CN106961037B

CN106961037B - Electric connector using point contact type electric connector contact element

Info

Publication number: CN106961037B
Application number: CN201710222565.8A
Authority: CN
Inventors: 孙德永; 赵奇; 李大顺; 青春
Original assignee: AVIC Shenyang Xinghua Aero Electrical Appliance Co Ltd
Current assignee: AVIC Shenyang Xinghua Aero Electrical Appliance Co Ltd
Priority date: 2017-04-07
Filing date: 2017-04-07
Publication date: 2023-03-10
Anticipated expiration: 2037-04-07
Also published as: CN106961037A

Abstract

An electric connector using a point contact type electric connector contact element is formed by assembling a plug and a socket in a matching way; the plug is composed of the following components: the plug comprises a hole front insulator, a point contact type jack component, a plug shell, a rear insulator and a wire sealing body; the socket is composed as follows: the device comprises a wire sealing body, a rear insulator, a front insulator of a pin, a socket shell, a sealing ring, an interface sealing body and a contact pin; the point contact type socket assembly is specifically composed of the following components: the back hole shell, the spring, the front hole shell and the contact pin. The point contact type socket component and the contact pin are matched to form a point contact type electric connector contact element; the electric connector ensures that the contact pin can freely slide under the action of the elastic force by utilizing the elastic force of the spring after connection, thereby ensuring that the contact pin is reliably contacted with the contact pin after butt joint. The structure is simple, and the assembly is convenient; the reliability is high; the technical effect is excellent; the method has expectable huge economic value and social value.

Description

Electric connector using point contact type electric connector contact element

Technical Field

The invention relates to the technical field of structural design and application of an electric connector, in particular to a contact body of the electric connector, and particularly provides an electric connector using a point contact type electric connector contact.

Background

In the prior art, in some special electrical equipment, the connector needs to be frequently plugged and pulled, a common connector contact element adopts a leaf spring type contact mode, and the mechanical life is about 500 times. In response to this situation, it is necessary to develop an electrical connector having a high mechanical life. It is highly desirable to obtain an electrical connector using point-contact electrical connector contacts with excellent technical results.

Disclosure of Invention

The invention provides an electric connector using a point contact type electric connector contact with excellent technical effect. In particular, it is desirable to obtain an electrical connector having a long mechanical life and high reliability.

The invention provides an electric connector using a point contact type electric connector contact element, which is formed by matching and assembling a plug 1 and a socket 2; the method is characterized in that: the plug 1 is constructed as follows: the front insulator 11, the point contact type jack component 12, the plug shell 13, the rear insulator 14 and the wire sealing body 16; wherein: the plug housing 13 is disposed at the outermost periphery; the hole front insulator 11, the hole rear insulator 14 and the wire sealing body 16 are sequentially arranged in the tubular inner cavity of the plug shell 13 along the axis; the point contact type jack assembly 12 is arranged in a coaxial hole-shaped structure which is sequentially arranged in the hole front insulator 11, the hole rear insulator 14 and the wire sealing body 16;

the socket 2 is constituted as follows: a wire sealing body 21, a rear insulator 23, a front needle insulator 24, a socket shell 25, a sealing ring 26, an interface sealing body 27 and a contact pin 28; wherein: the socket shell 25 is arranged at the outermost periphery, and the wire sealing body 21, the rear insulator 23 and the needle front insulator 24 are sequentially arranged in the tubular inner cavity of the socket shell 25 along the axis; the contact pin 28 is arranged in a coaxial hole-shaped structure which is sequentially arranged in the wire sealing body 21, the rear insulator 23 and the front insulator 24;

the point contact jack assembly 12 is specifically configured as follows: a hole rear case 121, a spring 122, a hole front case 123, and a contact pin 124; wherein: the hole rear shell 121 and the contact pin 124 are both rod-shaped structural members which are coaxially and sequentially arranged and are simultaneously contacted with two ends of the spring 122; that is, the spring 122 is disposed in the axial space between the coaxial hole rear housing 121 and the contact pin 124; the hole front case 123 is disposed outside the hole rear case 121 on the side closer to the contact pin 124 and outside the contact pin 124 on the side closer to the hole rear case 121;

when the plug 1 and the socket 2 are assembled in a matching way, the point contact type socket assembly 12 and the contact pin 28 are installed together in a matching way to form the point contact type electric connector contact piece; the use of the point contact type electrical connector contact, i.e. the above structure, especially the spring 122, ensures that the contact pin 124 can freely slide under the action of the elastic force by using the elastic force of the spring 122 after the electrical connector is connected, thereby ensuring that the contact pin is reliably contacted with the contact pin 28 after the electrical connector is butted; the contact piece of the point contact type electric connector increases the original butt joint frequency for 500 times to more than 10000 times, integrally improves the butt joint frequency of the connector and prolongs the service life of the connector.

The electric connector using the point contact type electric connector contact element is characterized in that: the plug 1 is also provided with a fixed snap ring A15, the fixed snap ring 15 is arranged in a tubular inner cavity of the plug shell 13, and the surfaces of the fixed snap ring A15 and the inner cavity of the plug shell 13 are matched to form a limiting structure for axially positioning the front insulator 11, the rear insulator 14 and the wire sealing body 16;

the socket 2 is also provided with a fixed snap ring B22, and the fixed snap ring B22 and the surface of the inner cavity of the socket shell 25 are matched to form a limiting structure for axially positioning the wire sealing body 21, the rear insulator 23 and the front needle insulator 24.

The electric connector using the point contact type electric connector contact element is characterized in that: the spring 122 of the point contact jack assembly 12 is fixed to the contact pin 124 at both axial ends.

The key technical principle of the invention is illustrated as follows: the mechanical life of the spring can be basically kept more than 10000 times, and the point contact type electric connector contact element is formed by matching and installing the point contact type socket component 12 and the contact pin 28 together, so that the mechanical life of the electric connector contact element can be well prolonged; the electric connector contact piece has simple structure and convenient assembly; the reliability is high; the technical effect is excellent; the method has expectable great economic value and social value.

Drawings

The invention is described in further detail below with reference to the following figures and embodiments:

fig. 1 is a schematic block diagram of the structure of a plug 1 of an electrical connector using point-contact electrical connector contacts;

fig. 2 is a schematic block diagram of the structure of a socket 2 of an electrical connector using point-contact electrical connector contacts;

fig. 3 is a simplified schematic illustration of the configuration of the point contact jack assembly 12 in a point contact electrical connector contact.

Detailed Description

Example 1

An electric connector using a point contact type electric connector contact element is formed by assembling a plug 1 and a socket 2 in a matching way; the plug 1 is constructed as follows: the plug comprises a hole front insulator 11, a point contact type jack component 12, a plug shell 13, a rear insulator 14, a fixing clamping ring A15 and a wire sealing body 16; wherein: the plug housing 13 is disposed at the outermost periphery; the hole front insulator 11, the hole rear insulator 14 and the wire sealing body 16 are sequentially arranged in the tubular inner cavity of the plug shell 13 along the axis; the point contact type jack assembly 12 is arranged in a coaxial hole-shaped structure which is sequentially arranged in the hole front insulator 11, the hole rear insulator 14 and the wire sealing body 16; the fixing snap ring 15 is arranged in a tubular inner cavity of the plug shell 13, and the fixing snap ring A15 and the surface of the inner cavity of the plug shell 13 are matched to form a limiting structure for axially positioning the front insulator 11, the rear insulator 14 and the wire sealing body 16 of the hole;

the socket 2 is constituted as follows: the device comprises a wire sealing body 21, a fixing snap ring B22, a rear insulator 23, a front needle insulator 24, a socket shell 25, a sealing ring 26, an interface sealing body 27 and a contact pin 28; wherein: the socket shell 25 is arranged at the outermost periphery, and the wire sealing body 21, the rear insulator 23 and the needle front insulator 24 are sequentially arranged in the tubular inner cavity of the socket shell 25 along the axis; the contact pin 28 is arranged in a coaxial hole-shaped structure which is sequentially arranged in the wire sealing body 21, the rear insulator 23 and the front insulator 24; the fixed snap ring B22 and the surface of the inner cavity of the socket shell 25 are matched to form a limiting structure for axially positioning the wire sealing body 21, the rear insulator 23 and the front needle insulator 24;

the point contact jack assembly 12 is specifically configured as follows: a hole rear case 121, a spring 122, a hole front case 123, and a contact pin 124; wherein: the hole rear shell 121 and the contact pin 124 are both rod-shaped structural members which are coaxially and sequentially arranged and are simultaneously contacted with two ends of the spring 122; that is, the spring 122 is disposed in the axial space between the coaxial hole rear housing 121 and the contact pin 124; the hole front case 123 is disposed outside the hole rear case 121 on the side closer to the contact pin 124 and outside the contact pin 124 on the side closer to the hole rear case 121; the spring 122 of the point contact jack assembly 12 is fixed to the contact pin 124 at both axial ends.

The key technical principle of the embodiment is illustrated as follows: the mechanical life of the spring can be basically kept more than 10000 times, and the point contact type electric connector contact element is formed by matching and installing the point contact type socket component 12 and the contact pin 28 together, so that the mechanical life of the electric connector contact element can be well prolonged; the electric connector contact piece has simple structure and convenient assembly; the reliability is high; the technical effect is excellent; the method has expectable huge economic value and social value.

Claims

1. An electric connector using a point contact type electric connector contact element is formed by matching and assembling a plug (1) and a socket (2); the method is characterized in that: the plug (1) is formed as follows: the plug comprises a hole front insulator (11), a point contact type jack component (12), a plug shell (13), a rear insulator (14) and a wire sealing body (16); wherein: the plug housing (13) is arranged at the outermost periphery; the hole front insulator (11), the hole rear insulator (14) and the wire sealing body (16) are sequentially arranged in a tubular inner cavity of the plug shell (13) along an axis; the point contact type jack assembly (12) is arranged in a coaxial hole-shaped structure which is sequentially arranged in the hole front insulator (11), the hole rear insulator (14) and the wire sealing body (16);

the socket (2) is configured as follows: the device comprises a wire sealing body (21), a rear insulator (23), a front needle insulator (24), a socket shell (25), a sealing ring (26), an interface sealing body (27) and a contact pin (28); wherein: the socket shell (25) is arranged at the outermost periphery, and the wire sealing body (21), the rear insulator (23) and the needle front insulator (24) are sequentially arranged in a tubular inner cavity of the socket shell (25) along the axis; the contact pin (28) is arranged in a coaxial hole-shaped structure which is sequentially arranged in the wire sealing body (21), the rear insulator (23) and the front insulator (24);

the point contact type socket assembly (12) is specifically composed of the following components: a hole rear shell (121), a spring (122), a hole front shell (123) and a contact pin (124); wherein: the hole rear shell (121) and the contact pin (124) are both rod-shaped structural members which are coaxially and sequentially arranged and are simultaneously contacted with two ends of the spring (122); that is, the spring (122) is arranged in the axial spacing empty space between the coaxial hole rear shell (121) and the contact pin (124); the hole front shell (123) is arranged outside one side of the hole rear shell (121) close to the contact pin (124) and outside one side of the contact pin (124) close to the hole rear shell (121);

when the plug (1) and the socket (2) are assembled in a matching way, the point contact type socket component (12) and the contact pin (28) are installed together in a matching way to form the point contact type electric connector contact piece; the point contact type electric connector contact member ensures that the contact pin (124) can freely slide under the action of the elastic force by utilizing the elastic force of the spring (122) after the electric connector is connected, thereby ensuring the contact with the contact pin (28) to be reliable after the electric connector is butted.

2. The electrical connector of claim 1 using point-contact electrical connector contacts, wherein: the plug (1) is also provided with a fixed snap ring A (15), the fixed snap ring A (15) is arranged in a tubular inner cavity of the plug shell (13), and the surfaces of the fixed snap ring A (15) and the inner cavity of the plug shell (13) are matched to form a limiting structure for axially positioning the front insulator (11), the rear insulator (14) and the wire sealing body (16);

the socket (2) is also provided with a fixed snap ring B (22), and the fixed snap ring B (22) and the surface of the inner cavity of the socket shell (25) are matched to form a limiting structure for axially positioning the wire sealing body (21), the rear insulator (23) and the front insulator (24); the axial two ends of the spring (122) in the point contact type socket assembly (12) are respectively fixed on the contact pins (124).