CN2587083Y

CN2587083Y - Cable connector assembly

Info

Publication number: CN2587083Y
Application number: CN 02288020
Authority: CN
Inventors: 刘煌鑫
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: 2002-11-13
Filing date: 2002-11-13
Publication date: 2003-11-19
Anticipated expiration: 2012-11-13

Abstract

The utility model discloses a cable connector assembly, which comprises a cable connector, a cable, and a cover body, wherein, the cable connector comprises an insulation body and a plurality of conductive terminals; the insulation body is provided with a first end surface which is positioned at one end of the insulation body and can be matched with a butting connector and a second end surface positioned at the other end of the insulation body; a plurality of containing slots which can cause the first end surface to be communicated with the second end surface are arranged in the insulation body in an extending way; the conductive terminals can be contained in the corresponding containing slots. The cable comprises an insulation casing and a plurality of core wires arranged in the casing; partial core wires extends out of the casing of the cable and are electrically connected with the conductive terminals; a through hole penetrating through the casing is arranged on the casing of the cable adjacent to the end. The cover body is coated at the connecting point of the cable connector and the cable and is provided with a rib part formed in the through hole of the cable in a penetration way; with the structure, the maintaining force between the cover body and the cable can be reinforced, the cover body has the performance of inserting and pulling resistance, and simultaneously, the long-term stable and reliable transmission of signals in the connector is ensured.

Description

Micro coaxial cable connector assembly

[technical field]

The relevant a kind of micro coaxial cable connector assembly of the utility model refers in particular to a kind of Serial ATA (Serial Advances Technology Attachment) micro coaxial cable connector assembly that improves cable structure that has.

[background technology]

Serial ATA is a kind of signal transmission interface that is used for transmitting high speed signal between the motherboard of storage device (as hard disk drive, floppy disk and CD drive etc.) and computer.Because SerialATA has more advantage compared to the Parallel ATA of present main flow, becomes the coffret of next generation PC storage device so it very likely replaces Parallel ATA.

See also shown in Figure 1ly, Serial ATA connector assembly 2 generally includes wire and cable connector 50, and it has an insulating body 51, and plurality of conductive terminals 52 is housed in the insulating body 51 and extends back outside the insulating body 51.One cable 60 can extend the protruding outer part of insulating body 51 that is exposed to conducting terminal 52 and be connected, establishes some solid conductors (not shown) of the heart yearn 61 that electrically connects with corresponding conducting terminal in it comprises and is coated on outside the outer insulation of lead by 62.In addition; one insulation lid 70 is coated on the joining place of cable 60 and insulating body 51; be used for protecting the heart yearn 61 of above-mentioned lead and the junction of conducting terminal 52 to avoid the interference in the external world and the erosion of environment; and can when this connector and butt connector plug, be affectedly bashful gripping, the function of stress buffer is provided for the operator.Yet for satisfying the demand of electric connector miniaturization development, the size of lid is very little usually, is affectedly bashful comparatively difficulty; In addition, after Serial ATA and butt connector grafting, also be plugged with other electric connector around it, so be subjected to the restriction in space, being affectedly bashful of lid is more difficult.Thereby, when extracting these connectors, the user usually directly pulls its cable so that itself and butt connector disengaging.But these modes of extracting may have influence on the machinery and electric connection performance between lead and terminal.Because, lid is that external mold Overmolded (Over-molding) is outside cable, it is only reached by the adhesive force on surface between quilt outward with cable and is connected, and in fact, above-mentioned withdrawal force so withdrawal force must be born with the power that is connected between conducting terminal by the cable heart yearn greater than the part of adhesive force, so obviously is unfavorable for this machinery and electric connection between the two greater than these adhesive force, in the course of time, will have influence on the reliable transmission of signal in the connector.

In view of this, necessary these micro coaxial cable connector assemblies are improved to address the above problem.

[summary of the invention]

The purpose of this utility model is to provide a kind of micro coaxial cable connector assembly, has extremely strong confining force between its cable and lid, can anti-ly plug, and guarantees the steady in a long-term and transmission reliably of signal in the connector simultaneously.

For achieving the above object, the utility model micro coaxial cable connector assembly comprises wire and cable connector, cable and lid.Wherein wire and cable connector comprises insulating body and plurality of conductive terminals, insulating body has and is positioned at one end and first end face that can match with butt connector and second end face that is positioned at its other end, extends to be provided with some accepting grooves that first end face can be communicated with second end face in insulating body; Conducting terminal can be housed in the corresponding described accepting groove; Cable comprise insulation outer by and be arranged on outward by interior some heart yearns, these heart yearns partly extend the end of the outer quilt of cable and electrically connect mutually with above-mentioned conducting terminal, cable outside by contiguous described end locate to offer run through outside the through hole of quilt; Lid is the junction that is coated on wire and cable connector and cable, and it has and runs through the flank that is formed in the above-mentioned cable through hole, strengthens confining force between itself and cable by this structure.

Compared with prior art, the utility model micro coaxial cable connector assembly offers through hole on its cable, so, when the lid external mold is overmolded onto outside the cable, will run through through hole and be formed with flank, strengthened confining force between lid and cable by this structure, can anti-ly plug, guarantee the steady in a long-term and transmission reliably of signal in the connector simultaneously.

[description of drawings]

Fig. 1 is the stereogram of existing micro coaxial cable connector assembly, and wherein lid is the perspective shape with the clear syndeton that shows connector and cable.

Fig. 2 is the stereogram of the utility model micro coaxial cable connector assembly.

Fig. 3 is the three-dimensional exploded view of micro coaxial cable connector assembly as shown in Figure 2.

Fig. 4 is the three-dimensional exploded view at another visual angle of the utility model micro coaxial cable connector assembly.

Fig. 5 is the stereogram of micro coaxial cable connector assembly as shown in Figure 4, and wherein lid is the perspective shape with the clear syndeton that shows connector and cable.

[embodiment]

See also Fig. 2 to shown in Figure 5, the utility model micro coaxial cable connector assembly 1 can be located at the relative transmission of electric signals that fetches of butt connector (not shown) of hard disk drive (not shown) end with group.The lid 30 that it comprises a wire and cable connector 10, a cable 20 that is connected with wire and cable connector 10 and is coated on wire and cable connector 10 and cable 20 joining places.

Please consult Fig. 3 and shown in Figure 4 emphatically, wire and cable connector 10 comprises insulating body 11, the plurality of conductive terminals 12 that is connected with cable 20 and baffle plate 13.

Insulating body 11 roughly is rectangular configuration, its have one first end face 110 that can cooperate with butt connector, one second end face 111 relative, roof 112, diapire 113 with first end face 110 and with the opposing sidewalls 114 of roof 112, diapire 113 adjacency.Be provided with the rectangle projection 115 that extends along the longitudinally of first end face, 110 to second end faces 111 in insulating body 11, it links to each other with a diapire 113 and a sidewall 114.In projection 115, be provided with seven accepting grooves 116 that stretch and first and second end face 110,111 is communicated with along longitudinally side by side.The roof 112 of insulating body 11, diapire 113 and opposing sidewalls 114 enclose with above-mentioned projection 115 and are formed with one " L " shape slot 117, can peg graft for butt connector.One microscler raised line 118 is convexly equipped with on a sidewall 114 of insulating body 11, can cooperate with the corresponding site of butt connector.In addition, all outwards convex with block 119 at the end edge place of roof 112, diapire 113 and the opposing sidewalls 114 of insulating body.

Seven conducting terminals 12 are housed in the corresponding accepting groove 116 of insulating body 11 side by side, it comprise the contact site 120 that can electrically contact with the corresponding conducting terminal (not shown) of butt connector, can by the protruding thorn 1211 fixings interference in both sides in accepting groove 116 holding parts 121 and extend afterbody 122 outside the accepting groove 116.Baffle plate 13 can be housed in the insulating body 11 and side wall surface all with it forms closely cooperate (with reference to shown in Figure 5), flows in the accepting groove 116 of insulating body 11 to prevent lid 30 plastic cement when Overmolded.In addition, offer perforate (not indicating) on the baffle plate 13, can correspondingly accommodate conducting terminal 12 afterbodys 122 and have reliable normotopia degree to guarantee it.

Please cooperate and consult shown in Figure 5ly, cable 20 has two groups of leads that can electrically connect mutually by welding with conducting terminal 12, and these two groups of leads are arranged side by side and are separated with certain distance.Every group of lead comprises two ground connection heart yearns 212 (for the bare wire structure) that adjacent being used for transmitted a pair of signal conductor of differential pair signal (figure only shows its heart yearn 211, does not show its insulated hull) and be positioned at a pair of signal conductor outside.When above-mentioned heart yearn is connected with conducting terminal 12, between two groups of leads two adjacent ground connection heart yearns 212 overlap and with these seven conducting terminals 12 in the middle of one be connected, all the other heart yearns then can with other 12 corresponding connections of six roots of sensation conducting terminal.Be coated with outside the flat insulating by 22 at above-mentioned two groups of leads, wherein protruding to expose this insulation outer by outside 22 the end for an end of the heart yearn 211,212 of lead.The zone of two groups of conductor spacings is located and be arranged in contiguous this end, is provided with a cylindricality through hole 23 by 22 outside running through, and this through hole 23 is rectangular cylinder configuration in the present embodiment, also can be arranged to cylindrical configuration certainly.

Lid 30 roughly is " protruding " font, wherein the less first 31 of size is coated on outside the above-mentioned end of cable 20, larger-size second portion 32 then is coated on the end of insulating body 11 contiguous second end faces 111, and the edge is formed with protuberance 33 in the end of second portion 32, this protuberance 33 is stopped by the block 119 of above-mentioned insulating body 11, to avoid the motion of lid 30 with respect to insulating body 11 cable bearing of trends along the line.It should be noted that, because cable 20 adjacent end places offer through hole 23, so when lid 30 external molds are overmolded onto cable 60 with conducting terminal 12 junctions, in its first 31, be formed with to run through and be housed in one in the through hole 23 and strengthen flank 34, can strengthen the confining force of 30 of cable 20 and lids largely.This flank 34 is corresponding with through hole 23 configurations, is rectangular cylinder configuration in the present embodiment, also can be cylindrical configuration certainly.When need are extracted the utility model micro coaxial cable connector assembly 1 in by butt connector, pull back cable 20, by the confining force that closely cooperate provide of above-mentioned reinforcement flank 34 with through hole 23, the pulling force major part that is applied on the cable 20 is transferred on the lid 30, further cooperating of the block 119 of the protuberance 33 by lid 30 and insulating body 11, and this micro coaxial cable connector assembly 1 and butt connector are broken away from smoothly.In this process, because the only surplus minimum part of above-mentioned pulling force is transmitted lead cable 20 heart yearns 211,212 and conducting terminal 12 tie point places, so machinery and electric connection that cable 20 heart yearns 211,212 and conducting terminal are 12 are unaffected substantially, thereby can guarantee long-term stability and reliable signal transmission in the connector.

Claims

1. micro coaxial cable connector assembly, it comprises wire and cable connector, cable and lid; Wherein wire and cable connector comprises insulating body and plurality of conductive terminals, insulating body has and is positioned at one end and first end face that can match with butt connector and second end face that is positioned at its other end, extends to be provided with some accepting grooves that first end face can be communicated with second end face in insulating body; Conducting terminal can be housed in the corresponding described accepting groove; Cable comprise insulation outer by and be arranged on outward by interior some heart yearns, these heart yearns partly extend the end of the outer quilt of cable and electrically connect mutually with above-mentioned conducting terminal; Lid is coated on the junction of wire and cable connector and cable; It is characterized in that: offered the through hole that runs through outer quilt by place, contiguous described end outside cable, lid has and runs through that to be formed on above-mentioned cable through hole interior to strengthen the flank of the confining force between itself and cable.

2. micro coaxial cable connector assembly as claimed in claim 1 is characterized in that: above-mentioned some heart yearns comprise the two core assembly lines that are arranged side by side and are separated with certain distance, described through hole and run through the zone that the flank that is formed in the through hole all is positioned at spaced apart two core assembly lines.

3. micro coaxial cable connector assembly as claimed in claim 1 is characterized in that: the through hole of above-mentioned cable and the flank of lid all are column structure.

4. micro coaxial cable connector assembly as claimed in claim 3 is characterized in that: above-mentioned column through hole and flank are rectangular cylinder configuration or cylindrical configuration.

5. micro coaxial cable connector assembly as claimed in claim 2 is characterized in that: described every core assembly line comprises two ground connection heart yearns that adjacent being used to transmitted a pair of signal core line of differential pair signal and be positioned at a pair of signal core line outside; The number of above-mentioned conducting terminal is seven, between described two core assembly lines two adjacent ground connection heart yearns overlap and with the 7th conducting terminal in the middle of one be connected, all the other heart yearns then can with other corresponding connection of six roots of sensation conducting terminal.

6. micro coaxial cable connector assembly as claimed in claim 1, it is characterized in that: above-mentioned first end face and second end face are for being oppositely arranged, and further be provided with the projection that extends along the longitudinally of first end face to the second end face in insulating body, described accepting groove promptly is formed in this projection.

7. micro coaxial cable connector assembly as claimed in claim 6, it is characterized in that: described insulating body further comprise roof, diapire and with the opposing sidewalls of roof, diapire adjacency, all side wall surfaces of these insulating bodies and described protuberance enclose that be formed with can be for the slot of butt connector grafting.

8. micro coaxial cable connector assembly as claimed in claim 7, it is characterized in that: lid adopts the Overmolded technology of external mold and forms, its have contiguous second end face of coated insulation body the end second portion and coat the first of the above-mentioned end of cable, above-mentioned flank promptly is formed in the first of lid, and the size of described first is little than the size of second portion.

9. micro coaxial cable connector assembly as claimed in claim 8, it is characterized in that: the described ora terminalis place of side wall surface all outwards convexes with block in insulating body week, can be by the protuberance of described block stop to avoid lid to move with respect to insulating body cable bearing of trend along the line along being formed with in the end of the second portion of lid.

10. micro coaxial cable connector assembly as claimed in claim 1 is characterized in that: it further comprises organizing and is located in the insulating body to prevent that lid plastic cement when external mold is Overmolded from flowing to the baffle plate in the accepting groove of insulating body.