CN214957448U

CN214957448U - Socket connector

Info

Publication number: CN214957448U
Application number: CN202120845046.9U
Authority: CN
Inventors: 林培燕; 刘泽标; 林国军
Original assignee: Shenzhen Busbar Sci Tech Development Co Ltd
Current assignee: Shenzhen Busbar Sci Tech Development Co Ltd
Priority date: 2021-04-23
Filing date: 2021-04-23
Publication date: 2021-11-30
Anticipated expiration: 2031-04-23

Abstract

The utility model discloses a socket connector, including socket shell, connecting terminal and location rubber core, socket shell includes that the front end is used for the grafting end of pegging graft with supporting plug and the rear end is used for the wiring end of being connected with the cable, the front end both sides of connecting terminal all are equipped with at least one barb structure that has the oblique angle, run through being equipped with at least one mounting hole that extends along grafting end and wiring end in the socket shell, the front end of connecting terminal is pressed into in the mounting hole, and barb structure card is gone into in the inner wall of mounting hole; the positioning rubber core is clamped in the wiring end and presses the connecting terminal forwards. The utility model discloses all set up the barb structure in the both sides of connecting terminal front end to usable barb structure realizes with socket shell that the block of interfering by force is fixed, and the rethread location is glued the core and is strengthened fixedly, has simplified the mounting structure of terminal, can also improve the installation effectiveness, reduce part quantity, reduce cost.

Description

Socket connector

Technical Field

The utility model relates to a connector technical field especially relates to a socket connector.

Background

The high-voltage high-current connector is an important circuit element applied to a Power Distribution Unit (PDU) of a passenger electric vehicle, and has an important influence on the circuit performance of the passenger electric vehicle.

The existing connector for current carrying is usually connected with an external cable through a connecting terminal (such as a power terminal, a signal terminal and the like) to realize current carrying, the connecting terminal in the existing connector is generally fixed through an integrated annular rubber core and then is installed in a connector shell, a fixed connecting terminal in the annular rubber core needs to be internally provided with a fixed structure and is clamped and fixed by using additional clamping ring and other clamping parts, the overall structure is complex, the rubber core is inconvenient to produce and assemble and fix the connecting terminal, and is also inconvenient to disassemble, the assembling cost and the part cost are increased, the product complexity is increased, the installation space and the applicability of a client are poor, and in addition, when the connector and the installation space are small, a long strip type sheet connecting terminal is usually adopted, and the mode that the rubber core wraps around the connecting terminal cannot be adopted, however, because of the problem of limited installation space, the distance between two terminals on the connector is very small, in order to meet the electrical requirements between the two terminals, generally only a sheet terminal capable of bearing 4 square loads is adopted, which is not suitable for the current larger and larger overcurrent requirements, such as loads over 6 square, and the like, in addition, the rubber core and the connector housing are generally fixed only by adopting a snap-fit fastening, and because the peripheral shape structures are the same, the rubber core generally adopts a blind-plug manner, and there is no positioning assembly structure between the rubber core and the connector housing, but the rubber core has a deviation during manufacturing, which causes the assembly between the rubber core and the connector housing to deviate after changing one direction, so that the assembly between the rubber core and the connector housing is difficult.

SUMMERY OF THE UTILITY MODEL

The utility model provides a to the above-mentioned current technical defect, a socket connector is provided, all set up the barb structure in the both sides of connecting terminal front end to usable barb structure realizes with socket shell that the block of interfering by force is fixed, has simplified the mounting structure of terminal, can also improve the installation effectiveness, reduce part quantity, reduce cost, still be provided with the location rubber core that compresses tightly connecting terminal forward in socket shell, improved the structural reliability, have simple structure, with low costs, be convenient for equipment and the characteristics of dismantling.

In order to solve the technical problem, the utility model provides a socket connector, including socket shell, connecting terminal and location rubber core, socket shell includes that the front end is used for the grafting end of pegging graft with supporting plug and the rear end is used for the wiring end of being connected with the cable, the front end both sides of connecting terminal all are equipped with at least one barb structure that has the oblique angle, run through being equipped with at least one along grafting end and wiring end extension setting's mounting hole in the socket shell, the front end of connecting terminal is pressed into in the mounting hole, and barb structure card is gone into in the inner wall of mounting hole; the positioning rubber core is clamped in the wiring end and presses the connecting terminal forwards.

Furthermore, the inserting end comprises an inserting part with the mounting hole and a ring wall arranged around the periphery of the inserting part, and an inserting groove is formed between the inserting part and the ring wall.

Furthermore, the socket connector further comprises a shielding sheet sleeved on the periphery of the plugging part, and a plurality of shielding claws extending to the periphery of the wiring terminal are arranged at the rear end of the shielding sheet.

Furthermore, the connecting terminal comprises a front section, a middle section and a rear section which are integrally formed and sequentially arranged, one end of each of the front section and the rear section is vertically connected with the middle section, the other end of each of the front section and the rear section extends towards the opposite direction, at least one barb structure is arranged on each of two sides of the front section, and the oblique angle of each barb structure is back to back with the rear section; the front section is inserted into the mounting hole, and the end face of the inner side of the middle section is abutted to the end face of the wiring end.

Furthermore, a first arc-shaped transition part and a second arc-shaped transition part are respectively arranged at the connection positions of the two ends of the middle section and the front section and the rear section; and a jig hole is arranged in the middle of the first arc-shaped transition part in a penetrating manner.

Furthermore, one side of the rear section extends outwards and vertically to form a wiring section, and a through hole is formed in the wiring section in a penetrating mode; and a notch is formed in the rear section of the inner side of the wiring section, so that the bending starting point between the rear section and the wiring section is positioned at the bottom of the notch.

Furthermore, the connecting terminal is in an integrally formed sheet shape, and two barb structures are arranged on the thickness surfaces of two sides of the front section at intervals; the middle of the front end of the front section extends forwards to form an insertion section, and the width of the insertion section is smaller than that of the front section; the front end of the insertion section is sleeved with an insulated anti-touch cap.

Furthermore, two mounting holes are formed in the socket shell at intervals, and one connecting terminal is arranged in each mounting hole; the wiring end is internally provided with a mounting groove clamped with the positioning rubber core, and the two connecting terminals are positioned on two sides of the groove wall of the mounting groove, so that the positioning rubber core is positioned between the two connecting terminals.

Further, the core is glued in location includes the main part and locates the main part front end extends forward and inserts spacer in the mounting groove, the both sides of spacer all incline and are equipped with at least one orientation the elasticity buckle of main part, the inner wall of mounting groove go up concavely be equipped with the draw-in groove of elasticity buckle block, the left and right sides of main part all outwards extends to be equipped with and is located the ear in the middle section outside, just the terminal surface of ear with the outside terminal surface butt in middle section, the front side/rear side of main part extend and are equipped with a locating part, it is equipped with at least one locating hole to run through around on the locating part, be equipped with on the terminal surface of wiring end with locating hole grafting complex fixed column.

Furthermore, all be equipped with in the middle of the both sides of spacer along its length extension guide way that sets up, the front end terminal surface of spacer is equipped with at least one bellied reference column the inboard bottom of mounting groove be equipped with the reference column grafting complex slotted hole.

The utility model discloses following beneficial effect has:

1. all set up the barb structure in the both sides of connecting terminal front end to usable barb structure card is gone into and is realized the block of interfering by force in the socket casing and fix, has simplified the mounting structure of terminal, can also improve the installation effectiveness, reduce part quantity, reduce cost, still be provided with the location that compresses tightly connecting terminal forward in the socket casing and glue the core, utilize the location to glue the core and realize the dual fixed action to the terminal, improved structural reliability, have simple structure, with low costs, be convenient for equipment and the characteristics of dismantling.

2. In addition, the connecting terminal is designed into a bending structure with the front section, the middle section and the rear section being integrated, so that the distance between the two terminals in the connector is pulled open by utilizing the outward expansion of the rear section, and the connecting terminal capable of bearing 6 square-size load can be adopted under the condition that the reliability requirement of electrical connection is met when the connector is used, so that the overcurrent capacity of the connector is improved under the condition that the size and the installation space of the connector are not changed; the first arc-shaped transition part is provided with a jig hole which is used for being matched with an external installation jig to press the connecting terminal into the connector shell, so that the installation is convenient; and the structure that the connection terminal on the connecting terminal is connected with the cable can use grafting or the mode connection of screw fixation to switch on, and both firm in connection are reliable, and the temperature rise condition is good, can not appear contact failure and overheated and the pine takes off the condition that leads to the outage, and the security performance is good, and the in service behavior is reliable and stable, can simplify equipment and dismantlement process.

3. The positioning rubber core can be connected with the socket shell in a clamping mode through the positioning piece at the front end, the ear parts are arranged on two sides of the main body, so that the two ear parts can be utilized to press and fix the two connecting terminals in the socket shell forwards, the splitting and fixing design of the connecting terminals and the rubber core is realized, the requirement on the installation space in the connector shell is reduced, the assembly of each part of a small connector is facilitated, the positioning part is arranged on the rubber core and matched with the socket shell, the positioning rubber core is positioned and assembled, the positioning rubber core is convenient to install in the socket shell, the problem of difficulty in assembly caused by manufacturing errors during blind insertion due to the fact that the two side structures are the same is solved, and the positioning rubber core has the advantages of being simple in structure, low in cost and convenient to assemble and disassemble; in addition, a guide groove is arranged on the positioning sheet, and the positioning sheet is inserted into the socket shell for guiding installation and primary positioning; still through set up the locating hole on location portion and set up the reference column on the locating piece, realize three point location's purpose with the guide way cooperation, avoid the problem that the core appears deflecting and removing after the equipment is glued in the location.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, do not constitute a limitation of the invention, and in which:

FIG. 1 is a schematic view of a receptacle connector according to an embodiment;

FIG. 2 is a longitudinal sectional view of the receptacle connector according to the embodiment;

FIG. 3 is a cross-sectional view of the receptacle connector at the location of the resilient snap in accordance with one embodiment;

FIG. 4 is a transverse cross-sectional view of the receptacle connector at the connection terminal in the embodiment;

FIG. 5 is a sectional view of the receptacle connector at the connection portion in the embodiment;

FIG. 6 is a schematic view of a socket housing in an embodiment;

FIG. 7 is a schematic view of a connection terminal in the embodiment;

FIG. 8 is a front view of the connection terminal in the embodiment;

FIG. 9 is a schematic view of a positioning rubber core in the embodiment;

FIG. 10 is a schematic view of another view of the positioning rubber core in the embodiment.

Detailed Description

In order to fully understand the technical contents of the present invention, the present invention will be further described and explained with reference to the accompanying drawings and specific embodiments; it should be noted that, if "first" or "second" is described in the text, it is used to distinguish different components, and the like, and does not represent the order of precedence, and does not limit "first" and "second" to be different types.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

Examples

As shown in fig. 1 to 10, the receptacle connector shown in this embodiment includes a receptacle housing 1, a connection terminal 2 and a positioning rubber core 3, where the receptacle housing 1 includes a plugging end 11 whose front end is used for plugging a mating plug and a terminal 12 whose rear end is used for connecting a cable, both sides of the front end of the connection terminal 2 are provided with at least one barb structure 212 having an oblique angle 211, at least one mounting hole 10 extending along the plugging end 11 and the terminal 12 penetrates through the receptacle housing 1, the front end of the connection terminal 2 is pressed into the mounting hole 10, and the barb structure 212 is clamped into an inner wall of the mounting hole 10; the positioning rubber core 3 is clamped in the wiring terminal 12, and the positioning rubber core 3 presses the connection terminal 2 forwards; in the aforesaid, all set up the barb structure in the both sides of connecting terminal front end to usable barb structure card is gone into and is realized that the block is fixed by the interference by force in the socket casing, has simplified the mounting structure of terminal, can also improve the installation effectiveness, reduce part quantity, reduce cost, still be provided with the location that compresses tightly connecting terminal forward in the socket casing and glue the core, utilize the location to glue the core and realize the dual fixed action to the terminal, improved structural reliability, have simple structure, with low costs, be convenient for equipment and the characteristics of dismantling.

Specifically, the inserting end 11 includes an inserting portion 111 having two mounting holes 10 and a ring wall 112 surrounding the outer circumference of the inserting portion 111, and an inserting groove 113 is formed between the inserting portion 111 and the ring wall 112 for inserting a mating plug, and a connecting terminal 2 is disposed in each mounting hole 10.

In this embodiment, the receptacle connector further includes a shielding plate 4 fitted around the outer periphery of the insertion part 111, and the shielding plate 4 has a plurality of shielding claws 41 extending to the outer periphery of the terminal 112 at the rear end thereof.

In this embodiment, the connection terminal 2 includes a front section 21, a middle section 22 and a rear section 23 which are integrally formed and sequentially arranged, one end of each of the front section 21 and the rear section 23 is perpendicularly connected with the middle section 22, that is, the front section 21 and the rear section 23 which are connected with each other are bent into a right angle, and the other end of each of the front section 21 and the rear section 23 extends in opposite directions, that is, one extends forward and the other extends backward, the extending directions of the front section 21 and the rear section 23 are parallel, two barb structures 212 are arranged at intervals on two sides of the front section 21, and an oblique angle 211 on each barb structure 212 is arranged opposite to the rear section 23, that is, the oblique angle faces the front section 21, so that when the front section 21 of the terminal is pressed into the connector housing, the oblique angle is consistent with the inserting direction, the connection terminal is conveniently inserted into the socket housing by using the oblique angle, and the binding force between the connection terminal and the socket housing can be improved by using a plurality of barb structures; the front section 21 is inserted into the mounting hole 10, the end surface of the inner side of the middle section 22 is abutted against the end surface of the wiring terminal 12 to form a forward stopping effect, and the forward and backward movement stopping and positioning effect on the connection terminal is realized by matching with the barb structure; in the above-mentioned, through designing into the bending structure that preceding middle-and-back three-section is the integral type with the terminal to utilize the back end outwards to expand the distance that pulls open between the connector middle-and-end terminal, thereby when satisfying the reliability requirement of electrical connection when the connector uses, can adopt the connecting terminal that can bear 6 square size loads, thereby improved its overcurrent ability under the unchangeable condition of connector size and installation space.

Specifically, the joints between the two ends of the middle section 22 and the front section 21 and the rear section 23 are respectively provided with a first arc-shaped transition part 221 and a second arc-shaped transition part 222, so that the strength and the bending reliability of the joints are improved by arc-shaped transition; and a jig hole 223 penetrates through the middle of the first arc-shaped transition part 221, and the jig hole 223 is used for being matched with an external mounting jig to press the connecting terminal into the connector shell, so that the mounting and the dismounting are convenient.

Specifically, one side of the rear section 23 extends outwards and is vertically provided with a wiring section 24, the center of the wiring section 24 is provided with a through hole 241 in a penetrating manner, and a structure for connecting the wiring section and a cable can be connected and conducted in an inserting or screw fixing manner, so that the connection is firm and reliable, the temperature rise condition is good, the condition of power failure caused by overheating and loosening due to poor contact can not occur, the safety performance is good, the use condition is stable and reliable, and the assembling and disassembling process can be simplified; in this embodiment, the extending direction of the wire connecting section is set towards the inner side (i.e. extending vertically to the extending line of the front section), and compared with the manner of extending towards the outer side, the occupied space area of the connecting terminal can be reduced, the requirement of the installation space of the connecting terminal can be reduced, and the connecting terminal can be conveniently installed in a small connector housing.

Specifically, a concave notch 231 is arranged on the rear section 23 on the inner side of the wiring section 24, so that the bending starting point between the rear section 23 and the wiring section 24 is positioned at the bottom of the notch 231, and the surface of the wiring section 24 can be flush with the surfaces of the front section 21 and the middle section 22 after the wiring section is bent by using the mode of reducing the bending point, so that the volume of the wiring section is reduced.

In this embodiment, the connection terminal 2 is a sheet integrally formed, and the barb structures 212 are disposed on the thickness surfaces (i.e., the surfaces representing the thickness) of the front section 21.

Specifically, the middle of the front end of the front section 21 extends forwards to be provided with the plug section 25, the width of the plug section 25 is smaller than that of the front section 21, and the plug section 25 is arranged in the plug part 111 and is used for being plugged with the jack terminal on the plug, so that the load capacity of the terminal is improved by increasing the widths of the rear front section, the middle section and the rear section under the condition that the original standard of the plug port is not changed.

In this embodiment, the front end of the plug section 25 is sleeved with an insulating anti-touch cap 26, and after the connection terminal is installed in the connector housing, the anti-touch cap can be used to prevent the safety problem of electric shock caused by direct touch of the hand on the connection terminal.

In this embodiment, the wiring terminal 12 is provided with a mounting groove 121 engaged with the positioning rubber core 3, and the front sections 21 of the two connection terminals 2 are located on two sides of the groove wall of the mounting groove 121, so that the positioning rubber core 3 is located between the two connection terminals 2, and the barb structures 212 on the front section 21 are clamped into the groove wall.

In this embodiment, the positioning rubber core 3 includes a main body 30 and a positioning piece 31 disposed at the front end of the main body 30 and extending forward to be inserted into the mounting groove 121, both sides of the positioning piece 31 are both provided with at least one elastic buckle 32 facing the main body 30 in an inclined manner, that is, the elastic buckle 32 is arranged in a reverse direction, the inner wall of the mounting groove 121 is concavely provided with a clamping groove 122 clamped with the elastic buckle 32, so as to utilize the ear portion to compress forward and fix the connection terminal 2, when the positioning piece 31 is inserted forward into the socket housing, the elastic buckle is compressed downward, when the socket housing is assembled in place, the elastic buckle and the clamping groove are clamped to prevent the elastic buckle from sliding out in a reverse direction, both left and right sides of the main body 30 are both provided with the ear portion 33 extending outward and located outside the middle section 22, and the end face of the ear portion 33 is abutted to the end face of the outside of the middle section 22; a positioning part 34 extends from the front side/the rear side of the main body 30, at least one positioning hole 341 penetrates through the positioning part 34 from front to back, and a fixing column 123 in inserted fit with the positioning hole 341 is arranged on the end surface of the terminal 12; in the aforesaid, this location is glued the spacer of core at first accessible front end and is realized the block with the connector casing and be connected, and set up the ear in the both sides of main part, two usable ears come to compress tightly forward and fix two connecting terminal in the connector casing like this, realize the fixed design of the partition of connecting terminal and gluey core, and reduced the demand to the inside installation space of connector casing, be convenient for the equipment of each part of little connector, still set up location portion and connector casing cooperation on gluing the core, realize fixing a position the equipment to the equipment direction of this location gluey core, it packs into the connector casing to be convenient for, reduce because of the same equipment difficulty problem that leads to because of manufacturing error when blindly inserting of both sides structure, and the device has the advantages of simple structure, low cost, be convenient for equipment and dismantlement.

Specifically, the positioning plate 31 comprises a connecting portion 311 located at the front end of the main body 30, a guide portion 312 located in the middle of the front end of the connecting portion 311 and extending forwards, and two flat plates 313 extending in the middle of the two sides of the guide portion 312 and located at the front end of the connecting portion 311, wherein the thickness of the flat plates 313 is smaller than that of the connecting portion 311 and the guide portion 312, so that a certain step height difference exists between the surfaces of the two sides of the flat plates 313 and between the connecting portion 311 and the guide portion 312, and the step height difference is used for arranging and accommodating the elastic buckles, so that the occupied space of the elastic buckles is reduced, and the miniaturized design of the positioning rubber core is realized; specifically, two elastic buckles 32 are respectively arranged on the two side surfaces of the flat plate, that is, two elastic buckles are respectively arranged on the two sides of the positioning plate, the front ends of the elastic buckles 32 are arranged on the front end surface of the flat plate 313, the rear ends of the elastic buckles 32 extend upwards in an inclined manner towards the connecting part 311, and the highest point of the rear ends of the elastic buckles 32 is higher than the surface of the connecting part 311, so that the reverse blocking effect of the elastic buckles is ensured.

Specifically, the both sides surface of guide part 312 is equipped with guide way 314 by preceding backward extension, and guide way 314 extends to connecting portion 311 on the surface backward, on the inner wall of mounting groove 121 the protruding boss 124 that is equipped with guide way 314 complex, utilizes guide way and boss to insert the spacer in the socket casing and lead the installation and realize preliminary location.

Specifically, two raised positioning columns 35 are arranged on the front end face of the guide part 312 at intervals, a groove hole 125 matched with the positioning column 35 in an inserting mode is formed in the bottom of the inner side of the mounting groove 121, the positioning column and the groove hole are used for achieving the purpose of positioning in the mounting groove, the positioning column 35 is a round table with a small front end and a large rear end, and the positioning column and the socket shell are convenient to assemble and insert.

In an embodiment, two positioning holes 341 are formed in the positioning portion 34 in a front-back penetrating manner, so that the positioning holes and the fixing posts are utilized to achieve the purpose of external positioning, and the positioning holes and the fixing posts are matched to achieve the purpose of three-point positioning, thereby avoiding the problems of deflection and movement of the positioning rubber core after assembly.

Specifically, the positioning portion 34 is further provided with a through hole 342 passing through the front and back for a cable or a pin to pass through, and the through hole 342 is located between the two positioning holes 341.

In this embodiment, a square mounting plate 13 is further provided at the rear end of the insertion end 11, and a sealing ring 14 surrounding the terminal 12 is provided at the rear side of the mounting plate.

In an embodiment of the utility model, this location rubber core adopts plastic integrated into one piece to make, is convenient for make and production, and is with low costs.

The technical solutions provided by the embodiments of the present invention are described in detail above, and the principles and embodiments of the present invention are explained herein by using specific examples, and the descriptions of the above embodiments are only applicable to help understand the principles of the embodiments of the present invention; meanwhile, for a person skilled in the art, according to the embodiments of the present invention, there may be variations in the specific implementation manners and application ranges, and in summary, the content of the description should not be construed as a limitation to the present invention.

Claims

1. The utility model provides a socket connector, includes socket shell (1), connecting terminal (2) and location gluey core (3), its characterized in that, socket shell (1) includes that the front end is used for terminal (12) that grafting end (11) and rear end that peg graft with supporting plug are used for being connected with the cable, the front end both sides of connecting terminal (2) all are equipped with at least one barb structure (212) that have oblique angle (211), run through in socket shell (1) and be equipped with at least one mounting hole (10) that extend to set up along grafting end (11) and terminal (12), the front end of connecting terminal (2) is pressed into in mounting hole (10), just barb structure (212) card is gone into in the inner wall of mounting hole (10); the positioning rubber core (3) is clamped in the wiring end (12), and the positioning rubber core (3) presses the connecting terminal (2) forwards.

2. Socket connector according to claim 1, wherein the mating end (11) comprises a mating portion (111) having the mounting hole (10) and a ring wall (112) surrounding the mating portion (111), and a mating groove (113) is provided between the mating portion (111) and the ring wall (112).

3. The receptacle connector according to claim 2, further comprising a shield plate (4) fitted around the outer periphery of the mating part (111), and a plurality of shield claws (41) extending to the outer periphery of the terminal (12) are provided at a rear end of the shield plate (4).

4. Socket connector according to claim 3, wherein the connecting terminal (2) comprises a front section (21), a middle section (22) and a rear section (23) which are integrally formed and arranged in sequence, one end of each of the front section (21) and the rear section (23) is perpendicularly connected with the middle section (22), the other end of each of the front section (21) and the rear section (23) extends in opposite directions, at least one barb structure (212) is arranged on each side of the front section (21), and an oblique angle (211) on each barb structure (212) is arranged opposite to the rear section (23); the front section (21) is inserted into the mounting hole (10), and the end face of the inner side of the middle section (22) is abutted to the end face of the terminal (12).

5. Socket connector according to claim 4, wherein the junction of the two ends of the middle section (22) with the front section (21) and the rear section (23) is provided with a first arc-shaped transition part (221) and a second arc-shaped transition part (222), respectively; a jig hole (223) penetrates through the middle of the first arc-shaped transition portion (221).

6. Socket connector according to claim 5, wherein one side of the rear section (23) is provided with a wire connecting section (24) extending perpendicularly outwards, and the wire connecting section (24) is provided with a through hole (241) in a penetrating way; a notch (231) is formed in the rear section (23) on the inner side of the wire connecting section (24), so that the bending starting point between the rear section (23) and the wire connecting section (24) is located at the bottom of the notch (231).

7. Socket connector according to claim 6, wherein the connecting terminal (2) is in the form of an integrally formed plate, and two barb structures (212) are provided on the thickness surface of both sides of the front section (21) at intervals; the middle of the front end of the front section (21) extends forwards to form an insertion section (25), and the width of the insertion section (25) is smaller than that of the front section (21); the front end part of the plug-in section (25) is sleeved with an insulated anti-touch cap (26).

8. Socket connector according to claim 7, wherein two mounting holes (10) are provided in the socket housing (1) at intervals, and one connection terminal (2) is provided in each mounting hole (10); be equipped with in wiring end (12) with mounting groove (121) of location gluey core (3) block, and two connecting terminal (2) are located the cell wall both sides of mounting groove (121), so that location gluey core (3) are located two between connecting terminal (2).

9. The socket connector according to claim 8, wherein the positioning rubber core (3) comprises a main body (30) and a positioning piece (31) provided at the front end of the main body (30) and extending forward to be inserted into the mounting groove (121), at least one elastic buckle (32) facing the main body (30) is obliquely provided on each side of the positioning piece (31), a locking groove (122) engaged with the elastic buckle (32) is concavely provided on the inner wall of the mounting groove (121), an ear portion (33) located outside the middle section (22) is outwardly extended on each of the left and right sides of the main body (30), the end surface of the ear portion (33) abuts against the outer end surface of the middle section (22), a positioning portion (34) is extended from the front side/rear side of the main body (30), at least one positioning hole (341) is penetratingly provided on the positioning portion (34) forward and backward, and a fixing column (123) which is in inserted connection and matching with the positioning hole (341) is arranged on the end surface of the wiring terminal (12).

10. Socket connector according to claim 9, wherein the positioning piece (31) is provided with a guide groove (314) extending along the length thereof in the middle of each of the two sides, the front end face of the positioning piece (31) is provided with at least one raised positioning column (35), and the bottom of the inner side of the mounting groove (121) is provided with a slot hole (125) in plug fit with the positioning column (35).