WO2015068748A1 - Connecteur et boîtier de connecteur - Google Patents

Connecteur et boîtier de connecteur Download PDF

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Publication number
WO2015068748A1
WO2015068748A1 PCT/JP2014/079395 JP2014079395W WO2015068748A1 WO 2015068748 A1 WO2015068748 A1 WO 2015068748A1 JP 2014079395 W JP2014079395 W JP 2014079395W WO 2015068748 A1 WO2015068748 A1 WO 2015068748A1
Authority
WO
WIPO (PCT)
Prior art keywords
housing
terminal
connector
lance
terminals
Prior art date
Application number
PCT/JP2014/079395
Other languages
English (en)
Japanese (ja)
Inventor
淳仁 齋藤
良介 井伊
池元　進一
Original Assignee
矢崎総業株式会社
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 矢崎総業株式会社 filed Critical 矢崎総業株式会社
Publication of WO2015068748A1 publication Critical patent/WO2015068748A1/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
    • H01R13/46—Bases; Cases
    • H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
    • H01R13/5205—Sealing means between cable and housing, e.g. grommet
    • 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
    • H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
    • H01R13/42—Securing in a demountable manner
    • H01R13/422—Securing in resilient one-piece base or case, e.g. by friction; One-piece base or case formed with resilient locking means
    • H01R13/4223—Securing in resilient one-piece base or case, e.g. by friction; One-piece base or case formed with resilient locking means comprising integral flexible contact retaining fingers
    • 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
    • H01R13/46—Bases; Cases
    • H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
    • H01R13/5219—Sealing means between coupling parts, e.g. interfacial seal
    • 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
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap

Definitions

  • the present invention relates to a connector and a connector housing, and more particularly to a device in which a plurality of terminals are installed in one housing.
  • the connector 301 has a terminal fitting (terminal) 307 inserted into the cavity 305 in the housing 303 and a shape along the inner wall of the cavity 305, and is elastically bent in a direction intersecting the insertion direction of the terminal fitting 307 with respect to the cavity 305.
  • the lance 309 is formed so as to be possible.
  • the terminal fitting 307 inserted into the cavity 305 is held in a retaining state by the locking action of the lance 309.
  • a plurality of cavities 305 are provided in the housing 303, and a lance 309 is formed for each pole. That is, a lance 309 is provided in each of the plurality of cavities 305 (one lance 309 is provided for one cavity 305).
  • Each of the plurality of terminals 307 is inserted and installed in each of the cavities 305, and each installed 307 is prevented from being detached by each lance 309.
  • the present invention has been made in view of the above problems, and is configured to include a housing provided with a plurality of cavities and a plurality of terminals inserted and installed in the cavities of the housing.
  • An object of the present invention is to provide a connector capable of reducing the distance (pitch) between cavities adjacent to each other.
  • the connector of the present invention includes a housing provided with a plurality of cavities, a plurality of terminals inserted into the respective cavities of the housing and installed in the housing, and a lance provided in the housing and locking the terminals. It is a connector, Comprising: A lance is a connector characterized by latching the several terminal installed in the housing with one.
  • the connector of the present invention may be a connector in which a plurality of terminals locked by a single lance are integrated.
  • the connector of the present invention may be a connector in which a plurality of terminals locked by a single lance are integrated by a sealing member that seals a connection portion between these terminals and an electric wire.
  • the connector housing of the present invention is a connector housing having a plurality of cavities into which each of a plurality of terminals is inserted and a lance for locking the terminals, and one lance is inserted into each of the cavities.
  • a connector configured to include a housing provided with a plurality of cavities and a plurality of terminals inserted and installed in the cavities of the housing, the cavities adjacent to each other
  • FIG. 1A and 1B are diagrams showing a conventional connector, in which FIG. 1A is a perspective view and FIG. 1B is a partial cross-sectional view.
  • FIG. 2 is a view showing a conventional connector.
  • FIG. 3 is a view showing a conventional connector.
  • FIG. 4 is a view showing a conventional connector.
  • 5A and 5B are diagrams showing a conventional connector, in which FIG. 5A is a front view and FIG. 5B is a plan sectional view.
  • 6A and 6B are diagrams showing a conventional connector, in which FIG. 6A is a cross-sectional view showing a state before the terminal is installed in the housing, and FIG. 6B is a cross-sectional view showing a state in the middle of installing the terminal in the housing.
  • FIG. 7 is a perspective view showing a schematic configuration of the connector according to the embodiment of the present invention.
  • FIG. 8 is a perspective view showing a schematic configuration of the connector according to the embodiment of the present invention, and is a view showing a state in which the terminal is separated from the housing, and is a view in which a part thereof is a cross section.
  • FIG. 9 is a diagram showing a state in the middle of moving the terminal from the state shown in FIG. 8 and installing the terminal in the housing.
  • FIG. 10 is a perspective view of the housing viewed from another angle with the terminal not shown in the state shown in FIG. FIG.
  • FIG. 11 is a diagram illustrating a state where the terminal is further moved from the state illustrated in FIG. 9 and the terminal has been installed in the housing.
  • FIG. 12 is a perspective view of the housing viewed from another angle with the terminal not shown in the state shown in FIG.
  • FIG. 13 is a perspective view showing a schematic configuration of a terminal of the connector according to the embodiment of the present invention.
  • FIG. 14 is a view schematically showing the connector housing and viewed from the front-rear direction, where (a) shows a conventional connector housing, and (b) shows a connector according to an embodiment of the present invention.
  • the housing is shown.
  • 15A and 15B show the housing of the connector of FIG. 14A, where FIG. 15A is a sectional view taken along the line XVA-XVA in FIG.
  • FIG. 14A, and FIG. 15B is a sectional view taken along the line XVB-XVB in FIG.
  • FIG. 14C is a sectional view taken along the line XVC-XVC in FIG. 16A and 16B show a connector housing according to an embodiment of the present invention.
  • FIG. 16A is a cross-sectional view taken along line XVIA-XVIA in FIG. 14B
  • FIG. 16B is XVIB-XVIB in FIG.
  • FIG. 14C is a cross-sectional view taken along the line XVIC-XVIC in FIG. 14B
  • FIG. 14D is a cross-sectional view taken along the line XVID-XVID in FIG.
  • the connector 1 includes a housing 3 and a plurality of terminals (for example, female terminals) 5 as shown in FIGS.
  • the housing 3 is provided with a plurality of cavities (terminal accommodating portions) 7.
  • the cavities 7 are adjacent to each other in the lateral direction.
  • a predetermined direction is a front-rear direction
  • a predetermined direction orthogonal to the front-rear direction is a horizontal direction
  • a direction orthogonal to the front-rear direction and the horizontal direction Is the vertical direction.
  • Each terminal 5 is inserted and accommodated in each of the cavities 7 of the housing 3 so as to be installed in the housing 3.
  • the housing 3 is provided with a lance 9.
  • the lance 9 constitutes a part of the housing 3.
  • One lance 9 is configured to lock a plurality of terminals 5 installed in the housing 3 and prevent the terminals 5 from coming off.
  • the plurality of terminals 5 locked by the single lance 9 are integrated even if they are separated from the housing 3 (even before being installed in the housing 3). Of course, it is integrated after it is installed in the housing 3 and locked by one lance 9. That is, the plurality of terminals 5 are always integrated.
  • the plurality of terminals 5 are integrated by a seal member 13 that covers and seals connection portions (wire connection portions) between these terminals 5 and the electric wires 11 connected to the respective terminals 5.
  • the terminal 5 includes a mating terminal connecting portion (for example, a box-shaped portion) 14 to which a mating terminal (for example, a male terminal) is connected, a connecting portion 15, a wire barrel portion (core caulking holding portion) 17, and an insulation barrel portion (sheath caulking). Holding part) 19.
  • the mating terminal connecting portion 14, the connecting portion 15, the wire barrel portion 17, and the insulation barrel portion 19 are connected in this order from the front side to the rear side in the front-rear direction.
  • the insertion direction of the terminal 5 is the front-rear direction.
  • the electric wire 11 includes a core wire 23 and a sheath (insulating covering) 25 covering the core wire 23.
  • the sheath 25 is removed at one end portion in the longitudinal direction of the electric wire 11 (front end portion in the front-rear direction), and the core wire 23 is exposed.
  • At least a part of the exposed core wire 23 is surrounded and held by the wire barrel portion 17, and a portion of the sheath 25 in the vicinity of the exposed core wire 23 is surrounded by the insulation barrel portion 19. Is retained.
  • the terminal 5 is installed in the electric wire 11 (the electric wire 11 is installed in the terminal 5).
  • the seal member (seal body) 13 covers the wire 11, the insulation barrel 19, and a part of the wire 11 from the wire barrel 17 to the portion of the wire 11 near the insulation barrel 19. And the terminal 5 are provided in close contact with each other, for example, by a mold.
  • the electric wire with terminal (electric wire holding terminal) 27 holding the core wire 23 of the electric wire 11 with the wire barrel portion 17 and holding the sheath 25 of the electric wire 11 with the insulation barrel portion 19, the opposite side of the mating terminal connecting portion 14.
  • the electric wire 11 extends rearward from the rear side of the terminal 5.
  • the seal member 13 is provided integrally with, for example, two electric wires 27 with terminals, as shown in FIG. That is, the two electric wires 27 with terminals are integrated by the seal member 13.
  • the sealing member 13 and the two electric wires with terminals 27 provided with and integrated with the sealing member 13 are referred to as the electric wires with terminals (terminal assemblies) 29 with the sealing members installed.
  • the two electric wires 27 with terminals are aligned in the lateral direction.
  • the terminal coupling body 29 is inserted into the two cavities 7 of the housing 3 with the wire barrel portion 17, the insulation barrel portion 19, and the electric wire 11 behind the mating terminal connection portion 14 of each terminal-attached electric wire 27. To do.
  • the outer periphery of the seal member 13 comes into contact with a predetermined portion of the inner periphery of the cavity 7 of the housing 3, and the seal between the housing 3 and the seal member 13 is made by this contact. It is comprised so that.
  • the housing 3 is provided with the lance 9 as described above.
  • One lance 9 engages with the terminal coupling body 29 (each of the two electric wires 27 with terminals) accommodated in each of the two cavities 7 to prevent the terminal coupling body 29 from coming off (behind the terminal coupling body 29). (Refer to FIG. 11).
  • the lance 9 is formed in a cantilever shape and extends in the front-rear direction.
  • the base end 33 of the lance 9 is located on the front side of the terminal combination 29 away from the terminal combination 29 accommodated in the cavity 7 in the insertion direction (front-rear direction) of the terminal combination 29.
  • the distal end 35 of the lance 9 is located behind the proximal end 33 in the insertion direction (front-rear direction) of the terminal assembly 29.
  • a locking portion 37 is provided at the front end portion (rear end portion) of the lance 9.
  • one lance 9 is provided with two locking portions 37.
  • the two locking portions 37 are separated from each other in the lateral direction. ing.
  • each of the two locking portions 37 is engaged with each of the two mating terminal connection portions 14 of the terminal coupling body 29.
  • the terminal assembly 29 described above is configured to prevent the terminal assembly 29 from coming off.
  • tip (rear end) 35 of the lance 9 and the sealing member 13 are slightly separated in the front-back direction.
  • the seal member 13 has a front end located in the front and rear direction, for example, at a front end (may be an intermediate portion) of the wire barrel portion 17, and a rear end of the sheath 25 slightly behind the insulation barrel portion 19. Located at the place.
  • the terminal coupling body 29 In a state in which the terminal coupling body 29 is accommodated in the cavity 7 and is prevented from being detached by the lance 9, the terminal coupling body 29 is located on the most front side with respect to the housing 3, and the rear end of the lance 9 and the sealing member 13 The front end is slightly separated.
  • the terminal 5 is generated by making a plate-shaped material made of a conductive material such as metal into a predetermined shape and appropriately bending the formed material.
  • the mating terminal connecting portion 14 has a rectangular tube shape, and an elastic piece 41 is provided inside the rectangular tube. Further, a notch 43 with which the locking portion 37 of the lance 9 is engaged is provided in one of the four side wall portions of the counterpart terminal connecting portion 14.
  • the wire barrel portion 17 in one terminal 5 is formed as a pair, and in the electric wire 27 with a terminal, the wire barrel portion 17 surrounds the exposed core wire 23 from which the sheath 25 is removed.
  • the insulation barrel portion 19 in one terminal 5 is also formed as a pair, and in the electric wire 27 with a terminal, the insulation barrel portion 19 is slightly behind the front end of the sheath 25 and the sheath 25 of the electric wire 11. It covers almost the entire circumference.
  • the housing 3 is integrally formed of an insulating material such as synthetic resin.
  • the cavity 7 is formed to be recessed from the rear end of the housing 3 to the front side, and includes a front side portion 45 and a rear side portion 47.
  • the front side portion 45 is formed in a quadrangular prism shape that is substantially the same as the outer shape of the mating terminal connection portion 14 of the terminal 5, and for example, two are formed in accordance with the number of terminals 5 in the terminal combination 29. Thereby, it can be considered that the housing 3 is provided with two cavities.
  • the rear portion 47 is formed in a columnar shape having an oval bottom.
  • One central axis of the front part 45 and the central axis of the rear part 47 coincide with each other, and the other central axis of the front part 45 and the rear part 47
  • the central axis coincides with each other.
  • the inner diameter of the circle forming the oval rear portion 47 is larger than the outer diameter of the square columnar front portion 45 (for example, the length of the diagonal diagonal line of the bottom surface of the square column).
  • the lance 9 is provided across the two front portions 45, and the front end (rear end) position of the lance 9 and the rear end position of the front portion 45 substantially coincide with each other in the front-rear direction. .
  • a through hole 49 is formed between the front end of the front portion 45 (the bottom of the cavity 7) and the front end of the housing 3.
  • the front side portion 45 is surrounded by a pair of vertical partition walls 73 and a pair of horizontal partition walls 75, and is partitioned by a partition wall 71. It has become two by being done.
  • the single lance 9 is formed at one partition wall 73 of the pair of partition walls 73 in the vertical direction. Cutouts 77 are formed at both lateral ends and front end portions of one partition wall 73, thereby generating a cantilever-shaped lance 9. When viewed from the vertical direction, the notch 77 is formed in a “U” shape.
  • two locking portions 37 are formed at the tip of one lance 9.
  • the two locking portions 37 are approximately the same as the thickness of the partition wall 71 in the horizontal direction because of the notch 79 in the central portion in the horizontal direction.
  • a configuration in which the notch 79 is deleted may be used.
  • a notch 81 for avoiding interference with the lance 9 is provided in the partition wall 71.
  • the notch 81 is provided at the end of the partition wall 71 (end on the lance 9 side) in the vertical direction.
  • the housing 3 is provided with a cylindrical recess 51.
  • the recess 51 is formed to be recessed from the front end of the housing 3 to the rear side.
  • Protruding portions 53 are formed in the housing 3 by providing the recessed portions 51.
  • the two cavities 7 (front side portions 45) and the lance 9 are located inside the convex portion 53.
  • An annular packing 55 is installed on the outer periphery of the convex portion 53.
  • An elastic arm 59 is provided outside the cylindrical recess 51.
  • the mating connector (not shown) in which terminals (for example, two male terminals) are installed is installed in the housing 3 (connector 1) in which the terminal combined body 29 is installed, the mating connector is in the recess 51. It enters and engages with the packing 55 and the elastic arm 59. As a result, the connector 1 and the mating connector are sealed, and the mating connector is prevented from coming off from the connector 1.
  • each of the terminals of the mating connector passes through each of the through holes 49 of the housing 3, and the mating terminal of each of the two terminals 5. It enters into the connection part 14. As a result, each of the terminals of the mating connector and each of the terminals 5 are connected.
  • the seal member 13 is integrally formed of an insulating material (including rubber) such as synthetic resin.
  • the elastic coefficient of the seal member 13 is smaller than the elastic coefficient of the housing 3, and the seal member 13 is more easily elastically deformed than the housing 3.
  • the seal member 13 is formed in, for example, a long cylindrical shape that is substantially the same as the rear portion 47.
  • Each of the central axes of the sealing member 13 (the central axes of the two circles) and each of the central axes of the two electric wires 11 coincide with each other. More specifically, in the seal member 13, the large diameter portion 61 and the small diameter portion 63 are alternately repeated in the front-rear direction (the extending direction of the central axis of the column).
  • the outer diameter of the large diameter portion 61 is slightly larger than the inner diameter of the rear portion 47 of the cavity 7, and the outer diameter of the small diameter portion 63 is slightly smaller than the inner diameter of the rear portion 47 of the cavity 7. ing.
  • the manufacture of the terminal assembly 29 will be described. First, the sheath 25 of the electric wire 11 is removed as appropriate, and the core wire 23 is exposed at one end. Subsequently, the terminal 5 is installed on the electric wire 11. Thereby, the electric wire 27 with a terminal is produced
  • a plurality of (for example, two) electric wires 27 with terminals are arranged in the horizontal direction, and the sealing member 13 is brought into close contact with the terminals 5 and the electric wires 11 of the electric wires 27 with two terminals by, for example, molding. Install in. As a result, the terminal combination 29 is generated.
  • the terminal assembly 29 is separated from the housing 3 behind the housing 3 as shown in FIG.
  • the terminal coupling body 29 has the mating terminal connection portion 14 on the front side and the electric wire 11 on the rear side, the position of the two cavities 7 in the horizontal direction and the vertical direction, and the terminal coupling body 29.
  • the positions of the two terminals 5 coincide with each other.
  • a plurality of terminals 5 installed in the housing 3 are locked by a single lance 9, so that a conventional gap (between the lance 9 and the side wall of the cavity 7 is arranged). ) Is not necessary, and the distance (pitch) between the cavities 7 adjacent to each other can be reduced.
  • each of the two terminals 5 is inserted into each of the two cavities 7 adjacent to each other and the lance 9 prevents the detachment.
  • the two cavities 7 adjacent to each other are aligned in the lateral direction as described above.
  • the two cavities 203 adjacent to each other are divided into two by the side wall 201 as shown in FIG.
  • the side wall 201 and the lance 205 are separated from each other by the dimension P1 due to the gap 207 between the side wall 201 and the lance 205.
  • each cavity 7 is partitioned by a partition wall (side wall) 71, but between the partition wall 71 and the lance 9, in the lateral direction. Since the gap is unnecessary and there is no gap, the pitch PB (see FIG. 14B) of the two cavities 7 that are adjacent to each other is more than the pitch PA shown in FIG. It can be reduced by “2 ⁇ P1”.
  • FIGS. 8 to 12 schematically shows the connector 1, the form of the lances 9, 205, etc. is different from that shown in FIGS. 8 to 12.
  • the connector 1 since the several terminal 5 latched by the one lance 9 is integrated by the sealing member 13 which has sealed the connection part of these terminals 5 and the electric wire 11. The number of installation steps of the terminal 5 to the housing 3 can be reduced, the connecting portion between the terminal 5 and the electric wire 11 is sealed, and the space between the housing 3 and the seal member 13 (terminal combined body 29). A seal is made.
  • a connector configured to include a housing provided with a plurality of cavities and a plurality of terminals inserted and installed in the cavities of the housing, the cavities adjacent to each other

Landscapes

  • Connector Housings Or Holding Contact Members (AREA)

Abstract

　L'invention porte sur un connecteur (1) qui possède : un boîtier (3) comportant une pluralité de cavités (7) ; une pluralité de bornes (5) disposées dans le boîtier (3), les bornes (5) étant insérées respectivement dans les cavités (7) du boîtier (3) ; et une crevée unique (9) pour verrouiller en position la pluralité de bornes (5) disposées dans le boîtier (3), la crevée (9) étant disposée dans le boîtier (3).
PCT/JP2014/079395 2013-11-07 2014-11-06 Connecteur et boîtier de connecteur WO2015068748A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2013231189A JP2015090846A (ja) 2013-11-07 2013-11-07 コネクタおよびコネクタのハウジング
JP2013-231189 2013-11-07

Publications (1)

Publication Number Publication Date
WO2015068748A1 true WO2015068748A1 (fr) 2015-05-14

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ID=53041525

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2014/079395 WO2015068748A1 (fr) 2013-11-07 2014-11-06 Connecteur et boîtier de connecteur

Country Status (2)

Country Link
JP (1) JP2015090846A (fr)
WO (1) WO2015068748A1 (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000323227A (ja) * 1999-05-14 2000-11-24 Sumitomo Wiring Syst Ltd 防水コネクタ
JP2010102946A (ja) * 2008-10-23 2010-05-06 Yazaki Corp コネクタ

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000323227A (ja) * 1999-05-14 2000-11-24 Sumitomo Wiring Syst Ltd 防水コネクタ
JP2010102946A (ja) * 2008-10-23 2010-05-06 Yazaki Corp コネクタ

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Publication number Publication date
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