CN201438579U - Electric connector - Google Patents

Abstract

An electric connector includes an insulator and a plurality of conducting terminals; the insulator includes a holding body and a butt joint body projecting out of the holding body, the butt joint body is provided with a plurality of accommodating conduits, and the holding body is provided with a top part and forms an accommodating space communicated with the accommodating conduits; the conducting terminals include holding parts fixed in the accommodating conduit, contact parts extending into the butt joint body, and bending parts arranged in the accommodating space; the holding part is provided with a fence projecting into the accommodating space, and is not connected with the top part of the holding part; and the arrangement of the fence separates adjacent signal terminals, so that no signal interference appears between the adjacent signal terminals.

Description

Electric connector

[technical field]

The utility model relates to a kind of arrangements of electric connection, the especially a kind of electric connector that can set up electric connection between two electronic building bricks.

[background technology]

Electric connector is used very extensive at electronic applications, utilization is all arranged between assembly and assembly, assembly and system, system and the system in electronic equipment, is electrically connected and the signal transmission, is to constitute the necessary infrastructure component of holonomic system.Such as, meet SATA (Serial Advanced Technology Attachment, Serial Advanced Technology Attachment) the SATA connector extensive use of standard on computers, to finish mainboard transmits power supply or external HDD and intercomputer to HDD to HDD (Hard Disk Driver, hard disk drive) transmission signals, from the power supply unit supply of computer power supply and signal transmission.

General SATA connector can have the electric current of the different magnitudes of voltage of supply and the function of high-speed transfer electric signal data simultaneously, and promptly the metal terminal that it comprised is divided into power supply terminal and signal terminal.The signal terminal of the SATA connector of prior art is because terminal body is long meticulous; too near at interval between perhaps adjacent two signal terminals; usually can cause the high-frequency signal decay when carrying out the high-frequency signal test of this SATA connector excessive; can't pass through test, and this SATA connector can't be applied to the transmission of high-frequency signal.How to reduce the decay of high-frequency signal when the SATA connector transmits and become a kind of necessary technology trend.

Therefore, necessary existing electric connector is improved.

[utility model content]

Technical problem to be solved in the utility model is: a kind of novel electric connector is provided, and it reduces the decay of high-frequency signal when carrying out high-frequency signal transmission.

For solving the problems of the technologies described above, the technical scheme that the utility model adopted is: a kind of electric connector, it comprises insulating body and plurality of conductive terminals, insulating body comprises fixing body and the butt joint body that is protruded by the fixing body, the butt joint body is provided with some conduits of accommodating, the fixing body is provided with the top, forms and accommodate the receiving space that conduit connects; Conducting terminal comprises and is fixed on the holding section of accommodating in the conduit, extends into the contact site of butt joint body and is positioned at the kink of receiving space; Wherein, the fixing body is provided with the jube that protrudes into receiving space, and the top of jube and fixing body does not join.

Compared with prior art, the signal terminal of electric connector is for after reducing the decay of high-frequency signal in transmission course and widening, insulating body protrudes and is provided with the jube structure that adjacent signal terminal is separated, and makes that the signal terminal after widening can not produce the signal interference each other.

[description of drawings]

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

Fig. 2 is the three-dimensional exploded view of electric connector shown in Figure 1.

Fig. 3 is another angle three-dimensional exploded view of electric connector shown in Figure 1.

Fig. 4 is the profile of electric connector shown in Figure 1 along the A-A line.

[embodiment]

See also Fig. 1 and shown in Figure 2, electric connector 100 is to be loaded on printed circuit board (PCB) (not shown).This electric connector comprises insulating body 1 and is arranged in rows and is contained in conducting terminal 2 in the insulating body 1 that wherein, conducting terminal comprises power supply terminal 20 and signal terminal 21.

See also Fig. 2 and shown in Figure 3, insulating body 1 is roughly one and is the plastic casing that lengthwise extends, it comprises that a fixing body 11 is connected and protrudes from the butt joint body 10 of fixing body 11 1 sides with one with fixing body 11 one, and this butt joint body 10 is used for engaging with butt connector (not shown).In conjunction with shown in Figure 4, fixing body 11 is provided with a top 114.Described butt joint body 10 inside be provided be used to accommodate conducting terminal 2 accommodate conduit 110, accommodating conduit 110 connects on butt connector and the butt joint direction of docking body 10 and is provided with, and accommodating conduit 110 is interconnected with the receiving space 111 that fixing body 11 is provided with, butt joint body 10 is provided with two butt joint chamber 10a, 10b arranged side by side, and two butt joint chambeies are inverted L shape.Receiving space 111 comprises 111a, the 111b of corresponding respectively butt joint chamber 10a, 10b.The lower surface of receiving space 111a convexes with some jube 112a, and the top 114 of jube 112a and fixing body 11 does not join, and each adjacent jube 112a all forms an interval trough 113a.This interval trough 113a with accommodate conduit 110 and align docking on the direction.The rear end face that fixing body 11 is relatively set with some support slot 113b convexes with some jube 112b that align with jube 112a.Conducting terminal 2 parts are accommodated and are fastened in and accommodate in the conduit 110, and another part can extend the location along the formed interval trough 113a of jube 112a, 112b, 113b.Fixing body 11 is provided with location notch 115 with the aforementioned vertical two ends of direction that patch, up/down perforation fixing body 11 is provided with location hole (not shown) in this location notch 115, other has a nut 117 can cooperate location hole, and insulating body 1 is fixed on the printed circuit board (PCB) (not shown).The bottom surface of insulating body 1 is also protruded and is provided with reference column 118.

Through punching press and bending forming, it comprises a row's power supply terminal 20 and a row of signal terminals 21 to conducting terminal 2 by metal sheet.Power supply terminal 20 includes first holding section 201, first contact site 202, first kink 203 and first weld part 204.Wherein, first holding section 201 is tabular, is fixed in and accommodates in the conduit 110; First contact site 202 is by the downward-sloping extension of an end of first holding section, 201 length directions, and part protrudes from and accommodate conduit 110 and enter host cavity 10a, electrically to contact with the terminal of butt connector; First kink 203 extends in parallel from first holding section 201 and bending downwards, and this first kink 203 is contained in the interval trough 113, locatees power supply terminal 20 with accommodating conduit 110; The free terminal of first kink 203 is provided with first weld part 204 that is welded in printed circuit board (PCB).

Signal terminal 21 is provided with second holding section 211, second contact site 212, second kink 213 and second weld part 214.Second holding section, 211 correspondences are fastened in accommodates in the conduit 10, two of second holding section 211 relatively end be extended with second contact site 212 and second kink 213 respectively, wherein process punch forming between second holding section 211 and second kink 213 forms a stage portion 215; The end of second kink 213 is by the bending vertically downward of bending tool, and the end of second kink 213 is provided with second weld part 214 that is welded in printed circuit board (PCB).Wherein, second kink 213 of signal terminal 20 is housed in interval trough 113a, the 113b, and jube 112a, 112b can guarantee that each signal terminal 21 does not influence each other in transmitting high-frequency signal.It should be noted that the width of the width of signal terminal 21, can make that so also when high-frequency signal passed through signal terminal 21, decay can be not excessive greater than power supply terminal 20.

Signal terminal 21 and the processing procedure of power supply terminal 20 in the punch forming process are different from prior art.Since the bending difference of two kinds of terminals, the width difference, and signal terminal 21 is to be connected in different strips to carry out punch forming with power supply terminal 20.In the process of assembling, the terminal of automatic assembly line is pressed into machine and will be positioned at signal terminal 21 on the different strips and power supply terminal 20 and be inserted along receiving space 111 by a side of fixing body 11 and accommodate conduit 110; Wherein, first kink 203 of power supply terminal 20 is maked somebody a mere figurehead in the part of receiving space 111b and is provided with and is fastened in support slot 113b; Second extension 213 of signal terminal 21 and second kink, 213 equal correspondences are contained in interval trough 113a, the 113b of jube 112a, the 112b formation that is provided with on the fixing body 11.

In this structure, signal terminal 21 has adopted and has widened design in order to reduce signal attenuation when the high-frequency signal transmission, makes the width of signal terminal 21 greater than the width of power supply terminal 20.And for phase mutual interference between the signal terminal 21 after preventing to widen, be provided with jube 112a, 112b in the receiving space 111 of insulating body 1 and signal terminal 21 corresponding parts again, making has plastic cement at interval between two adjacent signal terminals 21, strengthened anti-stop signal interference capability every design continuously than original.Second holding section 211 of signal terminal 21 and the stage portion 216 between second kink 213 can make signal terminal 21 in assembling process, and terminal is pressed into machine can accommodate conduit 110 with signal terminal 21 insertions easilier, and is not subjected to the limitation in height of jube.

Technology contents of the present utility model and technical characterstic disclose as above, yet those of ordinary skill in the art still may carry out all replacement and modifications that does not deviate from the utility model spirit based on teaching of the present utility model and announcement.Therefore, protection range of the present utility model should be not limited to the content that execution mode discloses, and comprises various do not deviate from replacement of the present utility model and modifications, is the present patent application claim and contains.

Claims (6)

1. electric connector, it comprises insulating body and plurality of conductive terminals; Insulating body comprises fixing body and the butt joint body that is protruded by the fixing body, and the butt joint body is provided with some conduits of accommodating, and the fixing body is provided with the top and forms and accommodate the receiving space that conduit connects; Conducting terminal comprises and is fixed on the holding section of accommodating in the conduit, extends into the contact site of butt joint body and is positioned at the kink of receiving space; It is characterized in that: the fixing body is provided with the jube that protrudes into receiving space, and the top of jube and fixing body does not join.

2. electric connector as claimed in claim 1 is characterized in that: described jube is protruded out by the lower surface of receiving space and forms, and each adjacent jube all forms an interval trough.

3. electric connector as claimed in claim 2 is characterized in that: described interval trough with accommodate conduit and align docking on the direction.

4. electric connector as claimed in claim 1 is characterized in that: the butt joint body is provided with the butt joint chamber that is inverted L shape.

5. electric connector as claimed in claim 4 is characterized in that: described conducting terminal comprises signal terminal and power supply terminal, is provided with stage portion between the holding section of signal terminal and the kink.

6. electric connector as claimed in claim 1 is characterized in that: described electric connector also comprises a nut, and insulating body fixing body is provided with the location notch that is used to accommodate nut, is provided with location hole in the location notch.

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