CN201430273Y - Electric connector - Google Patents

Abstract

The utility model discloses an electrical connector used for connecting flexible printed circuit boards, which comprises an insulating body, a terminal fixed on the insulating body, and an operating part that moves between opening and closing positions relative to the insulating body, the insulating body There is a storage space and a side wall arranged on one side of the storage space, the side wall is provided with an inner surface facing the storage space and an outer surface opposite to the inner surface; the terminal is provided with a side wall arranged on the side wall A holding arm and an elastic arm that is opposite to the holding arm and protrudes into the receiving space; the holding arm of the terminal is provided with an inner edge facing the receiving space, and the distance between the inner edge of the holding arm and the outer surface of the side wall The distance from the inner surface to the outer surface of the side wall is not smaller than that of the existing electrical connector, and the utility model can smoothly insert the flexible printed circuit board into the receiving space.

Description

electrical connector

【Technical field】

The utility model relates to an electric connector, in particular to an electric connector connected with a flexible printed circuit board.

【Background technique】

Electrical connectors are widely used in electronic devices such as notebook computers, mobile phones, and fax machines. With the development of miniaturization of electronic devices, flexible printed circuit boards are also widely used in these electronic devices to adapt to the miniaturization of electronic devices. . Please refer to FIG. 5 for an existing electrical connector for connecting a flexible printed circuit board Q, the electrical connector is provided with a body 1 and terminals 2 . The main body has an upper side wall 3, a storage space for accommodating a flexible printed circuit board, and a terminal accommodating groove 4 recessed on the upper side wall 3 and communicated with the accommodating space, and the terminal 2 has an arm portion 5 accommodated in the accommodating groove , because the inner surface 6 of the upper side wall 3 protrudes into the receiving space relative to the arm portion 5 of the terminal, so that the receiving space forms a stepped shape. When the flexible printed circuit board is inserted into the receiving space, the flexible printed circuit board is first introduced along the arm of the terminal, because the upper side wall 3 protrudes into the receiving space and is lower than the lower edge of the arm of the terminal. The flexible printed circuit board may be stuck against the front end of the upper side wall, so that it cannot be inserted normally.

Therefore, it is indeed necessary to improve the existing electrical connectors to overcome the defects in the prior art.

【Content of utility model】

The technical problem to be solved by the utility model is to provide an electrical connector which facilitates the insertion of a flexible printed circuit board.

In order to solve the above problems, the utility model electrical connector adopts the following technical solutions: an electrical connector, comprising: an insulating body, a terminal held on the insulating body, and an operating member that moves between opening and closing positions relative to the insulating body, The insulating body is provided with a receiving space and a side wall arranged on one side of the receiving space, and the side wall is provided with an inner surface facing the receiving space and an outer surface opposite to the inner surface; the terminal is provided on the The holding arm on the side wall side and the elastic arm opposite to the holding arm and protruding into the receiving space; the holding arm of the terminal is provided with an inner edge facing the receiving space, and the inner edge of the holding arm is connected to the side wall The distance of the outer side is not less than the distance from the inner side to the outer side of the side wall.

Compared with the prior art, the electrical connector of the utility model has the following beneficial effects: one side of the storage space is formed by the inner edge of the holding arm of the terminal, and the flatness of one side of the storage space is improved, so that compared with the existing electrical connection The utility model enables the flexible printed circuit board to be smoothly inserted into the accommodation space.

In order to solve the above problems, another technical solution of the electrical connector of the utility model is an electrical connector, comprising: an insulating body, a terminal held on the insulating body, and an operating part that moves between opening and closing positions relative to the insulating body, The insulating body is provided with a receiving space and a side wall arranged on one side of the receiving space; the terminal is provided with an elastic arm protruding into the receiving space

and a holding arm disposed opposite to the elastic arm and on the side of the side wall; the holding arm of the terminal and the side wall of the insulating body are respectively provided with an inner edge and an inner surface facing the receiving space, and the inner edge is closer to the inner side The side protrudes further into the storage space.

Compared with the prior art, the electrical connector of the present invention has the following beneficial effects: one side of the storage space is formed by the inner edge of the holding arm of the terminal, and the flatness of one side of the storage space is improved, thereby compared with the existing electrical connector. The utility model enables the flexible printed circuit board to be smoothly inserted into the accommodation space.

In order to solve the above problems, the utility model electrical connector adopts the following technical solutions: an electrical connector, comprising: an insulating body, a terminal held on the insulating body, and an operating member that moves between opening and closing positions relative to the insulating body, The insulating body is provided with a top wall, a bottom wall opposite to the top wall, and a receiving space arranged between the top wall and the bottom wall; several receiving grooves on the top; the terminal is provided with a retaining arm accommodated on the top wall side and an elastic arm disposed on the bottom wall side and protruding into the receiving space; the height of the retaining arm of the terminal is not less than The depth of the receiving groove on the top wall.

Compared with the prior art, the electrical connector of the present invention has the following beneficial effects: one side of the storage space is formed by the inner edge of the holding arm of the terminal, and the flatness of one side of the storage space is improved, thereby compared with the existing electrical connector. The utility model enables the flexible printed circuit board to be smoothly inserted into the accommodation space.

【Description of drawings】

FIG. 1 is a perspective view of the electrical connector of the present invention.

FIG. 2 is a cross-sectional view along line A-A of the electrical connector shown in FIG. 1 .

FIG. 3 is a cross-sectional view along line B-B of the electrical connector shown in FIG. 1 .

FIG. 4 is another schematic diagram of the electrical connector shown in FIG. 1 , showing a state where the turning plate is rotated by an angle.

FIG. 5 is a cross-sectional view of a conventional electrical connector.

【Detailed ways】

Please refer to Fig. 1, the electrical connector of the present invention is used to connect a flexible printed circuit board (not shown), the electrical connector includes an insulating body 10, a plurality of terminals 20 held on the insulating body 10, relative to The operating part 30 that moves the insulating body from the opening and closing positions to each other and the welding plate parts 40 that are fixed at both ends of the insulating body. In this embodiment, the operating member 30 is a turning plate. When the turning plate is in the open position, the flexible printed circuit board is inserted in a zero-insertion manner. When the turning plate is in the closed position, the turning plate 30 squeezes the flexible printed circuit board. The printed circuit board is electrically connected to the terminals 20 .

2 and 3, the insulating body 10 has a base 101, a top wall 102 and a bottom wall 103 extending forward from the base 101, and the insulating body is provided with a receiving space 104 between the top wall and the bottom wall. And several storage grooves 105 communicated with the storage space, the top wall 102 is provided with an inner surface 106 facing the storage space and an outer surface 107 opposite to the outer inner surface, and the above-mentioned storage grooves 105 pass through the inner surface 106 and are connected with the storage space. Spatial communication (not shown). The terminal 20 is provided with a holding arm 201 on the side of the top wall 102 and an elastic arm 202 opposite to the holding arm 201; the holding arm 201 is accommodated in the receiving groove 105 and protrudes into the receiving space 104, and the holding arm A pivoting portion 203 is disposed at the end of the 201 , and the elastic arm 202 is disposed with a contact portion 204 protruding into the receiving space 104 to contact the flexible printed circuit board.

The holding arm 201 of the terminal 20 is provided with an inner edge 205 facing the receiving space 104, and the distance h of the top wall 102 of the insulating body 10 from the inner side 106 to the outer side 107 is smaller than the inner edge 205 of the holding arm 201 to the outer side 107. The distance H of the outer surface 107 of the top wall of the insulating body 10 makes one side of the receiving space form a planar shape. Compared with the existing electrical connector, the utility model can smoothly insert the flexible printed circuit board into the receiving space 104 .

Please refer to FIG. 2 and FIG. 4 , the turning and pressing plate 30 is provided with several pivots 301 cooperating with the pivoting portion 203 and end shafts 302 arranged at both ends of the pivots. The welding plate part is provided with a main body part 401 fixed on the insulating body and a bent part 402 bent from the main body part and arranged on the bottom wall 103 of the insulating body 10. The bent part 402 abuts against the end of the turning plate On the shaft 302, to prevent the transfer plate from breaking away from the insulating body. The turning plate is provided with a channel 303 for accommodating the bent portion, so as to reduce the overall height of the electrical connector and realize the miniaturization of the electrical connector.

The above-mentioned embodiments are preferred embodiments of the electrical connector of the present utility model, and of course the electrical connector of the present utility model can also be converted into other embodiments. For example, the operating element can also be a plug-type structure, that is, the plug-in element is inserted into the accommodation space of the insulating body to squeeze the flexible printed circuit board and the terminal to achieve electrical connection. For another example, the distance h from the inner side 106 to the outer side 107 of the top wall 102 of the insulating body 10 is equal to the distance H from the inner edge 205 of the holding arm 201 to the outer side 107 of the top wall of the insulating body 10, so that The flexible printed circuit board can be smoothly inserted into the accommodation space.

Claims (10)

1. An electrical connector, comprising: an insulating body, a terminal held on the insulating body, and an operating part that moves relative to the insulating body from the opening and closing positions, the insulating body is provided with a receiving space and is arranged in the receiving space A side wall on one side, the side wall is provided with an inner surface facing the receiving space and an outer surface opposite to the inner surface; the terminal is provided with a holding arm arranged on the side wall and is opposite to the holding arm and protrudes an elastic arm extending into the receiving space; It is characterized in that: the holding arm of the terminal is provided with an inner edge facing the receiving space, and the distance from the inner edge of the holding arm to the outer surface of the side wall is not less than the distance from the inner surface to the outer surface of the side wall. 2. The electrical connector as claimed in claim 1, wherein the distance from the inner edge of the holding arm to the outer surface of the side wall is greater than the distance from the inner side to the outer surface of the side wall. 3. The electrical connector according to claim 1 or 2, wherein the insulating body is provided with a plurality of receiving grooves that pass through the inner surface of the top wall and communicate with the receiving space; the holding arms are accommodated in the receiving grooves A pivoting part is also provided, and the operating part is provided with a pivot cooperating with the pivoting part and a pressing part arranged between the pivoting parts. 4. The electrical connector according to claim 3, wherein the insulating body has a bottom wall opposite to the side wall, and the electrical connector is provided with welding plate parts held at both ends of the insulating body, the welding The plate is provided with a main body fixed on the insulating body and a bent portion bent from the main body and arranged on the upper side of the bottom wall of the insulating body, and the turning plate is provided with a channel for receiving the bent portion. 5. An electrical connector, comprising: an insulating body, a terminal held on the insulating body, and an operating part that moves relative to the insulating body from the opening and closing positions, the insulating body is provided with a receiving space and is arranged in the receiving space A side wall on one side; the terminal is provided with an elastic arm protruding into the receiving space and a holding arm opposite to the elastic arm and arranged on the side of the side wall; It is characterized in that: the holding arm of the terminal and the side wall of the insulating body are respectively provided with an inner edge and an inner surface facing the receiving space, and the inner edge protrudes further into the receiving space than the inner surface. 6. The electrical connector according to claim 5, characterized in that: the holding arm is provided with a pivoting portion, the operating member is provided with a pivot that pivotally fits with the pivoting portion, and a pivot disposed between the pivots. extrusion part. 7. The electrical connector according to claim 5 or 6, wherein the insulative body has a bottom wall opposite to the side wall, and the electrical connector is further provided with welding pieces held at both ends of the insulative body The welding plate part is provided with a main body fixed on the insulating body and a bent part bent from the main body and arranged on the bottom wall of the insulating body, and the turning plate is provided with a channel for receiving the bent part. 8. An electrical connector, comprising: an insulating body, a terminal held on the insulating body, and an operating part that moves relative to the insulating body from the opening and closing positions, the insulating body is provided with a top wall, and a top wall is opposite to the top wall. The bottom wall and the receiving space arranged between the top wall and the bottom wall; the insulating body is provided with several receiving grooves communicated with the receiving space and recessed on the top wall and the bottom wall; The holding arm on the top wall side and the elastic arm arranged on the bottom wall side and protruding into the receiving space; It is characterized in that: the height of the holding arm of the terminal is not less than the depth of the receiving groove recessed on the top wall. 9. The electrical connector according to claim 8, characterized in that: the holding arm is provided with a pivot portion, and the operating member is provided with a pivot shaft that pivotally fits with the pivot portion and a pivot shaft disposed between the pivot shafts. extrusion part. 10. The electrical connector according to claim 8 or 9, characterized in that: the electrical connector is further provided with a welding plate piece held at both ends of the insulating body, and the welding plate piece is provided with a main body held on the insulating body part and a bent part bent from the main body part and arranged on the bottom wall of the insulating body, and the turning plate is provided with a channel for receiving the bent part.

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