WO2020009004A1 - Connecteur - Google Patents

Connecteur Download PDF

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Publication number
WO2020009004A1
WO2020009004A1 PCT/JP2019/025688 JP2019025688W WO2020009004A1 WO 2020009004 A1 WO2020009004 A1 WO 2020009004A1 JP 2019025688 W JP2019025688 W JP 2019025688W WO 2020009004 A1 WO2020009004 A1 WO 2020009004A1
Authority
WO
WIPO (PCT)
Prior art keywords
terminals
connector
gasket
inner housing
housing
Prior art date
Application number
PCT/JP2019/025688
Other languages
English (en)
Japanese (ja)
Inventor
将司 内田
Original Assignee
住友電装株式会社
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 住友電装株式会社 filed Critical 住友電装株式会社
Publication of WO2020009004A1 publication Critical patent/WO2020009004A1/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
    • H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
    • H01R13/405—Securing in non-demountable manner, e.g. moulding, riveting
    • 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
    • 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
    • H01R13/73—Means for mounting coupling parts to apparatus or structures, e.g. to a wall
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R31/00—Coupling parts supported only by co-operation with counterpart
    • H01R31/06—Intermediate parts for linking two coupling parts, e.g. adapter

Definitions

  • the present disclosure relates to a connector including a plurality of terminals arranged in parallel with each other.
  • a connector having a plurality of terminals disposed on a housing is used for, for example, electrically connecting a circuit board on which an electronic circuit is provided, a control device, and various electronic control components (control target devices).
  • a connector when a connector is mounted on a transmission (transmission) or the like that uses oil, a device for preventing oil from leaking from the connector to the outside of the transmission or the like is devised. Has been done. Specifically, when manufacturing a connector, a plurality of terminals are arranged in a molding die, insert molding of a resin housing is performed, and then a resin potting material is cast into a recess formed in the housing. Is going. And, by adhering the potting material to the plurality of terminals, oil is prevented from leaking to the outside of the connector along the terminals.
  • a potting material is generally used to prevent leakage of oil, water, and the like.
  • the potting material is formed by casting, it cannot be formed in a required shape. Then, the surface after casting the potting material becomes flat. Therefore, for example, an insulating rib (insulating wall) for insulating between terminals cannot be formed on the surface of the potting material.
  • the housing in order to secure molding flexibility, may be constituted by a first housing portion and a second housing portion which are separately molded from each other. Specifically, a part of the housing is separately formed as a first housing portion as a core, each terminal is pressed into the first housing portion, and the first housing portion and each terminal are arranged in a molding die. Then, it is conceivable to perform insert molding for injecting a resin into the molding die to form the second housing portion.
  • a potting material for sealing the boundary between each terminal and the housing is to be provided in the formed housing composed of the first housing portion and the second housing portion, the following problem occurs. That is, when the burr of the second housing portion is formed so as to protrude into the space for injecting the potting material, the burr inhibits adhesion between each terminal and the potting material and ensures sufficient sealing of the connector. I found that I could not do it. Therefore, further measures are required to ensure sufficient sealing of the connector and increase the degree of freedom for forming the housing into a required shape.
  • the present disclosure has been made in view of such a problem, and has been made in an effort to provide a connector that can ensure the hermeticity at the time of manufacture and use and can increase the degree of freedom for forming a housing into a required shape. It was done.
  • One embodiment of the present disclosure includes a plurality of terminals arranged in parallel with each other, An inner housing made of a thermoplastic resin, through which the plurality of terminals are inserted, A gasket provided on the inner housing and closely attached to the plurality of terminals, A main body portion in which the inner housing and the gasket are embedded, and a pair of mounting portions protruding from the main body portion and respectively surrounding both ends of the plurality of terminals, and an outer housing made of a thermoplastic resin. is there.
  • the connector according to the one aspect when forming a non-waterproof type connector in which a sealing material is not attached to a plurality of terminals, forms a housing from two parts of an inner housing and an outer housing, and includes a gasket provided in the inner housing. The surface is covered by the outer housing. Specifically, when the plurality of terminals are inserted through the inner housing, the inner housing is provided with a gasket which is in close contact with the plurality of terminals.
  • the connector functions as a relay connector in which each female connector is mounted on each mounting portion of the housing and an end of each terminal surrounded by each mounting portion, and the electrical connection of each female connector is relayed by a plurality of terminals. I do.
  • the provision of the gasket prevents liquid such as oil and water from leaking to the outside of the connector through the plurality of terminals.
  • the inner housing and the gasket are embedded in the main body of the outer housing.
  • the surface of the gasket is covered by the main body of the outer housing. Therefore, the shape required for the connector does not need to be formed on the surface of the gasket, and can be formed on the main body of the outer housing.
  • an insulating wall that insulates between the terminals can be formed on the main body of the outer housing located in the mounting portion.
  • a gasket may be provided on the inner housing integrated with the plurality of terminals to form an insert part, and this insert part may be arranged in a molding die to insert-mold the outer housing. it can.
  • the gasket is in close contact with the plurality of terminals, and there is almost no gap between the plurality of terminals and the gasket. Therefore, the thermoplastic resin serving as the outer housing cannot penetrate into the gap between the plurality of terminals and the gasket. Thereby, the connector can be manufactured while ensuring the sealing property between the plurality of terminals and the gasket.
  • the sealing property of the connector is ensured during manufacture and use of the connector, and the degree of freedom for forming the housing into a required shape can be increased.
  • FIG. 2 is an explanatory diagram illustrating a cross section of the connector according to the embodiment.
  • Explanatory drawing which shows the cross section of the connector which relays the electrical connection between a to-be-mounted object and a control apparatus concerning embodiment.
  • FIG. 2 is an explanatory diagram illustrating a side surface of the connector according to the embodiment.
  • FIG. 4 is an explanatory diagram showing a surface of the connector on the first mounting portion side of the outer housing according to the embodiment;
  • FIG. 4 is an explanatory diagram showing a surface of the connector on the second mounting portion side of the outer housing according to the embodiment.
  • Explanatory drawing which shows the cross section of the inner housing which press-fitted the some terminal which concerns on embodiment.
  • Explanatory drawing which shows the cross section of the insert component which integrated the some terminal, inner housing, and gasket concerning embodiment.
  • the connector 1 of the present embodiment includes a plurality of terminals 2, an inner housing 4, a gasket 6, and an outer housing 5, as shown in FIG.
  • the plurality of terminals 2 are arranged in the connector 1 side by side in parallel with each other.
  • the inner housing 4 is made of a thermoplastic resin, and has a plurality of terminals 2 inserted therethrough.
  • the gasket 6 is provided on the inner housing 4 and is in close contact with the plurality of terminals 2.
  • the outer housing 5 is made of a thermoplastic resin, and includes a main body 50 in which the inner housing 4 and the gasket 6 are embedded, and a pair of mounting portions 51, which protrude from the main body 50 and respectively surround both ends 21 and 22 of the plurality of terminals 2. 52.
  • the connector 1 of the present embodiment is mounted on a mounting object 72 in which oil is used.
  • the mounted object 72 of the present embodiment is an electronically controlled transmission (transmission) used for a vehicle or the like.
  • the connector 1 is used as a relay connector for relaying an electrical connection between an electronic control unit (control target device) of the transmission and a control device 71 disposed outside the transmission.
  • the electronic control unit of the transmission according to the present embodiment is a valve body in which a plurality of spool valves that are double-acted by an electromagnetic solenoid are arranged. Note that the electronic control unit can be various actuators, sensors, and the like in addition to the valve body.
  • the direction in which the plurality of terminals 2 extend and in which the pair of mounting portions 51 and 52 are formed is referred to as the mounting direction D of the connector 1.
  • the mounting direction D is a direction in which the female connectors 81 and 82 are mounted on the connector 1.
  • a first mounting portion 51 of the outer housing 5 is disposed at one end of the mounting direction D of the connector 1, and a first mounting portion 51 of the outer housing 5 is positioned at the other end of the mounting direction D of the connector 1.
  • Two mounting parts 52 are arranged.
  • the connector 1 functions as a male connector provided with a first end 21 as one end of the plurality of terminals 2 and a second end 22 as the other end of the plurality of terminals 2 in the mounting direction D.
  • the first mounting portion 51 and the first ends 21 of the plurality of terminals 2 disposed inside the first mounting portion 51 are connected to a first female member electrically connected to the control device 71.
  • the connector 81 is mounted.
  • a second female connector 82 electrically connected to the valve body is mounted on the second mounting portion 52 and on the second ends 22 of the plurality of terminals 2 disposed inside the second mounting portion 52.
  • the control device 71 is disposed in an aerial environment, and the valve body of the transmission as the mounted object 72 is disposed in an in-oil environment.
  • the valve body in an oily environment is filled with transmission oil (hydraulic oil), and the second mounting portion 52 and the second end 22 of the terminal 2 in the connector 1 are in a state where the oil easily contacts the oil. It is in.
  • the oil adhering to the second end 22 of the terminal 2 arranged in the oil environment tends to permeate to the first end 21 of the terminal 2.
  • the gasket 6 prevents oil from penetrating into the first end 21 of the terminal 2.
  • the connector 1 is held in the oil-side holding hole 722 provided in the case 721 of the transmission.
  • the connector 1 is provided with an oil-side holding hole 722 on the outer periphery of a portion of the main body 50 of the outer housing 5 of the outer housing 5 adjacent to the second mounting portion 52 to prevent oil from leaking out of the case 721 of the transmission.
  • a rubber-side in-oil sealing material 56 is mounted for cleaning. The oil-side sealing material 56 seals the gap between the main body 50 of the outer housing 5 and the case 721.
  • the connector 1 is also held in the air holding hole 712 provided in the cover 711 on the control device 71 side.
  • the connector 1 On the outer periphery of a portion of the body 1 of the outer housing 5 of the connector 1 adjacent to the first mounting portion 51, the connector 1 is disposed in an air-side holding hole 712 to prevent water or the like from entering the cover 711.
  • a rubber air sealing member 55 is mounted. The air sealing member 55 seals the gap between the main body 50 of the outer housing 5 and the cover 711.
  • the plurality of terminals 2 are formed by conductive or long or linear conductive pins, and are arranged in parallel to the mounting direction D of the connector 1. ing. The plurality of terminals 2 are arranged side by side in two directions on a plane orthogonal to the mounting direction D. Intermediate portions 23 of the plurality of terminals 2 except for the first end 21 and the second end 22 are embedded in the inner housing 4, the gasket 6, and the outer housing 5.
  • a tapered portion 231 for press-fitting into the inner housing 4 is formed in the intermediate portion 23 of the plurality of terminals 2.
  • the tapered portion 231 serves as a guide portion when each terminal 2 is pressed into the press-fit hole 43 of the inner housing 4.
  • a separation mark 232 of the carrier (connection portion) when the plurality of terminals 2 are formed in a state of being connected to each other.
  • the division mark 232 serves as a stopper for preventing each terminal 2 from coming out of the inner housing 4 after each terminal 2 is pressed into the inner housing 4.
  • the division mark 232 is a portion of the terminal 2 where the cross-sectional shape orthogonal to the direction in which the terminal 2 is formed is the largest.
  • the plurality of terminals 2 are each press-fitted into a plurality of press-fit holes 43 provided in the inner housing 4.
  • the configuration in which the plurality of terminals 2 are press-fitted facilitates the molding of the inner housing 4.
  • the plurality of terminals 2 are arranged in a molding die, and insert molding of the inner housing 4 is performed in this molding die, so that the inner housing 4 in which the plurality of terminals 2 are inserted is removed. Molding is also possible.
  • a housing 3 is formed by an inner housing 4 and an outer housing 5.
  • the inner housing 4 is disposed in the outer housing 5 and serves as a core when the outer housing 5 is formed.
  • the inner housing 4 has a press-fit hole 43 into which the intermediate portions 23 of the terminals 2 are press-fitted.
  • the inner housing 4 is formed as a molded article of a thermoplastic resin.
  • the inner housing 4 is formed to be larger than a range in which the plurality of terminals 2 are arranged in a plane on a plane orthogonal to the mounting direction D.
  • the inner housing 4 has a first concave portion 41 in which the gasket 6 through which the plurality of terminals 2 are inserted is arranged (filled).
  • the first recess 41 in which the gasket 6 is arranged is located at the end on the first mounting portion 51 side in the mounting direction D of the inner housing 4, in other words, on the first end 21 side of the plurality of terminals 2 in the inner housing 4.
  • the axial direction of the plurality of terminals 2 refers to a direction in which the plurality of terminals 2 extend linearly.
  • a first recess 41 located on the side of the first end 21 of the plurality of terminals 2 and a second recess 42 located on the side of the second end 22 of the plurality of terminals 2 are formed. ing.
  • the gasket 6 is not arranged in the second recess 42, and a part of the outer housing 5 is arranged.
  • the first concave portion 41 is a portion for storing the gasket in the liquid state when the gasket in the liquid state for forming the gasket 6 in the solid state is injected (potted) into the inner housing 4.
  • the first recess 41 can be formed in various shapes that come into contact with the plurality of terminals 2. By forming the first concave portion 41, it is easy to provide the gasket 6 in the inner housing 4.
  • Each of the recesses 41 and 42 is formed to be depressed from each end surface of the inner housing 4 in the mounting direction D.
  • the gasket 6 As shown in FIG. 1, the gasket 6 is injected into the first recess 41 of the inner housing 4 in a liquid state, and then cured. The gasket 6 is elastically deformed when expanded by heat, so that the gasket 6 can improve the adhesiveness (sealability) with surrounding members.
  • the adhesiveness between the gasket 6 and the terminal 2 is higher than the adhesiveness between the thermoplastic resin forming the inner housing 4 or the thermoplastic resin forming the outer housing 5 and the terminal 2.
  • the term "adhesiveness” refers to a property in which a gap that is likely to penetrate a liquid such as oil between members is difficult to be formed.
  • the gasket 6 can have a sealing function and an adhesive function. In addition, the gasket 6 can be used as an adhesive.
  • the gasket 6 is arranged in the first concave portion 41 and is in close contact with a part of the plurality of terminals 2 in the axial direction.
  • the entire gasket 6 is surrounded by the inner housing 4 and the outer housing 5.
  • the gasket 6 is in close contact with the terminals 2, the inner housing 4 and the outer housing 5. And, little gap is formed between each terminal 2 and the gasket 6.
  • the gasket 6 is injected into the first recess 41 of the inner housing 4 into which the plurality of terminals 2 are press-fitted.
  • the gasket 6 is in close contact with the plurality of terminals 2 between the gasket 6 and the plurality of terminals 2 so that oil does not permeate from outside the connector 1.
  • the gasket 6 may be disposed in the second concave portion 42 in a state where the gasket 6 contacts the plurality of terminals 2. In this case, the gasket 6 may not be disposed in the first recess 41, and a part of the outer housing 5 may be disposed.
  • the outer housing 5 forms a main outer shape of the connector 1.
  • the main body 50 of the outer housing 5 is formed in a cylindrical shape, and the air-side sealing material 55 and the oil-side sealing material 56 are mounted on the outer periphery of the main body 50.
  • the main body 50 covers the surface of the gasket 6 and has insertion portions 501 and 502 through which the plurality of terminals 2 are inserted.
  • a pair of insertion portions 501 and 502 that cover both end surfaces of the inner housing 4 and the gasket 6 in the mounting direction D are formed on the inner peripheral side of the main body 50.
  • the first mounting portion 51 protrudes from the main body 50 in a state of being formed in a ring shape, so that a plurality of first mounting portions 51 are formed around a central axis passing through the center of the main body 50 of the outer housing 5.
  • the first end 21 of the terminal 2 of FIG. 5 the second mounting portion 52 is formed in a ring shape and protrudes from the main body 50, so that a plurality of second mounting portions 52 are formed around a central axis passing through the center of the main body 50 of the outer housing 5.
  • the second terminal 22 of the terminal 2 is formed in a ring shape and protrudes from the main body 50, so that a plurality of second mounting portions 52 are formed around a central axis passing through the center of the main body 50 of the outer housing 5.
  • a mounting flange 53 to be mounted on the case 721 of the transmission.
  • a cylindrical collar 531 is arranged in the mounting flange 53, and an insertion hole 532 for inserting the bolt 54 to be fastened to the case 721 is formed inside the collar 531.
  • the second insertion portion 502 provided on the second mounting portion 52 side of the pair of insertion portions 501 and 502 has the second end portions 22 of the plurality of terminals 2.
  • an insulating rib (insulating wall) 503 that protrudes from the second insertion portion 502 in the protruding direction of the second mounting portion 52 and provides insulation between the second end portions 22 is provided.
  • the insulating ribs 503 increase the creeping distance between the second ends 22 of the terminals 2 so as to make it difficult for electric leakage from one of the second ends 22 to the other second end 22 to occur.
  • the creepage distance indicates the shortest distance along the surface of the insulating rib 503 and the second insertion portion 502.
  • the insulating ribs 503 are formed so as to partition the second ends 22 of the plurality of terminals 2 into a lattice shape.
  • the insulating rib 503 can be provided on the first insertion portion 501 provided on the first mounting portion 51 side. In this case, the insulating rib 503 protrudes from the first insertion portion 501 in the protruding direction of the first mounting portion 51 between the first ends 21 of the plurality of terminals 2, and the first ends 21 are connected to each other. Insulation between them.
  • the same female connector can be attached to the first mounting portion 51 and the first end 21 of the plurality of terminals 2 and the second mounting portion 52 and the second end 22 of the plurality of terminals 2.
  • the first female connector 81 can be mounted not only on the first mounting portion 51 but also on the second mounting portion 52
  • the second female connector 82 can be mounted not only on the second mounting portion 52 but also on the first mounting portion 52. 51 can also be attached. Thereby, formation of each female connector 81, 82 can be facilitated.
  • the mounted portion of the first female connector 81 mounted on the first mounting portion 51 and the mounted portion of the second female connector 82 mounted on the second mounting portion 52 can have the same shape. .
  • the first mounting portion 51 and the first end 21 of the plurality of terminals 2 are mounted on the second mounting portion 52 and the second end 22 of the plurality of terminals 2 in the same arrangement relationship, and female connectors having the same shape are mounted. It can be formed as possible. In other words, a portion of the first female connector 81 in which the first end 21 of the terminal 2 is inserted and the plurality of conductive insertion holes are electrically connected to the first end 21, and the first mounting portion 51 is mounted.
  • the shape and the like of the second female connector 82 include an arrangement of a plurality of conductive insertion holes into which the second end 22 of the terminal 2 is inserted and which is electrically connected to the second end 22, and the second mounting portion 52 is mounted.
  • the shape can be the same as the shape of the portion.
  • a convex portion 511 that regulates the direction in which the first female connector 81 is mounted on the first mounting portion 51 is formed on a part of the outer surface of the first mounting portion 51.
  • a protrusion 521 that regulates the direction in which the second female connector 82 is mounted on the second mounting portion 52 is formed on a part of the outer surface of the second mounting portion 52.
  • the first mounting portion 51 including the convex portion 511 and the second mounting portion 52 including the convex portion 521 are formed in a common shape.
  • the inner housing 4 and the outer housing 5 are formed of a thermoplastic resin which is easily formed by injection molding or the like.
  • the thermoplastic resin constituting the inner housing 4 and the outer housing 5 can be various ones having excellent heat resistance, chemical resistance and the like.
  • PPS polyphenylene sulfide
  • polyamide resin and the like can be used. it can.
  • the thermoplastic resin forming the inner housing 4 and the thermoplastic resin forming the outer housing 5 can have the same composition or different compositions.
  • the material constituting the gasket 6 can be various elastomers having an excellent sealing function.
  • the inner housing 4 is molded by injection molding or the like. At this time, a first recess 41 for injecting a liquid gasket and a press-fit hole 43 for press-fitting the plurality of terminals 2 are formed in the inner housing 4.
  • a press-fitting step each terminal 2 is press-fitted into each press-fitting hole 43 of the inner housing 4 as shown in FIG. And each part of all the terminals 2 is arrange
  • the plurality of terminals 2 are arranged in a molding die, the inner housing 4 is subjected to insert molding, and the plurality of terminals 2 are inserted.
  • the inner housing 4 can also be formed.
  • a liquid gasket is injected (potted) into the first recess 41 of the inner housing 4 to fill it.
  • the liquid gasket contacts a part of each terminal 2 arranged in the first recess 41.
  • the gasket in the liquid state hardens, and the gasket 6 is formed in the first recess 41.
  • the gasket 6 can be easily formed in the first recess 41 of the inner housing 4.
  • the gasket 6 is adhered to each terminal 2 to form an insert part in which the plurality of terminals 2, the inner housing 4 and the gasket 6 are integrated.
  • the insert part is placed in a molding die, and insert molding of the outer housing 5 is performed. Specifically, when the insert part is supported in the mold, a cavity is formed in the mold. Then, the molten thermoplastic resin for forming the outer housing 5 is filled in the cavity. At this time, since the terminals 2 and the gasket 6 are in close contact with each other, no gap is formed at the boundary between each terminal 2 and the gasket 6. Can not penetrate the border with
  • the molten thermoplastic resin is cooled to be solidified to form the outer housing 5, and the connector 1 including the plurality of terminals 2, the inner housing 4, the gasket 6, and the outer housing 5 is manufactured in a molding die. Then, the molded connector 1 is taken out of the molding die.
  • the resin housing 3 when forming the non-waterproof type connector 1 in which the sealing material is not attached to the plurality of terminals 2, the resin housing 3 is composed of two parts, the inner housing 4 and the outer housing 5.
  • the gasket 6 is disposed inside the outer housing 5.
  • the inner housing 4 when the plurality of terminals 2 are inserted into the inner housing 4, the inner housing 4 is provided with a gasket 6 which is in close contact with the plurality of terminals 2.
  • the female connectors 81 and 82 are mounted on the mounting portions 51 and 52 of the outer housing 5 and the ends 21 and 22 of the terminals 2, respectively. It functions as a relay connector that relays through a plurality of terminals 2.
  • the gasket 6 prevents the oil in the transmission case 721 from penetrating from the second end 22 to the first end 21 of the plurality of terminals 2. Is done. Further, the oil that permeates from the second end portions 22 of the plurality of terminals 2 to the gap between the inner housing 4 and the outer housing 5 is prevented from permeating to the first end portions 21 of the plurality of terminals 2 by the gasket 6. You. Thus, oil is prevented from leaking to the control device 71 through the connector 1.
  • the inner housing 4 and the gasket 6 are embedded in the main body 50 of the outer housing 5.
  • the surface of the gasket 6 is covered by the insertion portions 501 and 502 of the main body 50 of the outer housing 5. Therefore, the shape required for the connector 1 does not need to be formed on the surface of the gasket 6, and can be formed on the insertion portions 501 and 502 of the main body 50 of the outer housing 5.
  • an insulating rib 503 for insulating between the terminals 2 can be formed in the second insertion portion 502 of the main body 50.
  • a gasket 6 is provided in the inner housing 4 integrated with the plurality of terminals 2 to form an insert part, and the insert part is arranged in a molding die.
  • the outer housing 5 can be insert-molded.
  • the gasket 6 is in close contact with the plurality of terminals 2, and there is almost no gap between the plurality of terminals 2 and the gasket 6. Therefore, the thermoplastic resin serving as the outer housing 5 cannot penetrate into the gap between the plurality of terminals 2 and the gasket 6.
  • the sealing property of the connector 1 is ensured during the manufacture and use of the connector 1, and the degree of freedom for forming the housing 3 into a required shape can be increased.
  • the first recess 41 may be formed separately for each of the terminals 2 or for each of several terminals 2, in addition to being formed collectively for the plurality of terminals 2. Also in this case, the gasket 6 arranged in the first concave portion 41 has an effect of preventing permeation of a liquid such as oil from the second end 22 of each terminal 2 to the first end 21. This case is particularly effective when the number of terminals 2 is small.
  • the present invention is not limited to the embodiments, and further different embodiments can be configured without departing from the gist of the invention. Further, the present invention includes various modified examples, modified examples within an equivalent range, and the like.

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  • Connector Housings Or Holding Contact Members (AREA)

Abstract

L'invention concerne un connecteur pour lequel l'étanchéité est assurée pendant la fabrication et pendant l'utilisation, et le degré de liberté pour former un boîtier dans une forme requise est augmenté. Ce connecteur (1) comprend : une pluralité de bornes (2) ; un boîtier interne (4) ; un joint d'étanchéité (6) ; et un boîtier externe (5). La pluralité de bornes (2) sont placées sur le connecteur (1) alignées dans un état mutuellement parallèle. Le boîtier interne (4) comprend une résine thermoplastique, et est un article dans lequel la pluralité de bornes (2) sont insérées. Le joint d'étanchéité (6) est disposé dans le boîtier interne (4) et est également collé à la pluralité de bornes (2). Le boîtier externe (5) comprend une résine thermoplastique, et comprend : une partie de corps (50) qui enfouit le boîtier interne (4) et le joint d'étanchéité (6) ; et une paire d'unités de montage (51, 52) faisant saillie à partir de la partie de corps (50) et entourant les deux parties d'extrémité (21, 22) de la pluralité de bornes (2).
PCT/JP2019/025688 2018-07-04 2019-06-27 Connecteur WO2020009004A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018127454A JP2020009561A (ja) 2018-07-04 2018-07-04 コネクタ
JP2018-127454 2018-07-04

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Publication Number Publication Date
WO2020009004A1 true WO2020009004A1 (fr) 2020-01-09

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WO (1) WO2020009004A1 (fr)

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KR102264939B1 (ko) * 2020-02-18 2021-06-14 주식회사 경신 방수 기능을 갖는 커넥터

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