CN115332855B - USB C type socket connector - Google Patents
USB C type socket connector Download PDFInfo
- Publication number
- CN115332855B CN115332855B CN202210884382.3A CN202210884382A CN115332855B CN 115332855 B CN115332855 B CN 115332855B CN 202210884382 A CN202210884382 A CN 202210884382A CN 115332855 B CN115332855 B CN 115332855B
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- Prior art keywords
- terminals
- power terminal
- glue
- tongue plate
- climbing
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 60
- 229910052742 iron Inorganic materials 0.000 claims abstract description 30
- 239000002184 metal Substances 0.000 claims abstract description 13
- 229910052751 metal Inorganic materials 0.000 claims abstract description 13
- 239000003292 glue Substances 0.000 claims description 64
- 230000009194 climbing Effects 0.000 claims description 58
- 210000000078 claw Anatomy 0.000 claims description 12
- 238000003466 welding Methods 0.000 claims description 11
- 238000001746 injection moulding Methods 0.000 claims description 6
- 238000013329 compounding Methods 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 4
- 239000000047 product Substances 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 5
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000007847 structural defect Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
- H01R13/405—Securing in non-demountable manner, e.g. moulding, riveting
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/646—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00 specially adapted for high-frequency, e.g. structures providing an impedance match or phase match
- H01R13/6473—Impedance matching
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention relates to a USB C-type socket connector, which is provided with an insulating body, an upper row of terminals, a lower row of terminals, a middle iron sheet and a metal shell, wherein the insulating body is provided with a tongue plate protruding forwards; the upper row of terminals and the lower row of terminals are arranged on the insulating body, the contact part of the first power terminal in the upper row of terminals is positioned on the upper side surface of the tongue plate, and the contact part of the first power terminal is provided with a first side edge extending from the side edge of the tongue plate; the contact part of the third power terminal in the lower row of terminals is positioned on the lower side surface of the tongue plate, the contact part of the third power terminal is provided with a second side edge extending from the side edge of the tongue plate, the middle iron sheet is arranged on the insulating body and positioned between the upper row of terminals and the lower row of terminals, the middle iron sheet is provided with a contact arm extending forwards, the contact arm is embedded between the first side edge and the second side edge and forms conductive connection, the impedance characteristic is adjusted, the requirement of higher speed is met, meanwhile, the structural performance of a product is improved, and the plugging usability is improved. Simple process and low cost.
Description
Technical Field
The invention relates to the technical field of electric connectors, in particular to a USB C-type socket connector.
Background
USB C-type socket connector with high frequency transmission and support for positive and negative plug is more and more popular with consumers and is gradually and widely applied to various electronic products. The existing USB C-type socket connector comprises an upper terminal module, a lower terminal module, a metal shielding sheet, a pair of grounding sheets, a filling part and a metal shell, wherein the upper terminal module and the lower terminal module are semi-finished products, the upper terminal module comprises an upper insulating block and an upper terminal group which is inserted and formed on the insulating block, and the lower terminal module comprises a lower insulating block and a lower terminal group which is inserted and formed on the lower insulating block. In the manufacturing process of the USB C-type socket connector, firstly, an upper terminal module and a lower terminal module are respectively formed, secondly, a shielding sheet is clamped between the upper terminal module and the lower terminal module, then, a grounding sheet is assembled on the outer sides of the upper terminal module and the lower terminal module, then, a filling part is injection-molded on the outer sides of the upper terminal module, the lower terminal module, the shielding sheet and the grounding sheet to form a complete terminal module, and finally, a metal shell is assembled on the outer sides of the terminal modules. The USB C-type socket connector with the structure has structural defects, influences manufacturing and use, has higher transmission rate requirements on the USB C-type socket connector along with the development of digital technology, and has impedance matching while the rate is improved, so that the structure of the existing USB C-type socket connector is difficult to meet the requirements, and the application of the USB C-type socket connector is also influenced. Therefore, there is a need to design a new USB type-C receptacle connector to overcome the above-mentioned problems.
Disclosure of Invention
The invention aims to provide a USB C-type socket connector which well solves the technical problems, improves the structure, improves the practicability and meets the requirement of higher transmission rate.
In order to achieve the above purpose, the invention adopts the following technical scheme:
A USB type-C receptacle connector, having:
an insulating body having a tongue plate protruding forward;
the upper row of terminals are arranged on the insulating body, the upper row of terminals are provided with two pairs of upper row of power terminals, each pair of upper row of power terminals comprises a first power terminal and a second power terminal which are matched with each other, the contact parts of the two first power terminals are respectively positioned at the left side and the right side of the upper side face of the tongue plate, and the contact parts of the first power terminals are provided with first side edges which extend out of the side faces of the tongue plate;
The lower row of terminals are arranged on the insulating body, each lower row of terminals is provided with two pairs of lower row of power terminals, and each pair of lower row of power terminals comprises a third power terminal and a fourth power terminal which are mutually matched; the contact parts of the two third power terminals are respectively positioned at the left side and the right side of the lower side face of the tongue plate, and are provided with second side edges which extend out from the side edges of the tongue plate, and an inner groove is reserved between the second side edges and the first side edges in an up-down spaced manner;
the middle iron sheet is arranged on the insulating body and between the upper row of terminals and the lower row of terminals, contact arms extending forwards are respectively arranged on the left side and the right side of the middle iron sheet, the contact arms are embedded in the concave grooves, and the upper side and the lower side of the contact arms are respectively connected with the second side edge and the first side edge in a conducting manner;
and the metal shell wraps the insulating body and is provided with a plug interface at the front end, the tongue plate is positioned inside the plug interface, and the upper row of terminals and the lower row of terminals are provided with welding pins which extend out of the metal shell backwards.
The above scheme is further that the outer sides of the contact arms of the middle iron sheet extend towards the upper and lower directions respectively to form outer wrapping edges, and the outer wrapping edges are attached to and wrap the outer side surfaces of the first side edge and the second side edge.
The scheme is that the extending ends of the left contact arm and the right contact arm of the middle iron sheet are communicated together through the front surrounding baffle, and the front surrounding baffle is attached to the front end of the tongue plate.
The technical scheme is that the insulating body connects the upper row of terminals, the lower row of terminals and the middle iron sheet together in an injection molding mode; the contact surface of the first power supply terminal is provided with a first glue climbing hole which is vertically communicated, the contact surface of the second power supply terminal is provided with a second glue climbing hole which is vertically communicated, the contact surface of the third power supply terminal is provided with a third glue climbing hole which is vertically communicated, the contact surface of the fourth power supply terminal is provided with a fourth glue climbing hole which is vertically communicated, and local glue positions of the tongue plate of the insulating body are respectively correspondingly filled into the first glue climbing hole, the second glue climbing hole, the third glue climbing hole and the fourth glue climbing hole.
The above scheme is further that the insulating body is formed by compounding a positioning insulating block and an outer wrapping insulating block which are formed in a split mode, wherein the positioning insulating block is used for positioning and connecting an upper row of terminals, a lower row of terminals and a middle iron sheet into a module, and then the module and the outer wrapping insulating block are formed together in an injection molding mode.
The technical scheme is that the adjacent side edges of the first power terminal and the second power terminal are in a wave shape, the first glue climbing holes and the second glue climbing holes are respectively formed in the convex crest area, and the first glue climbing holes and the second glue climbing holes are arranged in a staggered manner in the front-back direction of the tongue plate; the adjacent side edges of the third power terminal and the fourth power terminal are in a wave shape, a third glue climbing hole and a fourth glue climbing hole are respectively formed in the convex crest area, and the third glue climbing hole and the fourth glue climbing hole are arranged in a staggered manner in the front-back direction of the tongue plate; the first power terminal and the third power terminal are consistent in structural form and are opposite up and down, and the welding pins of the first power terminal and the third power terminal are adjacent and abutted together; the second power supply terminal and the fourth power supply terminal are consistent in structural form and are vertically opposite to each other, and the welding pins of the second power supply terminal and the fourth power supply terminal are adjacent and abutted together.
The above scheme is further that the first glue climbing hole, the second glue climbing hole, the third glue climbing hole and the fourth glue climbing hole are round, square, elliptic, quincuncial or polygonal.
The scheme is that the front end of the contact part of the first power supply terminal is provided with a first claw part protruding forwards; and a third claw part protruding forwards is arranged at the front end of the contact part of the third power supply terminal, and the first claw part and the third claw part are submerged in the tongue plate.
The above scheme is that the middle iron sheet is also provided with a bulge part which is positioned on the outer side surface of the outer wrapping edge and is used for being in contact connection with an externally inserted opposite insertion element.
The invention builds connection and conduction between the corresponding power terminals of the upper and lower rows at the left and right sides of the tongue plate in the inserting direction, and forms an inserting support system of the left and right sides of the tongue plate together with the middle iron sheet, thereby not only increasing the facing area between the corresponding power terminals of the upper and lower rows, adjusting the impedance characteristic between the corresponding power terminals of the upper and lower rows, thereby meeting the requirement of higher speed and realizing high frequency; meanwhile, the product structural performance of the connector is improved, the plugging usability is improved, when the plug element is plugged, the left side and the right side of the tongue plate are matched in a plugging manner, the situation that the product is glued or glue is broken is avoided, the plugging force is increased, the USB C-type socket connector is prevented from being damaged, and the service life of the USB C-type socket connector is prolonged.
Still another advantage of the present invention is that the number of manufacturing steps is reduced, the process is simplified, and the cost is reduced.
Drawings
FIG. 1 is a schematic structural diagram of a preferred embodiment of the present invention;
FIG. 2 is a partially exploded view of the embodiment of FIG. 1;
FIG. 3 is a schematic diagram showing a sub-division of the structure of the insulating body in the embodiment of FIG. 2;
FIG. 4 is a schematic view of the embodiment of FIG. 1 with the middle iron plate exploded from the insulator body;
FIG. 5 is a schematic diagram of the connection structure of the upper row of terminals, the lower row of terminals and the middle iron sheet in the embodiment of FIG. 1;
FIG. 6 is a schematic top view of the embodiment of FIG. 5;
fig. 7 is an exploded view of the embodiment of fig. 5.
Detailed Description
The conception, specific structure, and technical effects of the present invention will be further described with reference to the accompanying drawings to fully understand the objects, features, and effects of the present invention.
It should be noted that, in the description of the present invention, terms such as "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate directions or positional relationships based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus are not to be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," "fourth" and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated.
Referring to fig. 1 to 7, which are schematic structural views of a preferred embodiment of the present invention, the present invention relates to a USB C-type socket connector, which has an insulating body 1, an upper row of terminals 2, a lower row of terminals 3, a middle iron sheet 5 and a metal housing 6, and is exemplified by a horizontal board connection.
The insulating body 1 has a tongue plate 11 protruding forward; the upper row of terminals 2 is arranged on the insulating body 1, and the upper row of terminals 2 is provided with two pairs of upper row of power terminals and corresponding signal terminals so as to support functions of USB standard such as charging, data transmission, display output and the like. Each pair of upper row power terminals comprises a first power terminal 21 and a second power terminal 22 which are mutually matched, the contact parts of the two first power terminals 21 are respectively positioned at the left side edge and the right side edge of the upper side face of the tongue plate 11, and the contact parts of the first power terminals 21 are provided with first side edges 211 which extend from the side edges of the tongue plate 11. The lower row of terminals 3 are arranged on the insulating body 1, and the lower row of terminals 3 are provided with two pairs of lower row of power terminals and corresponding signal terminals so as to support functions of USB standard such as charging, data transmission, display output and the like; further, the connection interface of the front and back sides is realized by cooperating with the upper row of terminals 2, so that the use requirement is met. Each pair of lower row power terminals comprises a third power terminal 31 and a fourth power terminal 32 which are matched with each other; the contact portions of the two third power terminals 31 are respectively positioned at the left and right sides of the lower side surface of the tongue plate 11, and the contact portions of the third power terminals 31 are provided with second side edges 311 extending from the sides of the tongue plate 11, and the second side edges 311 and the first side edges 211 are spaced up and down with the inner grooves 4 left therebetween. The middle iron sheet 5 is arranged on the insulating body 1 and is positioned between the upper row of terminals 2 and the lower row of terminals 3, the left side and the right side of the middle iron sheet 5 are respectively provided with a contact arm 51 extending forwards, the contact arms 51 are embedded in the concave grooves 4, the upper side surface and the lower side surface of the contact arms 51 are respectively connected with the second side edge 311 and the first side edge 211 in a conducting manner, so that the connection and the conduction between the corresponding power terminals of the upper row and the lower row are realized, the structural system not only increases the facing area between the first power terminal 21 and the third power terminal 31, but also adjusts the impedance characteristics between the corresponding power terminals of the upper row and the lower row, thereby meeting the requirement of higher speed and realizing high frequency; meanwhile, the contact arms 51 of the first power terminal 21, the third power terminal 31 and the middle iron sheet 5 form a plug support system on the left side and the right side of the tongue plate, so that the structural performance of the connector is improved, the plug usability is improved, when a plug element is plugged, the plug fit of metal texture is provided on the left side and the right side of the tongue plate, the situation that the product is glued or broken is avoided, the plug force is increased, the damage to the USB C-type socket connector is prevented, and the service life of the USB C-type socket connector is prolonged. The metal shell 6 wraps the insulating body 1 and forms a plug interface 61 at the front end, the tongue plate 11 is positioned inside the plug interface 61, the upper row of terminals 2 and the lower row of terminals 3 are provided with welding pins which extend out of the metal shell 6 backwards, the welding pins of the upper row of terminals 2 and the lower row of terminals 3 extend backwards to form a row in the drawing, the upper plate is convenient to weld, and the welding process is optimized.
Referring to fig. 1 to 7, in this embodiment, the outer sides of the contact arms 51 of the middle iron sheet 5 extend in the up-down direction to form outer wrapping edges 52, and the outer wrapping edges 52 are attached to and wrap the outer sides of the first side edge 211 and the second side edge 311, so as to increase the contact conducting surface and have a protection function. In this embodiment, the upper and lower surfaces of the outer peripheral edge 52 are flush with the contact surfaces of the first power terminal 21 and the third power terminal 31, respectively, so as to increase the integrity. The extending ends of the left and right contact arms 51 of the middle iron sheet 5 are communicated together through a front surrounding baffle plate 53, the front surrounding baffle plate 53 is attached to the front end of the tongue plate 11, and the connection between the corresponding power terminals in the upper row and the lower row is achieved, so that the electrical performance is further improved; meanwhile, the overall plug structure of the tongue plate is further improved, and the service life is prolonged. In this embodiment, the middle iron sheet 5 is further provided with a bulge 54, and the bulge 54 is located on the outer side surface of the outer wrapping edge 52 and is used for contacting and connecting with an externally inserted opposite insertion element, so as to improve the insertion stability and the insertion force.
Referring to fig. 1 to 7, in this embodiment, the insulation body 1 connects the upper row of terminals 2, the lower row of terminals 3 and the middle iron sheet 5 together by injection molding; in order to improve the manufacturing convenience and the product quality, the further optimization process is as follows: the insulating body 1is formed by compounding a positioning insulating block 12 and an outer wrapping insulating block 13 which are molded in a dividing way, wherein the positioning insulating block 12 is used for positioning and connecting the upper row of terminals 2, the lower row of terminals 3 and the middle iron sheet 5 into a module, and then the module and the outer wrapping insulating block 13 are molded together in an injection mode. The contact surface of the first power terminal 21 is provided with a first glue climbing hole 212 which is vertically penetrated, the contact surface of the second power terminal 22 is provided with a second glue climbing hole 221 which is vertically penetrated, the contact surface of the third power terminal 31 is provided with a third glue climbing hole 312 which is vertically penetrated, the contact surface of the fourth power terminal 32 is provided with a fourth glue climbing hole 321 which is vertically penetrated, and during injection molding, the local glue positions of the tongue plate 11 of the insulating body 1 are respectively correspondingly filled in the first glue climbing hole 212, the second glue climbing hole 221, the third glue climbing hole 312 and the fourth glue climbing hole 321; the corresponding power terminals are further grasped by the climbing glue position, so that a stable contact surface is obtained for plugging and using, and the usability of the product is improved. In this embodiment, the adjacent side edges of the first power terminal 21 and the second power terminal 22 are in a wave shape, the first glue climbing hole 212 and the second glue climbing hole 221 are respectively opened in the convex crest area, and the first glue climbing hole 212 and the second glue climbing hole 221 are arranged in a staggered manner in the front-back direction of the tongue plate 11; the adjacent side edges of the third power terminal 31 and the fourth power terminal 32 are in a wave shape, the third glue climbing hole 312 and the fourth glue climbing hole 321 are respectively arranged in the convex crest area, and the third glue climbing hole 312 and the fourth glue climbing hole 321 are arranged in a staggered manner in the front-back direction of the tongue plate 11; the structure can meet the requirement of the workability of the power supply terminal and simultaneously meet the requirement of opening holes without influencing the structural property of the product. In this embodiment, the first power terminal 21 and the third power terminal 31 are identical in structure and vertically opposite to each other, and the welding pins of the first power terminal 21 and the third power terminal 31 are adjacent and abutted together; the second power terminal 22 and the fourth power terminal 32 are identical in structure and vertically opposite to each other, and the second power terminal 22 and the welding pin of the fourth power terminal 32 are adjacently abutted together. Simple structure, convenient shaping preparation.
In this embodiment, the first glue climbing hole 212, the second glue climbing hole 221, the third glue climbing hole 312 and the fourth glue climbing hole 321 are circular, and of course, may be square, oval, quincuncial, polygonal, etc. as required, so as to achieve the effect of glue climbing and fixing the terminal. Further in this embodiment, a front end of the contact portion of the first power terminal 21 is provided with a first claw portion 213 protruding forward; the front end of the contact part of the third power terminal 31 is provided with a third claw part 313 protruding forward, the first claw part 213 and the third claw part 313 are both submerged in the tongue plate 11, so that the connection of the terminal and the tongue plate is further improved, the faults such as tilting are prevented, a stable contact surface is further obtained for plugging, and the service performance of the product is improved.
The USB C-type socket connector provided by the invention reduces manufacturing steps in manufacturing, simplifies manufacturing process and reduces cost; the product performance is that the upper and lower rows of corresponding power terminals are connected and conducted on the left and right sides of the tongue plate in the inserting direction, and the upper and lower rows of corresponding power terminals and the middle iron sheet form an inserting support system on the left and right sides of the tongue plate, so that the opposite areas between the upper and lower rows of corresponding power terminals are increased, the impedance characteristics between the upper and lower rows of corresponding power terminals are adjusted, the requirement of higher speed is met, and high frequency is realized; meanwhile, the product structural performance of the connector is improved, the plugging usability is improved, when the plug element is plugged, the left side and the right side of the tongue plate are matched in a plugging manner, the situation that the product is glued or glue is broken is avoided, the plugging force is increased, the USB C-type socket connector is prevented from being damaged, and the service life of the USB C-type socket connector is prolonged.
The present invention has been described in detail with reference to the embodiments, but it is to be understood that the invention is not limited to the embodiments, and all equivalent changes and modifications can be made according to the spirit of the invention.
Claims (7)
1. A USB type-C receptacle connector, comprising:
An insulating body (1), wherein the insulating body (1) is provided with a tongue plate (11) protruding forwards;
The upper row of terminals (2) are arranged on the insulating body (1), the upper row of terminals (2) is provided with two pairs of upper row of power terminals, each pair of upper row of power terminals comprises a first power terminal (21) and a second power terminal (22) which are mutually matched, the contact parts of the two first power terminals (21) are respectively positioned at the left side and the right side of the upper side face of the tongue plate (11), and the contact parts of the first power terminals (21) are provided with first side edges (211) which extend out of the side edges of the tongue plate (11);
The lower row of terminals (3) are arranged on the insulating body (1), the lower row of terminals (3) are provided with two pairs of lower row of power terminals, and each pair of lower row of power terminals comprises a third power terminal (31) and a fourth power terminal (32) which are matched with each other; the contact parts of the two third power terminals (31) are respectively positioned at the left side and the right side of the lower side surface of the tongue plate (11), the contact parts of the third power terminals (31) are provided with second side edges (311) which extend out from the side edges of the tongue plate (11), and inner grooves (4) are reserved between the second side edges (311) and the first side edges (211) in an up-down spaced mode;
The middle iron sheet (5) is arranged on the insulating body (1) and is positioned between the upper row of terminals (2) and the lower row of terminals (3), contact arms (51) extending forwards are respectively arranged on the left side and the right side of the middle iron sheet (5), the contact arms (51) are embedded in the concave grooves (4), and the upper side surface and the lower side surface of the contact arms (51) are respectively connected with the second side edge (311) and the first side edge (211) in a conducting manner;
The metal shell (6), the metal shell (6) wraps the insulating body (1) and a plug interface (61) is formed at the front end, the tongue plate (11) is positioned inside the plug interface (61), and the upper row of terminals (2) and the lower row of terminals (3) are provided with welding pins which extend out of the metal shell (6) backwards;
The insulation body (1) connects the upper row of terminals (2), the lower row of terminals (3) and the middle iron sheet (5) together in an injection molding mode; the contact surface of the first power terminal (21) is provided with a first climbing glue hole (212) which is vertically communicated, the contact surface of the second power terminal (22) is provided with a second climbing glue hole (221) which is vertically communicated, the contact surface of the third power terminal (31) is provided with a third climbing glue hole (312) which is vertically communicated, the contact surface of the fourth power terminal (32) is provided with a fourth climbing glue hole (321) which is vertically communicated, and local glue positions of the tongue plate (11) of the insulating body (1) are respectively correspondingly filled into the first climbing glue hole (212), the second climbing glue hole (221), the third climbing glue hole (312) and the fourth climbing glue hole (321);
The adjacent side edges of the first power terminal (21) and the second power terminal (22) are in a wave shape, the first glue climbing holes (212) and the second glue climbing holes (221) are respectively formed in the convex wave crest area, and the first glue climbing holes (212) and the second glue climbing holes (221) are arranged in a staggered mode in the front-back direction of the tongue plate (11); the adjacent side edges of the third power terminal (31) and the fourth power terminal (32) are in a wave shape, a third glue climbing hole (312) and a fourth glue climbing hole (321) are respectively arranged in the convex crest area, and the third glue climbing hole (312) and the fourth glue climbing hole (321) are arranged in a staggered manner in the front-back direction of the tongue plate (11); the first power terminal (21) and the third power terminal (31) are consistent in structural form and vertically opposite to each other, and the first power terminal (21) and the welding pin of the third power terminal (31) are adjacently abutted together; the second power terminal (22) and the fourth power terminal (32) are consistent in structure and vertically opposite to each other, and the second power terminal (22) and the welding pin of the fourth power terminal (32) are adjacently abutted together.
2. The USB type-C receptacle connector of claim 1, wherein the outer sides of the contact arms (51) of the middle iron piece (5) are respectively extended in the up-down direction to form outer edges (52), and the outer edges (52) are bonded to and cover the outer side surfaces of the first side edge (211) and the second side edge (311).
3. A USB type-C receptacle connector according to claim 1 or 2, wherein the projecting ends of the left and right contact arms (51) of the middle iron piece (5) are connected together by a front wall plate (53), and the front wall plate (53) is fitted to the front end of the tongue plate (11).
4. The USB type-C receptacle connector of claim 1, wherein the insulating body (1) is formed by compounding a positioning insulating block (12) and an outer insulating block (13) which are molded in separate steps, the positioning insulating block (12) is used for positioning and connecting the upper row of terminals (2), the lower row of terminals (3) and the middle iron sheet (5) into a module, and then injection molding the module and the outer insulating block (13) together.
5. The USB type-C receptacle connector of claim 1, wherein the first (212), second (221), third (312) and fourth (321) glue holes are circular, square, oval, quincuncial or polygonal in shape.
6. A USB type-C receptacle connector according to claim 1, wherein the contact front end of the first power terminal (21) is provided with a first claw portion (213) protruding forward; the front end of the contact part of the third power terminal (31) is provided with a third claw part (313) protruding forwards, and the first claw part (213) and the third claw part (313) are both submerged in the tongue plate (11).
7. A USB type-C receptacle connector according to claim 2, wherein the middle iron plate (5) is further provided with a ridge (54), the ridge (54) being located on the outer side of the outer rim (52) for contact connection with an externally inserted counter element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210884382.3A CN115332855B (en) | 2022-07-26 | 2022-07-26 | USB C type socket connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210884382.3A CN115332855B (en) | 2022-07-26 | 2022-07-26 | USB C type socket connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115332855A CN115332855A (en) | 2022-11-11 |
| CN115332855B true CN115332855B (en) | 2024-07-19 |
Family
ID=83919020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210884382.3A Active CN115332855B (en) | 2022-07-26 | 2022-07-26 | USB C type socket connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115332855B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205488839U (en) * | 2016-01-07 | 2016-08-17 | 东莞讯滔电子有限公司 | USBC type socket connector |
| CN107706656A (en) * | 2017-08-07 | 2018-02-16 | 深圳市长盈精密技术股份有限公司 | The positive and negative socket, connector of high current |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI504082B (en) * | 2014-04-21 | 2015-10-11 | Advanced Connectek Inc | Socket electrical connector and plug electrical connector |
| CN206834368U (en) * | 2017-03-09 | 2018-01-02 | 启东乾朔电子有限公司 | Socket connector |
| CN214313606U (en) * | 2021-03-31 | 2021-09-28 | 昆山全方位电子科技有限公司 | Electrical connector |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205488839U (en) * | 2016-01-07 | 2016-08-17 | 东莞讯滔电子有限公司 | USBC type socket connector |
| CN107706656A (en) * | 2017-08-07 | 2018-02-16 | 深圳市长盈精密技术股份有限公司 | The positive and negative socket, connector of high current |
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| CN115332855A (en) | 2022-11-11 |
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