Connector

Abstract

The invention discloses a connector. The connector includes: a housing; the first terminal is arranged in the shell and comprises a first elastic contact part and a first welding part; and the first lead extends into the shell and is welded on the first welding part of the first terminal. And the first elastic contact part extends along the longitudinal direction of the shell and is used for electrically contacting with a first matching terminal inserted along the longitudinal direction. The surface of the first welding part is parallel to the height direction of the shell, and the first wire extends into the shell along the height direction and is welded on the surface of the first welding part. According to the connector, the wire is inserted into the shell along the height direction of the shell and does not need to be bent, so that bending stress is not generated, and the floating contact performance of the connector is not influenced.

Description

Technical Field

[0001] The invention relates to a connector, in particular to a power connector. Background Art

[0002] In the prior art, a power connector generally includes a housing and a pair of power terminals. The power terminals are arranged in the housing. The power terminals have an elastic contact portion and a welding portion. The elastic contact portion of the power terminal extends in the longitudinal direction of the housing and is used to make electrical contact with the mating connector, and the welding portion of the power terminal is used to be welded to the wire. In the prior art, when the wire is inserted into the housing along the longitudinal direction of the housing, since the insertion direction of the wire and the extension direction of the elastic contact portion of the power terminal are consistent, it is not necessary to bend the wire. However, when the wire is inserted into the housing in a direction perpendicular to the longitudinal direction of the housing, the wire needs to be bent 90 degrees, which will generate a large bending stress and affect the floating contact performance of the connector. Summary of the invention

[0003] The purpose of the present invention is to solve at least one aspect of the above-mentioned problems and defects in the prior art.

[0004] According to one aspect of the present invention, a connector is provided. The connector comprises: a housing; a first terminal, which is arranged in the housing and comprises a first elastic contact portion and a first welding portion; and a first wire, which extends into the housing and is welded to the first welding portion of the first terminal. The first elastic contact portion extends in the longitudinal direction of the housing and is used to electrically contact with a first pair of mating terminals inserted in the longitudinal direction. The surface of the first welding portion is parallel to the height direction of the housing, and the first wire extends into the housing along the height direction and is welded to the surface of the first welding portion.

[0005] According to an exemplary embodiment of the present invention, the connector further includes: a second terminal, which is arranged in the housing and includes a second elastic contact portion and a second welding portion; and a second wire, which extends into the housing and is welded to the second welding portion of the second terminal. The second elastic contact portion extends in the longitudinal direction of the housing and is used to electrically contact with a second pair of mating terminals inserted in the longitudinal direction; the surface of the second welding portion is parallel to the height direction of the housing, and the second wire extends into the housing along the height direction and is welded to the surface of the second welding portion.

[0006] According to another exemplary embodiment of the present invention, the shell includes a front portion and a rear portion opposite to each other in its longitudinal direction, and a accommodating chamber is formed in the rear portion of the shell; the first welding portion and the second welding portion are accommodated in the accommodating chamber, and the first wire and the second wire extend into the accommodating chamber.

[0007] According to another exemplary embodiment of the present invention, a first insertion hole and a second insertion hole are formed on a bottom wall of a rear portion of the housing, and the first wire and the second wire are inserted into the accommodation chamber via the first insertion hole and the second insertion hole, respectively.

[0008] According to another exemplary embodiment of the present invention, a slot allowing a mating plug of a mating connector to be inserted is formed on the front portion of the shell, and the slot extends along the longitudinal and height directions of the shell; the slot has left and right sides opposite to each other in the transverse direction of the shell, and the first elastic contact portion and the second elastic contact portion are respectively arranged on the left and right sides of the slot.

[0009] According to another exemplary embodiment of the present invention, the first elastic contact portion includes a plurality of first elastic arms extending along the longitudinal direction of the shell, and the plurality of first elastic arms are arranged in a row in the height direction of the shell, and are used to electrically contact with a first pair of mating terminals on a mating plug inserted into the slot; the second elastic contact portion includes a plurality of second elastic arms extending along the longitudinal direction of the shell, and the plurality of second elastic arms are arranged in a row in the height direction of the shell, and are used to electrically contact with a second pair of mating terminals on a mating plug inserted into the slot.

[0010] According to another exemplary embodiment of the present invention, the accommodating chamber of the housing has a rear opening that opens rearward; and the connector further includes: a rear cover mounted on the rear opening of the accommodating chamber.

[0011] According to another exemplary embodiment of the present invention, a card slot is formed on the peripheral wall of the rear opening of the accommodating chamber, and a buckle is formed on the periphery of the rear cover, and the buckle is engaged in the card slot to fix the rear cover to the shell.

[0012] According to another exemplary embodiment of the present invention, the housing has left and right sides opposite to each other in a lateral direction thereof, and the first terminal and the second terminal are symmetrically arranged on the left and right sides in the housing.

[0013] According to another exemplary embodiment of the present invention, the first terminal also includes a first fixing portion located between the first elastic contact portion and the first welding portion, and the first fixing portion is fixed to the shell; the first terminal also includes a second fixing portion located between the second elastic contact portion and the second welding portion, and the second fixing portion is fixed to the shell.

[0014] According to another exemplary embodiment of the present invention, the first welding portion and the second welding portion are plate-shaped and extend in the lateral and height directions of the shell; the first fixing portion and the second fixing portion are plate-shaped and extend in the longitudinal and height directions of the shell.

[0015] According to another exemplary embodiment of the present invention, the first elastic contact portion and the second elastic contact portion have inner side surfaces facing each other and outer side surfaces facing away from each other; the first fixed portion and the second fixed portion have inner side surfaces facing each other and outer side surfaces facing away from each other; the connector further includes: a first auxiliary terminal, mounted on the outer side surfaces of the first elastic contact portion and the first fixed portion of the first terminal to enhance the mechanical strength of the first terminal; and / or a second auxiliary terminal, mounted on the outer side surfaces of the second elastic contact portion and the second fixed portion of the second terminal to enhance the mechanical strength of the second terminal.

[0016] According to another exemplary embodiment of the present invention, the first auxiliary terminal includes: a first substrate; and a plurality of first auxiliary elastic arms connected to the first substrate, the first substrate being stacked and fixed on the outer side of the first fixed portion, and the ends of the plurality of first auxiliary elastic arms abutting against the outer side of the first elastic contact portion.

[0017] According to another exemplary embodiment of the present invention, the second auxiliary terminal includes: a second substrate; and a plurality of second auxiliary elastic arms connected to the second substrate, the second substrate being stacked and fixed on the outer side of the second fixed portion, and the ends of the plurality of second auxiliary elastic arms abutting against the outer side of the second elastic contact portion.

[0018] According to another exemplary embodiment of the present invention, a first elastic buckle is formed on the first substrate, and the first elastic buckle is snapped onto the first fixing portion to fix the first substrate to the first fixing portion; a second elastic buckle is formed on the second substrate, and the second elastic buckle is snapped onto the second fixing portion to fix the second substrate to the second fixing portion.

[0019] According to another exemplary embodiment of the present invention, the connector includes a plurality of first wires, which are welded to the surface of the first welding portion; and the connector includes a plurality of second wires, which are welded to the surface of the second welding portion.

[0020] According to another exemplary embodiment of the present invention, the front portion of the housing is in the shape of an insert tongue and protrudes forward from a front side wall of a rear portion of the housing, so as to be suitable for being inserted into a mating housing of a mating connector.

[0021] According to another exemplary embodiment of the present invention, the connector further comprises: a pair of shielding members respectively located at left and right sides of the front of the shell and mounted on the outer side of the shell for electrically contacting with mating shielding members of a mating connector.

[0022] According to another exemplary embodiment of the present invention, the shielding member includes: a first plate portion, which is abutted against the outer side of the front portion of the shell and is formed with a first elastic contact arm suitable for electrical contact with a matching shielding member; and a second plate portion, which is abutted against the outer side of the front side wall of the rear portion of the shell and is formed with a second elastic contact arm suitable for electrical contact with a matching shielding member.

[0023] According to another exemplary embodiment of the present invention, elastic buckles are respectively formed on the first plate portion and the second plate portion, and the elastic buckles are snapped onto the housing to fix the shielding member to the outer side of the housing.

[0024] According to another exemplary embodiment of the present invention, the connector is a power connector, the first terminal and the second terminal are power terminals, and the first terminal and the second terminal are respectively integrally stamped parts.

[0025] In the aforementioned various exemplary embodiments according to the present invention, the wire is inserted into the housing along the height direction of the housing and does not need to be bent, so no bending stress is generated and the floating contact performance of the connector is not affected.

[0026] Other objects and advantages of the present invention will become apparent from the following description of the present invention with reference to the accompanying drawings, which will help to provide a comprehensive understanding of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 A perspective schematic diagram showing a connector according to an exemplary embodiment of the present invention when viewed from the front side;

[0028] Figure 2 A perspective schematic diagram showing a connector according to an exemplary embodiment of the present invention when viewed from the rear side;

[0029] Figure 3 A perspective schematic diagram showing a connector according to an exemplary embodiment of the present invention when viewed from the rear side, wherein the rear cover is opened;

[0030] Figure 4 An exploded schematic diagram showing a connector according to an exemplary embodiment of the present invention;

[0031] Figure 5 A schematic diagram showing the assembly of the terminals and the auxiliary terminals of the connector according to an exemplary embodiment of the present invention;

[0032] Figure 6 An exploded schematic diagram showing a terminal and an auxiliary terminal of a connector according to an exemplary embodiment of the present invention;

[0033] Figure 7A schematic perspective view showing a housing and a shielding member of a connector according to an exemplary embodiment of the present invention. DETAILED DESCRIPTION

[0034] The technical solution of the present invention is further specifically described below by examples and in conjunction with the accompanying drawings. In the specification, the same or similar reference numerals indicate the same or similar components. The following description of the embodiments of the present invention with reference to the accompanying drawings is intended to explain the overall inventive concept of the present invention and should not be construed as a limitation of the present invention.

[0035] In addition, in the detailed description below, for ease of explanation, many specific details are set forth to provide a comprehensive understanding of the disclosed embodiments. However, it is apparent that one or more embodiments may be implemented without these specific details. In other cases, known structures and devices are embodied in a schematic manner to simplify the accompanying drawings.

[0036] According to an overall technical concept of the present invention, a connector is provided. The connector comprises: a housing; a first terminal, which is arranged in the housing and comprises a first elastic contact portion and a first welding portion; and a first wire, which extends into the housing and is welded to the first welding portion of the first terminal. The first elastic contact portion extends in the longitudinal direction of the housing and is used to electrically contact with a first pair of mating terminals inserted in the longitudinal direction. The surface of the first welding portion is parallel to the height direction of the housing, and the first wire extends into the housing along the height direction and is welded to the surface of the first welding portion.

[0037] Figure 1 A perspective schematic diagram showing a connector according to an exemplary embodiment of the present invention when viewed from the front side; Figure 2 A perspective schematic diagram showing a connector according to an exemplary embodiment of the present invention when viewed from the rear side; Figure 3 A perspective schematic diagram showing a connector according to an exemplary embodiment of the present invention when viewed from the rear side, wherein the rear cover 12 is opened; Figure 4 An exploded schematic diagram of a connector according to an exemplary embodiment of the present invention is shown.

[0038] like Figures 1 to 4 As shown, in an exemplary embodiment of the present invention, a connector is disclosed. The connector includes: a housing 1, a first terminal 21 and a first wire 31. The first terminal 21 is arranged in the housing 1 and includes a first elastic contact portion 211 and a first welding portion 210. The first wire 31 extends into the housing 1 and is welded to the first welding portion 210 of the first terminal 21.

[0039] like Figures 1 to 4As shown, in the illustrated embodiment, the first elastic contact portion 211 extends along the longitudinal direction Y of the housing 1, and is used to electrically contact with a first pair of mating terminals (not shown) inserted along the longitudinal direction Y of the housing 1. The surface of the first welding portion 210 is parallel to the height direction Z of the housing 1, and the first wire 31 extends into the housing 1 along the height direction Z and is welded to the surface of the first welding portion 210.

[0040] like Figures 1 to 4 As shown, in the illustrated embodiment, the connector further includes: a second terminal 22 and a second wire 32. The second terminal 22 is disposed in the housing 1 and includes a second elastic contact portion 221 and a second welding portion 220. The second wire 32 extends into the housing 1 and is welded to the second welding portion 220 of the second terminal 22. The second elastic contact portion 221 extends along the longitudinal direction Y of the housing 1 and is used to electrically contact a second pair of mating terminals (not shown) inserted along the longitudinal direction Y of the housing 1. The surface of the second welding portion 220 is parallel to the height direction Z of the housing 1, and the second wire 32 extends into the housing 1 along the height direction Z and is welded to the surface of the second welding portion 220.

[0041] like Figures 1 to 4 As shown, in the illustrated embodiment, the housing 1 includes a front portion 11 and a rear portion 10 that are opposite to each other in the longitudinal direction Y thereof, and a receiving chamber 100 is formed in the rear portion 10 of the housing 1. The first welding portion 210 and the second welding portion 220 are received in the receiving chamber 100, and the first wire 31 and the second wire 32 extend into the receiving chamber 100.

[0042] like Figures 1 to 4 As shown, in the illustrated embodiment, a first insertion hole and a second insertion hole are formed on the bottom wall of the rear portion 10 of the housing 1, and the first wire 31 and the second wire 32 are inserted into the accommodation chamber 100 via the first insertion hole and the second insertion hole, respectively.

[0043] like Figures 1 to 4 As shown, in the illustrated embodiment, a slot 101 is formed on the front portion 11 of the housing 1 to allow a mating plug (not shown) of a mating connector (not shown) to be inserted, and the slot 101 extends along the longitudinal direction Y and the height direction Z of the housing 1. The slot 101 has left and right sides opposite to each other in the transverse direction of the housing 1, and the first elastic contact portion 211 and the second elastic contact portion 221 are respectively arranged on the left and right sides of the slot 101.

[0044] like Figures 1 to 4As shown, in the illustrated embodiment, the first elastic contact portion 211 includes a plurality of first elastic arms 211a extending along the longitudinal direction Y of the housing 1, and the plurality of first elastic arms 211a are arranged in a row in the height direction Z of the housing 1, and are used to electrically contact with a first pair of mating terminals on a mating plug inserted into the slot 101. The second elastic contact portion 221 includes a plurality of second elastic arms 221a extending along the longitudinal direction Y of the housing 1, and the plurality of second elastic arms 221a are arranged in a row in the height direction Z of the housing 1, and are used to electrically contact with a second pair of mating terminals on a mating plug inserted into the slot 101.

[0045] like Figures 1 to 4 As shown, in the illustrated embodiment, the receiving chamber 100 of the housing 1 has a rear opening that is open to the rear. The connector further includes a rear cover 12 that is mounted on the rear opening of the receiving chamber 100.

[0046] like Figures 1 to 4 As shown, in the illustrated embodiment, a card slot 10a is formed on the peripheral wall of the rear opening of the accommodating chamber 100, and a buckle 12a is formed on the periphery of the rear cover 12, and the buckle 12a is engaged in the card slot 10a to fix the rear cover 12 to the shell 1.

[0047] like Figures 1 to 4 As shown, in the illustrated embodiment, the housing 1 has left and right sides opposite to each other in the transverse direction X thereof, and the first terminals 21 and the second terminals 22 are symmetrically arranged on the left and right sides in the housing 1 .

[0048] Figure 5 An assembly diagram showing the terminals 21, 22 and the auxiliary terminals 41, 42 of the connector according to an exemplary embodiment of the present invention; Figure 6 An exploded schematic diagram showing the terminals 21, 22 and the auxiliary terminals 41, 42 of the connector according to an exemplary embodiment of the present invention; Figure 7 A schematic perspective view showing a housing 1 and a shielding member 5 of a connector according to an exemplary embodiment of the present invention.

[0049] like Figures 1 to 7 As shown, in the illustrated embodiment, the first terminal 21 further includes a first fixing portion 212 located between the first elastic contact portion 211 and the first welding portion 210, and the first fixing portion 212 is fixed to the housing 1. The first terminal 22 further includes a second fixing portion 222 located between the second elastic contact portion 221 and the second welding portion 220, and the second fixing portion 222 is fixed to the housing 1.

[0050] like Figures 1 to 7As shown, in the illustrated embodiment, the first welding portion 210 and the second welding portion 220 are flat and extend along the transverse direction X and the height direction Z of the housing 1. The first fixing portion 212 and the second fixing portion 222 are flat and extend along the longitudinal direction Y and the height direction Z of the housing 1.

[0051] like Figures 1 to 7 As shown, in the illustrated embodiment, the first elastic contact portion 211 and the second elastic contact portion 221 have inner sides facing each other and outer sides facing away from each other. The first fixed portion 212 and the second fixed portion 222 have inner sides facing each other and outer sides facing away from each other. The connector also includes: a first auxiliary terminal 41 and a second auxiliary terminal 42. The first auxiliary terminal 41 is mounted on the outer sides of the first elastic contact portion 211 and the first fixed portion 212 of the first terminal 21 to enhance the mechanical strength of the first terminal 21. The second auxiliary terminal 42 is mounted on the outer sides of the second elastic contact portion 221 and the second fixed portion 222 of the second terminal 22 to enhance the mechanical strength of the second terminal 22.

[0052] like Figures 1 to 7 As shown, in the illustrated embodiment, the first auxiliary terminal 41 includes: a first substrate 412 and a plurality of first auxiliary elastic arms 411, the plurality of first auxiliary elastic arms 411 are connected to the first substrate 412, the first substrate 412 is stacked and fixed on the outer surface of the first fixed portion 212, and the ends of the plurality of first auxiliary elastic arms 411 abut against the outer surface of the first elastic contact portion 211.

[0053] like Figures 1 to 7 As shown, in the illustrated embodiment, the second auxiliary terminal 42 includes: a second substrate 422 and a plurality of second auxiliary elastic arms 421, the plurality of second auxiliary elastic arms 421 are connected to the second substrate 422, the second substrate 422 is stacked and fixed on the outer surface of the second fixed portion 222, and the ends of the plurality of second auxiliary elastic arms 421 abut against the outer surface of the second elastic contact portion 221.

[0054] like Figures 1 to 7 As shown, in the illustrated embodiment, a first elastic buckle 4a is formed on the first substrate 412, and the first elastic buckle 4a is snapped onto the first fixing portion 212 to fix the first substrate 412 to the first fixing portion 212. A second elastic buckle 4a' is formed on the second substrate 422, and the second elastic buckle 4a' is snapped onto the second fixing portion 222 to fix the second substrate 422 to the second fixing portion 222.

[0055] like Figures 1 to 7As shown, in the illustrated embodiment, the connector includes a plurality of first wires 31 , which are welded to the surface of the first welding portion 210 . The connector includes a plurality of second wires 32 , which are welded to the surface of the second welding portion 220 .

[0056] like Figures 1 to 7 As shown, in the illustrated embodiment, the front portion 11 of the housing 1 is in the shape of an insert tongue and protrudes forward from the front side wall of the rear portion 10 of the housing 1, and is adapted to be inserted into a mating housing of a mating connector.

[0057] like Figures 1 to 7 As shown, in the illustrated embodiment, the connector also includes a pair of shielding members 5, which are respectively located on the left and right sides of the front portion 11 of the shell 1 and are mounted on the outer side of the shell 1 for electrical contact with the mating shielding members (not shown) of the mating connector.

[0058] like Figures 1 to 7 As shown, in the illustrated embodiment, the shielding member 5 includes: a first plate portion 51 and a second plate portion 52. The first plate portion 51 is attached to the outer side of the front portion 11 of the housing 1 and is formed with a first elastic contact arm 5a suitable for electrical contact with the mating shielding member. The second plate portion 52 is attached to the outer side of the front side wall of the rear portion 10 of the housing 1 and is formed with a second elastic contact arm 5b suitable for electrical contact with the mating shielding member.

[0059] like Figures 1 to 7 As shown, in the illustrated embodiment, elastic buckles 5c are respectively formed on the first plate portion 51 and the second plate portion 52. The elastic buckles 5c are snapped onto the housing 1 to fix the shielding member 5 onto the outer side of the housing 1.

[0060] like Figures 1 to 7 As shown, in the embodiment shown in the figure, the connector is a power connector, the first terminal 21 and the second terminal 22 are power terminals, and the first terminal 21 and the second terminal 22 are respectively integrally stamped parts. This can reduce manufacturing costs.

[0061] Those skilled in the art will appreciate that the embodiments described above are exemplary and may be improved upon by those skilled in the art. The structures described in the various embodiments may be freely combined without causing any conflicts in structure or principle, and these changes should fall within the scope of protection of the present invention.

[0062] Although the present invention has been described in conjunction with the accompanying drawings, the embodiments disclosed in the accompanying drawings are intended to exemplify the preferred implementations of the present invention and should not be construed as limiting the present invention.

[0063] Although some embodiments of the general inventive concept have been shown and described, it will be appreciated by those skilled in the art that changes may be made to 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.

[0064] It should be noted that the word "comprising" does not exclude other elements or steps, and the word "a" or "an" does not exclude a plurality. In addition, any element reference signs in the claims shall not be construed as limiting the scope of the present invention.

Claims

1. A connector, characterized in that: include: Housing (1); A first terminal (21), arranged in the housing (1) and comprising a first elastic contact portion (211) and a first welding portion (210); and A first wire (31) extends into the housing (1) and is welded to a first welding portion (210) of the first terminal (21), The first elastic contact portion (211) extends along the longitudinal direction (Y) of the housing (1) and is used for electrically contacting a first pair of mating terminals inserted along the longitudinal direction (Y). The surface of the first welding portion (210) is parallel to the height direction (Z) of the shell (1), and the first wire (31) extends into the shell (1) along the height direction (Z) and is welded to the surface of the first welding portion (210).

2. The connector according to claim 1, characterized in that: Also includes: A second terminal (22), arranged in the housing (1) and comprising a second elastic contact portion (221) and a second welding portion (220); and a second wire (32) extending into the housing (1) and being welded to a second welding portion (220) of the second terminal (22); The second elastic contact portion (221) extends along the longitudinal direction (Y) of the housing (1) and is used for electrically contacting a second pair of mating terminals inserted along the longitudinal direction (Y). The surface of the second welding portion (220) is parallel to the height direction (Z) of the shell (1), and the second wire (32) extends into the shell (1) along the height direction (Z) and is welded to the surface of the second welding portion (220).

3. The connector according to claim 2, characterized in that: The housing (1) comprises a front portion (11) and a rear portion (10) which are opposite to each other in the longitudinal direction (Y) thereof, and a receiving chamber (100) is formed in the rear portion (10) of the housing (1); The first welding portion (210) and the second welding portion (220) are accommodated in the accommodation chamber (100), and the first conductive wire (31) and the second conductive wire (32) extend into the accommodation chamber (100).

4. The connector according to claim 3, characterized in that: A first insertion hole and a second insertion hole are formed on the bottom wall of the rear portion (10) of the housing (1), and the first wire (31) and the second wire (32) are inserted into the accommodating chamber (100) via the first insertion hole and the second insertion hole, respectively.

5. The connector according to claim 3, characterized in that: A slot (101) is formed on the front portion (11) of the housing (1) to allow a mating plug of a mating connector to be inserted, and the slot (101) extends in the longitudinal direction (Y) and the height direction (Z) of the housing (1); The slot (101) has left and right sides opposite to each other in the transverse direction of the housing (1), and the first elastic contact portion (211) and the second elastic contact portion (221) are respectively arranged on the left and right sides of the slot (101).

6. The connector according to claim 5, characterized in that: The first elastic contact portion (211) comprises a plurality of first elastic arms (211a) extending in the longitudinal direction (Y) of the housing (1), the plurality of first elastic arms (211a) being arranged in a row in the height direction (Z) of the housing (1) and being used for electrically contacting a first pair of mating terminals on a mating plug inserted into the slot (101); The second elastic contact portion (221) comprises a plurality of second elastic arms (221a) extending along the longitudinal direction (Y) of the shell (1), and the plurality of second elastic arms (221a) are arranged in a row in the height direction (Z) of the body (1) and are used for electrically contacting the second mating terminals on the mating plug inserted into the slot (101).

7. The connector according to claim 4, characterized in that: The receiving chamber (100) of the housing (1) has a rear opening that opens toward the rear; The connector further comprises: A rear cover (12) is installed on the rear opening of the receiving chamber (100).

8. The connector according to claim 7, characterized in that: A card slot (10a) is formed on the peripheral wall of the rear opening of the accommodating chamber (100), and a buckle (12a) is formed on the periphery of the rear cover (12), and the buckle (12a) is engaged in the card slot (10a) to fix the rear cover (12) to the housing (1).

9. The connector according to claim 2, characterized in that: The housing (1) has left and right sides opposite to each other in the transverse direction (X) thereof, and the first terminal (21) and the second terminal (22) are symmetrically arranged on the left and right sides of the housing (1).

10. The connector according to claim 9, characterized in that: The first terminal (21) further comprises a first fixing portion (212) located between the first elastic contact portion (211) and the first welding portion (210), wherein the first fixing portion (212) is fixed to the housing (1); The first terminal (22) further comprises a second fixing portion (222) located between the second elastic contact portion (221) and the second welding portion (220), and the second fixing portion (222) is fixed to the housing (1).

11. The connector according to claim 10, characterized in that: The first welding portion (210) and the second welding portion (220) are in the shape of a flat plate and extend along the lateral direction (X) and the height direction (Z) of the shell (1); The first fixing portion (212) and the second fixing portion (222) are in the shape of a flat plate and extend along the longitudinal direction (Y) and the height direction (Z) of the housing (1).

12. The connector according to claim 11, characterized in that: The first elastic contact portion (211) and the second elastic contact portion (221) have inner side surfaces facing each other and outer side surfaces facing away from each other; The first fixing portion (212) and the second fixing portion (222) have inner side surfaces facing each other and outer side surfaces facing away from each other; The connector further comprises: a first auxiliary terminal (41) mounted on the outer side of the first elastic contact portion (211) and the first fixing portion (212) of the first terminal (21) to enhance the mechanical strength of the first terminal (21); and / or The second auxiliary terminal (42) is mounted on the outer side of the second elastic contact portion (221) and the second fixing portion (222) of the second terminal (22) to enhance the mechanical strength of the second terminal (22).

13. The connector according to claim 12, characterized in that: The first auxiliary terminal (41) comprises: a first substrate (412); and A plurality of first auxiliary elastic arms (411) are connected to the first substrate (412); the first substrate (412) is stacked and fixed on the outer side of the first fixing portion (212); and the ends of the plurality of first auxiliary elastic arms (411) are against the outer side of the first elastic contact portion (211).

14. The connector according to claim 13, characterized in that: The second auxiliary terminal (42) comprises: a second substrate (422); and A plurality of second auxiliary elastic arms (421) are connected to the second substrate (422); the second substrate (422) is stacked and fixed on the outer side of the second fixing portion (222); and the ends of the plurality of second auxiliary elastic arms (421) abut against the outer side of the second elastic contact portion (221).

15. The connector according to claim 14, characterized in that: A first elastic buckle (4a) is formed on the first substrate (412), and the first elastic buckle (4a) is buckled onto the first fixing portion (212) to fix the first substrate (412) to the first fixing portion (212); A second elastic buckle (4a') is formed on the second substrate (422), and the second elastic buckle (4a') is snapped onto the second fixing portion (222) to fix the second substrate (422) to the second fixing portion (222).

16. The connector according to claim 2, characterized in that: The connector comprises a plurality of first conductive wires (31), the plurality of first conductive wires (31) being welded to a surface of the first welding portion (210); and The connector includes a plurality of second conductive wires (32), and the plurality of second conductive wires (32) are soldered to the surface of the second soldering portion (220).

17. The connector according to claim 3, characterized in that: The front portion (11) of the housing (1) is in the shape of a tongue and protrudes forward from the front side wall of the rear portion (10) of the housing (1), and is suitable for being inserted into a mating housing of a mating connector.

18. The connector according to claim 17, characterized in that Also includes: A pair of shielding members (5) are respectively located on the left and right sides of the front portion (11) of the housing (1) and are mounted on the outer side of the housing (1) for electrically contacting with a mating shielding member of a mating connector.

19. The connector according to claim 18, characterized in that: The shielding member (5) comprises: A first plate portion (51) abuts against the outer side of the front portion (11) of the housing (1) and is formed with a first elastic contact arm (5a) suitable for electrically contacting a mating shielding member; and The second plate portion (52) is attached to the outer side of the front side wall of the rear portion (10) of the housing (1) and is formed with a second elastic contact arm (5b) suitable for electrically contacting a matching shielding member.

20. The connector according to claim 19, characterized in that: Elastic buckles (5c) are respectively formed on the first plate portion (51) and the second plate portion (52), and the elastic buckles (5c) are snapped onto the shell (1) to fix the shielding member (5) to the outer side of the shell (1).

21. The connector according to claim 2, characterized in that: The connector is a power connector, the first terminal (21) and the second terminal (22) are power terminals, and the first terminal (21) and the second terminal (22) are respectively integrally stamped parts.

Images