CN2409640Y - Tier electric connector - Google Patents

Abstract

The utility model relates to a tier electric connector. The utility model comprises a metal shell body, a main body of a connector, a first conductive terminal group, a second conductive terminal group, earth terminals and a positioning seat, wherein, the metal shell body is wrapped on the outside of the main body of a connector, a plurality of insulators are tiered to form the main body of a connector, and a large amount of terminal channels are arranged in the main body of a connector; extending terminals of the first conductive terminal group contained in an upper layer of insulators are connected with the corresponding second conductive terminal group. The utility model is characterized in that the extending terminals are arranged in a bending way, and external connection terminals of the second conductive terminal group are connected with the extending terminals through horizontal parts; at the same time, the earth terminals can be shared by the insulators.

Description

Stackable Electrical Connectors

The utility model relates to a stacked electrical connector, in particular to a stacked electrical connector using detachable conductive terminals.

Due to the miniaturization of various electrical components and more and more requirements for their functions, the electrical connector needs to reduce the area occupied by the circuit board without reducing the function. Therefore, the electrical connectors used in the market now Connectors mostly adopt a stacked structure to achieve the above purpose. Related prior art such as China Taiwan Patent No. 85204902 is a socket connector that can be connected to double plugs. The conductive terminals on the upper layer are integrated, including horizontal parts and vertical parts, while the vertical part is longer and can be connected to the printed circuit board. circuit board. Since the terminal length of the upper layer connector is relatively long, it is easy to cause insufficient strength of the terminal, and the horizontal part is also difficult to install and position, so that the effect of electrical signal transmission is not ideal. Moreover, since the uppermost electrical connector needs longer terminals, and the longer terminals require a relatively large stamping and forming equipment to manufacture, the cost increases.

The purpose of the utility model is to provide a stackable electrical connector using detachable conductive terminals. Through the two-piece separation design of the conductive terminals, it not only facilitates installation and positioning, but also achieves better electrical signal transmission, and reduces assembly. and manufacturing time and cost.

The utility model is achieved in the following way: a stacked electrical connector includes a metal shell, a connector body, a first conductive terminal group, a second conductive terminal group, a grounding terminal and a positioning seat, and the aforementioned metal shell covers the connection Outside the body of the device to achieve a better shielding effect. The connector body is composed of a plurality of stacked insulators, and a corresponding terminal channel is opened therein for accommodating the first conductive terminal group and the grounding terminal. In addition, the extension terminals of the first conductive terminal group assembled in the upper insulator are connected to the corresponding second conductive terminal group, wherein the extension terminals are bent and are integrally connected to the conductive plate group of the first conductive terminal group, while the external The terminal includes a horizontal part and a vertical part, the horizontal part is used to connect with the corresponding extension terminal, and the vertical part is accommodated in a large number of terminal vertical channels provided by the positioning seat.

Due to the adoption of the above solution, the manufacturing equipment cost of the terminal is easy to be lower, and it has a better grounding effect.

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Fig. 1 is a three-dimensional exploded view of the stackable electrical connector of the present invention.

Fig. 2 is an enlarged view of each insulator of the stacked electrical connector of the present invention.

3 is a schematic diagram of the assembly of each insulator and the positioning seat of the stacked electrical connector of the present invention.

4 is a perspective view of the first and second conductive terminal groups and the grounding terminal of the stacked electrical connector of the present invention.

Fig. 5 is a three-dimensional assembly view of the stackable electrical connector of the present invention.

Please refer to FIG. 1 , the stackable electrical connector of the present invention includes a metal shell 1 , a connector body 2 , a first conductive terminal group 3 , a ground terminal 4 , a second conductive terminal group 5 and a positioning seat 6 . Please refer to Fig. 2, the connector body 2 is composed of the first insulator 21, the second insulator 22 and the third insulator 23 stacked on the bottom layer, wherein the upper part of the third insulator 23 has a dovetail groove 231, and the lower part corresponds to the second insulator. The dovetail groove 221 provided on the top of the insulator 22 is provided with a dovetail portion 232 , and the second insulator 22 and the third insulator 23 are stably positioned by the dovetail portion 232 engaging with the dovetail groove 221 . In addition, a dovetail portion 222 is provided on the lower part of the second insulator 22 to engage with the dovetail groove 211 on the upper part of the first insulator 21 to position the two. Moreover, the rear ends of the second insulator 22 and the third insulator 23 can be assembled with inserts 224 and 234, the two sides of the front ends of the inserts 224 and 234 protrude with guide posts 228 and 238, and the second insulator 22 and The third insulator 23 is respectively provided with two guide grooves 227 and 237 corresponding to the positions of the guide posts 228 and 238, which can accommodate the above-mentioned guide posts 228 and 238, so that the inserts 224 and 234 are firmly combined with the insulators 22 and 23 respectively. . The middle parts of the first insulator 21, the second insulator 22 and the third insulator 23 and the insert parts 224 and 234 are provided with elongated slots 213, 223, 233 and insertion slots 2241 and 2341 in the middle part near the connector body 3 for receiving and holding An integrated ground terminal 4 . In addition, two through holes 226 are defined on the insert 224 of the second insulator 22 , which can be buckled and positioned with the buckling portion 61 provided on the positioning seat 6 (please refer to FIG. 3 ). Furthermore, the insulating bodies 22, 23 and the inserts 224, 234 can have the same shape, which can reduce the manufacturing cost and improve the convenience of automatic assembly.

Please refer to FIG. 4, the second conductive terminal group 5 includes a second external terminal 52 and a third external terminal 53, which respectively have horizontal parts 521, 531 and vertical parts 522 and 532, and the existing right-angle terminals can be used. No special manufacturing equipment is required. The first conductive terminal group 3 is accommodated in a large number of terminal channels (not shown) provided in the aforementioned connector body 2, which includes a first conductive plate group 31, a second conductive plate group 32 and a third conductive plate group 33 Each conductive plate group 31, 32, 33 is composed of four conductive plates, and each conductive plate group is integrally provided with an extension terminal, including a first extension terminal 311, a second extension terminal 312 and a third extension terminal 313, wherein The first extension terminal 311 is in an upright structure to be electrically connected to the printed circuit board, while the second extension terminal 312 and the third extension terminal 313 are arranged in a bend, and are integrally provided with clamping portions formed by bending. 3121 and 3131, to clamp the horizontal parts 521, 531 of the connected second and third external terminals 52, 53, and the clamping parts 3121 and 3131 have guide surfaces 3122 and 3132 respectively, so as to facilitate the above-mentioned horizontal parts 521 and Insertion of 531. The ground terminal 4 is integrally formed and shared by the insulators 21, 22, 23 of the connector body 2. It includes three parallel butt ends 41, connection ends 42 and ground ends 43. The three butt ends 41 are respectively accommodated In the terminal channel (not shown) in the insulating body 21, 22, 23, its front part is tilted to ensure a good grounding effect; the connecting end 42 of the grounding terminal 4 is aligned with the vertical part 522 of the second external terminal 52 , and the ground terminal 43 is used to electrically connect with the ground path of the printed circuit board (not shown).

Please continue to refer to FIG. 1 and refer to FIG. 3 together. The positioning seat 6 includes a vertical wall 62 and a receiving plate 63 extending forward from a lower position of the vertical wall 62 . The bottom of the receiving plate 63 is provided with a raised portion 631 . The vertical wall 62 is arranged in a step shape, and gradually increases along the second step 622 and the third step 623 . Moreover, the receiving plate 63 can be forwardly assembled to the buckle groove 214 provided at the bottom of the first insulator 21 , and can be buckled by the buckle parts 61 on both sides of the second step 622 and the through hole 26 of the insert 224 , so as to achieve the fixation between the positioning seat 6 and the connector body 2 . A guide hole 64 is defined at a rear end of the receiving plate 63 for accommodating the first extension terminal 311 in the first insulator 21 . A vertical slot 6221 is defined in the middle of the second step 622 for accommodating and holding the connecting end 42 and the grounding end 43 of the grounding terminal 4 . The buckling portions 61 disposed on both sides of the second step 622 protrude from the second step 622 , and the protruding portion is engaged into the through hole 226 opened by the inserting part 224 of the second insulator 22 . The vertical portion 522 of the second external terminal 52 is received in the corresponding vertical channel 625 of the second step 622 . After the third insulator 23 is joined with the dovetail groove 221 of the second insulator 22 by means of the dovetail portion 232 , its insert 224 abuts against the wall surface of the third step 623 of the vertical wall 62 , while the vertical portion of the third external terminal 53 532 passes through the groove 25 provided by the insert 224 at the rear of the second insulator 22 and is accommodated in the corresponding vertical channel 626 on the third step 623 .

Please refer to Fig. 1 and Fig. 5, the front part of the metal shell 1 has openings 11, 12, 13, so that the protruding parts 215, 225, 235 arranged on the front parts of each insulator for docking with the mating plug (not shown) stretch out, the metal shell 1 covers the combined body 2 and the positioning seat 6, and the first conductive terminal group 3, the ground terminal 4 and the second conductive terminal group 5 are accommodated in the body 2 and the positioning seat 6, through The cladding of the metal shell 1 achieves a better shielding effect.

Claims (10)

1. A stacked electrical connector, comprising a connector body formed by stacking a number of insulators, a first conductive terminal group and a second conductive terminal group respectively arranged in the insulator, a grounding terminal and a positioning terminal combined with the connector body It is composed of a seat, and it is characterized in that: the first conductive terminal group includes a conductive plate group accommodated in the aforementioned terminal channel and an extension terminal integrated with the conductive plate group, and the second conductive terminal group includes several external terminals, which are accommodated in the bottom insulator The extension terminals on the first conductive terminal group are arranged upright, the extension terminals on the first conductive terminal group accommodated in the upper insulator are curved, and the external terminals of the second conductive terminal group include horizontal parts and vertical parts, The extended terminal bent and connected to the horizontal portion of the external terminal. 2. The stackable electrical connector according to claim 1, wherein the grounding terminal is integrally provided with butt ends corresponding to the number of insulators to be respectively inserted into the insulators, and each of the aforesaid butt ends is connected by a connecting end . 3 . The stackable electrical connector as claimed in claim 2 , wherein at least one of the insulators on the upper layer is connected to an insert at a rear end. 4 . 4. The stackable electrical connector according to claim 3, characterized in that: the insert is further provided with a through hole, and the positioning seat is provided with a buckle corresponding to the position of the through hole, so that the positioning seat is positioned on the connection device body. 5 . The stackable electrical connector as claimed in claim 4 , wherein the insert further comprises a guiding column protruding from two sides of the front end thereof, and the insulator is provided with a guiding groove corresponding to the guiding column. 6 . 6 . The stackable electrical connector according to claim 5 , wherein the bottom of the insulator on the lowest layer is provided with a buckle slot, and the corresponding buckle slot of the positioning seat is extended with a receiving plate. 6 . 7. The stackable electrical connector according to claim 1, characterized in that: the horizontal part of the external terminal is firmly clamped by the elastic force generated by the elastic deformation of the clamping part bent by the extension terminal, and the vertical part is clamped firmly by A large number of vertical channels of the positioning seat are connected to the printed circuit board. 8. The stacked electrical connector according to claim 1, characterized in that: the upper part of the upper insulator is provided with a dovetail groove, while the lower part is provided with a dovetail part, and the upper part of the lowermost insulator is provided with a dovetail groove. The dovetail slot on the upper part and the dovetail part on the lower part are engaged with each other for positioning. 9. The stackable electrical connector as claimed in claim 7, wherein the positioning base comprises a vertical wall and a receiving plate extending forward from the vertical wall, and the vertical wall comprises a plurality of steps. 10. The stackable electrical connector as claimed in claim 9, wherein the step corresponding to the upper insulator is provided with a vertical slot and a vertical channel for receiving and holding the vertical part of the grounding terminal and the external terminal.

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