WO2019001586A1 - Connecteur électrique double face - Google Patents

Connecteur électrique double face Download PDF

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Publication number
WO2019001586A1
WO2019001586A1 PCT/CN2018/094123 CN2018094123W WO2019001586A1 WO 2019001586 A1 WO2019001586 A1 WO 2019001586A1 CN 2018094123 W CN2018094123 W CN 2018094123W WO 2019001586 A1 WO2019001586 A1 WO 2019001586A1
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WO
WIPO (PCT)
Prior art keywords
terminals
terminal
insulating
rows
row
Prior art date
Application number
PCT/CN2018/094123
Other languages
English (en)
Chinese (zh)
Inventor
蔡周贤
Original Assignee
捷利知产股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 捷利知产股份有限公司 filed Critical 捷利知产股份有限公司
Priority to US16/627,507 priority Critical patent/US11038310B2/en
Priority to CN201880044168.9A priority patent/CN110998986B/zh
Publication of WO2019001586A1 publication Critical patent/WO2019001586A1/fr
Priority to PCT/CN2019/075090 priority patent/WO2019158111A1/fr

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02—Contact members
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/64—Means for preventing incorrect coupling
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding  

Definitions

  • the invention relates to an electrical connector, in particular to a positive and negative double-sided electrical connector.
  • the signal interface is performed.
  • the signal interface is, for example, an electrical connector or a complementary electrical connector that interfaces with the electrical connector, wherein the electrical connector is an electrical receptacle and the complementary electrical connector is an electrical connector.
  • the electrical connection connector Before the electrical connection connector and the electrical connection socket are docked, the electrical connection connector 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 Stay function, this function is to ensure that the connection interface on the electrical connector can be in contact with the contact terminals on the electrical connection socket.
  • Stay function a plug-in directionality
  • This foolproof function causes the electrical connection connector to fail to connect with the electrical connection socket, and then the user flips the electrical connection connector to be properly docked. . In other words, this foolproof function causes confusion for the user.
  • 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.
  • the user can interface between the bidirectional electrical connector and the complementary electrical connector in either direction.
  • bidirectional electrical connectors are known to be expensive to manufacture and have low reliability of function. Based on this, 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.
  • a primary object of the present invention is to provide a bidirectional double-sided electrical connector that achieves a two-way electrical connector that reduces manufacturing and assembly costs and has a double-sided docking function.
  • Another main object of the present invention is to provide a bidirectional double-sided electrical connector in which a grounding terminal and a power terminal are arranged in a row of four loose-pin type female fork-type terminals, so that a large board area can be obtained, and The four terminals have ground contacts that are vertically aligned and power contacts that are vertically aligned.
  • the present invention provides a bidirectional double-sided electrical connector, comprising: two insulating bases, the 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 docking A base plate and two side plates are disposed, the base portions of the two insulating base bodies are vertically overlapped, and a connecting groove is formed between the bottom plates of the abutting portions of the two insulating seat bodies, and two sides of the abutting portions of the two insulating seat bodies are formed a pair of frame bodies are abutted against each other, and a pair of spacers are arranged on the inner surface of the two insulating seats to form a row of terminal slots extending forward and backward.
  • the terminal slots extend from the base to the abutting portion and can be inserted into the terminals from the upper and lower directions; Two rows of first terminals, the two rows of first terminals are formed by bending and bending a metal plate, and the two rows of first terminals are assembled into the two rows of terminal slots of the two insulating seats in a lower direction, the terminals are integrated from front to back.
  • a spring portion, a fixing portion and a pin are arranged.
  • the front portion of the spring portion corresponds to the butt portion and is bent and provided with a contact portion protruding in the up and down direction.
  • the spring portion can be vertically moved in a vertical direction.
  • the rear part of the moving part is the same as the fixed part
  • the bottom surface of the terminal slot is flat against the material thickness of the first 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 fixedly fixed.
  • a row of fixing portions of the first terminal, the rear portion of the spring portion of the first row of the first terminal is still slidable against the bottom surface of the terminal slot, and the pin extends to the rear end of the base portion, and the two rows are
  • the same contact circuit of the contact portion of one terminal is arranged in reverse with each other; a row of second terminals, which is a row of loose pin terminals, which are formed by blanking of metal sheets, and the second terminals are integrally provided with two bombs
  • An arm, a fixing portion and a pin, the two elastic arms are in the shape of a harpoon, and the two elastic arms are respectively provided with a centrally protruding contact portion, the two contact portions are vertically aligned at a
  • 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 the first embodiment of the present invention.
  • Figure 4 is a top view of the first embodiment of the present invention.
  • Fig. 5 is a side sectional view showing the first embodiment of the present invention (the terminal 20 is in a spring state).
  • Figure 6 is an exploded perspective view of the first embodiment of the present invention.
  • Figure 7 is an exploded perspective view of the first embodiment of the present invention.
  • Fig. 8 is a perspective view showing the opening of the two insulating base bodies 10 according to 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 a perspective view showing the manufacturing flow of the first embodiment of the present invention.
  • Figure 14 is a perspective view showing the manufacturing flow of the first embodiment of the present invention.
  • Figure 15 is a perspective view showing the manufacturing flow of the first embodiment of the present invention.
  • Figure 16 is a side elevational view of the terminal of the first embodiment of the present invention.
  • Figure 17 is a perspective view showing the opening of the two insulating base bodies 10 according to the first variation of the first embodiment of the present invention.
  • Figure 18 is a perspective view showing the overlapping of the two insulating base bodies 10 according to the first variation of the first embodiment of the present invention.
  • Figure 19 is an exploded perspective view showing a second variation of the first embodiment of the present invention.
  • Figure 20 is a perspective view showing the overlapping of the two insulating base bodies 10 according to the first variation of the first embodiment of the present invention.
  • Figure 21 is an exploded perspective view showing a third variation of the first embodiment of the present invention.
  • Figure 22 is an exploded perspective view showing a fourth variation of the first embodiment of the present invention.
  • Figure 23 is a perspective assembled view of a fourth variation of the first embodiment of the present invention.
  • Figure 24 is a perspective assembled view of a fifth variation of the fifty-second embodiment of the present invention.
  • Figure 25 is an exploded perspective view showing a sixth variation of the fifty-second embodiment of the present invention.
  • Figure 25A is an exploded perspective view showing a seventh variation of the first embodiment of the present invention.
  • Figure 25B is a partial perspective view showing a seventh variation of the first embodiment of the present invention.
  • Figure 26 is an exploded perspective view showing an eighth variation of the first embodiment of the present invention.
  • Figure 27 is an exploded perspective view showing a ninth variation of the first embodiment of the present invention.
  • Figure 28 is a perspective view showing a manufacturing flow of a second embodiment of the present invention.
  • Figure 29 is a perspective view showing a manufacturing flow of a second embodiment of the present invention.
  • Figure 30 is a perspective view showing a manufacturing flow of a second embodiment of the present invention.
  • Figure 31 is a perspective view showing a manufacturing flow of a second embodiment of the present invention.
  • Figure 32 is a perspective view showing a manufacturing flow of a second embodiment of the present invention.
  • Figure 33 is a perspective view showing a manufacturing flow of a second embodiment of the present invention.
  • Figure 34 is a perspective view showing a first variation of the second embodiment of the present invention.
  • Figure 35 is an exploded perspective view showing a first variation of the second embodiment of the present invention.
  • Figure 36 is a top plan view of a grounding member of a first variation of the second embodiment of the present invention.
  • Figure 37 is a top plan view of a grounding member of a second variation of the second embodiment of the present invention.
  • Figure 38 is a top plan view of a grounding member of a third variation of the second embodiment of the present invention.
  • Figure 39 is an exploded perspective view showing a fourth variation of the second embodiment of the present invention.
  • Figure 40 is a perspective view showing a fifth variation of the second embodiment of the present invention.
  • Figure 41 is a perspective view showing a manufacturing flow of a third embodiment of the present invention.
  • Figure 42 is a perspective view showing a manufacturing flow of a third embodiment of the present invention.
  • Figure 43 is a perspective view showing a manufacturing flow of a third embodiment of the present invention.
  • Figure 44 is a perspective view showing a manufacturing flow of a third embodiment of the present invention.
  • Figure 45 is a perspective view showing a manufacturing flow of a third embodiment of the present invention.
  • Figure 46 is an exploded perspective view showing a first variation of the third embodiment of the present invention.
  • Figure 47 is a perspective assembled view of two rows of terminals according to a first variation of the third embodiment of the present invention.
  • Figure 48 is a perspective assembled view of a first variation of the third embodiment of the present invention before secondary processing.
  • Figure 49 is a perspective assembled view of the first variation of the third embodiment of the present invention after secondary processing.
  • Figure 50 is a perspective assembled view of a second variation of the third embodiment of the present invention before secondary processing.
  • Figure 51 is a perspective assembled view of a second variation of the third embodiment of the present invention after secondary processing.
  • Figure 52 is a top plan view showing a second variation of the third embodiment of the present invention before secondary processing.
  • Figure 53 is a side sectional view showing an embodiment of a second variation of the third embodiment of the present invention.
  • Figure 54 is a front elevational view showing a second variation of the third embodiment of the present invention.
  • Figure 55 is a top view of a fourth embodiment of the present invention.
  • Figure 56 is a side sectional view showing the state of the embodiment of the fourth embodiment of the present invention.
  • Figure 57 is a top plan view showing a first variation of the fourth embodiment of the present invention.
  • Figure 58 is a side sectional view showing an embodiment of a first variation of the fourth embodiment of the present invention.
  • Figure 59 is a perspective view of a fifth embodiment of the present invention.
  • Figure 60 is a perspective view of an unassembled outer casing of a fifth embodiment of the present invention.
  • Figure 61 is a perspective view of a sixth embodiment of the present invention.
  • Figure 62 is a perspective view of an unassembled outer casing of a sixth embodiment of the present invention.
  • Figure 63 is a perspective view of a seventh embodiment of the present invention.
  • Figure 64 is a perspective view of an eighth embodiment of the present invention.
  • Figure 65 is a perspective view of a ninth embodiment of the present invention.
  • Figure 66 is a plan view showing a tenth embodiment of the present invention.
  • Figure 67 is a plan view showing the eleventh embodiment of the present invention.
  • Figure 68 is an exploded perspective view showing a twelfth embodiment of the present invention.
  • Figure 69 is an exploded perspective view showing a thirteenth embodiment of the present invention.
  • Figure 70 is an exploded perspective view showing a fourteenth embodiment of the present invention.
  • FIG. 16 is a first embodiment of the present invention.
  • the embodiment is a bidirectional double-sided USB TYPE-C 3.0 electrical connector, which is provided with two insulating bases 10, two rows of contact portions, and a metal separator. 30.
  • 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 body
  • the card hole 151 is locked with the post 152 of the other insulating base.
  • 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 two sides of the bottom plate 122 are 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.
  • the insulating base 10 is provided.
  • the inner surface is provided with a row of partitions 141 separated 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 Three concave surfaces 147 are formed in front of the three through holes 145.
  • the three concave surfaces 147 are more concave than the three concave surfaces 148.
  • the base sides of the two insulating base bodies 20 are integrally provided with a plastic material bridge 146. Connecting, when flipping an insulating base 20 at 180 degrees, the two insulating bases 20 are superposed on each other
  • the joint faces 111 of the base portions of the two insulating bases abut each other, and the front plates of the two side plates 122 of the abutting portions 12 of the two insulating base bodies are relatively joined to each other and have a middle portion and an opening 124.
  • the two insulating seats are A connecting groove 125 is formed between the inner faces of the bottom plate 121.
  • the two rows of contact portions are as shown in FIG. 3, the upper row of contact portions are indicated by A, the contact circuit numbers are sequentially arranged from right to left as A1, A2, A3, ... A12, and the lower row of contact portions are indicated by B, and the contact circuit number is represented by
  • the right-to-left arrangement is sequentially B12, B11, B10...B1, and the two rows of contact portions are arranged at equal intervals according to the number of the contact circuit, and the same contact circuit numbers of the two rows of contact portions are arranged in opposite directions, and the two rows of contacts are arranged.
  • the portion is formed in two rows of terminals 20 and one row of terminals 90.
  • the two rows of terminals 20 are two rows of first terminals, and the row of terminals 90 is a row of first terminals.
  • 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 eight, which are continuous terminals of the sheet bending and punching.
  • a strip is further assembled into the two insulating bases 10.
  • the number of the contact circuits of the upper row of terminals 20 is sequentially arranged from right to left as A2, A3, A5, A6, A7, A8, A10, A11, A2, A3, ...A12
  • the contact circuit number of the lower row terminal 20 is sequentially arranged from right to left as B11, B10, B8, B7, B6, B5, B3, B2, and each terminal 20 is integrally provided with a spring portion 22 from front to back.
  • the front portion of the spring portion 22 corresponding to the recessed portion 123 of the abutting portion and the plate surface is curved with a contact portion 221 protruding upward and downward from the high surface 143, the spring portion 22 can be up and down
  • the depth of the terminal groove 142 is larger than the material thickness of the terminal, so that the rear portion 223 of the spring portion is
  • the fixing portion 23 is trapped in the terminal groove 142, and is further processed to correspond to the position of the fixing portion 23 to form a fixing structure 140.
  • the fixing structure 140 Covering the fixing portion 23 of the row of terminals 20 and forming a plane slightly recessed on the joint surface 111, the pin 24 extends horizontally from the rear end of the base portion, and the front end portion of the front fixing portion 21 is an electroless plating layer 25 to expose the insulation.
  • the rear portion of the spring portion of the terminal is horizontally abutted against the bottom surface of the terminal slot to have a middle arm support effect, that is, the middle fulcrum 224 is formed to support the bottom surface 1421 of the terminal slot, that is, when the contact portion 221 is biased toward the terminal
  • the middle fulcrum 224 is formed to support the bottom surface 1421 of the terminal slot, that is, when the contact portion 221 is biased toward the terminal
  • the row of terminals 90 is a four-pin type female fork terminal, and the terminal 90 is formed by cutting a plate.
  • the terminal 90 is provided with two elastic arms 92 , a fixing portion 93 and a pin. 94.
  • the two elastic arms 92 are in the form of a harpoon.
  • the two elastic arms are respectively provided with a contact portion 921 protruding in the middle.
  • the contact portion 921 is vertically aligned with a distance, and the two elastic arms 92 are elastically up and down parallel to the plane of the board.
  • the contact portions 921 of the upper row of the terminals 90 are arranged in a right-to-left order, which are A1, A4, A9, and A12, and the contact portions 921 of the lower row of the terminals 90 are arranged in a right-to-left order, such as B12 and B9.
  • B4, B1 the row of terminals 90 are assembled in the lower direction of the two rows of terminal slots 142 of the two insulating bases 10, and the plate surface of the terminals is vertical.
  • the serial number is as follows: 1 and 12 are a pair of ground terminals arranged symmetrically left and right, 4 and 9 are a pair of power terminals arranged symmetrically left and right, 2, 3 are a pair of high
  • the differential 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 the 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, and the ground contact portions A1/B12 and A12/B1 which are vertically aligned are electrically connected, and the power supply is vertically aligned.
  • the contact parts A4/B9 and A9/B4 are to be electrically connected. Therefore, the present embodiment adopts a row of four female fork type terminals 90, and the four terminals 90 are vertically aligned ground contact portions A1/B12, A12/B1 and upper and lower. Aligned power contact portions A4/B9, A9/B4, the board surface of the terminal 90 is vertically assembled in the terminal slot, and can have a larger area of the board surface than the board surface area of the two rows of terminals 20 .
  • the metal plate 30 is disposed between the two insulating bases 10 and is coupled to the fixing portion 40.
  • the metal 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, and 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 form 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, and the three elastic pieces 41 protrude 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 two rows of terminals 20 are provided, which 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 connection.
  • the upper row of terminals, the same number of terminals of the two rows 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 bases of the two insulating bases 20 are 11 is integrally provided with a plastic material bridge 146 connected to each other.
  • 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 spring portion of the two rows of terminals 20 and the fixing portion 23 are at the same level.
  • the bottom surface of the two rows of terminal slots 142 of the two insulating bases 10 is greater than the material thickness of the terminal 20, so that the rear portion 223 of the spring portion and the fixing portion 23 are trapped in the terminal slot 142. .
  • the fixed portion 23 is then re-processed to form the fixed structure 140.
  • 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.
  • the row of terminals 90 is assembled to the mating portion 12 of the terminal slot 142 of the insulating base 10, and the two grounding members 40 are assembled outside the mating portion 12 of the two insulating bases 10. At this time, the strips 60 of the front ends of the two rows of terminals are cut off, and the sub-bands at the rear end of one of the rows of terminals 20 on the other insulating base 10 are cut off.
  • the metal separator 30 is then placed on the fixing portion 140 of an insulating base 10.
  • the insulating base 20 separated from the strip is flipped 180 degrees to be overlapped with another insulating base 20 , and the two insulating bases 20 are superposed one on top of another.
  • the same contact circuit serial number is arranged in reverse order.
  • the plastic bridges 146 on one side of the two insulating bases 10 are cut off, and the sides of the two insulating bases 10 are formed with all the marks 147. Finally, the metal casing 50 is assembled and fixed by the front and rear assembly. Two insulating bases 10.
  • the fixing structure of the two insulating bases 20 for fixing the terminal 20 can also thermally fuse the gap between the terminal slots 142 to lock the terminals, or the terminal slots 142 are provided with a card slot structure. After the terminal slot is inserted in the up and down direction, it is displaced in the front and rear direction. Even if the fixing portion of the terminal can be locked by the slot structure.
  • the spring portion 22 has an elastic overflow to the bottom surface 1421 of the terminal slot, thereby ensuring consistency when the two rows of terminals 20 are assembled in the terminal slot 142.
  • the height of the bullet is
  • the present invention has the following advantages:
  • 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 horizontal.
  • the bottom surface of the terminal groove can be attached to the bottom of the terminal slot to increase the positive force and elasticity of the contact of the terminal.
  • the two insulating bases 10 are integrally molded and are integrally connected by the plastic material bridge 146, so that the assembly rate is doubled.
  • the grounding terminal and the power terminal have a large current demand for transmission.
  • a row of four loose-pin type female fork type terminals 90 are used, so that the board surface area can be larger and the four terminals 90.
  • the ground contact portions A1/B12 and A12/B1 are vertically aligned, and the power contact portions A4/B9 and A9/B4 are vertically aligned.
  • the spring portion 22 has an elastic overflow against the bottom surface 1421 of the terminal slot, thereby ensuring a uniform height when the two rows of terminals 20 are assembled in the terminal slot 142.
  • a first variation of the first embodiment of the present invention is substantially the same as the first embodiment, wherein the difference is that the plastic bridge 146 is small and does not need to be cut.
  • a second variation of the first embodiment of the present invention is substantially the same as the first embodiment.
  • the difference is that the two rows of terminals 20 implemented by the variation are cantilever terminals, that is, the spring portion.
  • the end of the 22 is suspended, so that the two insulating bases 10 can be attached with the insulating film 86 corresponding to the elastic portion 22 to prevent the spring portion 22 from contacting the metal casing.
  • a third variation of the first embodiment of the present invention is substantially the same as the first embodiment, wherein the difference is that the front end 21 of the two rows of terminals 20 of the present variation is fixed to the insulating base 10.
  • a fourth variation of the first embodiment of the present invention is substantially the same as that of the first embodiment, wherein the difference is that the two rows of terminals 20 implemented in the variation are each twelve, and the female fork is not provided.
  • the terminal is embedded in the upper and lower surfaces of the metal separator 30, and the fixing portion 140 is fixed.
  • the fixing portion 140 fills the terminal groove 142 to fix each terminal.
  • a fifth variation of the first embodiment of the present invention is substantially the same as the fourth variation, wherein the difference is that the fixing portion 140 is an insulating film.
  • a sixth variation of the first embodiment of the present invention is substantially the same as the first embodiment, wherein the difference is that the front end of the two insulating bases 10 is provided with another plastic material bridge 149.
  • Two bridges 66 are connected to the two terminals of the two rows of terminals 20, and the pins 24 of the two rows of terminals 20 are connected to a sub-band 68.
  • a seventh variation of the first embodiment of the present invention is substantially the same as that of the first embodiment, wherein the difference is that the contact portions 921 of the row of terminals 90 of the present variation are provided with lead angles on both sides. 927, whereby the contact portion 921 is reduced in area to comply with the USB Association specifications.
  • the contact portions 921 of the row of terminals 90 can also be made into a thinned structure 928, so that the contact portion 921 can be reduced in area to comply with the USB Association specifications.
  • an eighth variation of the first embodiment of the present invention is substantially the same as the fourth variation implementation and the sixth variation implementation, wherein the difference is that the front ends of the two insulating bases 10 are provided with another plastic material bridge. 149.
  • a ninth variation of the first embodiment of the present invention is substantially the same as that of the eighth variation, wherein the difference is that the embodiment is a bidirectional double-sided USB TYPE-C 2.0 electrical connector.
  • a second embodiment of the present invention is a two-way double-sided USB TYPE-C 3.0 electrical connector, 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 are substantially the same as the seventh variation of the first embodiment, wherein the difference is that the fixing portions 23 of the terminals on the two sides of the two rows of terminals 20 are each connected with an L-shaped material.
  • the sheet 201, the four L-shaped webs 201 are connected to the four bridges 66 of the strip 60, wherein the widths of the two bridges 66 connecting the lower rows of terminals 20 are wider, and the upper ends of the bases 10 are respectively
  • a side panel 150 is provided for positioning the width of a circuit board.
  • the two rows of terminals 20 are provided, and the two rows of terminals 20 are adjacently arranged by the same metal sheet, and the fixing portions 23 of the terminals on both sides of the two rows of terminals 20 are respectively connected with an L-shaped material piece 201.
  • Four L-shaped webs 201 are connected to the four bridges 66 of the strip 60, wherein the widths of the two bridges 66 connecting the lower rows of terminals 20 are wider, and the pins 24 of the two rows of terminals 20 are connected to one another.
  • the tape 68 is separated from the tape 60 and located in the tape 60.
  • the same contact circuit numbers of the two rows of terminals 20 are sequentially arranged in the same direction; and the two insulating blocks 10 are provided.
  • the insulating base 10 is integrally molded by plastic injection.
  • the front and rear sections of the base 11 of the two insulating bases 20 are integrally connected with a plastic bridge 146 and 149.
  • the two rows of terminals 20 are assembled into the two rows of terminal slots 142 of the two insulating bases 10 in the vertical direction.
  • the rear portion 223 of the two rows of terminals 20 and the fixing portion 23 are at the same level.
  • the bottom surface of the two rows of terminal slots 142 of the two insulating bases 10 is greater than the material thickness of the terminal 20, so that the rear portion 223 of the spring portion and the fixing portion 23 are trapped in the terminal slot 142.
  • the fixing portion 140 is formed by the positional sealing of the fixing portion 23 to form the fixing structure 140.
  • the fixing structure 140 covers the fixing portion 23 of the row of the terminals 20 and is slightly recessed in the plane of the joint surface 111.
  • the metal separator 30 is then placed on the fixed structure 140 of the insulating base 10, and the strips 60 of the front ends of the two rows of terminals are cut off, and the two sub-material strips 60 and the narrower bridges 66 are provided. Excision, at this time, the two insulating bases 10 are connected to the strip 60 only by the two wider bridges 66.
  • 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.
  • the plastic bridges 146 and 149 on the side of the two insulating bases 10 are cut off, and the sides of the two insulating bases 10 are formed with all the marks 147. At this time, two groundings are assembled in the front section of the two insulating bases 10. Sheet 40.
  • the metal casing 50 is assembled and fixed to the two insulating bases 10 from the front and the rear, and finally the two strips 66 are cut off.
  • a first variation of the second embodiment of the present invention is substantially the same as that of the second embodiment, wherein the difference is that the outer surfaces of the two insulating bases 10 are provided with a concave surface 147 and a front surface.
  • the concave surface 148 is further recessed than the concave surface 148 and is located in front of and on both sides of the three through holes 145.
  • the concave surface 148 is located at the rear of the insulating base 10, and the concave surface 148 is provided with a forward direction.
  • the two sides 1481 are located at the sides of the insulating base 10 and are connected to the concave surface 147.
  • the block 153 is located at the rear of the concave surface 148.
  • the two grounding members 40 are respectively provided with a positioning piece 42 and a twisting piece 45 and three elastic pieces 41.
  • the positioning piece 42 is engaged and positioned substantially flush with the concave surface 148.
  • the positioning piece 42 is provided with a locking hole 424 and
  • the abutting elastic piece 426 has a long hole extending in the left-right direction.
  • the front end of the locking hole 424 is provided with an elastic piece 425.
  • the locking hole 424 can elastically lock the block by the elastic piece 425.
  • the two abutting elastic pieces 426 are protruded in the up-and-down direction to abut the metal outer casing, and two side portions 421 are extended on the two sides of the positioning piece 42.
  • the front ends of the two side portions 421 are connected to the twisting piece 45.
  • the side portion 421 and the twisting piece 45 form a through-opening portion 422.
  • the two side portions 421 are arcuately joined to the two side portions 1481.
  • the twisting piece 45 is placed on the concave surface 147.
  • the twisting piece 45 is disposed.
  • the thickness is smaller than the depth of the concave surface 147.
  • the three elastic pieces 41 are connected to the twisting piece 45 and extend rearward.
  • the three elastic pieces 41 and the twisting piece 45 are integrally and continuously extended and extended.
  • the three elastic pieces 41 have an inverted U shape and protrude from the three openings 145 in the up and down direction.
  • the twisting piece 45 Since the concave surface 147 is more concave than the concave surface 148, the two After the edge body 10 is assembled with the metal casing 50, the twisting piece 45 has a twisting gap on the concave surface 147 to be twisted, thereby increasing the elasticity of the three elastic pieces 41.
  • a second variation of the second embodiment of the present invention is substantially the same as the first variation of the second embodiment, wherein the difference is that the three elastic pieces 41 of the grounding member 40 are not in an inverted U shape.
  • a third variation of the second embodiment of the present invention is substantially the same as the second variation of the fifty-third embodiment, wherein the difference is that the twisting piece 45 of the grounding member 40 is provided with two reverses.
  • the U shapes are respectively located between the two elastic pieces 41.
  • a fourth variation of the second embodiment of the present invention is substantially the same as the first variation of the second embodiment, wherein the difference is that the two sides 421 of the positioning piece 42 of the grounding member 40 are located. Inside and flat.
  • a fifth variation of the second embodiment of the present invention is substantially the same as the fourth variation of the second embodiment, wherein the difference is that the grounding member 40 is provided with only two elastic pieces 41.
  • a third embodiment of the present invention is a bidirectional double-sided USB TYPE-C 2.0 electrical connection connector, which is substantially the same as the second embodiment, wherein the difference is: the upper row of the present embodiment
  • the terminal 20 is provided with seven A1, A4, A5, A6, A7, A9, and A12, and the lower terminal 20 is provided with five B1, B4, A5, B9, and B12.
  • the manufacturing method of this embodiment is substantially the same as that of the second embodiment, wherein the difference is that the grounding member is not provided in the embodiment, and the pins 24 of the upper and lower terminals 20 are flushed and leveled, and wherein A1/B12, A4/B9, The pins 24 of the four pairs of terminals, such as A9/B4 and A11/B1, are juxtaposed horizontally or adjacently.
  • a first variation of the third embodiment of the present invention is a bidirectional double-sided USB TYPE-C 2.0 electrical connection connector, which is substantially the same as the third embodiment, wherein the difference is:
  • the pedestal 11 of the insulating base 10 below the present embodiment extends rearwardly from the base of the insulating base 10 to protrude a pad 114.
  • the pad 114 is provided with a row of pin grooves 115 and two U-shapes. a groove 116; one of the lower terminals 20 is integrally connected with a pin 24 of the power terminal B4/B9; a pair of ground terminals B1/B12 are integrally connected with a U-shaped connecting piece 208.
  • the two U-shaped connecting pieces 208 extend rearwardly around the pins of the intermediate terminal and have 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; the upper row of terminals
  • the pin 24 of one of the pair of power terminals A4/A9 is integrally connected with 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.
  • the U-shaped connecting piece 208 The pin extending around the intermediate terminal extends rearward and has a large U-shaped U shape, and the two U-shaped connecting pieces 208 are at a height difference from the pins of the upper row of terminals.
  • 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 grounded.
  • the terminals, A12 and B1 are both ground terminals, and both A4 and B9 are power terminals, so the pins 23 of the four pairs of terminals are arranged one above another in the pin groove 115 of the pad 114, and the two rows of terminals 20
  • Two pairs of U-shaped connecting pieces 208 are stacked and folded into the two U-shaped grooves 116.
  • the cover surface 120 is formed to cover the two U-shaped recesses 116 and the pins 24 of A4 and A12. As shown in FIG. 49, only six pins 24, such as A1, A5, A6, A7, B5 and A9, are left. In addition, A1 The through hole 24 is provided with a through hole 246, and the pin 32 of the metal spacer 30 is joined to the through hole 246.
  • FIG. 54 is a second variation of the third embodiment of the present invention.
  • the embodiment is a bidirectional double-sided USB TYPE-C 3.0 electrical connection connector, which is substantially the same as the first variation of the third embodiment. The difference is that: in this embodiment, two pairs of high-divided signal terminals are added, that is, the upper row of terminals is increased by A2 and A3, and the lower row of terminals is increased by B10 and B11, wherein the pins 24 of A2 and A3 are folded upwards in a horizontal direction.
  • the front extension is offset from the pins 24 of B10 and B11, and the lower row of terminals is deducted from B5, and the A4 and A5 of the upper row of terminals are electrically connected to each other, and A5 does not have a foot.
  • the pins of this embodiment have a total of 8 pins 24, such as A1, B11, B10, A2, A3, A6, A7, and A9.
  • a fourth embodiment of the present invention is a bidirectional double-sided USB TYPE-C 3.0 electrical connection connector, which is substantially the same as the first and second embodiments, wherein the difference lies in:
  • the horizontal section of the two pairs of high-differential signal terminals (B2/B3, B10/B11) of the lower row of terminals is shorter than the two pairs of high-differential signal terminals of the upper row of terminals (A2/A3, A10/A11
  • the horizontal section of the pin 23 is electrically connected to a circuit board 280.
  • the circuit board 280 is a multi-layer board and is provided with a metal layer 283, and two pairs of high-differential signal terminals of the lower row of terminals (B2/ The solder pads of the pins 24 of B3, B10/B11) are electrically connected to the other side of the circuit board through the conductive holes 284, so that the two pairs of high-differential signal terminals (B2/B3, B10/B11) and two pairs of high The differential signal terminals (A2/A3, A10/A11) are respectively transmitted on the two sides of the circuit board 280, and are separated by the metal layer 283 to reduce electromagnetic interference.
  • FIG. 57 to FIG. 58 is a first variation of the fourth embodiment of the present invention.
  • the embodiment is a bidirectional double-sided USB TYPE-C 3.0 electrical connection connector, which is substantially the same as the first variation of the fourth embodiment.
  • the difference is that the lower row terminal of the present embodiment has only one pair of high-differential signal terminals (B10/B11), the horizontal section of the pin 24 is shorter than the upper row of terminals, and only one pair of high-differential signal terminals (A2/) The horizontal section of the pin 23 of A3.
  • a fifth embodiment of the present invention is a flash drive 500 having an electrical connector of the present invention, which includes an outer casing 230, a circuit board 240, an electronic device 250, and An electrical connector 3, wherein:
  • the circuit board 240 is provided with a plurality of conductive contacts and a plurality of printed circuits (not shown).
  • the electronic device 250 is electrically connected to the circuit board 240.
  • the electronic device 250 includes an electronic unit 251, a control chip 252, and a circuit safety protection device 253.
  • the electronic unit 251 is a main setting of the electronic device 250.
  • the embodiment is a storage unit, which can be a memory.
  • the control chip 252 controls the operation of the electronic unit 251.
  • the circuit safety protection device 253 includes a plurality of circuit safety protection components, such as a power safety control chip, an overcurrent prevention component, an overvoltage prevention component, a short circuit prevention component, a resistor, a capacitor, and the like. .
  • the power safety control chip provides the following protections: input high voltage protection, input anti-reverse protection, output overcurrent protection, output overvoltage protection, output short circuit protection, battery overcharge and over discharge protection, cell PTC protection, charge/discharge temperature protection.
  • the electrical connector 3 is a bidirectional double-sided USB TYPE-C 2.0/3.0/3.1 electrical connection connector, and the configuration thereof can be constructed as in the first to fourth embodiments described above, and the electrical connector 3 is electrically connected to the circuit board 240. And electrically connected to the electronic device 250.
  • the outer casing 230 covers the circuit board 240, the electronic device 250, and the rear portion of the electrical connector 3.
  • the front portion of the electrical connector 3 and the insertion opening 551 of the connecting slot are exposed outside the outer casing 230.
  • a sixth embodiment of the present invention is a card reader 501 having an electrical connector of the present invention, which includes an outer casing 230, a circuit board 240, and an electronic device 250. And an electrical connector 3, which is substantially the same as the fifth embodiment, and will not be described again.
  • the main difference is that the electronic unit of the electronic device 250 is an electronic combination of a card reader.
  • a seventh embodiment of the present invention is an adapter electrical connector 502 having an electrical connector of the present invention, including a switching circuit, a first electrical connector 1, and a second
  • the electrical connector 2 and an outer casing 230 are disposed on a circuit board 240.
  • the first electrical connector 1 is disposed on a side of the circuit board 240.
  • the second electrical connector 2 is disposed on the circuit board.
  • one end of the switching circuit is electrically connected to the first electrical connector 1, and the other end is electrically connected to the second electrical connector 2, and the first electrical connector 1 is connected to the third electrical connector by the switching circuit.
  • the first electrical connector 1 is a USB A type 2.0/3.0/3.1 connector
  • the second electrical connector 2 is a bidirectional double-sided USB TYPE-C 2.0/3.0/3.1 electrical connector.
  • the outer casing 230 covers the circuit board 240, and the insertion openings of the connecting slots of the first electrical connector 1 and the second electrical connector 2 are exposed. Outer casing 230.
  • the circuit board 240 is electrically connected to an electronic device 250.
  • the electronic device 250 includes an electronic unit, a control chip, and a circuit security protection device.
  • the electronic unit is an electronic combination of the switching device.
  • the electronic unit can be The different interfaces are switched, so that the first electrical connector 1 and the second electrical connector 2 of different interfaces can be mutually switched.
  • the control chip controls the operation of the electronic unit, and the circuit security device includes multiple circuit security. Protection components, such as power safety control chips, anti-overcurrent components, anti-overvoltage components, short-circuit proof components, resistors, capacitors, etc.
  • the present embodiment is an adapter electrical connector 503 having an electrical connector according to the present invention, which is substantially the same as the seventh embodiment, and the difference lies in the second power of this embodiment.
  • the connector 1 is a USB Type A 2.0/3.0/3.1 socket.
  • a ninth embodiment of the present invention is an adapter electrical connector 504 having an electrical connector of the present invention, including a switching circuit, a first electrical connector 1, and a second The electrical connector 2, wherein the switching circuit is an electrical connection line 260, the switching circuit is electrically connected to the first electrical connector 1 at one end, and the second electrical connector 2 is electrically connected to the other end by the other end.
  • the circuit reaches a first electrical connector 1 and two second electrical connectors 2, the first electrical connector 1 is a USB A type 2.0/3.0/3.1 connector, and the second electrical connector 2 is a bidirectional double
  • the surface USB TYPE-C2.0/3.0/3.1 electrical connection joint can be constructed as in the first to fifth embodiments described above.
  • the embodiment is an electrical connector 505 having an electrical connector of the present invention, which is substantially the same as the ninth embodiment, and the difference lies in the second power of the embodiment.
  • the connector 2 is a bidirectional double-sided USB TYPE-C 2.0/3.0/3.1 electrical connection connector, and the configuration thereof can be constructed as the first to fourth embodiments described above;
  • the first electrical connector 1 can be a D-SUB connector or Mother socket, or HDMI, or Display Port, or eSATA, or RJ connector, or network cable connector, or memory card holder (such as SD memory card holder), or chip smart card holder, or for various Electronic connector or female base.
  • the present embodiment is an adapter electrical connector 506 having an electrical connector of the present invention, which is substantially the same as the seventh embodiment, and the difference lies in the second embodiment of the present embodiment.
  • the electrical connector 2 is a bidirectional double-sided USB TYPE-C 2.0/3.0/3.1 electrical connection joint, the configuration of which can be constructed as in the first to fourth embodiments described above; the first electrical connector 1 can be a D-SUB connector Or mother socket, or HDMI, or Display Port, or eSATA, or RJ connector, or network cable connector, or memory card holder (such as SD memory card holder), or chip smart card holder, or for each An electronic connector or socket.
  • a twelfth embodiment of the present invention is a bidirectional double-sided USB TYPE-C 2.0 electrical connector, which is substantially the same as the first variation of the third embodiment and the first embodiment.
  • the plastic injection and fixing portion 140 is embedded in the lower surface of the metal separator 30.
  • the fixing portion 140 fills the terminal groove 142 to fix the terminals.
  • a thirteenth embodiment of the present invention is substantially the same as the twelfth embodiment.
  • the present embodiment is not provided with a metal spacer, and the inner and outer sides of the metal housing 50 are integrally provided with a convex inward elasticity.
  • the buckle 56, the plastic molded fixing portion 140 can fill the two rows of terminal slots 142 of the two insulating bases 10 to fix the terminals.
  • a fourteenth embodiment of the present invention is substantially the same as the first embodiment.
  • a plastic injection and fixing portion 140 is embedded in the lower surface of the metal separator 30, and the fixing portion 140 is filled.
  • the terminal slots 142 fix the respective terminals.
  • the connector plugs of the various embodiments of the present invention may also be provided in various types of devices and connected to various types of devices, such as patch cords or adapters or adapters or mice or Keyboard or power supply or mouse or earphone and case and peripheral accessories, etc.
  • the two-way double-sided joint of the present invention can also be used with an anti-overvoltage or anti-overload current or anti-overheating high-temperature or short-circuit prevention or anti-overheating due to the use of a two-contact interface or a Schottky diode or a resistor or a allergy resistor or a capacitor or a magnetic bead.
  • Countercurrent is used as circuit safety protection.
  • there are also various ways such as setting the Schottky diode anti-short circuit or resistance or allergy resistance or anti-overvoltage or anti-overload current or anti-overheating high-temperature or anti-backflow electronic components or anti-short-circuit electronic components.
  • circuit safety protection components or safety circuit setting means to achieve circuit safety protection.

Landscapes

  • Details Of Connecting Devices For Male And Female Coupling (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)

Abstract

L'invention concerne un connecteur électrique double face comprenant : deux bases isolantes ; deux rangées de premières bornes, les deux rangées de premières bornes étant assemblées dans une direction verticale en deux rangées de rainures de borne des deux bases isolantes, chacune des bornes est formée d'un seul tenant avec une partie à ressort, une partie fixe et une tige de l'avant à l'arrière, une section avant de la partie à ressort correspond à une partie de butée et est pourvue d'une partie de contact incurvée faisant saillie dans la direction verticale, une partie arrière de la partie à ressort est au même niveau que la partie fixe et prend appui contre une face inférieure de la rainure de borne respective, la profondeur de la rainure de borne est supérieure à l'épaisseur du matériau de la première borne, chaque base isolante est pourvue d'une structure de fixation permettant de fixer les parties fixes d'une rangée de premières bornes, et les sections arrière des parties à ressort d'une rangée de premières bornes peuvent toujours prendre appui contre les faces inférieures des rainures de borne pour se déplacer de façon élastique vers le haut et vers le bas ; une rangée de secondes bornes est formée par découpage d'une plaque métallique, chacune des secondes bornes étant formée d'un seul tenant avec deux bras à ressort, une partie fixe et une tige, les deux bras à ressort étant chacun pourvus d'une partie de contact faisant saillie vers le milieu, la rangée de secondes bornes est assemblée dans la direction verticale dans les deux rangées de rainures de borne des deux bases isolantes, et une face de plaque de la seconde borne est verticale ; et un boîtier métallique recouvre les deux bases isolantes.
PCT/CN2018/094123 2014-06-24 2018-07-02 Connecteur électrique double face WO2019001586A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US16/627,507 US11038310B2 (en) 2014-06-24 2018-07-02 Reversible dual-position electric connector
CN201880044168.9A CN110998986B (zh) 2017-06-30 2018-07-02 正反双面电连接器
PCT/CN2019/075090 WO2019158111A1 (fr) 2018-02-14 2019-02-14 Connecteur électrique destiné à être utilisé sur les côtés avant et arrière

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201720781911 2017-06-30
CN201720781911.1 2017-06-30

Related Parent Applications (1)

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US16/166,433 Continuation-In-Part US10833463B2 (en) 2014-06-24 2018-10-22 Electronic device having low-height duplex electrical connection plug adapted to duplex electrical connection structure

Publications (1)

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WO2019001586A1 true WO2019001586A1 (fr) 2019-01-03

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CN110998986A (zh) 2020-04-10
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