WO2022091772A1 - コネクタ - Google Patents

コネクタ Download PDF

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Publication number
WO2022091772A1
WO2022091772A1 PCT/JP2021/037755 JP2021037755W WO2022091772A1 WO 2022091772 A1 WO2022091772 A1 WO 2022091772A1 JP 2021037755 W JP2021037755 W JP 2021037755W WO 2022091772 A1 WO2022091772 A1 WO 2022091772A1
Authority
WO
WIPO (PCT)
Prior art keywords
guide groove
cam pin
housings
housing
frame
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/JP2021/037755
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
哲矢 宮村
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 CN202180072738.7A priority Critical patent/CN116349094A/zh
Priority to US18/032,177 priority patent/US20230396014A1/en
Publication of WO2022091772A1 publication Critical patent/WO2022091772A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
    • H01R13/62905—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances comprising a camming member
    • H01R13/62911—U-shaped sliding element
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46—Bases; Cases
    • H01R13/516—Means for holding or embracing insulating body, e.g. casing, hoods
    • H01R13/518—Means for holding or embracing insulating body, e.g. casing, hoods for holding or embracing several coupling parts, e.g. frames
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46—Bases; Cases
    • H01R13/514—Bases; Cases composed as a modular blocks or assembly, i.e. composed of co-operating parts provided with contact members or holding contact members between them
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
    • H01R13/62905—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances comprising a camming member
    • H01R13/62927—Comprising supplementary or additional locking means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/70—Coupling devices
    • H01R12/71—Coupling devices for rigid printing circuits or like structures
    • H01R12/712—Coupling devices for rigid printing circuits or like structures co-operating with the surface of the printed circuit or with a coupling device exclusively provided on the surface of the printed circuit
    • H01R12/716—Coupling device provided on the PCB

Definitions

  • This disclosure relates to connectors.
  • Patent Document 1 discloses a conventional lever type connector. This connector can easily fit the male housing and the female housing by converting the force for rotating the lever into the force for fitting the male housing and the female housing.
  • Patent Document 2 discloses a conventional slider type connector. This connector can fit the second connector to the first connector by engaging the boss provided in the second connector with the cam groove formed in the slider and pushing the slider into the housing.
  • the present disclosure has been completed based on the above circumstances, and an object of the present disclosure is to provide a connector capable of suppressing a fitting operation force.
  • the connectors of this disclosure are With multiple housings The mating housing to which the plurality of housings are fitted and the housing on the other side In the process of approaching the mating housing, a pressing member that presses each of the plurality of housings in a direction approaching the mating housing at different timings. It is equipped with.
  • the fitting operation force can be suppressed.
  • FIG. 1 is a perspective view showing the connector of the first embodiment in an exploded manner.
  • FIG. 2 is a plan view of the frame of the first embodiment.
  • FIG. 3 is a plan view of the mating housing, the substrate, and the male terminal fitting of the first embodiment.
  • FIG. 4 is a plan view showing a state in which a frame in which a plurality of housings are assembled faces the mating housing.
  • FIG. 5 is a plan view showing a state in which a frame in which a plurality of housings are assembled is inserted into a mating housing.
  • FIG. 6 is a plan view showing a state in which the frame with a plurality of housings assembled is moved to the right while being inserted into the mating housing.
  • FIG. 1 is a perspective view showing the connector of the first embodiment in an exploded manner.
  • FIG. 2 is a plan view of the frame of the first embodiment.
  • FIG. 3 is a plan view of the mating housing, the substrate, and the male terminal fitting of the first
  • FIG. 7 is a plan view showing a state in which a frame in which a plurality of housings are assembled is brought into the mating side housing and the fitting operation of the left housing is completed.
  • FIG. 8 is a plan view showing a state in which the frame is moved to the right after the fitting operation of the left housing is completed.
  • FIG. 9 is a plan view showing a state in which a frame in which a plurality of housings are assembled is brought into the mating side housing and the fitting operation of the central housing is completed.
  • FIG. 10 is a plan view showing a state in which the frame is moved to the right after the fitting operation of the central housing is completed.
  • FIG. 11 is a plan view showing a state in which a frame in which a plurality of housings are assembled is brought into the mating side housing and the fitting operation of the right housing is completed.
  • FIG. 12 is a plan view showing a state in which the frame in which the plurality of housings are assembled is moved backward and the left housing is detached.
  • FIG. 13 is a plan view showing a state in which the frame is moved to the left after the housing on the left side is detached.
  • FIG. 14 is a plan view showing a state in which the frame in which the plurality of housings are assembled is moved backward and the central housing is detached.
  • FIG. 15 is a plan view showing a state in which the frame is moved to the left after the central housing is detached.
  • FIG. 16 is a plan view showing a state in which a frame in which a plurality of housings are assembled is moved backward and the housing on the right side is detached.
  • FIG. 17 is a plan view showing a state in which each housing is moved backward.
  • FIG. 18 is a plan view showing a state in which the frame is moved to the left after each housing is moved backward, and the frame and a plurality of housings can be detached from the mating housing.
  • the connectors of this disclosure are (1) Pressing the plurality of housings, the mating housing into which the plurality of housings are fitted, and the mating housing in the process of approaching the mating housing at different timings in the direction of approaching the mating housing. It is equipped with a member. According to this configuration, since the timing at which the pressing member presses each housing is different, the fitting operation force required for fitting the housing and the mating housing is dispersed. Therefore, according to the present disclosure, the fitting operation force can be reduced as compared with the case where all the housings are pressed at the same time.
  • Each of the plurality of housings of the connector of the present disclosure has a first cam pin
  • the pressing member is a first guide having a plurality of pressing surfaces for pressing each of the plurality of first cam pins at different timings. It has a groove and a second cam pin
  • the mating housing has a hood portion for accommodating a plurality of housings
  • the hood portion has a plurality of second guide grooves for individually guiding the plurality of second cam pins. It is preferable to have it. According to this configuration, the movement path of the pressing member with respect to the mating housing is stable, so that the pressing operation of the pressing member with respect to the plurality of housings can be performed at an appropriate timing.
  • the plurality of first cam pins of the connector of the present disclosure have different diameter portions having different outer diameter dimensions from each other, and the pressing member has a guide groove for guiding the first cam pin to the first guide groove.
  • the guide groove has a regulating portion that regulates the passage of a part of the different diameter portions among the plurality of different diameter portions.
  • the first cam pin of the connector of the present disclosure has a disconnection prevention portion for preventing the first cam pin from disconnecting from the first guide groove. According to this configuration, it is possible to prevent the housing from falling off from the pressing member.
  • the pressing member of the connector of the present disclosure has a detachment restricting portion for restricting the detachment of the first cam pin from the first guide groove by engaging with the first cam pin. According to this configuration, it is possible to restrict the housing from being separated from the pressing member so that the temporarily assembled housing and the pressing member can be easily handled.
  • the detachment restricting portion of the connector of the present disclosure can be dissociated from the first cam pin by elastically deforming, and in the second guide groove, the first cam pin locked to the detachment restricting portion is the first guide groove. It is preferable to have an inclined surface for moving the second cam pin so that the detachment restricting portion elastically deforms and dissociates from the first cam pin in the process of being pressed by the initial pressing surface formed on the surface. According to this configuration, when the second cam pin moves along the inclined surface, the housing that locks the first cam pin to the withdrawal restricting portion approaches the mating housing, and the first cam pin is moved from the withdrawal restricting portion. Dissociate. The workability is excellent as compared with the case where the operation of dissociating the first cam pin from the detachment restricting portion is performed separately from the operation of fitting the housing and the mating housing.
  • the plurality of housings of the connectors of the present disclosure are connected so as to be arranged in a direction orthogonal to the fitting direction of the plurality of housings with respect to the mating housing and to be relatively movable in a direction parallel to the fitting direction. It is preferable to have. According to this configuration, since the plurality of housings do not come apart from each other, it is possible to assemble the plurality of housings to the pressing member with one action.
  • Embodiment 1 embodying the present disclosure will be described with reference to FIGS. 1 to 18.
  • the directions appearing in FIG. 2 are defined as right and left as they are.
  • the front side in FIG. 2 is defined as the upper side
  • the back side is defined as the lower side.
  • the front-back direction in FIG. 2, the upper side is defined as the rear side and the lower side is defined as the front side.
  • the connector 1 of the first embodiment includes a plurality of housings 10A, 10B, 10C, one frame 11 which is a pressing member for holding the plurality of housings 10A, 10B, 10C, and a plurality of housings. It comprises 10A, 10B, 10C, and one mating housing 12 into which the frame 11 is fitted.
  • Each housing 10A, 10B, 10C is made of synthetic resin.
  • Each housing 10A, 10B, 10C has a substantially block shape.
  • a plurality of terminal accommodating chambers 10M for accommodating the female terminal fitting 20 to which the electric wire W is fixed are formed.
  • the form of the terminal accommodating chamber 10M formed in each of the housings 10A, 10B, and 10C is the same.
  • the terminal accommodating chambers 10M are arranged in the vertical direction and the horizontal direction.
  • the rear end of the terminal accommodating chamber 10M is open at the rear end surface of each housing 10A, 10B, 10C.
  • the dimensions of the housings 10A, 10B, and 10C in the front-rear direction and the up-down direction are the same.
  • the number of terminal accommodating chambers 10M formed in the housing 10A is larger than the number of terminal accommodating chambers 10M formed in the housings 10B and 10C. Therefore, the dimensions of the housing 10A in the left-right direction are larger than those of the housings 10B and 10C.
  • Each of the left surfaces of the housings 10A and 10B is provided with an engaging portion 10D protruding to the left.
  • the engaging portion 10D extends from the front end to the rear end on each of the left surfaces of the housings 10A and 10B.
  • the tip portion of the engaging portion 10D extends in a rib shape so as to extend upward and downward.
  • Engagement portions 10E recessed to the left are formed on each of the right surfaces of the housings 10B and 10C.
  • the engaged portion 10E is formed from the front end to the rear end on each of the right surfaces of the housings 10B and 10C.
  • the inner portion of the engaged portion 10E is formed so as to extend in the upward direction and the downward direction.
  • the engaging portion 10D of the housing 10A can be inserted from the front or the rear with respect to the engaged portion 10E of the housing 10B.
  • the engaging portion 10D of the housing 10B can be inserted from the front or the rear with respect to the engaged portion 10E of the housing 10C.
  • the housings 10A, 10B, and 10C can be connected side by side in the left-right direction, which is one direction.
  • Each housing 10A, 10B, 10C has a first cam pin 10F, 10G, 10H on each of the upper surface and the lower surface.
  • the first cam pins 10F, 10G, 10H provided on the lower surface are not shown.
  • Each of the first cam pins 10F, 10G, and 10H has a columnar shape.
  • the external dimensions of the first cam pins 10F, 10G, and 10H are the same as the groove width of the guide groove 11S.
  • the first cam pin 10F is provided on each of the rear portions of the upper surface and the lower surface of the housing 10A with the central axis directed in the vertical direction.
  • the first cam pin 10G is provided on each of the rear portions of the upper surface and the lower surface of the housing 10B with the central axis directed in the vertical direction.
  • the tip of the first cam pin 10G is provided with a different diameter portion 10J having a larger outer diameter than the base end portion.
  • the first cam pin 10H is provided on each of the rear portions of the upper surface and the lower surface of the housing 10C with the central axis directed in the vertical direction.
  • the tip of the first cam pin 10H is provided with a different diameter portion 10K having a larger outer diameter than the base end portion.
  • the outer diameter of the different diameter portion 10K is larger than the outer diameter of the different diameter portion 10J. That is, the different diameter portions 10J and 10K have different outer diameters from each other.
  • the different diameter portion 10K is formed with a cutout portion 10L in which a part of the different diameter portion 10K is cut off.
  • the frame 11 has a strip-shaped wall portion that is bent to form a U-shape and extends long in the left-right direction.
  • the longitudinal right end of the frame 11 is closed and the front, rear, and left ends are open.
  • the frame 11 is made of synthetic resin.
  • a finger hook portion 11R that bends outward and extends is provided.
  • the frame 11 has a plurality of second cam pins 11A and a pair of first guide grooves 11B.
  • Each second cam pin 11A has a columnar shape.
  • Two second cam pins 11A are provided on each of the upper wall outer surface and the lower wall outer surface of the frame 11 with the central axis directed in the vertical direction.
  • the two second cam pins 11A are arranged in the left-right direction and are arranged at the front end portion of the frame 11.
  • the two second cam pins 11A provided on the lower wall of the frame 11 are not shown.
  • Each first guide groove 11B is formed one on each of the upper wall and the lower wall of the frame 11.
  • the frame 11 has the same outer shape as each first guide groove 11B in a plan view viewed from above.
  • Each first guide groove 11B is formed from the left end to the right end of the frame 11.
  • each first guide groove 11B has a guide groove 11S, an introduction groove 11T, a right first guide groove 11C, a central first guide groove 11D, and a left first guide groove 11E.
  • the guide groove 11S has a predetermined width and extends long in the left-right direction.
  • the introduction groove 11T is adjacent to the front side of the left end portion of the guide groove 11S, and is formed by opening at the left end of the frame 11.
  • the right first guide groove 11C is located at the right end of the guide groove 11S.
  • the central first guide groove 11D is located at the central portion in the left-right direction of the guide groove 11S.
  • the left first guide groove 11E is located at the left end of the guide groove 11S.
  • the guide groove 11S is for guiding the first cam pins 10F, 10G, and 10H to each of the right first guide groove 11C, the central first guide groove 11D, and the left first guide groove 11E.
  • the right first guide groove 11C, the central first guide groove 11D, and the left first guide groove 11E each have a rearwardly recessed first recess 11F, 11G, 11H, and a forwardly recessed second recess 11J, 11K, respectively.
  • 11L is formed.
  • Convex portions 11M, 11N, 11P protruding forward to the left are provided at the rear portions of the right ends of the first recesses 11F, 11G, and 11H, respectively.
  • a second convex portion 11W protruding to the right is provided in front of the left side of the first concave portion 11H.
  • the second convex portion 11W is adjacent to the left end of the guide groove 11S.
  • the second recess 11L corresponds to the right end of the introduction groove 11T.
  • a central first guide groove 11D and a stepped portion 11U recessed so as to expand the groove width of the central portion in the left-right direction of the guide groove 11S are formed.
  • the left first guide groove 11E, the left end portion of the guide groove 11S, and the introduction groove 11T are formed with a recessed step portion 11V so as to expand the width of each groove.
  • the width of the step portion 11U is smaller than the width of the step portion 11V.
  • the width of the step portion 11U is the same as the radial protrusion dimension of the different diameter portion 10J from the outer circumference of the first cam pin 10G, and is the radial direction of the different diameter portion 10K from the outer circumference of the first cam pin 10H of the housing 10C. Is smaller than the protrusion size of.
  • the dimension from the front end of the front step portion 11U to the rear end of the rear step portion 11U in the guide groove 11S is the same as the diameter of the different diameter portion 10J and smaller than the diameter of the different diameter portion 10K.
  • the width of the step portion 11V is larger than the radial protrusion dimension of the different diameter portion 10J from the outer circumference of the first cam pin 10G, and the radial protrusion dimension of the different diameter portion 10K from the outer circumference of the first cam pin 10H. It is the same.
  • the dimension from the front end of the front step portion 11V to the rear end of the rear step portion 11V in the introduction groove 11T is the same as the diameter of the different diameter portion 10K and larger than the diameter of the different diameter portion 10J.
  • the step portion 11U allows the first cam pins 10F and 10G to enter the right first guide groove 11C and the central first guide groove 11D, and allows the first cam pin 10H to enter the right first guide groove 11C and the central first guide. Restrict entry into groove 11D. That is, the step portion 11U of the guide groove 11S functions as a regulating portion that regulates the passage of a part of the different diameter portions 10K among the different diameter portions 10J and 10K. That is, the guide groove 11S has a regulation portion (step portion 11U).
  • the frame 11 has a withdrawal control unit 11Q.
  • the detachment control unit 11Q constitutes a part on the left side of the guide groove 11S.
  • the detachment restricting portion 11Q is formed so as to extend to the left in a cantilever shape, and the tip portion (left end portion) protrudes rearward.
  • the tip of the detachment restricting portion 11Q is adjacent to the right side of the second recess 11L.
  • the detachment restricting portion 11Q can be elastically deformed in the front-rear direction.
  • the mating housing 12 is attached to the circuit board S as shown in FIG.
  • the mating housing 12 is made of synthetic resin.
  • the mating side housing 12 has a base wall 12A arranged along the circuit board S, and a hood portion 12B that is continuously extending rearward from the outer peripheral edge of the base wall 12A.
  • the hood portion 12B accommodates the frame 11 and a plurality of housings 10A, 10B, 10C.
  • the left wall, the upper wall, and the lower wall of the hood portion 12B are not continuous, and a slit 12K is formed between the left wall and the upper wall, and between the left wall and the lower wall (FIG. 1). reference.).
  • a plurality of male terminal fittings 21 that are electrically connected to the circuit board S and rise vertically from the circuit board S to form a tab shape are attached to the mating housing 12 through the base wall 12A, and the tip thereof is attached to the hood. It is arranged in the portion 12B.
  • a regulation piece 12C extending backward from the base wall 12A is provided at the right end portion in the hood portion 12B with the plate thickness direction facing left and right. The upper end edge and the lower end edge of the restriction piece 12C are not continuous with the upper wall and the lower wall of the hood portion 12B, and are separated by a predetermined dimension.
  • a second guide groove 12D is formed on each of the upper wall and the lower wall of the hood portion 12B.
  • the plan view shape of each second guide groove 12D is the same.
  • Each second guide groove 12D has a function of individually guiding a plurality of second cam pins 11A.
  • Each second guide groove 12D is formed so as to cut forward from the rear end of each of the upper wall and the lower wall of the mating housing 12. The rear end of each second guide groove 12D is chamfered so as to expand in the left-right direction toward the rear.
  • Each second guide groove 12D has an inlet region 12E, a left region 12F, a middle region 12G, and a right region 12H.
  • the entrance region 12E is cut forward from the rear ends of each of the upper and lower walls.
  • an inclined surface 12J inclined so as to extend from the left rear to the right front is formed in the inner part (front part) of the entrance region 12E.
  • the left region 12F is a region adjacent to the right side of the entrance region 12E, and the rear end and the front end are located in front of the rear end and the front side of the entrance region 12E.
  • the middle region 12G is a region adjacent to the right side of the left region 12F, and the rear end and the front end are located in front of the rear end and the front side of the left region 12F.
  • the right region 12H is a region adjacent to the right side of the middle region 12G, and the rear end and the front end are located in front of the rear end and the front side of the middle region 12G.
  • a plurality of housings 10A, 10B, 10C are connected in this order. Specifically, the orientations of the housing 10A and the housing 10B in the front-rear direction are aligned. Then, the engaging portion 10D of the housing 10A is inserted into the engaged portion 10E of the housing 10B. Next, the orientation of the housing 10C in the front-rear direction is aligned with the orientation of the housings 10A and 10B in the front-rear direction. Then, the engaging portion 10D of the housing 10B is inserted into the engaged portion 10E of the housing 10C.
  • the housings 10A, 10B, 10C can thus be connected side by side in one direction. In this state, the housings 10A, 10B, and 10C are relatively movable in a direction orthogonal to one direction.
  • the connected housings 10A, 10B, 10C are assembled to the frame 11.
  • the orientation of the connected housings 10A, 10B, 10C is such that the first cam pins 10F, 10G, 10H are arranged at the rear end, and the orientation of the frame 11 is such that the finger hook 11R is arranged at the rear end. do.
  • the connected housings 10A, 10B, and 10C are assembled to the frame 11 from the open right side of the frame 11. Specifically, the first cam pins 10F, 10G, and 10H are inserted through the introduction groove 11T in this order.
  • the first cam pin 10F reaches the right end portion of the guide groove 11S
  • the first cam pin 10G reaches the right end portion of the step portion 11U of the guide groove 11S
  • the first cam pin 10H reaches the guide groove. It reaches the right end of the step 11V of 11S.
  • a portion protruding backward of the detachment restricting portion 11Q is locked to the notch portion 10L of the different diameter portion 10K of the first cam pin 10H.
  • the detachment restricting unit 11Q disengages the first cam pin 10F from the right first guide groove 11C, detaches the first cam pin 10G from the central first guide groove 11D, and disengages the first cam pin 10G from the left first guide groove 11E. Regulate the withdrawal of the cam pin 10H. That is, the detachment restricting unit 11Q regulates the detachment of the first cam pins 10F, 10G, 10H from the first guide groove 11B by engaging with the first cam pin 10H. As a result, the housings 10A, 10B, and 10C are prevented from falling off from the frame 11.
  • the different diameter portion 10J of the first cam pin 10G is locked to the step portion 11U of the guide groove 11S, and the different diameter portion 10K of the first cam pin 10H is locked to the step portion 11V of the guide groove 11S.
  • the frame 11 is prevented from expanding and deforming each of the upper wall and the lower wall outward. That is, the different diameter portions 10J and 10K function as a disconnection prevention portion for preventing the first cam pins 10G and 10H from disconnecting from the first guide groove 11B.
  • the first cam pins 10G and 10H have a disconnection prevention portion (different diameter portions 10J and 10K).
  • the front end portions of the housings 10A, 10B, and 10C project forward from the front end portion of the frame 11.
  • the frame 11 to which the housings 10A, 10B, and 10C are assembled is fitted to the mating housing 12.
  • the side where the front end portions of the housings 10A, 10B, and 10C project from the frame 11 faces the mating housing 12.
  • the open other end of the frame 11 is turned to the left side.
  • the plurality of housings 10A, 10B, 10C are arranged in a direction orthogonal to the fitting direction F of the plurality of housings 10A, 10B, 10C with respect to the mating housing 12. Further, the plurality of housings 10A, 10B, 10C are relatively movable in a direction parallel to the fitting direction F.
  • the housings 10A, 10B, 10C, and the frame 11 are inserted into the mating housing 12.
  • the left end portions of the upper wall and the lower wall of the frame 11 are inserted into the slit 12K in a state of protruding to the left of the mating housing 12.
  • the right end of the housing 10A is along the left surface of the regulation piece 12C
  • the left end of the housing 10C is along the inner surface (right surface) of the left wall of the mating housing 12.
  • the movement of the housings 10A, 10B, and 10C in the left-right direction with respect to the mating housing 12 is restricted.
  • the inner surface (left surface) of the right wall of the frame 11 is along the right surface of the regulation piece 12C.
  • the first cam pins 10F, 10G, 10H are forwardly pressed by the rear end of the guide groove 11S.
  • the housings 10A, 10B, and 10C move forward together with the frame 11.
  • the portion that simultaneously and forwardly presses the first cam pins 10F, 10G, and 10H is the initial pressing surface P0.
  • Each second cam pin 11A enters the inlet region 12E of each second guide groove 12D.
  • Each second cam pin 11A reaches the inclined surface 12J, and the frame 11 further enters the mating housing 12. Then, each of the second cam pins 11A advances along the inclined surface 12J and enters the left region 12F (see FIG. 6). In this way, the frame 11 moves to the right while moving forward.
  • the housings 10A, 10B, and 10C are restricted from moving to the right by the regulation piece 12C. Therefore, the first cam pins 10F, 10G, and 10H are displaced to the left with respect to the frame 11 while being guided by the guide groove 11S. Then, as shown in FIG. 6, the first cam pins 10F and 10G deviate from the initial pressing surface P0 and reach the front of the first recesses 11F and 11G.
  • the detachment restricting portion 11Q that is locked to the notch portion 10L of the different diameter portion 10K of the first cam pin 10H is detached from the notch portion 10L by elastically deforming forward. Then, when the first cam pin 10H is further displaced to the left, the detachment restricting portion 11Q dissociates from the different diameter portion 10K of the first cam pin 10H.
  • the first cam pin 10H is in a state in which the different diameter portion 10K is locked only to the step portion 11V at the rear end of the guide groove 11S.
  • the detachment restricting portion 11Q is elastically deformed in the process in which the first cam pin 10H locked to the detachment restricting portion 11Q is pressed by the initial pressing surface P0 formed in the first guide groove 11B. While moving the second cam pin 11A so as to dissociate from the first cam pin 10H.
  • the work of housing 10C in which the first cam pin 10H is locked to the detachment restricting portion 11Q by the inclined surface 12J approaches the mating housing 12, and the work of dissociating the first cam pin 10H from the detachment restricting portion 11Q are performed in one step. It can be done in action.
  • the first cam pin 10H is pressed forward by the rear end of the guide groove 11S.
  • the housing 10C moves forward together with the frame 11 to insert the male terminal fitting 21 into the female terminal fitting 20.
  • the portion that positively presses the first cam pin 10H is the pressing surface P1.
  • the front end of the housing 10C comes into contact with the base wall 12A of the mating housing 12 as shown in FIG. 7.
  • the second cam pin 11A contacts the front end of the left region 12F.
  • the rear ends of the first cam pins 10F and 10G come into contact with the front ends of the convex portions 11M and 11N. In this way, the fitting operation of the housing 10C out of the three housings 10A, 10B, and 10C is completed.
  • the first cam pin 10F is relatively displaced to the left of the convex portion 11M.
  • the first cam pin 10G is relatively displaced to the left while in contact with the front end of the convex portion 11N.
  • the first cam pin 10H reaches the front of the first recess 11H.
  • the first cam pin 10H is adjacent to the right side of the second convex portion 11W.
  • the second cam pin 11A separates from the left region 12F and enters the middle region 12G.
  • the left end portions of the upper wall and the lower wall of the frame 11 projecting to the left of the mating side housing 12 through the slit 12K are accommodated in the mating side housing 12.
  • the first cam pin 10G is pressed forward by the front end of the convex portion 11N.
  • the housing 10B moves forward together with the frame 11 to insert the male terminal fitting 21 into the female terminal fitting 20.
  • the portion that positively presses the first cam pin 10G is the pressing surface P2.
  • the front end of the housing 10B comes into contact with the base wall 12A of the mating housing 12 as shown in FIG.
  • the second cam pin 11A contacts the front end of the middle region 12G.
  • the first cam pin 10F contacts the rear end of the first concave portion 11F, and the first cam pin 10H contacts the front end of the convex portion 11P. In this way, the fitting operation of the housing 10B out of the three housings 10A, 10B, and 10C is completed.
  • the first cam pin 10F relatively displaces the first recess 11F to the left.
  • the first cam pin 10G is displaced relative to the left side of the convex portion 11N.
  • the first cam pin 10H is displaced relative to the left side of the convex portion 11P.
  • the second cam pin 11A leaves the middle region 12G and enters the right region 12H.
  • the first cam pin 10F is pressed forward by the rear end of the first recess 11F.
  • the housing 10A moves forward together with the frame 11 to insert the male terminal fitting 21 into the female terminal fitting 20.
  • the portion that positively presses the first cam pin 10G is the pressing surface P3.
  • the front end of the housing 10A comes into contact with the base wall 12A of the mating housing 12 as shown in FIG.
  • the front end of the frame 11 also comes into contact with the base wall 12A of the mating housing 12.
  • the second cam pin 11A contacts the front end of the right region 12H.
  • the first cam pins 10F, 10G, 10H come into contact with the rear ends of the first recesses 11F, 11G, 11H. In this way, the fitting operation of the housing 10A out of the three housings 10A, 10B, and 10C is completed.
  • the right wall of the frame 11 is adjacent to the inner surface (left surface) of the right wall of the mating housing 12.
  • the frame 11 presses each of the plurality of housings 10A, 10B, and 10C in the direction of approaching the mating housing 12 at different timings in the process of approaching the mating housing 12.
  • the first guide groove 11B is formed with a plurality of pressing surfaces P1, P2, P3 that press each of the plurality of first cam pins 10F, 10G, and 10H at different timings.
  • the housing 10C moves backward together with the frame 11, and the male terminal fitting 21 is separated from the female terminal fitting 20.
  • the portion that presses the first cam pin 10H backward is the detachment pressing surface P4.
  • the second cam pin 11A comes into contact with the rear end of the right region 12H as shown in FIG.
  • the front end of the guide groove 11S comes into contact with the front ends of the first cam pins 10F and 10G. In this way, the detaching operation of the housing 10C out of the three housings 10A, 10B, and 10C is completed.
  • the first cam pins 10F and 10G are relatively displaced to the right of the guide groove 11S.
  • the first cam pin 10H relatively displaces the first recess 11H to the right.
  • the second cam pin 11A separates from the right region 12H and enters the middle region 12G.
  • the portion that presses the first cam pin 10G backward is the detachment pressing surface P5 as shown in FIG.
  • the second cam pin 11A comes into contact with the rear end of the middle region 12G.
  • the first cam pin 10F comes into contact with the front end of the second recess 11J. In this way, the detaching operation of the housing 10B out of the three housings 10A, 10B, and 10C is completed.
  • the first cam pin 10F relatively displaces the second recess 11J to the right.
  • the first cam pins 10G and 10H relative to the guide groove 11S to the right.
  • the first cam pin 10G reaches the rear of the second recess 11K.
  • the second cam pin 11A leaves the middle region 12G and enters the left region 12F.
  • the left ends of the upper and lower walls of the frame 11 pass through the slit 12K to the left and project to the left of the left wall of the mating housing 12.
  • the portion that presses the first cam pin 10F backward is the detachment pressing surface P6.
  • the second cam pin 11A comes into contact with the rear end of the left region 12F as shown in FIG.
  • the first cam pins 10G and 10H come into contact with the front ends of the second recesses 11K and 11L. In this way, the detaching operation of the housing 10A out of the three housings 10A, 10B, and 10C is completed.
  • the first cam pins 10F, 10G, and 10H are relatively displaced to the right of the guide groove 11S.
  • the first cam pin 10F reaches the right end portion of the guide groove 11S.
  • the first cam pin 10G reaches the right end of the step portion 11U of the guide groove 11S.
  • the first cam pin 10H reaches the right end portion of the step portion 11V of the guide groove 11S, and the portion protruding backward of the detachment restricting portion 11Q is locked to the notch portion 10L of the different diameter portion 10K of the first cam pin 10H.
  • the second cam pin 11A separates from the left region 12F and enters the inlet region 12E. As a result, the second cam pin 11A can be detached from the inlet region 12E behind the inlet region 12E. In this way, the frame 11 and the housings 10A, 10B, 10C can be removed from the mating housing 12.
  • the right wall of the frame 11 is adjacent to the right side of the regulation piece 12C of the mating housing 12.
  • the frame 11 presses each of the plurality of housings 10A, 10B, and 10C in the detaching direction R from the mating housing 12 at different timings in the process of detaching from the mating housing 12.
  • the first guide groove 11B is formed with a plurality of detachment pressing surfaces P4, P5, P6 for pressing the plurality of first cam pins 10F, 10G, and 10H in the detachment direction R to be detached at different timings.
  • the connector 1 of the present disclosure includes a plurality of housings 10A, 10B, 10C, a mating housing 12, and a frame 11.
  • a plurality of housings 10A, 10B, 10C are fitted to the mating housing 12.
  • the frame 11 presses each of the plurality of housings 10A, 10B, and 10C in the direction of approaching the mating housing 12 at different timings.
  • the fitting operation force required for fitting the housings 10A, 10B, 10C and the mating housing 12 is dispersed. .. Therefore, according to the present disclosure, the fitting operation force can be reduced as compared with the case where all the housings 10A, 10B, and 10C are pressed at the same time.
  • Each of the plurality of housings 10A, 10B, 10C of the connector 1 of the present disclosure has first cam pins 10F, 10G, 10H.
  • the frame 11 has a first guide groove 11B formed with a plurality of pressing surfaces P1, P2, P3 for pressing each of the plurality of first cam pins 10F, 10G, and 10H at different timings, and a second cam pin 11A. are doing.
  • the mating housing 12 has a hood portion 12B that accommodates a plurality of housings 10A, 10B, 10C.
  • the hood portion 12B has a plurality of second guide grooves 12D for individually guiding the plurality of second cam pins 11A. According to this configuration, since the movement path of the frame 11 with respect to the mating housing 12 is stable, the pressing operation of the frame 11 with respect to the plurality of housings 10A, 10B, 10C can be performed at an appropriate timing.
  • the plurality of first cam pins 10G and 10H of the connector 1 of the present disclosure have different diameter portions 10J and 10K having different outer diameter dimensions from each other.
  • the frame 11 has a guide groove 11S for guiding the first cam pins 10F, 10G, and 10H to the first guide groove 11B.
  • the guide groove 11S has a step portion 11U that restricts the passage of a part of the different diameter portions 10K among the plurality of different diameter portions 10J and 10K.
  • the step portion 11U has a part of the different diameter portion 10K. Regulate passage.
  • the plurality of housings 10A, 10B, 10C can be assembled to the frame 11 in an appropriate order.
  • the first cam pins 10F, 10G, 10H of the connector 1 of the present disclosure have different diameter portions 10J, 10K that prevent the first cam pins 10F, 10G, 10H from coming out of the first guide groove 11B. According to this configuration, it is possible to prevent the housings 10A, 10B, and 10C from falling off from the frame 11.
  • the frame 11 of the connector 1 of the present disclosure has a detachment restricting portion 11Q for restricting the detachment of the first cam pins 10F, 10G, 10H from the first guide groove 11B by engaging with the first cam pin 10H. ..
  • the housings 10A, 10B, 10C can be restricted from being separated from the frame 11, and the temporarily assembled housings 10A, 10B, 10C and the frame 11 can be easily handled.
  • the detachment restricting portion 11Q of the connector 1 of the present disclosure can be dissociated from the first cam pin 10H by elastically deforming.
  • the second guide groove 12D has an inclined surface 12J.
  • the inclined surface 12J is pressed by the initial pressing surface P0 formed in the first guide groove 11B by the first cam pin 10H locked to the detachment restricting portion 11Q.
  • the inclined surface 12J moves the second cam pin 11A so that the detachment restricting portion 11Q elastically deforms and dissociates from the first cam pins 10F, 10G, and 10H.
  • the housing 10C that locks the first cam pin 10H to the detachment restricting portion 11Q approaches the mating housing 12 and restricts the detachment.
  • the first cam pin 10H dissociates from the portion 11Q.
  • the workability is excellent.
  • the plurality of housings 10A, 10B, 10C of the connector 1 of the present disclosure are arranged in a direction orthogonal to the fitting direction F of the plurality of housings 10A, 10B, 10C with respect to the mating housing 12, and are aligned with the fitting direction F. They are connected so that they can move relative to each other in parallel directions. According to this configuration, since the plurality of housings 10A, 10B, 10C do not come apart from each other, the plurality of housings 10A, 10B, 10C can be assembled to the frame 11 with one action.
  • the present disclosure is not limited to the embodiments described by the above description and drawings, but is shown by the scope of claims.
  • the present disclosure includes the meaning equivalent to the scope of claims and all changes within the scope of claims, and is intended to include embodiments such as the following.
  • the form of the terminal accommodating chamber is the same.
  • the form of the terminal accommodating chamber matches the form of the terminal fitting used. Therefore, the form of the terminal accommodating chamber does not have to be the same.
  • the first guide groove and the second guide groove are formed in each of the upper wall and the lower wall. However, the first guide groove and the second guide groove may be formed only on either the upper wall or the lower wall.
  • Convex portion 11Q ... Detachment restricting portion 11R ... Finger hook portion 11S ... Induction groove 11T ... Introduction groove 11U ... Step portion (regulatory portion) ) 11V ... Step portion 11W ... Second convex portion 12 ... Opposite housing 12A ... Base wall 12B ... Hood portion 12C ... Restricted piece 12D ... Second guide groove 12E ... Entrance area 12F ... Left area 12G ... Middle area 12H ... Right area 12J ... Inclined surface 12K ... Slit 20 ... Female terminal fitting 21 ... Male terminal fitting F ... Fitting direction P0 ... Initial pressing surface P1, P2, P3 ... Pressing surface P4, P5, P6 ... Detachment Pressing surface S ... Circuit board R ... Detachment Direction W ... Electric wire

Landscapes

  • Details Of Connecting Devices For Male And Female Coupling (AREA)
PCT/JP2021/037755 2020-11-02 2021-10-12 コネクタ Ceased WO2022091772A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202180072738.7A CN116349094A (zh) 2020-11-02 2021-10-12 连接器
US18/032,177 US20230396014A1 (en) 2020-11-02 2021-10-12 Connector

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020183419A JP7444025B2 (ja) 2020-11-02 2020-11-02 コネクタ
JP2020-183419 2020-11-02

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116565595A (zh) * 2022-01-27 2023-08-08 上海莫仕连接器有限公司 电连接器及电连接器组合

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06140098A (ja) * 1992-10-28 1994-05-20 Yazaki Corp 低挿入力コネクタ
JPH10241786A (ja) * 1997-02-28 1998-09-11 Sumitomo Wiring Syst Ltd 分割コネクタ
JP2014044834A (ja) * 2012-08-24 2014-03-13 Yazaki Corp 挿抜力軽減コネクタ

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06140098A (ja) * 1992-10-28 1994-05-20 Yazaki Corp 低挿入力コネクタ
JPH10241786A (ja) * 1997-02-28 1998-09-11 Sumitomo Wiring Syst Ltd 分割コネクタ
JP2014044834A (ja) * 2012-08-24 2014-03-13 Yazaki Corp 挿抜力軽減コネクタ

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US20230396014A1 (en) 2023-12-07
JP2022073440A (ja) 2022-05-17
CN116349094A (zh) 2023-06-27

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