CN114725735A - Connection structure of high-speed cable without ground - Google Patents
Connection structure of high-speed cable without ground Download PDFInfo
- Publication number
- CN114725735A CN114725735A CN202210484482.7A CN202210484482A CN114725735A CN 114725735 A CN114725735 A CN 114725735A CN 202210484482 A CN202210484482 A CN 202210484482A CN 114725735 A CN114725735 A CN 114725735A
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- China
- Prior art keywords
- ground
- signal
- speed cable
- medium
- conductive
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Links
- 239000004020 conductor Substances 0.000 claims abstract description 19
- 230000008054 signal transmission Effects 0.000 claims abstract description 13
- 239000012212 insulator Substances 0.000 claims abstract description 4
- 238000003466 welding Methods 0.000 claims description 8
- 238000009413 insulation Methods 0.000 claims description 7
- 238000005253 cladding Methods 0.000 claims description 6
- 238000005476 soldering Methods 0.000 claims description 6
- 238000004026 adhesive bonding Methods 0.000 claims description 3
- 230000000452 restraining effect Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 239000011247 coating layer Substances 0.000 abstract description 3
- 238000010030 laminating Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- 239000010410 layer Substances 0.000 description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009421 internal insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/50—Fixed connections
- H01R12/59—Fixed connections for flexible printed circuits, flat or ribbon cables or like structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/50—Fixed connections
- H01R12/59—Fixed connections for flexible printed circuits, flat or ribbon cables or like structures
- H01R12/65—Fixed connections for flexible printed circuits, flat or ribbon cables or like structures characterised by the terminal
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
- H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
- H01R13/6581—Shield structure
Landscapes
- Cable Accessories (AREA)
Abstract
The invention discloses a connection structure of a ground-free high-speed cable, which comprises a conductive module and a ground-free high-speed cable, wherein the conductive module comprises a conductive module main body, and a mutual matching functional area, a signal leading area and a common ground leading area which are arranged on the conductive module main body; the ground-wire-free high-speed cable comprises a signal conductor, an inner insulator, a shielding medium and an outer coating layer which are sequentially arranged from inside to outside; the signal conductor is connected with the signal leading-out region to form a signal transmission channel; the shielding medium and the common ground leading region are connected through deformation fitting of the conductive medium to form a ground signal short circuit. This application draws the district to connect through signal conductor and signal and forms signal transmission passageway, has guaranteed connection structure's signal transmission, and shielding medium draws the district with ground to be connected through the deformation laminating of conducting medium and forms ground signal short circuit, and the effectual conducting module that has realized is with high-speed cable altogether without ground.
Description
Technical Field
The invention relates to the technical field of connectors, in particular to a connection structure of a ground-free high-speed cable.
Background
The miniaturization of the interface is a trend due to the limitation of the high-speed development requirement of the current everything interconnection; both board end connectors and cable connectors tend to be dense, and existing high-speed cables are provided with one or two ground wires, so that the development of the connectors towards the denser type is limited by physical structures.
Therefore, it is necessary to design a high-speed cable design and a connection process thereof that can break through physical limitations, and realize more intensive high-speed transmission applications.
Disclosure of Invention
The invention aims to provide a connection structure of a high-speed cable without ground so as to solve the problem that a shielding medium and a ground medium of the cable are inconvenient to connect in the prior art.
In order to achieve the purpose, the invention is realized by adopting the following technical scheme:
a connection structure of a groundless high-speed cable, comprising:
the conductive module comprises a conductive module main body, and an interworking functional area, a signal leading area and a common ground leading area which are arranged on the conductive module main body;
the ground-wire-free high-speed cable comprises a signal conductor, an inner insulator, a shielding medium and an outer coating layer which are sequentially arranged from inside to outside;
the signal conductor is connected with the signal lead-in area to form a signal transmission channel;
the shielding medium and the common ground lead connection region are connected in a deforming fit mode through the conductive medium so as to form a ground signal short circuit;
and a shield plate for restraining the conductive medium and the connection of the common ground connection region.
Further, the conductive medium is connected between the common ground lead region and the shielding sheet;
the conductive medium comprises an upper connecting sheet and/or a lower connecting sheet, and the shielding medium is connected between the upper connecting sheet and the lower connecting sheet.
Furthermore, the shielding sheet is provided with an extension feature, and the extension feature and the common ground lead-in region of the conductive module are connected through laser welding, tin soldering or gluing.
Furthermore, the conductive module is a printed board structure or a connector terminal wiring structure.
Furthermore, one end of the ground wire-free high-speed cable, which is close to the conductive module, is a connecting end;
the connection end of the groundless high-speed cable is configured such that the signal conductor leaks outside the inner insulation, the inner insulation leaks outside the shielding medium, and the shielding medium leaks outside the outer cladding.
Further, the signal conductor and the signal leading-in area are connected through welding, and the welding connection comprises soldering or laser welding.
Furthermore, the conductive medium is made of a material with deformability and conductivity.
According to the technical scheme, the embodiment of the invention at least has the following effects: according to the ground signal short circuit connection structure, the signal conductor is connected with the signal leading-out region to form a signal transmission channel, so that signal transmission of the connection structure is guaranteed, the shielding medium and the ground leading-out region are connected through deformation and fitting of the conductive medium to form a ground signal short circuit, and the common ground of the conductive module and the ground-free high-speed cable is effectively achieved; the problem of the shield medium of no ground wire high speed cable and the inconvenient medium connection of electrically conductive module ground is solved, replace the connected mode of current high speed cable in area ground, promote connector signal transmission density by a wide margin.
Drawings
FIG. 1 is a schematic view of a connection structure according to an embodiment of the present invention after connection;
fig. 2 is an exploded view of fig. 1.
Wherein: 1. a conductive module; 101. an interworking function region; 102. a signal lead-in area; 103. a common ground lead region; 2. a ground-wire-free high-speed cable; 201. a signal conductor; 202. internal insulation; 203. a shielding medium; 204. an outer cladding layer; 3. a conductive medium; 301. an upper connecting sheet; 302. a lower connecting sheet; 4. a shielding sheet; 401. and (4) epitaxial characteristics.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
It should be noted that in the description of the present invention, the terms "front", "rear", "left", "right", "upper", "lower", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention but do not require that the present invention must be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. As used in the description of the present invention, the terms "front," "back," "left," "right," "up," "down" and "in" refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
As shown in fig. 1 to 2, a connection structure of a high-speed cable without ground includes a conductive module 1 and a high-speed cable without ground, the conductive module 1 includes a conductive module main body, and an interworking functional region 101, a signal lead region 102 and a common ground lead region 103 disposed on the conductive module main body; the groundless high-speed cable 2 comprises a signal conductor 201, an inner insulator 202, a shielding medium 203 and an outer coating layer 204 which are arranged from inside to outside in sequence; the signal conductor 201 is connected with the signal leading area 102 to form a signal transmission channel; the shielding medium 203 and the common ground lead region 103 are connected by deformation fitting of the conductive medium 3 to form a ground signal short. And a shield sheet 4 for restraining the connection of the conductive medium 3 and the common ground lead region 103.
According to the ground signal short circuit connection structure, the signal conductor is connected with the signal leading-out region to form a signal transmission channel, so that signal transmission of the connection structure is guaranteed, the shielding medium and the ground leading-out region are connected through deformation and fitting of the conductive medium to form a ground signal short circuit, and the common ground of the conductive module and the ground-free high-speed cable is effectively achieved; the problem of the shield medium of no ground wire high speed cable and the inconvenient medium connection of electrically conductive module ground is solved, replace the connected mode of current high speed cable in area ground, promote connector signal transmission density by a wide margin.
In one embodiment of the present application, the conductive medium 3 has a conductive capability, and has a certain deformability in an initial state, so that the gap between the cables can be filled and tightly attached under the action of natural or stress. Specifically, the conductive medium 3 is made of conductive adhesive or conductive plastic.
In one embodiment, the conductive medium 3 may include an upper connecting pad 301 and a lower connecting pad 302, the lower connecting pad 302 being connected to the common ground lead region 103, and the shielding medium 203 being connected between the upper connecting pad 301 and the lower connecting pad 302. Under the action of natural or stress, the upper connecting sheet 301, the lower connecting sheet 302 and the shielding medium 203 positioned therein are tightly attached to ensure the connecting effect. The upper connecting sheet 301 and the lower connecting sheet 302 are deformed and attached to form a whole, so that a ground signal short circuit is formed.
In addition to the connection mode of the shielding sheet 4 being attached to the conductive medium 3, in other embodiments, the shielding sheet may be reversely wrapped by the conductive medium 3. Such as shield tabs 4, are connected between the lower connecting tab 302 and the shielding medium 203. Such a connection may also form a ground signal short.
In a further embodiment, in order to facilitate the connection of the shielding plates, the shielding plate 4 is provided with an extension feature 401 at one end or two ends, and the extension feature 401 and the common ground connection region 103 of the conductive module 1 are fixed by laser, soldering, gluing and the like, so as to further enhance the reliability of the common ground short circuit. In other embodiments, the extension feature 401 of the shield plate 4 may be designed at a non-end portion, such as at a middle portion or other position, so as to ensure the constraint effect.
In some embodiments, the interworking functional region 101, the signal lead region 102, and the common ground lead region 103 of the conductive module 1 are not limited to the printed board structure in the drawings, but may be a connector terminal wiring structure or the like.
In some embodiments, the groundless high speed cable 2 is divided into at least 4 layers from inside to outside, such as the signal conductor 201, the inner insulation 202, the shielding medium 203, the outer cladding 204, and the like, and the layers are layered when the connection is used, so that each layer is exposed for a certain distance. Signal conductor 201 is exposed to the outside of inner insulation 202, inner insulation 202 is exposed to the outside of shield dielectric 203, and shield dielectric 203 is exposed to the outside of outer cladding 204. The design is convenient for the connection of the high-speed cable 2 without the ground wire and the conductive module 1.
In one embodiment, the signal conductor 201 of the groundless high-speed cable 2 is reliably connected with the signal lead-in region 102 of the conductive module 1 by soldering and/or laser welding, and the like, so as to transmit signals, thereby ensuring the stability of signal transmission.
It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the invention are intended to be embraced therein.
Claims (7)
1. A connection structure of a groundless high-speed cable, comprising:
the conductive module (1) comprises a conductive module main body, and an interworking functional area (101), a signal leading area (102) and a common ground leading area (103) which are arranged on the conductive module main body;
the ground-wire-free high-speed cable (2) comprises a signal conductor (201), an inner insulator (202), a shielding medium (203) and an outer cladding (204) which are sequentially arranged from inside to outside;
the signal conductor (201) and the signal leading area (102) are connected to form a signal transmission channel;
the shielding medium (203) is attached to the common ground connection region (103) through deformation of the conductive medium (3) to form a ground signal short circuit;
and a shield plate (4) for restraining the connection of the conductive medium (3) and the common ground lead region (103).
2. The connection structure of the groundless high-speed cable according to claim 1, wherein the conductive medium (3) is connected between the common ground lead region (103) and the shielding plate (4);
the conductive medium (3) comprises an upper connecting sheet (301) and/or a lower connecting sheet (302), and the shielding medium (203) is connected between the upper connecting sheet (301) and the lower connecting sheet (302).
3. Connection structure of a groundless high speed cable according to claim 2, characterized in that the shielding plate (4) is provided with an extension feature (401), the extension feature (401) being connected with the conductive module (1) common to the lead-in area (103) by laser welding, soldering or gluing.
4. The connection structure of a groundless high-speed cable according to claim 1, wherein the conductive module (1) is a printed board structure or a connector terminal wiring structure.
5. The connection structure of the geodetic high-speed cable according to claim 1, wherein one end of the geodetic high-speed cable (2) close to the conductive module (1) is a connection end;
the connection end of the groundless high-speed cable (2) is configured such that the signal conductor (201) leaks outside the inner insulation (202), the inner insulation (202) leaks outside the shielding medium (203), and the shielding medium (203) leaks outside the outer cladding (204).
6. Connection structure of a groundless high speed cable according to claim 1, characterized in that the signal conductor (201) is connected with the signal lead-through area (102) by welding, which comprises soldering or laser welding.
7. The connection structure of the groundless high-speed cable according to claim 1, wherein the conductive medium (3) is a conductive medium made of a material having deformability and conductivity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210484482.7A CN114725735A (en) | 2022-05-06 | 2022-05-06 | Connection structure of high-speed cable without ground |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210484482.7A CN114725735A (en) | 2022-05-06 | 2022-05-06 | Connection structure of high-speed cable without ground |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114725735A true CN114725735A (en) | 2022-07-08 |
Family
ID=82230428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210484482.7A Pending CN114725735A (en) | 2022-05-06 | 2022-05-06 | Connection structure of high-speed cable without ground |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114725735A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010192287A (en) * | 2009-02-19 | 2010-09-02 | Sumitomo Electric Ind Ltd | Flexible flat high-frequency cable terminal connection structure for high-speed transmission, and method of manufacturing the same |
| CN109411918A (en) * | 2018-07-25 | 2019-03-01 | 安费诺电子装配（厦门）有限公司 | A kind of no ground wire ultra high speed signal wire and cable connector and its assemble method |
| CN110165444A (en) * | 2019-06-18 | 2019-08-23 | 安费诺电子装配（厦门）有限公司 | A kind of no ground wire wire and cable connector |
| CN213212423U (en) * | 2020-10-19 | 2021-05-14 | 苏州祥龙嘉业电子科技股份有限公司 | Type-C connector female seat |
| CN113422256A (en) * | 2021-06-25 | 2021-09-21 | 中航光电科技股份有限公司 | Shielding module, connector, cable connector and connector assembly |
-
2022
- 2022-05-06 CN CN202210484482.7A patent/CN114725735A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010192287A (en) * | 2009-02-19 | 2010-09-02 | Sumitomo Electric Ind Ltd | Flexible flat high-frequency cable terminal connection structure for high-speed transmission, and method of manufacturing the same |
| CN109411918A (en) * | 2018-07-25 | 2019-03-01 | 安费诺电子装配（厦门）有限公司 | A kind of no ground wire ultra high speed signal wire and cable connector and its assemble method |
| CN110165444A (en) * | 2019-06-18 | 2019-08-23 | 安费诺电子装配（厦门）有限公司 | A kind of no ground wire wire and cable connector |
| CN213212423U (en) * | 2020-10-19 | 2021-05-14 | 苏州祥龙嘉业电子科技股份有限公司 | Type-C connector female seat |
| CN113422256A (en) * | 2021-06-25 | 2021-09-21 | 中航光电科技股份有限公司 | Shielding module, connector, cable connector and connector assembly |
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