CN202004177U

CN202004177U - Electric connector

Info

Publication number: CN202004177U
Application number: CN201020680737XU
Authority: CN
Inventors: 孙正国; 王继超; 郑启升
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2010-12-25
Filing date: 2010-12-25
Publication date: 2011-10-05
Anticipated expiration: 2020-12-25

Abstract

The utility model relates to an electric connector which is provided with a splicing hole; the electric connector comprises an insulating body and a plurality of conductive terminals contained in the insulating body; each conductive terminal comprises a first terminal set and a second terminal set which is not extended into the splicing hole; the first terminal set comprises a first holding part held in the insulating body, a first contact part extending into the splicing hole from the first holding part, and a first welding part extending out of the insulating body from the first holding part. The second terminal set comprises a second holding part held in the insulating body and a second welding part extending out of the insulating body, the second terminal set comprises a resistor terminal for connecting a resistor on the circuit board, so that the connector can achieve good signal transmission quality.

Description

Electric connector

[technical field]

The utility model is about a kind of electric connector, especially a kind of electric connector that is connected on the circuit board.

[background technology]

With the fast development of electronic product, the electric connector that is applied on the electronic product also is used widely.Related art please refer to M347701 number disclosed a kind of electric connector of TaiWan, China patent announcement, plurality of terminals in the terminal containing slot that it comprises the insulating body that is provided with terminal containing slot, be immobilizated in insulating body and be assembled in the shielding casing of insulating body, electric connector is provided with 19 conducting terminals, each root conducting terminal all extends in the spliced eye in order to connecting with HDMI (High Definition Multimedia Interface) (HDMI) banjo, but adopts the signal transmitting quality of electric connector of 19 traditional conducting terminals lower.

So, be necessary to design a kind of electric connector to solve the problems of the technologies described above.

[summary of the invention]

The utility model main purpose is to provide a kind of electric connector that improves signal transmitting quality that has.

For reaching above-mentioned utility model purpose, the utility model adopts following technical scheme: a kind of electric connector, be provided with spliced eye, it comprises insulating body and is contained in the interior plurality of conductive terminals of insulating body, described conducting terminal comprises the first terminal group and does not extend into second terminal group of spliced eye, the first terminal group comprises first holding parts that is immobilizated in insulating body, first contact site that extends into spliced eye from first holding parts reaches first weld part that extends insulating body from first holding parts, second terminal group comprises second holding parts that is immobilizated in insulating body and second weld part that extends insulating body, and second terminal group comprises the resistance terminal in order to the resistance on the connecting circuit plate.

Described second terminal group also comprises the earth terminal adjacent with resistance terminal.

Second weld part of described resistance terminal and first weld part of the first terminal group are arranged in a row.

Second weld part of described earth terminal and first weld part of the first terminal group are arranged in a row.

First weld part of second weld part of described resistance terminal, second weld part of earth terminal and the first terminal group is arranged in a row.

First holding parts of described the first terminal group is lined up two rows that are parallel to each other, the following holding parts that ranked first of second holding parts of resistance terminal and the first terminal group is arranged in a row, and ranked first holding parts on second holding parts of earth terminal and the first terminal group and lines up another row.

Described second terminal group is positioned at the outermost of the first terminal group, second welding position of earth terminal is between second weld part of first weld part of the first terminal group and resistance terminal, and second holding parts of earth terminal is positioned at second holding parts top of resistance terminal.

Described insulating body comprises the hyoplastron that main part and autonomous body protrude out forward, and hyoplastron is provided with upper surface and lower surface, and first contact site of the first terminal group is arranged the upper and lower surface that is located at hyoplastron respectively.

Described electric connector comprises the metal shielding casing of coated insulation body, the metal shielding casing comprises roof, the diapire relative with roof, is connected in the two side between roof and the diapire, the accepting hole that runs through main part before and after being provided with in the middle of the main part of insulating body, the main part both sides are provided with to be run through forward but does not run through the buckle slot of main part backward, roof is provided with the installation portion that extends back and pass accepting hole, be respectively equipped with the aduncate overhead kick portion that extends upward earlier again on the two side, overhead kick portion is pressed in the buckle slot, in order to prevent that insulating body upwards and move forward.

Described electric connector is the HDMI socket connector, and described the first terminal group is set to 19 butt, and second terminal group is set to two butt.

Compared with prior art, the utility model has following effect: increase the resistance terminal that is used for the resistance on the connecting circuit plate, make the impedance of electric connector reach preferred values, improved the electric connector signal transmitting quality.

[description of drawings]

Fig. 1 is the three-dimensional combination figure of the utility model electric connector.

Fig. 2 is similar to Fig. 1, but takes from another angle.

Fig. 3 is the three-dimensional exploded view of the utility model electric connector.

Fig. 4 is similar to Fig. 3, but takes from another angle.

Fig. 5 is the three-dimensional exploded view of an angle again of the utility model electric connector.

[embodiment]

See also Fig. 1 to shown in Figure 5, the utility model electric connector 100 is a kind of HDMI (High Definition Multimedia Interface) (HDMI) socket connectors, upward pegs graft for banjo (not shown) in order to be installed in circuit board (not shown).This electric connector 100 comprises insulating body 1, be contained in the conducting terminal 2 in the insulating body 1 and the metal shielding casing 3 of coated insulation body 1.

Insulating body 1 comprises the hyoplastron 11 that main part 10 and autonomous body 10 protrude out forward, and hyoplastron 11 is provided with horizontally disposed upper surface 111 and and upper surface 111 opposing lower surface 112.Be provided with the holding slot 101 that some front and back connect in the main part 10 of insulating body 1, upper and lower surperficial 111,112 of hyoplastron 11 is respectively equipped with the groove 113 that is connected with holding slot 101.The centre on main part 10 tops is provided with the location hole 104 that main part 10 is run through in front and back, main part 10 rear ends are provided with the some fins 102 that protrude out backward, form the accepting groove that is arranged in a row 103 that extends between the fin 102 downwards, accepting groove 103 is positioned at the below of holding slot 101.Both sides, main part 10 top are provided with to be run through forward but does not run through the buckle slot 105 of main part 10 backward, forms a spliced eye 109 between hyoplastron 11 and the shielding casing 3, in order to accommodate banjo.

Conducting terminal 2 comprises the first terminal group 21 and second terminal group 22 adjacent with the first terminal group 21.The first terminal group 21 is set to 19 conducting terminals, conformance with standard HDMI host-host protocol, first weld part 213 that it comprises first holding parts 212 that is immobilizated in holding slot 101, extends forward and be contained in first contact site 211 in the groove 113 of hyoplastron 11 upper surfaces 111 and lower surface 112 and extend main part 10 from first holding parts 212 downwards from first holding parts 212, first holding parts 212 is lined up upper and lower two rows that are parallel to each other, first contact site 211 is exposed to respectively in the spliced eye 109, in order to contact with banjo.

Second terminal group 22 is set to two conducting terminals, be respectively resistance terminal 225 and the earth terminal 226 adjacent with resistance terminal 225, second terminal group 22 comprises that second weld part, 223, the second terminal group 22 that are immobilizated in second holding parts 222 in the holding slot 101 and extend insulating body 1 from second holding parts, 222 rear ends downwards are positioned at the outermost of the first terminal group 21.Second holding parts 222 of earth terminal 226 is positioned at the top of second holding parts 222 of resistance terminal 225, ranked first holding parts 212 on second holding parts 222 of earth terminal 226 and the first terminal group 21 is arranged in a row, second holding parts 222 of resistance terminal 225 is arranged in a row with the following holding parts 212 that ranked first of the first terminal group 21, second weld part 223 of earth terminal 226 and resistance terminal 225 also is arranged in a row with first weld part 213 of the first terminal group 21, second weld part 223 of earth terminal 226 between first weld part 213 of second weld part 223 of resistance terminal 225 and the first terminal group 21, first, second weld part 213,223 are contained in respectively in the accepting groove 103.Resistance terminal 225 does not all extend into spliced eye 109 with earth terminal 226, so, when banjo inserted spliced eye 109, banjo only reached with the first terminal group 21 machineries and electrically contacts, and can and not electrically connect with resistance terminal 225 and earth terminal 226 machineries.Earth terminal 226 is used for ground connection, and resistance terminal 225 is used for the resistance on the connecting circuit plate, makes the impedance of electric connector 100 reach preferred values, and electric connector 100 can reach better signal transmitting quality.

Shielding casing 3 is around the outside that is coated on insulating body 1, shielding casing 3 is to be formed by a shaping metal sheets, it comprises roof 31, the diapire 32 relative with roof 31, be connected between roof 31 and the diapire 32 two side 33 and from the horizontally extending backward installation portion 34 of roof 31, be respectively equipped with the aduncate overhead kick portion 331 that extends upward earlier again on the two side 33, installation portion 34 passes from the location hole 104 of the body 1 that insulate, in order to be fixed on the circuit board, overhead kick portion 331 is pressed in the buckle slot 105, in order to prevent that insulating body 1 upwards and move forward.

Above-mentioned only is an embodiment of the present utility model, and any improvement of making under other prerequisite based on the utility model design all is considered as protection range of the present utility model.

Claims

1. electric connector, be provided with spliced eye, it comprises insulating body and is contained in the interior plurality of conductive terminals of insulating body, described conducting terminal comprises the first terminal group and does not extend into second terminal group of spliced eye, the first terminal group comprises first holding parts that is immobilizated in insulating body, first contact site that extends into spliced eye from first holding parts reaches first weld part that extends insulating body from first holding parts, second terminal group comprises second holding parts that is immobilizated in insulating body and second weld part that extends insulating body, it is characterized in that: described second terminal group comprises the resistance terminal in order to the resistance on the connecting circuit plate.

2. electric connector as claimed in claim 1 is characterized in that: described second terminal group also comprises the earth terminal adjacent with resistance terminal.

3. electric connector as claimed in claim 1 is characterized in that: second weld part of described resistance terminal and first weld part of the first terminal group are arranged in a row.

4. electric connector as claimed in claim 2 is characterized in that: second weld part of described earth terminal and first weld part of the first terminal group are arranged in a row.

5. electric connector as claimed in claim 2 is characterized in that: first weld part of second weld part of described resistance terminal, second weld part of earth terminal and the first terminal group is arranged in a row.

6. electric connector as claimed in claim 2, it is characterized in that: first holding parts of described the first terminal group is lined up two rows that are parallel to each other, the following holding parts that ranked first of second holding parts of resistance terminal and the first terminal group is arranged in a row, and ranked first holding parts on second holding parts of earth terminal and the first terminal group and lines up another row.

7. electric connector as claimed in claim 2, it is characterized in that: described second terminal group is positioned at the outermost of the first terminal group, second welding position of earth terminal is between second weld part of first weld part of the first terminal group and resistance terminal, and second holding parts of earth terminal is positioned at second holding parts top of resistance terminal.

8. electric connector as claimed in claim 1, it is characterized in that: described insulating body comprises the hyoplastron that main part and autonomous body protrude out forward, hyoplastron is provided with upper surface and lower surface, and first contact site of the first terminal group is arranged the upper and lower surface that is located at hyoplastron respectively.

9. electric connector as claimed in claim 8, it is characterized in that: described electric connector comprises the metal shielding casing of coated insulation body, the metal shielding casing comprises roof, the diapire relative with roof, be connected in the two side between roof and the diapire, the accepting hole that runs through main part before and after being provided with in the middle of the main part of insulating body, the main part both sides are provided with to be run through forward but does not run through the buckle slot of main part backward, roof is provided with the installation portion that extends back and pass accepting hole, be respectively equipped with the aduncate overhead kick portion that extends upward earlier again on the two side, overhead kick portion is pressed in the buckle slot, in order to prevent that insulating body upwards and move forward.

10. as any described electric connector in the claim 1 to 9, it is characterized in that: described electric connector is the HDMI socket connector, and described the first terminal group is set to 19 butt, and second terminal group is set to two butt.