WO2020137963A1 - 端子付き電線、端子モジュールおよびコネクタ - Google Patents

端子付き電線、端子モジュールおよびコネクタ Download PDF

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Publication number
WO2020137963A1
WO2020137963A1 PCT/JP2019/050329 JP2019050329W WO2020137963A1 WO 2020137963 A1 WO2020137963 A1 WO 2020137963A1 JP 2019050329 W JP2019050329 W JP 2019050329W WO 2020137963 A1 WO2020137963 A1 WO 2020137963A1
Authority
WO
WIPO (PCT)
Prior art keywords
terminal
electric wire
covered
adjusting member
exposed
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/JP2019/050329
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
宏芳 前岨
一尾　敏文
吉田　和弘
真直 山下
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sumitomo Wiring Systems Ltd
AutoNetworks Technologies Ltd
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Wiring Systems Ltd
AutoNetworks Technologies Ltd
Sumitomo Electric Industries Ltd
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 Sumitomo Wiring Systems Ltd, AutoNetworks Technologies Ltd, Sumitomo Electric Industries Ltd filed Critical Sumitomo Wiring Systems Ltd
Priority to US17/417,627 priority Critical patent/US11791594B2/en
Priority to CN201980081659.5A priority patent/CN113196583B/zh
Priority to CN202310263538.0A priority patent/CN116154557A/zh
Priority to DE112019006517.3T priority patent/DE112019006517B4/de
Publication of WO2020137963A1 publication Critical patent/WO2020137963A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding  
    • H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
    • H01R13/6591—Specific features or arrangements of connection of shield to conductive members
    • H01R13/65912—Specific features or arrangements of connection of shield to conductive members for shielded multiconductor cable
    • 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  
    • H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
    • H01R13/6591—Specific features or arrangements of connection of shield to conductive members
    • H01R13/6592—Specific features or arrangements of connection of shield to conductive members the conductive member being a shielded cable
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
    • 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
    • H01R13/646—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00 specially adapted for high-frequency, e.g. structures providing an impedance match or phase match
    • H01R13/6473—Impedance matching
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/10—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation
    • H01R4/18—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping
    • H01R4/183—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping for cylindrical elongated bodies, e.g. cables having circular cross-section
    • H01R4/184—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping for cylindrical elongated bodies, e.g. cables having circular cross-section comprising a U-shaped wire-receiving portion

Definitions

  • the technology disclosed in this specification relates to an electric wire with a terminal, a terminal module, and a connector.
  • the shielded wire has a structure in which the outer circumference of a plurality of shielded wires in which the inner conductor is covered with an insulating protective coating is further covered with a shield foil and a sheath portion, and a male terminal is provided at the end of the inner conductor of each shielded wire. It is electrically connected.
  • the technique disclosed in the present specification includes at least one covered electric wire in which a core wire through which a signal for communication is transmitted is covered with an insulative insulating coating, and a conductive shield part covering the outer periphery of the covered electric wire.
  • An electric wire with a terminal comprising: a shielded electric wire having a sheath portion covering the outer periphery of the shield portion; and a terminal connected to the covered electric wire, wherein the terminal-side end of the covered electric wire is The exposed portion is exposed from the sheath portion and the shield portion, and the exposed portion is covered with an impedance adjusting member having conductivity.
  • the exposed part of the covered electric wire is covered with the impedance adjusting member having conductivity, and the covered electric wire exposed from the shield part is electrically conductive up to the position immediately before the terminal is connected. Since it is in a state of being covered with the member having, the impedance change between the exposed portion and the covered electric wire covered with the shield portion in the shielded electric wire can be suppressed. As a result, it is possible to suppress deterioration of communication quality in the covered electric wire.
  • the electric wire with a terminal disclosed by this specification may have the following configurations.
  • the shielded electric wire may include a plurality of covered electric wires
  • the impedance adjusting member may include a plurality of tubular adjusting portion main bodies mounted along the outer peripheral surface of the exposed portion.
  • the exposed portions of the plurality of covered electric wires exposed from the shield portion are individually covered by the adjusting portion main body, it is possible to individually suppress the impedance of the exposed portion from being changed by the adjusting portion main body. For example, as compared with the case where the exposed portions of the plurality of covered electric wires are collectively covered by the impedance adjusting member, it is possible to further suppress the impedance change in the exposed portions.
  • the adjustment unit body may have a slit extending in the circumferential direction.
  • the size of the slit can be changed to easily change the region of the adjustment unit main body that covers the exposed portion. Accordingly, the impedance of the exposed portion can be easily adjusted, and the impedance adjustment accuracy of the exposed portion can be improved. Therefore, it is possible to further suppress the occurrence of signal reflection between the exposed portion and the covered electric wire covered with the shield portion in the shielded electric wire, and it is possible to further suppress deterioration of communication quality.
  • the impedance adjusting member may further include a connecting portion that connects the plurality of adjusting portion main bodies. Since the plurality of adjusting part bodies are connected by the connecting part, it is possible to reduce the number of parts of the impedance adjusting member as compared with, for example, a case where the adjusting part bodies are separately configured for each exposed part. it can.
  • a technique disclosed by the present specification is a terminal module including the terminal-equipped electric wire and a terminal accommodating member accommodating a plurality of the terminals arranged side by side, wherein the connecting portion is a distance between the plurality of covered electric wires. Is connected to the adjusting portion main body so as to be substantially the same as the distance between the terminals accommodated in the terminal accommodating member.
  • the term "substantially the same” as used herein includes the case where the distance between the covered electric wires and the distance between the terminals are the same, and the distance between the covered electric wires and the distance between the terminals are slightly different and are not the same. However, it also includes the case where they can be considered to be substantially the same.
  • the distance between the plurality of covered electric wires can be matched with the distance between the terminals in the terminal accommodating member by the connecting portion of the impedance adjusting member. It is possible to improve the workability of assembling the terminal into the terminal accommodating member, as compared with the case where the members are positioned and assembled with respect to their respective assembling positions.
  • the terminal accommodating member has an adjusting member accommodating portion that accommodates the impedance adjusting member, and the impedance is provided between a portion of the terminal accommodating member in which the terminal is accommodated and the adjusting member accommodating portion.
  • a configuration may be provided in which a position deviation detection unit that interferes with the impedance adjustment member is provided when the adjustment member is not mounted at a regular position with respect to the exposed portion.
  • the impedance adjusting member when the impedance adjusting member is attached to the exposed portion of the covered electric wire at a position different from the regular position, the impedance cannot be sufficiently adjusted in the exposed portion, which may deteriorate the communication quality. It In addition, when the impedance adjusting member is mounted so as to be displaced toward the terminals, the terminals may come into contact with each other and the terminals may be short-circuited.
  • the positional deviation detection unit may be configured as a partition wall that separates the plurality of terminals in the terminal housing member.
  • the partition wall between the cavities in the terminal accommodating member can be used as a positional deviation detecting unit that detects positional deviation of the impedance adjusting member. That is, since it is not necessary to separately form the positional deviation detection unit in the terminal accommodating member, it is possible to prevent the terminal accommodating member from having a complicated shape.
  • the technique disclosed in the present specification includes the terminal module, an outer conductor that covers the outer periphery of the terminal module, and a housing that houses the terminal module that is covered by the outer conductor.
  • FIG. 1 is a perspective view of a connector according to an embodiment.
  • Exploded perspective view of connector FIG. 3 is a perspective view showing a state in which the impedance adjusting member is expanded.
  • Front view showing a state in which the impedance adjusting member is expanded The top view which shows the state which the impedance adjustment member expanded.
  • Bottom view of upper member A plan view showing a state in which an inner conductor is connected to a covered electric wire of a shielded electric wire.
  • the top view which shows the state which has arrange
  • FIG. 3 is a perspective view showing a state before the electric wire with terminal is assembled to the upper member which is turned upside down.
  • attached the electric wire with a terminal to the upper member turned upside down. 17 is a sectional view taken along line CC of FIG.
  • FIG. 3 is a perspective view showing a state before the lower member is assembled to the upper member which is turned upside down.
  • FIG. 18 is a cross-sectional view corresponding to FIG. 18, showing a state in which the impedance adjustment member mounted at an irregular position and the center position shift detection of the terminal accommodating member are in contact with each other.
  • FIGS. 1 to 23 One embodiment of the technology disclosed in this specification will be described with reference to FIGS. 1 to 23.
  • the present embodiment is mounted on a vehicle such as an electric vehicle or a hybrid vehicle, for example, between an on-vehicle electrical component (car navigation system, ETC, monitor, etc.) and an external device (camera, etc.) in the vehicle, or an on-vehicle electrical component.
  • a connector 10 for communication arranged on a wired communication path between them.
  • the connector 10 includes a shielded electric wire 11, a plurality of inner conductors (an example of “terminals”) 20 connected to a front end of the shielded electric wire 11, and a plurality of inner conductors 20.
  • the terminal accommodating member 30 for accommodating, the outer conductor 50 connected to the shielded electric wire 11 in a state of covering the outer periphery of the terminal accommodating member 30, and the housing 70 for accommodating the outer conductor 50 are configured.
  • the shielded electric wire 11 includes a plurality of covered electric wires 12, a shield portion 15 formed of a braided wire that collectively covers the outer peripheries of the plurality of covered electric wires 12, and a sheath portion 16 formed of an insulating coating that further covers the outer circumference of the shield portion 15. And is configured.
  • two covered electric wires 12 are collectively covered by the shield part 15.
  • Each of the coated electric wires 12 has a form in which a conductive core wire 13 is covered with an insulating insulating coating 14.
  • the covered electric wire 12 is covered with the shield portion 15, the two covered electric wires 12 are twisted and twisted together, and the sheath portion 16 is peeled off at the front end portion which is the end of the shielded electric wire 11.
  • the two covered electric wires 12 and the shield portion 15 in the untwisted state are exposed.
  • each covered electric wire 12 exposed from the end of the sheath portion 16 the insulation coating 14 is further peeled off to expose the core wire 13, and the exposed core wire 13 is electrically connected to the inner conductor 20. It is connected to the.
  • the shield part 15 is formed by knitting a plurality of metal thin wires having conductivity in a tubular shape.
  • the shield portion 15 exposed from the end of the sheath portion 16 is folded back onto the end of the sheath portion 16 to form a folded portion 15A that covers the outer periphery of the end of the sheath portion 16.
  • the inner conductor 20 is formed by processing a conductive metal plate material with a press or the like.
  • the inner conductor 20 is a so-called female terminal, and has a rectangular connecting tube portion 22 into which a pin-type male terminal (not shown) is inserted and connected, and the core wire 13 is provided behind the connecting tube portion 22.
  • An electric wire connection portion 24 is formed by being connected by crimping to and connected to.
  • the terminal accommodating member 30 is made of synthetic resin and is formed in a rectangular parallelepiped shape that is long in the front-rear direction, as shown in FIG. As shown in FIGS. 3 and 22, cavities 31 extending in the front-rear direction are formed side by side in the left-right direction in the front portion of the terminal accommodating member 30 in the front-rear direction.
  • the inner conductor 20 connected to the covered electric wire 12 can be accommodated in each cavity 31.
  • the rear portion of the terminal accommodating member 30 serves as a large accommodating portion 32 in which the covered electric wires 12 pulled out rearward from the respective cavities 31 are collectively accommodated.
  • the terminal accommodating member 30 is configured by vertically combining a lower member 33 arranged in the lower part and an upper member 40 arranged in the upper part.
  • the lower member 33 includes a bottom wall 33D that constitutes a lower wall 30D of the terminal accommodating member 30, and a pair of locking pieces 34 provided on both side edges of the bottom wall 33D. Is configured.
  • the bottom wall 33D is formed in a substantially rectangular plate shape that is long in the front-rear direction, and the two inner conductors 20 are placed side by side on the bottom wall 33D.
  • the pair of locking pieces 34 are formed to extend upward from the rear end portion of the bottom wall 33D, and each locking piece 34 has a substantially rectangular locking hole 34A penetrating in the left-right direction. ing.
  • the upper member 40 includes a ceiling wall 40U that constitutes an upper wall 30U of the terminal accommodating member 30, a front wall 42 provided at a front end portion of the ceiling wall 40U, and a ceiling.
  • the side wall 44 is provided on each side edge of the wall 40U in the left-right direction.
  • the ceiling wall 40U is formed in a substantially rectangular flat plate shape that is long in the front-rear direction.
  • a partition wall 45 extending downward from the ceiling wall 40U is formed at a substantially central portion in the left-right direction of the ceiling wall 40U.
  • the front wall 42 is formed in a plate shape extending downward from the front end edge of the ceiling wall 40U.
  • the front wall 42 is provided with an insertion opening 42A into which the male terminal is inserted.
  • Each of the pair of side walls 44 is formed to extend downward from the ceiling wall 40U, and is formed so as to be continuous with the left and right side edges of the front wall 42.
  • each side wall 44 Approximately the central portion in the front-rear direction of each side wall 44 is formed with a fitting recess 44A into which the locking piece 34 of the lower member 33 is fitted when the upper member 40 and the lower member 33 are assembled.
  • the fitting recess 44A has a form in which it is vertically cut out from the lower end of the side wall 44 to the ceiling wall 40U, and projects outward toward the side edge of the ceiling wall 40U facing the fitting recess 44A.
  • a locking protrusion 46 is formed.
  • the locking projection 46 is, as shown in FIG. 22, a locking piece.
  • the upper member 40 and the lower member 33 are fitted in the locking hole 34A of the mounting member 34 and are held in the assembled state.
  • the outer conductor 50 includes a first outer conductor 51 that covers the outer periphery of the terminal accommodating member 30, and a first outer conductor 51 that covers the outer periphery of the folded portion 15A of the first outer conductor 51 and the shielded electric wire 11.
  • the second outer conductor 60 is attached to the first outer conductor 51.
  • the first outer conductor 51 is formed by processing a metal plate material having conductivity with a press or the like, and is provided on the tubular portion 52 that houses the terminal housing member 30 and the rear end edge of the tubular portion 52. And a shield connecting portion 53.
  • the tubular portion 52 has a rectangular tubular shape that is substantially rectangular in a front view, and the terminal accommodation member 30 is inserted and accommodated from the rear of the tubular portion 52.
  • the shield connecting portion 53 has a connecting piece 54 extending obliquely downward and rearward from a lower rear end edge of the tubular portion 52, and a straight extending rearward from the rear end edge of the connecting piece 54. And a tongue piece 55.
  • the tongue piece 55 has a substantially rectangular plate shape, and when the terminal housing member 30 is housed in the tubular portion 52, the tongue piece 55 is arranged along the outer peripheral surface of the shield wire 11 below the folded portion 15A. It is like this.
  • the second outer conductor 60 is formed by processing a metal plate material having conductivity with a press or the like, and as shown in FIGS. 3 and 4, the position of the folded portion 15A of the shielded electric wire 11 from the tubular portion 52.
  • the ceiling plate 61 extends up to, a pair of fixed barrels 62 provided at the front part of the ceiling plate 61, and a pair of connection barrels 63 provided at the rear part of the ceiling plate 61.
  • the ceiling plate 61 is formed to have a size that covers the region from the rear portion of the tubular portion 52 to the folded portion 15A from above, and the front portion of the ceiling plate 61 is provided with a lance hole 61A penetrating in the vertical direction. ing.
  • the pair of fixed barrels 62 are provided on both lateral edges of the front portion of the ceiling plate 61, and are crimped to the rear portion of the tubular portion 52 so as to wind from both lateral sides.
  • the pair of connecting barrels 63 are provided on both lateral edges of the rear portion of the ceiling plate 61 so as to be connected to the rear side of the pair of fixed barrels 62, and are crimped so as to be wound around the folded portion 15A from both lateral sides. It has become so.
  • One of the pair of connection barrels 63 has a side plate 64 arranged along one side of the folded-back portion 15A in the left-right direction, and a fixing piece 65 provided on the upper end of the side plate 64.
  • the other has a side plate 64 arranged along the other side of the folded portion 15A in the left-right direction, and two fixing pieces 65 provided at the upper end of the side plate 64.
  • Each fixing piece 65 is crimped so as to be wound around the folded portion 15A together with the tongue piece 55 arranged on the upper surface of the folded portion 15A.
  • a hook portion 66 that is folded back toward the inside is formed at the tip of each fixing piece 65.
  • the hook portions 66 are hooked on one of the left and right side edges of the tongue piece 55, thereby fixing the respective fixing pieces 65 so as not to come off from the shield portion 15.
  • the outer conductor 50 including the first outer conductor 51 and the second outer conductor 60 is electrically connected and fixed to the shield portion 15 of the shielded electric wire 11. ..
  • the housing 70 is made of synthetic resin and has an outer conductor accommodating portion 72 that accommodates the outer conductor 50 connected to the shielded electric wire 11.
  • the outer conductor accommodating portion 72 is formed in a rectangular tube shape that penetrates in the front-rear direction, and inside the outer conductor accommodating portion 72, a lance 73 that is engageable with the edge portion of the lance hole 61A of the outer conductor 50 is provided. ing.
  • the lance 73 is fitted into the lance hole 61A, and the lance 73 and the edge portion of the lance hole 61A are engaged with each other, whereby the outer conductor 50 is engaged.
  • the portions of the two covered electric wires 12 that are pulled out rearward from the respective cavities 31 of the terminal accommodating member 30 are exposed from the ends of the sheath portion 16 of the shielded electric wire 11 as shown in FIGS. 12 to 20.
  • the exposed portions 17 are provided with an impedance adjusting member 80.
  • the impedance adjusting member 80 is formed by processing a conductive metal plate material with a press or the like.
  • the impedance adjusting member 80 is configured to include a plurality of adjusting portion main bodies 82 mounted on the outer periphery of the exposed portion 17 of the covered electric wire 12, and a connecting portion 85 that connects the plurality of adjusting portion main bodies 82.
  • the impedance adjusting member 80 of the present embodiment is configured by connecting two adjusting part bodies 82, which are respectively mounted on the two exposed parts 17 of the two covered electric wires 12, by one connecting part 85.
  • Each adjusting portion main body 82 is formed in a substantially cylindrical shape along the outer peripheral surface so as to cover the outer peripheral surface of the exposed portion 17 by about 3/4 in the circumferential direction.
  • Each of the adjusting portion main bodies 82 has a side opening 83 that opens in the radial direction, and a slit 84 that extends in the circumferential direction is formed at a substantially central portion in the front-rear direction at an edge portion of the side opening 83. ..
  • the adjusting portion main body 82 is attached to a substantially central portion in the front-rear direction of the exposed portion 17, and the length dimension of the adjusting portion main body 82 in the front-rear direction is slightly shorter than the length dimension of the exposed portion 17 in the front-rear direction. Has become.
  • each adjusting section main body 82 the exposed portions 17 are slightly exposed from both ends in the front-rear direction of the adjusting section main body 82. Further, the adjustment portion main body 82 is in a state in which the exposed portion 17 is exposed in the circumferential direction by about 1/4 from the side opening 83 provided in the radial direction of the adjustment portion main body 82.
  • the connecting portion 85 connects the two adjusting portion bodies 82 in the left-right direction so that the side openings 83 of the respective adjusting portion bodies 82 face each other in the left-right direction, and is curved so as to bulge upward. It is said that.
  • the connecting portion 85 is formed such that the front portion is wider in the left-right direction than the rear portion, and the connecting portion 85 has a width larger than that of the connecting portion 85 as shown in FIGS. 16 and 17. It is formed in such a size that the distance between the front end portions of the adjusting portion main body 82 connected to the front end portion and the distance between the inner conductors 20 in the terminal accommodating member 30 are substantially the same.
  • the connecting portion 85 is configured such that the distance between the two covered electric wires 12 to which the adjusting portion main body 82 is attached and the distance between the inner conductors 20 accommodated in the terminal accommodating member 30 are substantially the same.
  • the two adjusting section bodies 82 are connected.
  • the term “substantially the same” includes the case where the distance between the covered electric wires 12 and the distance between the inner conductors 20 are the same, and the distance between the covered electric wires 12 and the distance between the inner conductors 20 are equal to each other. It also includes the case where they can be regarded as substantially the same even if they are not the same.
  • the large accommodating portion 32 of the terminal accommodating member 30 can accommodate the impedance adjusting member 80 together with the exposed portions 17 of the two covered electric wires 12, and the front end portion of the large accommodating portion 32.
  • the region in which the impedance adjusting member 80 is accommodated is formed wider in the left-right direction than the region in which the two cavities 31 are formed.
  • a body position detector 47 is formed.
  • the body position detector 47 is arranged in front of the adjuster body 82 when the impedance adjusting member 80 attached to the exposed portion 17 is housed in the large housing 32.
  • the rear end portion of the partition wall 45 that separates the two inner conductors 20 accommodated in the terminal accommodating member 30 is in a state where the impedance adjusting member 80 attached to the exposed portion 17 is accommodated in the large accommodating portion 32. It is a central position detection unit (an example of a “positional shift detection unit”) 48 arranged in front of the connecting unit 85.
  • the main body position detecting portion 47 and the central position detecting portion 48 are impedances when the impedance adjusting member 80 is attached to the exposed portion 17 at a regular mounting position.
  • the adjustment member 80 is allowed to be housed in the large housing portion 32.
  • the impedance adjusting member 80 is mounted at an irregular mounting position which is displaced to the front side with respect to the exposed portion 17, the main body position detecting portion 47 is connected to the adjusting portion main body 82 as shown in FIG.
  • the impedance adjusting member 80 cannot be accommodated in the terminal accommodating member 30 due to the contact and interference, or the contact and interference of the central position detecting portion 48 with the connecting portion 85.
  • the present embodiment has the above-described configuration.
  • an example of an assembly procedure of the connector 10 for communication will be briefly described, and subsequently, an operation and an effect of the connector 10 will be described.
  • the sheath portion 16 of the shielded electric wire 11 is peeled off to expose the ends of the two covered electric wires 12 and the shield portion 15, and the shield portion 15 is folded back to the outer surface of the sheath portion 16 to form the folded portion 15A.
  • the insulation coating 14 at the front end portions of the two covered electric wires 12 is peeled off to expose the core wire 13, and as shown in FIG. 9, the electric wire connecting portion 24 is crimped to the exposed core wire 13 to form the inner conductor 20. Connecting.
  • the impedance adjusting member 80 is attached to the exposed portions 17 of the two covered electric wires 12 of the shielded electric wire 11.
  • the impedance adjusting member 80 in the unfolded state before being attached to the exposed portion 17, as shown in FIGS. 5 to 7, the connecting portion 85 and the two bottom portions 82 ⁇ /b>A continuous with the side edges of the connecting portion 85,
  • the connecting portion 85 of the bottom portion 82A is configured to include an extending piece 82B continuous to the side edge on the opposite side, and the connecting portion 85 and the bottom portion 82A are configured such that the front portion thereof is slightly wider than the rear portion. ..
  • the impedance adjusting member 80 When the impedance adjusting member 80 is attached to the exposed portions 17 of the two covered electric wires 12, the exposed portions 17 of the covered electric wire 12 are arranged on the two bottom portions 82A as shown in FIG. The piece 82B is wound around the exposed portion 17 and pressure-bonded. As a result, as shown in FIGS. 12 to 16, the adjusting portion main body 82 of the impedance adjusting member 80 is mounted on the outer periphery of each exposed portion 17, and the electric wire with terminal 25 is completed.
  • the impedance adjusting member 80 is mounted on the exposed portions 17 of the two covered electric wires 12, the distance between the two covered electric wires 12 on which the adjusting portion main bodies 82 are respectively mounted is accommodated in the terminal accommodating member 30.
  • the distance between the conductors 20 is set to be substantially the same.
  • the respective inner conductors 20 are aligned with the regular assembly positions of the ceiling wall 40U of the upper member 40.
  • the distance between the two covered electric wires 12 is set to be substantially the same as the distance between the inner conductors 20 accommodated in the terminal accommodating member 30, so that the respective inner conductors 20 are set to the upper member. Even if it is not aligned with the regular mounting position of the ceiling wall 40U of 40, the electric wire with terminal 25 is simply placed on the ceiling wall 40U of the upper member 40 from above, as shown in FIGS. 17 and 18.
  • the two inner conductors 20 can be assembled at regular assembly positions.
  • the terminal accommodating member 30 of the terminal module 49 is inserted from the rear of the tubular portion 52 of the first outer conductor 51 of the outer conductor 50, and the first outer conductor 51 is attached to the outer periphery of the terminal accommodating member 30 of the terminal module 49.
  • the second outer conductor 60 is assembled to the first outer conductor 51.
  • the second outer conductor 60 is assembled by placing the first outer conductor 51 on the ceiling plate 61 of the second outer conductor 60 so that the tongue piece 55 of the first outer conductor 51 is on the upper side and mounting the fixed barrel 62.
  • the cylindrical portion 52 is wound and crimped, and the plurality of fixing pieces 65 of the connection barrel 63 are wound and wound around the tongue piece 55 and the shield portion 15. Then, by hooking the hook portions 66 of the respective fixing pieces 65 on the side edges of the tongue piece 55, the fixing pieces 65 are fixed so as not to come off from the tongue piece 55 and the shield portion 15.
  • the terminal module 49 with the outer conductor 50 attached is inserted from the rear into the outer conductor housing portion 72 of the housing 70, and when the outer conductor 50 reaches the regular housing position, the lance 73 is released as shown in FIG. By fitting into the lance hole 61A of the outer conductor 50, the outer conductor 50 is retained and held in the housing 70. As a result, the connector 10 for communication is completed.
  • the communication connector 10 of the present embodiment includes at least one covered electric wire 12 in which the core wire 13 for transmitting a communication signal is covered with an insulating coating 14 having an insulating property, and the outer circumference of the covered electric wire 12.
  • a shielded electric wire 11 having a conductive shield portion 15 for covering and a sheath portion 16 for covering the outer periphery of the shield portion 15 and an inner conductor (terminal) 20 connected to the covered electric wire 12 are provided.
  • An end portion of the inner conductor 20 side (front side) of 12 is an exposed portion 17 exposed from the sheath portion 16 and the shield portion 15, and the exposed portion 17 has conductivity as shown in FIGS. 12 to 15. It is covered by the impedance adjusting member 80.
  • the exposed portion 17 of the covered electric wire 12 is covered with the impedance adjusting member 80 having conductivity, and the covered electric wire 12 exposed from the shield portion 15 immediately before the inner conductor 20 is connected. Since the position is covered with the member having conductivity, it is possible to suppress the impedance change between the covered electric wire 12 covered with the shield part 15 and the exposed part 17. As a result, it is possible to suppress deterioration of communication quality in the covered electric wire 12.
  • the shielded electric wire 11 includes a plurality of covered electric wires 12, and the impedance adjusting member 80 has a plurality of tubular adjusting portion main bodies 82 mounted along the outer peripheral surface of the exposed portion 17, respectively.
  • the adjusting portion main body 82 has the slit 84 extending in the circumferential direction, and the size of the slit 84 can be changed to easily change the area of the adjusting portion main body 82 which covers the exposed portion 17, The impedance of the exposed portion 17 can be easily adjusted.
  • the impedance adjusting member 80 further includes the connecting portion 85 that connects the plurality of adjusting portion main bodies 82, for example, as compared with the case where the adjusting portion main body is separately configured for each exposed portion. Therefore, the number of parts of the impedance adjusting member 80 can be reduced.
  • the communication connector 10 of the present embodiment further includes a terminal accommodating member 30 that accommodates a plurality of inner conductors 20 side by side, and the connecting portion 85 includes a plurality of covered electric wires.
  • the adjusting portion main bodies 82 are connected so that the distance between the two 12 is substantially the same as the distance between the inner conductors 20 accommodated in the terminal accommodating member 30.
  • the distance between the plurality of covered electric wires 12 can be matched with the distance between the inner conductors 20 in the terminal accommodating member 30 by the connecting portion 85 of the impedance adjusting member 80, the plurality of inner conductors 20 in each of the terminal accommodating members 30.
  • the workability of assembling the plurality of inner conductors 20 with the terminal accommodating member 30 can be improved.
  • the terminal accommodating member 30 has a large accommodating portion (adjusting member accommodating portion) 32 that accommodates the impedance adjusting member 80, and a portion of the terminal accommodating member 30 in which the cavity 31 that accommodates the inner conductor 20 is arranged. Between the large accommodating portion 32, the main body position detecting portion 47 and the central position detecting portion 48 (which interfere with the impedance adjusting member 80 when the impedance adjusting member 80 is not mounted at a regular position with respect to the exposed portion 17). A misregistration detection unit) is provided.
  • the impedance adjusting member 80 when the impedance adjusting member 80 is attached to the exposed portion 17 of the covered electric wire 12 at an irregular position different from the regular position, the impedance cannot be sufficiently adjusted in the exposed portion 17 and the communication quality is poor. Is a concern. Further, when the impedance adjusting member 80 material is mounted so as to be displaced toward the inner conductor 20, the inner conductor 20 and the impedance adjusting member 80 may come into contact with each other and the inner conductors 20 may be short-circuited.
  • the impedance adjusting member 80 when the impedance adjusting member 80 is attached to the exposed portion 17 at an irregular position displaced forward, as shown in FIG.
  • the adjusting portion main body 82 of the impedance adjusting member 80 and the main body position detecting portion 47 contact and interfere with each other, or the connecting portion 85 and the central position detecting portion 48 contact and interfere with each other.
  • the impedance adjusting member 80 cannot be assembled in the large accommodating portion 32.
  • the central position detector 48 is a partition wall 45 that separates the plurality of inner conductors 20 in the terminal accommodating member 30. That is, since the positional deviation of the impedance adjusting member 80 can be detected by the partition wall 45 that separates the cavities 31 in the terminal accommodating member 30, it is not necessary to separately form a positional deviation detecting portion in the terminal accommodating member 30, and the shape of the terminal accommodating member 30 can be formed. Can be prevented from becoming complicated.
  • the technology disclosed in the present specification is not limited to the embodiments described by the above description and the drawings, and includes various aspects such as the following.
  • the two adjusting portion bodies 82 are connected by the connecting portion 85.
  • the present invention is not limited to this, and the two adjusting section bodies may be separately configured as separate bodies.
  • the adjusting part main body 82 of the impedance adjusting member 80 has the slit 84.
  • the configuration is not limited to this, and as shown in FIG. 24, a configuration may be employed in which the adjustment unit main body 182 of the impedance adjustment member 180 is not provided with a slit.
  • the impedance adjusting member 80 and the shield part 15 are not connected.
  • the configuration is not limited to this, and the impedance adjusting member and the shield part may be electrically connected.
  • the inner conductor 20 connected to the two covered electric wires 12 of the shielded electric wire 11 is configured as a female terminal.
  • the inner conductor 120 connected to the two covered electric wires 12 of the shielded electric wire 11 may be configured as a male terminal.

Landscapes

  • Details Of Connecting Devices For Male And Female Coupling (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)
PCT/JP2019/050329 2018-12-28 2019-12-23 端子付き電線、端子モジュールおよびコネクタ Ceased WO2020137963A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US17/417,627 US11791594B2 (en) 2018-12-28 2019-12-23 Electric wire with terminal, terminal module, and connector
CN201980081659.5A CN113196583B (zh) 2018-12-28 2019-12-23 带端子电线、端子模块及连接器
CN202310263538.0A CN116154557A (zh) 2018-12-28 2019-12-23 端子模块及连接器
DE112019006517.3T DE112019006517B4 (de) 2018-12-28 2019-12-23 Anschlussmodul umfassend einen elektrischen draht mit einem anschluss, und verbinder

Applications Claiming Priority (2)

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JP2018247606A JP6866887B2 (ja) 2018-12-28 2018-12-28 端子付き電線、端子モジュールおよびコネクタ
JP2018-247606 2018-12-28

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WO2020137963A1 true WO2020137963A1 (ja) 2020-07-02

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JP (2) JP6866887B2 (enExample)
CN (2) CN116154557A (enExample)
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WO (1) WO2020137963A1 (enExample)

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JP2025002957A (ja) * 2023-06-23 2025-01-09 株式会社オートネットワーク技術研究所 端子ユニット
JP2025002954A (ja) * 2023-06-23 2025-01-09 株式会社オートネットワーク技術研究所 端子ユニット
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Publication number Publication date
US11791594B2 (en) 2023-10-17
US20220200211A1 (en) 2022-06-23
CN113196583A (zh) 2021-07-30
JP6866887B2 (ja) 2021-04-28
JP2020107567A (ja) 2020-07-09
CN113196583B (zh) 2023-05-02
JP2021106168A (ja) 2021-07-26
CN116154557A (zh) 2023-05-23
JP6927447B2 (ja) 2021-09-01
DE112019006517B4 (de) 2025-11-27
DE112019006517T5 (de) 2021-09-16

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