CN117832906A

CN117832906A - Pluggable high-speed connector

Info

Publication number: CN117832906A
Application number: CN202211625094.2A
Authority: CN
Inventors: 汪锋烽; 梁裕; 王刚
Original assignee: Hada Technology Shenzhen Co ltd
Current assignee: Hada Technology Shenzhen Co ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2024-04-05
Also published as: JP2024086527A; JP7542883B2

Abstract

The invention belongs to the technical field of connectors, and particularly relates to a pluggable high-speed connector. The connector comprises a connector male seat and a connector female seat, wherein the connector male seat comprises a grounding component and a male seat terminal component, and the grounding component is embedded in the middle of the male seat terminal component. The connector meets the PCIE5.0 transmission standard to reach 32GT/s, and based on the connector, the modular separation design of a computing unit, other operation units, other display units and other operation units can be realized. The design is widened to the part of public seat little terminal and female seat little terminal, combines a lot of bending process to and adopt high yield tensile material, improved terminal structural strength, increase and pull out the plug number of times and reach 10000 times, increase of service life.

Description

Pluggable high-speed connector

Technical Field

The invention belongs to the technical field of connectors, and particularly relates to a pluggable high-speed connector.

Background

At present, the relatively mature rapid transmission mode on the computer is lightning 4, but the use of the lightning 4 needs to meet the requirement that a Host end of the equipment is provided with a lightning 4 output port, an input interface of the lightning 4 is also needed for expanding a Driver end, and a data line supporting lightning transmission is also needed between the lightning 4 and the Driver end. As the length of the lightning wire increases, its transmission efficiency also decreases.

The technology of the lightning 4Type-C connector is based on PCIE3.0x4, the maximum transmission rate is 40Gbps, 10-20% of the test rate of NVIDIAGeForce RTX series display cards can be lost, the use efficiency of the connector on the latest 30 series and 40 series display cards can be lower, and the subsequent display card expansion, upgrading and use cannot be met.

The existing high-speed signal connector capable of performing hot plug is generally small in hot plug frequency and service life, and most of the connectors are between tens of times and 500 times. The method cannot be suitable for high-speed signal modularization and convenient use.

The existing computer connector has no connector which can meet the requirements of high-speed signal transmission and weak current signal transmission, and can realize convenient hot plug, long service life, convenient suction and multi-scene use.

Disclosure of Invention

In view of the above, the present invention provides a connector male socket, which includes a grounding assembly and a male socket terminal assembly, wherein the grounding assembly is embedded in the middle of the male socket terminal assembly;

the male base terminal assembly comprises a plurality of male base small terminals and four male base large terminals;

the small male seat terminal comprises a first sheet body, a second sheet body and a third sheet body, wherein one end of the first sheet body is provided with a first inward folding section, the other end of the first sheet body is connected with one end of the second sheet body through a first folding section, the other end of the second sheet body is connected with one end of the third sheet body through a second folding section, and the other end of the third sheet body is connected with a pin of the small male seat terminal;

the included angles of the first inner folding section, the first bending section and the first sheet body are obtuse angles, and the first inner folding section and the first bending section are positioned on the same side of the first sheet body; the included angles of the first bending section, the second bending section and the second sheet body are obtuse angles, and the first bending section and the second bending section are positioned on the same side of the second sheet body; the included angle between the second bending section and the third sheet body is an obtuse angle, the included angle between the pin of the small male seat terminal and the third sheet body is a right angle, and the second bending section and the pin of the small male seat terminal are positioned on different sides of the third sheet body;

the grounding assembly is provided with a plurality of contact units; the contact unit comprises a grounding plate main body, a through hole is formed in the middle of the grounding plate main body, one abutting plate is respectively arranged on two sides of the outer part of the through hole, and the centers of the two abutting plates are symmetrical; one end of the abutting piece is connected with the grounding piece main body, and the other end of the abutting piece is bent and arranged to abut against the male small terminal.

Further, the widths of the second sheet body, the second bending section and the third sheet body are the same, and are larger than the widths of the first inner bending section, the first sheet body and the pin of the male small terminal.

Further, the large male seat terminal comprises a fourth sheet body, a fifth sheet body and a sixth sheet body, wherein one end of the fourth sheet body is provided with a second inward folding section, the other end of the fourth sheet body is connected with one end of the fifth sheet body through a third folding section, the other end of the fifth sheet body is connected with one end of the sixth sheet body through a fourth folding section, and the other end of the sixth sheet body is connected with a pin of the large male seat terminal;

the included angles of the second inward-folding section, the third-folding section and the fourth sheet body are obtuse angles, and the second inward-folding section and the third-folding section are positioned on the same side of the fourth sheet body; the included angles of the third bending section, the fourth bending section and the fifth sheet body are obtuse angles, and the third bending section and the fourth bending section are positioned on the same side of the fifth sheet body; the included angle between the fourth bending section and the sixth sheet body is an obtuse angle, and the pin of the male large terminal and the sixth sheet body are positioned on the same plane.

Further, the widths of the fourth sheet body, the second inward-folding section, the third folding section, the fifth sheet body, the fourth folding section and the sixth sheet body are all equal, and the width is larger than the maximum width of the male small terminal.

Further, the male base terminal assembly comprises a first male base terminal unit, a second male base terminal unit and a third male base terminal unit, wherein the first male base terminal unit comprises a plurality of groups of small male base terminal pairs which are arranged at equal intervals; the second male seat terminal unit comprises a plurality of groups of male seat small terminal pairs which are equidistantly arranged; the third male base terminal unit comprises a third male base small terminal unit and a third male base large terminal unit, and the third male base small terminal unit comprises a plurality of groups of male base small terminal pairs which are equidistantly arranged; the third large male seat terminal unit comprises two large male seat terminal pairs;

the male small terminal pair comprises two symmetrically arranged male small terminals;

the male large terminal pair comprises two symmetrically arranged male large terminals.

The invention also provides a connector female socket, which comprises a female socket terminal assembly, wherein the female socket terminal assembly comprises a plurality of female socket small terminals and four female socket large terminals;

the female small terminal comprises a seventh sheet body and an eighth sheet body; the plate surfaces of the seventh plate body and the eighth plate body are approximately parallel, one end of the seventh plate body is connected with the first outward-folded section through a fifth bending section, and the seventh plate body is connected with the eighth plate body through a sixth bending section; the other end of the eighth sheet body is connected with a pin of the small terminal of the female seat;

the included angles of the first outer bending section, the sixth bending section and the seventh sheet body are obtuse angles, and the first outer bending section and the sixth bending section are positioned on the same side of the fifth bending section; the included angle between the eighth sheet body and the sixth bending section is an obtuse angle, the included angle between the small terminal pin of the female seat and the eighth sheet body is a right angle, and the small terminal pin of the female seat and the sixth bending section are positioned on different sides of the eighth sheet body.

Further, the widths of the seventh sheet body and the eighth sheet body are larger than the widths of the first outward folding section, the sixth folding section and the small terminal pin of the female base.

Further, the female large terminal comprises a tenth sheet body and a ninth sheet body; the ninth sheet body comprises a plurality of small sheet bodies which are arranged at equal intervals, one end of each small sheet body of the ninth sheet body is connected with one end of the tenth sheet body, and the other end of each small sheet body of the ninth sheet body is respectively provided with a second folding section; the other end of the tenth sheet body is provided with a female seat large terminal pin;

the tenth sheet body, the ninth sheet body and the plate surfaces of the large terminal pins of the female seat are positioned on the same plane; and the included angle between the second folding section and the ninth sheet body is an obtuse angle.

Further, the width of the ninth sheet body is larger than the maximum width of the female small terminal.

Further, the female base terminal assembly comprises a first female base terminal unit, a second female base terminal unit and a third female base terminal unit, wherein the first female base terminal unit comprises a plurality of groups of female base small terminal pairs which are equidistantly arranged; the second female seat terminal unit comprises a plurality of groups of female seat small terminal pairs which are equidistantly arranged; the third female base terminal unit comprises a third female base small terminal unit and a third female base large terminal unit, and the third female base small terminal unit comprises a plurality of groups of female base small terminal pairs which are equidistantly arranged; the third female base large terminal unit comprises two groups of female base large terminal pairs;

the female small terminal pair comprises two female small terminals which are symmetrically arranged;

the large female base terminal pair comprises two large female base terminals which are symmetrically arranged.

The beneficial effects of the invention are as follows:

1. the connector meets the PCIE5.0 transmission standard to reach 32GT/s, and based on the connector, the modular separation design of a computing unit, other operation units, other display units and other operation units can be realized.

2. The design is widened to the part of public seat little terminal and female seat little terminal, combines a lot of bending process to and adopt high yield tensile material, improved terminal structural strength, increase and pull out the plug number of times and reach 10000 times, increase of service life.

3. The first inward folded section is arranged on the small male terminal, and the second inward folded section is arranged on the large male terminal, so that the plug-in part of the male terminal assembly forms an inclined plane with narrow outside and wide inside; by arranging the first folded section on the small terminal of the female base and the second folded section on the large terminal of the female base, the plug-in part of the terminal assembly of the female base forms an inclined plane with wide outside and narrow inside. The smoothness and the guiding effect of the male and female base terminals on insertion are improved.

4. The large-size design is adopted for the large male seat terminal and the small female seat terminal, so that the rated current of the power supply transmission reaches 10 amperes.

5. The transmission crosstalk characteristic of the connector is improved through the grounding component; the Return Loss of the crosstalk characteristic Return Loss RIi (MB TO AIC) is enabled TO meet the PCIE5.0 standard; and simultaneously, the Return Loss of the crosstalk characteristic Return Loss Rio (AIC TO MB) accords with the PCIE5.0 standard.

6. The connector female seat and the connector male seat are matched for use and are designed into asymmetric foolproof physical structures, so that arc sparks caused by the fact that the connector is inserted by mistake and is contacted with the connector transmission metal Pin too deeply are prevented; the service life of the loss connector; and meanwhile, the performance and the use safety of the electrical appliance are ensured.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be apparent from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram showing a connector mated state according to an embodiment of the present invention;

FIG. 2 shows an exploded view of a male connector housing structure according to an embodiment of the present invention;

FIG. 3 shows a schematic structural view of a male terminal assembly according to an embodiment of the present invention;

fig. 4 shows a schematic structural diagram of a male small terminal pair according to an embodiment of the present invention;

fig. 5 shows a schematic structural view of a male large terminal according to an embodiment of the present invention;

FIG. 6 shows a schematic structural view of a grounding assembly according to an embodiment of the present invention;

fig. 7 shows a schematic cross-sectional view of an embodiment of the present invention when the ground assembly and the male terminal assembly are mated;

FIG. 8 shows an exploded view of a connector female receptacle structure of an embodiment of the present invention;

fig. 9 is a schematic view showing the structure of a female terminal assembly according to an embodiment of the present invention;

fig. 10 shows a schematic structural diagram of a female small terminal pair according to an embodiment of the present invention;

FIG. 11 is a schematic diagram showing the structure of a female large terminal pair according to an embodiment of the present invention;

FIG. 12 is a schematic diagram showing the Return Loss of the crosstalk characteristics Return Loss RIi (MB TO AIC) of a connector according TO an embodiment of the present invention;

fig. 13 shows a schematic of the Return Loss of the crosstalk characteristics Return Loss Rio (AIC TO MB) of a connector according TO an embodiment of the present invention.

In the figure: 1-a connector male socket; 2-connector female; 3-a male housing; 4-a grounding assembly; 40-contact unit; 41-a first ground plate; 42-a second ground plate; 43-a third ground pad; 44-a ground pad body; 45-a collision sheet; 5-male terminal assembly; 51-a first male terminal unit; 52-a second male terminal unit; 53-a third male terminal unit; 531-third male small terminal unit; 532-third male large terminal unit; 54-male small terminals; 541-a first invagination section; 542-a first sheet; 543-first bending section; 544-a first ramp; 545-a second sheet; 546-a second bending section; 547-third sheet; 548-a second ramp; 549-male small terminal pins; 55-male large terminal; 551-fourth sheet; 552-a second invagination section; 553, a third bending section; 554-a fifth sheet; 555-fourth bending section; 556-sixth sheet; 557-male large terminal pins; 6-a male seat liner; 7-a female seat shell; 8-a female seat lining; 9-a female terminal assembly; 91-a first female terminal unit; 92-a second female terminal unit; 93-a third female terminal unit; 931-a third female holder small terminal unit; 932-a third female block large terminal unit; 94-female small terminal; 941-a first fold-out section; 942-fifth bending section; 943-seventh sheet; 944-sixth bending section; 945-eighth tablet; 946-female small terminal pins; 95-female large terminal; 951-a second fold-out section; 952-ninth sheet body; 953-tenth sheet; 954-female mount large terminal pins.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. 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.

The embodiment of the invention provides a pluggable high-speed connector, which is shown in fig. 1 and comprises a connector male seat 1 and a connector female seat 2.

Further, the male connector housing 1 includes a male housing shell 3, a ground assembly 4, a male terminal assembly 5, and a male liner 6, as shown in fig. 2. The male seat shell 3 and the male seat lining 6 are sleeved outside the grounding assembly 4 and the male seat terminal assembly 5, and are used for fixing the grounding assembly 4 and the male seat terminal assembly 5; the grounding component 4 is embedded in the middle of the male terminal component 5 and is electrically connected with the male terminal component 5.

Specifically, the male socket terminal assembly 5 includes a first male socket terminal unit 51, a second male socket terminal unit 52, and a third male socket terminal unit 53, as shown in fig. 3, where the first male socket terminal unit 51 includes a plurality of groups of small male socket terminal pairs arranged at equal intervals; the second male terminal unit 52 includes a plurality of sets of small male terminal pairs arranged at equal intervals; the third male base terminal unit 53 includes a third male base small terminal unit 531 and a third male base large terminal unit 532, and the third male base small terminal unit 531 includes a plurality of groups of male base small terminal pairs arrayed equidistantly; the third male large terminal unit 532 includes two sets of male large terminal pairs.

The first male base terminal unit 51, the second male base terminal unit 52 and the third male base small terminal unit 531 are used for data circuit connection and data signal transmission; the third male large terminal unit 532 is used for power circuit connection and transmission of power signals.

The male small terminal pair includes two symmetrically disposed male small terminals 54, as shown in fig. 4. The male small terminal 54 includes a first sheet 542, a second sheet 545, and a third sheet 547, as shown in fig. 4. One end of the first sheet body 542 is provided with a first inward folded section 541, the other end of the first sheet body 542 is connected with one end of the second sheet body 545 through a first folded section 543, the other end of the second sheet body 545 is connected with one end of a third sheet body 547 through a second folded section 546, and the other end of the third sheet body 547 is connected with a male small terminal pin 549.

The included angles of the first inner folded section 541, the first folded section 543 and the first sheet 542 are obtuse angles, and the first inner folded section 541 and the first folded section 543 are located on the same side of the first sheet 542; the included angles of the first bending section 543, the second bending section 546 and the second sheet 545 are obtuse angles, and the first bending section 543 and the second bending section 546 are located at the same side of the second sheet 545; the included angle between the second bending section 546 and the third plate 547 is an obtuse angle, the included angle between the male small terminal pin 549 and the third plate 547 is a right angle, and the second bending section 546 and the male small terminal pin 549 are located at different sides of the third plate 547.

The male small terminal 54 is subjected to multiple bending treatments, so that the structural strength of the terminal is improved. The obtuse angle bending design at a plurality of positions ensures that the material stress of the terminal is smaller, and meanwhile, the plugging operation is easier, so that the abrasion is reduced. And the included angle between the pin of the small terminal of the male seat and the third sheet body is set to be a right angle, so that good electrical contact is realized when the small terminal of the male seat needs to be attached to the PCB of the main board by SMT.

Specifically, the male small terminal 54 has an axisymmetric structure, and is formed by integrally bending a high-yield tensile plate, for example, but not limited to, a C7035 copper alloy or a copper-titanium alloy.

The positional and angular relationships between the parts on the male small terminal 54 are described based on the symmetry axes of the plate surfaces of the parts.

Further, the widths of the second sheet 545, the second bending section 546 and the third sheet 547 are the same, and are larger than the widths of the first inner bending section 541, the first sheet 542 and the male small terminal pin 549.

The widening design is performed at the second sheet 545, the second bending section 546 and the third sheet 547, and the combination of multiple bending treatments and the adoption of high yield tensile materials improves the structural strength of the terminal, increases the number of plugging times to 10000, and prolongs the service life. And the small male-base terminal adopts the outline characteristics of wide-narrow combination to realize the reduction of the impedance range, match the impedance of the female base of the connector and improve the noise coupling effect between signal pairs.

Preferably, the second sheet 545 is divided into a narrow surface area and a wide surface area, and the connection between the narrow surface area and the wide surface area is arranged near the first bending section 543; a first inclined surface 544 is arranged on the side surface of the junction between the narrow surface area and the wide surface area of the second sheet body 545; the third surface 547 is divided into a narrow surface area and a wide surface area, and the connection part of the narrow surface area and the wide surface area is arranged close to the pin 549 of the small terminal of the male seat; the junction of the narrow and wide areas of third face 547 is laterally provided with a second bevel 548.

The junction of the narrow surface area and the wide surface area is arranged on the second sheet 545 and the third sheet 547 instead of being arranged on the bending section, so that the overall structural strength of the male small terminal 54 is improved, the processing difficulty is reduced, and the problem that the bending part is easy to deform is solved. The small male terminal 54 is structurally characterized by adopting a wide-narrow combined outline, so that the impedance range is reduced, the impedance of the female terminal is matched, and the noise coupling effect between the signal pairs is improved.

Further, the male large terminal pair includes two symmetrically arranged male large terminals 55, as shown in fig. 5. The male large terminal 55 includes a fourth blade 551, a fifth blade 554, and a sixth blade 556, as shown in fig. 8. One end of the fourth sheet 551 is provided with a second folded section 552, the other end of the fourth sheet 551 is connected with one end of a fifth sheet 554 through a third folded section 553, the other end of the fifth sheet 554 is connected with one end of a sixth sheet 556 through a fourth folded section 555, and the other end of the sixth sheet 556 is connected with a male large terminal pin 557.

The included angles of the second inner folded section 552, the third folded section 553 and the fourth sheet 551 are obtuse angles, and the second inner folded section 552 and the third folded section 553 are located at the same side of the fourth sheet 551; the included angles of the third bending section 553, the fourth bending section 555 and the fifth sheet 554 are obtuse angles, and the third bending section 553 and the fourth bending section 555 are located at the same side of the fifth sheet 554; the included angle between the fourth bending section 555 and the sixth sheet 556 is an obtuse angle, and the male large terminal pin 557 and the sixth sheet 556 are located on the same plane.

The fourth sheet 551, the second folded section 552, the third folded section 553, the fifth sheet 554, the fourth folded section 555, and the sixth sheet 556 have equal widths, and the widths are greater than the maximum width of the male small terminal 54.

The male large terminal 55 is in an axisymmetric structure, and is formed by integrally bending a high-yield tensile plate material, such as, but not limited to, a C7035 copper alloy or a copper-titanium alloy.

The main body bending characteristics of the male large terminal 55 are substantially the same as those of the male small terminal 54. The position and angle relationship between the parts on the male large terminal 55 are described based on the symmetry axis of the plate surface of each part.

The male large terminal is subjected to multiple bending treatment, and the high-yield tensile material is adopted, so that the structural strength of the terminal is improved, the number of plugging times is increased to 10000, and the service life is prolonged. And the male large terminal is arranged into a large-size structure, so that 10 amperes of large current is ensured to be transmitted.

By arranging the first inner folded section 541 on the small male terminal 54 and the second inner folded section 552 on the large male terminal 55, the plug-in portion of the male terminal assembly 5 forms an inclined plane with a narrow outer portion and a wide inner portion, and smoothness and guiding effect of the plug-in of the male and female terminals are improved.

Preferably, the total number of the male small terminal pairs in the first, second and third male terminal units 51, 52 and 531 may be set to 59 groups. I.e. comprising two large pairs of male terminals, the total number of terminals of the male terminal assembly 5 may reach 122Pin.

Further, the main body of the grounding assembly 4 is in a plate-shaped structure, and is integrally formed by stamping and bending. The grounding assembly 4 includes a first grounding tab 41, a second grounding tab 42, and a third grounding tab 43, as shown in fig. 6. The first grounding piece 41, the second grounding piece 42 and the third grounding piece 43 are sequentially connected through connecting pieces, and mounting holes are formed in the connecting pieces; the first grounding plate 41 and the second grounding plate 42 are provided with a plurality of sets of contact units 40. As shown in fig. 7, the contact unit 40 includes a grounding plate main body 44, a through hole is provided in the middle of the grounding plate main body 44, two opposite sides of the outside of the through hole are respectively provided with a contact piece 45, and the two contact pieces 45 are centrally symmetrical; one end of the abutting piece 45 is connected with the grounding piece main body 44, and the other end is bent.

When the grounding assembly 4 is embedded in the middle of the male socket terminal assembly 5, the two abutting pieces 45 on the group of contact units 40 are respectively contacted with the two male socket small terminals 54 of the group of male socket small terminal pairs. And the crosstalk resistance of the terminal transmission is improved.

Preferably, the maximum horizontal distance between the two abutting pieces 45 on the contact unit 40 is greater than the horizontal distance between the two second pieces 545 of the male small terminal pair, so that the abutting pieces 45 abut against the second pieces 545 on the male small terminal 54. Ensuring that the interference tab 45 is securely connected to the male small terminal 54.

The grounding assembly 4 is designed to be in contact with the physical structure of the male terminal assembly 5 in a plurality of groups through staggered turnover, and the transmission crosstalk characteristic of the connector is improved by combining with the design of an electronic circuit; the Return Loss of the crosstalk characteristic Return Loss RIi (MB TO AIC) is enabled TO meet the PCIE5.0 standard; and simultaneously, the Return Loss of the crosstalk characteristic Return Loss Rio (AIC TO MB) accords with the PCIE5.0 standard. As shown in fig. 12, a schematic diagram of Return Loss of crosstalk characteristics Return Loss ril (MB TO AIC) of a communication signal when the connector according TO the embodiment of the present invention is used is shown. The curves show that the return loss of each differential signal at different frequencies is better than the pcie5.0 standard. Referring now TO FIG. 13, a schematic diagram of Return Loss of the crosstalk characteristics of a communication signal, return Loss Rio (AIC TO MB), is shown when the connector is used in an embodiment of the present invention. The curves show that the return loss of each differential signal at different frequencies is better than the pcie5.0 standard.

Further, a plurality of DIP pins are disposed on the grounding assembly 4 near the side edge of the first folded section 541, and a plurality of welding pins are disposed near the side edge of the male small terminal pin 549.

Specifically, the male housing 3 is sleeved on the outer side of the male terminal assembly 5, as shown in fig. 2, and the male housing 3 is also divided into three housing parts, which respectively protect the first male terminal unit 51, the second male terminal unit 52 and the third male terminal unit 53.

Preferably, the axial lengths of the first male socket terminal unit 51, the second male socket terminal unit 52 and the third male socket terminal unit 53 are different, that is, the connector male socket 1 is designed to be an asymmetric foolproof physical structure for preventing the arc spark caused by the fact that the connector male socket is erroneously inserted into the connector transmission metal Pin to be contacted too deeply; the service life of the loss connector; and meanwhile, the performance and the use safety of the electrical appliance are ensured.

The axial direction refers to a direction from the first male terminal unit 51 to the third male terminal unit 53.

Further, the connector female housing 2 includes a female housing shell 7, a female liner 8, and a female terminal assembly 9, as shown in fig. 8. The female seat terminal assembly 9 is fixedly installed in the female seat inner liner 8, and the female seat shell 7 is installed on the outer side of the female seat inner liner 8.

The female socket terminal assembly 9 includes a first female socket terminal unit 91, a second female socket terminal unit 92 and a third female socket terminal unit 93, as shown in fig. 9, wherein the first female socket terminal unit 91 includes a plurality of groups of female socket small terminal pairs which are equidistantly arranged; the second female terminal unit 92 includes a plurality of sets of female small terminal pairs arranged equidistantly; the third female base terminal unit 93 includes a third female base small terminal unit 931 and a third female base large terminal unit 932, and the third female base small terminal unit 931 includes a plurality of groups of female base small terminal pairs which are equidistantly arranged; the third female large terminal unit 932 includes two sets of female large terminal pairs.

The first female socket terminal unit 91, the second female socket terminal unit 92 and the third female socket small terminal unit 931 are used for data circuit connection and data signal transmission; the third female large terminal unit 932 is used for power circuit connection and transmitting power signals.

The female small terminal pair includes two symmetrically disposed female small terminals 94, as shown in fig. 10. The female small terminal 94 includes a seventh piece 943 and an eighth piece 945; the plate surfaces of the seventh plate 943 and the eighth plate 945 are arranged approximately in parallel, one end of the seventh plate 943 is connected with the first outer folded section 941 through a fifth folded section 942, and the seventh plate 943 and the eighth plate 945 are connected with each other through a sixth folded section 944; the other end of the eighth plate 945 is connected with the small terminal pin 946 of the female base.

The included angles of the first outer bending section 941, the sixth bending section 944 and the seventh sheet 943 are obtuse angles, and the first outer bending section 941 and the sixth bending section 944 are located on the same side of the fifth bending section 942; the included angles between the eighth plate 945 and the sixth bending section 944 are obtuse angles, the included angles between the female small terminal pins 946 and the eighth plate 945 are right angles, and the female small terminal pins 946 and the sixth bending section 944 are located on different sides of the eighth plate 945.

The female small terminal 94 is subjected to bending treatment for a plurality of times, so that the structural strength of the terminal is improved. The obtuse angle bending design at a plurality of positions ensures that the material stress of the terminal is smaller, and meanwhile, the plugging operation is easier, so that the abrasion is reduced. And the included angle between the pin of the small terminal of the female seat and the eighth sheet body is set to be a right angle, so that good electrical contact is realized when the small terminal of the female seat needs to be attached to the PCB of the main board.

The female small terminal 94 is in an axisymmetric structure, and is formed by integrally bending a high-yield tensile plate material, such as, but not limited to, a C7035 copper alloy or a copper-titanium alloy.

The relationship between the positions and the angles of the small terminals 94 of the female base is described based on the symmetry axis of the board surface of each position.

Further, the width of each of the seventh sheet 943 and the eighth sheet 945 is greater than the width of the first folded-out section 941, the sixth folded-out section 944, and the female small terminal pin 946.

The seventh sheet 943 and the eighth sheet 945 are widened, and the structure strength and the size and shape reinforcement of the terminal are improved by combining multiple bending treatments; the 10000 times of plug elastic recovery can be satisfied, and the integrity of the contact signal is ensured. And the small male-base terminal adopts the outline characteristics of wide-narrow combination to realize the reduction of the impedance range, match the impedance of the female base of the connector and improve the noise coupling effect between signal pairs.

Further, the female large terminal pair includes two female large terminals 95 symmetrically arranged, as shown in fig. 11. The female large terminal 95 includes a tenth sheet 953 and a ninth sheet 952; the ninth sheet 952 comprises a plurality of equally spaced small sheets, one end of each small sheet of the ninth sheet 952 is connected with one end of the tenth sheet 953, and the other end of each small sheet of the ninth sheet 952 is provided with a second folded section 951 respectively; the other end of the tenth sheet 953 is provided with a female large terminal pin 954.

Illustratively, as shown in FIG. 11, the ninth tablet 952 includes three tablets.

The tenth sheet 953, the ninth sheet 952 and the faces of the large female terminal pins 954 are located on the same plane; the angle between the second folded section 951 and the ninth sheet 952 is an obtuse angle.

The width of the ninth piece 952 is greater than the maximum width of the female small terminal 94.

The female large terminal 95 is in an axisymmetric structure, and is formed by integrally bending a high-yield tensile plate, such as, but not limited to, a C7035 copper alloy or a copper-titanium alloy, through stamping.

The positional and angular relationships between the parts on the female large terminal 95 are described based on the symmetry axes of the plate surfaces of the parts.

The ninth sheet 952 is formed as a plurality of small sheets, so that the heat dissipation effect of the large female base terminal 95 is improved, the multipoint contact effect is realized, and the contact reliability is improved. And the female large terminal 95 is set to be of a large-size structure, so that 10 amperes of large current is ensured to be transmitted.

By arranging the first folded section 941 on the small female terminal 94 and the second folded section 951 on the large female terminal 95, the plug-in part of the female terminal assembly 9 forms an inclined plane with wide outer part and narrow inner part, and the smoothness and guiding effect of the male and female connectors are improved.

Preferably, the axial lengths of the first female socket terminal unit 91, the second female socket terminal unit 92 and the third female socket terminal unit 93 are different, that is, the connector female socket 2 is designed into an asymmetric foolproof physical structure by matching with the connector male socket 1, so as to prevent the arc spark caused by the fact that the connector male socket is erroneously inserted into the connector transmission metal Pin too deeply; the service life of the loss connector; and meanwhile, the performance and the use safety of the electrical appliance are ensured.

The axial direction refers to the direction from the first female terminal unit 91 to the third female terminal unit 93.

Preferably, the number of the female small terminal pairs in the first female terminal unit 91, the second female terminal unit 92 and the third female small terminal unit 931 may reach 59 groups. I.e. comprising two large pairs of female terminals, the total number of terminals of the female terminal assembly 9 may reach 122Pin.

Various data signals and power signals can be transmitted simultaneously, such as PCIE5.0 high-speed communication signals, DP communication signals, USB data signals, 10 ampere power signals and the like.

The connector based on the embodiment of the invention can realize the modular separation design of the computing unit, other operation units, other display units and other operation units. The male seat and the female seat of the connector are arranged on different computer equipment modules, so that quick pairing and plugging can be realized, and the diversification of computer products is realized. The connector provided by the invention realizes the balance of reasonable pulling and inserting force and pulling and inserting service life while realizing high Pin number, the pulling and inserting times reach 10000 times, the use of various scenes is ensured, and the transmission performance of various signals is stable.

Although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. The connector male seat is characterized by comprising a grounding component (4) and a male seat terminal component (5), wherein the grounding component (4) is embedded in the middle of the male seat terminal component (5);

the male base terminal assembly (5) comprises a plurality of male base small terminals (54) and four male base large terminals (55);

the small male seat terminal (54) comprises a first sheet body (542), a second sheet body (545) and a third sheet body (547), wherein a first inward folded section (541) is arranged at one end of the first sheet body (542), the other end of the first sheet body (542) is connected with one end of the second sheet body (545) through a first folded section (543), the other end of the second sheet body (545) is connected with one end of the third sheet body (547) through a second folded section (546), and the other end of the third sheet body (547) is connected with a small male seat terminal pin (549);

the included angles of the first inner folding section (541), the first bending section (543) and the first sheet body (542) are obtuse angles, and the first inner folding section (541) and the first bending section (543) are positioned on the same side of the first sheet body (542); the included angles of the first bending section (543), the second bending section (546) and the second sheet body (545) are obtuse angles, and the first bending section (543) and the second bending section (546) are positioned on the same side of the second sheet body (545); the included angle between the second bending section (546) and the third sheet body (547) is an obtuse angle, the included angle between the male small terminal pin (549) and the third sheet body (547) is a right angle, and the second bending section (546) and the male small terminal pin (549) are positioned on different sides of the third sheet body (547);

the grounding assembly (4) is provided with a plurality of contact units (40); the contact unit (40) comprises a grounding plate main body (44), a through hole is formed in the middle of the grounding plate main body (44), one abutting plate (45) is respectively arranged on two sides of the outer portion of the through hole, and the centers of the two abutting plates (45) are symmetrical; one end of the abutting piece (45) is connected with the grounding piece main body (44), and the other end of the abutting piece is bent and arranged to abut against the male small terminal (54).

2. A male connector housing according to claim 1, wherein the second sheet (545), the second bent section 546 and the third sheet (547) have the same width and are each larger than the widths of the first inner bent section 541, the first sheet (542) and the male housing small terminal pin (549).

3. The male connector socket according to claim 1, wherein the male socket big terminal (55) comprises a fourth sheet body (551), a fifth sheet body (554) and a sixth sheet body (556), one end of the fourth sheet body (551) is provided with a second inward folded section (552), the other end of the fourth sheet body (551) is connected with one end of the fifth sheet body (554) through a third folded section (553), the other end of the fifth sheet body (554) is connected with one end of the sixth sheet body (556) through a fourth folded section (555), and the other end of the sixth sheet body (556) is connected with the male socket big terminal pin (557);

the included angles of the second inner folding section (552), the third folding section (553) and the fourth sheet body (551) are obtuse angles, and the second inner folding section (552) and the third folding section (553) are positioned on the same side of the fourth sheet body (551); the included angles of the third bending section (553), the fourth bending section (555) and the fifth sheet body (554) are obtuse angles, and the third bending section (553) and the fourth bending section (555) are positioned on the same side of the fifth sheet body (554); the included angle between the fourth bending section (555) and the sixth sheet body (556) is an obtuse angle, and the male large terminal pin (557) and the sixth sheet body (556) are located on the same plane.

4. A male connector holder according to claim 3, wherein the fourth sheet (551), the second folded-in section (552), the third folded-in section (553), the fifth sheet (554), the fourth folded-in section (555) and the sixth sheet (556) are all equal in width and have a width greater than the maximum width of the male small terminal (54).

5. A connector pin according to any one of claims 1-4, wherein the pin terminal assembly (5) comprises a first pin terminal unit (51), a second pin terminal unit (52) and a third pin terminal unit (53), wherein the first pin terminal unit (51) comprises a plurality of equally spaced pin terminal pairs; the second male seat terminal unit (52) comprises a plurality of groups of male seat small terminal pairs which are equidistantly arranged; the third male base terminal unit (53) comprises a third male base small terminal unit (531) and a third male base large terminal unit (532), and the third male base small terminal unit (531) comprises a plurality of groups of male base small terminal pairs which are equidistantly arranged; the third male large terminal unit (532) comprises two sets of male large terminal pairs;

the male small terminal pair comprises two symmetrically arranged male small terminals (54);

the male large terminal pair comprises two symmetrically arranged male large terminals (55).

6. The connector female socket is characterized by comprising a female socket terminal assembly (9), wherein the female socket terminal assembly (9) comprises a plurality of female socket small terminals (94) and four female socket large terminals (95);

the female small terminal (94) comprises a seventh sheet body (943) and an eighth sheet body (945); the plate surfaces of the seventh plate body (943) and the eighth plate body (945) are approximately arranged in parallel, one end of the seventh plate body (943) is connected with the first outward-folded section (941) through a fifth bending section (942), and the seventh plate body (943) and the eighth plate body (945) are connected through a sixth bending section (944); the other end of the eighth sheet body (945) is connected with a small terminal pin (946) of the female seat;

the included angles of the first outer bending section (941), the sixth bending section (944) and the seventh sheet body (943) are obtuse angles, and the first outer bending section (941) and the sixth bending section (944) are located on the same side of the fifth bending section (942); the included angle between the eighth sheet body (945) and the sixth bending section (944) is an obtuse angle, the included angle between the small terminal pin (946) of the female base and the eighth sheet body (945) is a right angle, and the small terminal pin (946) of the female base and the sixth bending section (944) are located on different sides of the eighth sheet body (945).

7. The female connector housing of claim 6, wherein the seventh blade (943) and eighth blade (945) each have a width that is greater than the widths of the first folded-out section (941), the sixth folded-out section (944), and the female housing small terminal pins (946).

8. A connector female socket according to claim 6, wherein the female socket large terminal (95) comprises a tenth sheet (953) and a ninth sheet (952); the ninth sheet body (952) comprises a plurality of small sheet bodies which are arranged at equal intervals, one end of each small sheet body of the ninth sheet body (952) is connected with one end of a tenth sheet body (953), and the other end of each small sheet body of the ninth sheet body (952) is respectively provided with a second folding section (951); the other end of the tenth sheet body (953) is provided with a female seat large terminal pin (954);

the tenth sheet body (953), the ninth sheet body (952) and the plate surfaces of the large terminal pins (954) of the female base are positioned on the same plane; the included angle between the second folding section (951) and the ninth sheet body (952) is an obtuse angle.

9. A female connector housing according to claim 8, wherein the width of the ninth sheet body (952) is greater than the maximum width of the female housing small terminals (94).

10. A connector female socket according to any one of claims 6-9, wherein the female socket terminal assembly (9) comprises a first female socket terminal unit (91), a second female socket terminal unit (92) and a third female socket terminal unit (93), wherein the first female socket terminal unit (91) comprises a number of sets of equally arranged female socket small terminal pairs; the second female base terminal unit (92) comprises a plurality of groups of female base small terminal pairs which are equidistantly arranged; the third female base terminal unit (93) comprises a third female base small terminal unit (931) and a third female base large terminal unit (932), and the third female base small terminal unit (931) comprises a plurality of groups of female base small terminal pairs which are equidistantly arranged; the third female large terminal unit (932) comprises two groups of female large terminal pairs;

the female small terminal pair comprises two female small terminals (94) which are symmetrically arranged;

the large female socket terminal pair comprises two large female socket terminals (95) which are symmetrically arranged.