TW201801424A - Reversible electrical connector - Google Patents

Abstract

The present invention provides a bi-directional double-sided electrical connector comprising: a two-piece insulating base body integrally provided with a base portion and an abutting portion, wherein the inner surface of the two insulating seat body is provided with a row of columns separated into a row of front and rear extensions A terminal slot which extends from the base to the abutting portion and can be inserted into the terminal from the up and down direction; and two rows of terminals which are assembled in the vertical direction into two rows of terminal slots of the two insulator seats, Front and rear parts are integrally provided with a spring part, a fixed part and a pin, the front part of the spring part corresponds to the abutting part, and the bending part is provided with a contact part which protrudes up and down in the up and down direction, And the rear portion of the spring portion abuts on the bottom of the terminal groove at the same level as the fixed portion, The depth of the terminal groove is larger than the thickness of the material of the terminal so that the rear section of the spring portion and the fixed portion are trapped in the terminal groove, the insulating base body is provided with a fixing structure for fixing the row of terminals, and a metal shell, Which covers the two insulating seats.

Description

Two-way double-sided electrical connector

The present invention relates to an electrical connector, and more particularly to a bidirectional double-sided electrical connector.

As the functions of various electronic products are becoming more and more powerful, and handheld devices are becoming more and more popular, there are more and more signal transmission requirements among various products or devices. Among them, the signal transmission between the devices is through a signal interface. And proceed. The signal interface is, for example, an electrical connector or a complementary electrical connector that is mated thereto, wherein 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 be oriented in the correct direction toward the electrical connection socket, so that the two can be docked, that is, the electrical connection socket has a plug-in directionality, which is commonly known as a foolproof Function, this function is to ensure that the connection interface on the electrical connector plug can be in contact with the contact terminals on the electrical connection socket. However, most users do not have the habit of connecting the electrical connection plug in the correct direction toward the electrical connection socket. This foolproof function causes the electrical connection plug to fail to connect with the electrical connection socket, and then the user flips the electrical connection plug again to be properly docked. . In other words, this foolproof function causes confusion for the user.

Therefore, a two-way electrical connector having a double-sided docking function is provided on the market, which is provided with two sets of contact terminals to eliminate the plugging directivity of the two-way electrical connector. User can go in either direction The docking between the two-way electrical connector and the complementary electrical connector is performed. However, conventional two-way electrical connectors are expensive to manufacture and have low reliability of function. Therefore, how to make the two-way electrical connector have stable reliability and reduce the cost of the electrical connector has become a common goal of the industry.

The main object of the present invention is to provide a bidirectional double-sided electrical connector capable of achieving a two-way electrical connector having a double-sided docking function that reduces manufacturing and assembly costs.

The present invention provides a bidirectional double-sided electrical connector, comprising: a second insulating base body integrally provided with a base portion and a pair of connecting portions, the abutting portion being connected to the front end of the base portion, the mating portion being provided a bottom plate and two side plates, wherein the inner surfaces of the base portions of the two insulating base bodies are abutting against each other to be superposed one on another, and a connecting groove is formed between the bottom plates of the abutting portions of the two insulating base bodies, the front plate of the bottom plate A low surface is arranged and a high surface is arranged in the rear section. The two side plates of the abutting portion of the two insulating base bodies abut each other to form a frame body, and the two insulating seats are provided with a row of partition walls separated into a row and extending forward and backward. a terminal slot, the terminal slot extends from the base to the abutting portion and can be inserted into the terminal from the upper and lower directions; the second row of terminals are assembled into the two rows of terminal slots of the two insulating bases in the upper and lower directions, the terminal is The front portion and the rear portion are integrally provided with a spring portion, a fixing portion and a pin. The front portion of the spring portion corresponds to the butt portion and is bent to have a contact portion protruding upward and downward from the high surface, and the spring portion can be bounced up and down. The rear part of the spring part and the solid The portion is abutted against the bottom surface of the terminal slot at a same level, and the depth of the terminal slot is greater than the thickness of the material of the terminal, so that the rear portion and the fixing portion of the spring portion are trapped in the terminal slot, and the insulating seat is fixed by a fixed structure. a row of terminal fixing portions, the rear portion of the spring portion of the row of terminals can still abut against the bottom surface of the terminal slot, the pin extends to the rear end of the base portion, and the contact portions of the two rows of terminals are the same Contact circuit serial number is reversed to each other And a metal casing covering the two insulating seats and having a four-boil main casing, the four main shells shielding the abutting portions of the two insulating seats and forming a pair of joints, the docking The structure can be positioned in both positive and negative directions on a pair of electrical connectors.

The rear portion of the spring portion of the two rows of terminals is abutted against the bottom surface of the terminal slot at the same level, so that the assembly is easy and the stamping is simplified, the manufacturing cost is reduced, and the rear portion of the spring portion of the terminal is horizontally abutted against the terminal. The bottom surface of the groove can have the middle arm support effect, increasing the positive force and elasticity of the terminal contact.

The above and other objects, advantages and features of the present invention will become more apparent from

10‧‧‧Insulated body

11‧‧‧ base

12‧‧‧Docking Department

111‧‧‧ joint surface

151‧‧‧Kakong

152‧‧‧clamp

113‧‧‧ card block

121‧‧‧floor

143‧‧‧ high face

144‧‧‧Low face

145‧‧‧through hole

141‧‧‧rowing bar

142‧‧‧Terminal slot

148‧‧‧ concave

147‧‧‧ more concave

146‧‧‧ Plastic Bridge

122‧‧‧Two side panels

124‧‧‧ openings

125‧‧‧connection slot

20‧‧‧ terminals

22‧‧‧Bounce Department

23‧‧‧ Fixed Department

24‧‧‧ pins

123‧‧‧ recessed area

143‧‧‧ high face

221‧‧‧Contacts

223‧‧‧The rear section of the bombing department

140‧‧‧Fixed construction

24‧‧‧The pin

30‧‧‧Metal partition

31‧‧‧ Main board

33‧‧‧Flexible buckle

40‧‧‧ Grounding parts

41‧‧‧ shrapnel

50‧‧‧Metal casing

51‧‧‧four bread main shell

52‧‧‧ Positioning Department

Figure 1 is a perspective view of a first embodiment of the present invention.

Figure 2 is a side cross-sectional view showing a first embodiment of the present invention.

Figure 3 is a front elevational view of a first embodiment of the present invention.

Figure 4 is a top view of the first embodiment of the present invention.

Figure 5 is a perspective exploded view of the first embodiment of the present invention.

Figure 6 is a perspective exploded view of the first embodiment of the present invention.

Figure 7 is a perspective view of a first embodiment of the present invention.

Figure 8 is a perspective view showing the manufacturing flow of the first embodiment of the present invention.

Figure 9 is a perspective view showing the manufacturing flow of the first embodiment of the present invention.

Figure 10 is a perspective view showing the manufacturing flow of the first embodiment of the present invention.

Figure 11 is a perspective view showing the manufacturing flow of the first embodiment of the present invention.

Figure 12 is a perspective view showing the manufacturing flow of the first embodiment of the present invention.

Figure 13 is an exploded perspective view showing a first variation of the first embodiment of the present invention.

Figure 14 is an exploded perspective view showing a first variation of the first embodiment of the present invention.

Figure 15 is an exploded perspective view showing a first variation of the first embodiment of the present invention.

Figure 16 is an exploded perspective view showing a second variation of the first embodiment of the present invention.

Figure 17 is an exploded perspective view showing a third variation of the first embodiment of the present invention.

Figure 18 is a perspective view showing a third variation of the first embodiment of the present invention.

Figure 19 is an exploded perspective view showing a fourth variation of the first embodiment of the present invention.

Figure 20 is a perspective view showing a fourth variation of the first embodiment of the present invention.

Figure 21 is an exploded perspective view showing a fifth variation of the first embodiment of the present invention.

Figure 22 is a perspective view showing a fifth variation of the first embodiment of the present invention.

Figure 23 is a front elevational view of a second embodiment of the present invention.

Figure 24 is a top plan view of a second embodiment of the present invention.

Figure 25 is a perspective exploded view of a second embodiment of the present invention.

Figure 26 is a perspective view showing the manufacturing flow of the second embodiment of the present invention.

Figure 27 is a perspective view showing the manufacturing flow of the second embodiment of the present invention.

Figure 28 is a perspective view showing the manufacturing flow of the second embodiment of the present invention.

Figure 29 is a perspective view showing the manufacturing flow of the second embodiment of the present invention.

Figure 30 is a perspective view showing the manufacturing flow of the second embodiment of the present invention.

Figure 31 is a perspective view showing the manufacturing flow of the second embodiment of the present invention.

Figure 32 is an exploded perspective view showing a first variation of the second embodiment of the present invention.

Figure 32A is a perspective view showing a second variation of the first embodiment of the present invention.

Figure 33 is a perspective exploded view of a third embodiment of the present invention.

Figure 34 is a top view of a third embodiment of the present invention.

Figure 35 is a perspective view showing the manufacturing flow of the third embodiment of the present invention.

Figure 36 is a perspective view showing the manufacturing flow of the third embodiment of the present invention.

Figure 37 is a perspective view showing the manufacturing flow of the third embodiment of the present invention.

Figure 38 is a perspective view showing the manufacturing flow of the third embodiment of the present invention.

Figure 39 is a perspective exploded view of a fourth embodiment of the present invention.

Figure 40 is a perspective view of a fourth embodiment of the present invention.

Figure 41 is a plan view showing the second row of terminals of the fourth embodiment of the present invention.

Figure 42 is a perspective view showing the expansion of the two terminals of the fourth embodiment of the present invention.

Figure 43 is a plan view showing the overlapping of two terminals of the fourth embodiment of the present invention.

Figure 44 is a perspective view showing the manufacturing flow of the fourth embodiment of the present invention.

Figure 45 is a perspective view showing the manufacturing flow of the fourth embodiment of the present invention.

Figure 46 is an exploded perspective view showing a first variation of the fourth embodiment of the present invention.

Figure 47 is an exploded perspective view showing a second variation of the fourth embodiment of the present invention.

Figure 48 is a plan view showing the development of two rows of terminals in a second variation of the fourth embodiment of the present invention.

Figure 49 is a perspective view showing the second row of terminals of the second variation of the fourth embodiment of the present invention.

Figure 50 is a plan view showing the arrangement of two rows of terminals in a second variation of the fourth embodiment of the present invention.

Figure 51 is a perspective view showing a manufacturing flow of a second variation of the fourth embodiment of the present invention.

Figure 52 is a perspective view showing a manufacturing flow of a second variation of the fourth embodiment of the present invention.

Figure 53 is a perspective view showing the expansion of the second row of terminals of the third variation of the fourth embodiment of the present invention.

Figure 54 is a perspective exploded view of a fifth embodiment of the present invention.

Figure 55 is a perspective view showing the manufacturing flow of the fifth embodiment of the present invention.

Figure 56 is a perspective view showing the manufacturing flow of the fifth embodiment of the present invention.

Figure 57 is a perspective view showing the manufacturing flow of the fifth embodiment of the present invention.

Figure 58 is a perspective view showing the manufacturing flow of the fifth embodiment of the present invention.

Figure 59 is a side sectional view showing a sixth embodiment of the present invention.

Figure 60 is a perspective cross-sectional view of the back cover of the sixth embodiment of the present invention.

1 to FIG. 7 is a first embodiment of the present invention. The embodiment is a bidirectional double-sided USB TYPE-C 3.0 electrical connection plug, which is provided with two insulating bases 10, two rows of terminals 20, and a metal partition. The board 30, the two grounding members 40, and a metal casing 50, wherein:

The insulating base 10 is integrally provided with a base portion 11 and a pair of connecting portions 12, and the abutting portion 12 is connected to the front end of the base portion 11. The inner surface of the base portion 11 of the two insulating base bodies is provided with a joint surface 111 abutting, and an insulating seat The body is provided with a card hole 151 and is locked with a post 152 of another insulating seat. The rear portion of the base portion 11 is higher than the front portion and the outer portion of the rear portion is provided with a latching block 113. The mating portion 12 is provided with a bottom plate 121 and two side plates 122. The side plate 122 is connected to the left and right sides of the bottom plate 121. The lower surface of the inner surface of the bottom plate 12 is provided with a low surface 144 and the rear surface is provided with a high surface 143. The low surface 144 is provided with three through holes 145, and the inner surface of the insulating base 10 is provided. A row of the partitions 141 is divided into a row of front and rear extending terminal slots 142. The terminal slots 142 extend from the base 11 to the abutting portion 12 and can be inserted into the terminals from the upper and lower directions. The outer surface of the bottom plate 12 is provided with a concave surface 148 and corresponds to The three through-holes 145 are provided with three concave surfaces 147. The three concave surfaces 147 are more concave than the three concave surfaces 148. The two sides of the two insulating bases 20 are integrally connected with a plastic bridge 146. When the insulating base 20 is flipped at 180 degrees, the two insulating bases 20 are superposed on each other. The bonding surface of the base portion of the second insulating base member 111 abuts the second insulating The front side of the two side plates 122 of the abutting portion 12 of the seat body are relatively joined to each other and the middle portion is lower and has an opening 124. A connecting groove 125 is formed between the inner faces of the bottom plate 121 of the two insulating seat bodies.

The two rows of terminals 20 are assembled into the two rows of terminal slots 142 of the two insulating bases 10 in the lower direction. The two rows of terminals 20 are each twelve, as shown in FIG. 55, the upper row of terminals is denoted by A, and the contact circuit The serial numbers are arranged from right to left in the order of A1, A2, A3...A12, and the lower row terminals are indicated by B. The serial number of the contact circuit is sequentially arranged from right to left as B12, B11, B10...B1, and each terminal 20 is preceded by Then, a spring portion 22, a fixing portion 23 and a pin 24 are integrally provided. The front portion of the spring portion 22 corresponds to the recessed portion 123 of the connecting portion and is bent and provided with a contact portion 221 protruding from the upper surface 143. The spring portion 22 can be bounced up and down. The rear portion 223 of the spring portion and the fixing portion 23 abut against the bottom surface of the terminal slot 142. The depth of the terminal slot 142 is greater than the thickness of the material of the terminal. The rear portion 223 and the fixing portion 23 of the spring portion are trapped in the terminal groove 142, and the fixing portion 23 is further processed to form a fixing structure 140, and the fixing structure 140 covers the fixing portion 23 of the row of terminals 20 and presents a fixing portion Slightly recessed in the plane of the joint surface 111, the pin 24 extends horizontally from the rear end of the base, and the front fixing The front end of the 21 is an electroless plating layer 25 exposing the front end of the insulating base 10. The contact portions 221 of the two rows of terminals are arranged at equal intervals according to the point circuit number, and the same contact circuit numbers of the two rows of contact portions are arranged in opposite directions. .

The serial number of the USB TYPE-C contact circuit specified by the USB Association is as follows: 1 and 12 are a pair of grounding terminals arranged symmetrically in the left and right, 4 and 9 are a pair of power terminals arranged symmetrically in the left and right, 2, 3 as a pair High-dividance signal terminals (TX+, TX-), 10, 11 are another pair of high-difference signal terminals (RX+, RX-), and 6, 7 are a pair of low-difference signal terminals (D+, D-), 5 8 is a detection terminal, wherein the ground terminal and the power terminal have a large current demand for transmission, and the other terminals do not have a large current demand. In this design, the second row of terminals are A1, A4, A9, A12, B1, B4, B9, B12's bounce The width of the rear portion 223 to the pin 24 is wider than the other terminals.

The metal partition plate 30 is disposed between the two insulating bases 10 and is coupled to the fixing portion 40. The metal partition plate 30 is provided with a main plate surface 31. The left and right sides of the main plate surface 31 are integrally extended with an elastic buckle 33. And extending backwards integrally, a horizontal pin 32 is provided, and the elastic buckle 33 can be elastically moved corresponding to the opening 124.

The two grounding members 40 are respectively disposed on the outer surface of the bottom plate 121 of the abutting portion 12 of the two insulating bases 10. The grounding member 40 is provided with a positioning piece 42 and a twisting piece 45. The twisting piece 45 is disposed on the positioning piece. The middle and the U-shaped front and rear direction are curved. The twisting piece 45 is integrally connected with three elastic pieces 41. The three elastic pieces 41 can be bounced up and down, and any two elastic pieces 41 are formed with a U-shaped piece, and the grounding piece 40 is The positioning piece 42 and the twisting piece 45 are placed on the concave surface 148 outside the bottom plate 121. The three elastic pieces 41 pass through the three through holes 145 to protrude the lower surface 144.

The metal casing 50 is formed by metal drawing and drawing, and covers the two insulating bases 10 and abuts the two grounding members 40. The metal casing 50 is provided with a four-boil main casing 51 and a positioning portion 52. The four main bread shells 51 cover the abutting portions 12 of the two insulating bases 10 and form a pair of joint structures. The mating structure can be positioned in the front and back directions in a pair of electrical connectors. The positioning portion 52 is closer to the four bread masters. The housing 51 is high and is provided with a card hole 53 that locks the block 113.

The manufacturing method of this embodiment is as follows:

Referring to FIG. 8, the two rows of terminals 20 are provided. The two rows of terminals 20 are adjacently arranged by stamping the same metal sheet, and both ends are connected to a strip 60. The strip 60 is provided with a sub-tape 68. Connecting the upper row of terminals, the same number of the same circuit of the second row of terminals 20 are arranged in the same direction; the two insulating bases 10 are provided, and the two insulating bases 10 are integrally molded by plastic injection, and the two insulating bases 20 are 20 One side of the base 11 is integrally provided with a plastic material bridge 146 connected to each other.

Referring to FIG. 9 , the two rows of terminals 20 are assembled into the two rows of terminal slots 142 of the two insulating bases 10 in the up and down direction. The rear portion 223 of the two rows of terminals 20 and the fixing portion 23 are at the same level. The depth of the terminal groove 142 is greater than the material thickness of the terminal 20 in the bottom surface of the two rows of the terminal slots 142 of the two insulating bases 10, so that the rear portion 223 of the spring portion and the fixing portion 23 are trapped in the terminal groove 142.

Referring to FIG. 10, the fixing portion 140 is formed by the positional sealing of the fixing portion 23, and the fixing portion 140 covers the fixing portion 23 of the row of terminals 20 and is slightly recessed in the plane of the joint surface 111.

Referring to FIG. 11, the metal separator 30 is then placed on the fixing portion 140 of the insulating base 10. At this time, the strips 60 of the front end of the two rows of terminals are cut off, and one of the other insulating bases 10 is placed. The sub-band of the rear end of the row of terminals 20 is cut.

Referring to FIG. 12, the insulating base 20 separated from the strip is flipped over 180 degrees to be overlapped with another insulating base 20. The two insulating bases 20 are superposed one on top of the other. The same contact circuit serial number is arranged in reverse order.

Then, the two grounding members 40 are assembled on the outer surface of the abutting portion 12 of the two insulating bases 10, and finally the metal outer casing 50 is assembled and fixed to the two insulating base bodies 10 by front and rear assembly.

Furthermore, the fixing structure of the fixed terminal 20 of the two insulating base body 20 can also be thermally melted to thermally fuse the gap between the terminal slots 142 to lock the terminal, or the terminal slot 142 is provided with a card slot structure. The direction is placed in the terminal slot and then displaced in the front-rear direction. Even if the fixing portion of the terminal can be locked by the card slot structure.

From the above configuration, the present invention has the following advantages:

1. Since the rear portion 223 of the spring portion of the second row of terminals and the fixing portion 23 are at the same level, the terminal is adhered to the terminal. The bottom surface of the groove can be easily assembled and simplified in stamping, and the manufacturing cost is reduced, and the rear portion of the spring portion of the terminal is horizontally abutted against the bottom surface of the terminal groove to have the middle arm support effect, and the positive force and elasticity of the terminal contact are increased.

The two plastic seats 10 are integrally molded and are integrally connected by the plastic material bridge 146, so that the assembly rate is doubled.

3. The grounding terminal and the power terminal have a large current demand for transmission. In this design, the rear section 223 to the pin 24 of the spring portion A1, A4, A9, A12, B1, B4, B9, B12 of the second row of terminals The board width is wider than the other terminals.

Referring to FIG. 13 to FIG. 15 , it is a first variation of the first embodiment, which is substantially the same as the first embodiment, wherein the difference is that the lower insulation base 10 is separately disposed on the variation implementation, and is not provided integrally. The connecting plastic piece 穚, the positioning piece 42 of the grounding member 40 and the twisting piece 45 enclose a frame.

Referring to FIG. 16, which is a second variation of the first embodiment, which is substantially the same as the first variation of the first embodiment, wherein the difference is that all the terminals in the two rows of terminals 20 of the variation are of the same width and thickness.

Referring to FIG. 17 and FIG. 18, it is a third variation of the first embodiment, which is substantially the same as the first variation of the first embodiment, wherein the difference is that the ground terminal (A1) of the two rows of terminals 20 is implemented by the variation. , A12, B1, B12) and the power terminals (A4, A9, B4, B9) are light and the other terminals are wide and thick, and the positioning piece 42 of the grounding member 40 and the twisting piece 45 enclose a frame, the twist The movable piece 45 is not provided with a U-shaped curved shape.

Referring to FIG. 19 and FIG. 20, it is a fourth variation of the first embodiment, which is substantially the same as the third variation of the first embodiment, wherein the difference is that the second row of terminals 20 of the variation is thicker. Moreover, the front end of the contact terminal of the wide ground terminal (A1, A12, B1, B12) and the power supply terminal (A4, A9, B4, B9) is inclined so that the end portion is short and does not abut the bottom plate 121, and is thinner and narrower. The front end of the contact portion of the other terminal is inclined to abut the bottom plate 121.

Referring to FIG. 21 and FIG. 22, it is a fifth variation of the first embodiment, which is substantially the same as the first embodiment, wherein the difference is that the high-distance signal terminal of the upper row of terminals 20 of the present variation is only provided with a pair. High-dividance signal terminal (TX+, TX-) A2/A3, and the high-differential signal terminal of the lower row terminal 20 is only provided with a pair of high-difference signal terminals (RX+, RX-) B10/B11, and the upper row of terminals 20 is provided with a pair of low-division signal terminals (D+, D-) A6/A7, and the lower row of terminals 20 is not provided with a pair of low-difference signal terminals (D+, D-) B6/B7.

Referring to FIG. 23 to FIG. 26, which is a second embodiment of the present invention, the embodiment is a bidirectional double-sided USB TYPE-C 2.0 electrical connector plug, which is substantially the same as the first embodiment, wherein the difference lies in: The row terminal 20 is provided with seven A1, A4, A5, A6, A7, A9, A12, etc., and the lower row terminal 20 is provided with five B1, B4, A5, B9, B12, etc., and the base of the insulating base 10 below. The base 11 of the upper insulating base 10 extends rearwardly to protrude a pad 114. The pad 114 is provided with a row of pin grooves 115 and four U-shaped grooves 116; one pair of the lower rows of terminals 20 The pins 24 of the power terminals B4/B9 are integrally connected to a U-shaped connecting piece 208. The pins 24 of the pair of grounding terminals B1/B12 are integrally connected with a U-shaped connecting piece 208, and the two U-shaped connecting pieces 208 are extended backwards. The pin of the intermediate terminal has a large U-shaped small U shape, and the two U-shaped connecting pieces 208 and the pins of the lower row of terminals have a height difference; one of the upper row of terminals 20 is opposite to the power terminal A4/A9. 24 is integrally connected to a U-shaped connecting piece 208. The pair of grounding terminals B1/B12 are integrally connected with a U-shaped connecting piece 208. The two U-shaped connecting pieces 208 extend rearwardly around the intermediate terminal. The pin has a large U-shaped U-shaped shape, and the two U-shaped connecting pieces 208 are bent by 90 degrees so that the left and right extensions of the two U-shaped connecting pieces 208 and the upper row The pins of the terminals are in a height difference. When the two insulating bases 10 are stacked one on another, the pins 24 of the two rows of terminals are arranged in a flat arrangement on the row of the pin grooves 115, wherein the upper and lower aligned A1 and B12 are The grounding terminals, A12 and B1 are all grounding terminals, and both A4 and B9 are power terminals, so the pins 23 of the four pairs of terminals are juxtaposed horizontally or adjacent to the pin grooves 115 arranged in the pads 114.

The manufacturing method of this embodiment is as follows:

Referring to FIG. 26, the two rows of terminals 20 are provided, and the two rows of terminals 20 are adjacently arranged by stamping the same metal piece. The front ends of the two rows of terminals 20 are connected to a strip 60, and the lower row of terminals 20 are compared. A strip U is connected to the left and right sides of the large U-shaped connecting piece 208, and the pins 24 of the terminals B1/B4, B4/B5, and B9/B12 are connected by a dummy tape 215, and the fixing portion of the terminal B12/A1 is used. The dummy strips 215 are connected, and the same joint circuit serial numbers of the two rows of terminals 20 are arranged in the same direction in sequence; the two insulating base bodies 10 are provided, and the two insulating base bodies 10 are integrally molded by plastic injection, and the two insulating base bodies are formed. A plastic material bridge 146 is integrally connected to one side of the base 11 of the 20th.

Referring to FIG. 27, the two rows of terminals 20 are assembled into the two rows of terminal slots 142 of the two insulating bases 10 in the up and down direction. The rear portion 223 of the two rows of terminals 20 and the fixing portion 23 are at the same level. The depth of the terminal groove 142 is greater than the material thickness of the terminal 20 in the bottom surface of the two rows of the terminal slots 142 of the two insulating bases 10, so that the rear portion 223 of the spring portion and the fixing portion 23 are trapped in the terminal groove 142.

Referring to FIG. 28, the fixing portion 140 is formed by the positional sealing of the fixing portion 23, and the fixing portion 140 covers the fixing portion 23 of the row of terminals 20 and is slightly recessed in the plane of the joint surface 111.

Referring to FIG. 29, each of the dummy strips 215 is cut away, and the metal separator 30 is placed on the fixing portion 140 of the insulating base 10, and the strips 60 at the front ends of the two rows of terminals are cut off.

Referring to FIG. 30, the insulating base 10 separated from the strip is flipped over 180 degrees to be overlapped with another insulating base 10. The two insulating bases 10 are superposed one on top of the other. The same contact circuit serial number is arranged in reverse order.

Referring to Figure 31, the strip 60 attached to the lower row of terminals is cut away.

Furthermore, the fixing structure of the fixed terminal 20 of the two insulating base 10 can also be thermally melted to thermally fuse the partition between the terminal slots 142 to lock the terminal, or the terminal slot 142 is provided with a card slot structure. The direction is placed in the terminal slot and then displaced in the front-rear direction. Even if the fixing portion of the terminal can be locked by the card slot structure.

The terminals of the same pair of circuits of the lower row of terminals 20 of the present embodiment are integrally connected by the U-shaped connecting piece 208, so that the pin bonding wires can be reduced.

Referring to FIG. 32, it is a first variation of the second embodiment, which is substantially the same as the second embodiment, wherein the difference is that the lower insulation base 10 is separately disposed on the variation implementation, and the integrally connected plastic is not provided. Information.

Referring to FIG. 32A, it is a second variation of the second embodiment, which is substantially the same as the second embodiment, wherein the difference is that the present modification does not provide a metal spacer, but the left and right side plates of the metal housing 50 are each pierced. An elastic buckle 53 is disposed on the inner protrusion, and the elastic buckle 53 is provided with a protruding buckle 531.

33 to FIG. 38 are a third embodiment of the present invention. The embodiment is a bidirectional double-sided USB TYPE-C 3.0 electrical connector plug, which is substantially the same as the first embodiment, wherein the difference is: the two rows of terminals 20 and a plurality of grounding members 40 are stamped from the same metal sheet, and at the same time, the two insulating base bodies 10 are embedded and fixed, and the front end portion 21 of the two rows of terminals 20 and the fixing portions of the plurality of grounding members 40 are The bottom plate 121 fixed to the abutting portion 12 is embedded, and the base of the two insulating base bodies 20 is integrally provided with a plastic The rubber bridges 146 are connected to each other. When the insulating base 20 is flipped at 180 degrees, the two insulating bases 20 are superposed one on top of the other.

39 to FIG. 45 are a fourth embodiment of the present invention. The embodiment is a bidirectional double-sided USB TYPE-C 2.0 electrical connector plug, which is substantially the same as the second embodiment, wherein the difference is: The depth of the terminal groove 142 of the base 11 of the insulating base 10 is substantially the same as the thickness of the material of the terminal 20. When the two rows of terminals 20 are placed in the terminal slots 142 of the two insulating bases 10, the fixing portions 23 of the two rows of terminals 20 The lower end of the insulating base 10 is provided with a recess 117 for placing a resistor 80. The resistor 80 can be electrically connected to the terminal slot 142 of the base 11 of the second insulating base 10. The two terminals, the two rows of terminals 20 are vertically aligned with A1 and B12 as ground terminals, A12 and B1 are ground terminals, A4 and B9 are power terminals, and the fixed portions 23 of the four pairs of terminals abut each other and are connected to each other. 24 is horizontally arranged in parallel or adjacent to the pin groove 115 arranged in the pad 114. Further, the fixing portion 23 of the grounding terminal A12/B1 is integrally connected with a metal bridge 220. The resistor 80 is connected. Electrically connect the terminal.

In addition, in this embodiment, a metal inner casing 70 is sleeved on the abutting portion 12 of the two insulating bases 10. The two sides of the metal inner casing 70 are respectively protruded inwardly to provide an elastic buckle 71. The elastic buckle 53 is provided. A protruding buckle 711 is disposed. The upper and lower plates of the metal inner casing 70 are respectively provided with two grounding elastic pieces 73. The grounding elastic piece 73 is provided with a protruding contact portion 731.

The manufacturing method of this embodiment is as follows:

Referring to FIG. 41 and FIG. 42 , the two rows of terminals 20 are arranged adjacent to each other by stamping the same metal piece. The rear end of the upper row of terminals 20 is connected to a strip 60 and the front end is connected to a sub-piece. The material belt 68 is connected to the two sub-material strips 68 at the front end of the lower row of terminals 20, and the metal bridge 220 is integrally connected to one side of the fixing portion 23 of the grounding terminal A12/B1.

Referring to FIG. 43, the lower row of terminals 20 is flipped down by 180 degrees to be superposed below the upper row of terminals 20.

Referring to FIG. 44, the stacked two rows of terminals 20 are placed in the terminal slots 142 of the insulating base 10 below.

Referring to FIG. 45, the upper insulating base 10 is flipped over 180 degrees to be superposed on the lower insulating base 10. At this time, the fixing portions 23 of the upper and lower aligned terminals of the two rows of terminals 20 are abutted and positioned to each other. The staggered terminal abuts the joint surface of the insulating base 10.

Referring to FIG. 46, it is a first variation of the fourth embodiment, which is substantially the same as the fourth embodiment, wherein the difference is that the upper row of terminals 20 has no terminals A6 and A7, and the upper and lower rows of terminals are five. .

Referring to FIG. 47 to FIG. 52, it is a second variation of the fourth embodiment, which is substantially the same as the fourth embodiment, wherein the difference lies in: one of the lower row terminals 20 of the present variation is applied to the power terminal B4/B9. The pin 24 is integrally connected to a U-shaped connecting piece 208. The pair of grounding terminals B1/B12 are integrally connected with a U-shaped connecting piece 208. The two U-shaped connecting pieces 208 extend rearwardly around the intermediate terminal. The foot has a large U-shaped U-shaped shape, and the two U-shaped connecting pieces 208 are bent by 90 degrees so that the left and right extensions of the two U-shaped connecting pieces 208 and the pins 24 of the lower row of terminals are in a height difference, and the U-shaped The left and right extensions of the connecting piece 208 are connected with a dummy tape 215, and the left and right extensions of the two U-shaped connecting pieces 208 are inserted into the grooves 118 of the pad 114.

Referring to FIG. 53, which is a third variation of the fourth embodiment, which is substantially the same as the second variation of the fourth embodiment, wherein the difference is that the fixing portion of the terminal B12/B9 of the terminal 20 is disposed under the variation. 23 is provided with a dummy tape 215 connected, and the fixing portion 23 of the terminal B4/B1 is connected with a dummy tape 215.

Referring to FIG. 54 to FIG. 58 , a fifth embodiment of the present invention is a bidirectional double-sided USB TYPE-C 3.0 electrical connector plug, which is provided with two insulating bases 10, two rows of terminals 20, and a metal partition. The board 30, the set of frame bodies 83, and a metal case 50 are substantially the same as the first embodiment and the fourth embodiment. The difference in this embodiment is that the insulating base 10 is provided with a base 11, the two The inner surface of the base 11 of the insulating base body is provided with a joint surface 111, and the two rows of terminals 20 are embedded and fixed to the two insulating base bodies 10. The spring portion 22 of the two rows of terminals 20 protrudes from the two The fixing portion 23 of the grounding terminal A1/B1 of the row of terminals 20 is provided with an integrally connected metal bridge 220. The socket frame 83 is provided with upper and lower plates and two side plates to form a frame. The socket frame 83 The front end of the base 11 of the two insulating bases is sleeved.

The manufacturing method of this embodiment is as follows:

Referring to FIG. 55, the two rows of terminals 20 are provided. The two rows of terminals 20 are adjacently arranged by stamping the same metal piece. The rear ends of the two rows of terminals 20 are connected to a strip 60, and the same contacts of the two rows of terminals 20 are provided. The circuit serial numbers are arranged in the same direction in sequence, and a metal bridge 220 is integrally connected to the fixing portion 23 of the grounding terminal A1/B12. The metal material bridge 220 is provided with a convex portion 27, and the convex portion 27 is fixed to the terminal. The department is at a height difference.

Referring to FIG. 56, the two rows of terminals 20 are simultaneously embedded and fixed with the two insulating bases 10. The convex portion 27 of the metal bridge 220 and the joint surface 111 of the base 11 of the two insulating bases are flush. ,

The lower row of terminals 20 is flipped down by 180 degrees to be superposed below the upper row of terminals 20.

Referring to FIG. 57, the metal separator 30 is placed on the inner surface of an insulating base 10.

Referring to FIG. 58, the upper insulating base 10 is flipped 180 degrees and superposed on the lower insulating base 10. At this time, the same contact circuit numbers of the two rows of terminals 20 are sequentially arranged in opposite directions.

Referring to FIG. 59 and FIG. 60, it is a sixth embodiment of the invention. This embodiment is a two-way double-sided USB. The TYPE-C 3.0 electrical connection socket is provided with an insulating base 10, two rows of terminals 20, a metal partition 30, a grounding member 40, two insulating layers 90 and a metal casing 50, wherein:

The insulating base 10 is provided with a base 11 and a pair of connecting portions, and the abutting portion is a tongue plate 12.

The two insulating layers 70 are superposed on the upper and lower surfaces of the metal separator 30. The two rows of terminals 20 are further laminated on the two insulating layers 70. The two rows of terminals, the two insulating layers 70, and a metal are stacked one above another. The partition plate 30 is integrally fixed to the insulating base 10 and extends from the base 11 to the tongue plate 12.

Each of the two rows of terminals 20 is twelve. Each of the terminals 20 is integrally provided with a front end portion 21, a contact portion 221, a fixing portion 23, a rear extension portion 25 and a pin 24, and the contact portion 221 is flat. The abutting portion 12 is not bounced and exposed, and the pin 24 extends out of the base 11. The fixing portion 23 is disposed between the pin 24 and the contact portion 21, and the front end portion 21 and the contact portion 21 are bent. The front end portion 21 of the two rows of terminals 20 are vertically aligned and at a height interval, and the front end of the front end portion 21 is an electroless plate section 25, and the contact portion of the two rows of terminals 20 is folded into the tongue plate 12. 21 is exposed on the two connecting faces of the tongue plate 12 and aligned vertically. The contact portions of the two rows of terminals are arranged at equal intervals according to the point circuit number.

The metal casing 50 covers the insulating seat body 10. The metal casing 50 is provided with a four-boil main casing. The four bread main casings form a connecting groove 55 with the front end of the base 11. The tongue plate 12 is horizontally suspended. The connecting groove 55 has a central height and extends forward. The connecting groove 55 forms a mating structure with the tongue plate 12, and can be electrically connected to the male and female sides for electrical connection and positioning.

The grounding member 40 is disposed at a rear portion of the tongue plate 12.

The last leg of the pin 24 of the upper row of terminals is a row of horizontal pins, and the last segment of the pin 24 of the lower row of terminals is two rows of vertical straight legs arranged in a front-rear direction, and the front leg portion 241 of the lower row of terminals protrudes After the pedestal 11 is flush with the insulating layer 70 in the front-rear direction, it is bent downward and is bent in a front-to-back equidistance. The rear legs 241 are arranged in two rows of vertical straight legs arranged in a front-rear direction.

Thereby, it can be achieved that the lower row of terminals 20 have the same pull length, so that the same strip 60 can be connected at the pin end.

In addition, a two-piece rear cover structure is provided with first and second rear covers 18 and 19 sets. The first and second rear covers 18 and 19 are provided with a zigzag joint structure and are two rows of front and rear insertion holes 181 and 182. Two rows of vertical legs for the lower row of terminals are passed through.

The specific embodiments set forth in the detailed description of the preferred embodiments are merely illustrative of the technical content of the present invention, and are not intended to limit the scope of the present invention to the embodiment. The scope of the situation can be implemented in various changes.

10‧‧‧Insulated body

11‧‧‧ base

12‧‧‧Docking Department

121‧‧‧floor

143‧‧‧ high face

144‧‧‧Low face

142‧‧‧Terminal slot

121‧‧‧floor

125‧‧‧connection slot

20‧‧‧ terminals

22‧‧‧Bounce Department

23‧‧‧ Fixed Department

24‧‧‧ pins

123‧‧‧ recessed area

143‧‧‧ high face

221‧‧‧Contacts

223‧‧‧The rear section of the bombing department

140‧‧‧Fixed construction

24‧‧‧The pin

30‧‧‧Metal partition

Claims (15)

A two-way double-sided electrical connector includes: a second insulating base body integrally provided with a base portion and a pair of connecting portions, the butting portion is connected to the front end of the base portion, and the butting portion is provided with a bottom plate and two side plates, The inner surface of the base of the two insulating base body is provided with abutting surfaces abutting each other to form a connecting groove, and a connecting groove is formed between the bottom plates of the abutting portions of the two insulating base bodies, and the lower part of the bottom plate is provided with a low surface and a rear section The two side plates of the abutting portion of the two insulating bases abut each other to form a frame body, and the two insulating seats are provided with a row of partition walls separated into a row of front and rear extending terminal slots, the terminal slot The base extends to the abutting portion and can be inserted into the terminal from the upper and lower sides; the second row of terminals are assembled into the two rows of terminal slots of the two insulating bases in the upper and lower directions, and the terminals are integrally provided with a spring from the front and the rear. a front portion, a fixing portion and a pin, the front portion of the spring portion corresponds to the abutting portion and is bent and provided with a contact portion protruding upward and downward from the high surface, the spring portion can be bounced up and down, the rear portion of the spring portion is fixed The department is at the same level a bottom surface of the sub-slot, the depth of the terminal slot is greater than a thickness of the material of the terminal, so that the rear portion and the fixing portion of the spring portion are trapped in the terminal slot, and the insulating base body is provided with a fixing portion for fixing the row of terminals. The rear portion of the spring portion of the row of terminals can still abut against the bottom surface of the terminal slot, and the pin extends to the rear end of the base portion. The same contact circuit number of the contact portion of the two rows of terminals is opposite to each other. And a metal casing covering the two insulating bases and having a four-boil main casing, the four main shells shielding the abutting portions of the two insulating seats and forming a pair of joint structures, The docking structure can be positioned in both positive and negative directions on a pair of electrical connectors. The two-way double-sided electrical connector according to claim 1, wherein the fixing structure of the insulating base is formed by secondary processing after assembling the row of terminals. A two-way double-sided electrical connector includes: a second insulating base body integrally provided with a base portion and a pair of connecting portions, the butting portion is connected to the front end of the base portion, and the butting portion is provided with a bottom plate and two side plates, The inner surface of the base of the two insulating base body is provided with abutting surfaces abutting each other to form a connecting groove, and a connecting groove is formed between the bottom plates of the abutting portions of the two insulating base bodies, and the lower part of the bottom plate is provided with a low surface and a rear section The two side plates of the abutting portion of the two insulating bases abut each other to form a frame body, and the two insulating seats are provided with a row of partition walls separated into a row of front and rear extending terminal slots, the terminal slot The base extends to the abutting portion and can be inserted into the terminal from the upper and lower sides; the second row of terminals are fixedly disposed on the two insulating bases, and the terminal is integrally provided with a spring portion, a fixing portion and a front portion a pin, the front portion of the spring portion corresponds to the abutting portion and is bent and provided with a contact portion protruding upward and downward from the high surface, the spring portion can be bounced up and down, and the fixing portion is fixed to the base of the insulating base body, The pin extends to the rear end of the base to be exposed The same contact circuit serial numbers of the contact portions of the two rows of terminals are arranged in opposite directions to each other; and a metal outer casing covering the two insulating base bodies and provided with a four-bread main casing, the four main bread shells are shielded The abutting portions of the two insulating bases and the two form a mating structure, the docking structure can be positioned in the forward and reverse directions in a pair of electrical connectors; wherein at least one of the two rows of terminals is integrally connected with a terminal of the same circuit A connecting piece that extends rearwardly around the pin of the intermediate terminal. A two-way double-sided electrical connector includes: a second insulating base body integrally provided with a base portion, the mating portion is connected to the front end of the base portion, and the mating portion is provided with a bottom plate and two side plates, the two insulating seats The inner surface of the base portion is provided with abutting surfaces abutting each other and superposed one on top of the other; a socket body, the socket frame is disposed at a front end of the base of the two insulating base body, and is provided with an upper and lower plate body and two side plates, wherein the socket frame forms a connecting groove and two rows of terminals, the two The terminal is fixedly disposed on the two insulating bases. The terminal is integrally provided with a spring portion, a fixing portion and a pin from the front to the rear. The front portion of the spring portion corresponds to the butt portion and is bent to be vertically protruded. a contact portion, the spring portion can be bounced up and down, the fixing portion is fixed to the base of the insulating base body, the pin extends to the rear end of the base portion, and the same contact circuit number of the contact portion of the two rows of terminals is And a metal outer casing covering the two insulating bases and having a four-boil main casing, the four main bread shells shielding the abutting portions of the two insulating seats and forming a pair of the two The mating structure can be positioned in the forward and reverse directions in a pair of electrical connectors. The two insulating bases are connected to each other by a connecting bridge, so that the two insulating bases are injection molded of disposable plastic. The two-way double-sided electrical connector according to claim 1, wherein the two insulating bases are connected to each other by a connecting bridge, so that the two insulating bases are injection molded of disposable plastic. The two-way double-sided electrical connector according to claim 1, wherein the two insulating bases are connected to each other by a connecting bridge, so that the two insulating bases are injection molded of disposable plastic. The bidirectional double-sided electrical connector described in claim 4 or 5 or 6 may be one of the following a and b: a. wherein the connecting bridge is a plastic material bridge, the plastic material The bridge and the two insulating bases are integrally formed by plastic injection; b. wherein the connecting material bridge is a metal material bridge, and the metal material bridge integrally connects the terminals of the same circuit of one of the two rows of terminals. The two-way double-sided electrical connector according to claim 1, wherein at least one pair of terminals of the same circuit are integrally connected with a U-shaped connecting piece, and the U-shaped connecting piece extends rearwardly around the intermediate terminal. The pin. The bidirectional double-sided electrical connector of claim 3, wherein the U-shaped connecting piece of the row of terminals has a height difference from the horizontally-connected pin of the row of terminals. The two-way double-sided electrical connector according to claim 1, which may be one of the following a to c: a. wherein the fixing structure is formed by a sealant; b. wherein the fixed structure is formed by hot melt. ;c. The fixed structure is a card slot structure, and the terminal is displaced in the front-rear direction after being placed in the terminal slot in the up-and-down direction, even if the fixing portion of the terminal can be locked by the card slot structure. The two-way double-sided electrical connector according to claim 1 or 3 or 4 may be one of the following a to c: a. wherein a metal partition is disposed between the two insulating bases. The two sides of the metal partition are integrally connected with a spring clip extending into the two sides of the connecting groove; b. wherein the two insulating bases are provided with a metal partition, and the two sides of the metal partition are integrally connected with a spring card. The buckle extends into the two sides of the connecting groove. The two-way double-sided electrical connector according to claim 1 or 3, wherein at least one grounding member is disposed between the two insulating bases and the outer metal shell, and the grounding member is connected to the at least one elastic piece to protrude. Lower the surface and extend into the connecting groove. The two-way double-sided electrical connector according to claim 4, wherein the upper surface of the upper and lower plates is provided with a low surface and the rear portion is provided with a high surface, and the contact portion of the row of terminals protrudes from the height The grounding member is provided with at least one grounding member between the two insulating bases and the outer metal shell, and the grounding member is connected to the at least one elastic piece to protrude from the low surface and protrude into the connecting groove. The two-way double-sided electrical connector according to claim 4, which may be one of the following a to c: a. wherein the front end of the base of the two insulating base body is integrally provided with a pair of joint portions, and the butt joint portion is provided with a bottom plate. And the two side plates, the two side plates of the abutting portion of the two insulating seats abut against each other to form the socket frame; b. wherein the socket frame is assembled to the front end of the base of the two insulating seats. The two-way double-sided electrical connector according to claim 1 or 3 or 4, may be one of the following a to c: a. wherein the two rows of terminals are respectively provided with a pair of grounding terminals and a For the power terminal, the pair of grounding terminals and the pair of power terminals are wider from the rear to the other than the other terminals; b. wherein the two rows of terminals are respectively provided with a pair of grounding terminals and a pair of power terminals, The pair of grounding terminals and the pair of power terminals have a wider and thicker plate surface than the other terminals.