CN111864436B - Ultrahigh-speed high-density high-reliability connector contact pin - Google Patents
Ultrahigh-speed high-density high-reliability connector contact pin Download PDFInfo
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- CN111864436B CN111864436B CN202010643580.1A CN202010643580A CN111864436B CN 111864436 B CN111864436 B CN 111864436B CN 202010643580 A CN202010643580 A CN 202010643580A CN 111864436 B CN111864436 B CN 111864436B
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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
- H01R13/02—Contact members
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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
- 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
- H01R12/70—Coupling devices
- H01R12/71—Coupling devices for rigid printing circuits or like structures
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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
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
- H01R13/405—Securing in non-demountable manner, e.g. moulding, riveting
Abstract
An ultra-high-speed high-density high-reliability connector contact pin comprises an A-type contact pin group and a B-type contact pin group; the A-type contact pin group and the B-type contact pin group respectively comprise a plurality of signal contact pins and grounding contact pins; two adjacent signal contact pins are set as a group to form a differential signal contact pin pair, and a grounding contact pin is arranged between the adjacent differential signal contact pin pairs; the left side of the A-type contact pin group is initially provided with a pair of differential signal contact pin pairs, and the rightmost side of the A-type contact pin group is provided with a grounding contact pin; the left side of the B-type pin group is initially provided with a grounding pin, and the rightmost side of the B-type pin group is provided with a differential signal pin pair; the A-type contact pin group and the B-type contact pin group are respectively fixedly connected with a plurality of signal contact pins and grounding contact pins through injection molding to form a contact pin component A and a contact pin component B; when the connector pin is assembled, the pin parts A and the pin parts B are arranged in a staggered and contact mode, and the high-speed high-density connector with high communication stability, high impedance consistency, low cost and ultrahigh communication speed is formed.
Description
Technical Field
The invention relates to the technical field of structural design of ultrahigh-speed high-density connectors, in particular to an ultrahigh-speed high-density high-reliability connector pin.
Background
Present high-speed connector contact pin part is mostly the machine tooling contact pin, and the contact pin is independent part, and overall structure is circular, rather than supporting contact pin cover cooperation, and the contact reliability is high, is applicable to the occasion use of high communication reliability, but it also has following several problems: 1. during assembly, the contact pins need to be arranged in the insulators one by one, and the assembly efficiency is extremely low; 2. gaps exist between the contact pins and the insulator holes, so that the distance between the contact pins is unstable, and the impedance characteristic is unstable; 3. the cross section of the contact pin is circular, which is not beneficial to the coupling of differential signal transmission; 4. the contact pin is a machined part, so that the cost is high; 5. the time delay difference is too large when the same differential pair is a bent pin, so that the communication speed cannot be further improved; if the contact pin is formed by adopting a stamping die with an equal-thickness section, the non-circular pin part has larger thickness, and the width of the metal pin needs to be increased when impedance matching is ensured, so that the problems of large integral size of the connector, low contact pin density and poor anti-crosstalk capability are caused, and the structural design with ultrahigh speed and high density cannot be realized; therefore, the existing machined pin structure is generally suitable for communication occasions with communication speed of less than 3.125 Gbps.
The existing contact pin of the ultra-high-speed connector adopts a sheet type structure, and a contact element matched with the contact pin adopts a sheet type elastic unilateral contact structure, so that the structure has the advantage of easily realizing ultra-high-speed data transmission, but because the matched contact element is unilateral contact, when the ultra-high-speed connector is applied to high-vibration and high-impact environments, the problem of instantaneous separation of the contact element is easily generated, and the failure of signal transmission is caused.
Therefore, in order to realize a low-cost, ultra-high-speed, high-density, and high-reliability connector, the structure of the existing connector pins must be newly developed and designed.
Disclosure of Invention
In order to overcome the defects in the background art, the invention discloses a connector pin with ultrahigh speed, high density and high reliability; comprises an A-type pin group and a B-type pin group; the A-type contact pin group and the B-type contact pin group respectively comprise a plurality of signal contact pins and grounding contact pins; two adjacent signal pins are set as a group to form a differential signal pin pair; a grounding contact pin is arranged between the adjacent differential signal contact pin pairs; the left side of the A-type contact pin group is initially provided with a pair of differential signal contact pin pairs, and the rightmost side of the A-type contact pin group is provided with a grounding contact pin; the left side of the B-type pin group is initially provided with a grounding pin, and the rightmost side of the B-type pin group is provided with a differential signal pin pair; the A-type contact pin group and the B-type contact pin group are respectively fixedly connected with a plurality of signal contact pins and grounding contact pins through injection molding to form a contact pin component A and a contact pin component B, and the round extruding contact pin A, the square extruding connecting block A, the fisheye plug A, the round extruding contact pin B, the square extruding connecting block B and the fisheye plug B are arranged outside the contact pin component A and the contact pin component B; when the connector pins are assembled, a plurality of pin parts A and a plurality of pin parts B are arranged; the pin components A and the pin components B are arranged in a staggered and contact mode to form the ultrahigh-speed high-density connector; compared with the prior contact pin structure, the contact pin of the connector with ultrahigh speed, high density and high reliability has the following advantages: 1. the assembly is a modular structure, so the assembly efficiency is extremely high; 2. the contact pins and the insulator holes are connected through injection molding, so that the distance between the contact pins is stable, and the stability of impedance characteristics is ensured; 3. the matching part of the contact pin and the contact pin sleeve is circular, so that the contact is reliable; 4. the section of the contact pin microstrip line is of a non-circular structure, so that coupling of differential signal transmission is facilitated; 5. the contact pin is processed by stamping, so that the production efficiency is high and the cost is low; 6. microstrip lines of the same differential pair can be subjected to dielectric constant compensation through an injection molding structure, so that the time delay difference of the same differential pair is ensured, and the communication speed is further improved; 7. the contact pins are formed by adopting a non-uniform thickness cross section stamping die, the contact parts of the contact pins and the contact pin sleeves are of a circular structure, so that a smaller space between the contact pins can be ensured, the overall size of the connector is reduced, and meanwhile, the connector has extremely high connection reliability.
In order to realize the purpose, the invention adopts the following technical scheme: an ultra-high-speed high-density high-reliability connector contact pin comprises an A-type contact pin group and a B-type contact pin group; the A-type contact pin group and the B-type contact pin group respectively comprise a plurality of signal contact pins and grounding contact pins; two adjacent signal contact pins are set as a group to form a differential signal contact pin pair, and a grounding contact pin is arranged between the adjacent differential signal contact pin pairs; the grounding contact pin isolates the adjacent differential signal pin pairs, so that signal crosstalk between the adjacent differential signal pin pairs is prevented, and the communication speed is improved;
the left side of the A-type contact pin group is initially provided with a pair of differential signal contact pin pairs, and the rightmost side of the A-type contact pin group is provided with a grounding contact pin; the left side of the B-type pin group is initially provided with a grounding pin, and the rightmost side of the B-type pin group is provided with a differential signal pin pair; the differential signal pin pairs of the A-type pin group and the B-type pin group and the grounding pins are arranged in a non-equidistant staggered manner, so that the crosstalk of signals generated between the differential signal pin pairs of the A-type pin group and the B-type pin group is prevented, and the communication speed is improved;
the A-type contact pin group and the B-type contact pin group are respectively fixedly connected with a plurality of signal contact pins and grounding contact pins through injection molding to form a contact pin component A and a contact pin component B; the pin component A and the pin component B are independent components, and when the connector pin is assembled, the pin component A and the pin component B are assembled, so that the assembling efficiency is greatly improved compared with the assembling of the independent pins; the round extruding contact pin A, the square extruding connecting block A, the fisheye plug A, the round extruding contact pin B, the square extruding connecting block B and the fisheye plug B are arranged outside the contact pin component A and the contact pin component B.
Furthermore, the signal contact pin comprises a round extrusion contact pin A, a square extrusion connecting block A, a microstrip connecting line A and a fisheye plug A; the round extruding contact pin A is in a thin needle shape, and the lower part of the round extruding contact pin A is provided with a conical head, so that the plug bush matched with the contact pin can be conveniently connected in an opposite inserting way; the square extrusion connecting block A is a cuboid and is arranged at the upper part of the round extrusion contact pin A, the thickness of the square extrusion connecting block A is equal to the diameter of the round extrusion contact pin A, the square extrusion connecting block A is used for interference positioning of the connector contact pin and other structural components during assembling, on the basis of ensuring accurate positioning, excessive assembling resistance is prevented, the square extrusion connecting block A enables the distance between the round extrusion contact pins A to be more stable, and the impedance characteristic of a signal contact pin is ensured to be more stable; the microstrip connecting line A is in a thin line shape, the cross section of the microstrip connecting line A is rectangular, and the rectangular cross section is favorable for transmission coupling of a differential signal insertion point so as to ensure the stability and the anti-interference performance of high-speed signal transmission; the thickness of the microstrip connecting line A is smaller than that of the square extrusion connecting block A, the lower end part of the microstrip connecting line A is connected with the upper part of the square extrusion connecting block A, a fisheye plug A is fixedly arranged at the left end part of the microstrip connecting line A and is used for being connected with a printed circuit board, and short pile radiation generated by welding connection is prevented, so that the stability and the anti-interference performance of high-speed signal transmission are further improved.
Furthermore, the grounding contact pin comprises a round extruding contact pin B, a square extruding connecting block B, a micro-strip connecting line B and a fisheye plug B; the rounding contact pin B is in a thin needle shape, and the lower part of the rounding contact pin B is provided with a conical head; the square extrusion connecting block B is a cuboid and is arranged at the upper part of the round extrusion contact pin B, and the thickness of the square extrusion connecting block B is equal to the diameter of the round extrusion contact pin B; the microstrip connecting line B is in a thin strip shape, the thickness of the microstrip connecting line B is smaller than that of the square extrusion connecting block B, the lower end part of the microstrip connecting line B is connected with the upper part of the square extrusion connecting block B, and a fisheye plug B is fixedly arranged at the left end part of the microstrip connecting line B.
The length of the round extruding contact pin B is greater than that of the round extruding contact pin A, when the contact pin is in plug connection with the plug bush, the long pin is used for grounding, the short pin transmits signals, the long pin preferentially contacts with static electricity, and the static electricity is prevented from puncturing system components through the short signal pin; in addition, the long pin can be connected with a power supply, the short pin transmits signals, and the signal transmission mode can support hot plug of the connector; the microstrip connecting line B is larger than the width of the microstrip connecting line A, and the width of the microstrip connecting line B is increased, so that the signal crosstalk between adjacent differential signal pair plugs can be further reduced, and the communication speed is improved; the square extrusion connecting block A and the square extrusion connecting block B are identical in size and structure; the fisheye plug A and the fisheye plug B are identical in size and structure.
Furthermore, all the structure abrupt change positions on the signal contact pin and the grounding contact pin are made into R-angle structures, so that the crosstalk of signals generated between adjacent differential signal contact pins is further reduced, and the communication speed is improved.
Further, the pin component A comprises a pin component insulator A, and the pin component B comprises a pin component insulator B; the pin component insulator A and the pin component insulator B are respectively provided with an air groove A and an air groove B at the outer sides of the same pair of differential signal pins aiming at the right microstrip connecting line A, the air grooves A and the air grooves B can reduce the local dielectric constant of the same pair of differential signal pins aiming at the right microstrip connecting line A, and the transmission rate of the long pin is improved, so that the time delay difference of the same pair of differential signal pins is adjusted, the time delays of the same pair of differential signal pins are kept consistent, and the stability of high-speed signal transmission is improved; the width of the microstrip connecting line A adjacent to the air slot A and the air slot B is larger than that of the microstrip connecting lines A at other parts, and the purpose is to adjust the impedance matching of each signal pin by controlling the size of the microstrip connecting line A and the peripheral medium, thereby achieving the purposes of reducing the insertion loss and improving the return loss and ensuring the stability of high-speed communication.
Further, the air grooves A and B are of a penetrating structure or a non-penetrating structure, and the structural size of the air grooves A and B is optimized and confirmed according to electromagnetic simulation.
Furthermore, when the connector contact pin is assembled, a plurality of contact pin components A and a plurality of contact pin components B are arranged; the pin components A and the pin components B are arranged in a staggered and contact mode, and compared with an independent pin assembling method, the assembling method greatly improves assembling efficiency.
Furthermore, the pin component A and the pin component B which are arranged in adjacent contact are arranged in a non-equidistant and non-equidistant staggered manner, so that the signal pins can simultaneously achieve the optimal index requirements of impedance and crosstalk.
Due to the adoption of the technical scheme, the invention has the following beneficial effects: the invention discloses a connector pin with ultrahigh speed, high density and high reliability; comprises an A-type pin group and a B-type pin group; the A-type contact pin group and the B-type contact pin group respectively comprise a plurality of signal contact pins and grounding contact pins; two adjacent signal pins are set as a group to form a differential signal pin pair; a grounding contact pin is arranged between the adjacent differential signal contact pin pairs; the left side of the A-type contact pin group is initially provided with a pair of differential signal contact pin pairs, and the rightmost side of the A-type contact pin group is provided with a grounding contact pin; the left side of the B-type pin group is initially provided with a grounding pin, and the rightmost side of the B-type pin group is provided with a differential signal pin pair; the A-type contact pin group and the B-type contact pin group are respectively fixedly connected with a plurality of signal contact pins and grounding contact pins through injection molding to form a contact pin component A and a contact pin component B, and the round extruding contact pin A, the square extruding connecting block A, the fisheye plug A, the round extruding contact pin B, the square extruding connecting block B and the fisheye plug B are arranged outside the contact pin component A and the contact pin component B; when the connector pins are assembled, a plurality of pin parts A and a plurality of pin parts B are arranged; the pin components A and the pin components B are arranged in a staggered and contact mode to form the ultrahigh-speed high-density connector; compared with the prior contact pin structure, the contact pin of the connector with ultrahigh speed, high density and high reliability has the following advantages: 1. the assembly is a modular structure, so the assembly efficiency is extremely high; 2. the contact pins and the insulator holes are connected through injection molding, so that the distance between the contact pins is stable, and the stability of impedance characteristics is ensured; 3. the section of the contact pin microstrip line is of a non-circular structure, so that coupling of differential signal transmission is facilitated; 4. the contact pin is processed by stamping, so that the production efficiency is high and the cost is low; 5. microstrip lines of the same differential pair can be subjected to dielectric constant compensation through an injection molding structure, so that the time delay difference of the same differential pair is ensured, and the communication speed is further improved; 6. the contact pins are formed by adopting a non-uniform thickness cross section stamping die, and the contact parts of the contact pins and the contact pin sleeves are of a circular structure, so that a smaller space between the contact pins can be ensured, the overall size of the connector is reduced, and meanwhile, the connector has extremely high connection reliability; the connector pin with the ultra-high speed, high density and high reliability realizes the connector with low cost, ultra-high speed, high density and high reliability through the innovative structural design, and realizes the high-reliability signal transmission of 25Gbps communication speed under the environment with high vibration and high impact.
Drawings
FIG. 1 is a schematic structural diagram of an A-type pin set;
FIG. 2 is a schematic structural diagram of a B-type pin set;
FIG. 3 is a schematic structural view of a pin member A;
FIG. 4 is a schematic structural view of a pin member B;
FIG. 5 is a schematic view of an assembly structure of a pin component A and a pin component B;
fig. 6 is a view showing the arrangement of the lower round pins of the pin members a and B.
In the figure: 1. an A-type pin group; 1.1, signal pins; 1.1.1, extruding a round pin A; 1.1.2, extruding a square connecting block A; 1.1.3, a microstrip connecting line A; 1.1.4, a fisheye plug A; 1.2, a grounding pin; 1.2.1, extruding a round pin B; 1.2.2, extruding a square connecting block B; 1.2.3, a microstrip connecting line B; 1.2.4, a fisheye plug B; 2. a B-type pin group; 3. a pin member A; 3.1, pin component insulator A; 3.1.1, air groove A; 4. a pin member B; 4.1, pin component insulator B; 4.1.1, air tank B;
Detailed Description
The present invention will be explained in detail by the following examples, which are disclosed for the purpose of protecting all technical improvements within the scope of the present invention.
An ultra-high-speed high-density high-reliability connector pin comprises an A-type pin group 1 and a B-type pin group 2; the A-type contact pin group 1 and the B-type contact pin group 2 both comprise six signal contact pins 1.1 and three grounding contact pins 1.2; every two adjacent signal contact pins 1.1 are set as a group to form three pairs of differential signal contact pin pairs, and a grounding contact pin 1.2 is arranged between the adjacent differential signal contact pin pairs;
the left side of the A-type pin group 1 is initially provided with a pair of differential signal pin pairs, and the rightmost side of the A-type pin group is provided with a grounding pin 1.2; the left side of the B-type pin group 2 is initially provided with a grounding pin 1.2, and the rightmost side of the B-type pin group is provided with a differential signal pin pair;
the A-type pin group 1 and the B-type pin group 2 are respectively fixedly connected with six signal pins 1.1 and one grounding pin 1.2 through injection molding to form a pin component A3 and a pin component B4, and the round extrusion pin A1.1.1, the square extrusion connecting block A1.1.2, the fisheye plug A1.1.4, the round extrusion pin B1.2.1, the square extrusion connecting block B1.2.2 and the fisheye plug B1.2.4 are arranged outside the pin component A3 and the pin component B4;
the signal pins 1.1 comprise round pins A1.1.1, square connecting blocks A1.1.2, microstrip connecting lines A1.1.3 and fisheye plugs A1.1.4; the round extruding insertion pin A1.1.1 is a thin needle with the diameter of 0.4mm, and the lower part of the round extruding insertion pin is provided with a conical head; the square extrusion connecting block A1.1.2 is a cuboid with the thickness of 0.4mm and the width of 0.6mm and is arranged at the upper part of the round extrusion inserting pin A1.1.1; the microstrip connecting line A1.1.3 is in a thin line shape, the section of the microstrip connecting line is rectangular, the thickness of the microstrip connecting line is 0.2mm, the lower end part of the microstrip connecting line is connected with the upper part of the square extrusion connecting block A1.1.2, and the left end part of the microstrip connecting line is fixedly provided with a fisheye plug A1.1.4;
the grounding pin 1.2 comprises a round extruding pin B1.2.1, a square extruding connecting block B1.2.2, a microstrip connecting line B1.2.3 and a fisheye plug B1.2.4; the round extruding insertion pin B1.2.1 is a thin needle with the diameter of 0.4mm, and the lower part of the round extruding insertion pin is provided with a conical head; the square extrusion connecting block B1.2.2 is a cuboid with the thickness of 0.4mm and the width of 0.6mm and is arranged at the upper part of the round extrusion inserting pin B1.2.1; the microstrip connecting line B1.2.3 is a thin strip with a thickness of 0.2mm, the lower end of the microstrip connecting line B1.2.3 is connected with the upper part of the square extrusion connecting block B1.2.2, and the left end of the microstrip connecting line is fixedly provided with a fisheye plug B1.2.4;
the length of the rounding contact pin B1.2.1 is greater than that of the rounding contact pin A1.1.1; the microstrip link line B1.2.3 is greater than the microstrip link line A1.1.3 width; the square extrusion connecting block A1.1.2 and the square extrusion connecting block B1.2.2 are the same in size and structure; the fisheye plug A1.1.4 and the fisheye plug B1.2.4 are the same in size and structure;
all the structure mutation positions on the signal pin 1.1 and the grounding pin 1.2 are made into R-angle structures;
the pin component A3 includes a pin component insulator A3.1, and the pin component B4 includes a pin component insulator B4.1; the pin component insulator A3.1 and the pin component insulator B4.1 are respectively provided with an air groove A3.1.1 and an air groove B4.1.1 at the outer side of the right microstrip connecting line A1.1.3 of the same pair of differential signal pins, and the width of the microstrip connecting line A1.1.3 adjacent to the air groove A3.1.1 and the air groove B4.1.1 is larger than that of the microstrip connecting lines A1.1.3 at other parts; the air grooves A3.1.1 and B4.1.1 are through structures, and the widths are optimized and confirmed through electromagnetic simulation;
when the connector pins are assembled, a plurality of pin components A3 and B4 are arranged; the pin component A3 and the pin component B4 are arranged in a staggered and contact mode;
the pin component A3 and the pin component B4 which are adjacently arranged in a contact mode are arranged in a non-equidistant and staggered mode, and the lower rounded pins A1.1.1 and the lower rounded pins B1.2.1 are arranged in a rounded mode.
The present invention is not described in detail in the prior art.
Claims (7)
1. An ultrahigh-speed high-density high-reliability connector pin is characterized in that: comprises an A-type pin group (1) and a B-type pin group (2); the A-type pin group (1) and the B-type pin group (2) respectively comprise a plurality of signal pins (1.1) and grounding pins (1.2); two adjacent signal pins (1.1) are arranged into a group to form a differential signal pin pair, and a grounding pin (1.2) is arranged between the adjacent differential signal pin pairs;
the left side of the A-type pin group (1) is started to be a pair of differential signal pin pairs, and the rightmost side of the A-type pin group is a grounding pin (1.2); the left side of the B-type pin group (2) starts to be a grounding pin (1.2), and the rightmost side of the B-type pin group is a differential signal pin pair;
the A-type pin group (1) and the B-type pin group (2) are respectively fixedly connected with a plurality of signal pins (1.1) and grounding pins (1.2) through injection molding to form a pin component A (3) and a pin component B (4);
the signal contact pin (1.1) comprises a round extruding contact pin A (1.1.1), a square extruding connecting block A (1.1.2), a micro-strip connecting line A (1.1.3) and a fisheye plug A (1.1.4); the round extruding insertion pin A (1.1.1) is in a thin needle shape, and the lower part of the round extruding insertion pin A is provided with a conical head; the square extrusion connecting block A (1.1.2) is a cuboid and is arranged at the upper part of the round extrusion contact pin A (1.1.1), and the thickness of the square extrusion connecting block A is equal to the diameter of the round extrusion contact pin A (1.1.1); the microstrip connecting line A (1.1.3) is in a thin line shape, the cross section of the microstrip connecting line A is rectangular, the thickness of the microstrip connecting line A is smaller than that of the square extrusion connecting block A (1.1.2), the lower end part of the microstrip connecting line A is connected with the upper part of the square extrusion connecting block A (1.1.2), and the left end part of the microstrip connecting line A is fixedly provided with a fisheye plug A (1.1.4);
the grounding contact pin (1.2) comprises a round extruding contact pin B (1.2.1), a square extruding connecting block B (1.2.2), a micro-strip connecting line B (1.2.3) and a fisheye plug B (1.2.4); the round extruding contact pin B (1.2.1) is in a thin needle shape, and the lower part of the round extruding contact pin B is provided with a conical head; the square extrusion connecting block B (1.2.2) is a cuboid and is arranged at the upper part of the round extrusion contact pin B (1.2.1), and the thickness of the square extrusion connecting block B is equal to the diameter of the round extrusion contact pin B (1.2.1); the microstrip connecting line B (1.2.3) is in a thin strip shape, the thickness of the microstrip connecting line B is smaller than that of the square extrusion connecting block B (1.2.2), the lower end part of the microstrip connecting line B is connected with the upper part of the square extrusion connecting block B (1.2.2), and the left end part of the microstrip connecting line B is fixedly provided with a fisheye plug B (1.2.4).
2. The ultra high speed high density high reliability connector pin of claim 1 further comprising: the length of the round extruding contact pin B (1.2.1) is greater than that of the round extruding contact pin A (1.1.1); the width of the microstrip connecting line B (1.2.3) is greater than that of the microstrip connecting line A (1.1.3); the square extrusion connecting block A (1.1.2) and the square extrusion connecting block B (1.2.2) are identical in size and structure; the fisheye plug A (1.1.4) and the fisheye plug B (1.2.4) are identical in size and structure.
3. The ultra high speed high density high reliability connector pin of claim 1 further comprising: and all the structure mutation positions on the signal pin (1.1) and the grounding pin (1.2) are made into R-angle structures.
4. The ultra high speed high density high reliability connector pin of claim 1 further comprising: the pin component A (3) comprises a pin component insulator A (3.1), and the pin component B (4) comprises a pin component insulator B (4.1); the pin component insulator A (3.1) and the pin component insulator B (4.1) are positioned at the outer sides of the same pair of differential signal pins and are respectively provided with an air groove A (3.1.1) and an air groove B (4.1.1) relative to the right microstrip connecting line A (1.1.3), and the width of the microstrip connecting line A (1.1.3) adjacent to the air groove A (3.1.1) and the air groove B (4.1.1) is larger than that of the microstrip connecting line A (1.1.3) at the rest parts.
5. The ultra high speed high density high reliability connector pin of claim 4, wherein: the air groove A (3.1.1) and the air groove B (4.1.1) are of a penetrating or non-penetrating structure.
6. The ultra high speed high density high reliability connector pin of claim 1 further comprising: when the connector pins are assembled, a plurality of pin parts A (3) and pin parts B (4) are arranged; the pin parts A (3) and the pin parts B (4) are arranged in a staggered and contact mode.
7. The ultra high speed high density high reliability connector pin of claim 6, further comprising: the same pin component A (3) and pin component B (4) are arranged in a non-equidistant way, and the lower rounding pin A (1.1.1) and the rounding pin B (1.2.1) are arranged in a non-equidistant way; the pin parts A (3) and B (4) which are adjacently contacted are arranged, and the lower round extruding pins A (1.1.1) and the round extruding pins B (1.2.1) are arranged in a staggered manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010643580.1A CN111864436B (en) | 2020-07-06 | 2020-07-06 | Ultrahigh-speed high-density high-reliability connector contact pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010643580.1A CN111864436B (en) | 2020-07-06 | 2020-07-06 | Ultrahigh-speed high-density high-reliability connector contact pin |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111864436A CN111864436A (en) | 2020-10-30 |
| CN111864436B true CN111864436B (en) | 2022-02-11 |
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|---|---|---|---|
| CN202010643580.1A Active CN111864436B (en) | 2020-07-06 | 2020-07-06 | Ultrahigh-speed high-density high-reliability connector contact pin |
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| CN202423730U (en) * | 2011-09-30 | 2012-09-05 | 中航光电科技股份有限公司 | Difference contact element component and difference connector using same |
| CN106450853A (en) * | 2015-04-30 | 2017-02-22 | 莫列斯有限公司 | Slice and method for preparing same |
| CN106654729A (en) * | 2016-11-30 | 2017-05-10 | 中航光电科技股份有限公司 | Differential connector and differential pair arrangement structure and differential connector plug thereof |
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| EP1939990A1 (en) * | 1998-08-12 | 2008-07-02 | Robinson Nugent, Inc. | Connector apparatus |
| DE10119412A1 (en) * | 2001-04-19 | 2002-10-24 | Elco Europ Gmbh | contact plug |
| US20050186838A1 (en) * | 2004-02-20 | 2005-08-25 | Debenedictis Damon | Methods and systems for positioning connectors to minimize alien crosstalk |
| NL1027044C2 (en) * | 2004-09-15 | 2006-03-16 | Framatome Connectors Int | Connector and connector assembly comprising conduits with at least one opening. |
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| WO2008124054A2 (en) * | 2007-04-04 | 2008-10-16 | Amphenol Corporation | Differential electrical connector with skew control |
| CN101779340A (en) * | 2007-06-20 | 2010-07-14 | 莫列斯公司 | Impedance control in connector mounting areas |
| CN202423730U (en) * | 2011-09-30 | 2012-09-05 | 中航光电科技股份有限公司 | Difference contact element component and difference connector using same |
| CN106450853A (en) * | 2015-04-30 | 2017-02-22 | 莫列斯有限公司 | Slice and method for preparing same |
| CN106654729A (en) * | 2016-11-30 | 2017-05-10 | 中航光电科技股份有限公司 | Differential connector and differential pair arrangement structure and differential connector plug thereof |
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| CN111864436A (en) | 2020-10-30 |
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