CN218160941U

CN218160941U - Waterproof connector of female seat of Type-C8P

Info

Publication number: CN218160941U
Application number: CN202222784531.7U
Authority: CN
Inventors: 邓名欣; 杨雪平
Original assignee: Dongguan Lixiangxing Electronic Technology Co ltd; Guangdong Liheng Precision Technology Co ltd
Current assignee: Dongguan Lixiangxing Electronic Technology Co ltd; Guangdong Liheng Precision Technology Co ltd
Priority date: 2022-10-21
Filing date: 2022-10-21
Publication date: 2022-12-27
Anticipated expiration: 2032-10-21

Abstract

The utility model provides a Type-C8P female seat waterproof connector, which comprises a contact pin assembly, wherein the contact pin assembly comprises an injection molded rubber core and a first contact pin, a second contact pin and a third contact pin which are embedded in the rubber core through injection molding; the rubber core-containing shell is arranged on the shell, a mounting groove for containing the rubber core is formed in the shell, and a through hole for allowing the first contact pin, the second contact pin and the third contact pin to penetrate is formed in the bottom of the mounting groove; the tail end of the shell is provided with an adhesive groove used for exposing the through hole, and the adhesive groove is filled with adhesive used for sealing the through hole; the tail end of the shell is also provided with a plurality of positioning clamping grooves which are positioned below the adhesive grooves and arranged for the through holes of the adhesive grooves, and the tail ends of the first contact pin, the second contact pin and the third contact pin are bent and clamped into the corresponding positioning clamping grooves; the metal shell is used for matching the male head and is fixedly connected to the rubber core; the stability of the connection structure of the shell and the rubber core is improved, the shell is an independent injection molding piece, and the processing efficiency is improved.

Description

Waterproof connector of female seat of Type-C8P

Technical Field

The utility model relates to a connector field, concretely relates to female seat waterproof connector of Type-C8P.

Background

The number of copper terminals of a standard Type-c connector is 24, 12 are distributed on the tongue part of the insulating body of the connector, 12 are distributed under the tongue part of the insulating body, and 24 copper terminals are arranged in the Type-c connector. For the connector which only needs to realize the charging function, the two VBUS ends and the two GND ends are arranged according to a standard protocol, so that the connector not only can be conveniently injection-molded with an insulating body, but also can avoid the situation that excessive terminal idle functions are adopted, and when functional signal transmission is needed, DN and DP ends are generally added on the basis of the conductive terminals, so that an 8P connecting structure is formed; and the metal shell and the shell structure are added to be assembled to form the integral connector structure.

The outer part of the rubber core structure is provided with a shell structure, the shell structure can be formed outside the rubber core structure through injection molding, but the integral structure is not convenient for quick processing, although the shell is also a structure of an independent part in the prior art, for example, chinese patent CN217361962U discloses a Type-c-8P waterproof connector, which not only discloses that DN and DP end communication functions are realized by adding an independent terminal, but also discloses a shell for fixedly mounting the rubber core, and after the rubber core is positioned by arranging a concave-convex structure position on the shell, sealing connection is realized through a rubber water layer; because the terminal quantity that adopts reaches 8 as many as, consequently can only rely on the glue layer to realize realizing sealing connection to gluing the core on the shell, structurally lack the connected mode to gluing the reliable location of core.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a Type-C8P female seat waterproof connector, which solves the problem of the stability of the connecting structure of a shell and a rubber core; the shell is independent injection molding, improves machining efficiency's problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a Type-C8P female seat waterproof connector comprises a pin assembly, wherein the pin assembly comprises an injection molded rubber core, and a first pin, a second pin and a third pin which are embedded in the rubber core through injection molding;

the rubber core is arranged in the rubber core, and the rubber core is inserted into the rubber core through the first contact pin, the second contact pin and the third contact pin;

an adhesive groove used for exposing the through hole is formed in the tail end of the shell, and adhesive used for sealing the through hole is filled in the adhesive groove;

the tail end of the shell is also provided with a plurality of positioning clamping grooves which are positioned below the adhesive grooves and are arranged for the through holes of the adhesive grooves, and the tail ends of the first contact pin, the second contact pin and the third contact pin are bent and clamped into the corresponding positioning clamping grooves;

still including being used for cooperating the metal casing of public head, metal casing fixed connection is in glue the core.

Preferably, the housing is of an integral injection molding structure.

Preferably, the end of the second pin is provided with a first terminal, a second terminal and a third terminal which are integrally formed by punching, and the end of the second terminal is bent to form an upper contact part and a lower contact part which are parallel;

the second terminal is also provided with a punching part for disconnecting the second contact pin;

and the rubber core is provided with a punching processing opening for exposing the punching part.

Preferably, a fourth terminal formed by stamping is arranged at the end part of the first contact pin;

and the end part of the third contact pin is provided with a fifth terminal formed by punching.

Preferably, the first terminal and the third terminal are both VBUS terminals for supplying power;

the fourth terminal and the fifth terminal are both GND terminals and are used for grounding;

and the second terminals are DP1, DN1, DP2 and DN2 ends and are used for transmitting signals.

Preferably, the rubber core is provided with a rubber tongue part for inserting a matching male head;

and the positioning step is used for positioning and fixing the metal shell, and the positioning step is provided with symmetrical limiting clamping grooves.

Preferably, the first terminal, the fourth terminal, and the lower contact portion are exposed to one side surface of the tongue portion;

the third terminal, the fifth terminal and the upper contact part are exposed out of the other side surface of the tongue part.

Preferably, the scratch-resistant abutting strips are embedded at two side ends of the tongue portion.

Preferably, a first groove structure extending along the circumferential direction is formed in the outer side surface of the shell.

Preferably, the bottom of the shell is provided with a plurality of second groove structures which are arranged in parallel.

Compared with the prior art, the utility model discloses following beneficial effect has:

the shell is formed into a piece independently, so that the independent injection molding processing can be realized, the processing efficiency is improved, the mounting groove is arranged in the shell to position and mount the rubber core, and the first contact pin, the second contact pin and the third contact pin can be sealed through the adhesive grooves after penetrating through the through holes; simultaneously can realize the location to the tail end position of buckling of first contact pin, second contact pin, third contact pin respectively under positioning channel's effect to guarantee overall structure's installation stability, not rely on the viscose to connect, improve overall structure's reliability through the structure cooperation.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic diagram of an explosive structure according to an embodiment of the present invention;

FIG. 3 is a schematic view of the structure of the housing according to the embodiment of the present invention;

fig. 4 is a schematic axial side structure diagram of a pin inserting assembly according to an embodiment of the present invention;

FIG. 5 is a schematic top view of the structure of FIG. 4;

fig. 6 is a schematic structural view illustrating punch forming of the first contact pin, the second contact pin and the third contact pin according to the embodiment of the present invention;

fig. 7 is a schematic view of each terminal pin position in the embodiment of the present invention;

in the figure, the position of the upper end of the main shaft,

the pin assembly comprises a pin assembly 1, a rubber core 2, a punching processing opening 21, a rubber tongue portion 22, a positioning step 23, a limiting clamping groove 24, a first pin 3, a second pin 4, a third pin 5, a shell 6, a mounting groove 61, a through hole 62, an adhesive groove 63, a positioning clamping groove 64, a first groove structure 65, a second groove structure 66, a metal shell 7, a first terminal 8, a second terminal 9, a third terminal 10, an upper contact portion 11, a lower contact portion 12, a punching portion 13, a fourth terminal 14, a fifth terminal 15 and a scratch-resistant abutting strip 16.

Detailed Description

The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

As shown in fig. 1-7, an embodiment of the present invention provides a Type-C8P female seat waterproof connector, which includes a pin assembly 1, where the pin assembly 1 includes an injection molded rubber core 2, and a first pin 3, a second pin 4, and a third pin 5 that are embedded in the rubber core 2 by injection molding; in order to coat and waterproof the whole pin assembly 1, the pin assembly further comprises a shell 6 inserted into the pin assembly 1, the whole structure of the shell 6 is an independent part and can be formed by single integral injection molding, so that the complex process of directly performing secondary injection molding on the rubber core 2 in the conventional technology is avoided; the shell 6 is provided with a mounting groove 61 for accommodating the rubber core 2, the bottom of the mounting groove 61 is provided with a through hole 62 for penetrating through the first contact pin 3, the second contact pin 4 and the third contact pin 5, the rubber core 2 is mounted through the mounting groove 61 and positioned, and after the first contact pin 3, the second contact pin 4 and the third contact pin 5 penetrate through the adaptive through hole 62, internal and external communicated gaps are reduced, so that a certain degree of waterproof performance can be realized preliminarily; in order to further improve the waterproof performance of the through hole 62, an adhesive groove 63 for exposing the through hole 62 is arranged at the tail end of the housing 6, the adhesive groove 63 is filled with an adhesive for sealing the through hole 62, and the adhesive mainly has the function of not fixing the first pin 3, the second pin 4 and the third pin 5, but realizing better sealing performance and improving the waterproof grade of the whole connector, such as IP67, IP68 and the like; in order to guarantee the structural stability after the installation 6 tail end of shell still is equipped with and is located viscose groove 63 below and to it a plurality of positioning channel section 64 that through-hole 62 set up, first contact pin 3 second contact pin 4 and the terminal card of buckling of third contact pin 5 is gone into correspondingly in the positioning channel section 64, through corresponding positioning channel section 64 respectively to the first contact pin 3 after bending second contact pin 4 and third contact pin 5 carries on spacingly to can realize reliably spacingly through the structure cooperation. Specifically, still including the metal casing 7 that is used for cooperating public head, metal casing 7 fixed connection be in glue core 2 is last, is convenient for lead the cooperation through metal casing 7 to the worker head.

Specifically, as shown in fig. 3, a first groove structure 65 extending along the circumferential direction is provided on the side surface of the housing 6, so that the fixing structure can be placed when the whole connector is fixedly installed through the first groove structure 65.

Meanwhile, a plurality of second groove structures 66 which are arranged in parallel are formed at the bottom of the shell 6, and the second groove structures 66 can reduce weight and keep reinforcing ribs to ensure the structural stability of the shell.

Specifically, a first terminal 8, a second terminal 9 and a third terminal 10 which are integrally formed by punching are arranged at the end of the second pin 4, the end of the second terminal 9 is bent to form an upper contact part 11 and a lower contact part 12 which are parallel, after the second terminal 9 and the second pin 4 are integrally formed, injection molding can be conveniently carried out under the existing injection molding positioning mode after a functional terminal is newly added, positioning points needed after the terminal is added are reduced, and therefore injection molding reliability and structural stability can be improved; the newly-added second terminal 9 is connected with the second pin 4 as a whole during injection molding processing, and needs to be separated during actual use to avoid conduction, so that the second terminal 9 is also provided with a punching part 13 for disconnecting the second pin 4, and the rubber core 2 is provided with a punching processing port 21 for exposing the punching part 13; after the integral injection molding, the punching portion 13 is punched through the punching processing port 21 to disconnect the second terminal 9 from the second pin 4, and the upper contact portion 11 and the lower contact portion 12 are connected to the connection portions of the corresponding male connectors, respectively, so that the communication function is increased.

Specifically, a fourth terminal 14 formed by stamping is arranged at the end of the first pin 3, and a fifth terminal 15 formed by stamping is arranged at the end of the third pin 5; the first terminal 8 and the third terminal 10 are both VBUS terminals for supplying power, the fourth terminal 14 and the fifth terminal 15 are both GND terminals for grounding, and the second terminal 9 is a DP1 terminal, a DN1 terminal, a DP2 terminal, a DN2 terminal for transmitting signals; according to the Type-C protocol, as shown in fig. 7, the first terminal 8 is A9, the third terminal 10 is B9, the fourth terminal 14 is a12, the fifth terminal 15 is B12, and the second terminal 9 is A6, A7, B6, B7 that are turned on; from this, can satisfy the public first cooperation of pegging graft of standard Type-C of agreement and use.

Specifically, be equipped with on the rubber core 2 and be used for coordinating public first male tongue portion 22 of gluing to and be equipped with the location step 23 that is used for fixing metal casing 7 in the location, be equipped with symmetrical spacing draw-in groove 24 on the location step 23, spacing draw-in groove 24 is used for realizing spacing the connection to the anticreep buckle on the metal casing 7.

As shown in fig. 4-5, the first terminal 8, the fourth terminal 14 and the lower contact portion 12 are all exposed at one side surface of the tongue portion 22, and the third terminal 10, the fifth terminal 15 and the upper contact portion 11 are all exposed at the other side surface of the tongue portion 22; therefore, the corresponding side surfaces form corresponding power supply ends and grounding ends, and the conducting connection is conveniently realized by matching with a male connector; and the upper contact part 11 and the lower contact part 12 of the second terminal 9 are conducted, so that the male connector can be ensured to be kept in a connected state after being inserted, and monitoring and transmission of functional signals such as temperature detection and the like are realized.

Specifically, in order to improve the pulling and inserting wear-resistant effect of the tongue portion 22, the scratch-resistant abutting strips 16 are embedded at the two side ends of the tongue portion 22, so that the structural stability after repeated use for a plurality of times is improved.

In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the products of the present invention are usually placed when in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

Finally, it is noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims

1. The utility model provides a waterproof connector of female seat of Type-C8P, its characterized in that: the pin assembly comprises a pin assembly (1), wherein the pin assembly (1) comprises a rubber core (2) formed by injection molding, and a first pin (3), a second pin (4) and a third pin (5) which are embedded in the rubber core (2) by injection molding;

the rubber core (2) is arranged in the rubber core (2), the rubber core is arranged in the rubber core, and the rubber core is arranged in the rubber core and is provided with a first pin (3), a second pin (4) and a third pin (5);

an adhesive groove (63) used for exposing the through hole (62) is formed in the tail end of the shell (6), and adhesive used for sealing the through hole (62) is filled in the adhesive groove (63);

the tail end of the shell (6) is further provided with a plurality of positioning clamping grooves (64) which are located below the adhesive grooves (63) and arranged for the through holes (62), and the tail ends of the first inserting pin (3), the second inserting pin (4) and the third inserting pin (5) are bent and clamped into the corresponding positioning clamping grooves (64);

still including being used for cooperating metal casing (7) of public head, metal casing (7) fixed connection be in glue core (2) on.

2. The Type-C8P female connector according to claim 1, wherein: the shell (6) is of an integral injection molding structure.

3. The Type-C8P female connector according to claim 1 or 2, wherein: a first terminal (8), a second terminal (9) and a third terminal (10) which are integrally formed by stamping are arranged at the end part of the second pin (4), and the end part of the second terminal (9) is bent to form an upper contact part (11) and a lower contact part (12) which are parallel;

the second terminal (9) is also provided with a punching part (13) for disconnecting the second contact pin (4);

the rubber core (2) is provided with a punching processing opening (21) used for exposing the punching part (13).

4. The Type-C8P female connector according to claim 3, wherein: the end part of the first contact pin (3) is provided with a fourth terminal (14) formed by stamping;

and the end part of the third pin (5) is provided with a fifth terminal (15) formed by punching.

5. The Type-C8P female connector according to claim 4, wherein: the first terminal (8) and the third terminal (10) are both VBUS terminals and are used for supplying power;

the fourth terminal (14) and the fifth terminal (15) are both GND terminals and are used for grounding;

and the second terminal (9) is a DP1 end, a DN1 end, a DP2 end and a DN2 end and is used for transmitting signals.

6. The Type-C8P female connector according to claim 5, wherein: the rubber core (2) is provided with a rubber tongue part (22) which is used for being inserted by matching with a male head;

and a positioning step (23) for positioning and fixing the metal shell (7) is arranged, and symmetrical limiting clamping grooves (24) are formed in the positioning step (23).

7. The Type-C8P female connector according to claim 6, wherein: the first terminal (8), the fourth terminal (14) and the lower contact part (12) are exposed out of one side surface of the tongue part (22);

the third terminal (10), the fifth terminal (15) and the upper contact part (11) are exposed out of the other side surface of the tongue part (22).

8. The Type-C8P female connector according to claim 7, wherein: and scraping-resistant abutting strips (16) are embedded at two side ends of the tongue-shaped rubber part (22).

9. The Type-C8P female connector according to claim 1, wherein: a first groove structure (65) extending along the circumferential direction is formed in the outer side face of the shell (6).

10. The Type-C8P female connector according to claim 1, wherein: and a plurality of second groove structures (66) which are arranged in parallel are formed at the bottom of the shell (6).