CN201682103U - electrical connector - Google Patents

Abstract

The utility model discloses an electric connector, which comprises a welding end, a serial interface end, a plurality of first conductive terminals and a plurality of second conductive terminals; the serial interface end is provided with a plurality of first terminal grooves for accommodating first conductive terminals, accommodating cavities communicated with the first terminal grooves are arranged below the first terminal grooves, elastic contact parts and elastic abutting parts extend from two ends of the first conductive terminals respectively, the elastic contact parts extend into the accommodating cavities, and the accommodating cavities are communicated with the outside; the welding end is provided with an accommodating cavity for accommodating the serial interface end, the accommodating cavity is provided with second terminal grooves which are in one-to-one correspondence with the first terminal grooves and are opposite to the rear wall of the elastic abutting portion, the second terminal grooves and the elastic contact portion form an inclined angle, the second conductive terminals are accommodated in the second terminal grooves, each second conductive terminal is provided with a welding portion and a second abutting portion, the welding portions extend out of the second terminal grooves, and the second abutting portions abut against the elastic abutting portions. The electric connector saves the occupied space of the connector in a single direction, and the space utilization and distribution are more reasonable.

Description

electrical connector

technical field

The utility model relates to a connector, in particular to a space-saving electrical connector with a separate structure.

Background technique

As the operating clock of the central processing unit of the calculator is getting higher and higher, in order to improve the overall performance of the calculator, it is necessary to increase the data transmission speed of the peripheral equipment, especially the data transmission speed of standard storage media such as hard disks and optical discs. requirements. The SATA (Serial Advance Technology attachment) connector is a standard interface for connecting hard disks and external storage devices, so it must also meet the corresponding requirements.

Then, the traditional SATA connector has an integrated structure. When the docking connector of the hard disk device is plugged into the electrical connector, there is no elastic buffer space between the two, and the hard disk device is often installed in the portable electronic lamp of the notebook computer. In the product, it is easy to loose due to external factors such as shaking and moving of the electronic product, resulting in poor contact, resulting in disconnection and even damage to the hard disk device. In addition, the traditional SATA connector occupies a large space in one direction, and the distribution of space utilization is unreasonable.

Therefore, there is an urgent need for an electrical connector with a shockproof effect and reasonable space distribution.

Utility model content

The purpose of this utility model is to provide an electrical connector, including a welding terminal, a serial interface terminal, a plurality of first conductive terminals and a plurality of second conductive terminals; The first terminal groove of the terminal, a receiving cavity communicating with the first terminal groove is provided under the first terminal groove, elastic contact portions and elastic abutment portions respectively extend from both ends of the first conductive terminal, The elastic contact part extends into the storage cavity, and the storage cavity communicates with the outside; the welding end is provided with a storage cavity for accommodating the serial interface end, and the accommodating cavity is facing the elastic resistance The rear wall of the connecting portion is provided with second terminal slots corresponding to the first terminal slots one by one, the second terminal slots form an oblique angle with the elastic contact portion, and the second conductive terminals are accommodated in the In the second terminal groove, the second conductive terminal has a welding portion and a second abutting portion, the welding portion protrudes from the second terminal groove, and the second abutting portion is in contact with the elastic abutting portion .

Compared with the prior art, the electrical connector of the utility model is a separate structure, including a welding end and a serial interface end, and its first conductive terminal has an elastic abutment part, which is electrically connected with the second conductive terminal at the same time. The soldering end and the serial interface end act as an elastic support, providing an elastic buffer space to achieve the effect of shock resistance, thereby ensuring the normal transmission of signals; in addition, the second terminal slot forms an inclined angle with the elastic contact portion, and also That is to say, the second conductive terminal accommodated in the second terminal slot and the elastic contact part form an oblique angle, but not on the same straight line, which saves the space occupied by the connector in a single direction, and makes the space utilization and distribution more reasonable.

The utility model will become clearer through the following description in conjunction with the accompanying drawings, which are used to explain the embodiments of the utility model.

Description of drawings

Fig. 1 is a perspective view of the structure of the electrical connector of the present invention connected to a printed circuit board.

FIG. 2 is a schematic cross-sectional view of the electrical connector of the present invention.

FIG. 3 is a three-dimensional exploded view of an angle after the electrical connector shown in FIG. 1 is connected to the printed circuit board.

FIG. 4 is an exploded perspective view from another angle after the electrical connector shown in FIG. 1 is connected to the printed circuit board.

Fig. 5 is a perspective structural view of the serial interface end of the electrical connector of the present invention.

FIG. 6 is a structural perspective view of another angle of the serial interface end of the electrical connector of the present invention.

FIG. 7 is a structural perspective view of an angle of the welding end of the electrical connector of the present invention.

FIG. 8 is a structural perspective view of another angle of the welding end of the electrical connector of the present invention.

FIG. 9 is a perspective view of the structure of the fork shown in FIG. 1 at an angle.

Fig. 10 is a structural perspective view of another angle of the fork shown in Fig. 1 .

FIG. 11 is a structural diagram of the first conductive terminal of the electrical connector of the present invention.

FIG. 12 is a structural diagram of the second conductive terminal of the electrical connector of the present invention.

Electrical connector 100 Serial interface port 10

First terminal slot 11 Storage cavity 12

Buffer hole 13 guide post 14

First plug 15 First slot 16

Welding end 20 Accommodating cavity 21

Second terminal slot 22 Second slot 23

Second plug 24 Flange 25

Carding cavity 26 The first card hole 27

Card slot 28 Positioning post 29

First Conductive Terminal 30 Base 31

Elastic touch part 32 Elastic contact part 33

Elastic part 331 First contact part 332

Second conductive terminal 40 Welding part 41

The second abutment part 42 Fork piece 200

Fork base 210 Spring leg 220

Clip 230 Boss 240

Printed circuit board 300 Second card hole 310

Positioning hole 320 Welding hole 330

Detailed ways

Figure 1 shows an embodiment of the utility model electrical connector, referring to Figure 1 to Figure 4, the electrical connector 100 includes a serial interface end 10, a welding end 20, a number of first conductive terminals 30 and a number of second conductive terminals Terminal 40. One end of the soldering end 20 is connected to the serial interface end 10 , and the other end is connected to the printed circuit board 300 through the fork 200 .

5 to 6, the serial interface port 10 is roughly in the shape of a cuboid, on which are provided a number of first terminal slots 11, and below the first terminal slots 11 is provided with a receiving chamber 12 communicating with the first terminal slots 11, the first A buffer hole 13 communicating with the first terminal slot 11 is provided above the terminal slot 11 , and the buffer hole 13 communicates with the outside. The both sides of serial interface end 10 are respectively extended with guide post 14, and the rear portion of serial interface end 10 is provided with first plug-in block 15, first slot 16, and in the present embodiment, the quantity of first plug-in block 15 is Four of them are respectively arranged on two sides of the serial interface port 10 and two sides of the first slot 16 .

7 and 8, the soldering end 20 is provided with an accommodating cavity 21 for accommodating the serial interface terminal 10, and the rear wall of the accommodating cavity 21 is provided with a number of second terminal slots corresponding to the first terminal slots 11 one-to-one. 22, and the direction of the second terminal groove 22 is perpendicular to the printed circuit board 200; the rear wall of the accommodating cavity 21 is also provided with a second slot 23 that matches the first plug 15 and a second slot that matches the first slot 16 The second plug 24; the two sides of the welding end 20 are also provided with a flange 25, the flange 25 is provided with a locking cavity 26, and the locking cavity 26 is provided with a first locking hole 27 and a locking groove 28; the welding end 20 Two positioning columns 29 are provided at the bottom.

Two ends of the printed circuit board 300 are provided with second locking holes 310 corresponding to the locking cavity 26 . The printed circuit board 300 is also provided with a positioning hole 320 and a plurality of soldering holes 330 .

Referring to FIGS. 9 to 10 , the fork 200 includes a fork base 210 and two spring legs 220 fixedly connected to the fork base 210 . A clip bar 230 extends from one side of the fork base 210 , and a boss 240 extends from the surface of the fork base 210 .

Referring to FIG. 11 , the first conductive terminal 30 includes a base portion 31 , an elastic contact portion 32 and an elastic contact portion 33 . The elastic contact portion 32 and the elastic contact portion 33 are integrally connected to two ends of the base portion 31 respectively. The elastic abutting portion 33 includes an elastic portion 331 and a first abutting portion 332 , the first abutting portion 322 is perpendicular to the elastic contact portion 32 . Referring to FIG. 12 , the second conductive terminal 40 has a welding portion 41 and a second abutting portion 42 integrally formed with the welding portion 41 .

When installing, first insert the second conductive terminal 40 into the second terminal groove 22 of the main body 21 of the welding end, so that the second abutting portion 42 extends into the accommodating cavity 21, and the welding portion 41 extends out of the second terminal groove 21. Two terminal grooves 212; then insert the first conductive terminal 30 into the first terminal groove 11 of the serial interface terminal 10, and set the serial interface terminal 10 in the accommodation cavity 21 of the welding terminal 20 from top to bottom Let the first plug 15 be inserted into the corresponding second slot 23, the second plug 24 is clamped in the first slot 16, and the guide column 14 is abutted against the side wall of the accommodating cavity 21, thus , the first contact portion 332 of the elastic contact portion 33 is in contact with the second contact portion 42 of the second conductive terminal 40, and the elastic contact portion 32 of the first conductive terminal 30 is perpendicular to the second terminal groove 22, that is, the second The angle of inclination formed by the two terminal slots 22 and the elastic contact portion 32 is 90 degrees; then the printed circuit board 300 is connected to the welding end 20 through the fork piece 200, so that the clamping strip 230 and the boss 240 of the fork piece 200 are clamped respectively In the first clamping hole 27 and the clamping groove 28 of the clamping cavity 26, the spring leg 220 of the fork piece 200 is inserted into the second clamping hole 310. At this time, the positioning column 29 is just inserted into the positioning hole In 320 , the soldering portion 41 of the second conductive terminal 40 extends into the soldering hole 330 of the printed circuit board 300 .

When using the electrical connector 100 of the present utility model, the hard disk docking connector is inserted into the receiving cavity 12, and the conductive terminals on the docking connector are pressed against the corresponding first conductive terminals 30, so that the elastic contact portion 32 of the first conductive terminal 30 Bend upwards and extend into the buffer hole 13 . The signal is transmitted to related circuit devices on the printed circuit board 300 through the first conductive terminal 30 and the second conductive terminal 40 .

The electric connector 100 of the utility model is a separate structure, including a serial interface terminal 10 and a welding terminal 20, and its first conductive terminal 30 has an elastic abutting portion 33, which is electrically connected to the second conductive terminal 40 and welded at the same time. The elastic support function between the terminal 20 and the serial interface terminal 10 provides an elastic buffer space to achieve the effect of shockproof, thereby ensuring the normal transmission of signals; in addition, the second terminal groove 22 and the elastic contact part 32 form an inclined angle, also That is to say, the second conductive terminal 40 accommodated in the second terminal groove 22 forms an oblique angle with the elastic contact portion 32 instead of being on the same straight line, which saves the space occupied by the connector in a single direction and makes the space utilization distribution more reasonable .

The utility model has been described above in conjunction with the best embodiments, but the utility model is not limited to the above disclosed embodiments, but should cover various modifications and equivalent combinations based on the essence of the embodiments.

Claims (6)

1. An electrical connector, characterized in that: it includes a welding terminal, a serial interface terminal, a plurality of first conductive terminals and a plurality of second conductive terminals; The serial interface end is provided with a plurality of first terminal slots for accommodating the first conductive terminals, and a receiving cavity communicating with the first terminal slots is provided below the first terminal slots. The two ends of the terminal are respectively extended with elastic contact parts and elastic contact parts, the elastic contact parts extend into the storage cavity, and the storage cavity communicates with the outside; The welding end is provided with an accommodating cavity for accommodating the serial interface end, and the accommodating cavity is provided with a second terminal corresponding to the first terminal slot one-to-one on the rear wall of the elastic abutting portion. groove, the second terminal groove and the elastic contact portion form an oblique angle, the second conductive terminal is accommodated in the second terminal groove, and the second conductive terminal has a welding portion and a second abutting portion , the welding portion protrudes from the second terminal groove, and the second abutting portion is in contact with the elastic abutting portion. 2. The electrical connector according to claim 1, wherein the inclination angle is 90 degrees. 3. The electrical connector according to claim 1, wherein the elastic contact portion comprises an elastic portion and a first contact portion, the elastic contact portion is perpendicular to the first contact portion, the The second abutting portion is in contact with the first abutting portion. 4. The electrical connector according to claim 1, wherein a buffer hole is correspondingly provided above each of the first terminal slots, one end of the buffer hole communicates with the first terminal slot, and the other end of the buffer hole is connected to the first terminal slot. One end communicates with the outside. 5. The electrical connector according to claim 1, wherein a first plug and a first slot extend from the rear of the serial port, and a second slot extends from the rear wall of the accommodating cavity. Two inserting blocks and a second slot are opened, the first inserting block is inserted into the second slot, and the second inserting block is clamped in the second slot. 6 . The electrical connector according to claim 1 , wherein guide columns are respectively extended on both sides of the serial interface end, and the guide columns abut against side walls of the accommodating cavity. 7 .

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