CN201315359Y - Novel board-connected electric connector - Google Patents

Abstract

The utility model relates to an electric connector technical field refers in particular to a board connects electric connector. The terminal comprises an insulating main body, a shell and terminals accommodated in the insulating main body, wherein the terminals are arranged in an upper layer and a lower layer, each layer is provided with a current terminal, and the contact surface of each current terminal is wider than that of other terminals; the upper layer of terminals and the lower layer of terminals are respectively additionally provided with an installation block, the terminals are assembled in the insulating main body together with the installation blocks after being arranged and penetrated through the corresponding installation blocks, and the insulating main body is provided with corresponding accommodating grooves for the installation blocks to be embedded; the terminal contact parts of the upper row and the lower row are arranged on the upper side and the lower side of the convex tongue piece of the insulating main body after penetrating through the terminal groove of the insulating main body. The utility model discloses can provide power supply terminal and signal terminal and peg graft simultaneously, and in two kinds of terminals integration sockets, compact structure, the equipment is simple and convenient.

Description

New board electrical connector

Technical field:

The utility model relates to the technical field of electrical connectors, in particular to a board-connected electrical connector.

Background technique:

Conventionally, connectors used for electrical signal transmission are widely used in electronic products because they are easy to use and have the function of pulling and plugging, and constitute connectors or spare interfaces between components of electronic products. However, with the diversification and multi-functional development of electronic products, the performance and appearance requirements for electrical connectors are also increasing. Therefore, designing a matching and practical electrical connector has become an urgent problem to be solved in the industry.

Invention content:

The purpose of the utility model is to provide a new board-connected electrical connector to meet the needs of the market.

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

A new type of board-connected electrical connector, including an insulating body, a shell, and terminals accommodated in the insulating body. The terminals are arranged in two layers, and each layer is equipped with a current terminal. The contact surface of the current terminal is wider than other terminals; Each layer terminal is attached with a mounting block, and the terminals are arranged to pass through the corresponding mounting block and assembled together with the mounting block in the insulating body. The insulating body has a corresponding accommodation groove for the mounting block to be embedded; the upper and lower rows of terminal contact parts are pierced with the insulating body The terminal slots are arranged on the upper and lower sides of the outer tongue of the insulating body.

The outer peripheral surface of the mounting block is provided with convex ribs consistent with the embedding direction, and the convex ribs are tightly fitted and connected with the inner groove walls of the corresponding receiving grooves.

The upper mounting block is also provided with a limit boss, while the lower mounting block is provided with a limit card slot to achieve positioning installation.

The mounting blocks on the upper and lower layers are also equipped with anti-retraction bosses for embedded installation, while the insulating main body is provided with anti-retraction card slots for embedded installation to achieve anti-retraction installation.

The current terminals on the upper and lower floors are set correspondingly up and down.

The pair of sockets formed by the shell is equipped with a fool-proof design, and the fool-proof design is a large arc angle design for the left and right lower corners of the socket.

After the rear ends of the upper and lower terminals are divided into three rows and bent vertically, all the three rows of solder legs can be bent vertically to pass through a protective plate, or it can be designed so that the ends of the solder legs of the upper terminal can be bent again and straight out , and the solder feet of the lower terminal are divided into two rows and bent vertically, and then a protective plate is pierced; the protective plate is embedded with the insulating body.

The electrical connector provided by the utility model can provide power terminals and signal terminals to be plugged in at the same time, and the two types of terminals are integrated into a socket, and the terminals are arranged in upper and lower layers, and the structure is compact.

Another advantage of the utility model is that it is easy to assemble, has a good structure, and has a fool-proof design.

Description of drawings:

Accompanying drawing 1, 2 are the three-dimensional outline schematic diagrams of the present utility model;

Accompanying drawing 3,4 is the three-dimensional exploded schematic diagram of the utility model;

Accompanying drawing 5 is a sectional view of the utility model assembly structure;

Accompanying drawing 6 is the schematic diagram of another embodiment of the utility model.

Detailed ways:

Below in conjunction with accompanying drawing, the utility model is further described:

Referring to Figures 1 to 4, the board-connected electrical connector described in the present invention includes an insulating body 10, a housing 20, and terminals 30 housed in the insulating body. The housing 20 wraps the insulating body 10, and the terminals 30 are arranged in upper and lower layers. , and each layer is provided with a current terminal 30a, and the contact surface of the current terminal 30a is wider than other terminals; the upper and lower layers of terminals 30 are respectively attached with a mounting block 40, and the terminals are arranged to pass through the corresponding mounting block 40 and together with the mounting block 40 Assembled in the insulating main body 10, the insulating main body 10 has corresponding accommodation slots for the mounting block 40 to be embedded; the terminal contact parts of the upper and lower rows pass through the terminal grooves of the insulating main body 10, and then are separated into the outer tongue pieces 11 of the insulating main body 10 Up and down sides.

The outer peripheral surface of the mounting block 40 is provided with convex ribs 41 consistent with the embedding direction, and the convex ribs 41 are tightly connected with the inner groove walls of the corresponding receiving grooves. The mounting block 40 can be formed first and then assembled with the terminal, or the mounting block 40 and the terminal can be molded together. The mounting block 40 can assist in the installation, which can ensure the alignment of the entire row of terminals and enhance the structural strength of the terminal assembly, so as to speed up the assembly. effect. When the mounting block 40 is embedded, the protruding ribs 41 are tightly connected with the inner groove wall of the corresponding receiving groove, so as to achieve stable assembly.

As shown in Figure 4, in the present embodiment, a positioning structure is provided between the mounting blocks 40 of the upper and lower floors to determine the positional relationship between the two, that is, the mounting block 40 of the upper floor is provided with a limiting boss 42, and the mounting block 40 of the lower floor The upper part is provided with a limiting card slot 43, and the limiting boss 42 is embedded with the limiting card slot 43 to achieve positioning installation.

As shown in FIG. 5 , the upper and lower mounting blocks 40 are also provided with anti-return bosses 44 for embedded installation, while the insulating main body 10 is provided with anti-retraction slots 12 for embedded installation to achieve anti-retraction installation. The anti-retraction boss 44 has an introduction slope, which is convenient for embedding. After assembly, it is clamped with the corresponding anti-retraction slot 12 to achieve anti-retreat;

The current terminals 30a on the upper and lower layers are correspondingly arranged up and down, which are directional and foolproof. The contact surface of the current terminals 30a is wider than other data signal terminals, meeting the current transmission requirements. Appropriate slots 111 are formed on the upper and lower sides of the tongue piece 11 of the insulating body for accommodating and positioning the contact portion of the terminal, and ensure that the contact portion is slightly higher than the slot for electrical connection. The socket 21 formed by the shell 20 is provided with a fool-proof design 22, and the fool-proof design 22 is designed with a large arc angle for the left and right lower corners of the socket to reach the fool-proof function.

As shown in Figures 3, 4, and 6, in this case, after the rear-end welding feet 31 of the upper and lower layers of terminals 30 are divided into three rows and vertically bent, the three rows of welding feet 31 can be vertically bent and all pass through the guard plate 50 to extend together. It can also be designed so that the end of the solder leg of the upper terminal is bent again and stretched out straight, while the solder leg of the lower terminal is divided into two rows and vertically bent and then protruded through the guard plate 50, which is embedded with the insulating body 10 . The structural design can facilitate assembly, improve assembly efficiency and assembly quality.

Claims (7)

1. A new type of board-connected electrical connector, including an insulating body (10), a housing (20) and terminals (30) housed in the insulating body. It is characterized in that the terminals (30) are arranged in upper and lower layers, and each layer has its own A current terminal (30a) is provided, and the contact surface of the current terminal (30a) is wider than other terminals; the upper and lower layers of terminals (30) are respectively attached with mounting blocks (40), and the terminals are arranged to pass through the corresponding mounting blocks (40). The mounting block (40) is assembled together in the insulating body (10), and the insulating body (10) has a corresponding accommodation groove for the mounting block (40) to be embedded; the upper and lower rows of terminal contact parts pass through the terminals of the insulating body (10) The slots are placed on the upper and lower sides of the outer protruding tongue (11) of the insulating main body (10). 2. The new board-connected electrical connector according to claim 1, characterized in that: the outer peripheral surface of the mounting block (40) is provided with ribs (41) consistent with the embedding direction, and the ribs (41) are aligned with the corresponding receiving grooves. The inner groove wall is tightly fitted and connected. 3. The new board-connected electrical connector according to claim 1 or 2, characterized in that: a positioning structure is provided between the upper and lower mounting blocks (40) to determine the positional relationship between the two, that is, the upper mounting block (40) 40) is provided with a limit boss (42), and the lower mounting block (40) is provided with a limit card slot (43), and the limit boss (42) and the limit card groove (43) are embedded together. Achieve positioning installation. 4. The new board-connected electrical connector according to claim 1 or 2, characterized in that: the upper and lower mounting blocks (40) are also equipped with anti-retreat bosses (44) for embedded mounting, and the insulating body ( 10) is provided with an anti-return card slot (12) for embedded installation to achieve an anti-retreat installation. 5. The new board-mounted electrical connector according to claim 1, characterized in that: the upper and lower layers of current terminals (30a) are correspondingly arranged up and down. 6. The new board-mounted electrical connector according to claim 1, characterized in that: the pair socket (21) formed by the housing (20) is provided with a fool-proof design (22). 7. The new board-mounted electrical connector according to claim 1, characterized in that: after the rear-end soldering legs (31) of the upper and lower layers of terminals (30) are divided into three rows and bent vertically, the three rows of soldering legs can be vertically bent A protective plate (50) is provided for all the bending. It can also be designed such that the end of the welding leg of the upper terminal is bent and straightened out again, while the welding leg of the lower terminal is divided into two rows and vertically bent and then pierced with a protective plate (50 ); Guard plate (50) and insulation main body (10) embedding.

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