TWM468038U - Electrical connector structure - Google Patents

Description

Electrical connector structure

The present invention relates to an electrical connector structure, and more particularly to a multi-in-line in-line package type having an electrical connector structure with a clamshell structure and a plurality of rows of terminals.

Traditional dual in-line package (DIP) connectors are commonly used in integrated circuit, cable or LED connectors. As the name implies, this type of connector is directly inserted into the circuit board. The single-row or two-row terminals are juxtaposed, and the terminals are separated by an appropriate spacing to match the terminal pins.

However, today's electronic information is booming, electronic data transmission is not only fast, but also has a large capacity. Traditional DIP connectors are limited by the number of terminals, unable to provide larger capacity and faster transmission, and the contact points of these terminals For the double row distribution, the range of contact with the mating terminal is too dispersed, and it is not easy to achieve the exact docking of the points; in addition, the docking of the flexible cable or the flexible circuit board and the connector is performed by the laterally inserted connector body. It is only fixed in the tight fitting manner between the connector body and the terminal. However, the aforementioned tight fitting method lacks the tight structure, which may cause the connection to be unreal or even fall off, which seriously affects the transmission. Moreover, the connection strength of the single-row or double-row pins of the conventional DIP connector and the circuit board are insufficient, and it is easy to loosen due to the docking action.

The purpose of the present invention is to provide a multi-row in-line package type electrical connector structure, which has a clamshell structure and a plurality of rows of terminals staggered, which can be stably and stably docked and achieve stable transmission.

To achieve the foregoing objective, the electrical connector structure includes a body including a platform on which a plurality of channels penetrating the body are disposed, and the body is opposite to the second The ends extend upwardly from the platform to form a shaft seat, and the shaft seat is recessed with a pivoting groove open to the platform. a plurality of terminal groups, each of which includes two first terminals and at least one second terminal, each of the first terminals and the at least one second terminal respectively including a base portion, a side extending from the base portion and facing the platform a bent arm and a pin extending from the lower edge of the base. The elastic arm has a contact point, the two first terminals are disposed opposite to each other, and the at least one second terminal is disposed between the two first terminals, so that the first terminal and the at least one second terminal Arranged in multiple rows. The terminal group is loaded into the corresponding channel from the top of the platform, and the bottom of the body is arranged to be misaligned at the bottom of the body, and the elastic arm protrudes above the platform. a cover plate having a shaft on the rear edge thereof, wherein the two ends of the shaft protrude from opposite sides of the cover to form a shaft portion, and the shaft portion is pivotally connected to the pivoting groove of the body to make the cover The plate is rotatably covered on the platform and pressed against the contact points of the two first terminals and the at least one second terminal.

According to one of the preferred embodiments of the present invention, the electrical connector structure further includes a metal outer casing having a substantially U-shaped shape for connecting the cover to the body, the metal outer casing having two sides and connecting the two The connecting side of the side edge is provided with a limiting piece opposite to the pivoting groove, which is covered on the rotating shaft portion and serves as a rotation limit of the rotating shaft portion.

According to another preferred embodiment of the present invention, the contact points of the two first terminals and the at least one second terminal are aligned with each other, and the pins of the at least one terminal group are staggered with each other.

According to another preferred embodiment of the present invention, the pins are arranged in three rows of misalignment, and the pitches of the pins in the same row are greater than the distance between the contact points.

According to another preferred embodiment of the present invention, the pin of the at least one second terminal further includes a support portion extending first and bent from the lower edge of the base, and then bent downward to extend the pin to form an L shape. .

The electrical connector structure provided by the novel adopts a plurality of sets of terminal groups to form a configuration in which a plurality of rows of terminals are misaligned, and the terminal pins are arranged at the same interval. The arm springs of each terminal are juxtaposed at a small interval, and then the cover is opened by the rotation of the cover plate, so that the docking flexible cable or the flexible circuit board can be surely electrically contacted with the first and second terminals. When the cover plate is rotated upward to the position, the platform can be opened, and when the cover plate is rotated and pressed to the position, the cover plate is pressed onto the platform, so that the terminal and the butt joint are electrically contacted, and the connection is made. The body of the device is also firmly fixed on the circuit board by the plurality of rows of pins, which effectively solves the problem that the traditional connector is not properly connected, and the connection strength of the fixed circuit board is insufficient.

1‧‧‧Electrical connector structure

2‧‧‧ Ontology

21‧‧‧ body

22‧‧‧ shaft seat

23‧‧‧ channel

24‧‧‧ card block

210‧‧‧ docking slot

211‧‧‧ positioning boss

221‧‧‧ pivot slot

222‧‧ ‧ retaining wall

231‧‧‧ 容 部

232‧‧‧ Positioning Department

3‧‧‧Terminal group

31‧‧‧First terminal

32‧‧‧second terminal

311, 321‧‧‧ base

312, 322‧‧‧ arm

313, 323‧‧ ‧ pins

310, 320‧‧‧ touch points

4‧‧‧ Cover

41‧‧‧ shaft

42‧‧‧ recess

410‧‧‧Rotary shaft

411‧‧‧ oblique side

412‧‧‧Abutment plane

413‧‧‧ curved trailing edge

5‧‧‧Metal housing

51‧‧‧Connecting edge

52‧‧‧Two sides

53‧‧‧ side panels

511‧‧‧Interference film

521‧‧‧Limited Movies

531‧‧‧ card slot

The first figure is a three-dimensional combination diagram of the new electrical connector structure.

The second figure is an exploded perspective view of the first figure.

The third figure is a perspective view of the terminal set of the novel electrical connector structure.

The fourth figure is a schematic cross-sectional view of the first figure.

The fifth figure is a schematic cross-sectional view of the cover of the fourth figure.

Figure 6 is a top plan view of the electrical connector structure of the present invention, wherein the cover is in a closed state.

Figure 7 is a bottom plan view of the electrical connector structure of the present invention.

The eighth figure is a front view of the structure of the electrical connector of the present invention, wherein the cover is in a closed state.

Please refer to the first to third figures for a preferred embodiment of the electrical connector structure of the present invention. The electrical connector structure 1 of the present invention comprises a body 2 made of an insulating material, a plurality of terminal groups 3, and a Cover plate 4 and a metal casing 5. The main body 2 includes a platform 21, and a plurality of channels 23 penetrating the top surface and the bottom surface of the main body 2, each of the channels 23 includes a receiving portion 231 and a positioning portion 232, and the width of the receiving portion 231 It is larger than the positioning portion 232. The opposite ends of the body 2 extend upwardly from the platform 21 to form a shaft seat 22, and the shaft seat 22 is recessed with a pivoting groove 221 which is open to the platform 21, and has a hollow upper portion and a height slightly higher than the platform 21 Table surface. In addition, a positioning boss 211 is protruded upwardly from the adjacent shaft seat 22 of the platform 21, and a pair of slots 210 (shown in FIG. 7) are formed between the platform 21 and the platform 21 for connecting a pair of flexible cables or flexible circuit boards. (not shown) inserted. The one side of the shaft seat 22 faces the platform 21 and extends integrally with the platform 21 to a rear side of the body 2 for limiting the position of the docking flexible cable after insertion. In addition, a pair of clamping blocks 24 are respectively protruded from opposite side walls of the body 2 to connect and fix the metal casing 5.

Please refer to the third figure. In this embodiment, each terminal group 3 includes two first terminals 31 and a second terminal 32, which are respectively loaded into the corresponding channels 23 from above the platform 21. Each of the first terminal 31 and the second terminal respectively includes a base portion 311, 321 , an elastic arm 312 , 322 extending from the upper edge of the base portion 311 , 321 and bent toward the platform 21 , and a lower edge extending from the base portion 311 , 321 . The pins 313, 323 are further bent to form a contact point 310, 320. The pin 323 of the second terminal 32 extends and is bent to form a support portion 324 from the lower edge of the base portion 321 . The portion 324 is further bent downward so that the pins 323 form an L shape. The two first terminals 31 are disposed opposite to each other. In other words, the elastic arms 312 of the two first terminals 31 are respectively facing forward and rearward. The second terminal 32 is arranged between the two first terminals 31.

The channels 23 of the main body 2 are arranged in a staggered arrangement of the terminal groups 3, and the front end of the main body 2 is a receiving portion 231 of the first row of channels 23, and the spring arm 312 is inserted into the rear first terminal 31; The accommodating portion 231 of the channel 23 is adjacent to the blocking wall 222 for the second terminal 32 to be inserted; the accommodating portion 231 of the third row of channels 23 is adjacent to the rear side of the body 21, and the spring arm 312 is inserted toward the front first terminal 31; And the second row of channels 23 is located between the first and third rows of channels 23. In addition, the receiving portion 231 of each of the channels 23 further extends laterally to position the elastic arms 312, 322. After the plurality of terminal blocks 3 are disposed and disposed in the corresponding channels 23, the base portions 311 and 321 of each of the first and second terminals 31 and 32 are vertically disposed in the receiving portion of the channel 23. 231, each of the pins 313, 323 is inserted into the positioning portion 232 of the channel 23, and the bottom of the body 2 is exposed to be fixed to a circuit board (not shown). Therefore, the pins 313 and 323 of the first terminal 31 and the second terminal 32 are arranged in three rows of misaligned rows. Columns (as shown in the eighth and seventh figures), the elastic arms 312, 322 are spaced apart from each other, and the contact points 310, 320 are aligned with each other in a row, wherein the pins 313 or 323 are located in the same row. The spacing is greater than the distance between the contact points 310, 320. More specifically, the pitches of the pins 313 and 323 are 2 mm (on a principle of not less than 2 mm), and the pitches of the pins 313 and 323 in the same row are also 2 mm, and the contacts of the elastic arms 312 and 322 are in contact with each other. The points 310, 320 are preferably spaced apart from each other by 0.5 mm. However, the pitch of the terminals is not limited to the foregoing embodiment, and may vary depending on the actual design, and in another embodiment (not shown), four rows of pins may be disposed.

Specifically, the elastic arms 312 and 322 of the first terminal 31 and the second terminal 32 of the terminal group 3 of the most adjacent axle housing 22 extend from the upper edge of the base portions 311 and 321 away from one end of the axle housing 22, and The elastic arms 312, 322 of the first terminal 31 and the second terminal 32 of the other plurality of terminal groups 3 extend from the center of the upper edges of the respective base portions 311, 321 (as shown in the third and first figures).

Referring to the first and second figures, a rear end of the cover 4 is provided with a shaft 41, and its two ends respectively protrude from opposite sides of the cover 4 to form a shaft portion 410. The cover plate 4 is pivoted to the pivoting slot 221 of the body 2 by the shaft portion 410. The top surface of the cover plate 4 is recessed to form a recess 42 adjacent to the shaft 410. The shaft 41 includes a beveled edge 411, an abutting plane 412 and an arcuate trailing edge 413, wherein the beveled edge 411 faces and lies in the recess 42 and the abutment plane 412 is located between the beveled edge 411 and the curved trailing edge 413 and The beveled edge 411 and the curved trailing edge 413 are joined, and the abutment plane 412 is lower and parallel to the top surface of the cover plate 4. The curved trailing edge 413 abuts the retaining wall 222, the arcuate arrangement of which facilitates rotation of the cover 4. The oblique side 411, the abutting plane 412, and the curved trailing edge 413 all extend to the two shaft portions 410.

The metal casing 5 has a substantially U-shaped shape for the cover to be attached to the body 2. The metal shell 5 has two side edges 52 and a connecting side 51 connecting the two side edges 52. The two side edges 52 are respectively provided with a limiting piece 521 opposite to the pivoting groove 221 of the body 2, which covers the rotating shaft portion of the shaft 41. 410 is used as a rotation limit portion of the rotating shaft portion 410. The leading edge portion of the connecting edge 51 extends toward the recess 42 of the cover 4 to form an interference piece 511. In addition, the two side edges 52 of the metal casing 5 are respectively bent downward to form one side. The plate 53 has a card slot 531 thereon and can be embedded in the block 24 of the body 2. In particular, the limiting piece 521 extends from the two side edges 52 of the metal casing 5 and is bent rearward, and the limiting piece 521 and the leading edge and the two side edges 52 of the connecting side 51 respectively maintain a spacing (such as the sixth As shown in the figure, the limiting piece 521 has a certain flexibility to cushion the force generated when the cover 4 is rotated.

Referring to FIG. 1 and FIG. 4 and FIG. 5 , when the electrical connector structure 1 of the present invention is not connected to a flexible cable or a circuit board, the cover 4 is in a split state (as shown in the first figure), wherein The oblique side 411 of the shaft 41 abuts against the interference piece 511 of the metal casing 5, and the interference piece 511 is embedded in the recess 4 of the cover plate 4. The cover plate 4 is held against the interference by the oblique side 411 and the interference piece 511 to maintain the platform. 21 is open to the outside. When the cover plate 4 rotates the cover platform 21 downward, the two sides of the lower surface of the cover plate 4 abut against the positioning boss 211, and the contact points 310, 320 of the first and second terminals 31, 32 are simultaneously covered by the cover plate 4. Pressing into the corresponding channel 23; at this time, the abutting plane 412 of the shaft 41 abuts against the interference piece 511 by rotation, and the recess 42 moves downward away from the interference piece 511. Therefore, when the docking flexible cable or the flexible circuit board is inserted into the blocking wall 222 by the docking slot 210, the cover 4 is pressed against the flexible cable at the contact points 310, 320, so that the flexible cable is connected. The points are in solid contact with the contact points 310, 320 of the first and second terminals 31, 32 for electrical transmission.

In summary, the new electrical connector structure 1 is configured by using a plurality of sets of terminal groups 3 to form a three-row terminal misalignment arrangement, and the terminal pins are arranged at the same interval, and the terminal elastic arms are juxtaposed at a small interval, and the cover is reused. The rotation of the board 4 opens the cover so that the docking flexible cable or the flexible circuit board can be electrically contacted with the first and second terminals to provide fast and stable data transmission, and the body 1 of the connector is also provided by three The row pins 23 are firmly fixed on the circuit board, which effectively improves the inaccuracy of the traditional connector docking, the transmission volume and speed cannot be improved, and the connection strength with the fixed circuit board is insufficient.

The above detailed description is intended to be illustrative of a preferred embodiment of the present invention, which is not intended to limit the scope of the present invention, and other equivalents and modifications may be made without departing from the spirit of the invention. Changes are to be included in the scope of patents covered by this new model.

1‧‧‧Electrical connector structure

2‧‧‧ Ontology

21‧‧‧ body

22‧‧‧ shaft seat

23‧‧‧ channel

24‧‧‧ card block

3‧‧‧Terminal group

31‧‧‧First terminal

32‧‧‧second terminal

312‧‧‧Bounce arm

313‧‧‧ pins

4‧‧‧ Cover

5‧‧‧Metal housing

511‧‧‧Interference film

521‧‧‧Limited Movies

531‧‧‧ card slot

Claims (10)

An electrical connector structure includes a body including a platform on which a plurality of channels penetrating the body are disposed, and opposite ends of the body extend upwardly from the platform to form a shaft seat, the shaft seat a plurality of terminal groups, each of the terminal groups includes two first terminals and at least one second terminal, each of the first terminals and the at least one second terminal respectively comprise a a base, a spring arm extending from a side of the base and bent toward the platform, and a pin extending from a lower edge of the base, the elastic arm has a contact point, and the two first terminals are oppositely disposed, and The at least one second terminal is disposed between the two first terminals, and the first terminals and the at least one second terminal are arranged in a plurality of rows, and the terminal group is loaded downward from the upper portion of the platform. In the channel, the pin exposes the bottom of the body and is arranged in a misaligned manner, the elastic arm protrudes above the platform; and a cover plate has a shaft at the rear edge thereof, and the two ends of the shaft respectively protrude the cover The opposite sides of the plate form a shaft portion, The pivot shaft portion connected to the pivoting body of the groove, so that the cover plate rotatably on the internet. The electrical connector structure of claim 1, further comprising a metal outer casing having a substantially U-shaped shape for attaching the cover to the body, the metal outer casing having two sides and a connection connecting the two sides The two side edges are provided with a limiting piece opposite to the pivoting groove, which is covered on the rotating shaft portion as a rotation limit of the rotating shaft portion. The electrical connector structure of claim 2, wherein a top surface of the cover plate is recessed adjacent to the shaft to form a recess, the shaft includes a beveled edge, an abutting plane and a curved trailing edge The beveled edge faces and lies in the recessed portion, the abutting plane is located between the beveled edge and the curved trailing edge, and connects the beveled edge and the curved trailing edge, and the leading edge portion of the connecting edge of the metal casing faces the The recess extends to form an interference piece. When the cover plate is rotated upwardly to the position, the recess is moved up so that the oblique side abuts against the interference piece, the platform is open to the outside, and when the cover plate is rotated down to the position, the The oblique edge leaves the interference piece, and the abutting plane abuts against the interference piece, and the cover cover is pressed On the platform. The electrical connector structure of claim 2, wherein the limiting piece extends from the two sides of the metal casing and is bent backward, and the limiting piece and the leading edge and the two sides of the connecting edge respectively form a spacing. The electrical connector structure of claim 1, wherein each of the channels includes a receiving portion and a positioning portion, the receiving portion having a width greater than the positioning portion for receiving the first and second portions a base of the terminal, the positioning portion is configured to receive the pin. The electrical connector structure of claim 1, wherein a positioning boss is protruded from the platform adjacent to the axle seat, and a pair of slots are formed between the positioning boss and the platform, and the axle seat faces the platform One side extends a barrier to the platform. The electrical connector structure of claim 1, wherein the elastic arms of the two first terminals and the at least one second terminal are side by side in a row, and the contact points thereof are aligned with each other in a row. The electrical connector structure of claim 1, wherein the pins are arranged in three rows of misalignment, and the pitches of the pins in the same row are greater than the distance between the contact points. The electrical connector structure of claim 8, wherein the distance between the contact points is 0.5 mm, the pitch of the pins of the same row is not less than 2 mm, and the spacing of the pins of the different rows is not less than 2 mm. The electrical connector structure of claim 1, wherein the pin of the at least one second terminal further comprises a support portion extending first and bent from the lower edge of the base, and then bent downward to extend the pin to form a pin. L shape.