TW202121775A - Bidirectional double-sided electrical connector - Google Patents

Abstract

The present invention provides a two-way double-sided electrical connector, which includes: two buckles, the two buckles are separately arranged and each provided with a metal material, a concave bottom surface and a locking surface; an inner insulator, the inner insulator The two buckles are covered and combined with a plastic injection molding structure. The inner insulator is provided with an upper support surface and a lower support surface. The upper and lower support surfaces are each provided with a row of terminal positioning grooves; two rows of terminals, each terminal Front and rear are integrally provided with a contact portion and an extension portion. The two rows of contact portions abut on the upper and lower supporting surfaces of the inner insulator to isolate the two buckles. The two rows of terminals are positioned on the two rows of terminals of the inner insulator. Slot; and an insulating seat body, the insulating seat body and the two rows of terminals, the internal insulation system adopts a plastic injection molding structure that is embedded once, the insulating seat body is provided with a base and a tongue plate, the tongue plate is provided with upper and lower Two connecting surfaces, the two rows of contact parts are flat against the tongue plate and exposed on the two connecting surfaces, and the concave bottom surface and the locking surface of the two buckles expose the left and right sides of the tongue plate.

Description

Bidirectional double-sided electrical connector

The present invention relates to an electrical connector, in particular to a two-way double-sided electrical connector.

As the functions of various electronic products are becoming more and more powerful, and palm-sized devices are becoming more and more popular, the signal transmission requirements between various products or devices are also increasing. Among them, the signal transmission between these devices is through the signal interface. And proceed. The signal interface is, for example, an electrical connector or a complementary electrical connector mated with it. The electrical connector is an electrical receptacle, and the complementary electrical connector is an electrical plug.

Before the electrical connection plug and the electrical connection socket are docked, the electrical connection plug must face the electrical connection socket in the correct direction, so that the two can be docked. That is, the electrical connection socket has the directionality of plugging, which is commonly known as foolproof Function, this function is to ensure that the connection interface on the electrical connection plug can contact the contact terminals on the electrical connection socket. However, most users do not have the habit of facing the electrical connection plug in the correct direction to the electrical connection socket. This foolproof function causes the electrical connection plug to fail to connect with the electrical connection socket. After that, the user turns the electrical connection plug over to get the correct connection. . In other words, this foolproof function causes users' confusion.

Therefore, a two-way electrical connector with a double-sided butting function is provided on the market, which is provided with two sets of contact terminals to eliminate the insertion directionality of the two-way electrical connector. The user can be in either direction Perform the butt connection between the bidirectional electrical connector and the complementary electrical connector. However, the conventional two-way electrical connector has a high manufacturing cost, and its function reliability is low. Based on this, how to make the two-way electrical connector have stable reliability and reduce the cost of the electrical connector has become the goal of the joint efforts of the industry.

The main purpose of the present invention is to provide a two-way double-sided electrical connector, which can reduce the manufacturing cost and has a double-sided butting function.

To achieve the above objective, the present invention provides a front and back double-sided electrical connector, which includes: two buckles, the two buckles are separately arranged and each is provided with a metal material, a concave bottom surface and a locking surface; an inner insulator , The inner insulation system adopts a plastic injection molding structure to cover and combine the two buckles. The inner insulator is provided with an upper supporting surface and a lower supporting surface. The upper and lower supporting surfaces are each provided with a row of terminal positioning grooves, and the two clips The recessed bottom surface and the locking surface of the buckle expose the left and right sides of the inner insulator; two rows of terminals, each terminal is integrally provided with a contact part and an extension part from front to back, the two rows of contact parts abut on the inner insulator The upper and lower supporting surfaces are used to isolate the two buckles, each row of terminals is not combined with an insulator to connect each terminal, and the two rows of terminals are positioned in the two rows of terminal positioning grooves on the upper and lower supporting surfaces of the inner insulator; and An insulating base body, the insulating base body and the two rows of terminals, the inner insulation system adopts a one-time embedding plastic injection molding structure, and the insulating base body is provided with the two rows of terminals and the inner insulator being simultaneously embedded and one time plastic injection The molded one-piece structure, the insulating base body is provided with a base and a tongue plate, a front end of the base is protrudingly provided with the tongue plate, the tongue plate is provided with two upper and lower connecting surfaces, and the two rows of contact parts are flat The tongue plate is exposed on the two connecting surfaces. The concave bottom surface and the locking surface of the two buckles expose the left and right sides of the tongue plate. The tongue plate can be mated with the mating electrical connector in both front and back directions.

The above and other objectives, advantages and features of the present invention will be more apparent from the detailed description of the following preferred embodiments with reference to the drawings.

Please refer to Figures 1 to 3, which are the first embodiment of the present invention. This embodiment is a sinking plate type two-way double-sided USB TYPE-C 2.0 electrical connection socket, which is provided with an insulating base body 70 and two rows of terminals 80 , A metal partition 90, and a metal shell 340, in which:

The insulating seat body 70 is made of plastic material by over-injection molding to form an outer insulator 77 and an inner insulator 300. The outer insulator 77 is covered and fixed on the inner insulator 300 by bonding and bonding. The insulating seat 70 is integrally formed with a base 71 and A tongue plate 72, the front end of the base 71 protrudes with the tongue plate 72, the inner end of the tongue plate 72 is connected to the base 122, the thickness of the base 71 is larger than that of the tongue plate 72, and the tongue plate 72 is above the tongue plate 72. Below are the two larger connecting surfaces. The thickness of the tongue 72 is that the rear section is thicker than the front section so that the rear section 722 of the two connecting surfaces protrudes from the front section 721 of the two connecting surfaces. The base 71 is provided with a concave ring 712. The concave ring 712 is sleeved into a waterproof ring 750.

The two rows of terminals 80, a metal partition 90 and the insulating base body 70 are embedded in a plastic injection integrated molding structure. Each of the two rows of terminals 20 has 8 terminals. As shown in FIG. 37, the upper row of terminals is denoted by A, The sequence numbers of the point circuits are arranged from left to right as A1, A4, A5, A6, A7, A8, A9, 12. The lower row of terminals is represented by B, and the sequence numbers of the contact circuits are arranged from left to right as B12, B9, B8, B7, B6, B5, B4, B1, the two rows of terminals 80 all lack 4 terminals of contact circuit number 2, 3, 10, 11, etc. Each terminal 80 is integrated with a connecting bridge 81 from front to back. A contact portion 82, an extension portion 83 and a pin 84. The contact portion 82 is flat against the tongue plate 72 without springing and is exposed slightly protruding from the two connecting front sections 721, the pin 84 extends out of the rear end of the base 71 and the end section is level, the extension portion 83 It is arranged between the pin 84 and the contact portion 82. A bending section difference is formed between the connecting material bridge 81 and the contact portion 82 so that the connecting material bridge 81 is entirely embedded in the tongue 72. The front end of the connecting material bridge 81 It is an electroless plating section 85. The contact portions 82 of the two rows of terminals 80 are respectively exposed on the two connecting front sections 721 of the tongue plate 72 and aligned up and down, and the same contact circuit numbers of the two rows of contact portions 82 are opposite to each other In addition, the contact portions 82 of the two rows of terminals each have two rows of different lengths, that is, the four contact portions 82 on both sides are longer than the four contact portions 82 in the middle. The two rows of pins 84 of the two rows of terminals are staggered left and right and each The end section of a pin is at the same height.

The metal partition 90 is horizontally embedded and fixed at the center height of the insulating base 70. It is provided with two upper and lower plate surfaces 91, and a recessed buckle 93 is provided in the front section of the left and right sides. The plate surface is provided with a transparent area 94 , The front end is provided with a concave portion 95, and two sides of the concave portion 95 are provided with convex portions 97 protruding from the bottom 96 of the concave portion 95.

The inner insulator 300 is provided with two upper and lower supporting surfaces 301 and two upper and lower concave surfaces 307. The two supporting surfaces 301 respectively protrude from the upper and lower plate surfaces 91 of the metal partition 90, and the two concave surfaces 307 are located in the recesses of the metal partition 90. 95. The contact portions 82 of the two rows of terminals 80 are flatly attached to the two supporting surfaces 301, and the connecting material bridges 81 of the four terminals in the middle of each of the two rows of terminals 80 are flatly attached to the two concave surfaces 307.

The metal shell 340 covers the insulating base body 70 and abuts against and locks the base 71. The metal shell 340 is provided with a four-bread main shell 341, and the four-bread main shell 341 is provided with four plates up, down, left, and right. The tongue plate 72 is covered with four sides. The four-bread main housing 341 forms a connecting groove 345 with the front end of the base 71. The tongue plate 72 is horizontally suspended at the center height of the connecting groove 345 and extends forward. The insertion port of the connecting groove 345 faces forward, and the connecting groove 345 forms a mating structure with the tongue plate 72. The mating structure allows an electrical connection male connector to be inserted into and electrically connected and positioned on both sides. The front end of the tongue plate 72 is close to the tongue plate 72. The insertion port of the connecting groove 345, the two connecting surfaces of the tongue plate 72 form a symmetrical space, and the shape of the connecting groove 55 is It is symmetrical from top to bottom and from left to right, and is in the shape of arcs on both sides close to a rectangle.

According to the USB TYPE-C standard of the USB Association, the contact circuit number description is as follows: 1 and 12 are a pair of ground terminals arranged symmetrically, 4 and 9 are a pair of power terminals arranged symmetrically, and 2, 3 is a pair High-differential signal terminals (TX+, TX-), 10, 11 are another pair of high-differential signal terminals (RX+, RX-), 6, 7 are a pair of low-differential signal terminals (D+, D-), 5 ,8 is the detection terminal. In the design, the ground terminal and the power terminal aligned up and down can be overlapped, and the upper and lower pair of low-differential signal terminals (D+, D-) can also be overlapped.

The contact circuit numbers of the upper and lower rows of terminals, where the same contact circuit number is the same circuit signal or similar circuit signal.

The manufacturing of this embodiment is as follows:

1. Provide a metal partition 90, please refer to FIG. 3. The metal partition 90 is continuously stamped with metal sheets in the stamping manufacturing process. The metal partition 90 is connected to a strip 900 when the stamping is completed. The structure of the plate 90 is as described above. The material belt 900 is provided with a rear main material belt 905 extending from left to right and a subsidiary material belt 903 connected to the rear main material belt 905. The subsidiary material belt 903 is in the shape of a ㄩ and connected at both ends. On the rear main material belt 905, the secondary material belt 903 is bent by a step difference 902 to form a height difference with the rear main material belt 905. The left and right sides of the front end of the metal partition 90 and the left and right sides close to the rear end are respectively connected to one Material bridge 907, the plurality of material bridges 907 are connected to the auxiliary material belt 903, the auxiliary material belt 903 and the rear main material belt 904 are aligned front and rear with a positioning hole 901 respectively, and the positioning hole 901 of the rear main material belt 905 is about Each side is provided with a perforation 908.

2. Please refer to Figure 4, the metal partition 90 is injection-embedded to form an inner insulator 300. The metal partition 90 is embedded and fixed in the middle of the inner insulator 300. The inner insulator 300 is provided with two upper and lower support surfaces 301 and There are two upper and lower concave surfaces 307. The two supporting surfaces 301 respectively protrude from the upper and lower plate surfaces 91 of the metal partition 90. The two concave surfaces 307 are located in the recess 95 of the metal partition 90. The supporting surface 301 is more concave. Each of the two supporting surfaces 301 is protruded with a row of partitions 303 and each is divided into a row of terminal positioning grooves 305. The two rows of partitions 303 are both protruding from the rear section to the front section.

3. Two rows of upper and lower terminals 80 are provided. The two rows of terminals 80 are each continuously stamped with metal sheets in the stamping manufacturing process. When the stamping is completed, the two rows of terminals 80 are connected to a strip 910, 910' respectively. The structure of the terminal 80 is as described above. Each of the two strips 910, 910' is provided with a rear main strip 915 and a front sub strip 912 extending left and right. One row of each row of terminals 80 is connected to the front end of the bridge 81. The front sub-band 912, one row of pins 84 of each row of terminals 80 are each connected to a material bridge 917, the plurality of material bridges 917 are connected to the rear main material band 915, and the plurality of material bridges 917 are bent by one step. Make the row of pins 84 and the rear main strip 915 form a height difference, wherein the pins 84 of the upper row of terminals are lower than the strip 910, and the pins 84 of the lower row of terminals are higher than the strip 910'. The front sub-belt 912 and the rear main material belt 915 are aligned front and rear with a positioning hole 911, respectively. The main material belt 915 after the material belt 910 is provided with a perforation 921 on the left and right sides of the positioning hole 901. A protruding post 921 is provided on the left and right sides of the positioning hole 901 of the belt 915 respectively.

4. Referring to Figure 5, assemble the upper and lower two rows of terminals 80 in the two rows of terminal positioning grooves 305 on the upper and lower supporting surfaces 301 of the inner insulator 300, and the contact portions 82 and the extension portions 83 of the two rows of terminals 80 are flat and abutted. On the two supporting surfaces 301, the connecting material bridges 81 of the four terminals in the middle of the two rows of terminals are flat against the two concave surfaces 307, so that the length of the suspended length of the two rows of connecting material bridges 81 is short, and most of the pins of the two rows of terminals The end section of 84 is at the same level. The rear main material belts of the three-material belts 910, 900, 910' are horizontally bonded up and down, and the two front sub-material belts 912 are horizontally bonded to the upper and lower sides of the auxiliary material belt 903, and two convex parts are pressed together. The column forms a two-rivet piece 918 so that the three-material belts 910, 900, and 910' are combined and fixed.

5. Please refer to FIG. 6, from the rear section of the two rows of partitions between the upper and lower support surfaces 301 of the inner insulator 300, cold shock or heat fusion is applied to form a locking structure 309, which fixes the two rows of terminals The extension 83 of the 80 makes the two rows of terminals 80 immovable.

6. Please refer to FIG. 7 and FIG. 7A to disconnect the front section of the two front sub-bands 912 and the sub-band 903.

7. Please refer to Fig. 8, and then two-shot injection molding an outer insulator 77 to form an insulating base 70. The structure of the insulating base 70 is as described above. The two rows of terminals 80, a metal partition 90 and the inner The insulator 300 is embedded and fixed in the outer insulator 77, and the outer insulator 77 covers the front end of the two rows of terminals 80 and the front end of the metal partition 90.

8. Please refer to Figure 9, the rear section of the secondary strip 903 is disconnected, the concave ring of the base is fitted with a waterproof ring 750, and then a metal shell 340 is provided. The structure of the metal shell 340 is as described above. 340 is assembled into the insulating base 70 from front to back, as shown in FIG. 10.

9. Finally, the majority of material bridges 917 are disconnected to complete.

In addition, in manufacturing, there is no need to perform cold shock or hot fusion as shown in FIG. 6 to form a locking structure to fix the extension 83 of the two rows of terminals 80. The two rows of terminals 80 are made of two strips 910, The connection of 910' can still be firmly fixed in position.

Please refer to Figures 11 to 13, which are the first modified implementation of the first embodiment, which is roughly the same as the first embodiment, but the difference is that this modified implementation is an on-board bidirectional double-sided USB TYPE-C 3.0 Electrically connected to the socket, the two rows of terminals 80 each have 12, as shown in Figure 57, the upper row of terminals is represented by A, and the contact circuit numbers are arranged from left to right as A1, A2, A3...A12, and the lower row of terminals Denoted by B, the sequence numbers of the contact circuits are arranged from left to right as B12, B11, B10...B1. The end sections of the multiple pins 84 of the lower row of terminals 80 are arranged vertically in front and back rows. The rear ends of the pins 84 of the row terminal 80 are connected to a rear sub-band 913; in addition, the rear section 722 of the two connecting surfaces is sleeved with a grounding shield 330.

Please refer to FIG. 14, which is the implementation of the second variation of the first embodiment, which is substantially the same as that of the first embodiment. The first variation of the embodiment is implemented. The difference is that the variation is implemented as a countersunk plate. The bottom surface 711 of the rear section of the base 71 is higher than the bottom surface 710 of the front section, so that the rear section of the base 71 forms a space 713 that is recessed from the bottom surface 711 of the rear section. A row of horizontal pins 84 of the upper row of terminals 80 is higher than the bottom surface 710 of the front section, and most of the pins 84 of the lower row of terminals 80 that are vertical are arranged in two rows of front and rear in the space 713, and the two rows of terminals The extension 83 of the 80 and the metal partition 90 are both bent upward by one step.

Please refer to FIG. 15, which is the implementation of the third variation of the first embodiment, which is substantially the same as the implementation of the first variation of the first embodiment. The difference is that the two rows of vertical pins of the lower row of terminals 80 are implemented in this variation. 84. The horizontal extension 841 of the rear-row pins is longer than the horizontal extension 841 of the front-row pins.

Please refer to FIGS. 16 to 19, which are the fourth variation implementation of the first embodiment, which is substantially the same as the third variation implementation of the first embodiment, and the difference is that the lower support surface 301 of the inner insulator 300 in this variation implementation The rear end of each terminal positioning groove 305 is provided with a vertical clamping groove 310, which clamps the vertical clamping plate 842 of the pin 84 of the lower row of terminals, so that the two rows of the lower row of terminals 80 can be vertical The pin 84 has a better locking effect and will not move back and forth. In addition, the inner insulator 300 is integrally provided with at least one locking post 311 downward.

Please refer to FIG. 20, which is the fifth implementation of the first embodiment, which is substantially the same as the eighth implementation of the second embodiment, and the difference lies in the extension of the two rows of terminals 80 and the metal partition 90 of the second embodiment. All bend upward by one step.

Please refer to FIG. 21, which is the sixth modification implementation of the first embodiment, which is substantially the same as the fifth modification implementation of the first embodiment.

Please refer to FIG. 22 and FIG. 32, which are the seventh variation implementation of the first embodiment, which is roughly the same as the first embodiment and the first variation implementation of the first embodiment, and the difference lies in the implementation of this variation The manufacturing is as follows:

1. Provide a metal partition 90, please refer to FIG. 24. The metal partition 90 is continuously stamped with metal sheets in the stamping manufacturing process. The metal partition 90 is connected to a strip 900 when the stamping is completed. The structure of the plate 90 is as described above. The material belt 900 is provided with a front and rear main material belts 904, 905 extending left and right. The front and rear main material belts 904, 905 are connected to each other by spacing the front and rear material belts 906. A plurality of material bridges 907 are connected to the left and right sides of the rear end of the metal partition 90, and the plurality of material bridges 907 are respectively connected to the front and rear main material belts 904, 905 and a plurality of front and rear material belts 906. The front and rear main material belts 904, 905, most of the front and rear material belts 906, most of the material bridges 907, and the metal partition 90 are all at the same level. The front and rear main material belts 904, 905 are aligned front and rear. Positioning hole 901.

2. Please refer to FIG. 25. The metal partition 90 is injection-embedded to form an inner insulator 300. The metal partition 90 is embedded and fixed in the middle of the inner insulator 300. The inner insulator 300 is provided with two upper and lower support surfaces 301 and Two upper and lower concave surfaces 307. The two supporting surfaces 301 respectively protrude from the upper and lower plate surfaces 91 of the metal partition 90. The two concave surfaces 307 are located in the recess 95 of the metal partition 90. The concave surface 307 is more than the support surface 301 of the same surface. In order to be recessed, each of the two supporting surfaces 301 is protrudingly provided with a row of partitions, and each is divided into a row of terminal positioning grooves 305.

3. Two rows of upper and lower terminals 80 are provided. The two rows of terminals 80 are each continuously stamped with metal sheets in the stamping manufacturing process. When the stamping is completed, the two rows of terminals 80 are connected to a strip 910, 910' respectively. The structure of the terminal 80 is as described above. Each of the two strips 910, 910' is provided with a front and rear main strips 914, 915 and front and rear sub-strips 912, 913 that extend left and right. The front and rear main strips 904 905 is connected to each other by spacing the front and back strips 916, each row of terminals 80 is connected to the front end of the bridge 81 to connect the front sub-band 912, and a row of pins 84 is connected to the rear sub-band 913, each row The extensions 83 of the two terminals on both sides of the terminal 80 are each connected to a material bridge 917, and the two material bridges 917 are connected to two front-to-rear material strips 916, the front and rear main material belts 914, 915 are aligned front and rear with a positioning hole 911, and the left and right sides of the positioning hole 911 of the front and rear main material belts 914, 915 are each provided with a convex portion 922. The contact parts and extension parts of the main material belts 914 and 915, most of the front and rear material belts 916, most of the material bridges 917, and a row of terminals 80 are all at the same level.

4. Referring to Figure 26, assemble the upper and lower two rows of terminals 80 into the two rows of terminal positioning grooves 305 on the upper and lower supporting surfaces 301 of the inner insulator 300, and the contact portions 82 and the extension portions 83 of the two rows of terminals 80 are flat and abutted. On the two supporting surfaces 301, the connecting material bridges of the plurality of terminals of the two rows of terminals are flat against the two concave surfaces 307, so that the length of the suspension of the two rows of connecting material bridges 81 is short, and the majority of pins 84 of the upper row of terminals The end section is level, the end section of the most pins 84 of the lower row of terminals is arranged in two rows vertically, the front and rear main strips of the three strips 910, 900, 910' are stacked up and down, and the two strips 910, 910' The protruding portion 922 abuts the material belt 900 without being suspended.

5. Please refer to Figure 27, disconnect the second front sub-band 912.

6. Please refer to FIG. 28. Then, an outer insulator 77 is formed by two-shot injection molding to form an insulating base 70. The structure of the insulating base 70 is as described above. The two rows of terminals 80, a metal partition 90 and the inner The insulator 300 is embedded and fixed in the outer insulator 77, and the outer insulator 77 covers the front end of the two rows of terminals 80 and the front end of the metal partition 90.

7. Please refer to Figure 29 to disconnect and remove the two material belts 910 and 910', leaving only the main material belt 905 and the connected second material bridge 907 after the material belt 900.

8. Please refer to Figure 30, provide a grounding shield 330 and a pin positioning member 320, combine the ground shield 330 on the back section of the two connecting surfaces of the tongue plate from front to back, and assemble the pin positioning member 320 from bottom to top It is located below the base of the insulating base body 70.

9. Please refer to FIG. 31 to provide a metal housing 340, the structure of the metal housing 340 is as described above, The metal shell 340 is assembled into the insulating base 70 from front to back, as shown in FIG. 32.

10. Finally, disconnect the second material bridge 907 to complete.

In the implementation of this change, in terms of manufacturing, most of the front and back tapes 906, 916 of the three material belts 910, 900, 910' are staggered and do not overlap, and the break positions of most of the material bridges 907, 917 are also staggered and do not overlap.

Please refer to FIG. 33 and FIG. 34, which are the eighth implementation of the first embodiment, which is substantially the same as the seventh implementation of the first embodiment. The difference is that the metal partition 90 and the inner insulator 300 of the first embodiment are different from each other. It is an assembled combination. The middle section of the metal partition 90 is vented to form two metal plates 99 that are separated and located on two sides. A buckle 93 is provided on the outer side of the two metal plates 99. The left and right sides of the inner insulator 300 Each side is provided with a socket groove 312. The socket groove 312 is provided with an upper card surface 314 and a lower card surface 313 which are staggered up and down. The two metal plates 99 of the metal partition 90 are assembled and positioned in the Two socket slot 312.

Please refer to FIGS. 35 to 45, which are the ninth variation implementation of the first embodiment, which is substantially the same as the first embodiment and the seventh variation implementation of the first embodiment, and the difference lies in the internal insulator 300 implementation of this variation. The rear section extends downwards with a vertical portion 315. The front and back of the vertical portion 315 are each provided with a row of vertical clamping slots 310. The two rows of vertical clamping slots 310 at the front and rear of the vertical portion 315 can be locked in two rows. The vertical clamping plate 842 of the pin 84 of the row of terminals 80 can make the two rows of vertical pins 84 of the lower row of terminals 80 have a better locking effect, and will not move back and forth, as shown in Figures 135, 138, and 139. And 140, in addition, each terminal positioning groove 305 on the two supporting surfaces 301 of the inner insulator 300 is provided with a convex portion 306, the extension portion 83 of each terminal 80 is provided with a concave portion 89, and the concave portion 89 of each terminal 80 is positioned with each terminal The protrusion 306 of the groove 305 is locked and positioned to limit the front and back movement of each terminal. By the locking and positioning of each terminal 80 and each terminal positioning groove 305, it is not tightly locked, and a better high-frequency transmission effect can be achieved.

Figures 36 to 45 are the manufacturing processes implemented by this change, which are roughly the same as those of the first embodiment and the first embodiment. The seventh change of the example was implemented.

Please refer to FIG. 46, which is the tenth variation of the first embodiment, which is roughly the same as the first embodiment and the seventh variation of the first embodiment. The difference is that the metal partition 90 of this variation is the middle section. There are two metal plates 99 and a middle metal plate 98 that are open and separated and located on two sides. A buckle 93 is provided on the outer side of the two metal plates 99. The two metal plates 99 can separate the two metal plates 99. A pair of high-differential signal terminals (TX+, TX-) of contact circuit numbers in row terminal 80, and another pair of high-differential signal terminals (RX+, RX-) of contact circuit numbers 10 and 11, That is, the contact circuit numbers of the two metal plates 99 and the two rows of terminals 80 are 2, 3, a pair of high-score signal terminals (TX+, TX-), and the other pair of high-scores of the contact circuit number 10, 11. The signal terminals (RX+, RX-) and the pair of ground terminals of contact circuit numbers 1, 12 overlap in the up and down direction, and the two metal plates 99 and the two rows of terminals 80 have a pair of contact circuit numbers 4 and 9 The power terminals overlap in the vertical direction.

In this way, a better high-frequency transmission effect can be achieved, and it can ensure that the power terminal will not touch the metal plate 99, and it will not cause a short circuit to the power terminal and the ground terminal.

In terms of manufacturing, after the metal partition 90 and the inner insulator 300 are embedded and injected into a single piece, the auxiliary material belts 903 and 9010 are broken again.

Please refer to FIG. 47, which is the implementation of the eleventh variation of the first embodiment, which is substantially the same as the implementation of the ninth variation of the first embodiment and the first embodiment, and the difference is that the implementation of this variation does not have an intermediate metal plate 98 .

Please refer to FIG. 48, which is the implementation of the twelfth variation of the first embodiment, which is roughly the same as the implementation of the first embodiment and the eleventh variation of the first embodiment, and the difference is that the implementation of this variation does not have a metal plate in between 98 is two.

Please refer to Figure 49, which is the implementation of the thirteenth variation of the first embodiment, which is roughly the same as that of the first embodiment. The tenth variation of the first embodiment and the first embodiment is implemented. The difference is that the variation is implemented as a sinker type.

Please refer to FIG. 50, which is the fourteenth variation implementation of the first embodiment, which is substantially the same as the first embodiment and the tenth variation implementation of the first embodiment, and the difference is that the implementation of this variation is a higher type.

Please refer to FIGS. 51 to 58, which are the fifteenth variation implementation of the first embodiment, which is substantially the same as the first embodiment and the ninth variation implementation of the first embodiment, and the difference lies in the inner insulator 300 implemented in this variation. Each terminal positioning groove 305 on the two supporting surfaces 301 is provided with a convex portion 306, and the extension portion 83 of each terminal 80 is provided with a concave portion 89. The concave portion 89 of each terminal 80 and the convex portion 306 of each terminal positioning groove 305 are engaged and positioned. The front and back movement of each terminal is restricted, as shown in FIG. 52 and FIG. 54. By the engagement and positioning of each terminal 80 and each terminal positioning groove 305, it is not tightly locked, and a better high-frequency transmission effect can be achieved. In addition, the metal partition 90 implemented in this variation is hollowed out in the middle section and is divided into two metal plates 99 and two metal plates 98 located on the two sides. Each of the two metal plates 99 is provided with a buckle on the outside. 93. The two metal plates 99 and a pair of grounding terminals with circuit numbers 1, 12 of the two rows of terminals 80 overlap in the vertical direction, and the two metal plates 99 and the two rows of terminals 80 have contacts Circuit Nos. 4 and 9 of the pair of power terminals overlap in the up and down direction, so as to ensure that the power terminals will not touch the metal plate 99, and that the power terminals and ground terminals will not be short-circuited.

Please refer to FIG. 59, which is the implementation of the sixteenth variation of the first embodiment, which is substantially the same as the implementation of the fifteenth variation of the first embodiment.

Please refer to FIG. 60, which is the seventeenth modification implementation of the first embodiment, which is substantially the same as the fifteenth modification implementation of the first embodiment, and the difference lies in the grounding terminals of the two rows of terminals 80 in this modification implementation The width of the extension 83 of each power terminal is wider than that of other terminals.

Please refer to Figure 61 to Figure 64, which are the eighteenth variation of the first embodiment. This variation is implemented as a two-way double-sided USB TYPE-C 2.0 electrical connection socket. The two rows of terminals 80 each have 8 terminals, which are roughly the same. In the first embodiment and the fifteenth and sixteenth variations of the first embodiment, the difference is that the second buckle 93 of this variation is provided with a thicker metal plate 930, and each of the two buckles is provided with metal One of the materials is a concave bottom surface 931 and a locking surface 932. The front end of the metal plate 930 is provided with a concave portion 935.

Please refer to FIG. 62. The inner insulator 300 and the two buckles 93 adopt an embedded plastic injection molding structure. The recesses 935 of the two metal plates 930 can be injected with plastic to be more firmly combined with the inner insulator 300. The inner insulator The upper and lower supporting surfaces 301 of the 300 are flush with the upper and lower surfaces of the metal plate 930.

Referring to FIG. 63, the two rows of terminals 80 are placed up and down in the terminal positioning grooves 305 of the upper and lower supporting surfaces 301 of the inner insulator 300, and the ground terminals on both sides of the two rows of terminals 80 are abutted and attached to the metal plate The top and bottom of the film 930.

Please refer to FIG. 64. Then, an outer insulator 77 is formed by two-shot injection molding to form an insulating base body 70. The structure of the insulating base body 70 is as described above. The two rows of terminals 80, a metal partition 90 and the inner insulator 300 It is embedded and fixed in the outer insulator 77, and the outer insulator 77 covers the front ends of the two rows of terminals 80.

Please refer to Figure 65 to Figure 68, which are the nineteenth variation implementation of the first embodiment. This variation implementation is a two-way double-sided USB TYPE-C 3.0 electrical connection socket. The two rows of terminals 80 each have 12, of which roughly Same as the first embodiment and the eighteenth and ninth variations of the first embodiment, the difference lies in the second implementation of this variation, the thicker metal plate 930 of the buckle 93 is each snapped to a thinner metal plate 100, as a pair of high-differential signal terminals (TX+, TX-) of contact circuit numbers 2 and 3 which separate the two rows of terminals 80, and another pair of high-differential signal terminals ( RX+,RX-).

Please refer to Figure 69 to Figure 71, which is the implementation of the twentieth variation of the first embodiment. The implementation of this variation is a two-way double-sided USB TYPE-C 2.0 electrical connection socket. The two rows of terminals 80 each have 8 terminals. The seventeenth variation implementation is the same as the first embodiment and the first embodiment. The difference is that the metal plate of the second buckle 93 in the implementation of this variation is composed of three layers of thin metal plates. Two metal plates 110 are separated between them, and the two metal plates 110 are also formed by stacking three layers of thin metal plates.

Referring to FIG. 70, the inner insulator 300, the two buckles 93 and the two metal plates 110 adopt an embedded plastic injection molding structure. The concave portion 935 can be injected with plastic to be more firmly combined with the inner insulator 300. The upper and lower supporting surfaces 301 of the insulator 300 are flush with the upper and lower surfaces of the metal plates 930 and 110.

When the two rows of terminals 80 are placed up and down in the terminal positioning grooves 305 of the upper and lower supporting surfaces 301 of the inner insulator 300, the ground terminals on both sides of the two rows of terminals 80 abut against the metal plate 930 On the upper and lower sides, the two power terminals in the middle of the two rows of terminals 80 are abutted and attached to the upper and lower sides of the metal plate 110, so that the two rows of terminals 80 have two pairs of power terminals and two pairs of ground terminals aligned up and down, each The upper and lower terminals are electrically connected.

Referring to FIG. 71, an outer insulator 77 is then formed by two-shot injection molding to form an insulating base body 70.

Please refer to FIG. 72, which is the twenty-first variation implementation of the first embodiment, which is roughly the same as the first embodiment and the twentieth variation implementation of the first embodiment, and the difference lies in the two metal plates implemented in this variation The thin metal plates 115 of the middle layer of 110 are integrally connected, thus increasing the conductive area.

Please refer to Figures 73 to 74, which are the second embodiment of the present invention. This embodiment is a rechargeable two-way double-sided USB TYPE-C 2.0 electrical connection socket, which is roughly the same as the first embodiment, with the differences in: In this embodiment, the upper and lower rows of contact portions are provided on the two ground terminals 86 and the two power terminals 87. The ground terminal 86 is provided with a thick plate body 88, which is formed by folding a sheet of metal inversely. The upper and lower sides of the thick plate body 88 are each a flat contact portion 82. The thick plate body 88 The front end of the 88 has A buckle 93, the buckle 93 is provided with a concave bottom surface 931 and a locking surface 932 made of metal.

The power terminal 87 is provided with a thick plate body 88, which is formed by folding a sheet of metal inversely. The upper and lower sides of the thick plate body 88 are each a flat contact portion 82. The contact portion 82 Guide angles 85 are provided on both sides of the.

The two ground terminals 86 and the two power terminals 87 and the insulating base body 70 adopt an embedded plastic injection molding structure. The upper and lower contact portions 82 of each ground terminal 86 and the upper and lower contact portions 82 of each power terminal 87 all leak and slightly protrude The two tongue plates 72 of the insulating base 70 are connected to the front section 721, and the concave bottom surface 931 and the locking surface 932 of the two buckles 93 expose the left and right sides of the tongue plate.

With the design of the thick plate body 88 of the two ground terminals 86 and the two power terminals 87, a larger conductive cross-sectional area can be achieved, and the upper and lower rows of contact portions 82, wherein the upper and lower contact portions 82 of the same grounding circuit are electrically connected, The upper and lower contacts 82 of the same power circuit are electrically connected.

Please refer to FIGS. 75 to 76, which are the implementation of the first variation of the second embodiment, which is roughly the same as the second embodiment. The difference lies in the implementation of this variation that there are 5 upper and lower rows of contact portions 82, and each of the upper and lower rows Add a terminal 80 of the serial number 5 of the contact circuit.

Please refer to FIGS. 77 to 79, which are the second variation implementation of the second embodiment, which is roughly the same as the second embodiment. The difference is that there are 8 upper and lower rows of contact portions 82 in the implementation of this variation, and the two power sources Two rows of upper and lower terminals 80 are arranged between the terminals 87. Each row of terminals 80 has 4 and the contact circuit number is 5 to 8. An insulating layer 78 is provided between the two rows of contact portions 82 of the two rows of terminals 80 to mutually Separated.

The two ground terminals 86, the two power terminals 87, and the two rows of terminals 80 and the insulating base 70 adopt an embedded plastic injection molding structure, and the upper and lower rows of contact portions 82 all leak out and slightly protrude from the tongue of the insulating base 70 The two parts 72 are connected to the front section 721, and the concave bottom surface 931 and the locking surface 932 of the two buckles 93 expose the left and right sides of the tongue plate.

Please refer to FIGS. 80 to 84, which are the implementation of the third variation of the second embodiment, which is roughly the same as the implementation of the second variation of the second embodiment. The difference lies in the two ground terminals 86 and the two power terminals of this variation. 87 and the upper row of terminals 80 and an inner insulator 300 adopt an embedded plastic injection molding structure, and the inner insulator 300 has a row of terminal positioning grooves 305 formed on the bottom.

Referring to FIG. 83, the lower row of terminals 80 is placed in a row of terminal positioning grooves 305 under the inner insulator 300.

Please refer to FIG. 84. Then, an outer insulator 77 is formed by two-shot injection molding to form an insulating base 70. The structure of the insulating base 70 is as described above, and the inner insulator 300 is embedded and fixed to the outer insulator 77.

Please refer to FIGS. 85 to 88, which are the fourth variation implementation of the second embodiment, which is roughly the same as the second variation implementation of the second embodiment, and the difference lies in the two ground terminals 86 and the two power terminals of this variation implementation The thick plate body 88 of 87 adopts a thick metal plate.

Please refer to FIG. 86. The two ground terminals 86, the two power terminals 87 and the inner insulator 300 adopt an embedded plastic injection molding structure. The inner insulator 300 has a row of terminal positioning grooves 305 formed on the upper and lower sides of the inner insulator 300.

Referring to FIG. 87, the two rows of terminals 80 are placed in the two rows of terminal positioning grooves 305 on the upper and lower sides of the inner insulator 300.

Referring to FIG. 88, an outer insulator 77 is formed by two-shot injection molding to form an insulating base 70. The structure of the insulating base 70 is as described above, and the inner insulator 300 is embedded and fixed to the outer insulator 77.

Please refer to Figure 89 to Figure 93, which is the implementation of the fifth variation of the first embodiment. The implementation of this variation is a two-way double-sided USB TYPE-C 3.0 electrical connection socket. There are 12 upper and lower rows of contact parts 82, which are larger It is the same as the fourth variation implementation of the second embodiment and the nineteenth variation implementation of the first embodiment. The difference is that the two ground terminals 86 of this variation implementation are each clipped with a thinner metal plate 100, as Separate the two rows of terminals 80 in which the contact circuit numbers 2,3 are a pair of high-differential signal terminals (TX+, TX-), and the other pair of high-differential signal terminals (RX+, RX+, RX) with contact circuit numbers 10 and 11 -), and the upper and lower power contact parts are not provided in an integral terminal, the two rows of terminals 80 each have 10, that is, the terminals of the contact circuit number 2 to 11.

Please refer to FIG. 94, which is the sixth variation implementation of the second embodiment, which is roughly the same as the second embodiment. The difference is that the thick plate system of the two ground terminals 86 and the two power terminals 87 used in the variation implementation uses a thick plate system. The metal plate is manufactured by stamping and forming a thick metal plate to form a large U package and a small U-shaped body. The two ground terminals 86 are integrally connected, and the two power terminals 86 are integrally connected.

For example, the above-mentioned TYPE C male or female connector is provided with full PIN (12PIN) or RX+, RX- and TX+, TX- contact terminals in the drawing embodiment, all of which can be formed by filling the openings of the metal partition The metal partition is a fully shielded non-opening structure, which enables the RX+, RX- and TX+, TX- contact parts aligned up and down to be completely shielded, and the left and right sides of the metal partition are provided with abutting shrapnel electrical Conductively connect the metal shell to achieve the best electrical shielding effect to prevent crosstalk of high-frequency transmission signals and EMI electromagnetic interference, and it can also be installed on the left and right sides of the metal partition of the TYPE C female seat A metal grounding ring is provided on the side of the contact elastic sheet to electrically connect to the rear section of the tongue plate, and at the same time, the metal partition can be electrically connected to the metal shell to achieve a good electrical shielding effect, thereby reducing RX+, RX- and The electrical interference of TX+, TX- contact terminal transmission signal is more conducive to high-speed transmission.

The bidirectional double-sided electrical connector of each embodiment of the present invention can be installed in various types of equipment and connected to various types of equipment, such as a patch cord or an adapter or an adapter device, a mouse or a keyboard, or Power supply or mouse or earphone, case and peripheral accessories, etc. or pen drive or U disk Or mobile hard drives or various storage devices or instruments or power banks or power banks or chargers or wall chargers or docking stations or extenders or laptops or tablets or mobile phones or various projection equipment products or various wireless chargers or Various wireless equipment products or set-top boxes or servers or desktop computers or various mobile portable electronic equipment or televisions or game consoles or various e-sports equipment products or various audio-visual equipment products or various headsets or microphones or amplifiers Or various electronic lamps and lighting equipment products or various electric fans, electrical appliances or various electronic parts or various AR or VR electronic equipment products or various other applicable or applicable electronic equipment products.

In addition, the two-way double-sided electrical connector of the present invention can also be used in conjunction with Schottky diodes or resistors or allergy resistors or capacitors or magnetic beads due to its two contact interfaces. Short circuit or anti-backflow is used as circuit safety protection. However, there are also many ways to prevent short-circuit or resistance or allergy resistance or capacitor or magnetic beads, such as anti-overvoltage or overload current, or overheat high temperature or anti-backflow electronic components. Or short-circuit-proof electronic components or circuit safety protection components or safety circuit setting means to achieve the circuit safety protection effect.

The above-mentioned electrical connection socket embodiments of the present invention can all be in a vertical type, that is, the insertion opening of the connection slot faces upwards, the connection plate extends vertically upwards, and the two connection surfaces are vertical. It can also be designed as a side vertical type. That is, the insertion port of the connecting groove faces forward, the connecting plate extends vertically forward, and the two connecting surfaces are vertical.

The structural features of the multiple embodiments of the present invention can all be applied to each other. The additive combination of two or more structural features is applied to the multiple embodiments, and in order to clearly illustrate the structural features of the patent, no additional additions are made. The above-mentioned structural features are cross-combined with each other or similar structural features are combined in a plurality of drawing embodiments, which are hereby explained.

The specific embodiment proposed in the detailed description of the preferred embodiment is only to facilitate the description of the technical content of the present invention, and does not restrict the present invention to this embodiment in a narrow sense, and does not exceed the scope of the present invention. Various changes can be made to the spirit of the Ming and the following circumstances in the scope of patent applications.

77: Outer insulator

300: inner insulator

82: Contact

721: Connect the front segment

90: metal partition

340: Metal shell

Claims (2)

A positive and negative double-sided electrical connector, which includes: Two buckles, the two buckles are separately arranged and each is provided with a concave bottom surface and a fixing surface of metal material; An inner insulator, the inner insulation system adopts a plastic injection molding structure to cover and combine the two buckles, the inner insulator is provided with an upper supporting surface and a lower supporting surface, the upper and lower supporting surfaces are each provided with a row of terminal positioning grooves, and The concave bottom surface and the locking surface of the two buckles expose the left and right sides of the inner insulator; Two rows of terminals, each terminal is integrally provided with a contact portion and an extension portion from front to back, the two rows of contact portions abut on the upper and lower supporting surfaces of the inner insulator to isolate the two buckles, and each row of terminals is not connected An insulator is used to connect each terminal, and the two rows of terminals are positioned in the two rows of terminal positioning grooves on the upper and lower supporting surfaces of the inner insulator; and An insulating base body, the insulating base body and the two rows of terminals, the inner insulation system adopts a one-time embedding plastic injection molding structure, and the insulating base body is provided with the two rows of terminals and the inner insulator being simultaneously embedded and one time plastic injection The molded one-piece structure, the insulating base body is provided with a base and a tongue plate, a front end of the base is protrudingly provided with the tongue plate, the tongue plate is provided with two upper and lower connecting surfaces, and the two rows of contact parts are flat The tongue plate is exposed on the two connecting surfaces. The concave bottom surface and the locking surface of the two buckles expose the left and right sides of the tongue plate. The tongue plate can be mated with the mating electrical connector in both front and back directions. A positive and negative double-sided electrical connector, which includes: Two buckles, the two buckles are separately arranged and each is provided with a concave bottom surface and a fixing surface of metal material; Two rows of contact parts, the two rows of contact parts are provided on most of the terminals, the two rows of contact parts include a bit Two pairs of ground contacts on two sides and aligned up and down; and An insulating seat body, the insulating seat body is provided with a base and a tongue plate, a front end of the base is protrudingly provided with the tongue plate, the tongue plate is provided with two upper and lower connecting surfaces, and the two rows of contact parts are flat Point and exposed on the two connecting surfaces, the concave bottom surface and the locking surface of the two buckles expose the left and right sides of the tongue plate, and the tongue plate can be mated and positioned in both directions with the front and back of the mating electrical connector; The characteristic is that the insulating base body, the plurality of terminals, and the two buckles adopt an embedded plastic injection molding structure, and the insulating base body is provided with the plurality of terminals and the two buckles simultaneously embedded and a plastic injection molding structure is used. An integrally molded structure of injection molding, each pair of ground contact portions is provided with a ground terminal, the ground terminal is provided with a thick plate body, the upper and lower sides of the thick plate body are each the ground contact portion, the thick plate body The buckle is integrally provided on one side.

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