WO2023204010A1 - コネクタ - Google Patents

コネクタ Download PDF

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Publication number
WO2023204010A1
WO2023204010A1 PCT/JP2023/013856 JP2023013856W WO2023204010A1 WO 2023204010 A1 WO2023204010 A1 WO 2023204010A1 JP 2023013856 W JP2023013856 W JP 2023013856W WO 2023204010 A1 WO2023204010 A1 WO 2023204010A1
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WO
WIPO (PCT)
Prior art keywords
core wire
terminal
slide
connector
pressing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2023/013856
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
竣哉 竹内
元 松井
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sumitomo Wiring Systems Ltd
AutoNetworks Technologies Ltd
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Wiring Systems Ltd
AutoNetworks Technologies Ltd
Sumitomo Electric Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sumitomo Wiring Systems Ltd, AutoNetworks Technologies Ltd, Sumitomo Electric Industries Ltd filed Critical Sumitomo Wiring Systems Ltd
Priority to CN202380034524.XA priority Critical patent/CN119032470A/zh
Priority to US18/856,883 priority patent/US20250253552A1/en
Publication of WO2023204010A1 publication Critical patent/WO2023204010A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/28—Clamped connections, spring connections
    • H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/10—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation
    • H01R4/18—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping

Definitions

  • the present disclosure relates to a connector.
  • Patent Document 1 a female terminal described in Japanese Patent Application Laid-open No. 2019-145208.
  • This female terminal includes a terminal main body including a deformable upper connecting piece and a lower connecting piece extending in the extending direction, and a sliding portion movable in the extending direction with respect to the terminal main body.
  • the terminal body and the electric wire can be electrically connected by pressing the lower connecting piece against the core wire.
  • Patent Document 1 listed below describes a connector including a connector housing that accommodates the female terminal, and a rear holder attached to the rear end in the extending direction of the connector housing. .
  • the above connector is manufactured as follows. First, a female terminal is accommodated in the connector housing, and a rear holder is assembled to the rear end of the connector housing. In this state, the rear holder is held in a temporary locking position with respect to the connector housing. Next, the electric wire is inserted into the insertion hole of the rear holder, and the core wire of the electric wire is inserted into the inside of the female terminal. At this time, the core wire is arranged between the upper connection piece and the lower connection piece. Next, by moving the slide part forward with respect to the terminal body, the upper contact part and the lower contact part press the upper connection piece and the lower connection piece against the core wire, and the connection between the female terminal and the electric wire is established. will be held. Finally, the manufacturing of the connector is completed by moving the rear holder from the temporary locking position to the final locking position in front of the temporary locking position and locking the female terminal into the connector housing.
  • a connector of the present disclosure is a connector that has a first core wire and is connected to a first electric wire extending in the front-rear direction, and accommodates a first terminal connected to the first core wire and the first terminal. , a connector housing through which the first electric wire is inserted, and the first terminal is slidable in the front and rear direction while being fitted into the first terminal body and the first terminal body from the outside.
  • the first terminal main body includes a holding part that holds the first core wire, and the first sliding part has a core wire insertion opening into which the first core wire is inserted from the rear; a pressing part that presses the clamping part against the first core wire inserted from the core wire insertion port; a guide portion that is inclined toward the front, and a connecting portion that continuously connects the pressing portion and the guide portion in the front-rear direction, and the guide portion is located further outward of the first sliding portion than the pressing portion. It is a connector that is arranged.
  • a connector that can guide the insertion of a core wire into the inside of a terminal housed in a connector housing.
  • FIG. 1 is an exploded perspective view of a connector according to an embodiment.
  • FIG. 2 is a perspective view of the connector.
  • FIG. 3 is a perspective view of the first slide section.
  • FIG. 4 is a perspective view of the second slide part.
  • FIG. 5 is a rear view of the first slide section and the second slide section.
  • FIG. 6 is a sectional view of the first slide part.
  • FIG. 7 is a sectional view taken along line AA in FIG.
  • FIG. 8 is a sectional view of the second slide part.
  • FIG. 9 is a perspective view of the first terminal body.
  • FIG. 10 is a side view of the first terminal in which the first sliding portion is arranged at a distance from the first terminal body.
  • FIG. 11 is a cross-sectional view taken along line BB in FIG. FIG.
  • FIG. 12 is a side view of the first terminal in which the first slide portion is placed in a pressing position with respect to the first terminal body.
  • FIG. 13 is a diagram of the first terminal viewed from the rear of the rear holder.
  • FIG. 14 is a diagram of the second terminal viewed from the rear of the rear holder.
  • FIG. 15 is a cross-sectional view showing a state in which the first terminal, in which the first sliding portion is disposed at a distance from the first terminal body, is accommodated in the connector housing.
  • FIG. 16 is a sectional view showing a state in which the first core wire is inserted into the inside of the first terminal from the state shown in FIG. 15.
  • FIG. 17 is a sectional view showing a state in which the first slide portion is moved to the pressing position with respect to the first terminal body from the state shown in FIG. 16, and the rear holder is moved to the final locking position.
  • FIG. 18 is a cross-sectional view showing a state in which the second terminal, in which the second sliding portion is arranged at a distance from the second terminal body, is housed in the connector housing.
  • FIG. 19 is a sectional view showing a state in which the second core wire is inserted into the second terminal from the state shown in FIG. 18.
  • FIG. 20 is a sectional view showing a state in which the second slide portion is moved to the pressing position with respect to the second terminal body from the state shown in FIG. 19, and the rear holder is moved to the final locking position.
  • FIG. 21 is an enlarged view of FIG. 15, showing the positional relationship between the guide portion of the rear holder and the guide portion of the first terminal.
  • FIG. 22 is an enlarged view of FIG. 18, showing the positional relationship between the guide portion of the rear holder and the rear end of the second terminal.
  • FIG. 23 is a cross-sectional view of a connector according to a comparative example, showing the positional relationship between the guide portion of the rear holder and the rear end portion of the third terminal.
  • the connector of the present disclosure is a connector that has a first core wire and is connected to a first electric wire extending in the front-rear direction, and includes a first terminal connected to the first core wire and the first terminal.
  • a connector housing that accommodates the first electric wire and through which the first electric wire is inserted; the first terminal is slidable in the front-rear direction while being fitted into the first terminal body and the first terminal body from the outside; a first sliding part, the first terminal main body includes a holding part that holds the first core wire, and the first sliding part includes a core wire insertion part into which the first core wire is inserted from the rear.
  • a pressing part that presses the clamping part against the first core wire inserted from the core wire insertion port; a guide portion that slopes inward, and a connecting portion that continuously connects the pressing portion and the guide portion in the front-rear direction, the guide portion being closer to the first sliding portion than the pressing portion.
  • This is a connector placed on the outside.
  • the first sliding part which includes a pressing part that presses the first core wire against the clamping part, tends to become smaller in the direction orthogonal to the front-rear direction. Therefore, it may become difficult to insert the first core wire into the inside of the first slide part.
  • the guide part is provided behind the pressing part via the connecting part.
  • This guide part is inclined inwardly of the first slide part as it goes forward. Therefore, insertion of the first core wire into the inside of the first sliding portion is guided.
  • the guide portion is disposed further outward of the first slide portion than the pressing portion. This makes it easy to enlarge the core wire insertion port in the direction orthogonal to the front-rear direction, making it easier to insert the first core wire into the first slide portion.
  • the above-mentioned connector is a connector that has a second core wire and is connected to a second electric wire extending in the front-rear direction, and includes a second terminal that is connected to the second core wire, The diameter is larger than the diameter of the first core wire, the second terminal is housed in the connector housing, the second electric wire is inserted through the connector housing, and the second terminal is connected to a second terminal body and the second a second sliding part that is slidable in the front-rear direction while being fitted into the terminal body from the outside; the second terminal body includes a clamping part that clamps the second core wire;
  • the sliding portion includes a core wire insertion port into which the second core wire is inserted from the rear, and a slide portion that presses the second core wire inserted through the core wire insertion port and placed at a position of the clipping portion in the front-rear direction against the clipping portion. It is preferable to include a pressing section.
  • the first electric wire having the first core wire and the second electric wire having the second core wire can be connected without changing the connector housing.
  • a connector connected to both can be configured.
  • the second terminal body is the first terminal body.
  • the first terminal body can be used as the second terminal body, so there is no need to newly manufacture the second terminal body. Therefore, the manufacturing cost of the connector can be reduced.
  • the first slide part is disposed outward of the first slide part relative to the guide part and includes an outer wall part extending in the front-rear direction, and the rear end part of the guide part and the outer wall part It is preferable that the connector housing includes a locking portion that is in contact with the rear end portion and faces the rear end portion of the outer wall portion in the front-rear direction.
  • the first sliding portion continuously connects an intermediate wall portion sandwiched between the outer wall portion and the connecting portion, and the outer wall portion and the intermediate wall portion, and is bent into a U-shape. It is preferable that the intermediate wall is folded over the outer wall.
  • the first sliding portion can be made larger in the direction perpendicular to the front-rear direction. Therefore, even if the diameter of the first core wire is small, it is easy to configure the first slide portion to match the size of the housing portion of the connector housing that accommodates the first terminal. Therefore, wobbling of the first terminal in the housing portion can be suppressed.
  • the first sliding part includes an inclined part continuously formed on the front side of the pressing part, and the inclined part is inclined outward from the first sliding part as it goes forward, and It is preferable that the first sliding portion is disposed further outward than the pressing portion.
  • the connector housing includes an inner housing that accommodates the first terminal, and a rear holder that is assembled to the rear portion of the inner housing and through which the first electric wire is inserted, and the rear holder temporarily It is configured to be locked to the inner housing at either a locking position or a permanent locking position located forward of the temporary locking position, and the pressing portion It is preferable that the rear holder is capable of being locked in the main locking position while the core wire is being pressed against the holding portion.
  • the connector can be made smaller in the front-rear direction while the pressing part presses the first core wire against the holding part.
  • Embodiments of the present disclosure will be described with reference to FIGS. 1 to 22.
  • the direction indicated by arrow Z is assumed to be upward
  • the direction indicated by arrow X is forward
  • the direction indicated by arrow Y is defined as left. Note that in the case of a plurality of identical members, only some of the members may be labeled with reference numerals, and the reference numerals of other members may be omitted.
  • the connector 10 As shown in FIGS. 1 and 2, the connector 10 according to the present embodiment has a first terminal 20 connected to the terminal of the first electric wire 11A, and a second terminal 40 connected to the terminal of the second electric wire 11B. , a connector housing 60 that accommodates the first terminal 20 and the second terminal 40, and into which the first electric wire 11A and the second electric wire 11B are inserted.
  • the first electric wire 11A is arranged to extend in the front-rear direction.
  • 11 A of 1st electric wires are equipped with 12 A of 1st core wires, and 13 A of 1st insulation coatings which cover the outer peripheral surface of 12 A of 1st core wires.
  • the first core wire 12A is made of a conductive metal, and is a stranded wire made of a plurality of metal wires twisted together, or a single core wire made of one metal wire.
  • the first insulating coating 13A is made of insulating synthetic resin.
  • the first core wire 12A is exposed at the front end portion of the first electric wire 11A.
  • the second electric wire 11B is arranged to extend in the front-rear direction.
  • the second electric wire 11B includes a second core wire 12B and a second insulation coating 13B that covers the outer peripheral surface of the second core wire 12B.
  • the second core wire 12B is made of a conductive metal, and is a stranded wire made of a plurality of metal wires twisted together, or a single core wire made of one metal wire.
  • the second insulating coating 13B is made of insulating synthetic resin.
  • the second core wire 12B is exposed at the front end of the second electric wire 11B.
  • the diameter of the second core wire 12B is larger than the diameter of the first core wire 12A.
  • the outer diameter of the second insulation coating 13B is larger than the outer diameter of the first insulation coating 13A. Note that the outer diameter of the second insulation coating 13B may be the same as the outer diameter of the first insulation coating 13A.
  • the first terminal 20 is made of conductive metal. As shown in FIG. 1, the first terminal 20 includes a first terminal main body 21 and a first sliding portion 22 that is movable in the front-back direction with respect to the first terminal main body 21.
  • the first terminal main body 21 and the first slide portion 22 are formed by pressing a conductive metal plate material.
  • the metal constituting the first terminal main body 21 and the first slide portion 22 can be appropriately selected from copper, copper alloy, aluminum, aluminum alloy, stainless steel, etc., as necessary.
  • a plating layer may be formed on the surfaces of the first terminal main body 21 and the first slide portion 22. As the metal constituting the plating layer, any metal such as tin, nickel, silver, etc. can be appropriately selected as necessary.
  • the front portion of the first terminal main body 21 is a rectangular tube-shaped connecting tube portion 23 extending in the front-rear direction.
  • a lance 23A is formed on the front side of the upper wall of the connecting cylinder portion 23 so as to protrude upward in the shape of a mountain.
  • an elastic contact piece 23B is provided inside the connecting cylinder portion 23.
  • a plate-shaped mating terminal (not shown) is inserted into the connecting tube portion 23 from the front. The mating terminal inserted into the connecting tube portion 23 is brought into contact with the elastic contact piece 23B.
  • a rectangular tube-shaped base portion 24 is provided at the rear of the connecting tube portion 23.
  • a locking projection 24A is formed on the side wall of the base 24 and projects outward.
  • a clamping portion 25 is provided at the rear end portion of the base portion 24 .
  • the holding portion 25 includes an upper connecting piece 25A extending rearward from the rear end of the upper wall of the base 24, and a lower connecting piece 25B extending rearward from the rear end of the lower wall of the base 24. .
  • the upper connecting piece 25A and the lower connecting piece 25B have an elongated shape in the front-rear direction, and have approximately the same length in the front-rear direction.
  • the upper connecting piece 25A and the lower connecting piece 25B are formed to be elastically deformable in the vertical direction using the rear end of the base 24 as a fulcrum. As shown in FIG. 17, the lower surface of the upper connecting piece 25A and the upper surface of the lower connecting piece 25B sandwich the first core wire 12A so that the first electric wire 11A and the first terminal main body 21 can be electrically connected. It has become.
  • an upper holding protrusion 26A that protrudes downward is provided on the lower surface of the upper connecting piece 25A at a position forward of the rear end.
  • a lower holding protrusion 26B that protrudes upward is provided at the rear end of the upper surface of the lower connecting piece 25B.
  • the upper holding protrusion 26A and the lower holding protrusion 26B are provided at positions shifted in the front-rear direction.
  • the first slide portion 22 has a rectangular tube shape extending in the front-rear direction.
  • the first slide portion 22 includes a front tube portion 22A and a rear tube portion 22B continuous to the rear side of the front tube portion 22A.
  • the rear cylindrical portion 22B is vertically smaller than the front cylindrical portion 22A.
  • the rear cylinder portion 22B includes a bottom wall portion 27, a first top wall portion 28 opposite to the bottom wall portion 27, and a portion between the left end edge of the bottom wall portion 27 and the first top wall portion 28.
  • the first side wall 29A connects the left edge of the bottom wall 27 and the right edge of the first top wall 28.
  • the first side wall portion 29A and the second side wall portion 29B are referred to as a side wall portion 29 unless otherwise distinguished.
  • the first top wall portion 28 includes a portion in which three metal plates are stacked one on top of the other.
  • the first top wall portion 28 includes an inner wall portion 28A arranged inside the rear cylinder portion 22B, an outer wall portion 28B arranged outside the rear cylinder portion 22B, an inner wall portion 28A and an outer wall portion. and an intermediate wall portion 28C sandwiched between the intermediate wall portion 28B and the intermediate wall portion 28B.
  • the intermediate wall portion 28C is arranged on the front side and the rear side of the rear cylinder portion 22B.
  • the intermediate wall portion 28C is formed by closely bending the metal plate material that constitutes the outer wall portion 28B.
  • the left edge of the outer wall portion 28B and the left edge of the intermediate wall portion 28C are continuously connected by the bent portion 28D.
  • the bent portion 28D is formed by bending a metal plate material by 180°, and has a U-shape when viewed from the front and rear directions.
  • the rear cylinder portion 22B includes a locking convex portion 30A that is formed continuously with the outer wall portion 28B, and a locking recess 30B that locks with the locking convex portion 30A.
  • the locking convex portion 30A is formed by bending a metal plate material forming the outer wall portion 28B by 90°. In other words, the left edge of the outer wall portion 28B and the upper edge of the locking convex portion 30A are continuously connected by the bent portion 30C.
  • the bent portion 30C has an L-shape when viewed from the front and rear directions.
  • the locking convex portion 30A has an inverted T shape when viewed from the left.
  • the locking recess 30B is formed in the first side wall 29A, and has a shape capable of accommodating the locking protrusion 30A.
  • the bent portion 30C is arranged in line with the bent portion 28D in the front-rear direction. More specifically, the bent portion 30C is arranged between the front bent portion 28D and the rear bent portion 28D.
  • the shape of the rear cylinder portion 22B is maintained by the locking protrusion 30A and the locking recess 30B locking together. Since the bent portion 30C is arranged in parallel with the bent portion 28D in the front-rear direction, the intermediate wall portion 28C and the locking convex portion 30A can be connected by making slits and bending the metal plate forming the outer wall portion 28B. can be formed. Therefore, the intermediate wall portion 28C can be formed by utilizing the metal plate material without waste.
  • a core wire insertion opening 31 for inserting the first core wire 12A into the inside of the first slide portion 22 is formed at the rear end portion of the rear cylinder portion 22B of the first slide portion 22. There is. As shown in FIG. 16, the first core wire 12A inserted from the core wire insertion port 31 is disposed between the holding portions 25 so as to extend in the front-rear direction.
  • the rear cylinder section 22B of the first slide section 22 includes a pressing section 32.
  • the pressing section 32 includes an upper pressing section 32A that projects downward from the lower surface of the inner wall section 28A, and a lower pressing section 32B that projects upward from the upper surface of the bottom wall section 27.
  • the first core wire 12A is sandwiched between the clamping parts 25 by the pressing part 32 pressing the clamping parts 25. Thereby, the first electric wire 11A and the first slide portion 22 (first terminal 20) are electrically connected.
  • a temporary lock receiving portion 33A is opened in the side wall of the front cylinder portion 22A of the first slide portion 22 at a position near the front end. Furthermore, a permanent locking receiving portion 33B is opened in the side wall of the front cylinder portion 22A of the first slide portion 22 at a position rearward of the temporary locking receiving portion 33A.
  • the temporary locking receiving part 33A and the permanent locking receiving part 33B can be elastically locked with the locking protrusion 24A of the first terminal main body 21.
  • the first terminal body 21 is 1 slide portion 22 is held at the separated position.
  • the pressing part 32 of the first sliding part 22 is arranged behind the rear end edge of the holding part 25 of the first terminal main body 21.
  • the interval between the upper connecting piece 25A and the lower connecting piece 25B is set to be larger than the diameter of the first core wire 12A.
  • the first slide part 22 is locked in the pressed position.
  • the upper pressing portion 32A of the first slide portion 22 is in contact with the upper surface of the upper connecting piece 25A of the first terminal body 21 from above.
  • the lower pressing portion 32B of the first slide portion 22 is in contact with the lower surface of the lower connecting piece 25B of the first terminal body 21 from below.
  • the upper pressing portion 32A presses the upper connecting piece 25A from above, so that the upper connecting piece 25A is elastically deformed downward. It has become.
  • the lower pressing portion 32B presses the lower connecting piece 25B from below, so that the lower connecting piece 25B is elastically deformed upward.
  • the first core wire 12A is arranged in the space between the upper connecting piece 25A and the lower connecting piece 25B in a state extending in the front-rear direction, and the first sliding part 22 is arranged relative to the first terminal main body 21.
  • the first core wire 12A is held between the upper and lower connecting pieces 25A and 25B, which are elastically deformed, from above and below.
  • the upper holding protrusion 26A of the upper connecting piece 25A presses the first core wire 12A from above, and the lower connecting piece 25B
  • the lower holding protrusion 26B presses the first core wire 12A from below.
  • the first core wire 12A is pressed from above by the upper holding protrusion 26A, and is also pressed from below by the lower holding protrusion 26B, which is arranged at a position shifted from the upper holding protrusion 26A in the front-rear direction.
  • the lower holding protrusion 26B which is arranged at a position shifted from the upper holding protrusion 26A in the front-rear direction.
  • the holding force of the first core wire 12A in the first terminal main body 21 can be improved.
  • the rear cylinder section 22B of the first slide section 22 includes a guide section 34.
  • the guide portion 34 is provided at the rear end portion of the inner wall portion 28A.
  • the guide portion 34 is inclined inwardly (downward in this embodiment) of the first slide portion 22 as it goes forward.
  • a rear end portion of the guide portion 34 is in contact with a rear end portion of the outer wall portion 28B.
  • a front end portion of the guide portion 34 is connected to a rear end portion of the pressing portion 32 (upper pressing portion 32A in this embodiment) via a connecting portion 35.
  • the connecting portion 35 is a part of the inner wall portion 28A, and continuously connects the guide portion 34 and the upper pressing portion 32A in the front-rear direction.
  • the guide portion 34 is arranged outside (in this embodiment, above) of the first slide portion 22 than the upper pressing portion 32A. When the first core wire 12A comes into sliding contact with the guide portion 34, the first core wire 12A is guided into the inside of the first slide portion 22.
  • a pair of guide portions 36 that protrude inward of the first slide portion 22 are provided on the side wall portion 29 at a position near the rear end of the rear cylinder portion 22B.
  • the guide portion 36 is inclined so as to be located inward of the first slide portion 22 toward the front.
  • the first slide portion 22 includes an inclined portion 37 disposed in front of the pressing portion 32 (upper pressing portion 32A in this embodiment).
  • the inclined portion 37 is arranged at the front end of the inner wall portion 28A.
  • the inclined portion 37 is inclined outwardly (in this embodiment, upwardly) of the first slide portion 22 as it goes forward.
  • the inclined portion 37 is formed continuously with the upper pressing portion 32A in the front-rear direction.
  • the inclined portion 37 is arranged above the upper pressing portion 32A.
  • the front cylindrical portion 22A of the first slide portion 22 is provided with a jig contact portion 38 that protrudes upward from the upper wall.
  • the first slide portion 22 can be moved forward by bringing a jig into contact with the jig contact portion 38 from behind and pressing it forward.
  • the second terminal 40 is made of conductive metal. As shown in FIG. 1, the second terminal 40, like the first terminal 20, includes a second terminal main body 41 and a second sliding portion 42 that is movable in the front and back direction with respect to the second terminal main body 41. Be prepared. In this embodiment, the second terminal body 41 is the first terminal body 21.
  • the second slide part 42 Since the second slide section 42 is configured in substantially the same manner as the first slide section 22, the same names will be used for the same members as the first slide section 22, and detailed explanations will be omitted.
  • the second slide part 42 includes a front cylinder part 42A and a rear cylinder part 42B. Similar to the front cylinder part 22A of the first slide part 22, the front cylinder part 42A of the second slide part 42 is provided with a temporary lock receiving part 53A, a permanent lock receiving part 53B, and a jig contact part 58. It is being
  • the rear cylinder part 42B of the second slide part 42 includes a bottom wall part 47, a second top wall part 48 opposite to the bottom wall part 47, a left end edge of the bottom wall part 47, and a left end of the second top wall part 48.
  • a first side wall portion 49A (side wall portion 49) that connects the edges
  • a second side wall portion 49B (side wall portion 49) that connects the right edge of the bottom wall portion 47 and the right edge of the second top wall portion 48; Equipped with As shown in FIG. 8, the second top wall portion 48 is constructed by stacking two metal plates.
  • the second top wall portion 48 includes an inner wall portion 48A arranged inside the rear cylinder portion 42B, and an outer wall portion 48B overlapped with the inner wall portion 48A and arranged outside the rear cylinder portion 42B. , is provided. That is, the second top wall portion 48 does not include the intermediate wall portion 28C that the first top wall portion 28 of the first slide portion 22 has.
  • the rear cylinder part 42B of the second slide part 42 has a locking convex part 50A formed continuously with the outer wall part 48B, and a locking concave part 50B that locks with the locking convex part 50A. and.
  • the left edge of the outer wall portion 48B and the upper edge of the locking convex portion 50A are continuously connected by a bent portion 50C.
  • the shape of the rear cylindrical portion 42B is maintained by the locking convex portion 50A and the locking recess 50B locking together.
  • a core wire insertion port 51 for inserting the second core wire 12B into the inside of the second slide portion 42 is formed at the rear end portion of the rear cylinder portion 42B of the second slide portion 42.
  • the rear cylinder part 42B of the second slide part 42 includes a pressing part 52.
  • the pressing section 52 includes an upper pressing section 52A and a lower pressing section 52B.
  • the second slide portion 42 includes an inclined portion 57 that is continuously formed in front of the upper pressing portion 52A.
  • the diameter of the second core wire 12B is larger than the diameter of the first core wire 12A. Therefore, as shown in FIG. 5, the distance in the vertical direction between the upper pressing part 52A and the lower pressing part 52B of the second sliding part 42 is equal to the distance between the upper pressing part 32A and the lower pressing part 32B of the first sliding part 22. is larger than the vertical spacing of . Accordingly, the core wire insertion port 51 of the second terminal 40 is larger in the vertical direction than the core wire insertion port 31 of the first terminal 20.
  • the connector housing 60 includes an inner housing 61 and a rear holder 62 attached to the rear portion of the inner housing 61.
  • the inner housing 61 has a rectangular parallelepiped shape that is short in the vertical direction and long in the horizontal direction.
  • the inner housing 61 is made of insulating synthetic resin.
  • the inner housing 61 includes a plurality of accommodating portions 63 extending in the front-rear direction and accommodating the first terminals 20 or the second terminals 40 .
  • the accommodating portions 63 are arranged at intervals in the left-right direction, and stacked vertically in two stages. Each accommodating part 63 formed in the upper stage and each accommodating part 63 formed in the lower stage are arranged at positions shifted from left to right. Note that the number and relative arrangement of the accommodating portions 63 can be changed as appropriate.
  • the front end of the accommodating portion 63 is open forward, and a mating terminal can be inserted therein.
  • the rear end of the accommodating portion 63 is open rearward, and the first terminal 20 or the second terminal 40 can be accommodated from the rear.
  • the inner housing 61 includes a lance receiving portion 64 that engages with the lance 23A when the first terminal 20 or the second terminal 40 is accommodated in the accommodating portion 63.
  • the first terminal 20 or the second terminal 40 is prevented from falling out rearward in the accommodating part 63 by locking the lance 23A and the lance receiving part 64.
  • a front stop portion 65 is formed at the front end of the inner housing 61.
  • the front stop portion 65 contacts the inner housing 61 to prevent the first terminal 20 or the second terminal 40 from slipping out toward the front when the first terminal 20 or the second terminal 40 is inserted into the housing portion 63 .
  • the inner housing 61 has a partition wall 66 that partitions an accommodating part 63 formed in the upper stage and an accommodating part 63 formed in the lower stage. As shown in FIG. 1, the inner housing 61 includes a partition wall 67 that partitions each housing portion 63 in the left-right direction. The partition wall 67 electrically insulates the first terminal 20 or the second terminal 40 accommodated in each accommodating portion 63 from the adjacent first terminal 20 or second terminal 40 in the left-right direction. .
  • a temporary lock portion 68A that protrudes outward is provided at a position near the rear end of both left and right walls of the inner housing 61.
  • a permanent locking portion 68B is provided on both left and right side walls of the inner housing 61 at a position forward of the temporary locking portion 68A so as to protrude outward.
  • the rear holder 62 is box-shaped and opens toward the front.
  • the rear holder 62 is made of insulating synthetic resin. As shown in FIG. 2, the rear holder 62 is fitted into the rear half of the inner housing 61 from the outside.
  • a lock receiving portion 69 is provided at a position near the front end of the left and right side walls of the rear holder 62.
  • the lock receiving portion 69 has a generally gate shape.
  • the rear holder 62 is held in the temporary locking position with respect to the inner housing 61 by locking the temporary locking portion 68A of the inner housing 61 and the lock receiving portion 69 of the rear holder 62.
  • the rear holder 62 is held at the final locking position with respect to the inner housing 61 by locking the main lock portion 68B of the inner housing 61 and the lock receiving portion 69 of the rear holder 62.
  • insertion holes 70 are provided in the rear holder 62 at positions corresponding to the respective accommodating portions 63 of the inner housing 61. That is, the plurality of insertion holes 70 are aligned in the left-right direction and are provided vertically in two stages.
  • the inner diameter of the insertion hole 70 is set to be the same as or slightly larger than the outer diameter of the second insulation coating 13B of the second electric wire 11B. The first electric wire 11A or the second electric wire 11B is inserted through the insertion hole 70.
  • the rear holder 62 includes a guide portion 71 on the inner wall of the insertion hole 70.
  • the guide portion 71 is arranged above the front end of the insertion hole 70 .
  • the guide portion 71 has a curved surface that is located more inwardly in the insertion hole 70 as it goes toward the front. Since the first core wire 12A comes into sliding contact with the guide portion 71, the first core wire 12A can easily enter the inside of the first slide portion 22. Since the second core wire 12B comes into sliding contact with the guide portion 71, the second core wire 12B can easily enter the inside of the second slide portion 42.
  • the rear holder 62 is provided with a hood portion 72 that opens forward and into which the inner housing 61 is fitted.
  • the rear holder 62 includes a locking part 73 at the rear end of the hood part 72.
  • the locking portion 73 faces the rear end portion of the outer wall portion 28B of the first terminal 20 or the outer wall portion 48B of the second terminal 40 in the front-rear direction.
  • the locking portion 73 locks the first terminal 20 or the second terminal 40 into the housing portion 63 by locking the rear end portion of the outer wall portion 28B of the first terminal 20 or the outer wall portion 48B of the second terminal 40 in the front-rear direction. to prevent it from falling out backwards.
  • a partition wall receiving portion 74 is provided near the center of the rear holder 62 in the vertical direction.
  • the partition wall receiving portion 74 is configured to open forward, and the vertical dimension of the opening is set to be equal to or slightly larger than the vertical thickness dimension of the partition wall 66 of the inner housing 61.
  • the partition wall receiving portion 74 is positioned further rearward than the rear end edge of the partition wall 66 of the inner housing 61. positioned.
  • the partition 66 of the inner housing 61 fits into the opening of the partition receiving portion 74 of the rear holder 62. It's getting crowded. This suppresses displacement of the rear holder 62 in the vertical direction with respect to the inner housing 61.
  • the guide part 34 is arranged inside the insertion hole 70, as shown in FIG. .
  • the vertical distance between the upper pressing section 32A and the lower pressing section 32B of the first sliding section 22 is greater than the vertical distance between the upper pressing section 52A and the lower pressing section 52B of the second sliding section 42. This is because it is smaller (see Figure 5).
  • the third terminal 120 of the connector 110 according to the comparative example includes a first slide portion 122 without the guide portion 34, and the other configurations are similar to the first terminal 20.
  • the rear end portion of the first top wall portion 128 is arranged to face the insertion hole 70 in the front-back direction.
  • the front end portion of the first core wire 12A comes into contact with the rear end portion of the first top wall portion 128 (inner wall portion 128A), thereby inhibiting the insertion of the first core wire 12A into the inside of the first slide portion 122. It's possible.
  • the first sliding part 22 since the first sliding part 22 includes the guide part 34, the first core wire 12A is unlikely to come into contact with the rear end part of the first top wall part 28, and the inside of the first sliding part 22 It has a structure that makes it easy to enter.
  • the first terminal body 21, the first slide portion 22, the second terminal body 41, and the second slide portion 42 are formed by a known method.
  • the first slide portion 22 is assembled to the first terminal main body 21 from the rear.
  • the front edge of the first slide portion 22 comes into contact with the locking protrusion 24A of the first terminal body 21 from the rear, and the side wall portion 29 of the first slide portion 22 is expanded and deformed.
  • the first slide part 22 is further pushed forward, the side wall part 29 of the first slide part 22 is deformed back and the temporary lock receiving part 33A of the first slide part 22 is engaged with the locking protrusion 24A of the first terminal main body 21. is locked.
  • the first slide portion 22 is held at a position separated from the first terminal main body 21.
  • the first terminal 20 is obtained (see FIG. 10).
  • the second terminal 40 is also obtained in the same manner.
  • the inner housing 61 and rear holder 62 are formed by injection molding synthetic resin. After the first terminal 20 or the second terminal 40 is inserted from the rear into the accommodating portion 63 of the inner housing 61, the rear holder 62 is assembled to the rear end of the inner housing 61 from the rear. Then, the lock receiving part 69 of the rear holder 62 rides on the temporary locking part 68A of the inner housing 61 while being elastically deformed. When the rear holder 62 is further pushed forward, the lock receiving portion 69 is deformed back and is elastically engaged with the temporary locking portion 68A of the inner housing 61. Thereby, the rear holder 62 is held in a temporary locking position with respect to the inner housing 61 (see FIGS. 15 and 18).
  • a first core wire 12A having a predetermined length is exposed at the end of the first electric wire 11A.
  • the front end portion of the first core wire 12A is inserted from the rear into the insertion hole 70 arranged at the rear of the accommodating portion 63 that accommodates the first terminal 20.
  • the first core wire 12A is guided into the inside of the first slide section 22 by the guide section 71 of the rear holder 62 and the guide section 34 and guide section 36 of the first slide section 22.
  • the first core wire 12A When the first electric wire 11A is further pushed forward, the first core wire 12A enters the inside of the first terminal main body 21 and is arranged at the position of the clamping part 25 in the front-rear direction. That is, the first core wire 12A is in a state passing between the upper connecting piece 25A and the lower connecting piece 25B (see FIG. 16).
  • a jig (not shown) is pressed against the jig abutting portion 38 from behind to move the first slide portion 22 forward with respect to the first terminal body 21.
  • the locking protrusion 24A of the first terminal main body 21 and the temporary locking receiving part 33A of the first sliding part 22 are disengaged, and the side wall part 29 of the first sliding part 22 rides on the locking protrusion 24A. to expand and deform.
  • the upper pressing part 32A of the first sliding part 22 presses the upper connecting piece 25A of the first terminal main body 21 downward. Further, the lower pressing portion 32B of the first sliding portion 22 presses the lower connecting piece 25B of the first terminal main body 21 upward.
  • the first core wire 12A is held between the upper connection piece 25A and the lower connection piece 25B from above and below, and the first electric wire 11A and the first terminal 20 are electrically connected (see FIG. 17).
  • the second core wire 12B is inserted into the second slide portion 42, the second slide portion 42 is moved forward with respect to the second terminal body 41, etc. in the same manner as the first terminal 20. (See Figures 18 to 20). Thereby, the second electric wire 11B and the second terminal 40 are electrically connected.
  • the connector 10 has a first core wire 12A and is connected to a first electric wire 11A extending in the front-rear direction, and has a first terminal 20 connected to the first core wire 12A, and a first terminal 20 connected to the first core wire 12A. It includes a connector housing 60 that accommodates the terminal 20 and through which the first electric wire 11A is inserted.
  • the first terminal main body 21 includes a holding portion 25 that holds the first core wire 12A, and the first slide portion 22 includes a first slide portion 22 that is slidable in the direction of the first core wire 12A.
  • the guide part 34 includes a guide part 34 that inclines inward of the first slide part 22 toward the front, and a connecting part 35 that continuously connects the pressing part 32 and the guide part 34 in the front-rear direction. It is arranged further outward of the first slide portion 22 than the pressing portion 32 .
  • the first slide portion 22 which includes the pressing portion 32 that presses the first core wire 12A against the holding portion 25, tends to become smaller in the direction perpendicular to the front-rear direction. Therefore, it may become difficult to insert the first core wire 12A into the inside of the first slide portion 22.
  • the guide portion 34 is provided behind the pressing portion 32 via the connecting portion 35.
  • This guide part 34 is inclined inwardly of the first slide part 22 as it goes forward. Therefore, insertion of the first core wire 12A into the first slide portion 22 is guided.
  • the guide portion 34 is disposed further outward of the first slide portion 22 than the pressing portion 32 is. This makes it easy to enlarge the core wire insertion port 31 in the direction orthogonal to the front-rear direction, making it easier to insert the first core wire 12A into the first slide portion 22.
  • the connector 10 of the embodiment has a second core wire 12B and is connected to a second electric wire 11B extending in the front-rear direction, and includes a second terminal 40 connected to the second core wire 12B.
  • the diameter of the core wire 12B is larger than the diameter of the first core wire 12A, the second terminal 40 is housed in the connector housing 60, the second electric wire 11B is inserted into the connector housing 60, and the second terminal 40 is connected to the second terminal body 41.
  • the second slide portion 42 includes a core wire insertion port 51 into which the second core wire 12B is inserted from the rear, and a second core wire 12B inserted from the core wire insertion port 51 and arranged at the position of the clamping portion 25 in the front-rear direction. a pressing part 52 that presses the holding part 25 against the holding part 25.
  • the connector 10 can be configured to be connected to both of the second electric wires 11B.
  • the second terminal body 41 is the first terminal body 21.
  • the first terminal body 21 can be used as the second terminal body 41, so there is no need to newly manufacture the second terminal body 41. Therefore, the manufacturing cost of the connector 10 can be reduced.
  • the first slide section 22 includes an outer wall section 28B that is disposed outward of the first slide section 22 than the guide section 34 and extends in the front-rear direction, so that the rear end of the guide section 34 and the outer wall section
  • the connector housing 60 includes a locking portion 73 that is in contact with the rear end portion of the outer wall portion 28B and faces the rear end portion of the outer wall portion 28B in the front-rear direction.
  • the first sliding portion 22 continuously connects the intermediate wall portion 28C sandwiched between the outer wall portion 28B and the connecting portion 35, and the outer wall portion 28B and the intermediate wall portion 28C, and is bent into a U-shape.
  • the intermediate wall portion 28C is folded over the outer wall portion 28B.
  • the first slide portion 22 can be made larger in the direction perpendicular to the front-rear direction. Therefore, even if the diameter of the first core wire 12A is small, it is easy to configure the first slide portion 22 to match the size of the accommodating portion 63 of the connector housing 60 that accommodates the first terminal 20. Therefore, wobbling of the first terminal 20 in the housing portion 63 can be suppressed.
  • the first sliding part 22 includes a sloped part 37 that is continuously formed in front of the pressing part 32, and the sloped part 37 slopes outward of the first sliding part 22 toward the front. , are arranged further outward of the first slide portion 22 than the pressing portion 32.
  • the holding part 25 comes into sliding contact with the inclined part 37, so that the holding part 25 is moved against the pressing part 32. It can be easily guided inward of the first slide portion 22. Therefore, the first core wire 12A can be easily pressed against the clamping part 25 by the pressing part 32.
  • the connector housing 60 includes an inner housing 61 that accommodates the first terminal 20 and a rear holder 62 that is assembled to the rear portion of the inner housing 61 and through which the first electric wire 11A is inserted. is configured to be locked to the inner housing 61 at either a temporary locking position or a full locking position located ahead of the temporary locking position, and the pressing portion 32 is When the single core wire 12A is pressed against the clamping portion 25, the rear holder 62 can be locked at the final locking position.
  • the connector 10 can be made smaller in the front-rear direction while the pressing part 32 presses the first core wire 12A against the holding part 25.
  • the connector 10 includes the first terminal 20 to which the first electric wire 11A is connected, and the second terminal 40 to which the second electric wire 11B is connected, but the present invention is not limited to this.
  • the connector may be configured without a second terminal connected to the second electric wire (see FIG. 17).
  • the second terminal body 41 is the first terminal body 21, but the present invention is not limited to this, and the second terminal body may be different from the first terminal body.
  • the first slide portion 22 includes the guide portion 36, but the present invention is not limited to this, and the first slide portion may not include the guide portion.

Landscapes

  • Connector Housings Or Holding Contact Members (AREA)
  • Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
PCT/JP2023/013856 2022-04-21 2023-04-03 コネクタ Ceased WO2023204010A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202380034524.XA CN119032470A (zh) 2022-04-21 2023-04-03 连接器
US18/856,883 US20250253552A1 (en) 2022-04-21 2023-04-03 Connector

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2022069969A JP7760955B2 (ja) 2022-04-21 2022-04-21 コネクタ
JP2022-069969 2022-04-21

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WO2023204010A1 true WO2023204010A1 (ja) 2023-10-26

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JP (1) JP7760955B2 (https=)
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JP7444131B2 (ja) * 2021-04-27 2024-03-06 株式会社オートネットワーク技術研究所 コネクタ

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003036898A (ja) * 2001-07-25 2003-02-07 Yazaki Corp 全周加締め接続用端子とその接続方法
JP2003142195A (ja) * 2001-11-05 2003-05-16 Sumitomo Wiring Syst Ltd コネクタ
JP2011253823A (ja) * 2007-03-29 2011-12-15 Auto Network Gijutsu Kenkyusho:Kk コネクタ端子及び該コネクタ端子を備えたコネクタ
JP2020202127A (ja) * 2019-06-12 2020-12-17 株式会社オートネットワーク技術研究所 端子

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005183314A (ja) * 2003-12-22 2005-07-07 Chugoku Electric Power Co Inc:The 電線接続用圧縮スリーブ
JP3150305U (ja) * 2009-02-23 2009-05-07 株式会社カワグチ リングスリーブ
JP6713009B2 (ja) * 2018-02-15 2020-06-24 株式会社オートネットワーク技術研究所 端子、及びコネクタ
CN113661611B (zh) * 2019-04-10 2023-04-11 株式会社自动网络技术研究所 连接器

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003036898A (ja) * 2001-07-25 2003-02-07 Yazaki Corp 全周加締め接続用端子とその接続方法
JP2003142195A (ja) * 2001-11-05 2003-05-16 Sumitomo Wiring Syst Ltd コネクタ
JP2011253823A (ja) * 2007-03-29 2011-12-15 Auto Network Gijutsu Kenkyusho:Kk コネクタ端子及び該コネクタ端子を備えたコネクタ
JP2020202127A (ja) * 2019-06-12 2020-12-17 株式会社オートネットワーク技術研究所 端子

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CN119032470A (zh) 2024-11-26
JP2023159994A (ja) 2023-11-02
US20250253552A1 (en) 2025-08-07
JP7760955B2 (ja) 2025-10-28

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