CN116014508A - Full-shielding high-speed connector - Google Patents
Full-shielding high-speed connector Download PDFInfo
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- CN116014508A CN116014508A CN202310301484.2A CN202310301484A CN116014508A CN 116014508 A CN116014508 A CN 116014508A CN 202310301484 A CN202310301484 A CN 202310301484A CN 116014508 A CN116014508 A CN 116014508A
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- movable plate
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
Abstract
The invention discloses a full-shielding high-speed connector, which relates to the technical field of high-speed connectors and solves the problem that the differential signal rate does not meet the performance requirement, and comprises a connector body; the device also comprises a plurality of insulating plastic blocks, the device body is provided with a clamping groove which is clamped with the insulating plastic blocks, the insulating plastic blocks are internally provided with accommodating grooves, differential signal terminals with elastic performance are arranged in the accommodating grooves, a ground terminal which is in plug-in fit with the device body is arranged between two adjacent insulating plastic blocks, the device body with the U-shaped clamping groove is made of conductive materials, and the differential pair signals are wrapped, so that the mutual interference between the differential pairs is minimized; and the contact mode of the ground terminal and the plug-in card replaces the prior point contact by surface contact, thereby improving the anti-interference capability, reducing the reflux ground path, reducing the resonance in the high-speed transmission process and providing SI performance.
Description
Technical Field
The invention relates to the technical field of high-speed connectors, in particular to a full-shielding high-speed connector.
Background
The existing high-speed connector generally adopts the mode that a metal terminal is inserted into a plastic housing main body, the contact point of the terminal is one point, the purpose of signal transmission is achieved, and the contact mode is easy to cause signal leakage under the condition of high-speed transmission and has a longer reflux path; with the subsequent rapid development of technology, the requirements for signal transmission are higher and higher, especially to differential signal rates of 224Gbps and above, and the existing conventional structure cannot meet the performance requirements, so we propose a fully shielded high-speed connector.
Disclosure of Invention
The present invention is directed to a fully shielded high-speed connector, which solves the above-mentioned problems.
In order to achieve the above purpose, the present invention provides the following technical solutions: a full-shielding high-speed connector comprises a connector body; still include a plurality of insulating plastic piece, set up on the ware body with the draw-in groove of insulating plastic piece joint, set up the holding tank in the insulating plastic piece, be equipped with the differential signal terminal that has elastic properties in the holding tank, adjacent two be equipped with between the insulating plastic piece with ware body grafting complex ground terminal, the contact mode of ground terminal and plug-in card is the face contact.
Preferably, the two sides of the device body are fixedly connected with side plates, and elastic arms which are in abutting fit with the ground terminals are arranged on the side plates.
Preferably, the device body is made of conductive materials, the clamping groove is of a U-shaped structure, and a stabilizing component for maintaining the contact effect of the differential signal terminals and the plug-in card is further arranged in the device body.
Preferably, the stabilizing component comprises a first movable plate and a second movable plate, the first movable plate and the second movable plate are respectively connected with a pressing rod in pressing fit with the differential signal terminal through torsion springs in a rotating mode, and the end portions of the first movable plate and the second movable plate are provided with rotating components for driving the pressing rods to act on the differential signal terminal.
Preferably, the rotating assembly comprises a rotating rod penetrating into the device body, the insulating plastic block and the ground terminal, the first movable plate is fixedly connected with the rotating rod, the second movable plate is in rotating fit with the rotating rod, and the rotating rod is provided with a movable assembly driving the first movable plate and the second movable plate to rotate at different rotating speeds.
Preferably, the movable assembly comprises a first gear fixedly connected with the rotating rod, the first gear is located between the first movable plate and the second movable plate, an inner gear ring is fixedly connected in the device body, the first gear is located at the center shaft position of the inner gear ring, a second gear is meshed and driven between the inner gear ring and the first gear, a rotating shaft rotatably connected with the second movable plate is fixedly connected with the center shaft of the second gear, and the first movable plate and the second movable plate are provided with a matching assembly which is matched with the rotating rod to enable the rotating rod to be contained.
Preferably, the matching component comprises a sleeve fixedly connected with the first movable plate and the second movable plate, a movable rod is movably sleeved in the sleeve, and a connecting rotating rod is rotatably connected between the end part of the movable rod and the rotating rod.
Preferably, the matching component further comprises a toothed plate movably sleeved with the sleeve, the toothed plate positioned on the first movable plate is in meshed contact with the first gear, a third gear is fixedly connected to the end part of the rotating shaft, and the third gear is in meshed contact with the toothed plate positioned on the second movable plate.
Preferably, the end part of the rotating rod penetrating out of the device body is fixedly connected with a rotating plate, the rotating plate is connected with a plug rod penetrating through the rotating plate in a hanging mode through an elastic pull rope, and the plug rod is in plug fit with a plug hole in the device body.
Preferably, the second gear is of uniform pitch radius to the third gear.
Preferably, two ends of the first movable plate and the second movable plate are respectively matched with two different inclined parts of the same differential signal terminal.
Compared with the prior art, the invention has the beneficial effects that:
1. the device body made of the conductive material with the U-shaped clamping groove wraps the differential pair signals, so that the mutual interference between the differential pairs is minimized; the contact mode of the ground terminal and the plug-in card replaces the existing point contact by the surface contact, the anti-interference capability is improved, the reflux ground path can be reduced, resonance occurring in the high-speed transmission process is reduced, SI performance is provided, the connector structure provided by the invention effectively improves the anti-interference capability between differential pairs of the connector, fewer resonance occurs, the SI performance of the product is improved, and the future high-speed performance transmission requirement is met.
2. The ground terminals can mutually move in the connector body, and the end parts of the ground terminals are connected reliably through the elastic arms, so that the ground terminals can reliably contact the ground plane of the gold finger ends of the plug-in cards.
3. Through rotating the dwang, make two press poles rotate with different rotational speeds, and press the pole and do the rotation of relative first fly leaf and second fly leaf to adjust differential signal terminal's activity range, cooperation differential signal terminal's elasticity performance guarantees the close contact cooperation between plug-in card and the differential signal terminal.
Drawings
FIG. 1 is a diagram of the near-end crosstalk of the present invention versus a conventional design;
FIG. 2 is a diagram showing the far-end crosstalk contrast between the present invention and a conventional design;
FIG. 3 is a schematic diagram of the overall structure of the present invention;
FIG. 4 is a schematic illustration of the structure of the present invention with the card removed;
FIG. 5 is a schematic diagram of the structure of FIG. 4;
FIG. 6 is a schematic cross-sectional view of the end structure of the body of FIG. 5;
FIG. 7 is a schematic diagram of the structure of FIG. 6 in a disassembled state;
FIG. 8 is a schematic cross-sectional view of the insulating plastic block of FIG. 7;
FIG. 9 is an enlarged schematic view of a portion of the structure of FIG. 8;
FIG. 10 is a schematic side view of the structure of FIG. 9;
FIG. 11 is a schematic diagram of the structure of FIG. 10 with differential signal terminals removed;
FIG. 12 is a schematic view of the structure of FIG. 11 in a disassembled state;
fig. 13 is a schematic side view of the structure of fig. 12.
In the figure: 1-a device body; 2-insulating plastic blocks; 3-clamping grooves; 4-a receiving groove; 5-differential signal terminals; a 6-ground terminal; 7-side plates; 8-an elastic arm; 9-securing the assembly; 10-a first movable plate; 11-a second movable plate; 12-pressing a rod; 13-a rotating assembly; 14-rotating a rod; 15-a movable assembly; 16-a first gear; 17-an inner gear ring; 18-a second gear; 19-a rotating shaft; 20-mating assembly; 21-a sleeve; 22-a movable rod; 23-connecting the rotating rod; 24-tooth plate; 25-a third gear; 26-rotating plate; 27-inserting a connecting rod.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-7, a full-shielded high-speed connector is shown, comprising a body 1; still include a plurality of insulating plastic piece 2, offered on the ware body 1 with insulating plastic piece 2 joint's draw-in groove 3, offered holding tank 4 in the insulating plastic piece 2, be equipped with the differential signal terminal 5 that has elastic properties in the holding tank 4, be equipped with between two adjacent insulating plastic pieces 2 with the ware body 1 grafting complex ground terminal 6, the contact mode of ground terminal 6 and plug-in card is the face contact.
Referring to fig. 1-7, two sides of a device body 1 in the drawings are fixedly connected with side plates 7, the side plates 7 are provided with elastic arms 8 which are in pressing fit with a ground terminal 6, the device body 1 is made of conductive materials, a clamping groove 3 is in a U-shaped structure, and a stabilizing component 9 which maintains the pressing effect of the differential signal terminal 5 and the plug-in card is also arranged in the device body 1.
In this embodiment, the device body 1 made of conductive material and having the U-shaped slot 3 wraps the differential pair signals, so as to minimize the mutual interference between the differential pairs; the contact mode of the ground terminal 6 and the plug-in card replaces the existing point contact by the surface contact, the anti-interference capability is improved, the reflux ground path can be reduced, resonance occurring in the high-speed transmission process is reduced, SI performance is provided, the connector structure provided by the invention effectively improves the anti-interference capability between differential pairs of the connector, fewer resonance occurs, the SI performance of the product is improved, and the future high-speed performance transmission requirement is met, and the performance comparison of the design and the traditional design, namely near-end crosstalk comparison and far-end crosstalk comparison, is provided in the attached drawings of the specification;
the ground terminals 6 can mutually move in the device body 1, and the end parts of the ground terminals 6 are connected reliably through the elastic arms 8, so that the ground terminals 6 can reliably contact the ground plane of the finger-shaped end of the plug-in card.
Referring to fig. 8-10, the stabilizing assembly 9 in the drawings includes a first movable plate 10 and a second movable plate 11, two ends of the first movable plate 10 and the second movable plate 11 are respectively engaged with two different inclined portions of the same differential signal terminal 5, the first movable plate 10 and the second movable plate 11 are respectively connected with a pressing rod 12 which is pressed against and engaged with the differential signal terminal 5 through torsion springs, and the ends of the first movable plate 10 and the second movable plate 11 are provided with a rotating assembly 13 which drives the pressing rod 12 to act on the differential signal terminal 5.
Referring to fig. 8-10, the rotating assembly 13 in the drawings includes a rotating rod 14 penetrating through the device body 1 and the insulation plastic block 2, and the ground terminal 6, the first movable plate 10 is fixedly connected with the rotating rod 14, the second movable plate 11 is rotatably matched with the rotating rod 14, and the rotating rod 14 is provided with a movable assembly 15 for driving the first movable plate 10 and the second movable plate 11 to rotate at different rotation speeds.
Referring to fig. 10-13, the movable assembly 15 in the drawing includes a first gear 16 fixedly connected to the rotary rod 14, the first gear 16 is located between the first movable plate 10 and the second movable plate 11, an inner gear ring 17 is fixedly connected to the inside of the body 1, the first gear 16 is located at a central axis of the inner gear ring 17, a second gear 18 is meshed and driven between the inner gear ring 17 and the first gear 16, a rotary shaft 19 rotatably connected to the second movable plate 11 is fixedly connected to the central axis of the second gear 18, a matching assembly 20 for matching the rotary rod 14 for rotating to enable the rotary rod 14 to be accommodated is arranged on the first movable plate 10 and the second movable plate 11, and the indexing radius of the second gear 18 is consistent with that of the third gear 25.
Referring to fig. 8, the end of the rotating rod 14 penetrating out of the device body 1 in the drawing is fixedly connected with a rotating plate 26, a plugging rod 27 penetrating through the rotating plate 26 is hung on the rotating plate 26 through an elastic pull rope, and the plugging rod 27 is in plugging fit with a plugging hole on the device body 1.
In this embodiment, the plugging rod 27 is lifted, the plugging rod 27 is separated from the plugging hole, the rotating plate 26 drives the rotating rod 14 to rotate through the movable plugging rod 27, the rotating rod 14 drives the first movable plate 10 to rotate, so that the pressing rod 12 on the first movable plate 10 moves and is separated from contact with the differential signal terminal 5, the rotating rod 14 simultaneously drives the first gear 16 to rotate, under the action of the fixed annular gear 17, the second gear 18 moves circumferentially along the annular gear 17 and simultaneously rotates, so that the second movable plate 11 rotates by taking the first gear 16 as the center of a circle, thereby driving the pressing rod 12 on the second movable plate 11 to move and separate from contact with the differential signal terminal 5, and the two pressing rods 12 are separated from the differential signal terminal 5 by a certain distance under the action of the matching component 20, so as to control the moving amplitude of the differential signal terminal 5 and match with the elastic performance of the differential signal terminal 5, when the plug-in inserter body 1, the situation that part of the elastic performance of the differential signal terminal 5 is different, the elastic performance of the differential signal terminal 6 cannot be guaranteed, and the contact between two adjacent finger terminals of the plug-in card can be guaranteed, and the structure between two adjacent signal terminals can be clearly illustrated in the illustration is simply and clearly shown;
and after the plug-in card is separated from the connector body 1, the rotary rod 14 is rotated through reset, so that the pressing rod 12 presses the position of the stable differential signal terminal 5, and the situation that the local differential signal terminal 5 fails in elasticity and cannot be reset is avoided.
Referring to fig. 11-13, the mating assembly 20 in the drawings includes a sleeve 21 fixedly connected to the first movable plate 10 and the second movable plate 11, a movable rod 22 movably sleeved in the sleeve 21, a connecting rod 23 rotatably connected between the end of the movable rod 22 and the rotating rod 14, and a toothed plate 24 movably sleeved with the sleeve 21, wherein the toothed plate 24 on the first movable plate 10 is in meshed contact with the first gear 16, a third gear 25 is fixedly connected to the end of the rotating shaft 19, and the third gear 25 is in meshed contact with the toothed plate 24 on the second movable plate 11.
In this embodiment, the first gear 16 and the second gear 18 rotate while the third gear 25 rotates along with them, and under the limit of the sleeve 21, the toothed plate 24 is always in meshed contact with the first gear 16 and the third gear 25, and the first gear 16 and the third gear 25 rotate relative to the first movable plate 10 and the second movable plate 11, so that the toothed plate 24 moves relative to the first movable plate 10 and the second movable plate 11 under the action of the first gear 16 and the third gear 25, the movable rod 22 moves relative to the first movable plate 10 and the second movable plate 11, and the connection rotary rod 23 is matched to enable the pressing rod 12 to overcome the action of the torsion spring and rotate relative to the first movable plate 10 and the second movable plate 11, thereby adjusting the distance between the pressing rod 12 and the differential signal terminal 5.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (11)
1. A full-shielded high-speed connector, comprising:
a body (1);
characterized by further comprising:
the device comprises a plurality of insulating plastic blocks (2), wherein clamping grooves (3) for clamping the insulating plastic blocks (2) are formed in the device body (1), accommodating grooves (4) are formed in the insulating plastic blocks (2), differential signal terminals (5) with elastic performance are arranged in the accommodating grooves (4), ground terminals (6) which are in plug-in fit with the device body (1) are arranged between every two adjacent insulating plastic blocks (2), and the ground terminals (6) are in surface contact with an inserting card.
2. A fully shielded high speed connector according to claim 1, wherein: the connector is characterized in that side plates (7) are fixedly connected to two sides of the connector body (1), and elastic arms (8) in abutting fit with the ground terminals (6) are arranged on the side plates (7).
3. A fully shielded high speed connector according to claim 1, wherein: the device body (1) is made of conductive materials, the clamping groove (3) is of a U-shaped structure, and a stabilizing component (9) for maintaining the contact effect of the differential signal terminals (5) and the plug-in card is further arranged in the device body (1).
4. A fully shielded high speed connector according to claim 3, wherein: the stabilizing assembly (9) comprises a first movable plate (10) and a second movable plate (11), wherein the first movable plate (10) and the second movable plate (11) are respectively connected with a pressing rod (12) in pressing fit with the differential signal terminal (5) through torsion springs in a rotating mode, and the ends of the first movable plate (10) and the second movable plate (11) are provided with rotating assemblies (13) which drive the pressing rods (12) to act on the differential signal terminal (5).
5. The full-shielded high-speed connector of claim 4, wherein: the rotating assembly (13) comprises a rotating rod (14) penetrating into the device body (1) and the insulating plastic block (2) and the ground terminal (6), the first movable plate (10) is fixedly connected with the rotating rod (14), the second movable plate (11) is in rotating fit with the rotating rod (14), and the rotating rod (14) is provided with a movable assembly (15) driving the first movable plate (10) and the second movable plate (11) to rotate at different rotating speeds.
6. The full-shielded high-speed connector of claim 5, wherein: the movable assembly (15) comprises a first gear (16) fixedly connected with the rotating rod (14), the first gear (16) is located between the first movable plate (10) and the second movable plate (11), an inner gear ring (17) is fixedly connected in the device body (1), the first gear (16) is located at the center axis position of the inner gear ring (17), a second gear (18) is meshed and driven between the inner gear ring (17) and the first gear (16), a rotating shaft (19) rotatably connected with the second movable plate (11) is fixedly connected to the center axis of the second gear (18), and a matching assembly (20) which is matched with the rotating rod (14) to enable the rotating rod (14) to be stored is arranged on the first movable plate (10) and the second movable plate (11).
7. The full-shielded high-speed connector of claim 6, wherein: the cooperation subassembly (20) include with first fly leaf (10) with sleeve pipe (21) that second fly leaf (11) are connected fixedly, movable rod (22) have been cup jointed to the activity in sleeve pipe (21), movable rod (22) tip with rotate between dwang (14) and be connected with connecting bull stick (23).
8. The full-shielded high-speed connector of claim 7, wherein: the matching component (20) further comprises a toothed plate (24) movably sleeved with the sleeve (21), the toothed plate (24) positioned on the first movable plate (10) is in meshed contact with the first gear (16), a third gear (25) is fixedly connected to the end part of the rotating shaft (19), and the third gear (25) is in meshed contact with the toothed plate (24) positioned on the second movable plate (11).
9. The full-shielded high-speed connector of claim 5, wherein: the end part of the rotating rod (14) penetrating out of the device body (1) is fixedly connected with a rotating plate (26), a plug rod (27) penetrating through the rotating plate (26) is hung on the rotating plate (26) through an elastic pull rope, and the plug rod (27) is in plug fit with a plug hole on the device body (1).
10. The full-shielded high-speed connector of claim 8, wherein: the second gear (18) is in accordance with the third gear (25) pitch circle radius.
11. The full-shielded high-speed connector of claim 4, wherein: the two ends of the first movable plate (10) and the second movable plate (11) are respectively matched with two different inclined parts of the same differential signal terminal (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310301484.2A CN116014508B (en) | 2023-03-27 | 2023-03-27 | Full-shielding high-speed connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310301484.2A CN116014508B (en) | 2023-03-27 | 2023-03-27 | Full-shielding high-speed connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116014508A true CN116014508A (en) | 2023-04-25 |
| CN116014508B CN116014508B (en) | 2023-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202310301484.2A Active CN116014508B (en) | 2023-03-27 | 2023-03-27 | Full-shielding high-speed connector |
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| CN (1) | CN116014508B (en) |
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| CN113571928A (en) * | 2021-06-30 | 2021-10-29 | 番禺得意精密电子工业有限公司 | Electric connector and manufacturing method thereof |
| CN114498200A (en) * | 2020-10-23 | 2022-05-13 | 富士康(昆山)电脑接插件有限公司 | Electrical connector |
| CN114824964A (en) * | 2022-03-24 | 2022-07-29 | 上海航天科工电器研究院有限公司 | Connector with a locking member |
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2023
- 2023-03-27 CN CN202310301484.2A patent/CN116014508B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206864652U (en) * | 2017-04-24 | 2018-01-09 | 番禺得意精密电子工业有限公司 | Arrangements of electric connection |
| CN207124310U (en) * | 2017-06-16 | 2018-03-20 | 番禺得意精密电子工业有限公司 | Arrangements of electric connection |
| CN207124309U (en) * | 2017-06-16 | 2018-03-20 | 番禺得意精密电子工业有限公司 | Arrangements of electric connection |
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| CN114824964A (en) * | 2022-03-24 | 2022-07-29 | 上海航天科工电器研究院有限公司 | Connector with a locking member |
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| CN116014508B (en) | 2023-06-09 |
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