbody 639.Conversion terminal 64 is fixed on the first side wall 611 of insulating end stroma 61, and this conversion terminal 64 is between the main part 622 of conducting terminal 633 and 634 and between the main part 622 of conducting terminal 636 and 637.Pin terminals 65 comprises the holding parts (not shown) that is fixed on insulating end stroma 61 second sidewalls 612, extends the winding section 651 and installation portion 652 of second sidewall 612 from the two ends of holding parts (not shown) respectively, winding section 651 is welded on the circuit board 4, and installation portion 652 is in order to be soldered to external circuit.Eight pin terminals 65 are respectively 661,662,663,664,665,666,667 and 668.Coil module 67 comprises transformer 671 and common mode choke 672.
See also Fig. 2 to shown in Figure 5, electric connector 100 is described in detail below in conjunction with internal circuit diagram.The circuit of electric connector 100 has two signalling channels that structure is identical, and each signalling channel is made of a transformer 671 and a common mode choke 672.For succinctly, below only one of them signalling channel is described.Transformer 671 comprises magnetic core 673, is wound in primary coil 674 and secondary coil 675 on the magnetic core 673, and common mode choke 672 comprises magnetic core 676 and is wound in coil 677 on the magnetic core 676.For succinctly, omit the coil among Fig. 2 to Fig. 4 in the accompanying drawing, only in Fig. 3, illustrated.Primary coil 674 comprises two line ends 678 and a centre cap 679, and two line ends 678 of primary coil 674 twine and be soldered to two pin terminals 661 and 662, and centre cap 679 twines and is soldered on the pin terminals 663.Secondary coil 675 comprises two line ends 680 and a centre cap 681, two line ends 680 of secondary coil 675 are connected to the coil 677 of common mode choke 672, and the coil 677 of common mode choke 672 is to be prolonged and be wound on the magnetic core 676 by secondary coil 675 to form in the present embodiment.The centre cap 681 of secondary coil 675 twines also and is soldered on the conversion terminal 64, and this conversion terminal 64 is soldered to circuit board 4, and is connected to resistive element 41 and capacity cell 42 and ground connection by the conductive path on the circuit board 4 (not shown).One end of the coil 677 of common mode choke 672 twines and is soldered to the afterbody 624 of conducting terminal 661 and 662.
The circuit of electric connector 100 also comprises two ground connection passages that structure is identical, this two ground connection passage respectively with two short circuit terminals to 634﹠amp; 635,637﹠amp; 638 connect.Each ground connection passage comprises a resistive element 41, two right afterbodys 630,639 of short circuit terminal are linked to each other with resistive element 41 by the conductive path on the circuit board (not shown) respectively, and this resistive element 41 is connected to capacity cell 42 by the conductive path on the circuit board 4 (not shown) and is connected to pin terminals 668 again and ground connection simultaneously.
See also Fig. 1 to shown in Figure 3, shielding casing 8 be provided with one with network connector port 23 corresponding openings 81, this shielding casing 8 is covered on the insulating body 2.
The short circuit terminal of these electric connector 100 terminal modules 6 is to 634﹠amp; 635,637﹠amp; Two main parts 622 of 638 short circuit the time, thereby need not connect by the conductive path on the circuit board 4 (not shown) by the iron plate punch forming, thus the design of circuit board 4 can be simplified.Electric connector 100 only has two right afterbody 630,639 and conversion terminals 64 of conducting terminal to be soldered to circuit board 4 in butt joint terminal one side, reduces welding, thereby can save cost, enhances productivity.
Claims (6)
1. electric connector, it comprises a terminal module and the circuit board that is connected with the terminal module, this terminal module comprise an insulating end stroma and four conducting terminals being contained in the insulating end stroma right, the right conducting terminal of described each conducting terminal comprises and is used for matching with butt connector the docking section, be fixed in the main part in the insulating end stroma, autonomous body extends the afterbody of insulating end stroma, it is characterized in that: described four conducting terminals are right to comprising a short circuit terminal at least, the main part short circuit of two conducting terminals that this short circuit terminal is right, described two conducting terminals comprise total afterbody, and this afterbody is soldered to described circuit board.
2. electric connector as claimed in claim 1 is characterized in that: two right conducting terminals of described short circuit terminal are formed in one.
3. electric connector as claimed in claim 1 is characterized in that: described electric connector comprises that two short circuit terminals are right.
4. electric connector as claimed in claim 1 is characterized in that: described conducting terminal is to one-body molded extremely described insulating end stroma.
5. electric connector as claimed in claim 1, it is characterized in that: described insulating end stroma comprises the first side wall and second sidewall parallel with the first side wall of fixing described conducting terminal main part, form an accommodation space between first and second sidewall, described terminal module also comprises the coil module that is contained in the described accommodation space, and this coil module twines and be soldered to that to remove two groups of external conducting terminals of described short circuit terminal right.
6. electric connector as claimed in claim 5 is characterized in that: described insulating end stroma comprises a hyoplastron, and this hyoplastron and the first side wall are one-body molded, and described conducting terminal is fixed in this hyoplastron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009203004761U CN201355713Y (en) | 2009-02-07 | 2009-02-07 | Electrical connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009203004761U CN201355713Y (en) | 2009-02-07 | 2009-02-07 | Electrical connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201355713Y true CN201355713Y (en) | 2009-12-02 |
Family
ID=41412055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009203004761U Expired - Fee Related CN201355713Y (en) | 2009-02-07 | 2009-02-07 | Electrical connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201355713Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102446616A (en) * | 2010-10-14 | 2012-05-09 | 富士康(昆山)电脑接插件有限公司 | Filter circuit and electric connector with same |
| CN105655759A (en) * | 2014-11-21 | 2016-06-08 | 富士康(昆山)电脑接插件有限公司 | Electric connector and electric connector system |
| US9385485B2 (en) | 2013-12-13 | 2016-07-05 | Foxconn Interconnect Technology Limited | Method and apparatus for terminating wire wound magnetic core |
-
2009
- 2009-02-07 CN CNU2009203004761U patent/CN201355713Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102446616A (en) * | 2010-10-14 | 2012-05-09 | 富士康(昆山)电脑接插件有限公司 | Filter circuit and electric connector with same |
| CN102446616B (en) * | 2010-10-14 | 2016-03-23 | 富士康(昆山)电脑接插件有限公司 | Filter circuit and there is the electric connector of this filter circuit |
| US9385485B2 (en) | 2013-12-13 | 2016-07-05 | Foxconn Interconnect Technology Limited | Method and apparatus for terminating wire wound magnetic core |
| CN105655759A (en) * | 2014-11-21 | 2016-06-08 | 富士康(昆山)电脑接插件有限公司 | Electric connector and electric connector system |
| CN105655759B (en) * | 2014-11-21 | 2019-02-12 | 富士康(昆山)电脑接插件有限公司 | Electric connector and electric connector system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091202 Termination date: 20120207 |