Electrical connector and its assembly

Electric connector and its combination

This creation relates to an electrical connection device, especially an electrical connector and a combination thereof that can establish an electrical connection between two electronic components.

Electrical connectors are widely used in the electronic field. They are used between components and components, components and components, and systems and systems in electronic equipment. Electrical connection and signal transmission are the basic components necessary to form a complete system.

SAS (Serial Attached SCSI, Serial Attached SCSI) is a SCSI (Small Computer System Interface) based on serial technology, which has the advantages of general serial technology for high-speed signal transmission. In addition, it has another significant advantage to provide compatibility with SATA (Serial Advanced Technology Attachment). In other words, if the computer system supports both SAS and SATA protocols, the SATA plug connector can be directly connected to the SAS socket connector. In this way, system manufacturers can integrate SATA and SAS devices together, which can greatly reduce manufacturing and operating costs compared to two independent SATA and SAS devices.

The SAS receptacle connector and the SATA receptacle connector have roughly the same configuration. The difference is that the SATA receptacle connector has two receiving cavities, while the SAS receptacle connector combines the two receiving cavities to form a larger receiving cavity. In addition, compared with the SATA socket connector, the SAS socket connector is provided with two sets of conductive terminals on the first side wall, and a third set of conductive terminals is added on the second side wall opposite to the first side wall to enhance For the stability of the server, China Patent Publication No. CN2689512Y discloses the structure of such a SAS socket connector. However, the SAS socket connector of this structure is not suitable for the interface of the 1.8-inch hard drive, nor can it be connected to the SATA plug connector of the 1.8-inch hard drive.

In view of this, it is indeed necessary to provide an improved electrical connector to overcome the aforementioned shortcomings of the electrical connector.

One of the purposes of this creation is to provide an electrical connector, which is applied to the hard disk interface, which can not only improve the stability of the server, but also can be docked with the SATA plug connector of the corresponding specification.

The second purpose of this creation is to provide a docking electrical connector that can be applied to the hard disk interface in cooperation with the aforementioned electrical connector, thereby improving the stability of the server.

The third purpose of this creation is to provide an electrical connector assembly, which is applied to the hard disk interface to improve the stability of the server.

In order to achieve one of the above objectives, this creation adopts the following technical solutions: an electrical connector, which includes a longitudinally long first insulating body and a plurality of conductive terminals accommodated in the first insulating body, and continuous The first insulating body further includes a base, a first side wall, and a second side wall. The first side wall and the second side wall extend from the base and are located on opposite sides of the receiving groove. The first side wall has a first The docking portion, the second docking portion and the third docking portion, a first groove is provided between the first docking portion and the second docking portion, and a second groove is provided between the second docking portion and the third docking portion. The second side wall is provided with a fourth butting portion.

In order to achieve the second objective above, this creation adopts the following technical solutions: a butting electrical connector, which includes: a longitudinally long second insulating body and a plurality of butting terminals housed in the second insulating body, the second insulating body including a base and a self A tongue plate extending from one side of the seat body. The tongue plate has a first surface and a second surface opposite to each other. The first surface has a first joint part, a second joint part, and a third joint part. A first convex part is arranged between the two joint parts, a second convex part is arranged between the second joint part and the third joint part, and a fourth joint part is arranged on the aforementioned second surface.

In order to achieve the third objective above, this creation adopts the following technical solutions: an electrical connector assembly, which includes: an electrical connector, which includes a longitudinally long first insulating body and a plurality of conductive terminals accommodated in the first insulating body, along the first insulating body. The insulating body is provided with a continuous receiving groove in the longitudinal direction. The first insulating body further includes a base and opposite first and second side walls. The first and second side walls extend from the base and are located in the longitudinal direction of the receiving groove. On opposite sides of the direction, the first side wall has a first butting portion, a second butting portion, and a third butting portion. A first groove is provided between the first butting portion and the second A second groove is provided between the three mating parts, and the aforementioned second side wall is provided with a fourth mating part; and a mating electrical connector, which includes a longitudinally long second insulating body and a plurality of mating terminals accommodated in the second insulating body. The two insulating bodies include a seat body and a tongue plate extending from one side of the seat body. The tongue plate has a first surface and a second surface opposite to each other. The first surface has a first joint, a second joint, and a third joint Part, a first convex part is provided between the first joint part and the second joint part, a second convex part is provided between the second joint part and the third joint part, and a fourth joint part is provided on the aforementioned second surface; wherein When the aforementioned two electrical connectors are mated, the tongue of the second insulating body is inserted into the receiving groove of the first insulating body, and the first convex portion and the second convex portion slide into the first groove and the second concave respectively. Groove, the conductive terminals provided in the first, second, third, and fourth mating parts are connected to the conductive terminals of the first, second, third, and fourth mating parts, respectively The butting terminals are in contact with each other to form an electrical connection.

Compared with the prior art, the first insulating body of the electrical connector of this invention is provided with a fourth mating part, and the second insulating body of the mating electrical connector is provided with a fourth joint. The cooperation of the two electrical connectors can improve the stability of the system, and The first insulating body is also provided with a first groove and a second groove, so that the electrical connector can be connected to a SATA plug connector for a hard disk.

Please refer to the first, second and third diagrams. An electrical connector assembly 1 is applied to the interface of a 1.8-inch hard disk. The electrical connector assembly 1 includes an electrical connector 2 and a mating electrical connector that matches it. Connector 3.

Please refer to the fourth and fifth figures. The electrical connector 2 includes a longitudinally long first insulating body 21 and a plurality of conductive terminals 22 received in the first insulating body 21. The conductive terminals 22 include a first mating portion 2131 and a first mating portion, respectively. The first conductive terminal 221 and the fourth conductive terminal 224 of the four mating parts 2141 for transmitting signals, and the second conductive terminal 222 and the third conductive terminal 222 and the third conductive terminal respectively received in the second mating part 2132 and the third mating part 2133 for transmitting electric energy Terminal 223, the added fourth conductive terminal 224 has a contact portion 2241 protruding from the terminal slot 2142, a holding portion 2242 fixed to the first insulating body 21, and a welding portion 2243 welded to the circuit board; the longitudinal direction of the first insulating body 21 A continuous receiving groove 211 is provided. The first insulating body 21 further includes a base 212 and opposite first and second side walls 213 and 214. The first and second side walls 213 and 214 extend from the base 212 and are located in the receiving area. On opposite sides of the groove 211, the aforementioned first side wall 213 has a first docking portion 2131, a second docking portion 2132, and a third docking portion 2133. A first groove is provided between the first docking portion 2131 and the second docking portion 2132. 2134. A second groove 2135 is provided between the second mating portion 2132 and the third mating portion 2133, and the aforementioned second side wall 214 is provided with a fourth mating portion 2141, which protrudes outward from its outer surface. A plurality of terminal slots 2142 for accommodating the fourth conductive terminals 224 are provided therein, and the arrangement of the terminal slots 2142 can prevent the fourth conductive terminals 224 provided therein from deforming during long-term use. The fourth mating portion 2141 further includes a first transmission portion 2143 and a second transmission portion 2144 respectively provided with a plurality of fourth conductive terminals 224, and the first transmission portion 2143 and the second transmission portion 2144 are respectively connected to the first groove 2134 and the first groove 2134 and the second transmission portion 2144. The two grooves 2135 face each other.

Please refer to Figure 6, the butt electrical connector 3, which includes a longitudinally long second insulating body 31 and a plurality of butt terminals 32 received in the second insulating body 31, the butt terminals 32 include a first joint 3131 and a fourth respectively received The first mating terminal 321 and the fourth mating terminal 324 of the joint part 3141 for transmitting signals, and the second mating terminal 322 and the third mating terminal respectively received in the second joint part 3132 and the third joint part 3133 for transmitting electric energy 323. The added fourth mating terminal 324 has a mating contact portion 3241 protruding from the second surface 314, a butt holding portion 3242 fixed to the second insulating body 31, and a butt welding portion 3243 soldered to the circuit board. The second insulating body 31 includes a seat body 311 and a tongue plate 312 extending from one side of the seat body 311. The tongue plate 312 has a first surface 313 and a second surface 314 opposite to each other. The first surface 313 has a first joint portion 3131, the second joint part 3132 and the third joint part 3133, a first convex part 3134 is provided between the first joint part 3131 and the second joint part 3132, and a first convex part 3134 is provided between the second joint part 3132 and the third joint part 3133 The second convex portion 3135, the aforementioned second surface 314 is provided with a fourth joining portion 3141, and the fourth joining portion 3141 includes a first conductive region 3143 and a second conductive region 3144 respectively provided with a plurality of fourth mating terminals 324, and A conductive region 3143 and a second conductive region 3144 are opposite to the first convex portion 3134 and the second convex portion 3135, respectively.

The width of the first groove 2134 along the longitudinal direction of the first insulating body 21 is greater than the distance between two adjacent fourth conductive terminals 224 in the first transmission portion 2143, and the second groove 2135 is longitudinally along the first insulating body 21 The width of the direction is greater than the distance between two adjacent fourth conductive terminals 224 in the second transmission portion 2144. The width of the first protrusion 3134 along the longitudinal direction of the second insulating body 31 is greater than the distance between two adjacent fourth mating terminals 324 in the first conductive region 3143, and the second protrusion 3135 is longitudinally along the second insulating body 31 The width of the direction is greater than the distance between two adjacent fourth mating terminals 324 in the second conductive region 3144, and the widths of the first groove 2134 and the second groove 2135 are the same as those of the first convex portion 3134 and the second convex portion, respectively. The width of 3135 matches. The depth of the first groove 2134 and the second groove 2135 perpendicular to the longitudinal direction of the first insulating body 21 is equal to the depth of the receiving groove 211, and the aforementioned first convex portion 3134 and the second convex portion 3135 are perpendicular to the second insulating body 31 The depth in the longitudinal direction is equal to the depth of the tongue plate 312.

When the aforementioned two electrical connectors are mated, the tongue 312 of the second insulating body 31 is inserted into the receiving groove 211 of the first insulating body 21, and the first convex portion 3134 and the second convex portion 3135 respectively slide into the first concave The groove 2134 and the second groove 2135 can play a role of guiding and foolproof, and the first transmission portion 2143 and the second transmission portion 2144 are opposite to the first conduction area 3143 and the second conduction area 3144, respectively. In this way, the conductive terminals 22 provided in the first mating portion 2131, the second mating portion 2132, the third mating portion 2133, and the fourth mating portion 2141 are respectively connected to the first junction portion 3131, the second junction portion 3132, and the third junction portion 2141. The portion 3133 and the mating terminal 32 of the fourth joint portion 3141 are in contact with each other to form an electrical connection.

The electrical connector 2 is fixed to the circuit board by the first fasteners 41 provided at both ends of the first insulating body 21 in the longitudinal direction, and the mating electrical connector 3 is fixed to the circuit board by the second fasteners 51 provided at both ends of the second insulating body 31 in the longitudinal direction. Fixed to the corresponding circuit board.

In summary, this creation meets the requirements for a new patent, and Yan filed a patent application in accordance with the law. However, the above are only the preferred embodiments of this creation, and the scope of this creation is not limited to the above embodiments. Anyone who is familiar with the techniques of this case makes equivalent modifications or changes based on the spirit of this creation. Should be covered in the scope of the following patent applications.

<p>Electric connector combination1</p><p>Electric connector2</p><p>The first insulating body21</p><p>Containment trough211</p><p>Base 212</p><p>First side wall 213</p><p>The first docking part 2131</p><p>The second docking part 2132</p><p>The third docking part 2133</p><p>The first groove2134</p><p>Second groove 2135</p><p>Second side wall 214</p><p>Fourth docking part 2141</p><p>Terminal slot2142</p><p>The first transmission part 2143</p><p>Second Transmission Section 2144</p><p>Conductive terminal22</p><p>The first conductive terminal221</p><p>Second conductive terminal222</p><p>Third conductive terminal223</p><p>Fourth conductive terminal224</p><p>Contact Department2241</p><p>Holding Department2242</p><p>Welding Department2243</p><p>Butt electrical connector3</p><p>Second insulating body31</p><p>Seat 311</p><p>Tongue Plate312</p><p>First surface 313</p><p>The first joint 3131</p><p>Second joint 3132</p><p>The third joint 3133</p><p>The first convex part 3134</p><p>Second convex 3135</p><p>Second surface 314</p><p>Fourth joint 3141</p><p>The first conduction zone 3143</p><p>Second conduction zone 3144</p><p>Docking terminal32</p><p>The first docking terminal 321</p><p>Second docking terminal322</p><p>Third docking terminal 323</p><p>Fourth docking terminal 324</p><p>Butt contact 3241</p><p>Docking and holding part3242</p><p>Butt welding part3243</p><p>First card firmware41</p><p>Second card firmware51</p>

The first picture is a three-dimensional view of the mating state of the creative electrical connector assembly.

The second figure is a perspective view of the separated state of the electrical connector assembly in the first figure.

The third figure is a three-dimensional exploded view of the electrical connector assembly of the first figure from another perspective.

The fourth figure is a three-dimensional exploded view of the electrical connector in the electrical connector assembly of the first figure.

Figure 5 is an I-I cross-sectional view of the electrical connector in the electrical connector assembly in Figure 1.

The sixth figure is a three-dimensional exploded view of the mating electrical connector in the electrical connector assembly of the first figure.