WO2022113927A1 - Connecteur - Google Patents

Connecteur Download PDF

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Publication number
WO2022113927A1
WO2022113927A1 PCT/JP2021/042753 JP2021042753W WO2022113927A1 WO 2022113927 A1 WO2022113927 A1 WO 2022113927A1 JP 2021042753 W JP2021042753 W JP 2021042753W WO 2022113927 A1 WO2022113927 A1 WO 2022113927A1
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WO
WIPO (PCT)
Prior art keywords
terminal
spring
pair
spring pieces
pieces
Prior art date
Application number
PCT/JP2021/042753
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English (en)
Japanese (ja)
Inventor
誠道 西島
Original Assignee
株式会社オートネットワーク技術研究所
住友電装株式会社
住友電気工業株式会社
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.)
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Publication date
Application filed by 株式会社オートネットワーク技術研究所, 住友電装株式会社, 住友電気工業株式会社 filed Critical 株式会社オートネットワーク技術研究所
Publication of WO2022113927A1 publication Critical patent/WO2022113927A1/fr

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02—Contact members
    • H01R13/10—Sockets for co-operation with pins or blades
    • H01R13/11—Resilient sockets
    • H01R13/115—U-shaped sockets having inwardly bent legs, e.g. spade type
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02—Contact members
    • H01R13/15—Pins, blades or sockets having separate spring member for producing or increasing contact pressure
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/62—Hybrid vehicles

Definitions

  • This disclosure relates to connectors.
  • Patent Document 1 describes a connector for a conventional vehicle.
  • the connector includes a first connector having a first terminal and a second connector having a second terminal connected to the first terminal.
  • the second terminal has a pair of connecting portions facing each other.
  • the first terminal is inserted between the pair of connecting portions of the second terminal and is in contact with each connecting portion.
  • the second terminal has a connection portion connected to a mating terminal different from the first terminal. The mating terminal and the first terminal are electrically connected via the second terminal.
  • the present inventor has studied how to improve the stability of the connection between the first terminal and the second terminal in the above-mentioned connector. Therefore, it is an object of the present invention to provide a connector capable of improving the stability of connection between the first terminal and the second terminal.
  • the connector of the present disclosure is a connector including a first connector having a first terminal and a second connector having a second terminal connected to the first terminal, and the second terminals face each other.
  • a first spring member having a pair of first spring pieces and a second spring member having a pair of second spring pieces sandwiching the pair of first spring pieces.
  • the first terminal and the first spring are sandwiched between the pair of first spring pieces by applying a pressing force to the pair of first spring pieces in a direction to bring them closer to each other.
  • the first spring member is electrically conductive with the member, and the first spring member has a connecting portion connected to a mating terminal different from the first terminal, and is inserted between the pair of first spring pieces.
  • the first terminal and the connection portion are located on the same straight line along the insertion direction of the first terminal.
  • FIG. 1 is an exploded perspective view of the connector of the embodiment.
  • FIG. 2 is an exploded perspective view of the second connector in the same embodiment.
  • FIG. 3 is a cross-sectional view of the connector in the same embodiment.
  • FIG. 4 is an exploded perspective view of the second terminal in the same embodiment.
  • FIG. 5 is a cross-sectional view of the first terminal and the second terminal in the same embodiment.
  • FIG. 6 is an explanatory diagram showing a connection state of the first terminal and the second terminal in the same embodiment.
  • FIG. 7 is a cross-sectional view for explaining an assembling mode of the first terminal and the second terminal in the same embodiment.
  • FIG. 8 is a cross-sectional view for explaining the operation of the connector in the same embodiment.
  • FIG. 9 is an explanatory diagram for explaining the operation of the connector in the same embodiment.
  • FIG. 10 is an exploded perspective view of the second terminal in the modified example.
  • FIG. 11 is a developed view of the first spring member in the modified example.
  • the connectors of this disclosure are [1] A connector comprising a first connector having a first terminal and a second connector having a second terminal connected to the first terminal, wherein the second terminals are a pair facing each other.
  • a first spring member having a first spring piece and a second spring member having a pair of second spring pieces sandwiching the pair of first spring pieces are provided, and the pair of second spring pieces is the pair.
  • the first spring member is electrically conductive and has a connection portion connected to a mating terminal different from the first terminal, and the first spring member inserted between the pair of first spring pieces.
  • the terminal 1 and the connection portion are located on the same straight line along the insertion direction of the first terminal.
  • the insertion force when the first terminal is inserted between the pair of first spring pieces can be received in a well-balanced manner at the connection portion on the extension line of the first terminal. Therefore, it is possible to prevent the posture of the first spring member from being displaced when the first terminal is inserted. As a result, it is possible to improve the stability of the connection between the first terminal and the second terminal.
  • the first spring member has a pair of support portions that extend bifurcatedly from the connection portion, and the first spring piece extends from the tip end portion of each support portion toward the connection portion. There is. According to this configuration, a pair of first spring pieces facing each other can be configured to extend toward the connection portion.
  • connection portion, the pair of support portions, and the pair of first spring pieces are formed of a single component. According to this configuration, since the first spring member is composed of a single component, it can contribute to reducing the number of components.
  • the single component has a first component, a second component, and a connecting portion that connects the first component and the second component, and the first component includes the first component.
  • the first component includes the first component.
  • the connecting portion includes a spring piece and a second portion constituting the connecting portion, and the connecting portion connects the first portion and the second portion.
  • the first spring member can be composed of a single component.
  • cylindrical shape used in the description of the present specification is not limited to a cylinder having a continuous peripheral wall formed over the entire circumference in the circumferential direction, but also a cylinder formed by combining a plurality of parts or a C-shape. It also includes those having a notch in a part in the circumferential direction such as a shape. Also, “cylindrical” shapes include circles, ellipses, and polygons with sharp or rounded corners.
  • the connector 10 of this embodiment includes a first connector 11 and a second connector 12.
  • the first connector 11 includes a first terminal 13.
  • the second connector 12 includes a second terminal 14 shown in FIG. In a state where the first connector 11 and the second connector 12 are connected to each other, the first terminal 13 and the second terminal 14 are connected to each other.
  • the first connector 11 shown in FIG. 1 is provided in, for example, the first vehicle-mounted device.
  • the first in-vehicle device is, for example, a traveling drive motor in an electric vehicle, a hybrid vehicle, or the like.
  • the second connector 12 is provided, for example, in the second vehicle-mounted device connected to the first vehicle-mounted device.
  • the second in-vehicle device is, for example, a power control unit that controls the driving of the traveling drive motor.
  • the first connector 11 and the second connector 12 are connectors for high voltage.
  • the X-axis in the XYZ axes orthogonal to each other in the drawing is along the width direction of the connector 10. Further, the Y axis is along the depth direction of the connector 10. Further, the Z axis is along the front-rear direction of the connector 10. In the following description, the direction along the X-axis, the direction along the Y-axis, and the direction along the Z-axis are referred to as the X-axis direction, the Y-axis direction, and the Z-axis direction, respectively.
  • the first connector 11 includes a first housing 15 that holds the first terminal 13.
  • the first housing 15 is made of an insulator such as synthetic resin.
  • the first housing 15 is fixed to the pedestal portion 17 by, for example, a plurality of screws 16 shown in FIG.
  • the tip of the first terminal 13 held in the first housing 15 is exposed from the first housing 15.
  • the first terminal 13 has, for example, a flat plate shape.
  • the first terminal 13 is provided so that its plate surface is orthogonal to the X-axis direction.
  • a total of six first terminals 13 are provided, for example, two rows in the X-axis direction and three rows in the Y-axis direction. Further, for example, a plurality of first terminals 13 are provided.
  • the first housing 15 has a peripheral wall 18 that surrounds the exposed portion of the plurality of first terminals 13.
  • the second connector 12 includes a second housing 21 that holds the second terminal 14, and a cover 22 that is attached to the second housing 21.
  • the cover 22 covers one part of the second terminal 14.
  • the cover 22 is removable from the second housing 21.
  • the cover 22 has an opening 22a through which the first terminal 13 is inserted.
  • the second housing 21 is fixed to the mounting member 19 shown in FIG.
  • the mounting member 19 is fixed to the pedestal portion 17. That is, the second housing 21 is supported by the pedestal portion 17 via the mounting member 19.
  • the second terminal 14 includes a first spring member 23 and a second spring member 24.
  • the second spring member 24 is attached to the first spring member 23.
  • the second spring member 24 is supported only by, for example, the first spring member 23. That is, the second spring member 24 has no contact other than, for example, the first spring member 23.
  • the first spring member 23 is formed, for example, by pressing a metal plate.
  • the first spring member 23 constitutes an electrical contact with the first terminal 13. Therefore, the first spring member 23 is composed of a conductor.
  • the constituent material of the first spring member 23 is, for example, copper or a copper-based metal.
  • the first spring member 23 includes a pair of support portions 25, a pair of first spring pieces 26, and a connection portion 27.
  • the connecting portion 27 extends, for example, along the Z-axis direction.
  • the connection portion 27 is a portion connected to the mating terminal T of the second vehicle-mounted device.
  • the connecting portion 27 is connected to the mating terminal T by, for example, a bolt (not shown).
  • the pair of support portions 25 extend bifurcated from one end of the connection portion 27 in the Z-axis direction.
  • the pair of support portions 25 have the same shape as each other.
  • Each support portion 25 has a first portion 25a extending along the X axis from one end of the connecting portion 27 in the Z-axis direction, and a second portion 25b extending along the Z axis from the tip of the first portion 25a. ing.
  • the second portion 25b extends to the side opposite to the side where the connecting portion 27 is provided.
  • the second portion 25b of the pair of support portions 25 faces each other in the X-axis direction.
  • the first spring piece 26 extends from the second portion 25b of the pair of support portions 25, respectively. Each first spring piece 26 is located between a pair of second portions 25b. The pair of first spring pieces 26 face each other in the X-axis direction.
  • the length of the first portion 25a of one support portion 25 and the length of the first portion 25a of the other support portion 25 are set to be the same length. That is, the connecting portion 27 is located at the center between the first portions 25a in the X-axis direction.
  • the connecting portion 27 is located on an extension line extending the first terminal 13 inserted between the pair of first spring pieces 26 along the Z axis. That is, each of the first terminal 13 and the connecting portion 27 inserted between the pair of first spring pieces 26 is located on the same straight line S along the Z axis.
  • the second portion 25b of the support portion 25 has a base end portion which is one end portion in the Z-axis direction and a tip end portion which is the other end portion in the Z-axis direction. ..
  • the base end portion of the support portion 25 is connected to the first portion 25a.
  • the tip of the support portion 25 is connected to the first spring piece 26.
  • the first spring piece 26 extends from the tip end portion of the support portion 25 toward the first portion 25a.
  • the first spring piece 26 is formed by folding back the tip of each support portion 25 inward. That is, the first spring piece 26 has a base end portion connected to the support portion 25 and a tip end portion which is an open end.
  • Each of the first spring pieces 26 is urged in a direction approaching each other by the elasticity of the second spring member 24.
  • the pair of first spring pieces 26 have, for example, the same shape as each other.
  • Each first spring piece 26 has a first inclined portion 31, a second inclined portion 32, a bent portion 33, and an engaging convex portion 34.
  • the bent portion 33 is formed by bending a part of the first spring piece 26 in the Z-axis direction so as to be convex in a direction approaching each other.
  • the bent portion 33 is bent in the Y-axis direction.
  • the first inclined portion 31 is, for example, a portion of the first spring piece 26 from the base end portion to the bent portion 33.
  • the second inclined portion 32 is, for example, a portion of the first spring piece 26 from the bent portion 33 to the tip portion.
  • the bent portion 33 is formed between the first inclined portion 31 and the second inclined portion 32. In the Z-axis direction, the length of the first inclined portion 31 is set to be longer than the length of the second inclined portion 32. In other words, the bent portion 33 is provided on the first spring piece 26 on the tip end side of the center in the Z-axis direction.
  • the first inclined portions 31 face each other in the X-axis direction. Each of the first inclined portions 31 is inclined so as to approach each other toward the tip end side of the first spring piece 26. Each of the second inclined portions 32 is inclined so as to be separated from each other toward the tip end side of the first spring piece 26.
  • the engaging convex portion 34 is provided at the tip end portion of each first spring piece 26. The engaging convex portion 34 is configured to have a narrower width than, for example, the tip end portion of the second inclined portion 32.
  • the bent portion 33 is a corner portion formed by the first inclined portion 31 and the second inclined portion 32.
  • Each bent portion 33 projects inward of the pair of first spring pieces 26. That is, the convex side of each bent portion 33 is the side close to each other, and the concave side is the back surface side thereof.
  • a recess 35 is formed on the back side of the bent portion 33, which is a corner portion formed by the first inclined portion 31 and the second inclined portion 32.
  • a contact portion 36 in contact with the first terminal 13 is provided on the convex top of each bent portion 33.
  • Each contact portion 36 is formed, for example, by deforming a part of each bent portion 33 so as to be recessed toward a side approaching each other.
  • each contact portion 36 is provided at the same position in the Z-axis direction. The pair of first spring pieces 26 are closest to each other at each contact portion 36.
  • the first spring member 23 is composed of, for example, two parts. The two parts are referred to as a first part A1 and a second part A2. Each of the first component A1 and the second component A2 is formed by, for example, pressing a metal plate. Each of the first component A1 and the second component A2 includes one support portion 25 and one first spring piece 26. Further, the first component A1 and the second component A2 are bonded to each other at the connecting portion 27.
  • a plurality of second terminals 14 are provided, for example.
  • the number of the second terminals 14 included in the second connector 12 is the same as the number of the first terminals 13 included in the first connector 11.
  • a total of six second terminals 14 are provided, for example, two rows in the X-axis direction and three rows in the Y-axis direction.
  • the second housing 21 supports the side surface of the first spring member 23 on the connecting portion 27 side in the first portion 25a. Further, the second housing 21 supports the outer surface of each support portion 25 at the base end portion.
  • the first terminal 13 is inserted between the pair of first spring pieces 26.
  • the insertion direction D of the first terminal 13 is, for example, along the Z axis.
  • the gap between the base ends of the first inclined portions 31 constitutes an insertion port 37 when the first terminal 13 is inserted into the first spring member 23.
  • Each first inclined portion 31 is inclined with respect to the insertion direction D of the first terminal 13.
  • the first terminal 13 is sandwiched between the pair of first spring pieces 26.
  • the contact portion 36 of each first spring piece 26 is in contact with the first terminal 13.
  • the first terminal 13 and the first spring piece 26 are electrically conductive.
  • each first spring piece 26 has, for example, a plurality of first split spring pieces 26a.
  • two first split spring pieces 26a extend from one support portion 25. That is, each first spring piece 26 has two first split spring pieces 26a, and one first spring member 23 has four first split spring pieces 26a.
  • the first split spring pieces 26a are arranged side by side in the Y-axis direction.
  • Each first split spring piece 26a engages with the configuration of the first spring piece 26 described above, that is, the first inclined portion 31, the second inclined portion 32, and the bent portion 33 including the recess 35 and the contact portion 36. It has a convex portion 34.
  • the second spring member 24 is held by the tip portions of the pair of first spring pieces 26.
  • the second spring member 24 is formed, for example, by pressing a metal plate.
  • the second spring member 24 does not constitute an electrical circuit in the connector 10. Therefore, as the constituent material of the second spring member 24, it is possible to use a material or an insulator that does not easily conduct electricity.
  • the constituent material of the second spring member 24 is, for example, stainless steel.
  • the second spring member 24 includes a pair of second spring pieces 41 and a connecting portion 42 that connects the pair of second spring pieces 41 to each other.
  • Each second spring piece 41 extends from the connecting portion 42.
  • the second spring piece 41 has a base end portion connected to the connecting portion 42 and a tip end portion which is an open end on the opposite side of the base end portion.
  • the second spring pieces 41 face each other.
  • Each second spring piece 41 is inclined in a direction approaching each other toward the tip end side, for example.
  • Each second spring piece 41 is formed by bending both ends of the connecting portion 42 in the X-axis direction, for example.
  • the pair of second spring pieces 41 generate a spring force in a direction approaching each other.
  • the second spring member 24 is attached in such a manner that the pair of first spring pieces 26 is sandwiched between the pair of second spring pieces 41.
  • the second spring member 24 has a pressing portion 43 at the tip of each second spring piece 41.
  • Each second spring piece 41 has, for example, a cylindrical portion 44 having a cylindrical shape when viewed from the Y-axis direction at the tip end portion of each second spring piece 41.
  • the tubular portion 44 has a gap in a part in the circumferential direction, for example, like a C-shape.
  • the tubular portion 44 has an arc shape when viewed from the Y-axis direction.
  • the pressing portion 43 is a part of the tubular portion 44 in the circumferential direction. That is, the pressing portion 43 of the present embodiment has an arc shape when viewed from the Y-axis direction.
  • the pressing portion 43 is fitted in the recess 35 of each first spring piece 26.
  • Each pressing portion 43 applies a pressing force to each bent portion 33 in a direction approaching each other. That is, each second spring piece 41 presses the bent portion 33 of the first spring piece 26 in the direction of approaching each other by the pressing portion 43.
  • the pressing portion 43 contacts the first inclined portion 31 on one side in the Z-axis direction and contacts the second inclined portion 32 on the other side in the Z-axis direction. That is, the pressing portion 43 is fitted in the recess 35, so that the second spring member 24 is positioned in the Z-axis direction.
  • the length L2 from the base end portion of the second spring piece 41 to the contact portion 36 is the first spring.
  • the length from the base end portion of the piece 26 to the contact portion 36 is set shorter than the length L1.
  • each second spring piece 41 has, for example, a plurality of second split spring pieces 41a.
  • the second split spring piece 41a is provided corresponding to each of the plurality of first split spring pieces 26a. That is, the same number as the number of the first split spring pieces 26a is provided.
  • Each second spring piece 41 has, for example, two second split spring pieces 41a arranged in the Y-axis direction.
  • Each second split spring piece 41a has a structure of the second spring piece 41 described above, that is, a tubular portion 44 including a pressing portion 43.
  • Each second split spring piece 41a comes into contact with each first split spring piece 26a. Then, each of the second split spring pieces 41a applies a pressing force to the first split spring pieces 26a that are in contact with each other in a direction approaching each other.
  • the rod-shaped jig When assembling the second spring member 24 to the first spring member 23, the rod-shaped jig is inserted into the tubular portion 44 of each of the second split spring pieces 41a arranged in the Y-axis direction in each of the second spring pieces 41. .. Then, each second split spring piece 41a is spread by the rod-shaped jig, and the pair of first split spring pieces 26a are arranged between the pair of second split spring pieces 41a facing each other.
  • the connecting portion 42 has a stopper portion 45 that regulates the displacement of each first spring piece 26.
  • the stopper portion 45 regulates the displacement of each of the first spring pieces 26 in the direction of approaching each other by coming into contact with the engaging convex portion 34.
  • the connecting portion 42 has a flat plate shape extending along a plane orthogonal to the Z axis, for example.
  • the connecting portion 42 has, for example, a through hole 46 that penetrates the connecting portion 42 in the Z-axis direction.
  • An engaging convex portion 34 is inserted into the through hole 46.
  • the stopper portion 45 is an edge portion of the through hole 46.
  • the number of through holes 46 included in one second spring member 24 is the same as the number of first split spring pieces 26a included in one first spring member 23. In the present embodiment, each second spring member 24 is provided with four through holes 46. In each second spring member 24, each engaging convex portion 34 is inserted into each through hole 46.
  • FIG. 7 illustrates the second terminal 14 in the uninserted state of the first terminal 13.
  • the pair of first spring pieces 26 facing each other in the X-axis direction are urged in a direction approaching each other by the spring force of the pair of second spring pieces 41.
  • the engaging convex portion 34 of each first split spring piece 26a is caught by each stopper portion 45. That is, each stopper portion 45 regulates the displacement of each of the first split spring pieces 26a urged in the direction of approaching each other by the second split spring pieces 41a in the X-axis direction.
  • the tip portion of the first terminal 13 comes into contact with the first inclined portion 31 of each first spring piece 26. Then, the first terminal 13 is inserted in the insertion direction D while pushing the pair of first spring pieces 26 outward in the X-axis direction due to the inclination of the first inclined portion 31. At this time, a gap is secured by the stopper portion 45 between the pair of first spring pieces 26 facing each other in the X-axis direction. As a result, in the pair of first spring pieces 26, the inclination of each of the first inclined portions 31 with respect to the insertion direction D is kept shallow. Therefore, it is possible to reduce the insertion force when inserting the first terminal 13 while expanding each first inclined portion 31.
  • FIG. 8 shows a state in which the first terminal 13 is displaced relative to the second terminal 14 in the X-axis direction.
  • the pair of first spring pieces 26 facing each other in the X-axis direction are displaced in the X-axis direction due to the positional deviation of the first terminal 13.
  • the second spring member 24 held by the pair of first spring pieces 26 is displaced in the X-axis direction with the displacement of the pair of first spring pieces 26.
  • the first terminal 13 may be displaced relative to the rotation direction about the axis along the Z axis.
  • each first spring piece 26 is divided into two first split spring pieces 26a arranged in the Y-axis direction.
  • each second spring piece 41 is divided into two second split spring pieces 41a arranged in the Y-axis direction, as shown in FIG. 4, corresponding to each first split spring piece 26a. Therefore, as shown in FIG. 9, each first split spring piece 26a and each second split spring piece 41a can be individually displaced according to the positional deviation of the first terminal 13 in the rotational direction. Is.
  • each of the first split spring pieces 26a and each second split spring piece 41a is individually displaced according to the position shift of the first terminal 13 in the rotation direction, so that the position shift in the rotation direction occurs.
  • the first spring member 23 has a connecting portion 27 connected to a mating terminal T different from the first terminal 13.
  • the first terminal 13 inserted between the pair of first spring pieces 26 and the connecting portion 27 are located on the same straight line S along the insertion direction of the first terminal 13. According to this configuration, the insertion force when the first terminal 13 is inserted between the pair of first spring pieces 26 can be received in a well-balanced manner by the connection portion 27 on the extension line of the first terminal 13. .. Therefore, it is possible to prevent the posture of the first spring member 23 from being displaced when the first terminal 13 is inserted. As a result, it is possible to improve the stability of the connection between the first terminal 13 and the second terminal 14. Further, even when the first terminal 13 is displaced with respect to the pair of first spring pieces 26, the connection portion 27 is located on the extension line of the first terminal 13, so that it can be dealt with in a well-balanced manner.
  • the first spring member 23 has a pair of support portions 25 extending from the connecting portion 27 in a bifurcated manner.
  • the first spring piece 26 extends from the tip of each support portion 25 toward the connection portion 27. According to this configuration, the pair of first spring pieces 26 facing each other can be configured to extend toward the connecting portion 27.
  • the second terminal 14 has a first spring member 23 having a pair of first spring pieces 26 facing each other, and a second spring member having a pair of second spring pieces 41 sandwiching the pair of first spring pieces 26. 24 and.
  • the pair of first spring pieces 26 are urged in a direction approaching each other by the elasticity of the second spring member 24.
  • the pair of second spring pieces 41 exerts a pressing force on the pair of first spring pieces 26 in a direction in which they approach each other.
  • the first terminal 13 and the first spring member 23 are electrically conductive because the first terminal 13 is sandwiched between the pair of first spring pieces 26.
  • the second spring member 24 has a stopper portion 45 that regulates the displacement of the pair of first spring pieces 26 in the approaching direction by coming into contact with the pair of first spring pieces 26.
  • the pair of first spring pieces 26 can be held so as not to come into contact with each other by the stopper portion 45 of the second spring member 24 in the uninserted state of the first terminal 13.
  • the first terminal 13 is inserted between the pair of first spring pieces 26. It is possible to prevent the insertion force from becoming too large, and as a result, it is possible to improve the assembling property between the first connector and the second connector.
  • the second spring member 24 has a connecting portion 42 that connects a pair of second spring pieces 41 to each other.
  • the connecting portion 42 has a through hole 46 having a stopper portion 45 at the edge portion.
  • the first spring piece 26 is inserted into the through hole 46. According to this configuration, the first spring piece 26 comes into contact with the edge portion of the through hole 46 as the stopper portion 45, so that the displacement of each first spring piece 26 in the direction in which they approach each other can be regulated.
  • the displacement of the first spring piece 26 can be regulated by a simple configuration in which the first spring piece 26 is simply inserted into the through hole 46.
  • Each first spring piece 26 has a bent portion 33 bent so that each first spring piece 26 is convex in a direction in which each first spring piece 26 approaches each other. Each first spring piece 26 comes into contact with the first terminal 13 on the convex side of the bent portion 33.
  • Each second spring piece 41 has a pressing portion 43 that fits into the concave side of the bent portion 33. Then, each pressing portion 43 applies pressing pressure to the bending portion 33. According to this configuration, the pressing portion 43 of the second spring piece 41 is fitted on the concave side of the bending portion 33, so that the pressing portion 43 can be positioned with respect to the first spring piece 26. Further, the pressing portion 43 of the second spring piece 41 is positioned at the bending portion 33 in contact with the first terminal 13. Therefore, the spring force of the second spring piece 41 can be suitably applied to the first terminal 13.
  • the first spring piece 26 has a plurality of first split spring pieces 26a.
  • the second spring piece 41 has a plurality of second split spring pieces 41a that come into contact with each of the plurality of first split spring pieces 26a.
  • Each first split spring piece 26a is in contact with the first terminal 13.
  • each of the second split spring pieces 41a applies a pressing force to the first split spring pieces 26a that come into contact with each other.
  • each first split spring piece 26a and each second split spring piece 41a correspond to the relative displacement of the first terminal 13 in the rotation direction about the axis along the insertion direction D. Can be individually displaced.
  • the second terminal 14 is formed on both side surfaces of the first terminal 13 in the X-axis direction. It constitutes a point of contact with. As a result, even if the first terminal 13 is displaced relative to the second terminal 14 in the Z-axis direction and the Y-axis direction, the first terminal 13 and the pair of first spring pieces 26 do not separate from each other. , The connection is stable.
  • the second spring member 24 can move in the X-axis direction due to the positional deviation of the first terminal 13 with respect to the second terminal 14 in the X-axis direction. As a result, when the first terminal 13 is displaced relative to the second terminal 14 in the X-axis direction, the second spring member 24 moves in the X-axis direction due to the displacement. It is possible to secure the contact pressure between the first terminal 13 and each of the first spring pieces 26 without separating the contact portion 36 of the first spring piece 26 from the first terminal 13.
  • the connector 10 of the present embodiment can cope with the positional deviation in the X-axis direction, the Y-axis direction, and the Z-axis direction, and the positional deviation in the rotational direction, depending on the configuration of the second terminal 14 itself. Therefore, in the connector 10 of the present embodiment, a part of the electrical path is composed of a flexible conductor such as a stranded wire or a braided wire for absorbing the misalignment, and the housing for holding the terminal is made movable. There is no need. Therefore, the connector 10 of the present embodiment can cope with the above-mentioned misalignment while enabling simplification of the configuration.
  • each pressing portion 43 of each second spring piece 41 has an arc shape. As a result, even when the second spring member 24 moves in the X-axis direction due to the positional deviation of the first terminal 13 in the X-axis direction, each pressing portion 43 is suitable for each first spring piece 26. It becomes possible to make contact.
  • the length L2 from the base end portion of the second spring piece 41 to the contact portion 36 is the contact portion 36 from the base end portion of the first spring piece 26.
  • the length up to is set shorter than L1. According to this configuration, it is easy to configure the spring force of the second spring piece 41 acting on the contact portion 36 to be larger than the spring force of the first spring piece 26 acting on the contact portion 36. Therefore, by increasing the spring force of the second spring piece 41 that assists the spring force of the first spring piece 26, it is possible to suitably secure the contact pressure of each first spring piece 26 with respect to the first terminal 13. Become.
  • This embodiment can be modified and implemented as follows.
  • the present embodiment and the following modified examples can be implemented in combination with each other within a technically consistent range.
  • the number of the first terminal 13 and the number of the second terminal 14 are not limited to the above embodiment, and can be appropriately changed according to the configuration of the connector 10.
  • the number of the first split spring pieces 26a in each first spring piece 26 and the number of the second split spring pieces 41a in each second spring piece 41 are not limited to the above embodiment, and are not limited to the first terminal. It can be appropriately changed according to the dimensions of the 13 in the Y-axis direction and the like. That is, the number of the first split spring pieces 26a and the number of the second split spring pieces 41a may be one or three or more, respectively.
  • the second spring member 24 is held only by the first spring piece 26, but the present invention is not limited to this, and for example, in addition to the first spring piece 26, the second housing 21 or the cover 22.
  • the second spring member 24 may be supported.
  • the first portion 25a extends along the X axis, but the present invention is not limited to this, and the first portion 25a may be inclined with respect to the X axis.
  • the second portion 25b extends along the Z axis, but the present invention is not limited to this, and the second portion 25b may be inclined with respect to the Z axis.
  • the first spring member 23 of the above embodiment is composed of two parts, the first part A1 and the second part A2, but in addition to this, for example, the first spring member 23 is one part or three or more parts. It may be composed of the parts of.
  • the first spring member 23 is formed from a single component A3.
  • the connecting portion 27, the pair of support portions 25, and the pair of first spring pieces 26 are formed of a single component A3.
  • the single part A3 is obtained, for example, from a metal plate by stamping.
  • the single component A3 has a first component 51, a second component 52, and a connecting unit 53 that connects the first component 51 and the second component 52.
  • the first component 51 includes one support 25, two first split spring pieces 26a, and a first portion 27a constituting the connection 27.
  • the second component 52 includes one support 25, two first split spring pieces 26a, and a second portion 27b that constitutes the connection 27.
  • the connecting portion 27 is configured by superimposing the first portion 27a of the first constituent portion 51 and the second portion 27b of the second constituent portion 52.
  • the connecting portion 53 is provided in, for example, the connecting portion 27. That is, the connecting portion 53 connects the first portion 27a of the first constituent portion 51 and the second portion 27b of the second constituent portion 52. Further, the connecting portion 53 is bent when the first portion 27a of the first constituent portion 51 and the second portion 27b of the second constituent portion 52 are overlapped with each other. In the developed view of the single component A3 in FIG. 11, a plurality of bent points are shown by broken lines. The first spring member 23 is formed by appropriately bending each of the bent portions.
  • the connecting portion 27 is provided at the center of the first spring member 23 in the X-axis direction, as in the above embodiment. Therefore, the lengths of the first portions 25a in the pair of support portions 25 can be set to be the same length as each other.
  • the connecting portion 27 when the connecting portion 27 is set at a position deviated from the center of the first spring member 23 in the X-axis direction, the length of the first portion 25a is different from one of the pair of support portions 25 and the other. Will be different. In that case, the developed view becomes a distorted shape, and the waste of the metal plate when obtaining the component A3 from the metal plate increases. In that respect, in the examples shown in FIGS. 10 and 11, since the lengths of the first portions 25a of the pair of support portions 25 are the same, it is possible to suppress waste of the metal plate when obtaining the component A3 from the metal plate. Is possible. Further, according to the configurations shown in FIGS. 10 and 11, since the first spring member 23 is composed of a single component A3, it can contribute to the reduction of the number of components.
  • the two first split spring pieces 26a of each first spring piece 26 may be separated from each other in the Y direction, for example, with the first slit interposed therebetween.
  • the first slit between the two first split spring pieces 26a allows the two first split spring pieces 26a to be elastically deformed individually.
  • the two second split spring pieces 41a of each second spring piece 41 may be separated from each other in the Y direction, for example, with the second slit interposed therebetween.
  • the second slit between the two second split spring pieces 41a allows the two second split spring pieces 41a to be elastically deformed individually.
  • the first slit between the first split spring pieces 26a and the second slit between the second split spring pieces 41a change the posture of the first terminal 13, especially the first terminal 13 around the Z axis. It is advantageous for improving the contact followability of the first split spring piece 26a to the first terminal 13 with respect to the rotation or twisting of the spring piece 26a.
  • the force required to elastically deform the first split spring piece 26a alone in the X direction is that the virtual first spring piece having no first split spring piece or no first slit is elastic in the X direction. It is weaker than the force required to deform it.
  • the force required to elastically deform the second split spring piece 41a alone in the X direction is that the virtual second spring piece having no second split spring piece or no second slit is elastic in the X direction. It is weaker than the force required to deform it. Therefore, the first split spring piece 26a separated by the first slit and the second split spring piece 41a separated by the second slit are advantageous in reducing the insertion force of the first terminal 13 with respect to the second terminal 14.
  • the first spring member 23 may have a shape that is axisymmetric with respect to a straight line along the insertion direction D. That is, the pair of first spring pieces 26 may have a shape that is line-symmetrical with respect to a straight line along the insertion direction D.
  • the second spring member 24 may have a shape that is line-symmetrical with respect to a straight line along the insertion direction D. That is, the pair of second spring pieces 41 may have a shape that is line-symmetrical with respect to a straight line along the insertion direction D.
  • the pair of first spring pieces 26 may face each other so as to sandwich the first terminal 13.
  • the pair of second spring pieces 41 may face each other so as to sandwich the first terminal 13 via the pair of first spring pieces 26. That is, the second spring member 24 may sandwich the pair of first spring pieces 26 so that the contact portions 36 of the pair of first spring pieces 26 approach each other.
  • the contact portion 36 may be referred to as an electrical contact portion.
  • the tip of the first terminal 13 and the tip of the first terminal 13 are formed.
  • the tip of the first spring piece 26 may protrude toward the back side of the insertion direction D from the connecting portion 42.
  • the width between the through holes 46 in the connecting portion 42, that is, the distance between the stopper portions 45 along the X axis may be larger than the thickness of the first terminal 13.
  • the stopper portion 45 may regulate the amount (displacement amount) that the pair of first spring pieces 26 are displaced in the direction of approaching each other. Further, the stopper portion 45 may specify the minimum separation distance between the contact portions 36 of the pair of first spring pieces 26.
  • one of the pair of first spring pieces 26 may come into contact with the outer edge portion of the through hole 46 opposite to the stopper portion 45 when displaced in the direction away from the other. ..
  • the amount (displacement amount) at which one of the pair of first spring pieces 26 is displaced in the direction away from the other is regulated.
  • the second spring member 24 may have a second stopper portion that regulates the amount of displacement of the pair of first spring pieces 26 in the direction away from each other, and the second stopper portion is outside the through hole 46. It may be an edge.
  • the edge portion of the through hole 46 that is, the stopper portion 45, which is in contact with the pair of first spring pieces 26 when they are displaced in a direction close to each other, is referred to as an inner edge portion, and the stopper portion 45 is referred to as a first stopper portion. I have something to do.
  • the connector 10 which is a pair in which the first connector 11 is connected to the second connector 12 may be referred to as a connector pair.
  • the width of the connecting portion 27 along the Y axis may be larger than the width of the first terminal 13. Even if the first terminal 13 is inserted between the pair of first spring pieces 26 so that the center position along the Y axis of the first terminal 13 coincides with the center position along the Y axis of the connecting portion 27. good.
  • connection portion 27 may have a bolt hole into which a bolt is inserted for connecting to the mating terminal T.
  • the bolt hole may penetrate in the X-axis direction, that is, in a direction orthogonal to the insertion direction D.
  • the connecting portion 27 of the second terminal 14 may have a flat plate shape extending parallel to the linear insertion direction D and extending parallel to the YZ plane.
  • the connecting portion 27 may be configured by superimposing two flat plates.
  • the thickness of the connecting portion 27 along the X axis may be thinner than the thickness of the first terminal 13.
  • the first terminal 13 may have a flat plate shape extending parallel to the linear insertion direction D and extending parallel to the YZ plane.
  • the first terminal 13 may be inserted between the pair of first spring pieces 26 so as to be parallel to the connecting portion 27.
  • the first spring piece 26 of the second terminal 14 has the first terminal 13 in a linear insertion direction. It may be configured to press the first terminal 13 so as to coincide with or approach the normal posture extending parallel to D and extending parallel to the YZ plane.
  • connection portion (27) has a bolt hole for connecting to the mating terminal (T).
  • the bolt hole may penetrate in a direction orthogonal to the insertion direction (D).
  • the first terminal (13) has a flat plate shape.
  • the connection portion (27) has a flat plate shape.
  • the first terminal (13) may be inserted between the pair of first spring pieces (26) so as to be parallel to the connection portion (27).
  • the first terminal (13) has a center position in the depth direction of the connector so as to coincide with the center position of the connection portion (27) in the depth direction.
  • the one terminal (13) may be inserted between the pair of first spring pieces (26).
  • the stopper portion (45) is the first stopper portion.
  • the second spring member (24) is in contact with the pair of first spring pieces (26) to regulate the amount of displacement of the pair of first spring pieces (26) in a direction away from each other. It may further have a stopper portion.
  • the connecting portion (42) may have a through hole (46) into which each of the pair of first spring pieces (26) is inserted.
  • the tip of the first spring piece (46) may protrude toward the back of the connecting portion (42) in the insertion direction (D) of the first terminal (13).
  • the through hole (46) has an inner edge portion that comes into contact with the pair of first spring pieces (26) when they are displaced in a direction close to each other, and a direction in which the pair of first spring pieces (26) are separated from each other.
  • the first stopper portion may be the inner edge portion
  • the second stopper portion may be the outer edge portion.

Abstract

L'invention concerne une seconde borne (14) d'un second connecteur comprenant : un premier élément de ressort (23) qui a une paire de premières pièces de ressort (26) opposées l'une à l'autre ; et un second élément de ressort (24) qui a une paire de secondes pièces de ressort (41) prenant en sandwich la paire de premières pièces de ressort (26) entre elles. La paire de secondes pièces de ressort (41) applique une force de pression à la paire de premières pièces de ressort (26) dans de telles directions pour les rapprocher. Une première borne (13) d'un premier connecteur est prise en sandwich entre la paire de premières pièces de ressort (26), la première borne (13) et le premier élément de ressort (23) étant électriquement conduits. Le premier élément de ressort (23) a une section de liaison (27) reliée à une borne d'accouplement qui est différente de la première borne (13). Ensuite, la première borne (13), qui est insérée entre la paire de premières pièces de ressort (26), et la section de liaison (27) sont positionnées sur la même ligne droite (S) s'étendant le long de la direction d'insertion de la première borne (13).
PCT/JP2021/042753 2020-11-24 2021-11-22 Connecteur WO2022113927A1 (fr)

Applications Claiming Priority (2)

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JP2020194639A JP2022083287A (ja) 2020-11-24 2020-11-24 コネクタ
JP2020-194639 2020-11-24

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WO2022113927A1 true WO2022113927A1 (fr) 2022-06-02

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7435421B2 (ja) 2020-11-24 2024-02-21 株式会社オートネットワーク技術研究所 コネクタ
WO2024057914A1 (fr) * 2022-09-16 2024-03-21 株式会社オートネットワーク技術研究所 Unité de connexion électrique

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Publication number Priority date Publication date Assignee Title
JPS394532Y1 (fr) * 1962-03-27 1964-02-24
JPS4921591Y1 (fr) * 1973-03-01 1974-06-10
JPS53120791U (fr) * 1977-03-02 1978-09-26
JPS5945875U (ja) * 1982-09-17 1984-03-27 高野　恒助 タブリセプタクル
US20100323555A1 (en) * 2009-06-23 2010-12-23 Tantalus System Corp. Meter Collar

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS394532Y1 (fr) * 1962-03-27 1964-02-24
JPS4921591Y1 (fr) * 1973-03-01 1974-06-10
JPS53120791U (fr) * 1977-03-02 1978-09-26
JPS5945875U (ja) * 1982-09-17 1984-03-27 高野　恒助 タブリセプタクル
US20100323555A1 (en) * 2009-06-23 2010-12-23 Tantalus System Corp. Meter Collar

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7435421B2 (ja) 2020-11-24 2024-02-21 株式会社オートネットワーク技術研究所 コネクタ
WO2024057914A1 (fr) * 2022-09-16 2024-03-21 株式会社オートネットワーク技術研究所 Unité de connexion électrique

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