CN217823327U - Electric connector and terminal thereof - Google Patents

Abstract

The utility model provides an electric connector, including insulator, terminal and commentaries on classics clamp plate, change the clamp plate and be equipped with pivot groove and be located the pivot inslot's pivotal axis, the terminal is equipped with an upper arm and a underarm, upper arm and underarm extend towards the equidirectional and be formed with between the two and hold the slit of pivotal axis, the underarm is equipped with and holds the concave part that holds of pivotal axis. Compared with the prior art, the utility model discloses an improve terminal structure, utilize the topside of terminal underarm to support the pivotal axis and the base of underarm then crimping downwards on the plug connector, realize the crimping contact, form the upper arm and the last contact structure that the underarm all is located the top of plug connector to improve the spatial layout under some applied scenes, more do benefit to arranging of winding displacement line.

Description

Electric connector and terminal thereof

Technical Field

The utility model relates to an electric connection field especially relates to an electric connector and terminal thereof.

Background

With the trend of miniaturization and lightness of consumer electronic products such as notebook computers, tablet computers, mobile phones and the like, the requirements on the design and manufacturing process of parts of the consumer electronic products are higher and higher, and as the consumer electronic products are gradually lightened and lightened, the internal space of the consumer electronic products is also very narrow, so that the layout of electric elements on a circuit board is also very dense. Taking an FPC flexible cable/flexible board electrical connector as an example, a certain cable space needs to be reserved after the FPC flexible cable/flexible board electrical connector is mounted on a circuit board, otherwise, the FPC flexible cable is difficult to route, while the existing FPC electrical connector generally adopts a lower contact type terminal structure, that is, a contact arm of a terminal is usually arranged below the FPC flexible cable, and the FPC flexible cable is pressed down through the overturning operation of a rotary pressing plate, so that the lower surface of the FPC flexible cable is in compression contact with the contact arm below the FPC flexible cable. However, in some application scenarios, the lower contact type terminal structure is easy to cause certain inconvenience to the wiring.

SUMMERY OF THE UTILITY MODEL

The utility model provides an electric connector and terminal thereof to improve among the prior art under some use scenes the wiring and walk the problem that the line space optimized inadequately.

In order to solve the technical problem, the utility model adopts the following technical scheme: an electric connector comprises an insulating body, a terminal and a rotating pressing plate, wherein the rotating pressing plate is provided with a pivoting groove and a pivoting shaft located in the pivoting groove, the terminal is provided with an upper arm and a lower arm, the upper arm and the lower arm extend towards the same direction, a slit for accommodating the pivoting shaft is formed between the upper arm and the lower arm, and the lower arm is provided with an accommodating concave part for accommodating the pivoting shaft.

Furthermore, the insulating body is provided with a bottom wall, the bottom wall is located below the lower arm, the lower arm is provided with a contact convex part protruding towards the bottom wall, and an inserting groove is formed between the lower arm and the bottom wall.

Furthermore, the upper arm horizontally extends from back to front and penetrates through the pivoting groove, the upper arm is provided with a straight top edge and a straight bottom edge, and the top edge is fixedly abutted with the insulating body.

Further, the pivotal shaft is clamped by the upper arm and the lower arm at the same time in the closed state of the pivotal plate, and the pivotal shaft is in contact with only the lower arm in the open state of the pivotal plate.

Further, the distance between the upper arm and the lower arm is smaller than the distance between the lower arm and the bottom wall, and the terminal is further provided with a supporting leg supported on the bottom wall, wherein the supporting leg is located below the lower arm and is shorter than the upper arm and the lower arm.

Furthermore, two sides of the bottom wall of the insulating body are provided with a pair of upward protruding blocking walls and positioning holes located on the inner sides of the blocking walls, and the positioning holes vertically penetrate through the bottom wall.

Furthermore, the electric connector also comprises a pair of fixing pieces, each fixing piece is provided with a base part, a folding piece protruding upwards from the top edge of the base part and a mounting part bending and protruding outwards from the bottom edge of the base part, and the folding piece and the mounting part extend towards the same side of the base part.

The utility model discloses still adopt an electric connector terminal, it is equipped with a main part, from the main part forward an upper arm and a underarm and the welding arm that extends backward from the main part, upper arm and underarm distribute about being, and are formed with a slit between the two, the underarm is equipped with one and holds the concave part towards the topside of upper arm and a base of back to the upper arm, the topside is equipped with one, the base is equipped with a contact convex part.

Furthermore, the contact convex part and the accommodating concave part are arranged in a vertically corresponding mode, the length of the upper arm is longer than that of the lower arm, the terminal is further provided with supporting legs extending forwards from the main body, the supporting legs are located on the lower side of the lower arm, and the welding arm is located on the lower side of the supporting legs.

Compared with the prior art, the utility model discloses an improve terminal structure, utilize the topside of terminal underarm to support the pivotal axis and the base of underarm then crimping downwards on the plug connector, realize the crimping contact, form the last contact structure that upper arm and underarm all are located the top of plug connector to improve the space overall arrangement under certain applied scene, more do benefit to arranging of winding displacement line.

Drawings

Fig. 1 is a perspective view of the electric connector of the present invention in an open state of the pressure plate.

Fig. 2 is a perspective view of the electric connector of the present invention in a closed state of the pressure plate.

Fig. 3 is an exploded perspective view of the electrical connector of the present invention.

Fig. 4 is a cross-sectional view of the electrical connector of the present invention in two operating states of the rotating plate.

Fig. 5 is a cross-sectional view of the electrical connector of the present invention.

Detailed Description

Referring to fig. 1 to 5, the present invention provides an electrical connector 100, which includes an insulating housing 10, a plurality of terminals 20 housed in the insulating housing 10, a pair of fixing members 30 installed at two ends of the insulating housing 10, and a rotating pressing plate 40 installed on the insulating housing 10, wherein the insulating housing 10 is used for inserting a connector 200 (such as a FPC/FFC flexible board, a flexible cable array or a flexible circuit board) therein, and the terminals 20 and the connector are electrically contacted, and the rotating pressing plate 40 is opened and closed by turning over operation, so as to compress or release the connector 200. The structures of the foregoing respective components are explained in detail below.

The insulating body 10 is provided with a bottom wall 11, a pair of side walls 12 and a rear end wall 13, and an insertion slot 14 is formed among the bottom wall, the side walls 12 and the rear end wall 13 and used for accommodating the plug connector. The bottom wall 11 is formed with a plurality of slots 110 arranged in parallel, a pair of positioning holes 111 located at two sides of the slots 110, and a pair of blocking walls 112 located outside the positioning holes 111, the slots 110 extend forward from the rear end wall 13 to the front edge of the bottom wall 11, the positioning holes 111 penetrate through the bottom wall 11 downward for matching with the rotary press plate 40, the blocking walls 112 are formed by protruding upward from the bottom wall 11 and are lower than the side walls 12, the blocking walls 112 are arranged adjacent to the positioning holes 111 and block outside the positioning holes 111, and the inner sides of the blocking walls 112 form the plugging area of the plug connectors 200, so that the blocking walls 112 have certain limiting and guiding effects. The side wall 12 is formed by horizontally extending from two ends of the rear end wall 13 forward, and is located outside the blocking wall 112, a fixing groove 15 for clamping the fixing member 30 is formed between the side wall 12 and the blocking wall 112, the fixing groove 15 horizontally extends along the front-rear direction, in addition, a groove 120 facing the insertion groove 14 and a buckling bump 121 located above the groove 120 are arranged on the inner wall surface of the side wall 12, the groove 120 can provide a certain space for the fixing member 30, so that a part of the fixing member 30 can extend into the groove 120, meanwhile, the groove 120 is also used for installing the rotating-pressing plate 40, and the buckling bump 121 is formed by protruding inward from the inner wall surface of the side wall 12 and is used for clamping two side edges of the rotating-pressing plate 40, thereby locking the rotating-pressing plate 40. The rear end wall 13 is connected between the pair of side walls 12 for fixing the plurality of terminals 20.

The rotating and pressing plate 40 extends lengthwise and is installed right above the insertion groove 14, and two ends of the rotating and pressing plate 40 are provided with a protruding shaft 41 protruding outward and a locking part 42 located at the front side of the protruding shaft 41, the protruding shaft 41 is used for being clamped in the groove 120 on the side wall 12, so that the two ends of the rotating and pressing plate 40 are well fixed and limited, and a guarantee is provided for stable turning operation of the rotating and pressing plate 40, and the locking part 42 is used for being in snap fit with the snap lug 121, preferably, the locking part 42 protrudes outward from the two ends of the rotating and pressing plate 40 and is arranged adjacent to the front edge of the rotating and pressing plate 40, and the protruding shaft 41 is located at the rear side of the rotating and pressing plate 40 and is arranged adjacent to the rear edge of the rotating and pressing plate 40, therefore, the protruding shaft 41 and the locking part 42 are distributed on the side of the rotating and pressing plate 40 along the front and back direction for being respectively matched with the groove 120 and the snap lug 121, and thus realizing installation and matching of the rotating and pressing plate 40 and the insulating body 10. In addition, a plurality of pivoting grooves 43 and pivoting shafts 44 located in the pivoting grooves 43 are formed on the rear side edge of the pivoting plate 40, the pivoting grooves 43 vertically penetrate through the pivoting plate 40 and are used for accommodating the terminals 20, the pivoting shafts 44 are used for being matched with the terminals 20 and enabling the pivoting plate 40 to realize a turning operation, and preferably, the pivoting shafts 44 are in a cam shape, an oval shape or an oblate shape, so that the height dimension of the pivoting shafts in the vertical direction can be changed in the turning process, and the height dimension of the pivoting shafts can be pressed on the terminals 20. It should be noted that, in order to achieve good limiting, a recessed portion 45 is disposed on the top surface of the rotating-pressing plate 40 and is used for abutting against the rear end wall 13 of the insulating body 10 in the turned-open state, a pair of protruding locking protrusions 46 is disposed on the bottom surface of the rotating-pressing plate 40, the locking protrusions 46 are correspondingly matched with the positioning holes 111 on the bottom wall 11 of the insulating body 10, and when the rotating-pressing plate 40 is in the closed state, the locking protrusions 46 pass through bayonets (not shown) on two sides of the plug connector and protrude into the positioning holes 111, so as to achieve limiting of the plug connector 200 and prevent the plug connector from being dragged out of the plug slot 14.

The terminal 20 has a body 21, an upper arm 22 and a lower arm 23 extending forwardly from the body 21, and a soldering arm 24 extending rearwardly from the body 21. The main body 21 is in a sheet shape and is vertically arranged, and is used for being clamped in the rear end wall 13 of the insulation body 10 to realize the fixing and limiting effects. The upper arm 22 extends horizontally from the back to the front and is provided with a straight top edge and a straight bottom edge, the top edge is clamped by the rear end wall 13, and the upper arm 22 passes through the pivot groove 43 and is positioned above the pivot shaft 44 so as to limit the vertical direction of the pivot shaft 44. The lower arm 23 is located right below the upper arm 22 and has a top edge and a bottom edge, the top edge of the lower arm 23 is disposed toward the upper arm 22 and has a receiving recess 25 recessed downward to receive the pivot shaft 44, the bottom edge of the lower arm 23 is disposed toward the bottom wall 11 of the insulating housing 10 and has a contact protrusion 26 protruding downward to be in press contact with the plug connector 200, the contact protrusion 26 and the receiving recess 25 are correspondingly disposed up and down, the length of the upper arm 22 is longer than that of the lower arm 23, the lower arm 23 is a suspended arm without blocking below, a slit 27 is formed between the lower arm 23 and the upper arm 22, the width of the slit 27 (i.e., the distance between the upper arm 22 and the lower arm 23) is smaller than the distance between the lower arm 23 and the bottom wall 11, the pivot shaft 44 is held in the slit 27 and located in the receiving recess 25, the upper arm 22 and the lower arm 23 are respectively located above and below the pivot shaft 44, due to the shape of the pivot shaft 44, the upper arm 22 and the lower arm 23 are held in the slit 44 to be clamped in the lower arm 23 to be able to be pressed tightly in the lower slot 14, so as to force the plug connector to be inserted into the lower slot 200. It should be noted that, in order to increase the stability and reliability of the main body 21, the terminal 20 is further provided with a supporting leg 28 extending forward from the bottom of the main body 21, a bottom edge of the supporting leg 28 abuts against the bottom wall 11 to increase a contact area between the main body 21 and the bottom wall 11, the supporting leg 28 is shorter than the upper arm 22 and the lower arm 23, the supporting leg 28 is located in the rear end wall 13 and does not protrude into the inserting groove 14, the supporting leg 28 is located on a lower side of the lower arm 23, and the welding arm 24 is located on a lower side of the supporting leg 28.

The fixing member 30 has an elongated base 31, a flap 32 protruding upward from the top edge of the base 31, and a mounting portion 33 bending and protruding outward from the bottom edge of the base 31, the base 31 extends in the front-back direction and is inserted into the fixing groove 15 to achieve fixing and limiting with the insulating body 10, the flap 32 and the mounting portion 33 both bend and extend toward the same side of the base 31, the flap 32 protrudes from the base 31 out of the fixing groove 15 and further protrudes into the groove 120 of the sidewall 12 to block the protruding shaft 41 of the pressing plate 40 in the forward direction, so as to prevent the protruding shaft 41 from sliding and displacing forward in the groove 120. The mounting portion 33 is for soldering to a circuit board.

In the using process, the rotating and pressing plate 40 has two operation states of opening and closing, the rotating and pressing plate can be turned between the two states, when the plug-in unit 200 is inserted into the plug-in slot 14, the rotating and pressing plate can be turned to the closing state, the lower arm 23 presses the plug-in unit 200 to be in contact at the same time, otherwise, when the plug-in unit 200 needs to be pulled out of the plug-in slot 14, the rotating and pressing plate 40 can be turned to the opening state, the lower arm 23 is pressed against the plug-in unit 200 in a loosening mode, as shown in fig. 4, the pivot shaft 44 is clamped by interference of the upper arm 22 and the lower arm 23 in the closing state of the rotating and pressing plate 40, and the pivot shaft 44 is only in interference contact with the lower arm 23 in the opening state of the rotating and pressing plate 40.

To sum up, the utility model discloses an improve terminal 20 structure, utilize the topside of the underarm 23 of terminal 20 to support pivotal axis 44 to adopt the base of underarm 23 to come crimping down on plug connector 200, realize the crimping contact, this kind of terminal 20 structure makes the upper arm 22 and the underarm 23 of terminal 20 all be located the top of plug connector, forms the mode of contact and the crimping is realized to the plug connector 200 of below, compares in prior art, the utility model discloses will more do benefit to the optimization in space, can more do benefit to the spatial arrangement that the winding displacement was walked the line under certain applied scene.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and those skilled in the art can make many variations and modifications of the technical solution of the present invention without departing from the scope of the technical solution of the present invention.

Claims (9)

1. The utility model provides an electric connector, includes insulator, terminal and commentaries on classics clamp plate, change the clamp plate and be equipped with pivot groove and be located the pivot axle of pivot inslot, its characterized in that: the terminal is provided with an upper arm and a lower arm, the upper arm and the lower arm extend towards the same direction, a slit for accommodating the pivot shaft is formed between the upper arm and the lower arm, and the lower arm is provided with an accommodating concave part for accommodating the pivot shaft.

2. The electrical connector of claim 1, wherein: the insulating body is provided with a bottom wall, the bottom wall is located below the lower arm, the lower arm is provided with a contact convex part protruding towards the bottom wall, and an inserting groove is formed between the lower arm and the bottom wall.

3. The electrical connector of claim 2, wherein: the upper arm horizontally extends from back to front and penetrates through the pivoting groove, a straight top edge and a straight bottom edge are arranged on the upper arm, and the top edge is fixedly connected with the insulating body in an abutting mode.

4. The electrical connector of claim 3, wherein: the rotary pressing plate has two operation states of opening and closing, the pivot shaft is clamped by the upper arm and the lower arm simultaneously in the closed state of the rotary pressing plate, and the pivot shaft is only contacted with the lower arm in the open state of the rotary pressing plate.

5. The electrical connector of claim 4, wherein: the distance between upper arm and the underarm is less than the distance between underarm and the diapire, the terminal still be equipped with one support in supporting legs on the diapire, the supporting legs is located the below of underarm and is shorter than upper arm and underarm.

6. The electrical connector of claim 5, wherein: two sides of the bottom wall of the insulating body are provided with a pair of upward protruding blocking walls and positioning holes located on the inner sides of the blocking walls, and the positioning holes vertically penetrate through the bottom wall.

7. The electrical connector of any one of claims 1-6, wherein: the electric connector also comprises a pair of fixing pieces, each fixing piece is provided with a base part, a folded piece protruding upwards from the top edge of the base part and an installation part protruding outwards from the bottom edge of the base part in a bending way, and the folded piece and the installation part extend towards the same side of the base part.

8. The utility model provides an electric connector terminal is equipped with a main part, from the main part forward an upper arm and a lower arm that extends and from the welding arm that the main part extends backward, its characterized in that: the upper arm and the lower arm are vertically distributed, a slit is formed between the upper arm and the lower arm, the lower arm is provided with a top edge facing the upper arm and a bottom edge back to the upper arm, the top edge is provided with an accommodating concave part, and the bottom edge is provided with a contact convex part.

9. The electrical connector terminal of claim 8, wherein: the contact convex part and the accommodating concave part are arranged vertically and correspondingly, the length of the upper arm is longer than that of the lower arm, the terminal is further provided with a supporting leg extending forwards from the main body, the supporting leg is located on the lower side of the lower arm, and the welding arm is located on the lower side of the supporting leg.

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