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CN-121983821-A - Cable connector and electric connector

CN121983821ACN 121983821 ACN121983821 ACN 121983821ACN-121983821-A

Abstract

A cable connector comprises a body, a plurality of conductive terminals, a cable, a first shielding sheet and a second shielding sheet. The plurality of conductive terminals include a first signal terminal, a second signal terminal, a first ground terminal, and a second ground terminal. The first shielding sheet includes a first contact portion, a second contact portion, and a first protruding portion. The second shielding sheet includes a third contact portion, a fourth contact portion, and a second protruding portion. The first signal terminal comprises a first butt joint surface, the second signal terminal comprises a second butt joint surface, the first grounding terminal comprises a third butt joint surface, the second grounding terminal comprises a fourth butt joint surface, and the first butt joint surface, the second butt joint surface, the third butt joint surface and the fourth butt joint surface are configured to be electrically connected with corresponding conductive elements on the circuit board in a non-elastic deformation mode along the compression joint direction.

Inventors

  • YAO KUNLIN
  • GUO RONGZHE
  • ZENG CHENHUI
  • Zhang Ruodai
  • XIONG YISEN

Assignees

  • 东莞立讯技术股份有限公司

Dates

Publication Date
20260505
Application Date
20221213

Claims (20)

  1. 1. A cable connector (3), characterized by comprising: A body (35); A plurality of conductive terminals (31), the plurality of conductive terminals (31) being fixed to the body (35), the plurality of conductive terminals (31) including a first signal terminal (S1), a second signal terminal (S2), a first ground terminal (G1) and a second ground terminal (G2), the first signal terminal (S1) and the second signal terminal (S2) forming a signal terminal pair (DP), the first ground terminal (G1) and the second ground terminal (G2) being located on both sides of the signal terminal pair (DP) along a first direction (M1-M1), respectively; -a cable (32), the cable (32) being connected to the first signal terminal (S1) and to the second signal terminal (S2); A first shielding sheet (33), the first shielding sheet (33) comprising a first contact portion (331), a second contact portion (332), and a first protruding portion (333) between the first contact portion (331) and the second contact portion (332), and A second shielding sheet (34), the second shielding sheet (34) including a third contact portion (341), a fourth contact portion (342), and a second protruding portion (343) between the third contact portion (341) and the fourth contact portion (342); Wherein the first shielding sheet (33) and the second shielding sheet (34) are respectively positioned at two sides of the signal terminal pair (DP) along a second direction (M2-M2) perpendicular to the first direction (M1-M1), the first protruding part (333) protrudes in a direction away from the second shielding sheet (34), and the second protruding part (343) protrudes in a direction away from the first shielding sheet (33); The first signal terminal (S1) comprises a first abutting surface (311), the second signal terminal (S2) comprises a second abutting surface (312), the first grounding terminal (G1) comprises a third abutting surface (313), the second grounding terminal (G2) comprises a fourth abutting surface (314), the first abutting surface (311), the second abutting surface (312), the third abutting surface (313) and the fourth abutting surface (314) are configured to be electrically connected with corresponding conductive elements on a circuit board (2) in a non-elastic deformation mode along a crimping direction, and the first abutting surface (311), the second abutting surface (312), the third abutting surface (313) and the fourth abutting surface (314) are all perpendicular to the crimping direction.
  2. 2. The cable connector (3) according to claim 1, wherein the first mating surface (311), the second mating surface (312), the third mating surface (313) and the fourth mating surface (314) are configured to directly contact corresponding conductive elements on the circuit board (2) by means of inelastic deformation.
  3. 3. The cable connector (3) according to claim 1, wherein the first mating face (311), the second mating face (312), the third mating face (313) and the fourth mating face (314) are configured to be in contact with a conductive film (5), the conductive film (5) covering the conductive elements of the circuit board (2), the first mating face (311), the second mating face (312), the third mating face (313) and the fourth mating face (314) being configured to be in indirect contact with corresponding conductive elements of the circuit board (2) by way of inelastic deformation and by means of the conductive film (5).
  4. 4. The cable connector (3) according to claim 1, wherein the conductive element is a conductive sheet (2212).
  5. 5. The cable connector (3) according to claim 1, wherein the body (35) includes a mounting surface (351) and a mounting groove (352) penetrating the mounting surface (351), and the first ground terminal (G1), the second ground terminal (G2), the first signal terminal (S1), the second signal terminal (S2), the first shielding piece (33) and the second shielding piece (34) are accommodated in the mounting groove (352).
  6. 6. The cable connector (3) of claim 5, wherein the first mating face (311), the second mating face (312), the third mating face (313), and the fourth mating face (314) do not extend beyond the mounting face (351).
  7. 7. The cable connector (3) of claim 1, wherein the cable connector (3) includes a terminal module (36), the terminal module (36) including the first signal terminal (S1), the second signal terminal (S2), and a first fixing block (361) fixing the first signal terminal (S1) and the second signal terminal (S2) together, the first signal terminal (S1) including a first tail portion (31 a) protruding from the first fixing block (361) and a first abutting portion (31 b) protruding from the first fixing block (361) and opposing the first tail portion (31 a), the second signal terminal (S2) including a second tail portion (32 a) protruding from the first fixing block (361) and a second abutting portion (32 b) protruding from the first fixing block (361) and opposing the second tail portion (32 a); The cable (32) comprises a first core (321), a second core (322), a first insulating layer (323) wrapped on at least part of the first core (321), a second insulating layer (324) wrapped on at least part of the second core (322), a ground shield layer (325) wrapped on at least part of the first insulating layer (323) and at least part of the second insulating layer (324), and an insulating sheath (326) wrapped on at least part of the ground shield layer (325); Wherein a first tail portion (31 a) of the first signal terminal (S1) is in contact with the first core (321), a second tail portion (32 a) of the second signal terminal (S2) is in contact with the second core (322), the first ground terminal (G1) is in contact with the ground shield (325), and the second ground terminal (G2) is in contact with the ground shield (325).
  8. 8. The cable connector (3) of claim 7, wherein the first signal terminal (S1) and the second signal terminal (S2) are insert molded to the first fixing block (361).
  9. 9. The cable connector (3) as claimed in claim 8, wherein the cable connector (3) further comprises a second fixing block (362) fixed to a part of the first mating portion (31 b) and a part of the second mating portion (32 b), and the first mating surface (311) of the first signal terminal (S1) and the second mating surface (312) of the second signal terminal (S2) each protrude from the second fixing block (362).
  10. 10. The cable connector (3) according to claim 1, wherein the cable connector (3) comprises an insulation block (37) over-molded on the number of cables (32); The cable (32) protruding from the insulating block (37) and located on the same side as the first shielding sheet (33) and the second shielding sheet (34) is shielded by the first shielding sheet (33), the second shielding sheet (34), the first ground terminal (G1) and the second ground terminal (G2), or by the first shielding sheet (33), the second shielding sheet (34), the first ground terminal (G1), the second ground terminal (G2) and the ground shielding layer (325).
  11. 11. The cable connector (3) according to claim 1, wherein the first shielding sheet (33) and the second shielding sheet (34) are separate or integral.
  12. 12. The cable connector (3) according to claim 1, wherein the first shielding sheet (33) is provided with a fifth mating surface (334), the second shielding sheet (34) is provided with a sixth mating surface (344), and the fifth mating surface (334) and the sixth mating surface (344) are configured to be electrically connected to corresponding conductive elements on the circuit board (2) in a non-elastically deformable manner.
  13. 13. The cable connector (3) as claimed in claim 1, wherein the first contact portion (331) and the third contact portion (341) are respectively contacted with two sides of the first ground terminal (G1), the second contact portion (332) and the fourth contact portion (342) are respectively contacted with two sides of the second ground terminal (G2), the first contact portion (331), the first ground terminal (G1), the third contact portion (341), the first protruding portion (333), the second protruding portion (343), the second contact portion (332), the second ground terminal (G2) and the fourth contact portion (342) together enclose a surrounding shielding cavity (30), and the first signal terminal (S1) and the second signal terminal (S2) are located within the shielding cavity (30).
  14. 14. An electrical connector, comprising: A plurality of conductive terminals (31), wherein the plurality of conductive terminals (31) comprise a first signal terminal (S1), a second signal terminal (S2), a first grounding terminal (G1) and a second grounding terminal (G2), the first signal terminal (S1) and the second signal terminal (S2) form a signal terminal pair (DP), and the first grounding terminal (G1) and the second grounding terminal (G2) are respectively positioned at two sides of the signal terminal pair (DP) along a first direction (M1-M1); The first signal terminal (S1) comprises a first butting surface (311), the second signal terminal (S2) comprises a second butting surface (312), the first ground terminal (G1) comprises a third butting surface (313), and the second ground terminal (G2) comprises a fourth butting surface (314); The first butt joint surface (311), the second butt joint surface (312), the third butt joint surface (313) and the fourth butt joint surface (314) are configured to be extruded with the conductive film (5) in a non-elastic deformation mode along a compression joint direction, and the first butt joint surface (311), the second butt joint surface (312), the third butt joint surface (313) and the fourth butt joint surface (314) are perpendicular to the compression joint direction.
  15. 15. The electrical connector of claim 14, wherein the electrical connector further comprises: A first shielding sheet (33), the first shielding sheet (33) comprising a first contact portion (331), a second contact portion (332), and a first protruding portion (333) between the first contact portion (331) and the second contact portion (332), and A second shielding sheet (34), the second shielding sheet (34) including a third contact portion (341), a fourth contact portion (342), and a second protruding portion (343) between the third contact portion (341) and the fourth contact portion (342); The first shielding sheet (33) and the second shielding sheet (34) are respectively located at two sides of the signal terminal pair (DP) along a second direction (M2-M2) perpendicular to the first direction (M1-M1), the first protruding part (333) protrudes away from the second shielding sheet (34), the second protruding part (343) protrudes away from the first shielding sheet (33), the first contact part (331) and the third contact part (341) are respectively contacted with two sides of the first ground terminal (G1), the second contact part (332) and the fourth contact part (342) are respectively contacted with two sides of the second ground terminal (G2), and the first contact part (331), the first ground terminal (G1), the third contact part (341), the first protruding part (343), the second contact part (332), the second contact part (342) are respectively contacted with two sides of the first ground terminal (G2), and the second contact part (342) are respectively located in the signal cavity (30) surrounding the first ground terminal (G1) and the second ground terminal (S2).
  16. 16. The electrical connector of claim 15, wherein the first shielding tab (33) and the second shielding tab (34) are separate or integral.
  17. 17. The electrical connector of claim 15, wherein the first shield plate (33) is provided with a fifth mating surface (334), the second shield plate (34) is provided with a sixth mating surface (344), and the fifth mating surface (334) and the sixth mating surface (344) are configured to be electrically connected to corresponding conductive elements on the circuit board (2) by non-elastic deformation.
  18. 18. An electrical connector, comprising: A plurality of conductive terminals (31), wherein the conductive terminals (31) comprise a first signal terminal (S1), a second signal terminal (S2), a first grounding terminal (G1) and a second grounding terminal (G2), the first signal terminal (S1) and the second signal terminal (S2) form a signal terminal pair (DP), the first grounding terminal (G1) and the second grounding terminal (G2) are respectively positioned at two sides of the signal terminal pair (DP) along a first direction (M1-M1), and The shielding sheet, the first grounding terminal (G1) and the second grounding terminal (G2) jointly enclose a surrounding shielding cavity (30), and the first signal terminal (S1) and the second signal terminal (S2) are positioned in the shielding cavity (30); The first signal terminal (S1) comprises a first abutting surface (311), the second signal terminal (S2) comprises a second abutting surface (312), the first grounding terminal (G1) comprises a third abutting surface (313), the second grounding terminal (G2) comprises a fourth abutting surface (314), the first abutting surface (311), the second abutting surface (312), the third abutting surface (313) and the fourth abutting surface (314) are configured to be electrically connected with corresponding conductive elements on a circuit board (2) in a non-elastic deformation mode along a crimping direction, and the first abutting surface (311), the second abutting surface (312), the third abutting surface (313) and the fourth abutting surface (314) are all perpendicular to the crimping direction.
  19. 19. The electrical connector of claim 18, wherein the shield blades comprise: A first shielding sheet (33), the first shielding sheet (33) comprising a first contact portion (331), a second contact portion (332), and a first protruding portion (333) between the first contact portion (331) and the second contact portion (332), and A second shielding sheet (34), the second shielding sheet (34) including a third contact portion (341), a fourth contact portion (342), and a second protruding portion (343) between the third contact portion (341) and the fourth contact portion (342); The first shielding sheet (33) and the second shielding sheet (34) are respectively located at two sides of the signal terminal pair (DP) along a second direction (M2-M2) perpendicular to the first direction (M1-M1), the first protruding part (333) protrudes away from the second shielding sheet (34), the second protruding part (343) protrudes away from the first shielding sheet (33), the first contact part (331) and the third contact part (341) are respectively contacted with two sides of the first grounding terminal (G1), the second contact part (332) and the fourth contact part (342) are respectively contacted with two sides of the second grounding terminal (G2), and the first contact part (331), the first grounding terminal (G1), the third contact part (341), the first protruding part (343), the second protruding part (333), the second contact part (332), the second grounding terminal (G2) are respectively contacted with two sides of the first grounding terminal (G2), and the fourth contact part (342) are formed into a common cavity (30).
  20. 20. The electrical connector of claim 19, wherein the first shielding tab (33) and the second shielding tab (34) are separate or integral.

Description

Cable connector and electric connector The application is a divisional application of patent application with the application date of 2022, 12-13, the application number of 202211593073.7 and the application and creation name of 'cable connector and electric connector'. Technical Field The invention relates to a cable connector and an electric connector, belonging to the technical field of wire-to-board interconnection. Background In order to interconnect a cable with a circuit board, there are generally two solutions in the related art, in which the first solution is to interconnect a male connector (for example, a cable connector) and a female connector (for example, a board connector) through mating, wherein one of the male connector and the female connector is connected to the cable, and the other is connected to the circuit board. The second solution is to provide only one connector, which is connected to the cable, and which is provided with elastic abutment arms, which are configured to be in direct contact with the metallic conductive pads on the circuit board. The cable connector generally includes a cable and a number of conductive terminals connected to the cable. With the increasing demand for signal transmission, how to improve the integrity of the cable connector in transmitting signals is a technical problem faced by those skilled in the art. Disclosure of Invention The invention aims to provide a cable connector with an improved structure and an electric connector. In order to achieve the above purpose, the invention adopts the following technical scheme that the cable connector comprises: A body; The plurality of conductive terminals comprise a first signal terminal, a second signal terminal, a first grounding terminal and a second grounding terminal, wherein the first signal terminal and the second signal terminal form a signal terminal pair, and the first grounding terminal and the second grounding terminal are respectively positioned at two sides of the signal terminal pair along a first direction; a cable connected to the first signal terminal and the second signal terminal; A first shielding sheet including a first contact portion, a second contact portion, and a first protruding portion between the first contact portion and the second contact portion, and A second shielding sheet including a third contact portion, a fourth contact portion, and a second protruding portion between the third contact portion and the fourth contact portion; Wherein the first shielding sheet and the second shielding sheet are respectively positioned at two sides of the signal terminal pair along a second direction perpendicular to the first direction; the first protruding part protrudes in a direction away from the second shielding sheet, and the second protruding part protrudes in a direction away from the first shielding sheet; the first signal terminal comprises a first butt joint surface, the second signal terminal comprises a second butt joint surface, the first grounding terminal comprises a third butt joint surface, the second grounding terminal comprises a fourth butt joint surface, the first butt joint surface, the second butt joint surface, the third butt joint surface and the fourth butt joint surface are configured to be electrically connected with corresponding conductive elements on a circuit board in a non-elastic deformation mode along a compression joint direction, and the first butt joint surface, the second butt joint surface, the third butt joint surface and the fourth butt joint surface are all perpendicular to the compression joint direction. As a further improved technical solution of the present invention, the first abutting surface, the second abutting surface, the third abutting surface and the fourth abutting surface are configured to directly contact with corresponding conductive elements on the circuit board in a non-elastic deformation manner. As a further improved technical solution of the present invention, the first abutting surface, the second abutting surface, the third abutting surface and the fourth abutting surface are configured to be in contact with a conductive film, the conductive film covers a conductive element of the circuit board, and the first abutting surface, the second abutting surface, the third abutting surface and the fourth abutting surface are configured to be in indirect contact with a corresponding conductive element on the circuit board through a non-elastic deformation mode and by means of the conductive film. As a further improved technical scheme of the invention, the conductive element is a conductive sheet. As a further improved technical scheme of the present invention, the body includes a mounting surface and a mounting groove penetrating the mounting surface, and the first ground terminal, the second ground terminal, the first signal terminal, the second signal terminal, the first shielding piece and the second shielding piece are accommodate