WO2015072153A1 - Connecteur et dispositif pourvu de ce connecteur - Google Patents

Connecteur et dispositif pourvu de ce connecteur Download PDF

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Publication number
WO2015072153A1
WO2015072153A1 PCT/JP2014/005749 JP2014005749W WO2015072153A1 WO 2015072153 A1 WO2015072153 A1 WO 2015072153A1 JP 2014005749 W JP2014005749 W JP 2014005749W WO 2015072153 A1 WO2015072153 A1 WO 2015072153A1
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WO
WIPO (PCT)
Prior art keywords
contact
plug
connector
receptacle
branch
Prior art date
Application number
PCT/JP2014/005749
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English (en)
Japanese (ja)
Inventor
敬貴 筒井
健一 堀
保 ▲高▼田
哲也 田中
Original Assignee
ミツミ電機株式会社
敬貴 筒井
健一 堀
保 ▲高▼田
哲也 田中
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 ミツミ電機株式会社, 敬貴 筒井, 健一 堀, 保 ▲高▼田, 哲也 田中 filed Critical ミツミ電機株式会社
Publication of WO2015072153A1 publication Critical patent/WO2015072153A1/fr

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • 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
    • H01R12/72—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures
    • H01R12/73—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures connecting to other rigid printed circuits or like structures
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02—Contact members
    • H01R13/10—Sockets for co-operation with pins or blades
    • H01R13/11—Resilient sockets
    • H01R13/112—Resilient sockets forked sockets having two legs

Definitions

  • the present invention relates to a connector and a connector device including the same, and more particularly to a board-to-board (also referred to as “BtoB” (registered trademark)) type connector and a connector device including the same.
  • a board-to-board also referred to as “BtoB” (registered trademark)
  • BtoB (registered trademark) type connector devices are used in electronic devices including mobile terminals such as mobile phones and smartphones, between PCBs such as PCB (Printed Circuit Board), PWB (Printed Circuit Board), and FPC (Flexible Printed Circuits). Used for electrical connection.
  • PCB printed Circuit Board
  • PWB Print Circuit Board
  • FPC Flexible Printed Circuits
  • Such a connector device for electrically connecting substrates is generally provided with a receptacle connector (hereinafter referred to as “receptacle”) provided on one of the substrates to be connected, and a receptacle provided on the other substrate. And a plug connector (hereinafter referred to as “plug”).
  • receptacle receptacle connector
  • plug plug connector
  • the receptacle is provided with an insulating housing in which an opening into which the convex portion of the plug is inserted is provided to open upward, and the opening of the housing. And a receptacle-side contact.
  • the plug has a convex portion (side wall of the plug) that is inserted into the opening of the receptacle and has insulation, and a plug-side contact disposed along the outer surface of the convex portion.
  • the receptacle-side contact is referred to as a receptacle contact
  • the plug-side contact is referred to as a plug contact.
  • the receptacle contact has an inverted U-shaped portion disposed along each side wall sandwiching the opening in the housing, and a U-shaped groove-shaped conducting portion that is connected to one end of the inverted U-shaped portion and disposed in the opening of the housing. With. A connecting leg connected to the substrate is provided at the other end of the inverted U-shaped portion.
  • the U-shaped groove-like conductive portion is elastically deformed in a direction away from the side wall of the receptacle housing by the convex portion of the plug inserted into the opening of the receptacle housing while in contact with the plug contact on the outer surface of the convex portion. As a result, the plug and the receptacle are in a fitted state while maintaining the connection state between the contacts.
  • the length in the height direction corresponding to the insertion direction and the separation direction from the side wall that is the direction orthogonal to the height direction due to its configuration There is a problem that it is difficult to reduce the size and height by shortening the length in the width direction.
  • the U-shaped groove-like conducting portion is formed so as to be continuous with the inverted U-shaped portion, the overall shape of the receptacle contact has a bellows shape. As a result, there is a problem in that the cost of manufacturing the receptacle contact itself is increased and it takes time and labor to attach the receptacle contact.
  • An object of the present invention is to provide a receptacle connector that can achieve stable electrical connection with a simple configuration, and that can be reduced in size and height, and a connector device including the same.
  • One aspect of the connector of the present invention includes a housing having an opening into which a mating contact of a mating connector which is a mating connector is inserted, a contact supported by the housing and connected to the mating contact in the opening, Positioning means for positioning the connection position of the contacts by engaging with a part of the mating connector in the insertion direction, and the contact is inserted in the mating connector in the opening. And a branch contact portion including a pair of branch pieces elastically deformable in directions away from each other. The branch contact portion is connected to the connection position by the positioning means. And the mating contact inserted between the pair of branching pieces is clamped so as to be conductive by elastic deformation. The take.
  • One aspect of the connector device of the present invention employs a configuration including the connector having the above-described configuration and a mating connector that fits into the connector.
  • One aspect of the mating connector of the present invention employs a configuration that fits into the connector in the connector device configured as described above.
  • a stable electrical connection can be achieved with a simple configuration, and a reduction in size and height can be realized.
  • the perspective view which shows the state which removed the plug connector from the receptacle connector in the connector apparatus The figure which serves for explanation of the plug connector which fits into the receptacle connector of the same connector device
  • Side view of plug connector in the connector device AA line sectional view of FIG. 3B
  • Top view of the receptacle connector in the connector device Bottom view of receptacle connector in the same connector device
  • FIG. 18B The perspective view which shows the state which removed the plug connector from the receptacle connector in the connector apparatus
  • the figure which serves for explanation of the plug connector which fits into the receptacle connector of the same connector device EE sectional view of FIG. 18B
  • FIG. 1 is a perspective view showing an outline of the connector device according to the first embodiment of the present invention
  • FIG. 2 is a perspective view showing a state in which the plug connector is removed from the receptacle connector in the connector device.
  • positive (front), back (back), flat (top), bottom (bottom), left, right, etc. directions are used to explain the configuration and operation of each part of the connector device.
  • Expressions indicating are relative rather than absolute. Expressions indicating these directions are appropriate when each part of each connector has the posture shown in the figure, but should change and be interpreted according to the change in posture when the posture changes. .
  • a connector device 10 shown in FIGS. 1 and 2 includes a receptacle connector (hereinafter referred to as “receptacle”) 100 and a plug connector (hereinafter referred to as “plug”) 200 that can be fitted to the receptacle connector 100. Is provided.
  • FIG. 3 is a diagram for explaining a plug connector that fits into a receptacle connector of the connector device
  • FIG. 3A is a perspective view of the plug connector
  • FIG. 3B is a front view of the plug connector
  • FIG. 4 is a side view of the plug connector in the connector device.
  • the plug 200 includes a plug housing 210 formed of an insulating material such as a synthetic resin material, and a plug contact 250 that has conductivity and is attached to the plug housing 210.
  • a plug housing 210 formed of an insulating material such as a synthetic resin material
  • a plug contact 250 that has conductivity and is attached to the plug housing 210.
  • the plug 200 is a mating connector which is a connection partner
  • the plug housing is a housing of the mating connector of the connection partner
  • the plug contact 250 is a contact of the mating connector.
  • the plug housing 210 is formed in a shape that can be fitted into a receptacle housing (hereinafter referred to as “receptacle housing”) 110 (see FIG. 2) of the receptacle connector 100.
  • receptacle housing a receptacle housing 110 (see FIG. 2) of the receptacle connector 100.
  • the plug housing 210 includes long side wall portions 211 and 212 that are parallel to each other, a central beam portion 213 that is disposed between the long side wall portions 211 and 212 in parallel with the long side wall portions 211 and 212, and the wall portions 211. To 213 are provided with short side wall portions 215 and 216.
  • the long side wall portions 211 and 212 support a plurality of plug contacts 250 arranged along the longitudinal direction on the wall portions 211 to 213 together with the central beam portion 213.
  • Short side wall portions 215 and 216 are respectively provided at both end portions (left and right end portions in the drawing) of the long side wall portions 211 and 212 and the central beam portion 213.
  • engagement port portions positioning engagement port portions (hereinafter referred to as “engagement port portions”) 162 and 163 of the receptacle 100, respectively.
  • engagement port portions positioning engagement port portions
  • key convex portions 215 a and 216 a that engage with key grooves 1621 and 1631 formed on the inner peripheral surfaces of the engagement ports 162 and 163 are key grooves 1621, 1631 is provided.
  • the short side wall portions 215 and 216 are formed to protrude to the insertion direction side (lower surface side), and have engagement convex portions 215b and 216b that guide the insertion into the positioning engagement port portions 162 and 163. Tapered portions 217 and 218 for guiding insertion into the positioning engagement port portions 162 and 163 are formed on the outer surfaces of the engagement convex portions 215b and 216b.
  • the engagement convex portions 215b and 216b correspond to the engaged portions, and the engagement port portions 162 and 163 are positioning means and correspond to the first engagement portion.
  • the taper portions 217 and 218 are formed on the outer surface of the engagement convex portions 215b and 216b over the entire circumference of the outer edge of the tip portion.
  • the tapered portions 217 and 218 are rectangular at the outer edge of the lower end portions (projecting end portions) of the engaging convex portions 215b and 216b. Formed.
  • the plug contact 250 is formed by processing a material composed of a conductive rod-shaped metal material such as copper or phosphorous copper.
  • the plug contact 250 includes a central beam portion 213, a long side wall portion 211, a long side wall portion 211, and an opening portion 230 (230-1, 230-2) formed between the central beam portion 213 and the long side wall portions 211, 212. It arrange
  • the thickness direction of the central beam portion 213 and the long side wall portions 211 and 212 corresponds to the thickness direction of the long side wall portion 112 of the receptacle 100.
  • FIG. 5 is a cross-sectional view taken along line AA in FIG. 3B.
  • the plug contacts 250 (250-1, 250-2) are provided between the central beam portion 213 and the long side wall portion 211 and between the central beam portion 213 and the long side wall portion 212. Each is built. These plug contacts 250-1 and 250-2 are provided symmetrically back to back in the plug 200 in the front-rear direction around the central beam portion 213.
  • the plug contact 250 is in the longitudinal direction (in FIG. 3, in the opening 230 between the central beam portion 213 and the long side wall portion 211 and in the opening portion 230 between the central beam portion 213 and the long side wall portion 212. It is lined up in a line in the horizontal direction. As shown in FIG. 5, the plug contact 250 can connect different signals and power sources in two rows in the longitudinal direction to the plug housing 210 as a whole.
  • the plug contact 250 is installed between the central beam portion 213 and the long side wall portions 211 and 212, so that the plug contact 250 is fixedly supported by the central beam portion 213 and the long side wall portions 211 and 212.
  • Each of the portions 211 and 212 extends in a substantially horizontal direction and is exposed.
  • receptacle contact In plug contacts 250-1 and 250-2, the portion exposed to the outside between central beam portion 213 and long side wall portions 211 and 212 is connected to receptacle-side contact (hereinafter referred to as “receptacle contact”) 150.
  • a rod-shaped plug contact portion (hereinafter referred to as “rod-shaped contact portion”) 252 is formed.
  • the lower part (part on the insertion direction side) of the rod-shaped contact portion 252 is formed in a V shape, and is easily in surface contact with the contact 150 on the receptacle 100 side.
  • the rod-shaped contact portion 252 is a fracture surface of the branch contact portion 154 formed by bifurcating the receptacle contact 150 in a direction opposite to the insertion direction of the rod-shaped contact portion 252 (a branch piece 1541 shown in FIG. 8). , 1542 of the surfaces facing each other).
  • the lower part of the rod-shaped contact portion 252 is V-shaped, it is preferably in surface contact with the fracture surface.
  • the portions that are continuous with the rod-shaped contact portion 252 and project from the outer surfaces of the long side wall portions 211 and 212 to the front and rear sides constitute the leg portion 254.
  • the leg portion 254 is fixed to a circuit or the like of the substrate and is connected to the substrate so as to be conductive.
  • the plug contact 250 in the present embodiment is integrally formed with the plug housing 210 by insert molding.
  • FIG. 6 is a plan view of the receptacle connector in the connector device
  • FIG. 7 is a bottom view of the receptacle connector in the connector device.
  • the receptacle 100 shown in FIGS. 2, 6, and 7 includes a receptacle housing 110 having an engagable shape corresponding to the plug housing 210 of the plug 200 that is a connection partner, and a receptacle contact 150 that is connected to the plug contact 250. . Further, the receptacle 100 engages with a part of the plug 200 in the insertion direction, and has positioning means (engagement openings 162 and 163, positioning ribs 130) for positioning the connection position between the plug contact 250 and the receptacle contact 150. Have. The positioning means is formed in the receptacle housing 110 on the receptacle side.
  • the receptacle contacts 150-1 and 150-2 are symmetrical in the longitudinal direction in the receptacle housing 110 at the center in the longitudinal direction of the receptacle housing 110 and in the longitudinal direction corresponding to the plug contacts 250-2 and 250-1, respectively.
  • a plurality are arranged at the same pitch.
  • the receptacle housing 110 is formed along the long side walls 112 and 113 and has openings 102 (102-1, 102-2) that open upward.
  • plug contacts 250 250-1, 250-2
  • rod-shaped contact portions 252 extend in the wall thickness direction of the long side wall portions 112, 113. Inserted in the state. That is, in the opening 102 (102-1, 102-2), the receptacle contact 150 (150-1, 150-2) is connected to the plug contact 250 (250-2, 250-1) shown in FIGS. 3A and 5. Connect with.
  • the receptacle housing 110 includes a rectangular plate-shaped bottom surface portion 111, front and rear long side walls 112 and 113 erected from the bottom long side portions 111 a and 111 b of the bottom surface portion 111, and a short side wall portion. 115, 116.
  • the bottom surface portion 111 has a length continuous with the opening portions 102-1 and 102-2 along the bottom long side portions 111a and 111b joined to the long side wall portions 112 and 113. Cutout holes 117-1 and 117-2 are formed. A branch contact portion 154 of the receptacle contact 150 is disposed in the cutout holes 117-1 and 117-2. Details of the receptacle contact 150 will be described later.
  • the bottom surface portion 111 has a central bottom plate portion 118 extending in the longitudinal direction between the short side wall portions 115 and 116 between the cutout holes 117-1 and 117-2.
  • a plurality of positioning ribs 130 (130-1 and 130-2) projecting upward are formed on the central bottom plate portion 118 in the longitudinal direction along the respective edge portions of the cutout holes 117-1 and 117-2. Arranged at the pitch.
  • the positioning ribs 130-1 and 130-2 are formed symmetrically in the front-rear direction with the center in the short direction of the center bottom plate portion 118 being symmetrical.
  • the positioning ribs 130 are formed in the long side portions on the front and rear sides along the longitudinal edges of the cutout holes 117-1 and 117-2 in the central bottom plate portion 118.
  • the positioning ribs 130 are opened together with the branch contact part 154 and the opening part (the central beam part 213 and the long side wall part 211) when the plug 200 and the receptacle 100 are engaged. , 212 between the respective openings) 230.
  • the positioning ribs 130 are positioning means and correspond to the second engaging portion. Further, the opening 230 (230-1, 230-2) of the plug 200 corresponds to the engaging recess.
  • the positioning rib 130 shown in FIGS. 2 and 6 functions as a second engagement portion that is a positioning means for guiding the plug contact 250 (specifically, the rod-shaped contact portion 252) to the connection position with the branch contact portion 154. .
  • Guide taper portions 134 and 135 for guiding the plug contact 250 (specifically, the rod-shaped contact portion 252) to the branch contact portion 154 are provided at the tip end portion (corresponding to the upper end portion in each drawing) of the positioning rib 130. Yes.
  • the guide taper portions 134 and 135 are formed so as to be inclined in the longitudinal direction (corresponding to the pitch direction) from the tip, and the connection position with the branch contact portion 154 is located along the extension line on the lower end side of the inclination. is doing.
  • the central beam portion 213 of the plug 200 is inserted between the front and rear positioning ribs 130-1 and 130-2 (see FIG. 1).
  • the front and rear positioning ribs 130-1 and 130-2 regulate the connection position between the plug contact 250 and the receptacle contact 150 in the front-rear direction.
  • the long side walls 112 and 113 are inserted with the plug contacts 250 together with the front and rear positioning ribs 130-1 and 130-2 and the bottom long sides 111 a and 111 b of the bottom 111. Opening portions 102 (102-1, 102-2) to be formed are formed.
  • the long side wall portions 112 and 113 are connected to the short side wall portions 115 and 116 at both ends, respectively, and together with the short side wall portions 115 and 116 form a rectangular frame-like wall portion into which the plug 200 is inserted. ing.
  • the upper surface portions of the long side wall portions 112 and 113 are notched and are lower than the upper surfaces of the short side wall portions 115 and 116.
  • the leg portions 254 of the plug contacts 250 of the plug 200 are arranged side by side in the notched portion when the plug 200 is fitted. Thereby, in the fitting state of the plug 200 and the receptacle 100, the upper surface of the connector apparatus 10 which is the bottom face side of the plug 200 becomes substantially flush.
  • the short side wall portions 115 and 116 are spaced apart from each other in the pitch direction of the receiving contact 150 with the opening 102 (102-1 and 102-2) interposed therebetween.
  • the short side wall portions 115 and 116 have engagement port portions (first engagement portions) 162 and 163 that penetrate in the insertion direction of the plug 200 and engage with the engagement convex portions 215b and 216b.
  • the engagement ports 162 and 163 are engaged with engagement protrusions 215b and 216b, which are part of the plug 200, in the insertion direction, and the connection positions of the plug contacts 250 and the receptacle contacts 150 are roughly positioned in the front-rear direction. To do.
  • FIG. 8 is a partially enlarged perspective view of the receptacle contact as seen from the front side
  • FIG. 9 is a sectional view taken along line BB in FIG. 6
  • FIG. 10 is a view taken along line CC in FIG. It is sectional drawing.
  • a contact contact 150 (150-1, 150-2) made of a metal conductive material having elasticity.
  • the receptacle contact 150 is formed by processing a metal rod such as copper or phosphor copper.
  • the receptacle contact 150 includes a fixed piece 152 that is fixed to the receptacle housing 110, a leg portion 153 that is connected to one end side of the fixed piece 152, and protrudes to the outside. And a branch contact portion 154 that is continuous on the end side.
  • the fixed piece portion 152 is embedded in the bottom long side portions 111 a and 111 b of the bottom surface portion 111 along the thickness direction of the long side wall portion 112.
  • a leg portion 153 is provided so as to protrude from the bottom surface of the bottom long side portion 111a of the bottom surface portion 111 in a direction away from the other end portion side (here, in the front-rear direction of the receptacle) from one end portion side of the fixed piece portion 152. It has been.
  • the leg portion 153 is fixed to a circuit or the like of a substrate on which the receptacle 100 is mounted, and is connected to the substrate so as to be conductive.
  • the branch contact portion 154 is formed in the direction opposite to the insertion direction of the plug (corresponding to the mating connector) 100 from the arm 156 extending from the bottom long side portion 111a (111b) into the cutout hole 117-1 (117-2). Then, it has a pair of branching pieces 1541 and 1542 bent upward and bifurcated.
  • the branch pieces 1541 and 1542 are disposed in the openings 102 (102-1 and 102-2), and are elastically deformable in directions away from each other.
  • the branch contact portion 154 is formed to bend upward (from the opening 102 side) from an arm 156 that is continuous with the other end portion of the fixed piece portion 152 and protrudes into the cutout hole 117-1 (117-2). Yes. Thus, the branch contact portion 154 is disposed so as to be separated from the surrounding receptacle 100 components in the openings 102-1 and 102-2 via the arm 156.
  • the branch pieces 1541 and 1542 extend in the direction opposite to the insertion direction of the plug 200 (specifically, the rod-shaped contact portion 252 of the plug contact 250) and the direction in which the long side wall portions 211 and 213 extend. And have fracture surfaces facing each other.
  • the fracture surface is a surface formed when the branch contact portion 154 is divided into two forks in the receptacle contact 150.
  • the branch pieces 1541 and 1542 are displaced in directions away from each other by elastic deformation, that is, the fracture surfaces facing each other at the branch pieces 1541 and 1542 are displaced in directions away from each other.
  • the direction in which the branch pieces 1541 and 1542 are separated from each other is a longitudinal direction orthogonal to (intersects with) the thickness direction of the long side wall portions 112 and 113 and corresponds to the pitch direction in which the receptacle contacts 150 are disposed.
  • the branch contact portion 154 sandwiches the plug contact 250 of the plug 200 inserted between the pair of branch pieces 1541 and 1542 so as to be electrically connected by the pair of branch pieces 1541 and 1542 by elastic deformation. Specifically, the branch contact portion 154 is connected to the rod-shaped contact portion 252 so as to be electrically conductive by sandwiching the rod-shaped contact portion 252 at the respective fracture surfaces of the pair of branch pieces 1541 and 1542. In the holding operation of the rod-shaped contact portion 252 by the branch pieces 1541 and 1542 of the branch contact portion 154, the connection position between the contacts 250 and 150 is positioned by the positioning means (the engagement port portions 162 and 163 and the positioning rib 130 shown in FIG. 6). It is done when.
  • the positioning means the engagement port portions 162 and 163 and the positioning rib 130 shown in FIG. 6
  • tapers 1541a and 1542a that are lowered toward the branch pieces 1541 and 1542 are attached to the tip portions of the branch pieces 1541 and 1542, that is, the tip portions of the branch contact portion 154.
  • the tapers 1541a and 1542a approach each other in the insertion direction from the tip (upper end).
  • claw portions 1541 b and 1542 b that protrude toward each other of the branch pieces 1541 and 1542 are formed at the tips of the branch pieces 1541 and 1542.
  • the branch contact portion 154 has a configuration in which the rod-like contact portion 252 sandwiched between the branch pieces 1541 and 1542 by the claw portions 1541b and 1542b moves in the direction opposite to the insertion direction (upward), and is difficult to come off from the branch pieces 1541 and 1542. Yes.
  • These pair of branch pieces 1541 and 1542 are arranged to face the positioning ribs 130 arranged in the longitudinal direction (pitch direction) as shown in FIG. Specifically, the tapers 1541 a and 1542 a at the tips of the pair of branch pieces 1541 and 1542 are disposed at positions overlapping the guide taper portions 135 and 134 of the positioning rib 130 in front view.
  • the inclinations of the tapers 1541a and 1542a at the tips of the branch pieces 1541 and 1542 are substantially the same as the inclinations of the guide taper portions 135 and 134 of the positioning ribs 130 arranged in the pitch direction when viewed from the front.
  • the positioning rib 130 is disposed between the branch contact portions 154 adjacent in the pitch direction when viewed from the front.
  • the positioning rib 130 overlaps the guide taper portion 134 on the left in the drawing with the taper 1542a on the right side of the one adjacent branch contact portion 154, and the right guide taper portion 135 in the drawing on the other adjacent branch contact. It is disposed so as to overlap the taper 1541a on the left side of the portion 154.
  • the receptacle contact 150 is integrally formed with the receptacle housing 110 by insert molding.
  • FIG. 11 is a cross-sectional view of the main part showing the fitting operation between the receptacle connector and the plug connector
  • FIGS. 11A to 11E show a series of the fitting operation.
  • the positioning rib 130 is cut
  • FIG. 12 is a cross-sectional view of the main part showing the fitting operation between the receptacle connector and the plug connector.
  • the engagement convex portions 215b and 216b which are protruding portions of the short side wall portions 215 and 216 spaced apart in the longitudinal direction (left and right direction in the figure) in the plug 200, are respectively connected to the short sides of the receptacle 100.
  • the wall portions 115 and 116 are inserted in correspondence with the engagement port portions 162 and 163.
  • the engagement convex portions 215 and 216 of the short side wall portions 215 and 216 of the plug 200 move along the upper edges of the short side wall portions 115 and 116, respectively. 162 and 163 are guided.
  • FIG. 11A the engagement convex portions 215b and 216b, which are protruding portions of the short side wall portions 215 and 216 spaced apart in the longitudinal direction (left and right direction in the figure) in the plug 200, are respectively connected to the short sides of the receptacle 100.
  • the wall portions 115 and 116 are inserted in correspondence with the engagement port portions 162 and 163.
  • the plug 200 Due to the engagement between the engagement convex portions 215b and 216b and the engagement port portions 162 and 163, the plug 200 is roughly located at the connection position between the contacts 150 and 250 with respect to the receptacle 100 due to the mutual external shape. invite.
  • the engagement protrusions 215b and 216b are inserted into the engagement ports 162 and 163 when the receptacle 100 and the plug 200 are fitted to each other. Position at the connection position.
  • the plug 200 is inserted into the receptacle 100 in the insertion direction (here, from above). Then, as shown in FIG. 12B, which is a partially enlarged view of FIGS. 11C and 11C, the plug contact 250 (specifically, the rod-shaped contact portion 252) of the plug 200 is inserted between the positioning ribs 130. Further, when the plug contact 250 (in detail, the rod-shaped contact portion 252) is inserted, the positioning rib 130 is formed with a pair of branch pieces of the branch contact portion 154 by the guide taper portions 134 and 135 as shown in FIG. 11D. Guide between 1541 and 1542.
  • FIG. 12C is a partially enlarged view showing the rod-like contact portion 252 and the branch contact portion 154 in FIG. 11D.
  • the plug contact 250 (rod-shaped contact portion 252) is suitably guided between the pair of branch pieces 1541 and 1542 of the branch contact portion 154 by the guide taper portions 134 and 135 of the positioning rib 130, respectively.
  • the plug contact 250 (bar-shaped contact portion 252) is interposed between the pair of branch pieces 1541 and 1542 of the branch contact portion 154. Inserted. That is, the rod-shaped contact portion 252 is inserted between the fracture surfaces facing each other in the pair of branch pieces 1541 and 1542. Accordingly, the pair of branch pieces 1541 and 1542 are displaced in directions away from each other (longitudinal direction and pitch direction).
  • the plug contact 250 (bar-shaped contact part 252) is inserted to the base end side between a pair of branch piece 1541,1542.
  • the rod-shaped contact portion 252 is sandwiched by the return force of the branch pieces 1541 and 1542 so as to be conductive at the fracture surface of the branch pieces 1541 and 1542, and is further removed by the claw portions 1541b and 1542b. It is pinched so that there is no.
  • the plug contact 250 and the receptacle contact 150 are connected so as to be conductive.
  • the receptacle housing 110 is formed with the engagement port portions 162 and 163, and the engagement port portions 162 and 163 are connected to the engagement convex portions 215 b and 216 b that are part of the plug 200. Engage in the insertion direction to position the connection position between the contacts.
  • the positioning rib 130 formed on the receptacle housing 110 is inserted into the opening 230 of the plug 200 to guide the rod-shaped contact portion 252 to the receptacle contact 150.
  • connection position between the contacts 150 and 250 by the fitting of the receptacle 100 and the plug 200 is such that the engagement port portions 162 and 163 and the positioning rib 130 are not loaded in sequence in two stages. Accurate positioning.
  • FIG. 14 is a cross-sectional view taken along the line DD in FIG. 11E.
  • the long side walls 211 and 212 of the plug 200 are positioned on the bottom long sides 111 a and 111 b of the receptacle 100, and the long side walls 112 and 113 of the receptacle 100 and the long side walls It fits between each of the parts 112 and 113 and the branch contact part 154 which opposes.
  • the central beam portion 213 is fitted between the positioning ribs 130-1 and 130-2.
  • the receptacle contact 150 is provided in the receptacle housing 110 in a bifurcated manner in a direction opposite to the insertion direction of the plug 200 in the flange openings 102-1 and 102-2, and a pair of branches that are elastically deformable in directions away from each other. It has a branch contact portion 154 including pieces 1541 and 1542.
  • the branch contact portion 154 has an urging force when the rod-shaped contact portion 252 inserted between the pair of branch pieces 1541 and 1542 is elastically deformed and returned when the connection position is positioned by the engagement port portions 162 and 163. Is held in a conductive manner.
  • the rod-shaped contact portion 252 extends horizontally in the thickness direction of the long side wall portions 112 and 113. Further, the branch contact portion 154 sandwiches the rod-like contact portion 252 inserted between the pair of branch pieces 1541 and 1542 so as to be conductive when the connection position of the plug contact 250 of the plug 200 is positioned by the positioning rib 130. .
  • the rod-shaped contact portion 252 of the plug 200 is formed on the opposing surface (fracture surface) of the pair of branch pieces 1541 and 1542 branched at the branch contact portion 154 in the direction opposite to the insertion direction. Clamp in the pitch direction.
  • the configuration of the contact on the plug 200 side can be simplified to a shape protruding in a bar shape sandwiched between the pair of branch pieces 1541 and 1542. That is, unlike the structure of the conventional connector device that electrically connects the boards, in order to securely connect both the plug and receptacle contacts, the protruding length of the protruding portion of the plug corresponding to the insertion depth into the receptacle It is not necessary to secure a predetermined length.
  • FIG. 15 is a diagram showing the fitting between the plug 2 and the receptacle 3 of the connector device 1 as a comparative example.
  • a convex portion 2b in which a plug contact 2 is arranged on the outer surface of a plug 2 is inserted into a U-shaped groove-like conducting portion 4a of a receptacle contact 4 in an opening 3a of the receptacle 3 to receive a receptacle. 3 is connected to the exposed portion 2a of the plug contact 2 while being moved in a direction away from the side wall 5.
  • a pair of branch pieces 1541 and 1542 that displace the substantially horizontally extending rod-like contact portion 252 inserted from above in a direction orthogonal to the extending direction. Hold it.
  • the insertion depth on the plug side is ensured, and the engagement force between the contacts, such as securing the deformation region of the receptacle side contact for receiving the plug side contact, is increased.
  • the length b ⁇ a in the insertion direction can be set, that is, the height of the connector device can be reduced. That is, a low profile can be realized.
  • the connector device 10 can achieve a stable electrical connection with a simple configuration, and can achieve a reduction in size and height.
  • the engagement openings 162 and 163 are arranged so as to be spaced apart from each other in the direction in which the pair of branch pieces 1541 and 1542 are separated from each other with the openings 102-1 and 102-2 interposed therebetween. And engage in the insertion direction.
  • the connection positions of the contacts 150 and 250 can be roughly determined.
  • the positioning rib 130 faces the branch contact portion 154 in a direction orthogonal to the direction in which the pair of branch pieces 1541 and 1542 are separated from each other, and protrudes from the bottom surface portion 111 that partitions the openings 102-1 and 102-2. And is inserted into the opening (engagement recess) 230 of the plug 200 to position the connection position between the contacts 150 and 250.
  • the corresponding contacts 150 and 250 can be easily and accurately connected at a time.
  • both the receptacle 100 and the plug 200 are formed by integrally forming contacts 150 and 250 with respect to the housings 110 and 210 by insert molding.
  • the branch contact portion 154 is disposed at a position floating in the openings 102-1 and 102-2, that is, at a position separated from surrounding components.
  • the branch contact part 154 is provided in the receptacle housing 110 by insert molding, without resin adhering. Therefore, unlike the conventional case, there is no need to manually assemble a contact having a complicated shape such as a bellows in the housing, and productivity can be improved.
  • the branch contact portion 154 is disposed at a position floating in the openings 102-1 and 102-2, that is, at a position separated from the surrounding components, and bifurcated in a direction opposite to the insertion direction of the plug 200. It includes a pair of branch pieces 1541 and 1542 that branch off.
  • the positioning ribs 130 are arranged at positions where the receptacle contacts 150 are sandwiched together with the long side wall portions 112 and 113, respectively. Accordingly, when the plug 200 is inserted, the plug 200 does not enter the openings 102-1 and 102-2 in which the receptacle contacts 150 are disposed, and deformation due to contact of the plug 200 can be prevented.
  • the plug contacts 250-1 and 250-2 are constructed between the long side wall portions 211 and 212 facing the central beam portion 213, but the central beam portion 213 or the long side wall portions 211 and 212 are provided. It is good also as a cantilever structure which protrudes only from. In this case, the plug contact 250 (250-1, 250-2) is supported by the projecting central beam portion 213 or the long side wall portions 211, 212.
  • FIG. 16 is a perspective view showing an outline of the connector device according to the second embodiment of the present invention
  • FIG. 17 is a perspective view showing a state in which the plug connector is removed from the receptacle connector in the connector device.
  • a connector device 20 shown in FIGS. 16 and 17 includes a receptacle connector (hereinafter referred to as “receptacle”) 100A and a plug connector (hereinafter referred to as “plug”) 200A formed so as to be able to be fitted to the receptacle connector 100A. Is provided.
  • the connector device 20 inserts the plug 200A shown in FIG. 17 into the receptacle 100A and fits them together (state shown in FIG. 16).
  • the receptacle-side contact (hereinafter referred to as “receptacle contact”) 350 and the plug-side plug contact 250A are electrically connected.
  • FIG. 18 is a diagram for explaining a plug connector that fits into the receptacle connector of the connector device according to the second embodiment.
  • FIG. 18A is a perspective view as seen from the mating side of the plug connector
  • FIG. 18B is a plug connector. It is a bottom view used as the surface of a fitting side.
  • 19 is a cross-sectional view taken along line EE in FIG. 18B
  • FIG. 20 is a cross-sectional view taken along line FF in FIG. 18B.
  • the side that fits into the receptacle connector is the upper side.
  • the plug 200A includes a plug housing 210A formed of an insulating material such as a synthetic resin material, and a plug contact 250A that has conductivity and is attached to the plug housing 210A.
  • the plug 200A is a mating connector that is a mating connector
  • the plug housing is a housing of the mating connector that is a mating connector
  • the plug contact 250A is It will be described as a contact of the mating connector.
  • the plug housing 210A is formed in a shape that can be fitted into a receptacle housing (hereinafter referred to as “receptacle housing”) 110A (see FIG. 17) of the receptacle 100A.
  • receptacle housing a receptacle housing 110A (see FIG. 17) of the receptacle 100A.
  • plug housings are the long side wall parts 21 and 22 parallel to each other, the central beam part 23 arrange
  • the long side wall portions 21 and 22 form a rectangular frame with the short side wall portions 25 and 26 joined at the both end portions (left and right end portions in FIG. 18), and the long side wall portions 21 and 22 that are separated from each other. A central beam portion 23 is disposed between them. These long side wall portions 21 and 22 and the central beam portion 23 support a plurality of plug contacts 250 ⁇ / b> A arranged at predetermined intervals along the longitudinal direction of the long side wall portions 21 and 22 and the central beam portion 23. Yes. Further, the long side wall portions 21 and 22 are provided with protrusion prevention claw portions 21a and 22a that are hooked to the hole portion 18 of the receptacle 100 and prevent the plug 200A from coming off when fitted to the receptacle 100A. It has been.
  • Both end portions of the central beam portion 23 are joined to the short side wall portions 25 and 26, respectively.
  • a groove portion 23a extending in the longitudinal direction is formed on the lower surface of the central beam portion 23, that is, the surface on the insertion direction (fitting direction) side to the receptacle 100A.
  • Short side wall portions 25 and 26 of plug 200A shown in FIG. 17 and FIG. 18 respectively correspond to positioning engagement port portions (hereinafter referred to as “engagement port portions”) 162A and 163A (see FIG. 17) of receptacle 100A.
  • engagement port portions hereinafter referred to as “engagement port portions”
  • the outer peripheries of the short side wall portions 25 and 26 are formed in a trapezoidal shape in plan view corresponding to the engagement port portions 162A and 163A.
  • the short side wall portions 25 and 26 are formed so as to protrude toward the insertion direction side (lower surface side), and have engagement convex portions 25b and 26b that guide the insertion into the engagement port portions 162A and 163A.
  • the outer surfaces of the engaging convex portions 25b and 26b are tapered so as to guide the insertion into the engaging port portions 162A and 163A.
  • the taper part of engagement convex part 25b, 26b is formed over the perimeter of the front-end
  • the engagement convex portions 25b and 26b correspond to the engaged portions, and the engagement port portions 162A and 163A are positioning means and correspond to the first engagement portions.
  • these engaging convex portions 25b and 26b are protrusions that protrude from the engaging port portions 162A and 163A when engaged with the engaging port portions 162A and 163A, respectively.
  • Engagement claw portions 25 a and 26 a that are hooked on the member 17 are formed.
  • the engaging claw portions 25a and 26a are provided so as to project in a direction intersecting with the insertion direction of the short side wall portions 25 and 26 (engaging convex portions 25b and 26b) and engage with the engaging port portions 162A and 163A.
  • the engaging protrusions 25b and 26b are restrained (prevented from coming off) in the pulling direction from the engaging port portions 162A and 163A by engaging with the protrusion 17.
  • the plug contact 250A is formed by processing a material made of a rod-shaped metal material having conductivity such as phosphor bronze.
  • the plug contact 250A (250A-1, 250A-2) has an opening 230A (230A-1, 230A-) formed between the central beam portion 23 and the long side wall portions 21, 22. 2), the central beam portion 23 and the long side wall portions 21 and 22 are disposed so as to extend in the thickness direction (the front-rear direction in FIG. 17).
  • the thickness direction of the central beam portion 23 and the long side wall portions 21 and 22 corresponds to the thickness direction of the long side wall portions 12 and 13 (see FIG. 17) of the receptacle 100A.
  • the plug contacts 250A (250A-1, 250A-2) are provided between the central beam portion 23 and the long side wall portion 21 and between the central beam portion 23 and the long side wall portion 22. Each is built. These plug contacts 250A are provided symmetrically back to back in the plug 200A, with the central beam portion 23 as the center and back and forth.
  • the plug contact 250A is provided in the opening 230 between the central beam portion 23 and the long side wall portion 21 and in the openings 230A-1 and 230A-2 between the central beam portion 23 and the long side wall portion 22, respectively. They are arranged in a line in the longitudinal direction (left-right direction in FIG. 18). As shown in FIG. 19, the plug contact 250A as a whole can connect different signals and power sources in two rows in the longitudinal direction to the plug housing 210A.
  • the plug contact 250A is installed between the central beam portion 23 and the long side wall portions 21 and 22 so as to be fixedly supported by the central beam portion 23 and the long side wall portions 21 and 22.
  • Each of the portions 21 and 22 extends substantially in the horizontal direction and is exposed.
  • a portion exposed to the outside between the central beam portion 23 and the long side wall portions 21 and 22 constitutes a rod-shaped plug contact portion 252A connected to the receiving contact 350.
  • the lower part (site on the insertion direction side) of the plug contact part (hereinafter referred to as “rod-like contact part”) 252A is rectangular in cross section with the lower corner part formed in an R shape as shown in FIG.
  • the rod-shaped contact portion 252A has a fracture surface (a branch piece 3541 shown in FIG. 25) of the branch contact portion 354 formed by bifurcating the receptacle contact 350 in a direction opposite to the insertion direction of the rod-shaped contact portion 252A. , 3542 of the surfaces facing each other).
  • the surface is preferably brought into surface contact with the branch surface (fracture surface). The same effect can be obtained even if the lower portion of the rod-shaped contact portion 252A is formed in a V-shaped cross section.
  • the leg portion 254A is fixed to a circuit or the like of the substrate and is connected to the substrate so as to be conductive.
  • the plug contact 250A in the present embodiment is integrally formed with the plug housing 210A by insert molding.
  • the leg portion 254A has a shape in which a surface attached to the substrate is cut away.
  • the plug 200A itself is reduced in size, so that the plurality of leg portions 254A can be cut from the runner from the surface opposite to the mounting surface. desired. Even if burrs are generated at the time of this connection / disconnection, the burrs are positioned in the notches, and the mounting surface of the leg 254A can be kept flat. This configuration is also applied to the receptacle contact 350 of the receptacle 100A.
  • FIG. 22 is a plan view of a receptacle connector in the connector device according to the second embodiment of the present invention
  • FIG. 23 is a bottom view of the receptacle connector in the connector device.
  • FIG. 24 is a cross-sectional view taken along the line GG of FIG.
  • the receptacle 100A shown in FIGS. 17, 22 and 23 includes a receptacle housing 110A having an engagable shape corresponding to the plug housing 210A of the plug 200A which is a connection partner, and a receptacle contact 350 connected to the plug contact 250A. . Further, the receptacle 100A has positioning means (engagement openings 162A and 163A) for engaging a part of the plug 200A in the insertion direction and positioning the connection position between the plug contact 250 and the receptacle contact 350. The positioning means is formed in the receptacle housing 110A.
  • the receptacle contacts 350-1 and 350-2 are symmetrical in the longitudinal direction in the receptacle housing 110A at the center in the longitudinal direction of the receptacle housing 110A and corresponding to the plug contacts 250A-1 and 250A-2, respectively.
  • a plurality are arranged at the same pitch.
  • the receptacle housing 110A is formed of an insulating material such as a synthetic resin material.
  • the receptacle housing 110A is formed in a concave shape at the center on the upper surface side, and the plug housing 210A is inserted into the concave shape.
  • the receptacle housing 110A is formed along the long side wall portions 12 and 13 and has an opening 102A (102A-1 and 102A-2) that opens upward and is a part of the concave portion.
  • plug contacts 250A 250A-1, 250A-2
  • rod-shaped contact portions 252A extend in the wall thickness direction of the long side wall portions 12, 13. Inserted in an extended state. That is, in the openings 102A-1 and 102A-2, the receiving contacts 350-1 and 350-2 are connected to the plug contacts 250A-2 and 250A-1 shown in FIGS. 18A and 19.
  • the receptacle housing 110A shown in FIG. 22 includes front and rear long side wall portions 12 and 13 and a central long side wall portion 14 and long side wall portions 12 and 13 and a center that are spaced apart in parallel. Short side wall portions 15 and 16 joined orthogonally to both ends of the long side wall portion 14.
  • the receptacle housing 110 ⁇ / b> A constitutes a rectangular frame in plan view formed by the short side wall portions 15 and 16 and the long side wall portions 12 and 13 on the front and rear sides, and the short side wall portion.
  • the central long side wall part 14 is provided in the center part of 15 and 16 over the left and right.
  • the long side walls 12 and 13 have a surface facing the central long side wall 14 (a surface that partitions the openings 102A-1 and 102A-2, also referred to as a partition surface).
  • a hole 18 is formed.
  • the holes 18 are formed on the partitioning surfaces of the long side wall portions 12 and 13 in correspondence with the positions of the disconnection preventing claw portions 21a (see FIG. 18) and 22a (see FIG. 17) of the plug 200A to be fitted. Yes.
  • the hole 18 is provided in each of the long side wall portions 12 and 13 so as to penetrate the partition surface in the thickness direction (front-rear direction).
  • a plurality of branch contact portions 354 of the receptacle contacts 350 protruding from the lower portions of the long side wall portions 12 and 13 are arranged in the longitudinal direction. Has been. Details of the receptacle contact 350 will be described later.
  • the short-side wall portions 15 and 16 are spaced apart from each other in the pitch direction of the recess contacts 350 with the opening 102 ⁇ / b> A (102 ⁇ / b> A- 1 and 102 ⁇ / b> A- 2) interposed therebetween.
  • the short side wall portions 15 and 16 are provided with engagement ports (first engagement portions) 162A and 163A that are open to the fitting side with the plug 200A, that is, the upper surface side.
  • the engagement port portions (first engagement portions) 162A and 163A are continuous with the opening portion 102A (102A-1 and 102A-2) surrounded by the long side wall portions 12 and 13 and the central long side wall portion 14, and are plugged. 200A is inserted and the concave part which fits is comprised. Specifically, the engaging protrusions 25b and 26b, which are a part of the plug 200A, are inserted into the engaging openings 162A and 163A while guiding the plug contacts 250 and the receptacle contacts 350 to be connected at appropriate connection positions. Is done. Thereby, the engagement port portions 162A and 163A engage with the short side wall portions 25 and 26 of the plug 200A together with the engagement convex portions 25b and 26b. The engagement port portions 162A and 163A perform positioning in the left-right direction when the plug 200A is connected to the receptacle 100A.
  • the upper portion 141 located in the concave portion into which the plug housing 210A is inserted is thinner than the lower portion 142 constituting the bottom surface portion. It is formed so as to be short (length in the front-rear direction).
  • the central long side wall part 14 is a protrusion with a convex cross section that extends in the longitudinal direction and protrudes upward.
  • the convex portion (upper portion 141) of the central long side wall portion 14 is inserted into and fitted into the groove portion 23a of the central beam portion 23 of the plug housing 210A, and is positioned when the two housings 110A and 210A are fitted. It has the function of.
  • projecting portions 17 are provided so as to protrude toward the short side wall portions 15 and 16.
  • the projecting portion 17 is disposed so as to be positioned on the engaging port portions 162A and 163A of the short side wall portions 15 and 16, respectively, and the engaging convex portions 25b and 26b (see FIG. 18) are connected to the engaging port portions 162A and 162A, respectively.
  • the engaging claws 25a, 26a When engaging with 163A, it engages with the engaging claws 25a, 26a.
  • the engaging claws 25a and 26a are elastically deformed when engaged.
  • the protrusion 17 that engages with the engaging claws 25a and 26a may be elastically deformed when inserted.
  • a taper is provided that goes down toward the engagement port portions 162 ⁇ / b> A and 163 ⁇ / b> A.
  • FIG. 25 is a diagram showing a branch contact portion of the receptacle contact 350 disposed in the opening.
  • the receptacle contacts 350 (350-1 and 350-2) shown in FIGS. 17 and 22 to 25 are made of a metal conductive material having elasticity.
  • the receptacle contact 350 is formed, for example, by processing a metal rod such as phosphor bronze or a metal plate.
  • the receptacle contact 350 includes a fixed piece portion 352 fixed to the receptacle housing 110A, a leg portion 353 projecting to the outside, connected to one end of the fixed piece portion 352, and the fixed piece portion 352. And a branch contact portion 354 that is continuous on the end side.
  • the fixed piece 352 extends in the lower part of the long side wall portions 12 and 13 along the thickness direction (front-rear direction) of the long side wall portions 12 and 13. Buried.
  • the leg 353 from one end of the fixed piece 352 is away from the lower edge of the long side walls 12 and 13 from the long side walls 12 and 13 (here, the front-rear direction of the receptacle 100A). It protrudes.
  • the leg portion 353 is fixed to a circuit or the like of a substrate on which the receptacle 100A is mounted, and is connected to the substrate so as to be conductive.
  • the branch contact portion 354 is formed continuously from the lower end of the partition surface of the long side wall portions 12 and 13 to the tip of the arm 356 extending into the openings 102A-1 and 102A-2.
  • the branch contact portion 354 is provided to be bent from the tip of the arm 356 toward the direction opposite to the insertion direction of the plug (corresponding to the mating connector) 200A (upward, also referred to as the pulling direction).
  • the arm 356 is formed continuously from the other end of the fixed piece 352.
  • the branch contact portion 354 is disposed in the opening portions 102A-1 and 102A-2 via the arm 356 so as to be separated from the components of the surrounding receptacle 200A.
  • the branch contact portion 354 is a pair that bifurcates bifurcated upward from the arm 356 in the direction opposite to the insertion direction of the plug (corresponding to the mating connector) 100 ⁇ / b> A.
  • Branch pieces 3541 and 3542 are branch pieces that are bifurcates bifurcated upward from the arm 356 in the direction opposite to the insertion direction of the plug (corresponding to the mating connector) 100 ⁇ / b> A.
  • the branch pieces 3541 and 3542 extend along the insertion direction of the plug 200A (specifically, the rod-shaped contact portion 252A of the plug contact 250A) and the direction opposite to the insertion direction, and the long side wall portions 211 and 213 extend. It has the torn surfaces 35a and 35b (refer FIG. 25) which mutually oppose in a present direction.
  • the fracture surfaces 35a and 35b are formed, for example, when the receiving contact 350 is formed by processing a part of a conductive plate-like material by cutting out a part of the plate and dividing the branch contact portion 354 into two branches. It is a surface.
  • the branch pieces 3541 and 3542 are elastically deformable in directions away from each other in the opening 102A (102A-1 and 102A-2). Specifically, as shown in FIG. 25, the branch pieces 3541 and 3542 are separated from each other by elastic deformation, that is, the fracture surfaces 35 a and 35 b facing each other of the branch pieces 3541 and 3542 are away from each other. Displace.
  • the direction in which the branch pieces 3541 and 3542 are separated from each other is the longitudinal direction of the receptacle 100A orthogonal to (intersects with) the thickness direction of the long side wall portions 12 and 13, and corresponds to the pitch direction in which the receptacle contacts 350 are disposed.
  • the branch contact portion 354 electrically connects the plug contact 250A (see FIGS. 18 and 19) of the plug 200A inserted between the pair of branch pieces 3541 and 3542 with the pair of branch pieces 3541 and 3542 by elastic deformation. Hold as possible.
  • the branch contact portion 354 includes the rod-shaped contact portion 252A (see FIG. 19) of the plug contact 250A at the fracture surfaces 35a and 35b of the pair of branch pieces 3541 and 3542, thereby the Connect to allow continuity.
  • the holding operation of the rod-shaped contact part 252A by the branch pieces 3541 and 3542 of the branch contact part 354 is performed when the connection positions of the contacts 250A and 350 are positioned by the positioning means (engagement port parts 162A and 163A shown in FIG. 22). Is called.
  • tapers 3541a and 3542a that are lowered toward the branch pieces 3541 and 3542 are attached to the tip portions of the branch pieces 3541 and 3542, that is, the tip portions of the branch contact portions 354.
  • the tapers 3541a and 3542a approach each other in the insertion direction from the tip (upper end).
  • the tip portions of the branch pieces 3541 and 3542 having the tapers 3541a and 3542a constitute hook portions 358 and 359 protruding from the branch pieces 3541 and 3542 toward each other.
  • the hook portions 358 and 359 are hooks that contact with the upper surface (surface opposite to the insertion direction side surface) of the rod-shaped contact portion 252A, specifically, the upper end surface when the rod-shaped contact portion 252A of the plug contact 250A is sandwiched. Surfaces 358a and 359a are provided.
  • the hook surfaces 358a and 359a of the hook portions 358 and 359 cut out portions (lower portions of the hook portions 358 and 359) of the fracture surfaces 35a and 35b of the branch pieces 3541 and 3542, respectively, so as to form hollow portions 35c and 35d. ).
  • arcuate cutout portions (cutout portions) 35c and 35d are formed.
  • the tip portions 358b and 359b of the hook surfaces 358a and 359a are more rod-shaped contact portions 252A than the corners on the upper surface side of the sandwiched rod-shaped contact portions 252A. It is located on the center side.
  • the hook portions 358 and 359 have at least two points, ie, two points from the holding side and two end points (hook ends) 358b and 359b located on the pulling side (upper surface side) with respect to the rod-shaped contact portion 252A. Contact is possible at 4 or more points.
  • the hook surfaces 358a and 359a It is formed so as to make surface contact and improve the pulling force. This makes it difficult for the sandwiched rod-shaped contact portion 252A to come off.
  • the cut-out portions 35c and 35d are smaller than the thickness of the rod-shaped contact portion 252A in the insertion direction, and prevent a decrease in contact force with respect to the rod-shaped contact portion 252A, that is, a decrease in pull-out force.
  • the tip portions 358b and 359b protruding in the opposite directions in the hook portions 358 and 359 are positioned closer to each other than the portions that are not cut out in the fracture surfaces 35a and 35b, and are not cut out.
  • the cross section and the hook surfaces 358a and 359a may be orthogonal to each other. Thereby, if it is the shape where the corner
  • the receptacle contact 350 is integrally formed with the receptacle housing 110A by insert molding.
  • FIG. 26 and FIG. 27 are main part sectional views showing a fitting operation between the receptacle 100A and the plug 200A, and show a series of flows of the fitting operation.
  • FIG. 26 is a diagram mainly showing the fitting of the short-side wall portions of the receptacle 100A and the plug 200A, and is a cross-sectional view corresponding to the cross-sectional view taken along the line FF of FIG. 18B.
  • FIGS. 26B and 26C FIGS.
  • FIG. 26B and 26C show cross-sectional views of the short-side wall portions of the receptacle connector and the plug connector on the left half, and correspond to when the short-side wall portions are fitted to the right half. Indicates the positional relationship of contacts.
  • FIG. 27 is a cross-sectional view of a principal part showing the positional relationship between contacts when the receptacle 100A and the plug 200A are fitted.
  • the engaging convex portions 25b and 26b which are protruding portions of the short side wall portions 25 and 26 spaced apart in the longitudinal direction (left and right direction in the figure) in the plug 200A, are respectively connected to the short sides of the receptacle 100A.
  • the engaging convex portions 25b and 26b are inserted into the engaging port portions 162A and 163A.
  • the taper portions of the engaging convex portions 25b and 26b of the plug 200A move along the upper edges of the short side wall portions 15 and 16 or the upper surface of the projection portion 17 of the central long side wall portion 14, respectively.
  • the plug 200A is displaced to the right with respect to the receptacle 100A.
  • the short-side wall portions 25 and 26 of the plug 200A slide along the projection 17 and the short-side wall portion 16 of the receptacle 100A and are guided to the engagement port portions 162A and 163A. Is done.
  • the plug 200A is suitable for the receptacle 100A in the insertion direction of the contacts 350 and 250 depending on the outer shape of each other. Guide to the connection position.
  • the engagement convex portions 25b and 26b of the short side wall portions 25 and 26 of the plug 200A are inserted into the engagement port portions 162A and 163A of the short side wall portions 15 and 16, respectively. Is done.
  • both the contacts 100A and 200A are connected to each other by the external shape of the contacts 350 and 250 when the receptacle 100A and the plug 200A are fitted. Positioned at the connection position.
  • the plug 200A is inserted into the receptacle 100A in the insertion direction (here, from above).
  • the plug contact 250A (specifically, the rod-shaped contact portion 252A) of the plug 200A is guided between the pair of branch pieces 3541 and 3542 of the branch contact portion 354.
  • the engagement convex portions 25b and 26b described above are guided by the engagement port portions 162A and 163A, and the rod-shaped contact portion 252A slides on the tapers 3541a and 3542a of the branch pieces 3541 and 3542 (see FIG. 25). It depends.
  • the plug contact 250A (bar-shaped contact portion 252A) elastically deforms the branch pieces 3541 and 3542, and Enter.
  • the rod-shaped contact portion 252A is inserted between the pair of branch pieces 3541 and 3542 of the branch contact portion 354, as shown in FIG. 27B, over the hook portions 358 and 359. That is, the rod-shaped contact portion 252A is inserted between the fracture surfaces 35a and 35b facing each other in the pair of branch pieces 3541 and 3542. Accordingly, the pair of branch pieces 3541 and 3542 are displaced in directions away from each other (longitudinal direction and pitch direction).
  • the plug contact 250A (bar-shaped contact portion 252A) slides in the cutout portions 35c and 35d (see FIG. 25) and further moves in the insertion direction, and a pair of branch pieces 3541 and 3542 is obtained. It is inserted to the proximal end between. Accordingly, the rod-shaped contact portion 252A is sandwiched between the fracture surfaces 35a and 35b (see FIG. 25) of the branch pieces 3541 and 3542 by the restoring force of the branch pieces 3541 and 3542.
  • 27C corresponds to the state shown in FIG. 26D, that is, the fitted state.
  • FIG. 28 is a front view of the connector device according to the second embodiment of the present invention in a fitted state
  • FIG. 29 is a cross-sectional view taken along the line HH in FIG. 28, and FIG. It is line sectional drawing.
  • the contacts 250A and 350 are suitably positioned, and the plug 200A (plug housing 210A) is difficult to be removed from the receptacle 100A (receptacle housing 110A).
  • the long side walls 22 and 21 of the plug 200A are inserted into the openings 102A-1 and 102A-2 of the receptacle 100A, respectively. Is done.
  • the convex portion of the central long side wall portion 14 of the receptacle is inserted into the groove portion 23a.
  • the engagement port portions 162A and 163A are formed in the receptacle housing 110A, and the engagement port portions 162A and 163A are the engagement convex portions 25b that are part of the plug 200A. , 26b in the insertion direction to position the connection position between the contacts 250A, 350. Thereby, the connection position of the contacts 250A and 350 is accurately positioned without applying a load.
  • the receptacle contact 350 is provided in the receptacle housing 110A in a bifurcated manner in the direction opposite to the insertion direction of the plug 200A in the openings 102A-1 and 102A-2, and a pair of branches that are elastically deformable in directions away from each other. It has a branch contact portion 354 including pieces 3541 and 3542.
  • the branch contact portion 354 is a biasing force when the rod-shaped contact portion 252A inserted between the pair of branch pieces 3541 and 3542 is elastically deformed and returned when the connection position is positioned by the engagement port portions 162A and 163A. Is held in a conductive manner.
  • the rod-shaped contact portion 252A extends horizontally in the thickness direction of the long side wall portions 12 and 13.
  • the receptacle contact 350 has hook portions 358 and 359 that come into contact with the upper surface of the rod-shaped contact portion 252A (the surface opposite to the surface in the insertion direction) when the rod-shaped contact portion 252A of the plug contact 250A is sandwiched. .
  • the hook portions 358 and 359 are provided at the tips of the pair of branch pieces 3541 and 3542 so as to protrude in directions opposite to each other, and the sandwiched rod-shaped contact portion 252A moves in a direction opposite to the insertion direction (withdrawal direction).
  • the rod-shaped contact portion 252A is brought into contact with the surface on the drawing direction side to restrict its movement.
  • the hook portions 358 and 359 are formed by providing cutout portions 35c and 35d on the fracture surfaces 35a and 35b in the pair of branch pieces 3541 and 3542.
  • the end portions 358b and 359b of the hook surfaces 358a and 359a of the hook portions 358 and 359 are positioned closer to the center of the rod-like contact portion 252A than the corners on the upper surface side of the sandwiched rod-like contact portion 252A.
  • the tip portions 358b and 359b projecting in the opposite directions of the hook portions 358 and 359 are upper surfaces (upper end surfaces) on the central portion side than the left and right side surfaces of the rod-like contact portions 252A sandwiched by the branch pieces 3541 and 3542. Abut and abut.
  • the hook surface 358a, 359a from the drawing direction side that is, the upper surface side
  • the hook surface 358a, 359a from the drawing direction side that is, the upper surface side
  • the fracture surfaces 35a, 35b of the branch pieces 3541, 3542 with respect to the corner portion of the upper surface of the rod-shaped contact portion 252A moving in the drawing direction.
  • tip portions 358b and 359b are in surface contact, that is, caught.
  • the plug contact 250A and the receptacle contact 350 are connected so as to be conductive while making it difficult to remove the sandwiched rod-shaped contact portion 252A.
  • the rod-shaped contact portion 252A of the plug 200A is opposed to the pair of branch pieces 3541, 3542 (fracture surface 35a) branched at the branch contact portion 354 in the direction opposite to the insertion direction. , 35b) to hold in the pitch direction.
  • the configuration of the contact on the side of the plug 200A can be simplified to a shape protruding in a rod shape sandwiched between the pair of branch pieces 3541 and 3542.
  • the protruding length of the protruding portion of the plug corresponding to the insertion depth into the receptacle It is not necessary to secure a predetermined length.
  • a substantially horizontally extending rod-like contact portion 252A inserted from above is sandwiched between a pair of branch pieces 3541 and 3542 that are displaced in a direction orthogonal to the extending direction.
  • the insertion depth on the plug side is ensured, and the engagement force between the contacts, such as securing the deformation region of the receptacle side contact for receiving the plug side contact, is increased.
  • the length b in the insertion direction can be set to be less than a, and the height of the connector device 20 can be reduced. That is, a low profile can be realized.
  • the connector device 20 can achieve a stable electrical connection with a simple configuration, and can achieve a reduction in size and height.
  • the engagement port portions 162A and 163A are disposed so as to be spaced apart from each other between the pair of branch pieces 3541 and 3542 with the openings 102A-1 and 102A-2 interposed therebetween, and the engagement convex portions 25b and 26b of the plug 200A. And engage in the insertion direction.
  • the connection positions of the contacts 250A and 350 can be positioned.
  • both the receptacle 100A and the plug 200A are integrally formed with the contacts 250A and 350 by insert molding with respect to the housing 1102A10.
  • the branch contact portion 354 is disposed at a position floating in the openings 102A-1 and 102A-2, that is, at a position separated from the surrounding components.
  • the branch contact part 354 is provided in the receptacle housing 110 by insert molding, without resin adhering. Therefore, unlike the conventional case, there is no need to manually assemble a contact having a complicated shape such as a bellows in the housing, and productivity can be improved.
  • the branch contact portion 354 is arranged at a position floating in the heel openings 102A-1 and 102A-2, that is, at a position separated from the surrounding components, and bifurcated in a direction opposite to the insertion direction of the plug 200A. It includes a pair of branch pieces 3541 and 3542 that branch off.
  • the plug contacts 250A-1 and 250A-2 are constructed between the long side wall portions 21 and 22 facing the central beam portion 23, respectively, but the central beam portion 23 or the long side wall portions 21 and 22 are provided. It is good also as a cantilever structure which protrudes only from. In this case, the plug contact 250A (250A-1, 250A-2) is supported by the projecting central beam portion 23 or the long side wall portions 21, 22.
  • the contacts 150, 350, 250, 250A in the receptacles 100, 100A and the plugs 200, 200A are inserted between the long side wall portions 12, 13, 21, 22, 211, 212 by insert molding between the contact portions and the leg portions. It is embedded in each long side wall part.
  • the plug contacts 250-1, 250-2, 250A-1, 250A-2 are arranged orthogonally from both side surfaces of the central beam portions 23, 213 in the plug housings 210, 210A, respectively.
  • the present invention is not limited to this. As long as it is a direction that intersects with the insertion direction of the plugs 200 and 200A, and is inserted into the receptacles 100 and 100A and is fitted to the receptacles 100 and 100A, it protrudes in any direction. May be.
  • the present invention is not limited to this, and the receptacles 100 and 100A correspond to the mating connectors.
  • a connector device in which 200 and 200A are associated with the connector may be used.
  • the plug 200 may be provided with a contact including the branch contact portion configured as described above.
  • the receiving contact 150 in the connector device 10 of the first embodiment may be replaced with the receiving contact 350 of the connector device 20 of the second embodiment.
  • a connector device may be configured by replacing the receptacle contact 350 with the receptacle contact 150 of the receptacle 100 of the first embodiment.
  • the connector device 10 according to the first embodiment can also achieve the same effect as the effect of the receipt contact 350 described in the second embodiment.
  • the receptacle connector and connector device according to the present invention are useful as a connector for electrically connecting substrates.

Landscapes

  • Coupling Device And Connection With Printed Circuit (AREA)

Abstract

Le logement côté réceptacle (110) d'un connecteur (100) comporte une ouverture (102) dans laquelle le contact (250) d'une fiche (200) est inséré, et un contact (150) se connectant au contact (250) de la fiche est disposé dans l'ouverture (102). Le logement côté réceptacle (110) comporte des orifices d'engagement (162, 163) dans lesquels les parties saillantes (215b) de la fiche (200) pénètrent de façon à déterminer la position de connexion entre les contacts (150, 250). Le contact (150) comporte une section branche (154) comprenant une paire de sections branches séparées placées dans l'ouverture (102) et orientées à l'opposé du sens d'insertion de la fiche (200). Lorsque la position de connexion entre les contacts a été déterminée, la section branche (154) est déformée élastiquement et est en prise avec le contact (250) de la fiche de manière électroconductrice, le contact (250) étant inséré entre la paire de sections branches.
PCT/JP2014/005749 2013-11-15 2014-11-14 Connecteur et dispositif pourvu de ce connecteur WO2015072153A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2013237312 2013-11-15
JP2013-237312 2013-11-15
JP2014201996A JP2015118918A (ja) 2013-11-15 2014-09-30 コネクタ及びこれを備えるコネクタ装置
JP2014-201996 2014-09-30

Publications (1)

Publication Number Publication Date
WO2015072153A1 true WO2015072153A1 (fr) 2015-05-21

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JP (1) JP2015118918A (fr)
TW (1) TW201524012A (fr)
WO (1) WO2015072153A1 (fr)

Families Citing this family (3)

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Publication number Priority date Publication date Assignee Title
KR102627807B1 (ko) * 2016-07-11 2024-01-19 엘에스엠트론 주식회사 기판 커넥터
JP6761736B2 (ja) * 2016-11-11 2020-09-30 日本航空電子工業株式会社 コネクタ
TWM578889U (zh) * 2019-01-15 2019-06-01 唐虞企業股份有限公司 Connector assembly

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000067956A (ja) * 1998-08-24 2000-03-03 Fujitsu Takamisawa Component Ltd プラグ、ジャック、及びコネクタ装置
JP2002100443A (ja) * 2000-09-20 2002-04-05 Auto Network Gijutsu Kenkyusho:Kk 基板用コネクタ

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000067956A (ja) * 1998-08-24 2000-03-03 Fujitsu Takamisawa Component Ltd プラグ、ジャック、及びコネクタ装置
JP2002100443A (ja) * 2000-09-20 2002-04-05 Auto Network Gijutsu Kenkyusho:Kk 基板用コネクタ

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TW201524012A (zh) 2015-06-16

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