Socket of electric connector

Abstract

The utility model relates to the field of electric connector assemblies, and discloses a socket of an electric connector, which comprises a female seat body and a female contact pin, the female contact pin is fixed in the female seat body, a tin soldering end of the female contact pin is bent towards the bottom of the female seat body, and a limiting column is fixed at the bottom of the female seat body. The beneficial effects of the utility model are that after the limiting columns at the bottom of the female seat body are inserted into the limiting holes on the printed circuit board, the female contact pins are soldered on the soldering points of the printed circuit board, so that the connection is firm, the service life in a high-vibration or impact environment is prolonged, the female seat body is prevented from being locked by screws, and the cost is reduced. And the occupied space on the printed circuit board is reduced.

Description

Technical Field

[0001] The utility model relates to the field of electric connector components, in particular to a socket of an electric connector. Background Art

[0002] Electronic connectors are also often called circuit connectors, electrical connectors, and conductor devices that bridge two conductors on a loop so that current or signals can flow from one conductor to another. It is widely used in various electrical circuits to connect or disconnect current or signals. This connection may be pluggable at any time, or it may be a permanent node between electrical equipment or wires. Electronic connectors are devices that transmit electronic signals (analog signals or digital signals) and can provide a separate interface to connect two sub-electronic systems. They are components used to complete electrical connections between circuits or electronic machines, such as power plugs / sockets, IC pins, telephone line plugs, etc.

[0003] As a branch of electronic connectors, PCB electronic connectors are also widely used. For example, the Chinese utility model patent (authorization announcement number: CN201975540U name: electrical connector for circuit board) includes a shell, a contact piece and an insulator arranged between the contact piece and the shell are assembled in the shell, the contact piece is composed of a contact portion corresponding to the plug-in end of the shell, a pin corresponding to the circuit board connection end of the shell, and an elastic arm elastically connected between the contact portion and the pin, and the pin is fixed to the shell through an insulator; the plug-in direction of the shell and the adapter electrical connector is defined as axial, and there is a radial gap in the shell around the elastic arm and the contact portion of the contact piece for radial floating when the contact piece is plugged in to compensate for the eccentricity error of the contact piece when it is plugged in; there is a radial gap between the contact piece and the shell of the utility model, and the contact piece has an elastic arm and can float in the shell, thereby compensating for the eccentricity error of the contact piece when plugged in, reducing the plug-in and pull-out force when the connector is connected, and improving reliability, but its connection with the circuit board through the pin can reduce the occupied space on the circuit board, but its connection fixity is poor, and the pin is easy to break in a high vibration or impact environment. Utility Model Content

[0004] The utility model aims to provide a socket of an electrical connector to overcome the shortcomings of the prior art.

[0005] The purpose of the utility model is achieved through the following technical solutions: a socket of an electrical connector, comprising a female socket body and a female pin, the female pin being fixed in the female socket body, the soldering end of the female pin being bent toward the bottom of the female socket body, and a limiting column being fixed at the bottom of the female socket body.

[0006] Preferably, a lock seat body is fixed on the top of the female seat body, a lock hole is provided on the lock seat body, the lock hole extends along the direction of the insertion hole on the female seat body, and a stop groove is also provided on the top of the lock seat body, and the stop groove is connected to the lock hole.

[0007] Preferably, there are several female pins and they are evenly divided into two groups. A positioning through hole is provided on the female seat body between the two groups of female pins. The positioning through hole extends along the direction of the socket. A pair of hooks are fixed on the locking seat body, and the pair of hooks are respectively clamped in the two ports of the positioning through hole.

[0008] Preferably, a limiting hole is provided at the bottom of the female seat body, the limiting hole is communicated with the positioning through hole, the limiting column is inserted into the limiting hole, and the positioning through hole is filled with epoxy resin glue.

[0009] Preferably, the limiting hole is a countersunk through hole, and the large end of the countersunk through hole is located at the top of the female seat body.

[0010] Preferably, a connecting groove is provided on the female seat body along the direction of the plug hole, the connecting groove is communicated with the end of the plug hole, and the epoxy resin glue is also filled in the connecting groove.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] By inserting the limiting column at the bottom of the female seat body into the limiting hole on the printed circuit board and then soldering the female pin to the soldering point of the printed circuit board, not only the connection is firm and the working life in high vibration or impact environment is improved, but also the use of screws to lock the female seat body is avoided, reducing the space occupied on the printed circuit board. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 The structure of the utility model is shown in FIG. Figure 1 ;

[0014] Figure 2 The structure of the utility model is shown in FIG. Figure 2 ;

[0015] Figure 3 for Figure 2 A partial cross-sectional schematic diagram of

[0016] In the figure, 1-female seat body, 2-female pin, 3-limiting column, 4-locking seat body, 5-locking hole, 6-plug hole, 7-retraction groove, 8-positioning through hole, 9-hooking claw, 10-limiting hole, 11-connecting groove. DETAILED DESCRIPTION

[0017] In order to make the purpose, technical scheme and advantages of the embodiments of the present invention clearer, the technical scheme in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. The components of the embodiments of the present invention described and shown in the drawings here can be arranged and designed in various different configurations.

[0018] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present invention.

[0019] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features thereof may be combined with each other.

[0020] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0021] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, or the positions or positional relationships in which the utility model product is usually placed when in use, or the positions or positional relationships commonly understood by those skilled in the art, which are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0022] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] like Figure 1-3As shown, a socket of an electrical connector includes a female body 1 and a female pin 2, the female pin 2 is fixed in the female body 1, the soldering end of the female pin 2 is bent toward the bottom of the female body 1, and a limiting column 3 is fixed to the bottom of the female body 1. By inserting the limiting column 3 at the bottom of the female body 1 into the limiting hole 10 on the printed circuit board, and then soldering the female pin 2 to the soldering point of the printed circuit board, not only the connection is firm, but also the working life in a high vibration or impact environment is improved, and at the same time, the use of screws to lock the female body 1 is avoided, thereby reducing the occupied space on the printed circuit board.

[0024] In this embodiment, if Figure 1 and 2 As shown, a lock seat body 4 is fixed to the top of the female seat body 1, and a lock hole 5 is provided on the lock seat body 4. The lock hole 5 extends in the direction of the insertion hole 6 on the female seat body 1. A backstop groove 7 is also provided on the top of the lock seat body 4, and the backstop groove 7 is connected with the lock hole 5. The male seat is locked by the lock seat body 4, and the connection is more secure. At the same time, the backstop groove 7 is provided on the top of the lock seat body 4. When unlocking the male seat, the male seat can be pulled out by pressing the locking bolt on the male seat into the backstop groove 7, which avoids the backstop groove 7 being provided on the side to unlock, thereby avoiding lateral force on the female seat body 1, thereby increasing the risk of fracture at the soldering point.

[0025] In this embodiment, if Figure 1 and 3 As shown, there are several female pins 2 and they are evenly divided into two groups. A positioning through hole 8 is provided on the female seat body 1 between the two groups of female pins 2. The positioning through hole 8 extends along the direction of the socket 6. A pair of hooks 9 are fixed on the lock seat body 4. The pair of hooks 9 are respectively stuck in the two ports of the positioning through hole 8. The hooks 9 enhance the force bearing capacity of the lock seat body 4 in the X, Y and Z axis directions, and reduce the risk of the lock seat body 4 falling off.

[0026] In this embodiment, if Figure 3 As shown, a limiting hole 10 is provided at the bottom of the female seat body 1, the limiting hole 10 is connected with the positioning through hole 8, the limiting column 3 is inserted into the limiting hole 10, and the positioning through hole 8 is filled with epoxy resin glue. The positioning column, the locking seat body 4 and the female seat body 1 are integrally formed by the epoxy resin glue, and the connection is more firm and not easy to separate.

[0027] In this embodiment, if Figure 3 As shown, the limiting hole 10 is a countersunk through hole, and the large end of the countersunk through hole is located at the top of the female seat body 1. Through the cooperation between the locking seat body 4 and the countersunk through hole, the risk of the limiting column 3 falling from the limiting hole 10 before potting is avoided, and potting is faster and more convenient.

[0028] In this embodiment, if Figure 2 and 3As shown, a connection groove 11 is opened on the female socket body 1 along the direction of the plug hole 6, and the connection groove 11 is connected to the end of the plug hole 6. Epoxy resin glue is also filled in the connection groove 11 to enhance the connection tightness between the female pin 2 and the female socket body 1.

[0029] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A socket of an electrical connector, comprising a female socket body (1) and a female plug pin (2), wherein the female plug pin (2) is fixed in the female socket body (1), and the soldering end of the female plug pin (2) is bent toward the bottom of the female socket body (1). Features: A limiting column (3) is fixed at the bottom of the female seat body (1).

2. The socket of an electrical connector according to claim 1, Features: A locking seat (4) is fixed on the top of the female seat (1), a locking hole (5) is provided on the locking seat (4), and the locking hole (5) extends in the direction of the insertion hole (6) on the female seat (1), and a back-stop groove (7) is also provided on the top of the locking seat (4), and the back-stop groove (7) is connected to the locking hole (5).

3. The socket of an electrical connector according to claim 2, Features: The female plug pins (2) are in a plurality and are evenly divided into two groups. A positioning through hole (8) is provided on the female seat body (1) between the two groups of female plug pins (2). The positioning through hole (8) extends in the direction of the plug hole (6). A pair of hook claws (9) are fixed on the locking seat body (4). The pair of hook claws (9) are respectively clamped in two ports of the positioning through hole (8).

4. The socket of an electrical connector according to claim 3, Features: A limiting hole (10) is provided at the bottom of the female seat body (1), the limiting hole (10) is connected to the positioning through hole (8), the limiting column (3) is inserted into the limiting hole (10), and the positioning through hole (8) is filled with epoxy resin glue.

5. The socket of an electrical connector according to claim 4, Features: The limiting hole (10) is a countersunk through hole, and the large end of the countersunk through hole is located at the top of the female seat body (1).

6. The socket of an electrical connector according to claim 4, Features: A connecting groove (11) is provided on the female seat body (1) along the direction of the plug hole (6), the connecting groove (11) is connected to the end of the plug hole (6), and the connecting groove (11) is also filled with the epoxy resin glue.

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