CN213043098U

CN213043098U - RCA plug

Info

Publication number: CN213043098U
Application number: CN202021595211.1U
Authority: CN
Inventors: 梁雨春
Original assignee: Ningbo Roxtone Audio Technology Co ltd
Current assignee: Ningbo Roxtone Audio Technology Co ltd
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2021-04-23
Anticipated expiration: 2030-08-04

Abstract

The utility model discloses a RCA plug relates to connector technical field, including tail cover, shell, public first inner core and circular shell fragment, wherein, the one end and the tail cover of shell are connected, and the other end and the public first inner core of shell are connected, and the inside of public first inner core is equipped with step form draw-in groove, and circular shell fragment is located in the step form draw-in groove, and the both ends of circular shell fragment support in the both sides inner wall of step form draw-in groove, and circular shell fragment is both ends open-ended shell structure, and the outer fringe at the middle part of circular shell fragment is even is equipped with a plurality of logical grooves. The method has the characteristics of simple processing, high quality and reliable matching connection.

Description

RCA plug

Technical Field

The utility model relates to connector technical field especially involves a RCA plug.

Background

Because the RCA (Radio Corporation of America, broadcasters and record company in usa) plug is shaped like a lotus, which is also called a lotus plug, it generally includes a central terminal and a lotus terminal located at the periphery of the central terminal, and the central terminal is used for transmitting signals and the lotus terminal is used for grounding, which can be used for transmitting digital audio signals and analog video signals.

The outer wall grooving of public first inner core hole and female head cooperation of current audio connector RCA public head, because grooving machining dimension yielding and electroplating size thickening add the deformation, the connector cooperation often appears and is too loose or tension, leads to the product to become invalid.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a RCA plug for solve above-mentioned technical problem.

The utility model adopts the technical scheme as follows:

the utility model provides a RCA plug, includes tail cover, shell, public first inner core and circular shell fragment, wherein, the one end of shell with the tail cover is connected, the other end of shell with public first inner core is connected, the inside of public first inner core is equipped with step-like draw-in groove, circular shell fragment is located in the step-like draw-in groove, just the both ends of circular shell fragment support in the both sides inner wall of step-like draw-in groove, circular shell fragment is both ends open-ended shell structure, the outer fringe in the middle part of circular shell fragment is even is equipped with a plurality of logical grooves.

Preferably, the outer diameters of the two ends of the circular elastic sheet are larger than the outer diameter of the middle of the circular elastic sheet.

Preferably, the shell and the tail sleeve are both made of beryllium copper.

Preferably, one end of the male head inner core extends into the shell, the other end of the male head inner core is located on the outer side of the shell, and the stepped clamping groove is formed in the other end of the male head inner core.

As a further preference, the other end of the male inner core is in threaded connection with the other end of the outer shell.

Preferably, the tail sleeve is detachably connected with one end of the shell.

The technical scheme has the following advantages or beneficial effects:

the utility model discloses in, female first connector can be held tightly to circular shell fragment, can provide stable power of holding tightly, can increase the area of contact of female first connector and circular shell fragment, and it is firm to guarantee to contact, and the public first inner core cancellation grooving makes processing simple, the quality improves simultaneously, beautifies the outward appearance, provides more reliable cooperation and connects.

Drawings

Fig. 1 is a schematic view of the internal structure of the RCA plug of the present invention;

fig. 2 is a schematic view of the internal structure of the RCA plug and the female connector of the present invention;

fig. 3 is an exploded view of the RCA plug of the present invention.

In the figure: 1. a tail sleeve; 2. a housing; 3. a male inner core; 4. a circular spring plate; 5. step-shaped clamping grooves; 6. a through groove; 7. female connector.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.

Fig. 1 is a schematic view of the internal structure of the RCA plug of the present invention; fig. 2 is a schematic view of the internal structure of the RCA plug and the female connector of the present invention; fig. 3 is the explosion schematic diagram of the RCA plug of the present invention, please see fig. 1 to fig. 3, which shows an embodiment of a preferred embodiment, an RCA plug is shown, which comprises a tail sleeve 1, a housing 2, a male core 3 and a circular elastic sheet 4, wherein, one end of the housing 2 is connected with the tail sleeve 1, the other end of the housing 2 is connected with the male core 3, the inside of the male core 3 is provided with a step-shaped slot 5, the circular elastic sheet 4 is arranged in the step-shaped slot 5, and the two ends of the circular elastic sheet 4 are supported on the inner walls of the two sides of the step-shaped slot 5, the circular elastic sheet 4 is a shell structure with two open ends, and the outer edge of the middle part of the circular elastic sheet 4 is uniformly. In this embodiment, as shown in fig. 1, the stepped clamping groove 5 is used to fix the circular elastic sheet 4 in the male core 3, wherein one end of the male core 3 is located in the housing 2, the other end of the male core 3 is of a hollow structure, and the stepped clamping groove 5 is located at the other end of the male core 3. As shown in fig. 2, when the connector is used, when one end of the female connector 7 is inserted into the circular elastic sheet 4 at the other end of the male core 3, the middle part of the circular elastic sheet 4 is deformed outwards, and the two ends of the circular elastic sheet 4 are propped against the inner walls of the two sides of the stepped clamping groove 5, so that stable holding force is provided, and reliable connection is ensured. In this embodiment, a plurality of through grooves 6 are provided, so that the joint of the circular elastic piece 4 and the female connector 7 has more contact areas, and reliable contact is ensured. In the embodiment, the male head inner core 3 is free from cutting grooves, so that the processing is simple, the quality is improved, the appearance is beautified, and more reliable matching connection is provided.

Further, as a preferred embodiment, the outer diameters of the two ends of the circular elastic sheet 4 are larger than the outer diameter of the middle part of the circular elastic sheet 4, so that the circular elastic sheet 4 can deform inwards or outwards.

Further, as a preferred embodiment, the housing 2 and the tail sleeve 1 are both made of beryllium copper.

Further, as a preferred embodiment, one end of the male core 3 extends to the inside of the outer shell 2, the other end of the male core 3 is located at the outer side of the outer shell 2, and the stepped clamping groove 5 is located inside the other end of the male core 3.

Further, as a preferred embodiment, the other end of the male core 3 is screwed with the other end of the outer shell 2. As shown in fig. 3, an internal thread is provided inside the other end of the outer shell 2, and an external thread matching the internal thread is provided on the other end of the male core 3.

Further, as a preferred embodiment, the tail sleeve 1 is detachably connected to one end of the housing 2.

The above description is only an example of the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and those skilled in the art should be able to realize the equivalent alternatives and obvious variations of the present invention.

Claims

1. The RCA plug is characterized by comprising a tail sleeve, a shell, a male head inner core and a circular elastic sheet, wherein one end of the shell is connected with the tail sleeve, the other end of the shell is connected with the male head inner core, a step-shaped clamping groove is formed in the male head inner core, the circular elastic sheet is arranged in the step-shaped clamping groove, two ends of the circular elastic sheet abut against inner walls of two sides of the step-shaped clamping groove, the circular elastic sheet is of a shell structure with openings at two ends, and a plurality of through grooves are uniformly formed in the outer edge of the middle of the circular elastic sheet.

2. The RCA plug of claim 1, wherein outer diameters of both ends of the circular spring are larger than an outer diameter of a middle portion of the circular spring.

3. The RCA plug of claim 1, wherein the housing and the tail sleeve are each of beryllium copper material.

4. The RCA plug of claim 1, wherein one end of the male core extends into an interior of the housing and the other end of the male core is located outside of the housing, and the stepped slot is located in the interior of the other end of the male core.

5. The RCA plug of claim 2, wherein the other end of the male core is threadedly connected to the other end of the outer housing.

6. The RCA plug of claim 1, wherein the tail sleeve is removably connected to one end of the housing.