CN211743590U - Female seat with shielding function and coaxial connector comprising female seat - Google Patents

Abstract

The utility model relates to a female seat with shielding function, including female seat insulator, female seat lid, female seat terminal and shielding shell. The female seat cover is buckled and covered and is fixed at the upper end part of the female seat terminal. The lower end part of the female seat terminal is inserted and fixed in the female seat insulator. The shielding shell is wrapped on the peripheral side wall of the female seat insulator. The left and right side walls of the shielding shell extend upwards to form a left elastic guide plate and a right elastic guide plate respectively. A front elastic shielding arm component and a rear elastic shielding arm component extend upwards from the front side wall and the rear side wall of the shielding shell respectively. The front and rear resilient shield arm assemblies are circumferentially distributed around the periphery of the female housing cover. Therefore, the shielding performance of the female socket is further enhanced, the influence of external electromagnetic interference on the signal transmission process is further reduced, and the female socket has excellent high-frequency performance. In addition, the utility model discloses coaxial connector has still been related to.

Description

Female seat with shielding function and coaxial connector comprising female seat

Technical Field

The utility model belongs to the technical field of the electric connector technique and specifically relates to a female seat and including its coaxial connector with shielding function.

Background

With the development of electronic component technology, the size of the electronic component tends to be more miniaturized and modularized, and further higher requirements are provided for the assembly reliability and the transmission stability of the electronic component. The coaxial connector is a connector product with strong transmission force in the current connector product types, and is widely applied to industries such as electric power systems, communication networks, financial manufacturing, elevators, industrial automation, medical equipment, office equipment, household appliances, military manufacturing and the like.

Coaxial connectors typically include male and female sockets that mate with one another. Generally, in order to improve the shielding performance of the electrical connector itself, a shielding shell (as shown in fig. 1) is wrapped around the insulator of the female socket, but the practical application effect is not good. The concrete expression is as follows: on one hand, the shielding strength of the shielding shell is not enough, so that the coaxial connector is easily influenced by an external magnetic field in the signal transmission process, and the anti-interference effect is poor; on the other hand, the high-frequency performance of the coaxial connector is influenced to a certain extent, so that the coaxial connector cannot be applied to the field of high-speed conduction of pixels such as a high-quality video circuit. Thus, it is highly desirable for the skilled artisan to solve the above problems

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a structural design is simple, and anti-electromagnetic interference is strong, has the female seat of shielding function.

Another object of the present invention is to provide a coaxial connector including the above female socket.

In order to solve the technical problem, the utility model relates to a female seat with shielding function, including female seat insulator, female seat lid, female seat terminal and shielding shell. The female seat cover is arranged right above the female seat insulator, and the female seat cover is buckled and fixed on the upper end part of the female seat terminal. The lower end part of the female seat terminal is inserted and fixed in the female seat insulator. The shielding shell is wrapped on the peripheral side wall of the female seat insulator. The left and right side walls of the shielding shell extend upwards to form a left elastic guide plate and a right elastic guide plate respectively. A front elastic shielding arm component and a rear elastic shielding arm component extend upwards from the front side wall and the rear side wall of the shielding shell respectively. The front flexible shield arm assembly is comprised of at least 1 front flexible shield arm. The rear flexible shield arm assembly is comprised of at least 1 rear flexible shield arm. The front and rear resilient shield arm assemblies are circumferentially distributed around the periphery of the female housing cover.

As the technical scheme of the utility model further improve, be provided with the left arc spigot surface of incurving at the free end of left side elasticity deflector. And the free end of the right elastic guide plate is provided with a right arc-shaped guide surface which is bent inwards. The free end of the front elastic shielding arm is provided with a front arc-shaped guide surface which is bent inwards. The free end of the rear elastic shielding arm is provided with a rear arc-shaped guide surface which is bent inwards.

As the utility model discloses technical scheme's further improvement all is provided with the card thorn on the left and right lateral wall of shielding shell, and is corresponding, sets up the draw-in groove with above-mentioned card thorn looks adaptation on the left and right lateral wall of female seat insulator.

As the utility model discloses technical scheme's further improvement, above-mentioned shielding shell is preferred to be formed by the punching press piece butt joint of bending head and the tail. And two opposite side walls at the pre-butt joint position of the shielding shell are respectively provided with a limiting bulge and a limiting clamping groove. The appearance of the limiting clamping groove is matched with that of the limiting bulge.

Compare in the female seat of traditional project organization the utility model discloses an among the technical scheme, set up the flexible shielding arm subassembly along shielding shell's lateral wall periphery to the shielding property of female seat has further been strengthened on original basis, and then has reduced the influence that external electromagnetic interference caused the signal transmission process better, ensures signal transmission's reliability and stability, and makes its self have good high frequency performance.

Additionally, the utility model also discloses a coaxial connector, its public seat and the above-mentioned female seat that has the shielding function of including mutual opposite insertion.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the assembly of a prior art coaxial connector.

Fig. 2 is an assembly diagram of the coaxial connector of the present invention.

Fig. 3 is an exploded view of the female housing with shielding function according to the present invention.

Fig. 4 is a schematic perspective view of the female housing with shielding function of the present invention.

Fig. 5 is a schematic perspective view of the shielding housing in the female seat with shielding function of the present invention.

Fig. 6 is a front view of fig. 5.

Fig. 7 is a right side view of fig. 5.

Fig. 8 is a schematic perspective view of the female seat insulator in the female seat with shielding function according to the present invention.

1-male seat; 2-a female seat; 21-a female socket insulator; 211-card slot; 22-female seat cover; 23-female socket terminals; 24-a shielding housing; 241-left elastic guide plate; 2411-left arc-shaped guide surface; 242-right resilient guide plate; 2421-right arc guide surface; 243-front elastomeric shield arm assembly; 2431-front flexible shield arms; 24311-front arc-shaped guide surface; 244-a rear elastomeric shield arm assembly; 2441-rear flexible shielding arms; 24411-rear arc-shaped guide surface; 245-sticking; 246-limit projection; 247-limit slot.

Detailed Description

In the description of the present invention, it is to be understood that the terms "left", "right", "upper", "lower", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element 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.

The present invention will be described in further detail with reference to the following embodiments, and fig. 3 and 4 respectively show the explosion diagram and the assembly diagram of the female housing with shielding function according to the present invention, and it can be understood that the female housing mainly comprises a female housing insulator 21, a female housing cover 22, a female housing terminal 23, and a shielding shell 24. The female socket cover 22 is disposed over the female socket insulator 21, and covers and is fixed to the upper end of the female socket terminal 23. The lower end of the female socket terminal 23 is inserted into and fixed to the female socket insulator 21. The shield shell 24 is wrapped around the peripheral side wall of the female socket insulator 21. Left and right elastic guide plates 241 and 242 are respectively formed by extending upward from left and right side walls of the shield case 24. A front flexible shield arm assembly 243 and a rear flexible shield arm assembly 244 extend upwardly from the front and rear side walls of the shield shell 24, respectively. The front and rear flexible shield arm assemblies 243, 244 are circumferentially spaced around the periphery of the female cover 22 and abut the outer sidewall of the male when the male is fully inserted relative to the female. Therefore, on the basis of the original shielding shell, the structure of the shielding shell is optimized, so that the shielding performance of the female socket is further enhanced, the influence of external electromagnetic interference on a signal transmission process is better reduced, the reliability and stability of signal transmission are ensured, and the shielding shell has excellent high-frequency performance.

As shown in fig. 3, 4, 5, 6, and 7, it can be seen that, in the present embodiment, the front elastic shield arm assembly 243 is constituted by 2 pieces of front elastic shield arms 2431 symmetrically arranged in the left-right direction. The rear elastic shield arm assembly 244 is constituted by 2 rear elastic shield arms 2441 symmetrically arranged in the left-right direction. Thus, on the premise of considering both the manufacturing difficulty and the cost of the shielding shell 24, the contact reliability of the front elastic shielding arm 2431 and the rear elastic shielding arm 2441 to the outer side wall of the male seat is effectively ensured, and the female seat is further ensured to have good shielding performance.

It should be noted that the front elastic shielding arm 2431 and the rear elastic shielding arm 2441 are not limited to the number 2, and the number and the actual position distribution thereof may be specifically set according to actual situations.

Furthermore, in order to improve the smoothness of the insertion of the male socket relative to the female socket, reduce the assembly difficulty and ensure the stability of the contact between the shielding shell 24 and the outer sidewall of the male socket, an inwardly-bent left arc-shaped guide surface 2411 may be provided at the free end of the left elastic guide plate 241. A right arc guide surface 2421 bent inward is provided at the free end of the right elastic guide plate 242. At the free end of the front resilient shield arm 2431 is provided an inwardly curved front arcuate guide surface 24311. The free ends of the rear resilient shield arms 2441 are provided with inwardly curved rear arcuate guide surfaces 24411 (as shown in fig. 6, 7).

In addition, the left arc-shaped guide surface 2411, the right arc-shaped guide surface 2421, the front arc-shaped guide surface 24311 and the rear arc-shaped guide surface 24411 can effectively avoid the problem that the outer side wall of the male seat is scratched in the actual insertion process, and reduce the workload of post repair.

In addition, in order to improve the connection strength between the shielding shell 24 and the female socket insulator 21 and the convenience of detachment, the left and right side walls of the shielding shell 24 may be provided with the bayonet 245, and correspondingly, the left and right side walls of the female socket insulator 21 are provided with the locking slots 211 (as shown in fig. 5 and 8) adapted to the bayonet 245.

The shield case 24 is preferably formed by press bending pieces butted end to end. And a limit protrusion 246 and a limit slot 247 are respectively disposed on two opposite sidewalls of the shield shell 24 at the pre-butt joint position. The shape of the limit stop slot 247 is matched with the shape of the limit projection 246 (as shown in fig. 5). Through adopting above-mentioned technical scheme to set up to effectively reduced shielding shell 24's the manufacturing and shaping degree of difficulty and cost, and ensured that it has better structural stability itself.

Finally, the present invention also discloses a coaxial connector, which comprises a male socket 1 and the female socket 2 (as shown in fig. 2) with shielding function, which are inserted into each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (5)

1. A female socket with a shielding function comprises a female socket insulator, a female socket cover, a female socket terminal and a shielding shell; the female seat cover is arranged right above the female seat insulator, and is buckled and fixed at the upper end part of the female seat terminal; the lower end part of the female seat terminal is inserted and fixed in the female seat insulator; the shielding shell is wrapped on the peripheral side wall of the female seat insulator; the shielding shell is characterized in that a front elastic shielding arm component and a rear elastic shielding arm component extend upwards from the front side wall and the rear side wall of the shielding shell respectively; the front elastic shielding arm component consists of at least 1 front elastic shielding arm; the rear elastic shielding arm assembly consists of at least 1 rear elastic shielding arm; the front and rear flexible shield arm assemblies are circumferentially distributed around the periphery of the female housing cover.

2. The female header with shielding function according to claim 1, wherein a left arc-shaped guide surface bent inward is provided at a free end of said left elastic guide plate; the free end of the right elastic guide plate is provided with a right arc-shaped guide surface which is bent inwards; the free end of the front elastic shielding arm is provided with a front arc-shaped guide surface which is bent inwards; the free end of the rear elastic shielding arm is provided with a rear arc-shaped guide surface which is bent inwards.

3. The female housing with shielding function according to claim 1, wherein the shielding shell has a left side wall and a right side wall, and the left side wall and the right side wall of the female housing insulator are respectively provided with a bayonet corresponding to the bayonet.

4. The female header with shielding function according to claim 1, wherein said shielding shell is formed by end-to-end abutting of stamped and bent pieces; and two opposite side walls of the shield shell at the pre-butt joint position are respectively provided with a limiting bulge and a limiting clamping groove; the shape of the limiting clamping groove is matched with that of the limiting bulge.

5. A coaxial connector comprising a male socket and a female socket which are inserted into each other, wherein the female socket is the female socket with shielding function according to any one of claims 1 to 4.

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