CN109713526B - High-speed differential signal connector - Google Patents
High-speed differential signal connector Download PDFInfo
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- CN109713526B CN109713526B CN201910160020.8A CN201910160020A CN109713526B CN 109713526 B CN109713526 B CN 109713526B CN 201910160020 A CN201910160020 A CN 201910160020A CN 109713526 B CN109713526 B CN 109713526B
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- 238000000034 method Methods 0.000 claims abstract description 4
- 238000003466 welding Methods 0.000 claims description 3
- 238000005485 electric heating Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 8
- 241000251468 Actinopterygii Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The invention relates to a high-speed differential signal connector, which solves the problems that the prior connector has poor shielding effect, has larger signal influence and can not realize the electric heating plug in the plug process, and comprises a male end connector and a female end connector which are mutually spliced; the male connector comprises a male fixing seat and a male terminal; the female end connector comprises a female end fixing seat and a female end terminal; the male terminal comprises more than two rows of male signal terminals and male grounding terminals, a male shielding frame is arranged between adjacent rows, the male grounding terminals are electrically connected with the male shielding frame, and the plug-in ends of the male grounding terminals are higher than the plug-in ends of the male signal terminals; the female terminal comprises more than two rows of female signal terminals and female grounding terminals, a female shielding frame is arranged between adjacent rows, and the female grounding terminals are electrically connected with the female shielding frame. Thereby the shielding effect is good; when in plugging, the grounding terminal is communicated before the signal terminal; when the electric heating plug is pulled out, the grounding terminal is disconnected behind the signal terminal, so that the electric heating plug can be pulled out.
Description
Technical Field
The invention relates to the field of electronic accessories, in particular to a high-speed differential signal connector.
Background
The existing connector has poor shielding effect, the signal influence is larger in the plugging process, the plugging with electric heat can not be realized, and the subsystem is not convenient to maintain because the subsystem is required to be plugged out after power is cut off when the subsystem is in a problem.
Disclosure of Invention
The invention aims to solve the problems that the prior connector has poor shielding effect, has larger signal influence in the plugging process and can not realize the plugging with electric heat, and adopts a scheme of a high-speed differential signal connector for solving the problem.
The technical scheme adopted for solving the technical problems is as follows: the high-speed differential signal connector comprises a male end connector and a female end connector which are mutually spliced; the male connector comprises a male fixing seat and a male terminal which is spliced and fixed on the male fixing seat; the female end connector comprises a female end fixing seat and a female end terminal which is spliced and fixed on the female end fixing seat; the male terminal comprises more than two rows of male signal terminals and male ground terminals, a male shielding frame is arranged between adjacent rows, the male ground terminals are electrically connected with the male shielding frame, and the male shielding frame is arranged on the male fixed seat; the plug-in end of the male end grounding terminal is higher than the plug-in end of the male end signal terminal; the female terminal comprises more than two rows of female signal terminals and female ground terminals which are matched with the male signal terminals and the male ground terminals respectively, a female shielding frame is arranged between adjacent rows, and the female ground terminals are electrically connected with the female shielding frame.
The technical scheme for further limiting the invention comprises the following steps:
the plugging part of the female end grounding terminal is higher than the plugging part of the female end signal terminal.
The male end signal terminals and the male end grounding terminals between the same columns are arranged in a crossed mode, and the female end signal terminals and the female end grounding terminals are respectively arranged in a crossed mode corresponding to the male end signal terminals and the male end grounding terminals.
The male end shielding frames are electrically communicated with each other to form a shielding net, and shielding spring plates which are respectively used for communicating the male end grounding terminals of adjacent columns are arranged on the male end shielding frames.
The female end shielding frame is electrically communicated with the female end grounding terminals to form a shielding net, shielding inserting pieces which are respectively used for being communicated with the female end grounding terminals in the same row are arranged on the female end shielding frame, shielding inserting holes matched with the shielding inserting pieces are formed in the female end grounding terminals, the female end shielding frame support is communicated with the female end shielding frame support through a shielding connecting plate, and the shielding connecting plate is arranged on the female end fixing seat.
The female end grounding terminal on be equipped with the shielding connecting block of being connected with the shielding connecting plate, female end fixed seat on correspond the shielding connecting block and be equipped with shielding connecting plate locating bench, be equipped with on the shielding connecting plate with shielding connecting plate locating bench complex shielding connecting plate locating hole.
The welding ends of the terminals are provided with fish-eye structures, and shoulders for preventing the terminals from retreating are designed at the root parts of the fish-eye structures.
Plastic boss with flush shoulder designed in middle of terminals adjacent to each other in same row
And the plugging ends of the female end signal terminal and the female end grounding terminal are respectively provided with an arc-shaped double contact.
The male end fixing seat is provided with a first foolproof protruding strip and a second foolproof protruding strip which are matched with the first foolproof groove and the second foolproof groove respectively.
Through the technical scheme, the invention has the beneficial effects that: a male end shielding frame is arranged between a male end signal terminal and an adjacent column of a male end grounding terminal of the high-speed differential signal connector, and the male end grounding terminal is electrically connected with the male end shielding frame; a female end shielding frame is arranged between the adjacent columns of the female end signal terminal and the female end grounding terminal, and the female end grounding terminal is electrically connected with the female end shielding frame; the plug-in end of the male terminal is higher than the plug-in end of the male terminal signal terminal, so that the shielding effect is good; when in plugging, the grounding terminal is communicated before the signal terminal; when the electric heating plug is pulled out, the grounding terminal is disconnected behind the signal terminal, so that the electric heating plug can be pulled out.
Drawings
Fig. 1 is an exploded view of a high-speed differential signal connector according to the present invention.
Fig. 2 is an exploded view of the high-speed differential signal connector according to the present invention.
Fig. 3 is a schematic view of an assembled cut-away structure of the high-speed differential signal connector of the present invention.
Fig. 4 is a schematic structural view of a male end shielding frame of the high-speed differential signal connector according to the present invention.
Fig. 5 is a schematic view of a single-row female terminal mounting structure of the high-speed differential signal connector of the present invention.
Fig. 6 is a schematic diagram of a mounting structure of a female terminal and a female shield frame of a single row of the high-speed differential signal connector of the present invention.
Detailed Description
The structure of the present invention will be further described with reference to the accompanying drawings.
Referring to fig. 1 to 6, the high-speed differential signal connector of the present invention includes a male connector and a female connector that are inserted into each other; the male connector comprises a male fixing seat 1 and a male terminal 2 which is spliced and fixed on the male fixing seat; the female end connector comprises a female end fixing seat 3 and a female end terminal 4 which is spliced and fixed on the female end fixing seat; the male terminal 2 comprises more than two rows of male signal terminals 21 and male ground terminals 22, a male shielding frame 23 is arranged between adjacent rows, the male ground terminals are electrically connected with the male shielding frame, and the male shielding frame is arranged on the male fixed seat; the plug end of the male terminal 22 is higher than the plug end of the male terminal signal terminal 21; the female terminal 4 includes at least two rows of female signal terminals 41 and female ground terminals 42 respectively engaged with the male signal terminals and the male ground terminals, a female shield frame 43 is disposed between the adjacent rows, and the female ground terminals are electrically connected with the female shield frame. Thereby the shielding effect is good; when in plugging, the grounding terminal is communicated before the signal terminal; when the electric heating plug is pulled out, the grounding terminal is disconnected behind the signal terminal, so that the electric heating plug can be pulled out.
In this embodiment, the plugging portion of the female terminal is higher than the plugging portion of the female terminal. Further ensuring that the grounding terminal is communicated before the signal terminal when in plugging; when the electric heating plug is pulled out, the grounding terminal is disconnected behind the signal terminal, so that the electric heating plug can be pulled out.
In this embodiment, the male signal terminals and the male ground terminals in the same column are arranged in a cross manner, and the female signal terminals and the female ground terminals are arranged in a cross manner corresponding to the male signal terminals and the male ground terminals, respectively. In this embodiment, two male signal terminals in the same column are arranged to cross one male ground terminal. Different cross modes can be designed according to the requirements in specific implementation. Thereby reducing signal interference between the signal terminals.
In this embodiment, the male ground terminals 22 are electrically connected to form a shielding net through a male shielding frame, and shielding spring plates 231 respectively used for connecting the male ground terminals of adjacent columns are disposed on the male shielding frame 23. In this embodiment, each of the two sides of the male end shielding frame corresponding to each of the two sides of the male end shielding frame is provided with a shielding elastic piece, and the shielding elastic pieces are abutted to one side of the corresponding grounding terminal. The male end shielding frames of adjacent columns are respectively positioned on the front side and the back side of the male end fixing seat, so that all the male end grounding terminals are electrically communicated with all the male end shielding frames to form a shielding net, and the shielding effect is good.
In this embodiment, the female end shield frames 42 are electrically connected to form a shield net, the female end shield frames 43 are provided with shield inserting pieces 431 for respectively connecting the female end shield terminals in the same row, the female end shield frames 42 are provided with shield inserting holes 421 matched with the shield inserting pieces, the female end shield frames are communicated through a shield connecting plate 44, and the shield connecting plate is mounted on the female end fixing base. Therefore, all the female end grounding terminals are electrically communicated with all the female end shielding frames to form a shielding net, and the shielding effect is good. In this embodiment, the female end fixing base 3 includes a female end fixing base seat 31 and a female end fixing base unit 32 clamped on the female end fixing base seat, and when in installation, the female end terminals of a single row are firstly installed on the female end fixing base unit, then the female end shielding frame is clamped on the female end grounding terminal, and then the female end fixing base unit is clamped on the female end fixing base seat. And (5) installing the components in sequence.
In this embodiment, a shielding connection block 422 connected with the shielding connection plate is disposed on the female terminal 42, a shielding connection plate positioning table 321 is disposed on the female terminal fixing base 32 corresponding to the shielding connection block, and a shielding connection plate positioning hole 441 matched with the shielding connection plate positioning table is disposed on the shielding connection plate 44. In this embodiment, female terminal is evenly arranged, and shielding connecting plate joint is on female end fixed seat, pushes down the shielding connecting block simultaneously, guarantees that female ground terminal keeps the same interval.
In this embodiment, the welded ends of the terminals are each provided with a fish-eye structure 7, and the root of the fish-eye structure is designed with a shoulder for preventing the terminals from retreating. All the welding ends of the male end terminals and all the female end terminals are provided with fish eye structures, so that the terminals are convenient to install and firm to weld. In this embodiment, a plastic boss 5 with a flush shoulder is designed in the middle of the terminals adjacent to the same row. Thereby increasing the creepage distance between the two terminals.
In this embodiment, the female signal terminal and the female ground terminal are provided with arc-shaped double contacts 6 at the mating ends. Thereby ensuring that the female end signal terminal and the male end signal terminal are well contacted, and the female end grounding terminal and the male end grounding terminal are well contacted.
In this embodiment, the two sides of the female end fixing seat 3 are provided with a first foolproof groove 33 and a second foolproof groove 34 with different widths, and the male end fixing seat 1 is provided with a first foolproof protruding strip 11 and a second foolproof protruding strip 12 respectively matched with the first foolproof groove and the second foolproof groove. Thereby ensuring that the male connector and the female connector can be quickly and accurately inserted in a blind way during the insertion.
Although specific embodiments of the invention have been described in detail with reference to the accompanying drawings, the invention should not be construed as limited to the scope of protection of the invention. Various modifications and variations which may be made by those skilled in the art without the creative effort fall within the protection scope of the present invention within the scope described in the claims.
Claims (8)
1. A high-speed differential signal connector comprises a male connector and a female connector which are mutually spliced; the male connector comprises a male fixing seat and a male terminal which is spliced and fixed on the male fixing seat; the female end connector comprises a female end fixing seat and a female end terminal which is spliced and fixed on the female end fixing seat; the method is characterized in that: the male terminal comprises more than two rows of male signal terminals and male ground terminals, a male shielding frame is arranged between adjacent rows, the male ground terminals are electrically connected with the male shielding frame, and the male shielding frame is arranged on the male fixed seat; the plug-in end of the male end grounding terminal is higher than the plug-in end of the male end signal terminal; the female terminal comprises more than two rows of female signal terminals and female ground terminals which are matched with the male signal terminals and the male ground terminals respectively, a female shielding frame is arranged between the adjacent rows, and the female ground terminals are electrically connected with the female shielding frame; the male end shielding frames are provided with shielding spring plates respectively used for communicating the male end grounding terminals of adjacent columns; the female end shielding frame is electrically communicated with the female end grounding terminals to form a shielding net, shielding inserting pieces which are respectively used for being communicated with the female end grounding terminals in the same row are arranged on the female end shielding frame, shielding inserting holes matched with the shielding inserting pieces are formed in the female end grounding terminals, the female end shielding frame support is communicated with the female end shielding frame support through a shielding connecting plate, and the shielding connecting plate is arranged on the female end fixing seat.
2. A high-speed differential signal connector according to claim 1, wherein: the plugging part of the female end grounding terminal is higher than the plugging part of the female end signal terminal.
3. A high-speed differential signal connector according to claim 1, wherein: the male end signal terminals and the male end grounding terminals between the same columns are arranged in a crossed mode, and the female end signal terminals and the female end grounding terminals are respectively arranged in a crossed mode corresponding to the male end signal terminals and the male end grounding terminals.
4. A high-speed differential signal connector according to claim 1, wherein: the female end grounding terminal on be equipped with the shielding connecting block of being connected with the shielding connecting plate, female end fixed seat on correspond the shielding connecting block and be equipped with shielding connecting plate locating bench, be equipped with on the shielding connecting plate with shielding connecting plate locating bench complex shielding connecting plate locating hole.
5. A high-speed differential signal connector according to claim 1, wherein: the welding ends of the male terminal and the female terminal are respectively provided with a fish-eye structure, and the root of the fish-eye structure is provided with a shoulder for preventing the terminal from retreating.
6. A high-speed differential signal connector according to claim 1, wherein: and a plastic boss with a flush shoulder is arranged in the middle of the terminals adjacent to the same row.
7. A high-speed differential signal connector according to claim 1, wherein: and the plugging ends of the female end signal terminal and the female end grounding terminal are respectively provided with an arc-shaped double contact.
8. A high-speed differential signal connector according to claim 1, wherein: the male end fixing seat is provided with a first foolproof protruding strip and a second foolproof protruding strip which are matched with the first foolproof groove and the second foolproof groove respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910160020.8A CN109713526B (en) | 2019-03-04 | 2019-03-04 | High-speed differential signal connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910160020.8A CN109713526B (en) | 2019-03-04 | 2019-03-04 | High-speed differential signal connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109713526A CN109713526A (en) | 2019-05-03 |
| CN109713526B true CN109713526B (en) | 2024-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910160020.8A Active CN109713526B (en) | 2019-03-04 | 2019-03-04 | High-speed differential signal connector |
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| Country | Link |
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| CN (1) | CN109713526B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110429410B (en) * | 2019-07-29 | 2024-03-12 | 东莞市厚合精密电子有限公司 | Novel shockproof terminal |
| CN111541069B (en) * | 2020-03-24 | 2021-11-23 | 上海航天科工电器研究院有限公司 | Differential pair structure is reliably shielded to full link |
| CN113937567B (en) * | 2021-09-08 | 2024-06-04 | 中航光电科技股份有限公司 | Connector with shielding structure |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101593909A (en) * | 2008-05-28 | 2009-12-02 | 鸿富锦精密工业（深圳）有限公司 | Connector and have the connector combination of this connector |
| CN101872908A (en) * | 2010-06-09 | 2010-10-27 | 四川华丰企业集团有限公司 | High-speed signal connector |
| CN105742854A (en) * | 2014-12-08 | 2016-07-06 | 欧品电子(昆山)有限公司 | Backboard socket connector |
| CN209516196U (en) * | 2019-03-04 | 2019-10-18 | 武汉市格力浦电子有限公司 | A kind of high-speed differential signal connector |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9190752B1 (en) * | 2014-04-24 | 2015-11-17 | Foxconn Interconnect Technology Limited | Board to board connector assembly having improved terminal arrangement |
-
2019
- 2019-03-04 CN CN201910160020.8A patent/CN109713526B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101593909A (en) * | 2008-05-28 | 2009-12-02 | 鸿富锦精密工业（深圳）有限公司 | Connector and have the connector combination of this connector |
| CN101872908A (en) * | 2010-06-09 | 2010-10-27 | 四川华丰企业集团有限公司 | High-speed signal connector |
| CN105742854A (en) * | 2014-12-08 | 2016-07-06 | 欧品电子(昆山)有限公司 | Backboard socket connector |
| CN209516196U (en) * | 2019-03-04 | 2019-10-18 | 武汉市格力浦电子有限公司 | A kind of high-speed differential signal connector |
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| Publication number | Publication date |
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| CN109713526A (en) | 2019-05-03 |
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