CN115700949A - Full-shielding high-speed connector - Google Patents

Abstract

The invention provides a full-shielding high-speed connector, which relates to the technical field of connectors and comprises a direct-insertion type socket and a wiring type plug, wherein the direct-insertion type socket is a fixed end, the wiring type plug is a free end, one surface of the direct-insertion type socket is a fixed surface, the other surface of the direct-insertion type socket is a butt-joint dense surface, the fixed surface of the direct-insertion type socket is fixedly connected with a PCB (printed circuit board), the butt-joint surface of the direct-insertion type socket is in butt joint with the wiring type plug, a conductive rubber pad is arranged between the direct-insertion type socket and the wiring type plug, when a plug shell and the socket shell are in butt joint and locked, the conductive rubber pad is in a compression state, and a contact pin is inserted into the butt-joint end of a plug pin; the positioning boss is pressed on the fixing strip, and the grounding pin, the seat shell, the conductive rubber pad, the head shell, the shielding block and the ground wire of the flat wire form a complete shielding channel on a data transmission path; the complete shielding channel on the data transmission path achieves the effect of full link shielding, and avoids the interference of signals between each channel.

Description

Full-shielding high-speed connector

Technical Field

The invention relates to the technical field of connectors, in particular to a full-shielding high-speed connector.

Background

With the continuous improvement of the performance of military equipment, the system has higher and higher requirements on the transmission and processing capacity of data volume, and the system has higher requirements on various links such as a high-performance chip, a low-loss transmission path, a powerful software program and the like. Signal interconnection among different PCBs and different modules inside the device is often realized through connectors and cable assemblies thereof. As an important part of the transmission path, the performance of the connector and cable assembly becomes one of the important factors that limit the overall performance of the system.

The existing connector cannot completely shield the channels on the data transmission path, so that the signals of each data transmission path are interfered with each other, and the overall performance of the system is restricted.

Disclosure of Invention

The present invention addresses the deficiencies of the prior art by providing a fully shielded high speed connector.

The invention solves the technical problems through the following technical means:

furthermore, the full-shielding high-speed connector comprises an in-line socket and a wiring plug, wherein the in-line socket is a fixed end, the wiring plug is a free end, one side of the in-line socket is a fixed surface, and the other side of the in-line socket is a butt-joint dense surface, wherein the fixed surface of the in-line socket is fixedly connected with a PCB (printed circuit board), and the butt-joint surface of the in-line socket is in butt joint with the wiring plug;

the direct-insert socket comprises a socket shell and a socket signal unit, wherein the socket shell is a metal shell, a plurality of socket channel cavities are formed in the socket shell, the socket signal unit is fixedly arranged in the socket channel cavities in a penetrating mode, one end of the socket signal unit is a butt joint end, the butt joint end of the socket signal unit is positioned on one side of the butt joint end of the direct-insert socket, the other end of the socket signal unit is a fixed end, the fixed end of the socket signal unit is positioned on one side of the fixed end of the direct-insert socket, a PCB (printed circuit board) board at the fixed end of the socket signal unit is fixed, and the butt joint end of the socket signal unit is electrically connected with a head signal unit arranged in a wiring plug; the base signal unit comprises a base, a grounding pin, an inserting rod and a fisheye section, wherein one end of the inserting rod is a butt joint end, the other end of the inserting rod is a fixed end, the butt joint end of the inserting rod penetrates through the grounding pin and extends into the base, the butt joint end of the inserting rod is fixed with the base in an interference fit manner, the fisheye section is fixed at the fixed end of the inserting rod, the grounding pin and the fisheye section are both electrically connected with the PCB, and a fixing strip is arranged at the joint of the grounding pin;

the wiring type plug comprises a head shell and a head signal unit, wherein a plurality of head channel cavities are formed in the head shell, the head signal unit is fixedly installed in the head channel cavities and comprises a head base, a supporting plate, a contact pin, a shielding block and a flat wire, one end of the contact pin is welded with a core wire of the flat wire, the supporting plate is arranged on two sides of the contact pin, the contact pin is clamped by the two supporting plates from two sides, the shielding block is sleeved on the surface of the flat wire, the supporting plate is arranged between the head base and the shielding block, one side of the head base abuts against one side of the supporting plate, one side of the shielding block abuts against the other side of the supporting plate, and the shielding block is electrically connected with a ground wire; the fixed end of the seat shell is fixed with a fixed plate, the fixed plate limits the fixed end of the seat signal unit in the seat channel cavity, the surface of the fixed plate is provided with through holes with the same number as the seat channel cavity, the contact surface of the fixed plate and the seat shell is provided with a positioning boss, and the positioning boss corresponds to the through holes on the surface of the fixed plate;

a conductive rubber pad is arranged between the direct-insert socket and the wiring plug, when the plug shell is inserted, jointed, butted and locked with the socket shell, the conductive rubber pad is in a compressed state, and the contact pin is inserted into the butt joint end of the insertion rod; the positioning boss is pressed on the fixing strip, and the grounding pin, the seat shell, the conductive rubber pad, the head shell, the shielding block and the ground wire of the flat wire form a complete shielding channel on a data transmission path.

Furthermore, the seat locking device also comprises a seat locking accessory, wherein the seat locking accessory comprises a nut and a screw rod, the nut is fixedly arranged on two sides of the seat shell in a penetrating way, and the screw rod and the nut are screwed through threads.

Furthermore, the shape of the grounding pin is an oval structure, a grounding fisheye is arranged on the end face of the grounding pin close to one end of the fixed end of the inserted link, the grounding fisheye is connected with a ground hole of the PCB, one end of the fisheye section is assembled in a positioning groove formed in the fixed end of the inserted link, and the fisheye section is welded and fixed with the inserted link.

Furthermore, the fisheye section is connected one end with the inserted bar and has been seted up the second and lead to the tin hole, and the inserted bar stiff end has been seted up first and has been led to the tin hole, and after the fisheye section inserted the constant head tank, the second led to the tin hole and first tin hole position corresponding.

Furthermore, a plurality of spring pieces are fixed at the butt joint end of the insertion rod, and the contact pin is inserted among the spring pieces and is in elastic contact with the spring pieces.

Furthermore, a convex rib is fixed on the butt joint surface of the seat shell, and a concave rib structure is arranged on the surface of the head shell and matched with the convex rib in the seat shell.

Furthermore, positioning columns are arranged on two sides of the fixing plate.

Furthermore, the wiring type plug further comprises a tail cover and a head locking accessory, wherein the head locking accessory comprises threaded sleeves and screws, the threaded sleeves are fixedly arranged on two sides of the head shell in a penetrating mode, the tail cover is sleeved on the outer side of the flat wire, one side of the tail cover is in contact with the shell to form a glue filling cavity, and glue filling and curing are carried out in the glue filling cavity.

Furthermore, the supporting plate is provided with a positioning convex nail and a positioning groove, the positioning convex nail and the positioning groove are in interference fit, and the contact pin is assembled in the head base after the two supporting plates are pressed.

Furthermore, an interference convex nail is fixed on the surface of the shielding block, and when the shielding block is positioned in the head channel cavity, the interference convex nail is in interference fit with the head channel cavity.

The invention has the beneficial effects that:

(1) According to the fully-shielded high-speed connector, the conductive rubber pad is arranged between the direct-insert socket and the wiring plug, when the head shell and the seat shell are inserted, butted and locked, the conductive rubber pad is in a compressed state, the contact pin is inserted into the butt joint end of the insertion rod, and due to the elastic characteristic of the conductive rubber pad, the contact surface of the seat shell and the contact surface of the head shell are fully contacted with the conductive rubber pad, so that good conductivity of the butt joint surface of the seat shell and the butt joint surface of the head shell is ensured. Inside the formula socket that cut straightly, the location boss of fixed plate is pressed on the fixed strip of ground connection pin. The grounding pin, the seat shell, the conductive rubber pad, the head shell, the shielding block and the ground wire of the flat wire form a communicated full shielding structure within 360 degrees, complete shielding channels on a data transmission path achieve the effect of full link shielding, and signal interference among all the channels is avoided.

(2) According to the fully-shielded high-speed connector, the fixed end of the inserted link is connected with the PCB in a manner of crimping the fisheye section, and the punched fisheye section and the four inserted links are welded together to form a combined piece, so that the short pile effect in a signal transmission path is reduced, and the high-speed transmission performance of the whole product is improved.

(3) The invention relates to a full-shielding high-speed connector, wherein a plurality of elastic sheets are fixed at the butt joint end of an insertion rod and are annularly arranged along the butt joint end of the insertion rod, a contact pin is inserted among the elastic sheets and is in elastic contact with the elastic sheets, a plurality of elastic contact points are uniformly distributed on the whole circumference, and the anti-vibration impact capability of a contact element in each direction is greatly improved

Drawings

FIG. 1 is a schematic view of a split configuration of an in-line receptacle 1 and a patch plug 2 according to the present invention; FIG. 1 illustrates an in-line receptacle; 2. a wiring type plug.

Fig. 2 is a schematic structural diagram of the in-line socket 1 of the present invention; fig. 11, a seat housing; 12. a fixing plate; 13. a seat signal unit; 14. a conductive rubber pad; 15. a seat locking accessory; 151. a nut; 152. a screw; 16. countersunk head screw.

Fig. 3 is a schematic structural view of the socket housing 11 and the fixing plate 12 of the in-line socket 1 according to the present invention; seat channel cavity 111 in the figure; 112. a channel boss; 113. a seat locking accessory aperture; 114. a rib is protruded; 121. positioning the boss; 122. and a positioning column.

FIG. 4 is a schematic structural diagram of a socket signal unit 13 of the in-line socket 1 according to the present invention; in the figure 131, the seat base; 1311. an air chamber; 132. a ground pin; 133. inserting a rod; 134. a fish eye section.

Fig. 5 is a schematic structural diagram of the ground pin 132, the insert rod 133 and the fisheye section 134 of the in-line socket 1 according to the present invention; 1321, fixation bar; 1322. grounding the fisheye; 1331. positioning a groove; 1332. a tin-permeable hole 1; 1333. a spring plate; 1341. signal fish eyes; 1342. and (4) tin-permeable holes 2.

FIG. 6 is a schematic view of the patch plug 2 of the present invention; fig. 21, head housing; 22. a head signal unit; 23. a tail cover; 24. a head locking accessory; 241. a threaded sleeve; 242. and (4) screws.

Fig. 7 is a schematic view of the construction of the header housing 21 of the patch plug 2 of the present invention; 211 in the figure, concave ribs; 212. a head locking accessory aperture; 213. a head channel cavity.

FIG. 8 is a schematic view of the header signal unit 22 of the connector plug 2 of the present invention; in the figure, 221, a head base; 2211. a first mounting surface; 222. a support plate; 2221. positioning the convex nail; 2222. a positioning groove; 2223. a second mounting surface; 2224. a third mounting surface; 223. inserting a pin; 224. a shielding block; 2241. interference convex nails; 2242. a cable hole; 2243. a fourth mounting surface; 225. a flat wire; 2251. a core wire; 2252. and a ground line.

FIG. 9 is a schematic diagram of the structure of the direct plug-in socket 1 and the wiring plug 2 of the present invention after being plugged; in the figure 115, the seat housing interface; 214. a head housing contact surface.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

In the prior art, different types of contact elements such as pin holes and spring plates are arranged in a high-speed connector to adapt to different application scenes, the pin hole type contact elements are often provided with a plurality of contact points distributed in the circumferential direction and have strong vibration and impact resistance, the pin hole type contact elements are often welded with a printed board in a terminating mode, the high-speed performance of a product is influenced by the short pile effect of through hole welding, larger surface space is required by surface mounting welding, and the pin hole type contact elements cannot be applied to products with large density and multiple pins. The elastic sheet type contact piece is a punching piece, a 'fisheye' structure can be designed to be pressed and assembled in a PCB, and a cantilever beam structure in a contact area of the elastic sheet type contact piece is difficult to meet a strong vibration impact environment; and the existing connector can not completely shield the channel on the data transmission path, so that the signals between the channels of each data transmission path interfere with each other, and the overall performance of the system is restricted.

The present embodiment provides a fully shielded high-speed connector to solve the above problems, and the following embodiments are developed in detail.

Referring to fig. 1, the fully shielded high-speed connector of the present embodiment includes an in-line socket 1 and a connection plug 2, the in-line socket 1 is a fixed end, the connection plug 2 is a free end, one side of the in-line socket 1 is a fixed surface, and the other side is a butt-joint dense surface, wherein the fixed surface of the in-line socket 1 is fixed to the PCB, the butt-joint surface of the in-line socket 1 is butt-jointed to the connection plug 2, the connector further includes a socket locking accessory 15, the socket locking accessory 15 is used to fix the in-line socket 1 to the surface of the PCB,

the seat locking accessory 15 comprises a nut 151 and a screw 152, the nut 151 is fixedly arranged on two sides of the seat shell 11 in a penetrating mode, the nut 151 is fixed with the seat shell 11 in a mortise turning mode, as shown in fig. 1 and fig. 2, the screw 152 and the nut 151 are screwed, when the seat locking accessory is used, the tapping end of the screw 152 penetrates through the PCB and enters the nut 151, the screw 152 and the nut 151 are screwed through threads, the screw 152 is screwed to fix the seat shell 11 and the PCB, the reliable seat locking accessory 15 is matched with the metal shell to avoid external force from directly acting on a contact element, and the overall vibration resistance and impact resistance of the connector are greatly improved.

Including seat shell 11 in the formula socket 1 that cut straightly, seat signal unit 13, seat passageway chamber 111 that a plurality of array set up has been seted up in the seat shell 11, seat signal unit 13 is fixed to wear to establish in present passageway chamber 111, 13 one end of seat signal unit is the butt joint end, 13 butt joint ends of seat signal unit are located formula socket 1 butt joint end one side that cut straightly, 13 other ends of seat signal unit are the stiff end, 13 stiff ends of seat signal unit are located formula socket 1 stiff end one side that cuts straightly, 13 stiff ends of seat signal unit PCB board are fixed to with PCB board electric connection. The socket signal unit 13 is electrically connected to the header signal unit 22 mounted in the connector plug 2 at its mating end, and the socket housing 11 is made of a metal material.

Referring to fig. 2, a fixing plate 12 is fixed at a fixing end of the seat housing 11, the fixing plate 12 limits the fixing end of the seat signal unit 13 in the seat channel cavity 111, through holes with the same number as the seat channel cavity 111 are formed on the surface of the fixing plate 12, the fixing end of the seat signal unit 13 penetrates through the through holes, and specifically, the fixing plate 12 is fixed with the seat housing 11 through a plurality of countersunk screws 16.

Referring to fig. 4, the seat signal unit 13 includes a seat base 131, a ground pin 132, an inserting rod 133, and a fisheye section 134, wherein an air cavity 1311 is formed on the surface of the seat base 131, and the air cavity 1311 is used for adjusting characteristic impedance and improving signal transmission performance. One end of the insertion rod 133 is a butt end, the other end of the insertion rod 133 is a fixed end, the butt end of the insertion rod 133 penetrates through the ground pin 132 and extends into the socket base 131, and the butt end of the insertion rod 133 is fixed to the socket base 131 in an interference fit manner.

Referring to fig. 3, a positioning boss 121 is disposed on a contact surface of the fixing plate 12 and the socket housing 11, the positioning boss 121 corresponds to a through hole formed on a surface of the fixing plate 12, and after the direct-insert socket 1 is assembled, the positioning boss 121 is pressed on the fixing strip 1321 to fix the socket signal unit 13.

Referring to fig. 5, the grounding pin 132 is an oval structure, and is manufactured by molding in a manner of punching and rolling, a fixing strip 1321 is disposed at a seam of the grounding pin 132, a grounding fisheye 1322 is disposed at an end surface of the grounding pin 132 near a fixed end of the inserting rod 133, and the grounding fisheye 1322 is used for terminating a "ground" hole of the PCB, so as to achieve electrical connection between the seat housing 11 and the PCB, and form a complete "ground" loop between the "ground" of the seat housing 11 and the "ground" on the PCB.

Referring to fig. 5, the fisheye section 134 is fixed at the fixed end of the insert rod 133, the fisheye section 134 is formed by punching, one end of the fisheye section 134 is assembled into a positioning groove 1331 formed at the fixed end of the insert rod 133, the fisheye section 134 is pushed against a step of the positioning groove 1331 after the fisheye section 134 is assembled in place, and then the fisheye section 134 and the insert rod 133 are fixed together by laser welding.

During installation, the fixed ends of the inserting rods 133 are connected with the PCB in a manner of crimping the fisheye sections 134, and the punched fisheye sections 134 and the four inserting rods 133 are welded together to form a combined piece, so that the short pile effect in a signal transmission path is reduced, and the high-speed transmission performance of the whole product is improved.

In order to further improve the connection tightness between the fisheye section 134 and the inserting rod 133, a second tin-permeable hole 1342 is formed in one end of the fisheye section 134 connected with the inserting rod 133, a first tin-permeable hole 1332 is formed in the fixed end of the inserting rod 133, and after the fisheye section 134 is inserted into the positioning groove 1331, the second tin-permeable hole 1342 corresponds to the first tin-permeable hole 1332 in position, so that no cold solder is formed in the welding position. A plurality of elastic sheets 1333 are fixed at the butt joint end of the insertion rod 133, the number of the elastic sheets 1333 is four in the embodiment, the elastic sheets 1333 are formed by machining, a four-petal slot structure is formed at the fixed end of the insertion rod 133 and is in elastic contact with the header signal unit 22 in the wiring plug 2 in the circumferential direction, the elastic performance of the four-petal slot structure is improved through a necking and aging process, the elastic sheets are in elastic contact with the contact element at the butt joint end during insertion, the four elastic contact points are uniformly distributed on the whole circumference, and the vibration and impact resistance of the contact element in all directions is greatly improved.

Referring to fig. 3, the seat housing 11 has a plurality of seat passage cavities 111 corresponding to a plurality of transmission paths, and each seat passage cavity 111 has a corresponding passage boss 112 structure, so that after the docking and plugging, the passage bosses 112 are assembled inside the docking end housing to ensure the integrity of the differential pair shielding.

A 'rib' 114 structure is designed on the abutting surface of the seat shell 11, and reverse insertion is prevented when the seat shell is abutted. The fixing plate 12 has a plurality of positioning bosses 121, each positioning boss 121 corresponds to a transmission path, and cooperates with the socket housing 11 to fix the socket signal unit 13 inside the socket 1.

Positioning columns 122 are designed on two sides of the fixing plate 12, and a PCB plate type is installed on the direct-insertion type socket 1 to play a role in positioning and anti-reverse installation. Before the fish eyes on the contact and the grounding pin 132 are matched with the PCB through hole, the positioning column 122 completes the guidance of the relative position, so that the stress of the product caused by the incorrect position of the fish eyes is avoided.

Referring to fig. 6, the connection type plug 2 includes a header housing 21 and a header signal unit 22, the header housing 21 has a plurality of header passage cavities 213, the header signal unit 22 is fixedly installed in the header passage cavities 213, each of the header passage cavities 213 is independent from each other, and the header passage cavities 213 are made of a metal material to provide shielding for each transmission path.

Referring to fig. 6, the wiring plug 2 of the present invention further includes a tail cover 23 and a head locking accessory 24, wherein the head locking accessory 24 includes a threaded sleeve 241 and a screw 242, and the threaded sleeve 241 is fixedly disposed on two sides of the head housing 21. The tail cover 23 is sleeved on the outer side of the flat wire 225, one side of the tail cover 23 is in contact with the shell 21 to form a glue filling cavity, and glue is filled and cured in the glue filling cavity to realize integral fixation of an internal structure.

Referring to fig. 7, head locking accessory holes 212 are formed at both sides of the head housing 21 for fixing the head locking accessories 24, i.e., the screw bosses 241 are fixedly inserted into the head locking accessory holes 212. The surface of the head shell 21 is designed with a concave rib 211 structure which is matched with the convex rib 114 structure in the seat shell 11 to realize reverse insertion prevention.

Referring to fig. 8, the head signal unit 22 includes a head base 221, a support plate 222, pins 223, a shield block 224, and a flat wire 225. One end of the pin 223 is welded with the core wire 2251 of the flat wire 225, the support plates 222 are disposed on two sides of the pin 223, the two support plates 222 clamp the pin 223 from two sides, the support plates 222 are provided with a positioning stud 2221 and a positioning groove 2222, the positioning stud 2221 and the positioning groove 2222 are in interference fit, and the pin 223 is assembled into the head base 221 after the two support plates 222 are pressed together by a tool.

The shielding block 224 is sleeved on the surface of the flat piece wire 225, specifically, a cable hole 2242 for the flat piece wire 225 to pass through is formed in the shielding block 224, one end of the flat piece wire 225, which is provided with a core wire 2251, passes through the cable hole 2242, so that the shielding block 224 is sleeved on the surface of the flat piece wire 225, and the shielding block 224 is made of a metal material.

The support plate 222 is disposed between the head base 221 and the shielding block 224, one side of the head base 221 abuts against one side of the support plate 222, one side of the shielding block 224 abuts against the other side of the support plate 222, specifically, one side of the support plate 222 close to the head base 221 is a second mounting surface 2223, one side of the head base 221 close to the support plate 222 is a first mounting surface 2211, and the second mounting surface 2223 is attached to the first mounting surface 2211. The side, close to the support plate 222, of the shielding block 224 is a fourth mounting surface 2243, the side, close to the shielding block 224, of the support plate 222 is a fourth mounting surface 2243, and the fourth mounting surface 2243 is attached to the third mounting surface 2224. The shield block 224 is electrically connected to the ground 2252 and the shield block 224 is secured to the ground 2252 by hand welding so that the entire header signal unit 22 is formed as a single assembly.

To facilitate securing the header signal unit 22 with the header passageway cavity 213, the shield block 224 has interference studs 2241 secured to a surface thereof, the interference studs 2241 being in interference fit with the header passageway cavity 213 when the shield block 224 is positioned within the header passageway cavity 213.

During installation, the head signal unit 22 is assembled in each head passage cavity 213 in the head housing 21, the interference convex nail 2241 structure on the shielding block 224 is in interference fit with the head passage cavity 213 in the assembling process, and the head signal unit 22 can be ensured to be fixed in the head housing 21 after being assembled in place.

Referring to fig. 2 and 9, a conductive rubber pad 14 is disposed between the direct plug-in socket 1 and the connection plug 2, when the plug housing 21 is inserted into the socket housing 11 for butt-joint and locking, the conductive rubber pad 14 is in a compressed state, and the pin 223 is inserted into the butt-joint end of the pin 133, and due to the elastic property of the conductive rubber pad 14, the socket housing contact surface 115 and the plug housing contact surface 214 are fully contacted with the conductive rubber pad 14, so as to ensure good electrical conduction between the butt-joint surface of the socket housing 11 and the butt-joint surface of the plug housing 21. Within the in-line receptacle 1, the positioning bosses 121 of the fixing plate 12 press against the fixing strips 1321 of the ground pins 132. The ground pin 132, the socket housing 11, the conductive rubber pad 14, the head housing 21, the shielding block 224, and the ground wire 2252 of the flat wire 225 form a full shielding structure in a 360-degree range, and complete shielding channels on a data transmission path achieve a full-link shielding effect, thereby avoiding signal interference between each channel.

The head signal unit 22 and the seat signal unit 13 form a pinhole structure, the head signal unit 22 and the seat signal unit 13 transmit high-speed differential signals, the head signal unit 22 and the seat signal unit 13 are correspondingly arranged in the head channel cavity 213 and the seat channel cavity 111, each cavity and the grounding pin 132 form a shielding channel, ground signals are transmitted, the contact elements are wrapped in the ground of the channels, and signal interference among different transmission paths is reduced.

It is noted that, in this document, relational terms such as first and second, and the like, if any, 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. Also, 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. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

The above examples are only intended to illustrate the technical solution of the present invention, and not to limit it; although the present 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 solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (10)

1. Full shielded high-speed connector, its characterized in that: the direct-insert type socket comprises a direct-insert type socket (1) and a wiring type plug (2), wherein the direct-insert type socket (1) is a fixed end, the wiring type plug (2) is a free end, one surface of the direct-insert type socket (1) is a fixed surface, the other surface of the direct-insert type socket is a butt joint dense surface, the fixed surface of the direct-insert type socket (1) is fixedly connected with a PCB, and the butt joint surface of the direct-insert type socket (1) is in butt joint with the wiring type plug (2);

the direct-insert socket (1) comprises a socket shell (11) and a socket signal unit (13), wherein the socket shell (11) is a metal shell, a plurality of socket channel cavities (111) are formed in the socket shell (11), the socket signal unit (13) fixedly penetrates through the socket channel cavities (111), one end of the socket signal unit (13) is a butt joint end, the butt joint end of the socket signal unit (13) is located on one side of the butt joint end of the direct-insert socket (1), the other end of the socket signal unit (13) is a fixed end, the fixed end of the socket signal unit (13) is located on one side of the fixed end of the direct-insert socket (1), a PCB (printed circuit board) at the fixed end of the socket signal unit (13) is fixed, and the butt joint end of the socket signal unit (13) is electrically connected with a head signal unit (22) installed in the wiring plug (2); the socket signal unit (13) comprises a socket base (131), a grounding pin (132), an inserted link (133) and a fisheye section (134), wherein one end of the inserted link (133) is a butt joint end, the other end of the inserted link (133) is a fixed end, the butt joint end of the inserted link (133) penetrates through the grounding pin (132) and extends into the socket base (131), the butt joint end of the inserted link (133) is fixed with the socket base (131) in an interference fit manner, the fisheye section (134) is fixed at the fixed end of the inserted link (133), the grounding pin (132) and the fisheye section (134) are both electrically connected with the PCB, and a fixing strip (1321) is arranged at a joint of the grounding pin (132);

the wiring type plug (2) comprises a plug shell (21) and a plug signal unit (22), wherein the plug shell (21) is provided with a plurality of plug channel cavities (213), the plug signal unit (22) is fixedly installed in the plug channel cavities (213), the plug signal unit (22) comprises a plug base (221), a support plate (222), a contact pin (223), a shielding block (224) and a flat wire (225), one end of the contact pin (223) is welded with a core wire (2251) of the flat wire (225), the support plate (222) is arranged on two sides of the contact pin (223), the contact pin (223) is clamped by the two support plates (222) from two sides, the shielding block (224) is sleeved on the surface of the flat wire (225), the support plate (222) is arranged between the plug base (221) and the shielding block (224), one side of the plug base (221) abuts against one side of the support plate (222), one side of the shielding block (224) abuts against the other side of the support plate (222), and the shielding block (224) is electrically connected with a ground wire (2252); a fixing plate (12) is fixed at the fixing end of the seat shell (11), the fixing plate (12) limits the fixing end of the seat signal unit (13) in the seat channel cavity (111), through holes with the same number as the seat channel cavity (111) are formed in the surface of the fixing plate (12), a positioning boss (121) is arranged on the contact surface of the fixing plate (12) and the seat shell (11), and the positioning boss (121) corresponds to the through holes formed in the surface of the fixing plate (12);

a conductive rubber pad (14) is arranged between the direct-insert socket (1) and the connection type plug (2), when the head shell (21) is inserted, jointed, butted and locked with the socket shell (11), the conductive rubber pad (14) is in a compressed state, and the contact pin (223) is inserted into the butt joint end of the insertion rod (133); the positioning boss (121) is pressed on the fixing strip (1321), and the grounding pin (132), the seat shell (11), the conductive rubber pad (14), the head shell (21), the shielding block (224) and the ground wire (2252) of the flat wire (225) form a complete shielding channel on a data transmission path.

2. The fully shielded high speed connector of claim 1, wherein: the seat locking device is characterized by further comprising a seat locking accessory (15), wherein the seat locking accessory (15) comprises nuts (151) and screw rods (152), the nuts (151) are fixedly arranged on two sides of the seat shell (11) in a penetrating mode, and the screw rods (152) are screwed with the nuts (151) through threads.

3. The fully shielded high speed connector of claim 2, wherein: the shape of the grounding pin (132) is an oval structure, a grounding fisheye (1322) is arranged on the end face of the grounding pin (132) close to one end of the fixed end of the inserted link (133), the grounding fisheye (1322) is connected with a ground hole of the PCB, one end of a fisheye section (134) is assembled in a positioning groove (1331) formed in the fixed end of the inserted link (133), and the fisheye section (134) is welded and fixed with the inserted link (133).

4. The fully shielded high speed connector of claim 3, wherein: fisheye section (134) is connected one end with inserted bar (133) and has been seted up second tin hole (1342) thoroughly, and first tin hole (1332) thoroughly has been seted up to inserted bar (133) stiff end, and after fisheye section (134) inserted constant head tank (1331), second tin hole (1342) and first tin hole (1332) position of passing through were corresponding.

5. The fully shielded high speed connector of claim 4, wherein: the butt joint end of the insertion rod (133) is fixed with a plurality of elastic sheets (1333), and the insertion pin (223) is inserted among the elastic sheets (1333) and elastically contacted with the elastic sheets (1333).

6. The fully shielded high speed connector of claim 4, wherein: convex ribs (114) are fixed on the butt joint surface of the seat shell (11), and a concave rib (211) structure is arranged on the surface of the head shell (21) and matched with the convex ribs (114) in the seat shell (11).

7. The fully shielded high speed connector of claim 6, wherein: positioning columns (122) are designed on two sides of the fixing plate (12).

8. The fully shielded high speed connector of claim 7, wherein: wiring formula plug (2) still include tail-hood (23), head locking accessory (24), and head locking accessory (24) include swivel nut (241) and screw (242), and swivel nut (241) are fixed to be worn to establish in first shell (21) both sides, and the flat line (225) outside is established in tail-hood (23) cover, and tail-hood (23) one side and shell (21) contact form the encapsulating cavity, and the encapsulating solidification in the encapsulating cavity.

9. The fully shielded high speed connector of claim 8, wherein: the supporting plate (222) is provided with a positioning convex nail (2221) and a positioning groove (2222), the positioning convex nail (2221) and the positioning groove (2222) are in interference fit, and the inserting needle (223) is assembled into the head base (221) after the two supporting plates (222) are pressed.

10. The fully shielded high speed connector of claim 9, wherein: an interference convex nail (2241) is fixed on the surface of the shielding block (224), and when the shielding block (224) is located in the head passage cavity (213), the interference convex nail (2241) is in interference fit with the head passage cavity (213).

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