CN202444085U - Small-volume high voltage-resistant hot plugging and shielding lightning-preventing electric connector - Google Patents

Abstract

The utility model discloses a small-volume electric connector with shielding and anti-lightning strike for high-voltage live plugging and unplugging, which includes a plug and a socket. The plug connector of the utility model is fixed by sealing colloid, the socket connector is fixed by the insulator behind the socket and the insulator in front of the socket, and the connector shell is copper alloy electroplated with bright tin, which has good strength, good corrosion resistance and shielding performance; The sealing colloid, rear insulator and front insulator are injection-molded with high-strength and high-insulation materials; the terminals are cut and formed by high-reliability and high-conductivity copper alloy, and the plug connector corresponds to the spring on the socket connector for corresponding contact connection. Compared with the existing technology, the normal operating voltage of the utility model is AC250V/DC400V, the impact resistance voltage is 8kV, and it can be plugged and unplugged 200 times, and the lightning current is up to 100KA five times. Shielding function, lightning protection, small size and other advantages.

Description

High-voltage live plug-in shielded lightning-proof small-volume electrical connector

technical field

The utility model belongs to an electrical connector, in particular to a small-volume electrical connector with a shielding anti-lightning strike and a high-voltage live plug-in plug.

Background technique

An electrical connector is a device for electrical connection and signal transmission between devices and devices, components and components, and systems. It consists of a fixed-end electrical connector (hereinafter referred to as a socket) and a free-end electrical connector (hereinafter referred to as a plug). . The socket is fixed on the electrical parts through its square (circle) plate (some of them are also welded), the plug is generally connected to the cable, and the plug and socket are connected through the connecting nut.

In addition to meeting the general performance requirements, the electrical connector must also meet the requirements of good contact, reliable operation, and convenient maintenance. Whether its operation is reliable or not directly affects the normal operation of the equipment and involves the safety of the entire equipment. For this reason, there are very strict requirements on the quality and reliability of electrical connectors, and because of the high quality and high reliability of electrical connectors, it is also widely used in military systems such as communication base stations, aviation, aerospace, and national defense. .

However, the electrical connectors used in the current communication base stations have the disadvantages of large volume, inability to meet the requirements of installation space and inability to meet the requirements of high-voltage live plugging and unplugging.

Utility model content

For this reason, the purpose of the utility model is to provide a high-voltage live plug-in and shielded lightning-proof small-volume electrical connector to solve the problem that the electrical connector has a large volume and cannot meet the requirements for installation space and high-voltage live plug-in. Defects required.

In order to achieve the above object, the utility model mainly adopts the following technical solutions:

A high-voltage-resistant live plug-in shielded lightning-proof small-volume electrical connector, including:

The plug is formed by screwing the plug housing (15) and the adapter (6). The rear insulator (8) and the front insulator (14) are fixedly installed in the plug housing (15) and the adapter (6). The insulator (8) and the front insulator (14) are connected by a sealant (9), and a plug connector (10) is fixed inside the sealant (9);

The socket is composed of a socket housing (25), a socket gasket (20), a socket rear insulator (21) and a socket front insulator (24) fixedly installed in the socket housing (25), and the socket rear insulator (21 ) and the front insulator (24) of the socket are provided with a socket connector (23), and the socket connector (23) is correspondingly connected with the above-mentioned plug connector (10).

Wherein the sealant (9) is provided with a positioning hole (901), the plug connector (10) is provided with a screw hole (13) and a jack (12), and the screw hole (13) on the plug connector (10) ) correspond to the positioning holes (901) and are fixed by screws (11).

Wherein the rear end of the plug housing (15) is connected with a connection nut (18), and a plug shielding ring (16) and a wave washer (17) are arranged between the connection nut (18).

The front end of the adapter (6) is provided with a nut (1), and the nut (1) is connected to the nut (1) through a shaft sleeve (2), a cable sleeve (3), an O-ring (4) and a shielding sleeve (5). )connect.

Wherein the socket rear insulator (21) is also provided with a spring piece (22), and the socket connecting piece (23) is fixedly connected to the spring piece (22).

Wherein the socket housing (25) is also connected with a socket dustproof cap (28), and the socket dustproof cap (28) is connected with the socket housing (25) through a socket gasket (27).

The plug connector of the utility model is fixed by sealing colloid, the socket connector is fixed by the insulator behind the socket and the insulator in front of the socket, and the connector shell is copper alloy electroplated with bright tin, which has good strength, good corrosion resistance and shielding performance; The sealing colloid, the rear insulator and the front insulator are injection molded with high-strength and high-insulation materials; the terminals are cut and formed with high-reliability and high-conductivity copper alloy, and the plug connector corresponds to the spring on the socket connector. Compared with the existing technology, the normal operating voltage of the utility model is AC250V/DC400V, the impact resistance voltage is 8KV, and it can be plugged and unplugged 200 times, and the lightning current is up to 100KA five times. Shielding function, lightning protection, small size and other advantages.

Description of drawings

Fig. 1 is a structural schematic diagram of the utility model plug.

Fig. 2 is a structural schematic diagram of the socket of the present invention.

Instructions in the figure: nut 1, shaft sleeve 2, cable sleeve 3, O-ring seal 4, shielding sleeve 5, adapter 6, plug gasket 7, rear insulator 8, sealing colloid 9, positioning hole 901, plug connector 10. Screw 11, socket 12, screw hole 13, front insulator 14, plug housing 15, plug shielding ring 16, wave washer 17, connection nut 18, plug dust cap 19, socket gasket 20, socket rear insulator 21 , Spring member 22, socket connector 23, socket front insulator 24, socket housing 25, screw 26, socket gasket 27, socket dustproof cap 28.

Detailed ways

In order to illustrate the idea and purpose of the utility model, the utility model will be further described below in conjunction with the accompanying drawings and specific embodiments.

Please refer to Fig. 1 and Fig. 2, Fig. 1 is a schematic diagram of the structure of the plug of the present invention; Fig. 2 is a schematic diagram of the structure of the socket of the present invention. The utility model provides a small-volume electric connector with shielding and anti-lightning strike for high-voltage live plugging and unplugging, including a plug and a socket.

Wherein the plug is formed by screwing the plug housing 15 and the adapter 6, and the rear insulator 8 and the front insulator 14 are fixedly installed in the plug housing 15 and the adapter 6, and a sealant is passed between the rear insulator 8 and the front insulator 14. 9 is connected, and the rear insulator 8 and the adapter 6 are fixedly connected through the plug gasket 7, the plug connector 10 is fixed in the sealant 9; the sealant 9 is provided with a positioning hole 901, and the plug connector 10 is provided with a screw hole 13 and jack 12, the cable is inserted into the above jack 12, and the screw 11 passes through the screw hole 13 and the positioning hole 901 on the plug connector 10 to fix the cable correspondingly; the rear end of the plug housing 15 is connected with a connecting nut 18 , a plug dustproof cap 19 is set on the connection nut 18, and a plug shielding ring 16 and a wave washer 17 are arranged between the plug housing 15 and the connection nut 18; the front end of the adapter 6 is provided with a nut 1, and the nut 1 1 are connected through shaft sleeve 2, cable sleeve 3, O-ring 4 and shielding sleeve 5.

Wherein the socket is composed of a socket housing 25, a socket gasket 20, and a socket rear insulator 21 and a socket front insulator 24 fixedly installed in the socket housing 25. The socket rear insulator 21 and the socket front insulator 24 are provided with socket connections. 23, the socket connector 23 is correspondingly connected to the above-mentioned plug connector 10; wherein the rear insulator 21 of the socket is also provided with a spring member 22, and the socket connector 23 is fixedly connected to the spring member 22; on the socket housing 25 A socket dustproof cap 28 is also connected, and the socket dustproof cap 28 is connected to the socket housing 25 through a socket gasket 27 .

In addition, a plurality of screw holes are provided on the socket housing 25 , and the socket gasket 27 and the front insulator 24 of the socket can be fixed by passing the screws 26 through the screw holes.

The connector shell of the utility model is copper alloy electroplated bright tin, which has good strength and stronger corrosion resistance and shielding performance; the rubber core adopts PBT injection molding with high strength and high insulation to meet UL94-V0; the terminal adopts high Reliable cutting and forming of conductive copper alloy, the normal use voltage of the whole pair of connectors is AC250V/DC400V, the impact resistance voltage is 8KV, the product can be plugged and unplugged 200 times, and the lightning strike current is up to 100KA five times, and on the premise of meeting the same requirements , the volume of this product is only 1/3 of other products of the same kind.

The above is a detailed introduction to a high-voltage live plug-in shielded lightning-proof small-volume electrical connector provided by the utility model. In this paper, specific examples are used to illustrate the structural principle and implementation of the utility model. , the above embodiments are only used to help understand the method of the present invention and its core idea; at the same time, for those of ordinary skill in the art, according to the idea of the present invention, there will be changes in the specific implementation and scope of application In summary, the contents of this specification should not be construed as limiting the utility model.

Claims (6)

1. A high-voltage live plug-in shielded lightning-proof small-volume electrical connector, characterized in that it includes: The plug is formed by screwing the plug housing (15) and the adapter (6). The rear insulator (8) and the front insulator (14) are fixedly installed in the plug housing (15) and the adapter (6). The insulator (8) and the front insulator (14) are connected by a sealant (9), and a plug connector (10) is fixed inside the sealant (9); The socket is composed of a socket housing (25), a socket gasket (20), a socket rear insulator (21) and a socket front insulator (24) fixedly installed in the socket housing (25), and the socket rear insulator (21 ) and the front insulator (24) of the socket are provided with a socket connector (23), and the socket connector (23) is correspondingly connected with the above-mentioned plug connector (10). 2. The high-voltage live plug-in, shielded and lightning-proof small-volume electrical connector according to claim 1, characterized in that the sealing colloid (9) is provided with a positioning hole (901), and the plug connector (10) Screw holes (13) and sockets (12) are arranged on the top, and the screw holes (13) on the plug connector (10) correspond to the positioning holes (901) and are fixed by screws (11). 3. According to claim 1, the high-voltage resistant live plug-in and shielded lightning-proof small-volume electrical connector is characterized in that a connecting nut (18) is connected to the rear end of the plug housing (15), and is connected to the connecting nut A plug shielding ring (16) and a wave washer (17) are arranged between (18). 4. According to claim 1, the high-voltage resistant live plug-in and shielded lightning-proof small-volume electrical connector is characterized in that a nut (1) is provided at the front end of the adapter (6), and it is connected to the nut (1). They are connected through the shaft sleeve (2), the cable sleeve (3), the O-ring (4) and the shielding sleeve (5). 5. According to claim 1, the high-voltage resistant live plug-in and shielded lightning-proof small-volume electrical connector is characterized in that a spring member (22) is also arranged in the rear insulator (21) of the socket, and the socket connector ( 23) fixedly connected to the spring part (22). 6. According to claim 1, the high-voltage resistant live plug-in and shielded lightning-proof small-volume electrical connector is characterized in that a socket dustproof cap (28) is also connected to the socket housing (25), and the socket The dustproof cap (28) is connected with the socket housing (25) through a socket gasket (27).

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