CN2646898Y

CN2646898Y - Cable connector assembly

Info

Publication number: CN2646898Y
Application number: CN 02292685
Authority: CN
Inventors: 郭金宝; 张仕冬; 柯云龙
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: 2002-12-26
Filing date: 2002-12-26
Publication date: 2004-10-06
Anticipated expiration: 2012-12-26

Abstract

The utility model provides a cable connector assembly, which comprises a cable connector, a conductive grounding board, a plenty of lead and a conductive cloth, wherein, the cable connector comprises an insulation body, a terminator module arranged inside the insulation body and a shielding shell coated outside the insulation body. The terminator module comprises an insulation insertion member, a plurality of signal terminators, a plurality of power source terminators and a plurality of grounding terminators fixed on the insulation insertion member. The conductive grounding board comprises a flat-like main body portion of vertically extending and a plurality of grounding pins extending forward from the main body portion, wherein, the grounding pin extends into the insulation insertion member to connect with the grounding terminator electrically. The lead is arranged inside the insulation insertion member to connect with the signal terminator and the power source terminator electrically. The conductive cloth is coated outside the shielding shell and the lead to connect with the main body portion of the grounding board electrically. Therefore, the noise is quickly removed, thereby realizing a good grounding method and refraining from occurrence of electro-magnetic interference effectively.

Description

Micro coaxial cable connector assembly

[technical field]

The utility model is relevant a kind of micro coaxial cable connector assembly, refers to a kind of micro coaxial cable connector assembly that improves anti-electromagnetic interference capability especially.

[background technology]

Micro coaxial cable connector assembly is widely used in the equipment such as LCD, notebook computer and desktop computer in order to transmission signals.But, in signals transmission, be attended by various interference signals usually, as electromagnetic interference (EMI, Electrical Magnetic Interference) etc.The connected mode of existing cable ground connection has following two kinds usually: first kind of mode sees also shown in Figure 1, the earth connection 2 of this micro coaxial cable connector assembly ' be directly by wire and cable connector 1 ' an end be connected to a mainboard end, yet, this earthing mode need could be got rid of noise by the earth lead of long segment distance, therefore, can't reach the effect of good anti-electromagnetic interference, in addition, this earthing method more earth connection of need between holding wire, arranging, when this earth connection and holding wire when being connected to the mainboard end near the other end (not shown) bundle of mainboard is circular, will inevitably increase the external diameter of mainboard end line cable.Second kind of earthing mode as shown in Figure 2, this micro coaxial cable connector assembly comprises wire and cable connector 1 "; holding wire 2 " and earth connection 3 "; outside holding wire 2 " near wire and cable connector 1 " part, attach one deck sheathing paper earlier; on sheathing paper, cover one deck Copper Foil 4 again ", then, with earth connection 3 " moving the centre position to is welded on it on Copper Foil that electrically connects with conductive fabric; though this earthing mode can reduce the external diameter of mainboard end line cable;; this earthing mode makes that not only the processing procedure of micro coaxial cable connector assembly is loaded down with trivial details; increase production cost, be unfavorable for the raising of production efficiency, and; this earthing mode can be with noise transfer to conductive fabric by the transmission path of earth connection 3 " and Copper Foil 4 " because of need, thereby also can't reach the effect of rapidly noise being got rid of, so, still can't play the effect of effective inhibition electromagnetic interference.

So, be necessary the earthing method of above-mentioned micro coaxial cable connector assembly is improved to overcome the defective of prior art.

[summary of the invention]

The purpose of this utility model is to provide a kind of micro coaxial cable connector assembly, and it has good ground connection effect, can get rid of noise rapidly, thereby realizes the function of anti-electromagnetic interference effectively.

Another purpose of the present utility model is to provide a kind of micro coaxial cable connector assembly, and it can be simplified processing procedure, reduce production costs.

For achieving the above object, the utility model micro coaxial cable connector assembly comprises wire and cable connector, conductive earth plate, is used for the some leads and the conductive fabric of transmission signals and power supply, wire and cable connector comprises insulating body, is housed in the terminal module in the insulating body and is coated on the outer shielding casing of insulating body, insulating body has a base portion, is provided with some grooves of fore-and-aft direction in base portion; Terminal module comprises an insulation insert and is fixed on some signal terminals, power supply terminal and the earth terminal of insulation on the insert, and the insulation insert is provided with some passages at contiguous its front end, and terminal is housed in the respective channel respectively; Conductive earth plate comprises tabular main part and the extended forward some grounding legs of autonomous body that a lengthwise extends, and grounding leg extends in the passage that is inserted into the insulation insert, in order to electrically connect with the earth terminal that is housed in the passage; Some leads are housed in respectively in the respective channel of insulation insert to electrically connect and to be respectively applied for transmission signals and power supply with signal terminal and power supply terminal; Conductive fabric is coated on the shielding casing of wire and cable connector and the lead outside and is electrically conducted with the main part of ground plate.

Compared to prior art, the utility model micro coaxial cable connector assembly comprises a conductive earth plate, the grounding leg of ground plate electrically connects mutually with the earth terminal of wire and cable connector respectively, the main part of ground plate electrically connects with the shielding casing of wire and cable connector mutually by a conductive fabric, in this way, micro coaxial cable connector assembly can be realized good ground connection effect, effectively suppresses the generation of electromagnetic interference.

The utility model is described in further detail below in conjunction with the drawings and the specific embodiments.

[description of drawings]

Fig. 1 is the vertical view cutaway drawing of existing micro coaxial cable connector assembly.

Fig. 2 is the vertical view cutaway drawing of another existing micro coaxial cable connector assembly.

Fig. 3 is the stereogram of the utility model micro coaxial cable connector assembly.

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

Fig. 5 is the vertical view cutaway drawing of Fig. 3.

[embodiment]

See also Fig. 3 to shown in Figure 5, the utility model micro coaxial cable connector assembly comprises wire and cable connector 1, conductive earth plate 2, is used for some leads 3 of transmission signals and power supply and is coated on wire and cable connector 1 and lead 3 outsides and the conductive fabric 4 that is electrically conducted with ground plate 2.

Wire and cable connector 1 comprises insulating body 10, is housed in the terminal module 12 in the insulating body 10 and is coated on the outer shielding casing 14 of insulating body.

Insulating body 10 comprises a lengthwise base portion 100, from the extended forward hyoplastron 102 of base portion 100 and be formed on a pair of maintaining part 104 at base portion 100 vertical two ends.Form a receiving space between base portion 11 and a pair of maintaining part 104.On base portion 100, be provided with some grooves 1000 of fore-and-aft direction, be provided with some grooves 1020 at the upper surface of hyoplastron 102 corresponding to groove 1000, and groove 1000 be connected with groove 1020.On the end face of each maintaining part 104 front end and bottom surface, be respectively equipped with holding slot 1040.Be provided with an accepting groove 1042 in each maintaining part 104 towards a side of receiving space.In addition, the upper surface at base portion 100 is provided with some projections 1002.

Terminal module 12 comprises an insulation insert 121 and is fixed on some signal terminals 124, power supply terminal 126 and the earth terminal 128 of insulation on the insert.Insulation insert 121 is provided with some passages 1210 at contiguous its front end.The rear surface of running through the insert 121 that insulate is provided with some flutings 1212, passes and extends in the passage 1210 for some leads of cable.An ear 1214 is extended at lengthwise two ends at insulation insert 121 respectively.

The structure of signal terminal 124, power supply terminal 126 and earth terminal 128 is identical.Each terminal comprises a holding parts 1222, reaches a junction 1226 that extends back from holding parts 1222 from the extended forward a docking part 1224 of holding parts 1222.Docking section 1224 is in order to electrically cooperating mutually with butt connector, and connecting portion 1226 is in order to electrically connect mutually with the lead of cable.

Ground plate 2 comprises tabular main part 20 and the extended forward some grounding legs 22 of autonomous body 20 that lengthwise extends.

Shielding casing 14 is formed by a metallic plate punching, includes a pair of connecting portion 144 of upper limb 140, the bottom wing 142 in the face of upper limb, connection upper limb and bottom wing.Be formed with a host cavity 145 between upper limb 140 and the bottom wing 142.Upper limb 140 has close front end and extends down into a pair of fixing shell fragment 1400 of going up in the host cavity 145, and bottom wing 142 has close front end and extends upwardly into a pair of time fixing shell fragment 1420 in the host cavity 145.Have some openings 1402 on the upper limb 140 of shielding casing 14 in order to match with the projection 1002 of the base portion 100 of insulating body 10.

During assembling, signal terminal 124, power supply terminal 126 insert respectively in the insulation insert 121 corresponding passages 1210 with earth terminal 128, the connecting portion 1226 of each terminal is housed in the passage, and its holding parts 1222 and docking section 1224 thereof are then extended the front end face of insulation insert 121 forward.

Some leads 3 extend in the passage 1210 by the fluting 1212 of insulation insert 121, electrically connect mutually with power supply terminal 126 with the signal terminal 124 in the passage 1210 that is housed in insulation insert 121, then, the grounding leg 22 of ground plate 2 extends in the passage 1210 by the fluting 1212 of insulation insert 121, weld mutually with the earth terminal 128 in the passage 1210 that is housed in insulation insert 121, thereby reach the purpose of ground connection.

Terminal module is established to the receiving space of insulating body 10 for 12 groups, 1214 of the ears at its longitudinally two ends are housed in respectively in the accepting groove 1042 of corresponding maintaining

part

104,1222 interference of the holding parts of terminal 122 are housed in the groove 1000 of base portion 100 of insulating body 10, and its docking section 1224 then extends in the groove 1020 of hyoplastron 102 of insulating body 10.

Insulating body is established to the host cavity 145 of shielding casing 14 for 10 groups, the projection 1002 of

insulating body

10 and 1402 corresponding cooperations of the opening of shielding casing 14, the upper and lower

fixing shell fragment

1400,1420 of shielding casing 14 is housed in respectively in the holding slot 1040 with the maintaining part 104 upper and lower surfaces of insulating body 10, thereby shielding casing 14 firmly is held on the insulating body 10.

Be coated on the shielding casing 14 and lead 3 outsides with conductive fabric 4, and be electrically conducted simultaneously with the main part 20 of ground plate 2, thereby ground plate 2 can be respectively electrically connected with the earth terminal 128 and the shielding casing 14 of wire and cable connector 1, in this way, can nearby and rapidly noise be got rid of, thereby reach good ground connection effect, effectively suppress the generation of electromagnetic interference.

Claims

1. micro coaxial cable connector assembly, it comprises wire and cable connector, some leads, conductive earth plate and conductive fabric, wire and cable connector comprises insulating body and is coated on the outer shielding casing of insulating body, be provided with the fixedly terminal module of plurality of conductive terminals in insulating body, conducting terminal comprises some signal terminals and earth terminal; Conductor termination is on the signal terminal of wire and cable connector, in order to transmission signals, it is characterized in that: conductive earth plate comprises a main part and the extended some grounding legs of autonomous body one lateral margin, main part is located near the position near the wire and cable connector insulating body, and grounding leg then is electrically conducted with the earth terminal of wire and cable connector; Conductive fabric is coated on the shielding casing of wire and cable connector and the lead outside, and is electrically conducted with the main part of ground plate.

2. micro coaxial cable connector assembly according to claim 1, it is characterized in that: insulating body has a base portion, in base portion, be provided with some grooves of fore-and-aft direction, terminal module comprises a signal terminal and earth terminal insulation insert fixed thereon, the insulation insert is provided with some passages at contiguous its front end, and terminal is housed in the respective channel respectively.

3. micro coaxial cable connector assembly according to claim 2 is characterized in that: conducting terminal further comprises some power supply terminals in order to electric energy transmitting.

4. micro coaxial cable connector assembly according to claim 3 is characterized in that: the insulation insert of terminal module is provided with the some flutings that run through its rear surface, passes and extends in the above-mentioned passage for the grounding leg of some leads and ground plate.

5. wire and cable connector according to claim 4 is characterized in that: insulating body comprises one from the extended forward hyoplastron of base portion, be provided with some grooves at the upper surface of hyoplastron corresponding to groove, and groove is connected with groove.

6. micro coaxial cable connector assembly according to claim 5, it is characterized in that: signal, power supply and earth terminal have same structure, and each terminal comprises and one is housed in holding parts in the above-mentioned groove, extends forward and be housed in a docking part and a junction in holding parts extends back and be housed in the passage of insulation insert in the above-mentioned groove from holding parts.

7. micro coaxial cable connector assembly according to claim 2 is characterized in that: the insulation insert protrudes out an ear respectively at its lengthwise two ends.

8. micro coaxial cable connector assembly according to claim 7 is characterized in that: insulating body comprises that further a pair of maintaining part that is formed on the vertical two ends of base portion is in order to accommodate the ear of above-mentioned insulation insert.