TWM512241U - Wire-to-board connector - Google Patents

Description

Wire-to-board connector

The present invention relates to an electrical connector, and more particularly to a wire-to-board connector.

Chinese patent CN1523710A discloses a piercing type connector and a manufacturing method thereof, which comprise a socket body having a positioning member; a terminal; and a rotating cover plate pivotally connected to the positioning member to realize a pivoting action, Therefore, when the wire is located between the rotating cover plate and the terminal, the terminal pierces the wire by the pivoting action, thereby connecting the wire to the terminal, wherein the positioning member is a protruding pin to serve as The shaft of the rotating cover plate has a shaft hole for receiving the protruding pin. Such a wire-to-board connector structure is difficult to separate because the electrical connection is established between the wire and the terminal by using a puncture manner; in addition, due to the protruding pin of the socket body and the rotating cover The shaft holes are made of plastic material. When the force is too large, the pivoting mechanism is more likely to be damaged or deformed, causing the function of the connector to fail.

The technical problem to be solved by the present invention is to overcome the above existing The shortcomings of the technology, and a wire-to-board connector, the connection between the wire and the terminal is simple, the separation is easy, and the pivoting mechanism is durable.

The present invention provides a wire-to-board connector for the above technical problem, comprising a socket body, a conductive terminal disposed on the socket body, and a rotary pressure plate; the socket body is provided with a socket for opening in the front for a pair of connections The conductive terminal includes a fixing portion fixed to the socket body, a soldering portion extending from the fixing portion, and a pair of connecting portions elastically engaged with the mating cable; the rotating pressing plate includes a substrate And two pressing portions respectively disposed on two sides of the substrate and a pressing portion protruding downward from the substrate; wherein the wire-to-board connector further comprises at least one metal supporting member fixed on the socket body, The at least one metal support member is provided with two pivoting slots for correspondingly accommodating the two pivots of the rotary pressure plate; the pressing portion will press the conductive member downward when the rotary pressure plate is turned down a terminal, the abutting portion of the conductive terminal is electrically connected to the mating cable; and when the rotating platen is turned upside down, the pressing of the conductive terminal is released, so that the abutting portion of the conductive terminal and the pair Electrically bonding wire is released.

In some embodiments, the at least one metal support comprises two metal supports respectively disposed on opposite sides of the socket body.

In some embodiments, each of the metal supports includes a base extending vertically and a fixing portion extending rearward from the base; each of the metal support members is provided with a pivoting groove that is open rearward.

In some embodiments, the fixing portion of each of the metal supports includes at least one fixing arm extending rearward, and the fixing arm has a plurality of fixing spurs protruding therefrom and correspondingly inserted and fixed on the socket body, the pivoting Slot Above the fixed arm.

In some embodiments, each of the metal supports further includes a weld leg extending laterally from a bottom end of the base.

In some embodiments, the front surface of the socket body is provided with two insertion grooves extending forward and backward, and the two metal support members are respectively inserted and fixed into the two insertion grooves.

In some embodiments, the top of the socket body is recessed and provided with a movable receiving slot. The two metal supporting members are respectively inserted on two outer sides of the movable receiving slot, and the rear opening of the pivoting slot is the front wall of the socket body. Closed, the outer side of the pivoting slot is closed by the side wall of the socket body.

In some embodiments, the fixing portion of the conductive terminal is horizontally inserted and fixed to the socket body, and the abutting portion is extended and bent upward by the front end of the fixing portion, and the welded portion is formed by the fixing portion. The rear end is bent downward to extend.

In some embodiments, the abutting portion includes an extending portion extending obliquely upward from a front end of the fixing portion and a pair of connecting portions extending obliquely downward from a top end of the extending portion, wherein the pressing portion of the rotating pressure plate is Corresponding pressure is applied to the extension, and the docking section is for contacting the docking cable.

In some embodiments, a locking portion is protruded from each of the two sides of the rotating platen, and two fixing grooves are disposed on the socket body corresponding to the two fastening portions.

In some embodiments, the forward opening of the jack is a funnel shape that is wide and narrow in front.

Compared with the prior art, the novel wire-to-board connector passes The rotating platen is turned down, and the abutting portion of the conductive terminal is pressed downward by the pressing portion on the rotating platen to firmly engage the wire of the mating cable, so that the wire and the conductive terminal are easily connected; otherwise, by rotating the rotating platen upward, The force of the pressing portion of the rotating platen on the abutting portion of the conductive terminal can be released, so that the wire and the conductive terminal are easily separated; in addition, the pivoting groove on the metal supporting member is correspondingly matched with the pivot on the rotating platen to pivot The body is sturdy and durable.

10‧‧‧Wire-to-board connector

1‧‧‧ socket body

12‧‧‧ front surface

13‧‧‧ side wall

14‧‧‧Terminal receiving slot

15‧‧‧ jack

16‧‧‧ Insert slot

17‧‧‧Activity holding trough

18‧‧‧ front wall

19‧‧‧卡固槽

2‧‧‧Electrical terminals

21‧‧‧ Fixed Department

22‧‧‧Weld Department

23‧‧‧Docking Department

231‧‧‧Extension

232‧‧‧ docking section

3‧‧‧Rotary platen

31‧‧‧Substrate

32‧‧‧ pivot

33‧‧‧ Pressing Department

34‧‧‧Card Department

35‧‧‧ pivot arm

4‧‧‧Metal support

41‧‧‧ base

42‧‧‧ Fixed Department

44‧‧‧welding feet

46‧‧‧ pivot slot

47‧‧‧Fixed Arm

48‧‧‧Fixed Arm

20‧‧‧ boards

201‧‧‧First pad

202‧‧‧second pad

30‧‧‧Docking cable

301‧‧‧ wire

Other features and effects of the present invention will be apparent from the detailed description of the embodiments of the drawings, wherein: FIG. 1 is an embodiment of the novel wire-to-board connector, a circuit board and a pair of cables 2 is a top view of FIG. 1; FIG. 3 is a cross-sectional view along line AA of FIG. 2; FIG. 4 is a perspective view of the embodiment of the novel wire-to-board connector, a three-dimensional circuit board and a mating cable 5 is a top view of FIG. 4; FIG. 6 is a cross-sectional view taken along line BB of FIG. 5; FIG. 7 is a cross-sectional view taken along line CC of FIG. 5; A perspective view of a new wire-to-board connector embodiment and a circuit board; FIG. 9 is a front view of FIG. 8; and FIGS. 10 and 11 are three different perspective views of an embodiment of the novel wire-to-board connector. Exploded map.

Although the present invention can be readily embodied in various forms, the specific embodiments shown in the drawings and described in detail in the specification are only The exemplary description of the novel principles is not intended to limit the invention to what is described herein.

Thus, a feature indicated in this specification will be used to illustrate one of the features of one embodiment of the present invention, and is not intended to suggest that each embodiment of the present invention must have the features described. Moreover, it should be noted that this specification describes a number of features. Although certain features may be combined together to illustrate possible system designs, these features are also applicable to other combinations not explicitly illustrated. Accordingly, the illustrated combinations are not intended to be limiting, unless otherwise indicated.

In the embodiments shown in the figures, the indications of the directions (such as up, down, left, right, front and back) are used to explain that the structure and motion of the various elements of the present invention are not absolute but relative. These descriptions are suitable when the elements are in the positions shown in the figures. If the description of the position of these elements changes, the indications of these directions also change accordingly.

The embodiments of the present invention are further elaborated below in conjunction with the drawings of the specification.

Referring to Figures 1 through 11, the present invention provides a wire-to-board connector 10 with zero insertion force. The wire-to-board connector 10 includes a socket body 1 and two conductive terminals 2 (which may be simplified to have only one conductive terminal in some embodiments), a rotary platen 3, and two conductive terminals 2 disposed on the socket body 1. Metal support 4. The wire-to-board connector 10 can be soldered to a circuit board 20 correspondingly. The circuit board 20 includes two first pads 201 and two second pads 202. The socket body 1 of the wire-to-board connector 10 is provided with two jacks 15 that are open to the front, and the wires 301 of the two docking cables 30 can be correspondingly inserted therein, thereby realizing the wires 301 and the conductive terminals 2. Electrically bonded.

Referring to Figures 10 and 11, the socket body 1 is integrally injection molded. The socket body 1 has a front surface 12. The two insertion holes 15 are opened on the socket body 1 in a front-rear direction and open to the front surface 12 in the front direction. The socket body 1 is respectively provided with two insertion grooves 16 extending forward and backward on two sides of the front surface 12. The outside of the insertion slot 16 is defined by the side wall 13 of the socket body 1. The rear side of the insertion slot 16 is defined by the front wall 18 of the socket body 1. Two terminal receiving grooves 14 are provided in the upper rear portion of the socket body 1. The top of the socket body 1 is laterally recessed to define a movable receiving groove 17. The inner surfaces of the rear sides of the socket body 1 are each provided with a fastening groove 19. Referring to FIG. 3 and FIG. 9, in the present embodiment, the front opening of each of the insertion holes 15 is in the shape of a funnel which is wide in front and narrow in the front, thereby facilitating the smooth insertion of the docking cable 30.

Referring to Figures 10 and 11, the two conductive terminals 2 are laterally spaced. Each of the conductive terminals 2 includes a fixing portion 21, a welded portion 22 bent downward from the rear end of the fixing portion 21, and a pair of joint portions 23 extending obliquely upward from the front end of the fixing portion 21. The fixing portion 21 is horizontally inserted and fixed in the terminal receiving groove 14 of the socket body 1. The soldering portion 22 can correspond to the first pad soldered to the circuit board 20 201. Specifically, the abutting portion 23 includes an extending portion 231 extending obliquely upward from the front end of the fixing portion 21 and a pair of connecting portions 232 extending obliquely downward from the top end of the extending portion 231, wherein the docking portion 232 It is disposed opposite to the jack 15. In the unstressed state, the bottom end of the docking section 232 of the abutting portion 23 is located above the corresponding jack 15 by a set distance. This structural design allows for the insertion of the zero insertion force of the wire 301.

Referring to FIG. 10 and FIG. 11, the rotary platen 3 includes a substrate 31, two pivots 32 respectively disposed outside the two pivot arms 35 at the front end of the substrate 31, and two presses protruding downward from the substrate 31. The portions 33 (which may also be combined into one pressing portion in some embodiments) and the two fastening portions 34 projecting outwardly from the two sides of the substrate 31 at the rear positions of the pivot 32, respectively. The pivoting arm 35 of the substrate 31 is correspondingly received in the movable receiving slot 17 of the socket body 1. When in the closed state, the two fastening portions 34 can cooperate with the two fastening slots 19 of the socket body 1 to ensure that the rotating pressure plate 3 is firmly disposed on the upper side of the socket body 1 to prevent the wire 301. The electrical connection to the conductive terminal 2 is broken.

Referring to FIG. 10 and FIG. 11 , each of the metal support members 4 is inserted into an insertion slot 16 of the socket body 1 and is outside the movable receiving slot 17 . Each of the metal support members 4 includes a base portion 41 extending vertically, a fixing portion 42 extending rearward from the base portion 41, and a soldering leg 44 extending laterally outward from the bottom end of the base portion 41. The fixing portion 42 includes two fixing arms 47 and 48 extending rearward and downward from each other. The two fixing arms 47 and 48 are correspondingly inserted and fixed in the two insertion slots 16 of the socket body 1. Two fixed arms 47, 48 are also protruded outwardly The spur is fixed to ensure that the socket body 1 is firmly grasped. It is worth mentioning that although the present embodiment provides two fixed arms 47, 48 for the sake of security, in some embodiments it may be simplified to have only one fixed arm (not shown). The base portion 41 has a pivoting groove 46 extending rearwardly above the fixing arm 48, and the rear opening of the pivoting groove 46 is closed by the front wall 18 of the socket body 1, and the pivoting groove 46 is The outer side is closed by the side wall 13 of the socket body 1 (refer to FIG. 9 in combination), so that the two pivots 32 on the rotary platen 3 can be prevented from coming out of the two pivoting grooves 46. The soldering leg 44 can be soldered to the second pad 202 of the circuit board 20, thereby functioning to strengthen the bonding force between the socket body 1 and the circuit board 20. It is worth mentioning that although the design is shown as two separate separate metal supports 4 for the purpose of saving metal material, in some embodiments it is also possible to join the top ends of the two bases 41 by adding one. The connecting arms (not shown) thereby combine the two metal supports 4 into one unit.

The two pivots 32 of the rotary platen 3 are correspondingly movably mounted in the two pivoting grooves 46, so that the rotary platen 3 can reliably perform a flipping action with respect to the socket body 1. Specifically, referring to FIG. 1 to FIG. 3, when the rotary platen 3 is turned down, the two pressing portions 33 will press the two conductive terminals 2 downward to make the abutting portions 23 of the two conductive terminals 2 Electrically engaging with the wire 301 on the docking cable 30; in conjunction with FIG. 4 to FIG. 7, when the rotary platen 3 is turned upside down, the pressing of the two conductive terminals 2 will be released, so that the two conductive terminals 2 are The abutting portion 23 is electrically disconnected from the wire 301 on the docking cable 30.

The assembly process of the novel wire-to-board connector 10 generally includes: Two conductive terminals 2 are inserted and fixed to the upper side of the socket body 1 from the front to the front; the rotary pressure plate 3 is mounted to the upper side of the socket body 1; finally, the two metal support members 4 are respectively inserted and fixed to the socket On the body 1, the pivot 32 of the rotary platen 3 is snapped into the pivoting groove 46.

In the present embodiment, the wire 301 is preferably a multi-core structure. When the rotary platen 3 is turned down, the pressing portion 33 is pressed down to directly act on the extension 231 of the abutting portion 23 of the conductive terminal 2, and the butt portion 23 is butted. The bottom end of the segment 232 will bite the wire 301 to achieve electrical connection and fixation. When a forward external pulling force is applied to the docking cable 30, due to the direction of the force of the wire 301 and the abutting portion 232 of the abutting portion 23 The biting direction of the bottom end is reversed, and the butt joint section 232 will act like a barb, but the bite will be tighter, so that the wire 301 will be difficult to escape.

By turning the rotary platen 3 downward, the abutting portion 23 of the conductive terminal 2 can be pressed downward by the pressing portion 33 on the rotary platen 3, and the wire 301 of the mating cable 30 can be firmly achieved. The electrical and mechanical bonding facilitates the engagement of the wire 301 with the conductive terminal 2; conversely, by rotating the rotary platen 3 upward, the force of the pressing portion 33 on the rotary platen 3 against the abutting portion 23 of the conductive terminal 2 can be released. The wire 301 is easily separated from the conductive terminal 2 and easily extracted; in addition, the pivoting groove 32 on the metal platen 4 is used to correspondingly engage the pivot 32 on the rotary platen 3, so that the pivoting mechanism is more durable.

The above is only the embodiment of the present invention, and is not intended to limit the embodiments of the present invention. Those skilled in the art can make corresponding modifications or modifications in a very convenient manner according to the main idea and spirit of the present invention. Therefore, the scope of protection of this new type shall be subject to the scope of protection required by the scope of patent application.

10‧‧‧Wire-to-board connector

1‧‧‧ socket body

12‧‧‧ front surface

15‧‧‧ jack

2‧‧‧Electrical terminals

21‧‧‧ Fixed Department

22‧‧‧Weld Department

23‧‧‧Docking Department

3‧‧‧Rotary platen

31‧‧‧Substrate

33‧‧‧ Pressing Department

35‧‧‧ pivot arm

4‧‧‧Metal support

46‧‧‧ pivot slot

20‧‧‧ boards

30‧‧‧Docking cable

301‧‧‧ wire

Claims (11)

A wire-to-board connector includes a socket body, a conductive terminal disposed on the socket body, and a rotating pressure plate; the socket body is provided with a socket having a forward opening for the pair of cables to be inserted therein; The conductive terminal includes a fixing portion fixed to the socket body, a soldering portion extending from the fixing portion, and a pair of connecting portions elastically engaged with the mating cable; the rotating pressing plate includes a substrate respectively disposed on the substrate a two pivots on the side and a pressing portion protruding downward from the substrate; wherein the wire-to-board connector further comprises at least one metal support fixed on the socket body, the at least one metal support Providing two pivoting slots for correspondingly accommodating the two pivots of the rotating platen; when the rotating platen is turned down, the pressing portion will press the conductive terminal downward to make the conductive terminal The mating portion is electrically connected to the mating cable. When the rotating platen is turned upside down, the pressing of the conductive terminal is released, and the abutting portion of the conductive terminal is electrically disconnected from the mating cable. The wire-to-board connector of claim 1, wherein the at least one metal support comprises two metal supports respectively disposed on opposite sides of the socket body. The wire-to-board connector of claim 2, wherein each of the metal supports comprises a base extending vertically and a fixing portion extending rearward from the base; a base portion of each of the metal supports is provided The pivoting slot that opens rearward. The wire-to-board connector of claim 3, wherein the fixing portion of each metal support comprises at least one fixed arm extending rearward, the fixed arm A plurality of fixing spurs are protruded from the upper protrusion and are correspondingly fixed to the socket body, and the pivoting groove is located above the fixing arm. The wire-to-board connector of claim 3, wherein each of the metal supports further comprises a solder leg extending laterally from a bottom end of the base. The wire-to-board connector of claim 3, wherein the front surface of the socket body is provided with two insertion grooves extending forward and backward, and the two metal support members are respectively inserted and fixed to the two insertions. Inside the slot. The wire-to-board connector of claim 6, wherein the top of the socket body is recessed with a movable receiving groove, and the two metal supporting members are respectively inserted on two outer sides of the movable receiving groove, the pivoting groove The rear opening is closed by the front wall of the socket body, and the outer side of the pivoting groove is closed by the side wall of the socket body. The wire-to-board connector according to claim 1, wherein the fixing portion of the conductive terminal is horizontally inserted and fixed to the socket body, and the abutting portion is extended and bent upward by the front end of the fixing portion. The welded portion is bent downwardly from the rear end of the fixing portion. The wire-to-board connector of claim 8, wherein the abutting portion includes an extending portion extending obliquely upward from a front end of the fixing portion and a pair of connecting portions extending obliquely downward from a top end of the extending portion The pressing portion of the rotating platen is correspondingly pressed in the extending portion, and the docking portion is for contacting the docking cable. The wire-to-board connector of claim 1, wherein the two sides of the substrate of the rotary platen are outwardly provided with a fastening portion, and the two fixing portions of the socket body are provided with two fastening grooves. . The wire-to-board connector of claim 1, wherein the front opening of the socket is a funnel shape that is wide and narrow.