CN218648252U - Coaxial connector module and coaxial connector - Google Patents

Abstract

The utility model discloses a coaxial connector module and coaxial connector. The coaxial connector module includes: a shield case including two half cases assembled together; an insulator disposed in the shield case; and at least two center terminals disposed in the insulator. Electromagnetic isolation portions protruding toward the inside of the shield case are formed on the two half cases, respectively, to electromagnetically isolate at least a portion of adjacent two center terminals. The utility model discloses in, be formed with the electromagnetism isolation part that separates two adjacent center terminals electromagnetism on the shield shell, consequently can prevent the signal crosstalk between two adjacent center terminals, improved coaxial connector's signal transmission quality.

Description

Coaxial connector module and coaxial connector

Technical Field

The utility model relates to a coaxial connector module and including the coaxial connector of this coaxial connector module.

Background

In the prior art, no electromagnetic isolation component exists between two adjacent central terminals in the coaxial connector, so that signal crosstalk exists between the two adjacent central terminals, and the signal transmission quality of the coaxial connector is reduced.

SUMMERY OF THE UTILITY MODEL

The object of the present invention is to solve at least one of the above problems and drawbacks existing in the prior art.

According to an aspect of the present invention, a coaxial connector module is provided. The coaxial connector module includes: a shield case including two half cases assembled together; an insulator disposed in the shield case; and at least two center terminals disposed in the insulator. Electromagnetic isolation portions protruding toward the inside of the shield case are formed on the two half cases, respectively, to electromagnetically isolate at least a portion of adjacent two center terminals.

According to an exemplary embodiment of the present invention, a slot is formed on the insulator, and the electromagnetic isolation portions of the two half shells are inserted into the slot from both sides of the insulator, respectively.

According to another exemplary embodiment of the present invention, the two half shells are respectively an integral stamped and formed part, and the electromagnetic isolation part is a drawing structure formed by stamping and having a predetermined depth; the withdrawal structure comprises a circumferential wall and a bottom wall enclosing a cavity and is a seamless structure.

According to another exemplary embodiment of the present invention, the bottom walls of the withdrawal structure on the two half shells are opposite each other in the depth direction of the withdrawal structure and are adjacent to each other or are in contact with each other.

According to another exemplary embodiment of the present invention, the coaxial connector module further comprises: and the shielding terminal is arranged in the insulator and comprises a plate-shaped main body positioned between the drawing structures of the two half shells, and the bottom walls of the drawing structures of the two half shells are respectively abutted against two surfaces of the plate-shaped main body of the shielding terminal and are respectively welded to the two surfaces of the plate-shaped main body.

According to another exemplary embodiment of the present invention, the shield terminal and the two adjacent center terminals are arranged in a vertical plane perpendicular to a depth direction of the draw structure; the shielding terminals are positioned between two adjacent central terminals and are respectively spaced from the two adjacent central terminals; the surface of the plate-shaped main body of the shield terminal is perpendicular to the depth direction of the draw-out structure.

According to another exemplary embodiment of the present invention, the center terminal includes: a terminal body fixed into the insulator; a first connection end connected to one end of the terminal body and extending to an outside of the insulator in a first direction; and a second connection end connected to the other end of the terminal body and extending to the outside of the insulator in a second direction perpendicular to the first direction, the plate-shaped body of the shield terminal being fixed in the insulator and arranged between the terminal bodies of adjacent two center terminals.

According to another exemplary embodiment of the present invention, the first direction and the second direction are perpendicular to a depth direction of the drawing structure, and the terminal body and the plate-shaped body are L-shaped.

According to another exemplary embodiment of the present invention, the coaxial connector module further comprises: the first connecting ends of the at least two central terminals respectively extend into the at least two cylindrical outer conductors and are used for being in butt connection with the butt central terminals of the butt coaxial connector.

According to another exemplary embodiment of the present invention, the insulator comprises: a main body portion on which the slot hole is formed; and at least two holding posts extending forward from the main body portion in a first direction, first connection ends of the at least two center terminals respectively extending from front ends of the at least two holding posts, and the at least two holding posts respectively inserted into the at least two cylindrical outer conductors.

According to another exemplary embodiment of the present invention, the half shell comprises: a plate body portion on which the drawing structure is formed; and first contact portions connected to the front side edges of the plate portions and electrically contacting the outer sides of two adjacent cylindrical outer conductors, respectively.

According to another exemplary embodiment of the present invention, the shield terminal further includes a connection part connected to the plate-shaped main body and extending to an outside of the insulator; the connecting portion of the shield terminal is sandwiched and welded between the first contact portions of the two housing halves.

According to another exemplary embodiment of the present invention, the half shell further comprises: and the first welding parts are connected with the front side edge of the plate body part and are vertically bent relative to the plate body part, and the first welding parts of the two half shells are overlapped together and welded together.

According to another exemplary embodiment of the present invention, the shield terminal further comprises a first ground pin connected to the plate-shaped body and extending to an outside of the insulator for electrical connection to a circuit board; the housing half further includes a second grounding pin associated with the board body portion for electrical connection to the circuit board.

According to another exemplary embodiment of the present invention, one of the two half shells further comprises a top side plate connected to a top side of the plate portion of the one half shell; the other half shell of the two half shells further comprises a rear side plate which is connected with the rear side edge of the plate body part of the other half shell; the plate body parts of the two half shells respectively form a left side wall and a right side wall of the shielding shell, and the top side plate and the rear side plate respectively form a top side wall and a rear side wall of the shielding shell.

According to another exemplary embodiment of the present invention, the one half shell further comprises: a second welding portion connected to the top side plate and bent perpendicularly with respect to the top side plate, the second welding portion being abutted against and welded on an inner side of an upper end portion of the plate body portion of the other half shell.

According to another exemplary embodiment of the present invention, the coaxial connector module is adapted to be inserted into a slot on a housing of a coaxial connector; the second weld and the upper end of the plate body of the other half-shell constitute positioning ribs of the shielding shell, which are adapted to be inserted into positioning grooves on the shell of the coaxial connector.

According to another exemplary embodiment of the present invention, a barb-like locking spring is formed on an upper end of the plate body portion of the other half shell, the locking spring being adapted to be locked into a positioning groove on the housing of the coaxial connector to prevent the coaxial connector module from being pulled out of the slot.

According to another exemplary embodiment of the present invention, the other half shell further comprises: and a third welding portion connected to the rear side plate, the third welding portion being abutted against and welded on an inner side of a rear end portion of the plate body portion of the one half shell.

According to another exemplary embodiment of the present invention, the coaxial connector module is adapted to be inserted into a slot on a housing of a coaxial connector; the third welding portion and the rear end portion of the plate body portion of the one half shell constitute a fixing wing portion of the shield shell, which is adapted to be sandwiched and fixed between a holding projection of a holder of a coaxial connector and a side wall of the insertion slot.

According to another exemplary embodiment of the present invention, the coaxial connector module is adapted to be inserted into a slot on a housing of a coaxial connector; guide projections are also formed on the body portions of the half shells, projecting from the outer surface of the body portions and adapted to cooperate with guide slots in the side walls of the socket to guide the insertion of the coaxial connector modules into the socket.

According to another exemplary embodiment of the present invention, a first positioning protrusion and a second positioning protrusion protruding toward the inside of the shield shell are further formed on the plate body portion of the half shell, and a first positioning hole and a second positioning hole are formed on the insulator; the first positioning projection and the second positioning projection are engaged with the first positioning hole and the second positioning hole, respectively, to prevent the half shell from moving in a first direction and a second direction perpendicular to each other with respect to the insulator.

According to another aspect of the present invention, a coaxial connector is provided. The coaxial connector includes: a housing formed with a plurality of slots; and a plurality of the coaxial connector modules which are respectively inserted into the slots of the shell, wherein the plurality of the coaxial connector modules are completely the same.

According to an exemplary embodiment of the present invention, the coaxial connector further comprises: and a holder installed in the rear port of the housing and having a holding projection, the fixing wing of the shield case of the coaxial connector module being clamped and fixed between the holding projection and the sidewall of the insertion groove.

In the aforementioned various exemplary embodiments according to the present invention, the electromagnetic isolation portion electromagnetically separating the two adjacent center terminals is formed on the shield shell, so that signal crosstalk between the two adjacent center terminals can be prevented, and the signal transmission quality of the coaxial connector is improved.

Other objects and advantages of the present invention will become apparent from the following description of the invention which refers to the accompanying drawings, which serve to provide a thorough understanding of the invention.

Drawings

Fig. 1 shows a schematic perspective view of a coaxial connector according to an exemplary embodiment of the present invention;

fig. 2 shows an exploded schematic view of a coaxial connector according to an exemplary embodiment of the present invention;

fig. 3 shows a schematic perspective view of a housing of a coaxial connector and a coaxial connector module according to an exemplary embodiment of the present invention;

fig. 4 shows an exploded schematic view of a coaxial connector module according to an exemplary embodiment of the present invention;

fig. 5 shows a schematic perspective view of a coaxial connector module according to an exemplary embodiment of the present invention, viewed from the rear side;

fig. 6 shows a perspective view of a coaxial connector module according to an exemplary embodiment of the present invention, viewed from the front side;

fig. 7 shows a perspective view of the center terminal and shield terminals of a coaxial connector module according to an exemplary embodiment of the present invention;

fig. 8 shows an exploded schematic view of a shield shell of a coaxial connector module according to an exemplary embodiment of the present invention;

fig. 9 shows an assembled view of a shield shell of a coaxial connector module according to an exemplary embodiment of the present invention;

fig. 10 shows a cross-sectional view of a coaxial connector module according to an exemplary embodiment of the present invention in a horizontal direction;

fig. 11 shows a vertical cross-sectional view of a coaxial connector module according to an exemplary embodiment of the present invention;

fig. 12 shows a vertical cross-sectional view of a coaxial connector according to an exemplary embodiment of the present invention.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings. In the specification, the same or similar reference numerals denote the same or similar components. The following description of the embodiments of the invention with reference to the drawings is intended to explain the general inventive concept and should not be taken as a limitation of the invention.

Furthermore, in the following detailed description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the disclosure. It may be evident, however, that one or more embodiments may be practiced without these specific details. In other instances, well-known structures and devices are shown in diagram form to simplify the drawing.

According to a general technical concept of the present invention, a coaxial connector module is provided. The coaxial connector module includes: a shield case including two half cases assembled together; an insulator disposed in the shield case; and at least two center terminals disposed in the insulator. Electromagnetic isolation portions protruding toward the inside of the shield case are formed on the two half cases, respectively, to electromagnetically isolate at least a portion of adjacent two center terminals.

According to another general technical concept of the present invention, there is provided a coaxial connector. The coaxial connector includes: a housing formed with a plurality of slots; and a plurality of the coaxial connector modules which are respectively inserted into the slots of the shell, wherein the plurality of the coaxial connector modules are completely the same.

Fig. 1 shows a schematic perspective view of a coaxial connector according to an exemplary embodiment of the present invention; fig. 2 shows an exploded schematic view of a coaxial connector according to an exemplary embodiment of the present invention; fig. 3 shows a schematic perspective view of a housing 2 of a coaxial connector and a coaxial connector module 1 according to an exemplary embodiment of the present invention.

As shown in fig. 1 to 3, in the illustrated embodiment, the coaxial connector mainly includes a housing 2 and a plurality of coaxial connector modules 1. A plurality of slots 21 are formed in the housing 2. The plurality of coaxial connector modules 1 are inserted into the plurality of slots 21 of the housing 2, respectively. In the illustrated embodiment, the plurality of coaxial connector modules 1 are identical and can be used interchangeably.

Fig. 4 shows an exploded schematic view of a coaxial connector module 1 according to an exemplary embodiment of the present invention; fig. 5 shows a schematic perspective view of a coaxial connector module 1 according to an exemplary embodiment of the invention, seen from the rear side; fig. 6 shows a schematic perspective view of a coaxial connector module 1 according to an exemplary embodiment of the present invention, viewed from the front side; fig. 7 shows a schematic perspective view of the center terminals 11, 12 and shield end 13 of a coaxial connector module 1 according to an exemplary embodiment of the present invention; fig. 8 shows an exploded schematic view of the shielding shell 10 of a coaxial connector module 1 according to an exemplary embodiment of the invention; fig. 9 shows an assembly view of the shielding shell 10 of a coaxial connector module 1 according to an exemplary embodiment of the invention.

As shown in fig. 1 to 9, in an exemplary embodiment of the invention, a coaxial connector module 1 is disclosed. The coaxial connector module 1 comprises a shield shell 10, an insulator 14 and at least two center terminals 11, 12. In the illustrated embodiment, the coaxial connector module 1 comprises two central terminals 11, 12. The shielding shell 10 comprises two half-shells 10', 10 "assembled together. An insulator 14 is provided in the shield case 10. At least two center terminals 11, 12 are provided in the insulator 14.

As shown in fig. 1 to 9, in the illustrated embodiment, electromagnetic isolation portions 111 protruding toward the inside of the shield case 10 are formed on the two half cases 10', 10 ″, respectively. A slot 141 is formed in the insulator 14, and the electromagnetic isolation portions 111 of the two half shells 10', 10 ″ are inserted into the slot 141 from the left and right sides of the insulator 14, respectively, to electromagnetically isolate at least a portion of the adjacent two center terminals 11, 12.

As shown in fig. 1 to 9, in the illustrated embodiment, the two half-shells 10', 10 ″ are each a one-piece stamped and formed part, and the electromagnetic isolation portion 111 is a drawing structure 111 formed by stamping and having a predetermined depth. The drawing structure 111 includes a peripheral wall 111a and a bottom wall 111b enclosing a cavity, and the drawing structure 111 is a seamless structure.

As shown in fig. 1 to 9, in the illustrated embodiment, the bottom walls 111b of the drawer structure 111 on the two half shells 10', 10 ″ are opposed to each other in the depth direction (left-right direction in the drawing) of the drawer structure 111 and are adjacent to each other or in contact with each other.

As shown in fig. 1 to 9, in the illustrated embodiment, the coaxial connector module 1 further comprises a shielding terminal 13, the shielding terminal 13 being arranged in the insulating body 14 and comprising a plate-like body 13c located between the withdrawal structures 111 of the two half-shells 10', 10". The bottom walls 111b of the drawer 111 of the two half-shells 10', 10 "respectively abut against two surfaces of the plate-like body 13c of the shielding terminal 13 and are respectively welded to the two surfaces of the plate-like body 13c.

As shown in fig. 1 to 9, in the illustrated embodiment, the shield terminal 13 and the adjacent two center terminals 11, 12 are arranged in a vertical plane perpendicular to the depth direction of the drawing structure 111. The shield terminal 13 is located between the adjacent two center terminals 11, 12 and spaced apart from the adjacent two center terminals 11, 12, respectively. The surface of the plate-like body 13c of the shield terminal 13 is perpendicular to the depth direction of the draw structure 111.

As shown in fig. 1 to 9, in the illustrated embodiment, the center terminals 11, 12 include: terminal bodies 11c, 12c, first connection ends 11a, 12a and second connection ends 11b, 12b. The terminal bodies 11c, 12c are fixed into the insulator 14. The first connection ends 11a, 12a are connected to one ends of the terminal bodies 11c, 12c and extend to the outside of the insulator 14 in the first direction. The second connection ends 11b, 12b are connected to the other ends of the terminal main bodies 11c, 12c and extend to the outside of the insulator 14 in a second direction perpendicular to the first direction. The plate-like main body 13c of the shield terminal 13 is fixed in the insulator 14 and is arranged between the terminal main bodies 11c, 12c of the adjacent two center terminals 11, 12. In the illustrated embodiment, the first direction (front-rear direction in the drawing) and the second direction (vertical direction in the drawing) are perpendicular to the depth direction of the drawing structure 111, and the terminal bodies 11c, 12c and the plate-shaped body 13c are L-shaped.

As shown in fig. 1 to 9, in the illustrated embodiment the coaxial connector module 1 further comprises at least two hollow cylindrical outer conductors 15. A cylindrical outer conductor 15 is connected to the front end of the shield case 10 for mating connection with a mating outer conductor (not shown) of a mating coaxial connector (not shown). The first connection ends 11a, 12a of the at least two center terminals 11, 12 extend into the at least two cylindrical outer conductors 15, respectively, for mating connection with mating center terminals (not shown) of a mating coaxial connector.

As shown in fig. 1 to 9, in the illustrated embodiment, the insulator 14 includes: a body portion 140 and at least two retention posts 145. The slot 141 is formed on the body 140. At least two retaining posts 145 extend forwardly from the body portion 140 in a first direction. The first connection ends 11a, 12a of the at least two center terminals 11, 12 extend from the front ends of the at least two holding posts 145, respectively, and the at least two holding posts 145 are inserted into the at least two cylindrical outer conductors 15, respectively.

As shown in fig. 1 to 9, in the illustrated embodiment, the half-shells 10', 10 ″ comprise: a plate body portion 110 and a first contact portion 114. The drawing structure 111 is formed on the plate body portion 110. The first contact portion 114 is connected to the front side of the plate portion 110 and electrically contacts the outer sides of the adjacent two cylindrical outer conductors 15, respectively.

As shown in fig. 1 to 9, in the illustrated embodiment, the shield terminal 13 further includes a connection portion 13a, and the connection portion 13a is connected to a plate-shaped body 13c and extends to the outside of the insulator 14. The connection portion 13a of the shield terminal 13 is clamped and welded between the first contact portions 114 of the two half-shells 10', 10".

As shown in fig. 1 to 9, in the illustrated embodiment, the half-shells 10', 10 "also comprise a first weld 118. The first welding part 118 is connected to the front side edge of the plate body part 110 and is perpendicularly bent with respect to the plate body part 110. The first welds 118 of the two half-shells 10', 10 "are overlapped and welded to one another.

As shown in fig. 1 to 9, in the illustrated embodiment, the shield terminal 13 further includes a first ground pin 13b, and the first ground pin 13b is connected to the plate-shaped body 13c and extends to the outside of the insulator 14 for electrical connection to a circuit board (not shown). The half-shells 10', 10 "further comprise a second grounding pin 119, the second grounding pin 119 being associated with the board portion 110 for electrical connection to the circuit board.

As shown in fig. 1 to 9, in the illustrated embodiment, one 10' of the two half-shells 10', 10 "further comprises a top side plate 112, the top side plate 112 being connected to the top side of the plate body portion 110 of the one half-shell 10 '. The other of the two half-shells 10', 10 "also comprises a rear side plate 113, the rear side plate 113 being connected to the rear side of the plate portion 110 of the other half-shell 10". The plate body portions 110 of the two half shells 10', 10 "constitute the left and right side walls of the shield case 10, respectively, and the top side plate 112 and the rear side plate 113 constitute the top and rear side walls of the shield case 10, respectively.

As shown in fig. 1 to 9, in the illustrated embodiment, one half-shell 10 'also comprises a second weld 10b'. The second welding part 10b' is connected to the top side plate 112 and is perpendicularly bent with respect to the top side plate 112. The second weld 10b' is abutted and welded on the inner side of the upper end 10b "of the plate body portion 110 of the other half shell 10".

Fig. 10 shows a cross-sectional view of a coaxial connector module 1 according to an exemplary embodiment of the present invention in a horizontal direction; fig. 11 shows a cross-sectional view in the vertical direction of a coaxial connector module 1 according to an exemplary embodiment of the invention;

fig. 12 shows a vertical cross-sectional view of a coaxial connector according to an exemplary embodiment of the present invention.

As shown in fig. 1 to 11, in the illustrated embodiment, the coaxial connector module 1 is adapted to be inserted into a slot 21 in the housing 2 of the coaxial connector. The second welding portion 10b' and the upper end portion 10b "of the plate body portion 110 of the other half-shell 10" constitute a positioning rib 10b of the shield shell 10, which positioning rib 10b is adapted to be inserted into a positioning groove 2b on the shell 2 of the coaxial connector.

As shown in fig. 1 to 11, in the illustrated embodiment, a barbed locking spring 10d is formed on the upper end portion 10b "of the plate body portion 110 of the other half shell 10", and the locking spring 10d is adapted to be locked into a positioning groove 2b on the housing 2 of the coaxial connector to prevent the coaxial connector module 1 from being pulled out of the slot 21.

As shown in fig. 1 to 11, in the illustrated embodiment, the other half-shell 10 "also comprises a third weld 10c". The third welding portion 10c ″ is connected to the rear side plate 113. The third weld 10c ″ is butted and welded to the inside of the rear end 10c 'of the plate body 110 of one half shell 10'.

As shown in fig. 1-11, in the illustrated embodiment, the coaxial connector module 1 is adapted to be inserted into a slot 21 in the housing 2 of a coaxial connector. The third soldering portion 10c ″ and the rear end portion 10c 'of the plate portion 110 of one half shell 10' constitute a fixing wing portion 1c of the shield shell 10, which fixing wing portion 1c is adapted to be sandwiched and fixed between the retaining projection 3c of the retainer 3 of the coaxial connector and the side wall of the insertion slot 21.

As shown in fig. 1 to 11, in the illustrated embodiment, the coaxial connector module 1 is adapted to be inserted into a slot 21 in the housing 2 of the coaxial connector. Guide projections 10a are also formed on the plate body portion 110 of the half shells 10', 10", the guide projections 10a projecting from the outer surface of the plate body portion 110 and being adapted to cooperate with the guide grooves 2a on the side walls of the insertion slot 21 to guide the insertion of the coaxial connector module 1 into the insertion slot 21.

As shown in fig. 1 to 11, in the illustrated embodiment, a first positioning projection 10e and a second positioning projection 10f projecting toward the inside of the shield shell 10 are further formed on the plate body portion 110 of the half shells 10', 10 ″, and a first positioning hole 14e and a second positioning hole 14f are formed on the insulator 14. The first positioning projection 10e and the second positioning projection 10f are engaged with the first positioning hole 14e and the second positioning hole 14f, respectively, to prevent the half shells 10', 10 ″ from moving in the first direction and the second direction perpendicular to each other with respect to the insulator 14.

As shown in fig. 1 to 11, in another exemplary embodiment of the present invention, a coaxial connector is also disclosed. The coaxial connector includes: a housing 2 and a plurality of the aforementioned coaxial connector modules 1. The housing 2 is formed with a plurality of slots 21. The plurality of coaxial connector modules 1 are inserted into the plurality of slots 21 of the housing 2, respectively.

As shown in fig. 1 to 11, in the illustrated embodiment, the coaxial connector further includes a retainer 3, the retainer 3 being fitted into the rear port 210 of the housing 2 and having a retaining projection 3c. The fixing wing portions 1c of the shield case 10 of the coaxial connector module 1 are sandwiched and fixed between the holding projections 3c and the side walls of the insertion groove 21.

As shown in fig. 1 to 11, in another exemplary embodiment of the present invention, a coaxial connector module 1 is also disclosed. The coaxial connector module 1 includes: a shield case 10, an insulator 14, and a cylindrical outer conductor 15. An insulator 14 is provided in the shield case 10. The cylindrical outer conductor 15 is connected to the front end of the shield case 10. The shield case 10 has electrical contacts 114, 115 extending from the front end thereof, and the electrical contacts 114, 115 are in electrical contact with the outside of the cylindrical outer conductor 15.

As shown in fig. 1 to 11, in the illustrated embodiment, the coaxial connector module 1 comprises at least two cylindrical outer conductors 15. The electrical contacts 114, 115 include a first electrical contact 114, the first electrical contact 114 being located between and in electrical contact with two adjacent cylindrical outer conductors 15.

As shown in fig. 1-11, in the illustrated embodiment, the first electrical contact 114 includes: a pair of cantilever portions 114a and a web portion 114b. The pair of cantilever portions 114a are in elastic electrical contact with the outer sides of the adjacent two cylindrical outer conductors 15, respectively. The web portion 114b is connected between the pair of cantilever portions 114a and the front end of the shield case 10.

As shown in fig. 1 to 11, in the illustrated embodiment, the shield case 10 has a pair of first electrical contacts 114. A pair of first electrical contacts 114 are connected to the front sides of the left and right side walls of the shield case 10, respectively.

As shown in fig. 1 to 11, in the illustrated embodiment, the electrical contacts 114, 115 further include a pair of second electrical contacts 115, and the pair of second electrical contacts 115 are respectively located on two opposite sides of two adjacent cylindrical outer conductors 15 and are respectively in electrical contact with two adjacent cylindrical outer conductors 15.

As shown in fig. 1 to 11, in the illustrated embodiment, the second electrical contact portion 115 is a cantilever-like spring, and the second electrical contact portion 115 has a raised electrical contact 115a, the electrical contact 115a being in electrical contact with the outside of the cylindrical outer conductor 15.

As shown in fig. 1 to 11, in the illustrated embodiment, the shield case 10 further has a pair of first soldering portions 118, and the pair of first soldering portions 118 are respectively connected to lower sides of front sides of left and right side walls of the shield case 10. A pair of first welding parts 118 are perpendicularly bent with respect to the left and right side walls of the shield case 10 and overlap and are welded to each other.

As shown in fig. 1 to 11, in the illustrated embodiment, one second electrical contact 115 of a pair of second electrical contacts 115 is connected to the front side edge of the top wall of the shield case 10. The other second electrical contact 115 of the pair of second electrical contacts 115 is connected to a side of one first soldering part 118 of the shield case 10.

As shown in fig. 1 to 11, in the illustrated embodiment, the cylindrical outer conductor 15 includes: a cylindrical body 150 and a pair of weld tabs 152. A pair of welding tongues 152 extend rearward from the side edges of both sides of the rear end portion 151 of the tubular body 150. A pair of welding tongues 152 are welded to the outer sides of the front ends of the left and right side walls of the shield case 10, respectively.

As shown in fig. 1 to 11, in the illustrated embodiment, recessed soldering portions 117 are formed at the outer sides of the left and right side walls of the shield case 10, respectively, and the soldering tongue 152 is positioned in the recessed soldering portions 117 and soldered to the soldering portions 117. An accommodation recess 147 corresponding to the soldering portion 117 is formed on the insulator 14, and the soldering portion 117 protrudes toward the inside of the shield shell 10 and is positioned in the accommodation recess 147 of the insulator 14.

As shown in fig. 1 to 11, in the illustrated embodiment, the coaxial connector module 1 further comprises at least two center terminals 11, 12. At least two center terminals 11, 12 are provided in the insulator 14. First connection ends 11a, 12a of the at least two center terminals 11, 12 extend from the insulator 14 and respectively extend into the at least two cylindrical outer conductors 15 for mating connection with mating center terminals of a mating coaxial connector.

As shown in fig. 1 to 11, in the illustrated embodiment, the coaxial connector module 1 further includes a shield terminal 13, the shield terminal 13 being disposed between adjacent two of the center terminals 11, 12 and including a plate-like main body 13c fixed into the insulator 14.

As shown in fig. 1 to 11, in the illustrated embodiment, drawing structures 111 protruding toward the inside of the shield case 10 are formed on the left and right side walls of the shield case 10, respectively, and the drawing structures 111 include a peripheral wall 111a and a bottom wall 111b enclosing a cavity. A slot 141 is formed on the insulator 14, and a pair of drawing structures 111 on the shield case 10 are inserted into the slot 141 from both left and right sides of the insulator 14, respectively. The bottom walls 111b of the pair of draw structures 111 abut on both surfaces of the plate-like body 13c of the shield terminal 13, respectively, and are welded to both surfaces of the plate-like body 13c, respectively. The pair of draw structures 111 and the shield terminal 13 constitute an electromagnetic isolation structure electromagnetically separating the adjacent two center terminals 11, 12.

As shown in fig. 1 to 11, in the illustrated embodiment, the shielding shell 10 comprises two half shells 10', 10 "assembled together, the two half shells 10', 10" each being a one-piece stamped and formed part. Half-shells 10', 10 "comprise a plate body 110, plate body 110 of the two half-shells 10', 10" constituting a left and a right side wall of shielding shell 10, respectively.

As shown in fig. 1 to 11, in the illustrated embodiment, the center terminals 11, 12 include: terminal bodies 11c, 12c, first connection ends 11a, 12a and second connection ends 11b, 12b. The terminal bodies 11c, 12c are fixed into the insulator 14. The first connection ends 11a, 12a are connected to one ends of the terminal bodies 11c, 12c and extend to the outside of the insulator 14. The second connection ends 11b, 12b are connected to the other ends of the terminal bodies 11c, 12c and extend to the outside of the insulator 14. The plate-like body 13c of the shield terminal 13 is disposed between the terminal bodies 11c, 12c of the adjacent two center terminals 11, 12.

As shown in fig. 1-11, in the illustrated embodiment, the insulator 14 includes a body portion 140 and at least two retention posts 145. At least two retention posts 145 extend forwardly from the body portion 140. The first connection ends 11a, 12a of the at least two center terminals 11, 12 extend from the front ends of the at least two holding posts 145, respectively, and the at least two holding posts 145 are inserted into the at least two cylindrical outer conductors 15, respectively.

As shown in fig. 1 to 11, in the illustrated embodiment, the shield terminal 13 further includes a connection portion 13a. The connecting portion 13a is connected to the plate-like body 13c and extends to the outside of the insulator 14. The connecting portion 13a of the shield terminal 13 is sandwiched and welded between a pair of first contact portions 114 on the shield case 10.

As shown in fig. 1 to 11, in the illustrated embodiment, the shield terminal 13 further includes a first ground pin 13b, and the first ground pin 13b is connected to the plate-shaped body 13c and extends to the outside of the insulator 14 for electrical connection to the circuit board. The shield case 10 further includes a plurality of second ground pins 119, and the plurality of second ground pins 119 are respectively connected to lower sides of the left and right sidewalls of the shield case 10 for electrical connection to the circuit board.

As shown in fig. 1 to 11, in another exemplary embodiment of the present invention, a coaxial connector is also disclosed. The coaxial connector includes: a housing 2 and a plurality of the aforementioned coaxial connector modules 1. A plurality of slots 21 are formed in the housing 2. The plurality of coaxial connector modules 1 are inserted into the plurality of slots 21 of the housing 2, respectively.

As shown in fig. 1 to 11, in the illustrated embodiment, pushing portions 24, 25 are formed in the insertion groove 21 of the housing 2, and the pushing portions 24, 25 are interference-fitted with the electrical contact portions 114, 115 to push the electrical contact portions 114, 115 outside the cylindrical outer conductor 15 so that the electrical contact portions 114, 115 are in reliable electrical contact with the cylindrical outer conductor 15.

As shown in fig. 1-11, in the illustrated embodiment, the electrical contacts 114, 115 include a first electrical contact 114 and a second electrical contact 115. The pushing portions 24, 25 include a first pushing portion 24 and a second pushing portion 25. The first pressing portion 24 is inserted between the pair of cantilever portions 114a of the first electrical contact portion 114 to press the pair of cantilever portions 114a against the adjacent two cylindrical outer conductors 15, respectively. The second pushing portion 25 abuts on the second electrical contact portion 115 to push the second electrical contact portion 115 against the cylindrical outer conductor 15.

It is understood by those skilled in the art that the above-described embodiments are exemplary and can be modified by those skilled in the art, and that the structures described in the various embodiments can be freely combined without conflict in structure or principle, and that such modifications are intended to fall within the scope of the present invention.

Although the present invention has been described in connection with the accompanying drawings, the embodiments disclosed in the drawings are intended to exemplify preferred embodiments of the present invention, and should not be construed as limiting the present invention.

Although a few embodiments of the present general inventive concept have been shown and described, it would be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the general inventive concept, the scope of which is defined in the claims and their equivalents.

It should be noted that the word "comprising" does not exclude other elements or steps, and the words "a" or "an" do not exclude a plurality. Additionally, any element numbers of the claims should not be construed as limiting the scope of the invention.

Claims (24)

1. A coaxial connector module, comprising:

a shielding shell (10) comprising two half-shells (10', 10 ") assembled together;

an insulator (14) provided in the shield shell (10); and

at least two central terminals (11, 12) arranged in the insulator (14),

the method is characterized in that:

electromagnetic isolation portions (111) protruding toward the inside of the shield case (10) are formed on the two half cases (10' ) respectively to electromagnetically isolate at least a part of the adjacent two center terminals (11, 12).

2. The coaxial connector module of claim 1, wherein:

a slot (141) is formed in the insulator (14), and the electromagnetic isolation sections (111) of the two half shells (10' ) are inserted into the slot (141) from both sides of the insulator (14).

3. The coaxial connector module of claim 2, wherein:

the two half shells (10' ) are respectively an integral stamping part, and the electromagnetic isolation part (111) is a drawing structure (111) which is formed by stamping and has a preset depth;

the drawing structure (111) comprises a peripheral wall (111 a) and a bottom wall (111 b) enclosing a cavity, and the drawing structure (111) is a seamless structure.

4. The coaxial connector module of claim 3, wherein:

the bottom walls (111 b) of the withdrawal structure (111) on the two half-shells (10', 10 ") are opposite each other in the depth direction of the withdrawal structure (111) and are adjacent to each other or in contact with each other.

5. The coaxial connector module of claim 3, further comprising:

a shield terminal (13) arranged in said insulating body (14) and comprising a plate-like body (13 c) located between the withdrawal structures (111) of said two half-shells (10', 10 "),

the bottom walls (111 b) of the withdrawal structures (111) of the two half-shells (10', 10 ") rest respectively on two surfaces of a plate-shaped body (13 c) of the shielding terminal (13) and are welded respectively to the two surfaces of the plate-shaped body (13 c).

6. The coaxial connector module of claim 5, wherein:

the shield terminal (13) and the two adjacent central terminals (11, 12) are arranged in a vertical plane perpendicular to the depth direction of the draw structure (111);

the shielding terminal (13) is positioned between two adjacent central terminals (11, 12) and is respectively spaced apart from the two adjacent central terminals (11, 12);

the surface of the plate-shaped main body (13 c) of the shield terminal (13) is perpendicular to the depth direction of the drawing structure (111).

7. The coaxial connector module of claim 5, wherein:

the center terminal (11, 12) includes:

a terminal body (11 c, 12 c) fixed into the insulator (14);

a first connection end (11 a, 12 a) connected to one end of the terminal main body (11 c, 12 c) and extending to the outside of the insulator (14) in a first direction; and

a second connection end (11 b, 12 b) connected to the other end of the terminal body (11 c, 12 c) and extending to the outside of the insulator (14) in a second direction perpendicular to the first direction,

the plate-shaped main body (13 c) of the shield terminal (13) is fixed in the insulator (14) and is arranged between the terminal main bodies (11 c, 12 c) of the adjacent two center terminals (11, 12).

8. The coaxial connector module of claim 7, wherein:

the first direction and the second direction are perpendicular to a depth direction of the drawing structure (111), and the terminal body (11 c, 12 c) and the plate-shaped body (13 c) are L-shaped.

9. The coaxial connector module of claim 5, further comprising:

at least two hollow cylindrical outer conductors (15) connected to the front end of the shield shell (10) for mating connection with mating outer conductors of a mating coaxial connector,

first connection ends (11 a, 12 a) of the at least two center terminals (11, 12) respectively extend into the at least two cylindrical outer conductors (15) and are used for being in butt joint connection with a butt center terminal of the butt coaxial connector.

10. The coaxial connector module of claim 9, wherein:

the insulator (14) includes:

a main body part (140), the slot hole (141) being formed on the main body part (140); and

at least two retention posts (145) extending forwardly from the body portion (140) in a first direction,

first connection ends (11 a, 12 a) of the at least two center terminals (11, 12) extend from front ends of the at least two holding posts (145), respectively, and the at least two holding posts (145) are inserted into the at least two cylindrical outer conductors (15), respectively.

11. The coaxial connector module of claim 9, wherein:

the half-shells (10' ) comprise:

a plate body portion (110), the suction structure (111) being formed on the plate body portion (110); and

and first contact portions (114) which are connected to the front side edges of the plate portions (110) and which are in electrical contact with the outer sides of two adjacent cylindrical outer conductors (15), respectively.

12. The coaxial connector module of claim 11, wherein:

the shield terminal (13) further includes a connecting portion (13 a), the connecting portion (13 a) being connected to the plate-shaped body (13 c) and extending to the outside of the insulator (14);

the connecting portion (13 a) of the shield terminal (13) is clamped and welded between the first contact portions (114) of the two half-shells (10' ).

13. The coaxial connector module of claim 11, wherein:

the half-shell (10', 10 ") further comprises:

a first welding part (118) connected to a front side edge of the plate body part (110) and bent perpendicularly with respect to the plate body part (110),

the first welds (118) of the two half-shells (10', 10 ") are overlapped and welded to each other.

14. The coaxial connector module of claim 11, wherein:

the shield terminal (13) further comprises a first ground pin (13 b), the first ground pin (13 b) being connected to the plate-like body (13 c) and extending to the outside of the insulator (14) for electrical connection to a circuit board;

the half-shell (10', 10 ") further comprises a second grounding pin (119), the second grounding pin (119) being connected to the board body (110) for electrical connection to the circuit board.

15. The coaxial connector module of claim 11, wherein:

one half-shell (10 ') of the two half-shells (10 ' ) further comprises a top side plate (112), the top side plate (112) being connected to a top side of the plate body portion (110) of the one half-shell (10 ');

the other half-shell () of the two half-shells (10', 10 ") further comprises a rear side plate (113), the rear side plate (113) being connected to a rear side of the plate body portion (110) of the other half-shell (10");

the plate body parts (110) of the two half shells (10' ) respectively form the left side wall and the right side wall of the shielding shell (10), and the top side plate (112) and the rear side plate (113) respectively form the top side wall and the rear side wall of the shielding shell (10).

16. The coaxial connector module of claim 15, wherein:

said one half-shell (10') further comprising:

a second welding part (10 b') connected to the top side plate (112) and bent perpendicularly with respect to the top side plate (112),

the second welding part (10 b ') is abutted and welded on the inner side of the upper end part (10 b ') of the plate body part (110) of the other half shell (10 ').

17. The coaxial connector module of claim 16, wherein:

the coaxial connector module (1) is suitable for being inserted into a slot (21) on a shell (2) of a coaxial connector;

the second weld (10 b') and the upper end (10 b ") of the plate body portion (110) of the other half-shell (10") constitute positioning ribs (10 b) of the shielding shell (10), said positioning ribs (10 b) being adapted to be inserted into positioning grooves (2 b) on the housing (2) of the coaxial connector.

18. The coaxial connector module of claim 17, wherein:

an inverted locking spring (10 d) is formed on the upper end (10 b ") of the plate body part (110) of the other half shell (10"), and the locking spring (10 d) is suitable for being locked into a positioning groove (2 b) on the shell (2) of the coaxial connector so as to prevent the coaxial connector module (1) from being pulled out of the slot (21).

19. The coaxial connector module of claim 16, wherein:

said other half-shell (10 ") further comprising:

a third welding part (10 c') connected to the rear side plate (113),

the third welding portion (10 c ') is abutted against and welded to the inner side of the rear end portion (10 c ') of the plate body portion (110) of the one half case (10 ').

20. The coaxial connector module of claim 19, wherein:

the coaxial connector module (1) is suitable for being inserted into a slot (21) on a shell (2) of a coaxial connector;

the third welding portion (10 c ') and the rear end portion (10 c ') of the plate body portion (110) of the one half shell (10 ') constitute a fixing wing portion (1 c) of the shield shell (10), the fixing wing portion (1 c) being adapted to be sandwiched and fixed between a retaining projection (3 c) of a retainer (3) of a coaxial connector and a side wall of the insertion groove (21).

21. The coaxial connector module of claim 11, wherein:

the coaxial connector module (1) is suitable for being inserted into a slot (21) on a shell (2) of a coaxial connector;

a guide projection (10 a) is further formed on the plate body (110) of the half shell (10' ), the guide projection (10 a) projects from the outer surface of the plate body (110) and is suitable for matching with a guide groove (2 a) on the side wall of the slot (21) so as to guide the coaxial connector module (1) to be inserted into the slot (21).

22. The coaxial connector module of claim 11, wherein:

a first positioning projection (10 e) and a second positioning projection (10 f) which project towards the inside of the shielding shell (10) are formed on the plate body part (110) of the half shell (10' ), and a first positioning hole (14 e) and a second positioning hole (14 f) are formed on the insulator (14);

the first positioning projection (10 e) and the second positioning projection (10 f) are engaged with the first positioning hole (14 e) and the second positioning hole (14 f), respectively, to prevent the half shells (10', 10 ") from moving in first and second directions perpendicular to each other with respect to the insulator (14).

23. A coaxial connector, comprising:

a housing (2) formed with a plurality of slots (21); and

a plurality of coaxial connector modules (1) respectively inserted into a plurality of slots (21) of the housing (2),

the plurality of coaxial connector modules (1) are identical and the coaxial connector module (1) is according to any one of claims 1-22.

24. The coaxial connector of claim 23, further comprising:

a holder (3) mounted into a rear port (210) of the housing (2) and having a holding projection (3 c),

the fixing wing part (1 c) of the shield case (10) of the coaxial connector module (1) is sandwiched and fixed between the holding projection (3 c) and the side wall of the insertion groove (21).

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