CN204858056U - socket electronic connector - Google Patents

Abstract

The utility model discloses a socket electron connector, including metal shielding shell and terminal subassembly unit, terminal subassembly unit is located in the metal shielding shell, terminal subassembly unit includes terminal module, lower terminal module and shielding piece module, it includes insulating plastic body and goes up the terminal row to go up terminal module, terminal module is including down insulating plastic body and lower terminal row down, shielding piece module is including insulating plastic body of shielding piece and shielding piece, it all includes a plurality of PIN terminals with lower terminal row to go up the terminal row, including ground connection PIN terminal, VBUSPIN terminal and signal PIN terminal, ground connection PIN terminal and the VBUS PIN terminal of going up the terminal row switch on with the shielding piece respectively, the ground connection PIN terminal and the VBUS PIN terminal of terminal row also switch on with the shielding piece respectively down. The utility model discloses the machine that the extensible made new advances to satisfy the different designs of customer PCB LAYOUT, extend the new machine of each money, can reduce new machine development period, and reduce cost, simultaneously can make the product reach 10Gbps through 3A electric current and transmission speed again.

Description

socket electronic connector

technical field

The utility model relates to a connector, in particular to a socket electronic connector.

Background technique

With the rapid development of society, people are increasingly dependent on consumer electronic products, and the USB2.0 and USB3.0 interfaces on electronic products are far from meeting the development of consumer electronic products. USB3.1 was initiated by big companies such as Intel. The data transmission speed can be increased to 10Gbps. Compared with USB3.0 technology, the new USB technology uses a more efficient data encoding system and provides more than double the effective data throughput rate. It is fully backward compatible with existing USB connectors and cables.

USB3.1 has three connection interfaces, namely Type-A (Standard-A), Type-B (Micro-B) and Type-C. Type-C greatly reduces the physical appearance and is more suitable for short and thin hand-held devices. on the device.

Type-C has the following characteristics: a. The maximum data transmission speed reaches 10Gbit/s, which is also the standard of USB3.1; b. The size of the Type-C interface socket is about 8.3mm×2.5mm; c. The "positive and negative insertion" function that can be inserted on both sides can withstand 10,000 times of repeated plugging and unplugging; d. The standard specification cable equipped with Type-C connector can pass 3A current, and it also supports devices that exceed the existing USB power supply capacity "USBPD" can provide a maximum power of 100W.

In the existing USB3.1 connectors, the terminal shielding sheet and the terminal are designed to be integrally molded together with the terminal or the terminal is inserted into the plastic. The molding and assembly are difficult, resulting in high manufacturing costs. It is not easy for a product to be printed according to the customer's printed circuit board The layout (PCBLAYOUT) is changed to expand other extension models; for products currently on the market, when designing, the shielding sheet is designed separately from the grounding PIN and V _BUS PIN. It is difficult to meet the requirements of 3A current and transmission speed of 10Gbps.

Utility model content

In order to solve the above technical problems, the purpose of this utility model is to provide a socket electronic connector, which can extend new models to meet the different designs of customers PCBLAYOUT, extend each new model, and reduce the development cycle of new models , and reduce the cost; at the same time, the product can pass 3A current and the transmission speed can reach 10Gbps.

In order to achieve the above-mentioned technical purpose and achieve the above-mentioned technical effect, the utility model is realized through the following technical solutions: a socket electronic connector, including a metal shielding shell and a terminal assembly unit, and the terminal assembly unit is arranged in the metal shielding shell , the terminal assembly unit includes an upper terminal module, a lower terminal module arranged below the upper terminal module, and a shielding sheet module arranged between the upper terminal module and the lower terminal module, and the upper terminal module includes an upper insulating plastic body And the upper terminal block integrally formed with the upper insulating plastic body, the lower terminal module includes the lower insulating plastic body and the lower terminal block integrally formed with the lower insulating plastic body, the shielding sheet module includes the shielding sheet insulating plastic body and the shielding sheet A shielding sheet in which a piece of insulating plastic body is fitted together. Both the upper terminal block and the lower terminal block include a plurality of PIN terminals. The plurality of PIN terminals include grounding PIN terminals, V _BUS PIN terminals and signal PIN terminals. The upper terminal block The grounding PIN terminal and the V _BUS PIN terminal of the lower terminal block are respectively conducted with the shielding sheet, and the grounding PIN terminal and the V _BUS PIN terminal of the lower terminal block are also respectively conducted with the shielding sheet.

Further, each PIN terminal of the upper terminal row and the lower terminal row has a horizontal part and a vertical part respectively, and the upper and lower sides of the insulating plastic body of the shielding sheet are respectively provided with a plurality of fitting grooves, and each PIN terminal of the upper terminal row The horizontal parts of the terminals are respectively fitted into the fitting grooves on the upper side of the insulating plastic body of the shielding sheet, and the horizontal parts of each PIN terminal of the lower terminal row are respectively fitted into the fitting grooves on the lower side of the insulating plastic body of the shielding sheet. .

Further, the vertical part of each PIN terminal of the upper terminal row is respectively vertically embedded in the upper insulating plastic body, and the vertical part of each PIN terminal of the lower terminal row is respectively vertically embedded in the lower insulating plastic body.

Further, the front end of the shielding sheet is provided with a bending boss and an arched arm, the rear end of the shielding sheet is provided with a U-shaped arm, and the bending boss of the shielding sheet is respectively connected to the grounding PIN of the upper terminal row The terminal head and the grounding PIN terminal head of the lower terminal row are in contact with each other, and the arched arms of the shielding sheet are in contact with the V _BUS PIN terminal head of the upper terminal row and the V _BUS PIN terminal head of the lower terminal row respectively. The U-shaped arm of the shielding piece is in contact with the tail of the ground PIN terminal of the upper terminal row and the tail of the ground PIN terminal of the lower terminal row respectively.

Further, the rear end of the shielding sheet has two shielding grounding feet, and the rear end of the lower insulating plastic body is provided with two fixing holes, and the two shielding grounding feet of the shielding sheet are respectively fitted into the lower insulating body. In the two fixing holes of the plastic body.

Further, the metal shielding shell includes an upper metal shielding shell and a lower metal shielding shell, the upper metal shielding shell includes a top wall, two side walls and a rear wall, and the lower metal shielding shell Consists of a top, a bottom and two sides.

Further, the inner sides of the two side walls of the upper metal shielding shell are respectively provided with bending blocks, the outer sides of the two sides of the lower metal shielding shell are respectively provided with positioning holes, and the upper metal shielding shell The bent block of the housing is engaged with the positioning hole of the lower metal shielding housing.

Further, the lower ends of the two side walls of the upper metal shielding shell are respectively provided with front grounding pins and rear grounding pins, and the rear wall of the upper metal shielding shell is provided with two shell PIN pins. The inner side of the top of the shielding shell is provided with bent elastic pieces, and the outer side of the bottom of the lower metal shielding shell is provided with reinforcing ribs.

Further, the front grounding foot is provided with a positioning surface.

Further, the bottom rear side of the lower metal shielding shell is provided with a limiting edge, and the lower insulating plastic body is provided with a plastic limiting groove, and the limiting edge of the lower metal shielding shell is in contact with the plastic limiting edge. Slot positioning assembly.

The beneficial effects of the utility model are: the upper terminal module, the lower terminal module and the shielding sheet module are overlapped and combined in the utility model, and each module can be replaced, and the socket electronic connection of another structure can be extended by replacing each module. In order to meet the different designs of customers' PCBLAYOUT, each new model is extended, which can reduce the development cycle of new models and reduce production costs; at the same time, the shielding sheet is in contact with the grounding PIN terminal and the V _BUS PIN terminal respectively. By shorting the PIN, the impedance value of the product can be reduced, so that the product can pass 3A current and the transmission speed can reach 10Gbps.

Description of drawings

Fig. 1 is a three-dimensional structural schematic diagram of an embodiment of the utility model.

FIG. 2 is a schematic perspective view of another perspective of the utility model embodiment.

Fig. 3 is a schematic diagram of an exploded structure of an embodiment of the utility model.

FIG. 4 is a schematic diagram of an exploded structure of a terminal assembly unit in an embodiment of the present invention.

FIG. 5 is a schematic diagram of an exploded structure of an upper terminal module in an embodiment of the present invention.

Fig. 6 is a schematic diagram of the exploded structure of the lower terminal module in the embodiment of the present invention.

Fig. 7 is a schematic diagram of the exploded structure of the shielding sheet module in the embodiment of the present invention.

Fig. 8 is a cross-sectional view of the socket electronic connector according to the embodiment of the present invention.

FIG. 9 is another cross-sectional view of the socket electronic connector according to the embodiment of the present invention.

Detailed ways

The preferred embodiments of the utility model will be described in detail below in conjunction with the accompanying drawings, so that the advantages and characteristics of the utility model can be more easily understood by those skilled in the art, so that the protection scope of the utility model can be defined more clearly .

As shown in Figures 1 to 9, a socket electronic connector includes a metal shielding shell and a terminal assembly unit, the terminal assembly unit 3 is arranged in the metal shielding shell, and the terminal assembly unit 3 includes an upper terminal Module 30, a lower terminal module 31 arranged below the upper terminal module 30 and a shielding sheet module 32 arranged between the upper terminal module 30 and the lower terminal module 31, the upper terminal module 30 includes an upper insulating plastic body 300 and The upper terminal block 301 integrally formed with the upper insulating plastic body 300, the lower terminal module 31 includes a lower insulating plastic body 310 and the lower terminal block 311 integrally formed with the lower insulating plastic body 310, and the shielding sheet module 32 includes a shielding sheet The insulating plastic body 320 and the shielding sheet 321 integrated with the insulating plastic body 320 of the shielding sheet. Both the upper terminal row 301 and the lower terminal row 311 include a plurality of PIN terminals. In this embodiment, the number of PIN terminals in the upper terminal row 301 and the lower terminal row 311 is 12, which respectively include two grounding PIN terminals 41, two V _BUS PIN terminals 42 and eight signal PIN terminals 43 , wherein the two grounding PIN terminals 41 are respectively located on the left and right outermost sides, the grounding PIN terminal 41 and the V _BUS PIN terminal 42 of the upper terminal row 301 are respectively connected to the shielding sheet 321, and the grounding PIN terminal 41 and the V BUS PIN terminal 42 of the lower terminal row 311 and The V _BUS PIN terminals 42 are also respectively connected to the shielding sheets 321 .

Each PIN terminal of the upper terminal row 301 and the lower terminal row 311 has a horizontal part and a vertical part respectively. The upper and lower sides of the insulating plastic body 320 of the shielding sheet are respectively provided with a plurality of fitting grooves 3201. Each of the upper terminal row 301 The horizontal parts of each PIN terminal are correspondingly fitted into the fitting grooves 3201 on the upper side of the insulating plastic body 320 of the shielding sheet, and the horizontal parts of each PIN terminal of the lower terminal row 311 are respectively fitted under the insulating plastic body 320 of the shielding sheet. side fitting groove 3201. The vertical part of each PIN terminal of the upper terminal row 301 is respectively vertically embedded in the upper insulating plastic body 300 . The vertical part of each PIN terminal of the lower terminal row 311 is respectively vertically fitted into the fitting hole 3102 of the lower insulating plastic body 310, which can ensure the positive position of the vertical part of the PIN terminal of the lower terminal row, so that the product can pass through the board smooth.

The front end of the shielding sheet 321 has three arms, the arm at the left end and the arm at the right end are respectively provided with bending bosses 3211 , and the arm at the middle is provided with an arched arm 3212 . The shielding sheet insulating plastic body 320 has a slot, and the shielding sheet 321 is inserted into the slot of the shielding sheet insulating plastic body 320 to form an integral structure with the shielding sheet insulating plastic body 320 . The bending boss 3211 of the shielding sheet 321 can be in contact with the head of the grounding PIN terminal 41 of the upper terminal row 301 and the head of the grounding PIN terminal 41 of the lower terminal row 311 respectively, and the arched arm of the shielding sheet 321 3212 is in contact with the head of the V _BUS PIN terminal 42 of the upper terminal row 301 and the head of the V _BUS PIN terminal 42 of the lower terminal row 311 respectively. The rear end of the shielding sheet 321 is provided with a U-shaped arm 3213, and the rear part of the horizontal part of the grounding PIN terminal 41 of the upper terminal block 301 and the tail part of the horizontal part of the grounding PIN terminal 41 of the lower terminal block 311 are respectively provided with an extension piece 411. The U-shaped arm 3213 of the shielding piece 321 is in contact with the extension piece 411 of the ground PIN terminal 41 of the upper terminal row 301 and the extension piece 411 of the ground PIN terminal 41 of the lower terminal row 311 respectively.

The rear end of the shielding sheet 321 also has two shielding grounding pins 3214, and the rear end of the lower insulating plastic body 310 is provided with two fixing holes 3101, and the two shielding grounding pins 3214 of the shielding sheet 321 are respectively embedded in the lower insulating plastic body 310 in the two fixing holes 3101.

The metal shielding shell includes an upper metal shielding shell 1 and a lower metal shielding shell 2, the upper metal shielding shell 1 includes a top wall 11, two side walls 12 and a rear wall 13, the lower metal shielding shell The body 2 comprises a top 21 , a bottom 22 and two sides 23 .

The inner sides of the two side walls 12 of the upper metal shielding shell 1 are respectively provided with bending blocks 121, and the outer sides of the two side parts 23 of the lower metal shielding shell 2 are respectively provided with positioning holes 231. The bending block 121 of the upper metal shielding shell 1 engages with the positioning hole 231 of the lower metal shielding shell 2 to play a fixing role.

The lower ends of the two side walls 12 of the upper metal shielding shell 1 are respectively provided with a front grounding pin 14 and a rear grounding pin 15 , and the front grounding pin 14 is provided with a positioning surface 141 . During the welding process of the product, the positioning surface 141 supports the PCB board, so that the SMT pin of the product is flat against the PCB pad, preventing the SMT pin from being soldered during the SMT welding process; two shell PINs are provided on the rear wall of the upper metal shielding shell 1 Pin 16 acts as a ground shield. The inside of the top 21 of the lower metal shielding shell 2 is provided with a bent elastic piece 24 to facilitate the assembly of the terminal assembly unit 3 and the metal shielding shell. The outer bottom of the lower metal shielding shell 2 is provided with reinforcing ribs 25 .

The bottom rear side of the lower metal shielding shell 2 is provided with a limiting edge 26, and the lower insulating plastic body 310 is provided with a plastic limiting groove 3103, and the limiting edge 26 of the lower metal shielding shell 2 is positioned and assembled with the plastic limiting groove 3103. To make the lower metal shielding shell 2 and the terminal assembly unit 3 cooperate and assemble.

In the utility model, the upper terminal module 30, the lower terminal module 31 and the shielding sheet module 32 are overlapped and combined together, each module can be replaced, and each module can be replaced to extend the socket electronic connector of another structure to meet the needs of customers. Different designs of PCBLAYOUT. For example, the number of PIN terminals of the upper terminal module 30 and the lower terminal module 31 can be changed, or the number of PIN terminals of different forms can also be changed, or, between the vertical part of each PIN terminal and the insulating plastic body, there can be an insert Type package (DIP feet), can also be soldered (SMT feet). Extending each new model can reduce the development cycle of new models and reduce production costs; at the same time, the utility model designs the shielding sheet 321 to be in contact with the grounding PIN terminal 41 and the V _BUS PIN terminal 42 respectively, and through the PIN short It can reduce the impedance value of the product, so that the product can pass 3A current and the transmission speed can reach 10Gbps.

The above descriptions are only embodiments of the present utility model, and are not intended to limit the patent scope of the present utility model. Any equivalent structure or equivalent process transformation made by using the description of the utility model and the contents of the accompanying drawings, or directly or indirectly used in other Related technical fields are all included in the patent protection scope of the present utility model in the same way.

Claims (10)

1. A socket electronic connector, characterized in that: it includes a metal shielding shell and a terminal assembly unit, the terminal assembly unit is arranged in the metal shielding shell, and the terminal assembly unit includes an upper terminal module, which is arranged on the upper The lower terminal module below the terminal module and the shielding sheet module arranged between the upper terminal module and the lower terminal module, the upper terminal module includes an upper insulating plastic body and an upper terminal block integrally formed with the upper insulating plastic body, the The lower terminal module includes a lower insulating plastic body and a lower terminal block integrally formed with the lower insulating plastic body, and the shielding sheet module includes a shielding sheet insulating plastic body and a shielding sheet integrated with the shielding sheet insulating plastic body. Both the upper terminal block and the lower terminal block include a plurality of PIN terminals, and the plurality of PIN terminals include a grounding PIN terminal, a V _BUS PIN terminal and a signal PIN terminal, and the grounding PIN terminal and the V _BUS PIN terminal of the upper terminal block are respectively connected to the shielding The shielding sheet is conducted, and the grounding PIN terminal and the V _BUS PIN terminal of the lower terminal row are also conducting with the shielding sheet respectively. 2. The socket electronic connector according to claim 1, wherein each PIN terminal of the upper terminal row and the lower terminal row has a horizontal part and a vertical part respectively, and the upper and lower sides of the insulating plastic body of the shielding sheet are respectively There are multiple fitting grooves, the horizontal part of each PIN terminal of the upper terminal row is respectively fitted into the fitting groove on the upper side of the insulating plastic body of the shielding sheet, and the horizontal part of each PIN terminal of the lower terminal row is respectively corresponding Fit into the fitting groove on the lower side of the insulating plastic body of the shielding sheet. 3. The socket electronic connector according to claim 2, characterized in that: the vertical part of each PIN terminal of the upper terminal row is respectively vertically embedded in the upper insulating plastic body, and the vertical part of each PIN terminal of the lower terminal row Parts are respectively vertically embedded in the lower insulating plastic body. 4. The socket electronic connector according to claim 1, characterized in that: the front end of the shielding sheet is provided with a bending boss and an arched arm, and the rear end of the shielding sheet is provided with a U-shaped arm, the The bending bosses of the shielding sheet are in contact with the grounding PIN terminal head of the upper terminal row and the grounding PIN terminal head of the lower terminal row respectively, and the arched arms of the shielding sheet are respectively connected with the V _BUS PIN terminal of the upper terminal row. The head is in contact with the head of the V _BUS PIN terminal of the lower terminal row, and the U-shaped arm of the shield is in contact with the tail of the ground PIN terminal of the upper terminal row and the tail of the ground PIN terminal of the lower terminal row respectively. 5. The socket electronic connector according to claim 1, characterized in that: the rear end of the shielding piece has two shielding grounding pins, and the rear end of the lower insulating plastic body is provided with two fixing holes, the The two shielding grounding pins of the shielding plate are fitted respectively in the two fixing holes of the lower insulating plastic body. 6. The socket electronic connector according to claim 1, wherein the metal shielding shell comprises an upper metal shielding shell and a lower metal shielding shell, and the upper metal shielding shell comprises a top wall, two A side wall and a rear wall, the lower metal shielding shell includes a top, a bottom and two sides. 7. The socket electronic connector according to claim 6, characterized in that: the inner sides of the two side walls of the upper metal shielding shell are respectively provided with bending blocks, and the two sides of the lower metal shielding shell Positioning holes are respectively provided on the outer sides of the side parts, and the bending blocks of the upper metal shielding shell engage with the positioning holes of the lower metal shielding shell. 8. The socket electronic connector according to claim 6, characterized in that: the lower ends of the two side walls of the upper metal shielding shell are respectively provided with front grounding pins and rear grounding pins, and the rear grounding pins of the upper metal shielding shell are Two housing PIN pins are provided on the wall, bent shrapnels are provided on the inside of the top of the lower metal shielding housing, and reinforcing ribs are provided on the outside of the bottom of the lower metal shielding housing. 9. The socket electronic connector according to claim 8, wherein a positioning surface is provided on the front grounding pin. 10. The socket electronic connector according to claim 6, characterized in that: the bottom rear side of the lower metal shielding shell is provided with a limiting edge, and the lower insulating plastic body is provided with a plastic limiting groove, and the The limit edge of the lower metal shielding shell is positioned and assembled with the plastic limit groove.