CN2379938Y - Cable connecting means - Google Patents

Abstract

The utility model relates to a cable connector, comprising an insulation body, a shield casing and an outer cover body, wherein, the insulation body comprise a butting socket and conductive terminals, one side of the is provided with a butting part, and a plurality of accommodating channels penetrate through the butting socket from the butting part and are accommodated correspondingly with the conductive terminals. The shield casing is coated at the outer side of the insulation body. The utility model is characterized in that proper position points at both sides of the shield casing are bent with ground strips towards the outer side, the shield casing which precedes the conductive terminals is buckled with a metal panel of a butting connector by depending on the installed buckling part, and meanwhile, the static electricity is led out of the connector through the ground strips and a buckling element.

Description

Wire and cable connector

The utility model relates to a kind of wire and cable connector, especially refers to a kind of earthing device that has, and can get rid of the wire and cable connector of electrostatic interference before butt joint earlier in advance with butt connector formation ground connection conductive path.

Continuous development along with electronic installation and communication network technology, between the various electronic installations and inevitable very frequent with being connected of computer peripheral, working transmission also increases thereupon, so, these electronic installations are make the signal transmission effectively stable, and its inner electronic component also will have the strong function of good, the anti-assorted letter interference performance of screening ability.Relevant patent sees also cases such as No. the 77204450th, 77210069,86102089,86102090, TaiWan, China patent application.These prior aries see also Fig. 1 and Fig. 2, wherein wire and cable connector 5 is located at cable 6 ends, wire and cable connector 5 is provided with metal openings 50 at the end that engages with metal decking 7 and pegs graft for butt connector (not shown), and is provided with screw 51 in the both sides of described opening 50 with the butt connector snap close.Two sides of arranging 53 of conducting terminals in these wire and cable connector 5 inside are provided with a ground strip 52, the one end extends to opening 50 places of wire and cable connector 5, the other end then has covering piece 520 to coat the metal screen layer 60 of cable 6 to the both sides turnover, thereby after butt connector inserts, rely on metal screen layer 50, ground strip 52, butt connector to form a complete grounded circuit.But, the ground strip of wire and cable connector only engages with the shading member of butt connector, its with electrostatic guide to butt connector internal interface earth-return, this mode has certain damage for butt connector, and when wire and cable connector docks, because the metal openings of wire and cable connector contacts with butt connector prior to ground strip with butt connector, so the static on the wire and cable connector flows into butt connector inside through metal openings earlier easily, and because the not conducting of grounded circuit this moment, might under too high voltages, damage butt connector, thereby can't reach good electrostatic guide effect, and influence the stability and the reliability of signal transmission.

The purpose of this utility model provides a kind of wire and cable connector, and this wire and cable connector transfers to the static of wire and cable connector inside on the metal decking of butt connector by buckle element when butt joint.

The utility model is used for and the cable winding, comprise assemblies such as outer cover, shielding casing, insulating body, wherein insulating body comprises combination hub and plurality of conductive terminals, combination hub one side is being provided with the docking section, several are accommodated passage and extend from the docking section and run through combination hub, and the conducting terminal correspondence is housed in these and accommodates in the passage, and the one end is positioned at the place, docking section and can contacts conducting with butt connector.Shielding casing is coated on outside the insulating body, and it is provided with opening with respect to insulating body docking section one side and protrudes outside it for the insulating body docking section, then is provided with through hole near the opposite side relatively and stretches into connection for cable; Outer cover is by first, second housing snaps together and will be coated with the shielding casing of insulating body and accommodates wherein, the one side is provided with docking port can be wherein ccontaining for the insulating body docking section, be beneficial to dock plug, then being provided with through hole near its opposite side passes through for cable, the appropriate position of shielding casing both sides is bent with ground strip laterally in addition, it has the outside bending part in a place at least, on this ground strip, be provided with contact site, and there is button to hold element in the contact of this contact site, this button is held element and slightly is the longitudinal structure, the one end is provided with the end that holding part can be extended out wire and cable connector, on the metal decking that is buckled in butt connector, thereby the butt joint of robust connector, and itself and the contact of contacting of metal decking prior to the conducting terminal of two connectors, also be provided with the position that contacts with ground strip on holding part, the contact site that relies on this ground strip is with the corresponding site to the holding part of the electrostatic guide on the shielding casing.

Compare prior art, the utility model wire and cable connector can make ground strip directly link to each other with the computer grounded circuit, thereby avoids interference the internal circuit of butt connector.

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Fig. 1 is the stereogram of existing wire and cable connector.

Fig. 2 is the three-dimensional cutaway view of existing wire and cable connector.

Fig. 3 is a stereogram of the present utility model.

Fig. 4 is the stereogram of shielding casing of the present utility model.

Fig. 5 is that button of the present utility model is held element and is assembled in second housing of shielding casing and the top view on the shielding casing.

See also Fig. 3, the utility model wire and cable connector is used for and the cable winding, it is provided with first housing 11 and second housing 12 that snaps together and forms outer cover 1, contain shielding casing 2 in the outer lid body 1, be coated with insulating body 3 again in this shielding casing 2, wherein insulating body 3 comprises to combination hub 31 and conducting terminal 32, in addition, be provided with button in these shielding casing 2 both sides and hold element 4, it has the function of buckle butt connector.

See also Fig. 3, combination hub 31 1 sides are being provided with docking section 311, and be provided with docking groove 312 thereon, extend towards inside respectively to be provided with to run through at these docking groove 312 two side inner surfaces several of combination hub 31 are accommodated passage 313, and be provided with separately in the outside, docking groove 312 two ends and connect post 314.Conducting terminal 32 correspondences are housed in accommodates in the passage 313, and the one end is positioned at docking groove 312 places, and the other end then is arranged in combination hub 31 opposite sides are connected (not shown) with the lead of cable.In addition, outer cover 1 is provided with the usefulness that docking port 13 is beneficial to dock plug in the side towards the butt joint direction.

Please cooperate again and consult Fig. 4, shielding casing 2 snap together by upper and lower two parts usually and within it portion forms the space of accommodating insulating body 3, for ease of description, only shown the wherein structure of the latter half among Fig. 4.This shielding casing 2 has a baseplane 21,, its edge forms the receiving space 211 of a housing insulation body 3 but respectively being provided with sidewall 22, protrude it outward to peg graft for ease of insulating body 3 docking sections 311, this receiving space 211 is provided with opening 23 with respect to docking section 311 1 sides.In addition, the extension edge 212 that has equivalent length with insulating body 3 docking sections 311 is extended in shielding casing 2 baseplanes 21 towards the open outer side direction, and its leading edge place bending is provided with the bending plate 24 that roughly is vertical configuration, and be shaped on the contact chip 25 of tool favorable elasticity in these bending plate 24 upper punches, this contact chip 25 is similar to less " V " shape of bending degree, it has a contact 251 and protrudes from outside the bending plate 24 butt joint side plate faces, and these contact 251 1 ends extend a free end 252 and are positioned at another opposite lateral plates place of bending plate 24.In addition, shielding casing 2 extends edge 212 both side edges places and respectively is provided with one and fixes sheet 26 and fix on insulating body 3 and be fixed to cooperate, also be provided with breach 27 near the appropriate position that fixes sheet 26 and cooperate with relative configurations and fix, thereby make shielding casing 2 strong fixs in outer cover 1 with outer cover 1.In addition, shielding casing 2 also is provided with a through hole 29 by near a routine wall 22 places rear side slightly and stretches into wherein for cable (not shown) and be connected with insulating body 3, protrude out an Extendible flake 291 outwardly from this through hole 29 and prevent that in order to the fastening clamp cable its loosening causing from connecting unstablely, and contacts conducting by Extendible flake 291 with ground path (not shown) in the cable.

See also Fig. 4 and Fig. 5 again, shielding casing 2 oppositely is being bent with ground strip 270 near breach 27 places towards fixing sheet 26, promptly this ground strip 270 bends laterally to extend from shielding casing 2 sidewalls 22 and forms, and this ground strip 270 slightly is " L " type, also can be other shape, it is provided with contact site 271 in outward extending part, hold element 4 at contact site 271 in abutting connection with having to detain again, and button is held element 4 and is longitudinal structure, its end that contacts with ground strip 270 is the shell fragment 40 from its oblique extension in middle part in the present embodiment, this button is held the end that element 4 extends wire and cable connector and then is provided with holding part 41 with on the metal decking (not shown) that is buckled in butt connector, thereby firm butt joint, and produce a grounded circuit.

See also Fig. 3 again, the utility model with the external-connected port (not shown) of butt connector when docking, at first aim at the correct docking location of this external-connected port by connecting post 314, push ahead along this position again, and the contact 251 that makes contact chip 25 protrudes from outside the bending plate 24 plate faces, and before the conducting terminal 32 of wire and cable connector touches the current-carrying part of computer external port, make contact chip 25 contacts 251 on this bending plate 24 contact the metal decking (not shown) of butt connector in advance, thereby make the static of assembling on wire and cable connector and the cable be able to before conducting terminal 32 engages, form a grounded circuit earlier and its derivation, eliminate; Simultaneously, being located at the holding part that button holds element end also engages mutually with the metal decking of butt joint, thereby contact prior to the conducting terminal of two butt connectors, form another static and discharge the loop, and directly derive through metal decking in this loop, can avoid producing the internal circuit that disturbs butt connector and cause too high voltages to damage the phenomenon of butt connector.

Claims (5)

1. wire and cable connector, be used for and the cable winding, include insulating body, shielding casing and outer cover, wherein, insulating body comprises combination hub and plurality of conductive terminals, side to combination hub is provided with the docking section, and several are accommodated passage and extend through combination hub from this docking section, accommodates in the passage and the conducting terminal correspondence is housed in these; Outer cover is snapped together by first, second housing and will coat shielding casing and accommodate wherein, and the one side is provided with craft port and protrudes outside it for the insulating body docking section; Shielding casing is coated on outside the insulating body, it is characterized in that: be bent with ground strip laterally in appropriate position, shielding casing both sides, and both sides are provided with button and hold element outside ground strip, and this button is held element and is had at least a place to contact with described ground strip, when connector docks, button is held element and is contacted with the metal decking of butt connector prior to conducting terminal, with firm butt joint and dependence ground strip the electrostatic guide on the shielding casing to button is held on the element, and then static is derived.

2. wire and cable connector according to claim 1, it is characterized in that: described shielding casing is provided with the bottom surface, and be provided with sidewall forming the receiving space of a housing insulation body in bottom edge, and this receiving space is provided with opening with respect to a side of insulating body docking section.

3. wire and cable connector according to claim 2 is characterized in that: described shielding casing sidewall bends laterally to extend and is provided with ground strip.

4. wire and cable connector according to claim 3 is characterized in that: described ground strip slightly is " L " type, and which is provided with and can hold the contact site that element electrically engages mutually with button.

5. wire and cable connector according to claim 4 is characterized in that: described button is held the shell fragment that element is provided with oblique extension in the middle part of it, and it can engage with the contact site of ground strip.

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