WO2021013003A1

WO2021013003A1 - Socket for electrical connector and electrical connector

Info

Publication number: WO2021013003A1
Application number: PCT/CN2020/102028
Authority: WO
Inventors: 张淼; 赵文菁
Original assignee: 菲尼克斯亚太电气（南京）有限公司
Priority date: 2019-07-22
Filing date: 2020-07-15
Publication date: 2021-01-28
Also published as: CN210092424U; DE212020000685U1

Abstract

Provided is a socket for an electrical connector. The socket comprises a housing, and an electrical conductor arranged inside the housing, wherein the electrical conductor is provided with a snap-fitter; a mounting hole for inserting the electrical conductor is provided in the housing; an elastic arm making contact with the snap-fitter is arranged at at least one edge of the mounting hole; and the elastic arm is provided with a hook making contact with the snap-fitter arranged on the electrical conductor. According to the present invention, the snap-fitting area between the electrical conductor and the housing of the socket is increased, such that the retaining force is increased, and the insertion and extraction force is increased from 30 N to 90 N, thereby omitting the potting device cost and the process time cost and facilitating mounting.

Description

Socket for electric connector and electric connector

Technical field

The invention relates to the electrical field, and belongs to a socket for an electrical connector and an electrical connector.

Background technique

In industries such as industrial communications, many devices are usually used to transmit control information, so connectors are used to power the devices. The airtightness between the socket shell and the plug shell in the existing connector is realized by the method of glue filling. During the glue filling process, the glue will flow to the contact surface between the socket shell and the plug shell. Affect the use of the connector and the sealing effect.

In the prior art, grooves are provided around the mounting holes for inserting conductors in the socket housing, so that the conductors are deformed when they are connected to the socket, and the grooves are used to insert the conductors into the housing. In this case, since the fit between the conductor and the conductor mounting hole is an interference fit during the plug-in process, it is easy to cause damage to the groove provided around the conductor mounting hole, thereby making the connection unreliable.

Summary of the invention

The purpose of the present invention is to provide a socket and an electrical connector for an electrical connector that are convenient to install, have greater holding power, and are lower in cost.

In order to achieve the above objective, the technical solution adopted by the present invention is: a socket for an electrical connector, the socket includes a housing, a conductive body arranged in the housing, a clamping part is provided on the conductive body, and the housing is arranged There is a mounting hole for inserting the conductor, at least one side of the mounting hole is provided with an elastic arm contacting the clamping part, and the elastic arm is provided with a clamping part provided on the conductor. Snap hook part.

Further, the aforementioned electrical conductor has a columnar part and a flat part fixedly connected to the columnar part, the flat part is provided with a clamping part, and the clamping part is in contact with the elastic arm.

Further, the aforementioned elastic arm is located in the middle position of one side of the mounting hole.

Further, the left end surface of the housing of the aforementioned socket is provided with a first sealing rib.

Further, clamping posts are symmetrically arranged on the side wall of the housing of the aforementioned socket.

An electrical connector, the electrical connector includes a socket for the connector and a plug, wherein the plug and the socket are connected;

The socket includes a housing, a conductive body arranged in the housing, a clamping part is provided on the conductive body, a mounting hole for inserting the conductive body is provided on the housing, and at least one side of the mounting hole is provided with the An elastic arm that is in contact with the clamping portion, and the elastic arm is provided with a hook portion that is in contact with the clamping portion provided on the conductor.

Further, the aforementioned plug includes a plug shell, the shell is inserted into the socket shell; the plug shell is inserted with a ferrule.

Further, the side wall of the housing of the aforementioned socket is symmetrically provided with clamping posts, and a buckle wrench is sleeved on the clamping column, wherein the other end of the buckle wrench is matched with the pin provided on the plug housing.

Further, an installation groove is provided on the aforementioned plug housing, a nut is provided in the installation groove, and an inclined surface is provided on the nut;

The buckle wrench is provided with a through hole, a screw is installed in the through hole, and the position of the through hole corresponds to the position of the installation groove.

Further, the inner cavity wall of the aforementioned plug housing is provided with a second sealing rib.

Further, the aforementioned second sealing rib has an inverted V shape.

It can be seen from the above technical content that the beneficial effects of the present invention are:

The connection between the conductor and the socket shell is connected by the elastic arm, which increases the buckle area between the conductor and the socket shell, increases the holding force, and increases the insertion force from the original 30N to 90N, eliminating the need It reduces the cost of glue filling equipment, process time cost, and is easy to install.

The plug housing is provided with a mounting groove, a nut is provided in the mounting groove, and a bevel is provided on the nut; a through hole is provided on the buckle wrench, and a screw is installed in the through hole, and the position of the through hole Correspond to the position of the installation slot. When the socket is inserted into the plug, the screw is inserted through the through hole, and the bottom end of the screw is in contact with the installation slot. When the buckle wrench is operated by mistake, because the screw installed in the through hole is matched with the nut, the buckle wrench cannot be opened when the external force acts on the buckle wrench, thereby avoiding the separation of the plug and the socket and causing an accident.

It should be understood that all combinations of the foregoing concepts and the additional concepts described in more detail below can be regarded as part of the inventive subject matter of the present disclosure as long as such concepts are not mutually contradictory. In addition, all combinations of the claimed subject matter are regarded as part of the inventive subject matter of the present disclosure.

The foregoing and other aspects, embodiments and features of the teachings of the present invention can be more fully understood from the following description with reference to the accompanying drawings. Other additional aspects of the present invention, such as the features and/or beneficial effects of the exemplary embodiments, will be apparent in the following description, or learned from the practice of the specific embodiments taught by the present invention.

Description of the drawings

The drawings are not intended to be drawn to scale. In the drawings, each identical or nearly identical component shown in each figure may be represented by the same reference numeral. For clarity, not every component is labeled in every figure. Now, embodiments of various aspects of the present invention will be described by way of examples and with reference to the accompanying drawings, in which:

Figure 1 is a schematic diagram of the structure of the electrical connector of the present invention.

Figure 2 is a cross-sectional view of the plug.

Figure 3 is a cross-sectional view of the electrical conductor mating with the socket.

Figure 4 is a cross-sectional view of the socket housing.

Figure 5 is a schematic view of the structure of the conductor.

Figure 6 is a partial enlarged view of the elastic arm in the socket housing.

In the figure, 1. Socket housing, 2. Conductor, 3. Elastic arm, 4. Hook part, 5. Plug housing, 6. Snap wrench, 7. Fixing part, 8. Clamping post, 9. Hole, 10, screw, 11, nut, 12, flat part, 13, cylindrical part, 14, clamping part.

Detailed ways

In order to better understand the technical content of the present invention, specific embodiments are described below in conjunction with the accompanying drawings.

In this disclosure, various aspects of the present invention are described with reference to the accompanying drawings, in which many illustrated embodiments are shown. The embodiments of the present disclosure are not necessarily intended to include all aspects of the present invention. It should be understood that the various concepts and embodiments introduced above, as well as those described in more detail below, can be implemented in any of many ways, because the concepts and embodiments disclosed in the present invention are not Limited to any implementation. In addition, some aspects disclosed in the present invention can be used alone or in any appropriate combination with other aspects disclosed in the present invention.

Those skilled in the art will recognize that the various embodiments can be implemented without one or more specific details or with other alternative and/or additional methods, materials or components. In other cases, well-known structures, materials, or operations are not shown or described in detail so as not to obscure aspects of the various embodiments of the present invention. Similarly, for purposes of explanation, specific quantities, materials, and configurations are set forth in order to provide a thorough understanding of the embodiments of the present invention. However, the present invention can be implemented without specific details. In addition, it should be understood that the various embodiments shown in the drawings are illustrative representations and are not necessarily drawn to scale.

As shown in Figure 1, Figure 4 and Figure 6, a socket for an electrical connector includes a housing and a conductor 2 arranged in the housing. The conductor 2 has a cylindrical portion 13 and is fixed to the cylindrical portion 13 The flat portion 12 is connected, the flat portion 12 is provided with a clamping portion 14, the socket housing 1 is provided with a mounting hole for inserting the conductive body 2, and at least one side of the mounting hole is provided with a clamping portion 14 The elastic arm 3 is in contact with the portion 14, and the elastic arm 3 is provided with a hook portion 4 that is in contact with the clamping portion 14 provided on the conductor 2.

The side walls of the socket housing are symmetrically provided with clamping posts 8.

As shown in Figures 2, 3 and 5, an electrical connector, the electrical connector includes a socket for the connector and a plug, wherein the plug and the socket are connected;

The socket includes a housing, a conductor 2 arranged in the housing, a clamping portion 14 is provided on the conductor 2, and a mounting hole for inserting the conductor 2 is provided on the housing. At least one side of the mounting hole An elastic arm 3 in contact with the clamping portion 14 is provided, and a hook portion 4 in contact with the clamping portion 14 provided on the conductor 2 is provided on the elastic arm 3.

The plug includes a plug shell 5, which is inserted into the socket shell 1; a plug core is inserted into the plug shell 5.

The outer surface of the plug housing 5 is symmetrically provided with a buckle wrench 6 fixed end, one end of the buckle wrench 6 is fixedly connected to the fixed end of the buckle wrench 6, and the other end of the buckle wrench 6 is connected to the side of the socket housing 1 The clamping posts 8 arranged symmetrically on the wall are movably connected.

The buckle wrench 6 is provided with a fixing portion 7 and a clamping portion 14, wherein the fixing portion 7 is connected to the fixed end of the buckle wrench 6 provided on the plug housing 5, and when the plug is matched with the socket, the buckle is pulled The wrench 6 movably connects the clamping part 14 provided on the buckle wrench 6 and the clamping posts 8 symmetrically arranged at both ends of the socket housing 1.

The plug housing 5 is provided with a mounting groove, a nut 11 is provided in the mounting groove, and a bevel is provided on the nut 11; a through hole 9 is provided on the snap wrench 6 and a screw 10 is installed in the through hole 9 , The position of the through hole 9 corresponds to the position of the mounting groove.

The inner cavity wall of the plug housing 5 is provided with a second sealing rib. The left end surface of the shell of the socket is provided with a first sealing rib. A first sealing rib is provided on the left end surface of the socket housing 1, and a second sealing rib is provided on the inner cavity wall of the plug housing 5. On the connection between the socket housing 1 and the plug housing 5, the first sealing rib is connected to the first sealing rib. The two sealing ribs form a labyrinth sealing structure, which increases the sealing performance of the present invention. The first sealing rib and the second sealing rib in the present invention are both inverted V shapes.

During the installation process, the plug is clamped into the socket, and the buckle wrench 6 is rotated to rotate around the fixed part 7, so that the clamping part 14 is movably connected to the clamping posts 8 arranged symmetrically at both ends of the socket housing 1, and The screw 10 is screwed into the through hole 9 provided on the buckle wrench 6, so that the screw 10 contacts the nut 11, thereby tightly connecting the plug and the socket.

The previous description of the present invention is provided to enable any person skilled in the art to practice or use the present disclosure. Various modifications to the present invention will be obvious to those skilled in the art, and the general principles defined herein can be applied to other variations without departing from the spirit or scope of the present disclosure. Therefore, the present invention is not intended to be limited to the examples and designs described in the specification, but should be granted the widest scope consistent with the principles and novel features disclosed herein.

It can be seen from the above technical solutions that the connection between the conductor 2 and the socket housing 1 is connected by the elastic arm 3, which increases the buckle area between the conductor 2 and the socket housing 1, increases the retention force, and makes the insertion force The original 30N is increased to 90N, which saves the cost of potting equipment and process time, and is easy to install.

The plug housing 5 is provided with a mounting groove, a nut 11 is provided in the mounting groove, and a bevel is provided on the nut 11; a through hole 9 is provided on the snap wrench 6 and a screw 10 is installed in the through hole 9 , The position of the through hole 9 corresponds to the position of the mounting groove. When the socket is inserted into the plug, the screw 10 is inserted through the through hole 9, and the bottom end of the screw 10 is in contact with the installation groove. When the buckle wrench 6 is operated by mistake, because the screw 10 installed in the through hole 9 matches the nut 11, the buckle wrench 6 cannot be opened when an external force acts on the buckle wrench 6, thereby avoiding the separation of the plug and the socket and causing an accident.

Although the present invention has been disclosed as above in preferred embodiments, it is not intended to limit the present invention. Those with ordinary knowledge in the technical field of the present invention can make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, the protection scope of the present invention shall be subject to what is defined in the claims.

Claims

A socket for an electrical connector, characterized in that the socket includes a shell, a conductive body arranged in the shell, a clamping part is provided on the conductive body, and a connector for inserting the conductive body is provided on the shell. A mounting hole, at least one side of the mounting hole is provided with an elastic arm contacting the clamping part, and the elastic arm is provided with a hook part contacting the clamping part provided on the conductor.
The electrical connector socket according to claim 1, wherein the conductor has a cylindrical portion and a flat portion fixedly connected to the cylindrical portion, the flat portion is provided with a clamping portion, and the clamping The part is in contact with the elastic arm.
The socket for an electrical connector according to claim 1, wherein the side wall of the housing of the socket is symmetrically provided with clamping posts.
The socket for an electrical connector according to claim 1, wherein a first sealing rib is provided on the left end surface of the housing of the socket.
An electrical connector, characterized in that, the electrical connector includes a socket for the connector and a plug, wherein the plug and the socket are connected;

The socket includes a housing, a conductive body arranged in the housing, a clamping part is provided on the conductive body, a mounting hole for inserting the conductive body is provided on the housing, and at least one side of the mounting hole is provided with the An elastic arm that is in contact with the clamping portion, and the elastic arm is provided with a hook portion that is in contact with the clamping portion provided on the conductor.
The electrical connector according to claim 5, wherein the plug comprises a plug housing, and the housing is inserted into the socket housing;

A ferrule is inserted in the plug shell.
The electrical connector according to claim 6, wherein the side wall of the housing of the socket is symmetrically provided with clamping posts, and a buckle wrench is sleeved on the clamping column, wherein the other end of the buckle wrench is hinged to Plug housing.
The electrical connector according to claim 7, wherein a mounting groove is provided on the plug housing, a nut is provided in the mounting groove, and an inclined surface is provided on the nut;

The buckle wrench is provided with a through hole, a screw is installed in the through hole, and the position of the through hole corresponds to the position of the installation groove.
The electrical connector according to claim 6, wherein the inner cavity wall of the plug housing is provided with a second sealing rib.
The electrical connector according to claim 9, wherein the second sealing rib is in an inverted V shape.