CN1286219C - Cable connector assembly and assembling method thereof - Google Patents
Cable connector assembly and assembling method thereof Download PDFInfo
- Publication number
- CN1286219C CN1286219C CN 02152361 CN02152361A CN1286219C CN 1286219 C CN1286219 C CN 1286219C CN 02152361 CN02152361 CN 02152361 CN 02152361 A CN02152361 A CN 02152361A CN 1286219 C CN1286219 C CN 1286219C
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- connector
- conductive fabric
- transmission line
- copper foil
- coated
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Abstract
The present invention relates to a cable connection assembly (10) and an assembly method thereof. The assembly method of the cable connection assembly (10) comprises the following steps: (a). copper foil (40) is coated outside a plurality of first transmission lines (30); (b). a semi-bare line which is connected with a grounding ring (50) is in electric connection with a grounding line (31); (c). the first transmission lines, second transmission lines and the semi-bare line and the grounding line which are in electric connection are coated with one layer of conductive cloth (62) respectively; (d). the grounding line (34) and a bare line (35) are welded at one end part of the copper foil (40); (e). the copper foil (40), the end part of the previous conductive cloth (62), the grounding line (34) and the bare line (35) are coated with the other layer of conductive cloth (63) respectively. By the assembly method, the grounding resistance of a shielding layer of the cable connection assembly can be reduced, so the electromagnetic interference (EMI) resistance of the cable connector assembly can be enhanced.
Description
[technical field]
The present invention is relevant a kind of micro coaxial cable connector assembly, refers in particular to a kind of micro coaxial cable connector assembly and assemble method thereof that LCD also can improve anti-electromagnetic interference capability that be used to connect.
[background technology]
The mini-coax wire and cable connector is widely used in being used in the equipment such as LCD, notebook and desktop computer transmission signal.But, various interference signals are arranged usually, in the signal transmission course as electromagnetic interference (EMI, Electrical Magnetic Interference) etc.The existing method that reduces to disturb is to make shielding layer at the cable insulating barrier outer surface clad metal braid of wire and cable connector, as the practice that Fig. 1 disclosed.But in this method, earth connection 2 conductors that are connected in the connector 1 are coated with insulated hull, and it does not contact with wire sheathing 3, and braid 3 can't ground connection, so the impedance ground of shielding layer is very high.Existing another kind of method is to increase ground loop 4 directly to be connected to reach the effect of ground connection with shielding layer 3, as the practice that Fig. 2 disclosed, but the impedance ground of this method shielding layer 3 is also very high, be not suitable for the more and more higher requirement of transmission signal frequency now, can't have reached good anti-interference effect.
Therefore, necessary anti-interference method to above-mentioned wire and cable connector is improved and is overcome defective of the prior art.
[summary of the invention]
First purpose of the present invention is to provide a kind of micro coaxial cable connector assembly, and it can more effectively realize anti-electromagnetic interference function.
Another object of the present invention is to provide a kind of assemble method of micro coaxial cable connector assembly, to improve the ability of the anti-electromagnetic interference of micro coaxial cable connector assembly.
For reaching above-mentioned purpose, the invention provides a kind of micro coaxial cable connector assembly, it comprises: first connector, second connector, surface coverage has the 3rd connector of metal shielding casing, some one end windings other end in first connector is connected to first transmission line in the 3rd connector, some one end windings other end winding second transmission line and bare wire in second connector in first connector, the half-naked earth connection of some one end windings in first connector, the earth connection of some one end windings in the 3rd connector, some one ends are welded on the bare wire on the 3rd connector shielding housing outer surface, ground loop, wherein ground loop is connected with half-naked line, first transmission line is coated with Copper Foil near the 3rd connector one end, half-naked line and half-naked earth connection machinery reach and link together electrically, half-naked line that electrically connects and half-naked earth connection and first transmission line and second transmission line are coated with one deck conductive fabric, earth connection and the bare wire of winding in the 3rd connector is welded on the Copper Foil, is coated with another layer conductive fabric from the 3rd connector shielding housing outside to last conductive fabric and Copper Foil contact position.
The assemble method of this micro coaxial cable connector assembly comprises following number of assembling steps: (a) coat Copper Foil outside first transmission line; (b) half-naked earth connection machinery and the electric connection in first connector with half-naked line and winding; (c) coat one deck conductive fabric outside the half-naked line of first transmission line, second transmission line and electric connection and half-naked earth connection, this conductive fabric contacts with Copper Foil, and ground loop is retained in outside this conductive fabric; (d) earth connection of winding in the 3rd connector and the bare wire that is welded on the 3rd connector metal shielding casing are welded on the Copper Foil; (e) first transmission line, winding in the 3rd connector earth connection and be welded on outside the bare wire on the metal shielding casing and coat another layer conductive fabric, coat to this layer conductive fabric and metal shielding casing contact position from last conductive fabric and Copper Foil contact jaw.
Compared with prior art, the utility model micro coaxial cable connector assembly has following beneficial effect: be coated on the outer conductive fabric of cable and each grounded part of micro coaxial cable connector assembly and all be electrical connected, thereby reduced the ground connection resistance of the conductive fabric that serves as shielding layer, reached the purpose that improves anti-electromagnetic interference (EMI) ability.
[description of drawings]
Fig. 1 is the stereogram that existing practice earth connection does not link to each other with shielding layer.
Fig. 2 is the stereogram that the another kind of existing practice adopts ground loop directly to link to each other with shielding layer.
Fig. 3 is the stereogram of micro coaxial cable connector assembly of the present invention when partly assembling.
Fig. 4 is the stereogram that coats first conductive fabric outside second transmission line and bare wire.
Fig. 5 is the stereogram that covers Copper Foil outside first transmission line.
Fig. 6 is with the stereogram behind second transmission line and the outer coating of first transmission line second conductive fabric.
Fig. 7 is the stereogram that the earth connection in first connector electrically connects with half-naked line and winding.
Fig. 8 is the half-naked line shown in Figure 7 and the enlarged drawing of earth connection electric connection.
Fig. 9 is the half-naked line that electrically connects and earth connection and the transmission line that the coat second conductive fabric outward jointly stereogram of coating three conductive fabric of winding in first connector.
Figure 10 be with winding in the 3rd connector earth connection and be welded on bare wire on the metal shielding casing and be welded on stereogram on Copper Foil one end.
Figure 11 is the stereogram that coats outside the Copper Foil after welding behind the 4th conductive fabric.
[embodiment]
See also shown in Figure 3, micro coaxial cable connector assembly 10 of the present invention comprises first connector 20, second connector 21, the 3rd connector 22, the three connectors 22 outer metal shielding casings 80 that are coated with, some first transmission lines 30 that connect first connector 20 and the 3rd connector 22, some second transmission line 32 and the bare wires 320 that connect first connector 20 and second connector 21, the half-naked earth connection 31 of one end winding in first connector 20, be connected with the half-naked line 33 of ground loop 50, some earth connections 34 and the root bead of one end winding in connector 22 is connected on bare wire 35 outside the metal shielding casing 80.
This wire and cable connector may further comprise the steps when assembling:
(a) outside second transmission line 32 and bare wire 320, coat first conductive fabric 60:
See also Fig. 3 and Fig. 4, winding at one end in first connector 20 other end winding in second connector 21 some second transmission lines 32 and bare wire 320 outside coat first conductive fabric 60.
(b) outside first transmission line 30, cover Copper Foil 40:
See also Fig. 4 and cooperate Fig. 5, be used for some first transmission lines 30 are arranged in a row near the outer one layer tape 70 that pastes earlier of the 3rd connector 22 parts, in wherein covering one deck Copper Foil 40 again outside simultaneously the adhesive tape 70 at first transmission line 30.
(c) outside first conductive fabric that second transmission line 32 is covered and first transmission line 30, coat second conductive fabric 61:
See also Fig. 6, first transmission line 30 and second transmission line, 32 usefulness, second conductive fabric 61 that is coated with first conductive fabric 60 are coated, wherein second conductive fabric 61 coats to the other end from second transmission line, 32 1 ends, and these conductive fabric 61 1 ends electrically contact with Copper Foil 40 on covering first transmission line 30.
(d) half-naked line 33 and half-naked earth connection 31 are electrically connected:
See also Fig. 7 and Fig. 8, the exposed part of half-naked line 33 and mechanical the reaching of exposed part of the half-naked earth connection 31 of winding in first connector are linked together electrically.
(e) outside first transmission line 30, second transmission line 32 and half-naked line 33 that electrically connects and half-naked earth connection 31, coat the 3rd layer of conductive fabric 62:
See also Fig. 9, with half-naked line 33 after connecting and half-naked earth connection 31 and to have coated first transmission line 30 and second transmission line 32 of second conductive fabric 61 common with 62 coatings of the 3rd conductive fabric, wherein conductive fabric 62 contacts with the Copper Foil 40 that covers first transmission line, 30 surfaces to this conductive fabric 62 from the end coating of half-naked earth connection 31 windings at first connector 20, and wherein ground loop 50 is retained in outside the conductive fabric 62.
(f) welding earth connection 34 and bare wire 35 are on Copper Foil 40:
See also Figure 10, some earth connections 34 and the root bead bare wire 35 that be connected to shielding casing 80 on of an end winding in the 3rd connector 22 is welded on the Copper Foil.
(g) outside Copper Foil, earth connection 34, bare wire 35 and first transmission line 30, coat the 4th conductive fabric 63:
See also Figure 11, coat the 4th conductive fabric 63 from second conductive fabric 61 and the 3rd conductive fabric 62 with Copper Foil 40 contact jaws and contact with the shielding casing 80 of the 3rd connector 22 to conductive fabric 63, blended rubber band 71 is with conductive fabric 63 and the sealing of shielding casing 80 junctions.
Cover the Copper Foil 40 of transmission line outside and the shielding layer that conductive fabric serves as transmission line.The half-naked line 33 that links to each other with ground loop 50 electrically connects with the half-naked earth connection that is connected to first connector 20 31.Half-naked line 33 exposes with half-naked earth connection 31 connections, and this exposed section electrically connects with the Copper Foil that is coated on outside first transmission line 30 by covering its surperficial conductive fabric 62.Earth connection 34 and the bare wire 35 of winding in connector 22 welds mutually with Copper Foil 40, is coated on metal shielding casing 80 electric connections of the 4th conductive fabric 63 on Copper Foil 40 surfaces with Copper Foil 40 and the 3rd connector 22 surfaces.In this way, the shielding layer of micro coaxial cable connector assembly 10 and the equal electrical communication of all earth connections, thus reduce the ground connection resistance of whole micro coaxial cable connector assembly 10 shielding layers, so its anti-electromagnetic interference (EMI) ability is improved.
Claims (10)
1. micro coaxial cable connector assembly, it comprises: first connector, second connector, surface coverage has the 3rd connector of metal shielding casing, some one end windings other end in first connector is connected to first transmission line in the 3rd connector, some one end windings other end winding second transmission line and bare wire in second connector in first connector, the half-naked earth connection of some one end windings in first connector, the earth connection of some one end windings in the 3rd connector, some one ends are welded on the bare wire on the 3rd connector shielding housing outer surface, ground loop, it is characterized in that: ground loop is connected with half-naked line, first transmission line is coated with Copper Foil near the 3rd connector one end, half-naked line and half-naked earth connection machinery reach and link together electrically, half-naked line that electrically connects and half-naked earth connection and first transmission line and second transmission line are coated with one deck conductive fabric, earth connection and the bare wire of winding in the 3rd connector is welded on the Copper Foil, is coated with another layer conductive fabric from the 3rd connector shielding housing outside to last conductive fabric and Copper Foil contact position.
2. micro coaxial cable connector assembly as claimed in claim 1 is characterized in that: be pasted with one layer tape at the first transmission line outer surface and be used for making the transmission line proper alignment to become a row, described Copper Foil is to be coated on outside the adhesive tape.
3. micro coaxial cable connector assembly as claimed in claim 2 is characterized in that: an adhesive tape is coated with Copper Foil therein.
4. micro coaxial cable connector assembly as claimed in claim 2 is characterized in that: the outside of two sides adhesive tape all is coated with Copper Foil.
5. micro coaxial cable connector assembly as claimed in claim 1 is characterized in that: at one end be connected some second transmission lines and the bare wire that the other end in first connector connects second connector and be coated with first conductive fabric, first conductive fabric electrically contacts with Copper Foil.
6. micro coaxial cable connector assembly as claimed in claim 5 is characterized in that: be coated with second conductive fabric at second transmission line and first transmission line that are coated with first conductive fabric, second conductive fabric electrically contacts with Copper Foil.
7. micro coaxial cable connector assembly as claimed in claim 6, it is characterized in that: being coated on the half-naked line of first transmission line, second transmission line and electric connection and the conductive fabric of half-naked earth connection outside is the 3rd conductive fabric, the 3rd conductive fabric is coated on outside second conductive fabric, second conductive fabric is coated on outside first conductive fabric, the 3rd conductive fabric contacts with Copper Foil, and ground loop is retained in outside the 3rd conductive fabric.
8. micro coaxial cable connector assembly as claimed in claim 7 is characterized in that: another layer conductive fabric to the 3rd conductive fabric and the coating of Copper Foil contact position outside the 3rd connector shielding housing is the 4th conductive fabric.
9. micro coaxial cable connector assembly as claimed in claim 8 is characterized in that: be coated with adhesive tape at the 4th conductive fabric and the 3rd connector surface combination place, it is used for the junction is sealed.
10. the assemble method of a micro coaxial cable connector assembly, it comprises the steps:
The first step, micro coaxial cable connector assembly is provided, it comprises: first connector, second connector, the 3rd connector, its surface coverage has the metal shielding casing, some one end windings are in first connector, the other end is connected to first transmission line in the 3rd connector, some one end windings in first connector, second transmission line and the bare wire of other end winding in second connector, the half-naked earth connection of some one end windings in first connector, the earth connection of some one end windings in the 3rd connector, some one ends are welded on the bare wire on the 3rd connector shielding housing outer surface, are connected with the ground loop of half-naked line;
In second step, outside first transmission line, coat Copper Foil;
The 3rd step, half-naked earth connection machinery and the electric connection in first connector with half-naked line and winding;
The 4th step coated one deck conductive fabric outside the half-naked line of first transmission line, second transmission line and electric connection and half-naked earth connection, this conductive fabric contacts with Copper Foil, and ground loop is retained in outside this conductive fabric;
In the 5th step, the earth connection of winding in the 3rd connector and the bare wire that is welded on the 3rd connector metal shielding casing are welded on the Copper Foil;
The 6th step, first transmission line, winding in the 3rd connector earth connection and be welded on outside the bare wire on the metal shielding casing and coat another layer conductive fabric, from last conductive fabric and the coating of Copper Foil contact jaw to this layer conductive fabric and metal shielding casing contact position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02152361 CN1286219C (en) | 2002-11-25 | 2002-11-25 | Cable connector assembly and assembling method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02152361 CN1286219C (en) | 2002-11-25 | 2002-11-25 | Cable connector assembly and assembling method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1503411A CN1503411A (en) | 2004-06-09 |
| CN1286219C true CN1286219C (en) | 2006-11-22 |
Family
ID=34234728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02152361 Expired - Fee Related CN1286219C (en) | 2002-11-25 | 2002-11-25 | Cable connector assembly and assembling method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1286219C (en) |
-
2002
- 2002-11-25 CN CN 02152361 patent/CN1286219C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1503411A (en) | 2004-06-09 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061122 Termination date: 20091225 |