CN105305165A - Electric connector for circuit board - Google Patents

Abstract

The present invention provides an electric connector for a circuit board. The electric connector for a circuit board can make mutual locking of connectors become reliable. A shell (10) is arranged at one end of at least one party and maintains two locking pieces (40) at the adjacent positions in the width direction for the connectors which are right angle relative to the arranging direction; metal plate parts are bent into the locking pieces (40); each locking piece (40) is provided with a base part (41) which is parallel to the mounting surface of the circuit board, pins (42, 43) which extend toward the circuit board side from the two ends in the width direction of the connector for the base part (41), and an end locking part (47) which is arranged on the edge part of the base part (41); and the pins (42, 43) are fixed on at least one of the circuit board and the shell (10).

Description

Circuit board electric connector

Technical field

The present invention relates to and be a kind ofly configured on the installed surface of circuit board, using the direction rectangular relative to this installed surface as connector plugging direction, and for the circuit board electric connector of object connector plugging, particularly relate to and a kind of there is the circuit board electric connector can extracting lock piece direction being carried out locking relative to object connector at connector.

Background technology

As this circuit board electric connector, such as, be known to the socket connector described in patent documentation 1.In patent documentation 1, socket connector possesses: have the pair of sidewalls that extended by the long side direction (terminal board column direction described later) along connector and the shell of the perisporium that forms along the pair of end walls that the short side direction (connector Width) rectangular relative to sidewall extends, be arranged multiple terminal of maintenance and be installed on the shield member of this perisporium as terminal board column direction at the sidewall of this shell using above-mentioned long side direction.This shield member has the long a pair limit shield member extended along sidewall and the pair of short edges shield member extended along end wall, this long limit shield member and this minor face shield member, mutually each other at ends contact, are installed on the perisporium of shell as a whole with being formed as frame-shaped.Be provided with for carrying out the lock part (plate spring part described later) of locking with pin connector (object connector) at above-mentioned minor face shield member.

Metal plate component flexing is made into by above-mentioned minor face shield member, and have: the upper surface part that the upper surface along the end wall of shell extends throughout the whole region of connector Width, from the sheet that hangs down that the edge, outside (being positioned at the edge in outside at terminal board column direction) of this upper surface part extended along connector Width extends downwards, from two plate spring part (lock part) that the edge, inner side (being positioned at the edge of inner side at terminal board column direction) of above-mentioned upper surface part extends downwards, and from the side surface part that the both ends the connector Width of above-mentioned upper surface part extend downwards.Above-mentioned plate spring part flexing is formed as outstanding inside terminal board column direction for extracting at connector the contact protuberance that direction carries out engaging with the claw as corresponding lock part being arranged at pin connector.

Above-mentioned minor face shield member is by being formed at the end wall of shell and the groove portion of sidewall respectively by hang down sheet and side surface part press-in and being installed in shell.In addition, this minor face shield member afterbody be formed at the connecting end portion of lower end of side surface part by being fixedly welded on the installed surface of circuit board, wherein, the middle position of afterbody on connector Width extends outside terminal board column direction from the lower edge of the sheet that hangs down.

Patent documentation 1: Japanese Unexamined Patent Publication 2008-243703 publication

In patent documentation 1, using when extracting as the pin connector of object connector from socket connector, the claw (corresponding lock part) of this pin connector is extracted direction (top) with the contact protuberance (lock part) of the minor face shield member of this socket connector at connector and is above engaged, its result, the upper surface part for above-mentioned minor face shield member also acts on external force upward.Because the upper surface part of above-mentioned minor face shield member is formed with the longer size throughout the whole region of connector Width, if so bear above-mentioned external force, then above-mentioned upper surface part is easily with the mode deflection deformation of convex curvature upward.There is the worry of damage causing lock part coming off unintentionally each other, minor face shield member itself in the deflection deformation of such upper surface part.

In addition, in the minor face shield member of patent documentation 1, by the afterbody of the middle position be arranged on connector Width is fixed on circuit board, overcome the deflection deformation of above-mentioned upper surface part.But, this means to produce the larger stress corresponding with the power overcoming above-mentioned deflection deformation at this afterbody.

Summary of the invention

The present invention, in view of such situation, provides a kind of connector locking each other that can make to become reliable circuit board electric connector.

Circuit board electric connector involved in the present invention is a kind ofly be configured on the installed surface of circuit board, using the direction rectangular relative to this installed surface as connector plugging direction, and for the circuit board electric connector of object connector plugging, this circuit board electricity consumption connector has the terminal and lock piece that are arranged as orientation using a direction parallel relative to above-mentioned installed surface; Arrange with carrying out this terminal and lock piece the shell kept, lock piece is held in the end of the shell in above-mentioned orientation, and can to extract on direction at connector relative to object connector and carry out locking.

First technical scheme

In the first technical scheme, the feature of this circuit board electric connector is, shell adjoining position in the above-mentioned end of at least one party and on the connector Width rectangular relative to above-mentioned orientation keeps two lock pieces, metal plate component flexing is made lock piece, this lock piece has the base portion formed by the plate portion parallel relative to above-mentioned installed surface, from the both ends the connector Width of this base portion respectively towards the foot that board side extends, and be arranged at the end lock part of edge of above-mentioned base portion, the at least one party of circuit board and shell is fixed in above-mentioned foot.

Second technical scheme

In addition, in the second technical scheme, the feature of this circuit board electric connector is, shell adjoining position in the above-mentioned end of at least one party and on the connector Width rectangular relative to above-mentioned orientation keeps two lock pieces, metal plate component flexing is made lock piece, this lock piece has the base portion formed by the plate portion parallel relative to above-mentioned installed surface, from the edge of the end of at least one party the connector Width of this base portion and this base portion respectively towards the foot that board side extends, and be arranged at the end lock part of the foot extended from the edge of above-mentioned base portion, the at least one party of circuit board and shell is fixed in above-mentioned foot.

In the first technical scheme and the second technical scheme, each end in the above-mentioned orientation of shell and on connector Width adjoining position two lock pieces are kept.Therefore, compared with the whole region of connector Width throughout shell is provided with the situation of a lock piece, the size of each lock piece on connector Width diminishes.In other words, the base portion of lock piece shortens on connector Width, and brachium when this means the deflection deformation of base portion shortens.Therefore, even if the end lock part of the corresponding lock part and lock piece that are arranged at object connector engages, and have the external force of extracting direction towards connector to the base portion effect of this lock piece, this base portion is also not easy deflection deformation on thickness of slab direction.In addition, as mentioned above, if the brachium of this base portion during deflection deformation of base portion shortens, then the stress produced in the foot be fixed diminishes.Its result, reliably can maintain lock part locking state each other.

In the first technical scheme and the second technical scheme, each lock piece also can have the fixed part extended from the end of the board side being positioned at least one foot, and this fixed part is fixed on the installed surface of circuit board.Like this, by arranging fixation portions at lock piece, can fixation portions be ensured relative to the erection space of installed surface comparatively large, thus lock piece reliably can be fixed on circuit board.

In the first technical scheme and the second technical scheme, the foot that the end that each lock piece also can have the outside from the connector Width being positioned at base portion extends, and be formed with side lock part in the plate face of this foot.Like this, except end lock part, be also provided with side lock part, thus the burden of end lock part can be reduced, and then the deflection deformation of base portion can be prevented more reliably.In addition, under jogged state of connector, can overcome mainly through end lock part the withdrawal force making object connector in above-mentioned orientation surface thereof, and can overcome mainly through side lock part the withdrawal force making object connector in connector Width surface thereof.Its result, can prevent coming off unintentionally of connector more reliably.

In the first technical scheme and the second technical scheme, each lock piece also can have the foot of the end extension in the outside from the connector Width being positioned at base portion and be positioned at inner side in orientation and the side plate arranged with lining up with this foot compared with this foot, and is formed with side lock part in the plate face of this side plate.In addition, in the first technical scheme and the second technical scheme, the foot that the end that each lock piece also can have the outside from the connector Width being positioned at base portion extends, be positioned at inner side and the side plate arranged with lining up with this foot and the side lock part arranged with extending from this side plate along connector Width in orientation compared with this foot.

In the first technical scheme and the second technical scheme, lock piece also can be formed with the locking guide surface for being guided to the lock position with above-mentioned lock piece locking by the corresponding lock part being arranged at object connector, this locking guide surface is given prominence to than the surface of shell, or forms same level with this surface.

The situation that shell is made up of resin etc. is more, and usual strength ratio lock piece is low.As mentioned above, above-mentioned locking guide surface is given prominence to than the surface of shell, or form same level with this surface, thus be fitted together in process at connector, the locking guide surface sliding contact of the corresponding lock part of object connector and the higher lock piece of intensity and directed to above-mentioned lock position.Therefore, above-mentioned corresponding lock part can not with shell sliding contact, therefore, it is possible to avoid the damage of this shell.

In the present invention, shell also can carry out arrangement to multiple terminal and keep in orientation, multiple terminal has signal terminal and in above-mentioned orientation, is positioned at the power supply terminal in outside of this signal terminal, and lock piece is positioned at the outside of above-mentioned power supply terminal in above-mentioned orientation.

In circuit board electric connector of the present invention, because two lock pieces are arranged on connector Width with arranging, so compared with the whole region of connector Width throughout shell is provided with the situation of a lock piece, the size of each lock piece on connector Width diminishes.Therefore, the base portion of lock piece is difficult to flexure on thickness of slab direction, and the stress produced in the foot be fixed diminishes, therefore, it is possible to reliably maintain connector lockup state each other.

Accompanying drawing explanation

Fig. 1 is the stereogram of socket connector involved by the first execution mode of the present invention and the pin connector being embedded in this socket connector from top, and show connector be fitted together to before state.

Fig. 2 (A) is the sectional block diagram of the pin connector on the face rectangular relative to the orientation of the socket connector of Fig. 1, Fig. 2 (B) is the sectional block diagram of the socket connector on the face rectangular relative to the orientation of the pin connector of Fig. 1, and the section respectively illustrated on orientation middle position, show the state eliminating shell in left side, show the lock piece kept by this right-hand part at the lower position of right-hand part.

Fig. 3 (A) makes the pin connector of Fig. 1 reverse the stereogram represented up and down, and Fig. 3 (B) is the stereogram that the shell of the pin connector omitting Fig. 3 (A) represents.

Fig. 4 is relative to the cutaway view on the socket connector of Fig. 1 and the rectangular face of the orientation of pin connector, and show the section of the position of signal terminal, Fig. 4 (A) show connector be fitted together to before state, Fig. 4 (B) shows jogged state of connector.

Fig. 5 is relative to the cutaway view on the socket connector of Fig. 1 and the rectangular face of the orientation of pin connector, and show the section of the position of lock piece, Fig. 5 (A) show connector be fitted together to before state, Fig. 5 (B) shows jogged state of connector.

Fig. 6 is relative to the cutaway view on the socket connector of Fig. 1 and the rectangular face of the connector Width of pin connector, and show the section of connector Width central position, Fig. 6 (A) show connector be fitted together to before state, Fig. 6 (B) shows jogged state of connector.

Fig. 7 is the stereogram of socket connector involved by the second execution mode of the present invention and the pin connector being embedded in this socket connector from top, and show connector be fitted together to before state.

Fig. 8 (A) is the sectional block diagram of the pin connector on the face rectangular relative to the orientation of the socket connector of Fig. 7, Fig. 8 (B) is the sectional block diagram of the socket connector on the face rectangular relative to the orientation of the pin connector of Fig. 7, and respectively illustrate the section of orientation central position, show the state eliminating shell in left side, show the lock piece kept by this right-hand part at the lower position of right-hand part.

Fig. 9 (A) makes the pin connector of Fig. 7 reverse the stereogram represented up and down, and Fig. 9 (B) is the stereogram that the shell of the pin connector omitting Fig. 9 (A) represents.

Figure 10 is relative to the cutaway view on the socket connector of Fig. 7 and the rectangular face of the connector Width of pin connector, and show the section of connector Width central position, Figure 10 (A) show connector be fitted together to before state, Figure 10 (B) shows jogged state of connector.

Description of reference numerals: 1,101 ... socket connector; 2,102 ... pin connector; 10,110 ... shell; 20,120 ... receptacle signal terminal; 30,130 ... socket power terminal; 40,140 ... socket lock stop member; 41,141 ... base portion; 42 ... inboard legs; 70,170 ... plug latch stop member; 71,171 ... base portion 72,172 ... inboard legs; 73,173 ... outside foot; 73A, 173A ... side is by lock part; 73B, 173B ... side locking guide surface; 74,174 ... side plate; 74A, 174A ... side is by lock part; 43,143 ... outside foot; 46,146 ... fixed part; 47,147 ... end lock part; 47A ... end locking guide surface; 48,148 ... side lock part; 48A, 148A ... side locking guide surface; 44,144 ... side plate; 50,150 ... shell; 60,160 ... header signal terminal; 74B, 174B ... side locking guide surface; 79,179 ... end is by lock part; 79A ... end locking guide surface; 140A ... locking foot; 140A-1 ... end locking guide surface; 140B ... fixed part; 170A ... locking foot; 170A-1 ... end locking guide surface.

Embodiment

Below, based on accompanying drawing, embodiments of the present invention are described.

First execution mode

Fig. 1 is the stereogram of socket connector involved by the first execution mode of the present invention and the pin connector as object connector being embedded in this socket connector from top, and show connector be fitted together to before state.The socket connector 1 of present embodiment and pin connector 2 are configured in the circuit board electric connector on the installed surface of different circuit boards (not shown) respectively, and form the connector assembly being plug orientation with the direction (above-below direction in Fig. 1) rectangular relative to the installed surface of each circuit board.In the present embodiment, using pin connector 2 relative to socket connector 1 chimeric direction, namely make the direction of pin connector 2 movement downward as " connector is fitted together to direction " in FIG, the direction upward in its rightabout, i.e. Fig. 1 is described as " direction extracted by connector ".In addition, as object connector socket connector 1 relative to pin connector 2 chimeric direction and extract the rightabout that direction becomes " connector is fitted together to direction " and " direction extracted by connector " of above-mentioned pin connector 2 respectively.

The structure of socket connector 1

As can be observed in FIG, socket connector 1 has: form the shell 10 of roughly cuboid profile, shaping and be arranged the multiple receptacle signal terminals 20, socket power terminal 30 and the socket lock stop member 40 that are held in this shell 10 using the long side direction of the shell 10 parallel relative to above-mentioned installed surface as orientation and by integration mold.Below, when not needing to distinguish receptacle signal terminal 20 especially with socket power terminal 30, these terminals are generically and collectively referred to as " female terminal 20,30 ".In addition, for " arrangement " of above-mentioned orientation, when observing from the short side direction of shell 10, as long as female terminal 20,30 and socket lock stop member 40 are arranged at positions mutually different on above-mentioned long side direction, do not require that female terminal 20,30 and socket lock stop member 40 are arranged at same position when observing from this long side direction.

As can be observed in FIG, in the central environs of the shell 10 of receptacle signal terminal 20 in above-mentioned orientation, be set to two row symmetrically on connector Width, be arranged with two at each row.Socket power terminal 30 relative to the receptacle signal terminal 20 in above-mentioned orientation arrangement scope and be arranged at the outer fix of receptacle signal terminal 20 both sides.In addition, socket lock stop member 40 relative to the female terminal 20,30 in above-mentioned orientation arrangement scope and be arranged at the end of shell 10 in the outer fix of female terminal 20,30 both sides.Below, for shell 10, the part in the outside of the arrangement scope of the female terminal 20,30 in above-mentioned orientation is called " end ".Socket connector 1 is installed on circuit board with the posture configuration shown in Fig. 1.

As can be observed in FIG, shell 10 is made up of electrical insulating materials such as resins, and has: have the bottom surface parallel relative to the installed surface of the circuit board (not shown) as mounting object face and the diapire 11 extended using above-mentioned orientation as long side direction (with reference to Fig. 2 (B)), to extend along above-mentioned orientation and the prominent wall 12 erected upward from diapire 11 and erect from diapire 11 and surround the perisporium 13 of wall 12 of dashing forward.This perisporium 13 has mutually opposing and two sidewalls 14 extended along above-mentioned orientation and by two end walls 15 that are connected to each other for the end of these two sidewalls 14 and that extend along the connector Width (short side direction of shell 10) rectangular relative to above-mentioned orientation.Between perisporium 13 and prominent wall 12, the space of the rectangular ring of opening forms the receiving portion 16 of the fitting portion for accepting pin connector 2 upward.

The middle position of diapire 11 on connector Width and the end position in above-mentioned orientation are formed with the end recess 11A from bottom surface depression.Prominent wall 12 with from side (face rectangular relative to the connector Width) depression of prominent wall 12 and with the receptacle signal terminal 20 corresponding position of the mode extended along the vertical direction in above-mentioned orientation has been formed through signal end pilot trench portion 12A, and has been formed through power end pilot trench portion 12B (with reference to Fig. 4 (A), Fig. 4 (B)) in the position corresponding with socket power terminal 30.Below, when not needing to distinguish especially, signal end pilot trench portion 12A and power end pilot trench portion 12B is generically and collectively referred to as " terminal groove portion 12A, 12B ".Terminal groove portion 12A, 12B accommodate the elastic arm described later 22,32 being formed at female terminal 20,30 respectively.As can be observed in FIG, it is larger than signal end pilot trench portion that power end pilot trench portion 12B is formed as groove width size (size in above-mentioned orientation).

As can be observed in FIG, the end that shell 10 is formed as in above-mentioned orientation is higher than the part of the arrangement scope of female terminal 20,30.The side guide surface 14A more tilted inside connector Width is formed downwards on the top of the inner surface (being positioned at the face of receiving portion 16 side) of sidewall 14.This side guide surface 14A is fitted together in process at connector, and pin connector 2 guides by connector Width in receiving portion 16.In addition, be formed with the side recess 14B caved in from this medial surface at the lower position of the side lock part 48 of the socket lock stop member 40 described later of the inner surface of this sidewall 14, this side recess 14B accepts the side of plug latch stop member 70 by lock part 73A (with reference to Fig. 4 (B)) under jogged state of connector.

The end guide surface 15A more tilted inside orientation is formed downwards on the top of the inner surface (being positioned at the face of receiving portion 16 side) of end wall 15.As can be observed in FIG, the upper limb of this end guide surface 15A and lower edge are positioned at the height identical with the upper limb of side guide surface 14A and lower edge.This end guide surface 15A is fitted together in process at connector, and pin connector 2 guides by above-mentioned orientation in receiving portion 16.In addition, be formed with at the end of the plug latch stop member 70 described later of the inner surface of this end wall 15 the end recess 15B caved in from this inner surface by the lower position of lock part 79, this end recess 15B accepts the end of plug latch stop member 70 by lock part 79 (with reference to Fig. 6 (B)) under jogged state of connector.

Fig. 2 (A) is the sectional stereogram of the pin connector 2 on the face rectangular relative to the orientation of the socket connector 1 of Fig. 1, and Fig. 2 (B) is the sectional stereogram of the socket connector 1 on the face rectangular relative to the orientation of the pin connector 2 of Fig. 1.In this Fig. 2 (A), Fig. 2 (B), show the section of above-mentioned orientation central position, show the state eliminating shell in left side, show the lock piece kept by this right-hand part at the lower position of right-hand part.In addition, in the left side of Fig. 2 (A), Fig. 2 (B), for convenience of explanation, compared to Figure 1 illustrate in the mode at the interval of amplifying terminal interval each other and terminal and lock piece.

Below, based on Fig. 1 and Fig. 2 (B), the structure of receptacle signal terminal 20, socket power terminal 30 and socket lock stop member 40 is described.By the metallic plate silver of band shape flexing and make receptacle signal terminal 20 on thickness of slab direction, this receptacle signal terminal 20 has: along the diapire 11 of shell and the basal part 21 extended along connector Width, the elastic arm 22 extended upward from the end of prominent wall 12 side of this basal part 21, the inverted U-shaped maintained portion 23 of turning back downward after extending upward in the end of sidewall 14 side of basal part 21 and the connecting portion 24 extended outside connector Width from the lower end of this maintained portion 23.

Basal part 21 extends throughout the scope comprising receiving portion 16 on connector Width, and is held in diapire 11 (also with reference to Fig. 4 (A)) by integration mold is shaping.In addition, the upper surface of this basal part 21 exposes in receiving portion 16.Elastic arm 22 is contained in the signal end pilot trench portion 12A of prominent wall 12, and can in its thickness of slab direction (connector Width) upper elastic displacement.The contact teat 22A be formed as contacting with the header signal terminal 60 of pin connector 2 described later towards sidewall 14 convex curvature as the upper end side part of free end side of this elastic arm 22.The curved top portion of the contact teat 22A of elastic arm 22 is given prominence to from the signal end pilot trench portion 12A of shell 10 in a free state and is positioned at receiving portion 16 (with reference to Fig. 5 (A)).

Maintained portion 23 has: the inner side arm 23A extended upward from the end of sidewall 14 side of basal part 21 along the inner surface of this sidewall 14, from the upper end of arm 23A inside this continuously and at the transition part 23B more turned back downward by connector Width outer fix than arm 23A inside this and the outside arm 23C extended downward via this transition part 23B, maintained portion 23 is held in sidewall 14 by integration mold is shaping.

Inner side arm 23A exposes in receiving portion 16, and is formed with the locking teat 23A-1 of the overshooting shape given prominence to towards prominent wall 12 side in the mode that neighbouring position is at its upper end opposed with contacting teat 22A.This locking teat 23A-1 is such as formed by punch process etc., and its width dimensions (size in above-mentioned orientation) is less than the width dimensions of inner side arm 23A.This locking teat 23A-1 being engaged by locking stage portion 61A-1 by the header signal terminal 60 with pin connector 2 described later, maintain jogged state of connector and prevent the disengaging of connector, and by contacting when being engaged by locking stage portion 61A-1 with this and conducting with it, also play the effect of auxiliary above-mentioned contact teat 22A.

Transition part 23B convex curvature upward, the upper surface of this transition part 23B exposes from sidewall 14.Outside arm 23C does not expose from sidewall 14 and buries underground and be held in (also with reference to Fig. 4 (A)) in this sidewall 14.As can be observed well in Fig. 2 (B), outside this, the width dimensions (size in above-mentioned orientation) of the bottom of arm 23C is less than the width dimensions on top.

Connecting portion 24 is in the height and position identical with basal part 21 linearly extension outside connector Width from the lower end of outside arm 23C, and free end side part is to shell extension.This connecting portion 24 is welded to connect the corresponding circuits portion in circuit board.

In the present embodiment, for socket power terminal 30, mark the Reference numeral that the Reference numeral in this receptacle signal terminal 20 be with the addition of to " 10 " in the part corresponding with each several part of receptacle signal terminal 20.This socket power terminal 30 forms the shape of the width dimensions (size in above-mentioned orientation) amplifying previously described receptacle signal terminal 20 entirety.In addition, the inner side arm 33A of socket power terminal 30 along this inside the Width arrangement of arm 33A be formed with two locking teat 33A-1.

In addition, arm 33A in inner side is formed for being arranged at the side locking guide surface 33A-2 guided to the lock position with locking teat 33A-1 locking by lock part 74A as the side of corresponding lock part of plug latch stop member 70 described later at the sweep (being positioned at the part more closer to the top than above-mentioned two locking teat 33A-1) of upper end side.The surface on the top of the sidewall 14 of this side locking guide surface 33A-2 and shell 10 be combined with each other and forms a flexure plane.In other words, the mode that side locking guide surface 33A-2 forms same level with the surface on the top with sidewall 14 is exposed.

As can be observed well in Fig. 2 (B), each end of the shell 10 of socket lock stop member 40 in above-mentioned orientation is respectively provided with two.Specifically, two socket lock stop members 40 to adjoin in symmetrical posture on this connector Width in each end of shell 10.

As can be observed in Fig. 2 (B), by metal plate component flexing and make socket lock stop member 40 on thickness of slab direction, this socket lock stop member 40 has: the base portion 41 extended along connector Width, from the inboard legs 42 that the end inside the connector Width of this base portion 41 extends downwards, from the outside foot 43 that the end outside the connector Width of base portion 41 extends downwards, be positioned at than foot outside this 43 more by the side plate 44 inside above-mentioned orientation, to extend and by linking part 45 connected to each other for the bottom of outside foot 43 and side plate 44 along above-mentioned orientation, from outside foot 43, the fixed part 46 that the lower edge of linking part 45 and side plate 44 extends outside connector Width, be arranged at the end lock part 47 of the edge of base portion 41, and be arranged at the side lock part 48 of upper limb of side plate 44.

Like this, in the present embodiment, except end lock part 47, also be provided with side lock part 48, thus under jogged state of connector, can overcome mainly through end lock part 47 withdrawal force making pin connector 2 in above-mentioned orientation surface thereof, and can overcome mainly through side lock part 48 withdrawal force making pin connector 2 in connector Width surface thereof.Its result, can prevent connector 1,2 disengaging unintentionally each other more reliably.In addition, when connector 1,2 withdrawal force unintentionally each other can be overcome fully by means of only end lock part 47, without the need to arranging side lock part 48.

Base portion 41 is formed by the plate portion parallel relative to the installed surface of circuit board, and extends from the position of sidewall 14 throughout the middle position to end wall 15 on connector Width.As can be observed in Fig. 1 and Fig. 2 (B), the height and position of base portion 41 on the above-below direction of the end wall 15 of shell 10 and near the lower edge of end guide surface 15A is embedded in this end wall 15.

Inboard legs 42 extends to the height and position identical with the bottom surface of diapire 11, and is buried underground by the part except its bottom and be held in end wall 15.The bottom of this inboard legs 42 is given prominence to from end recess 11A, and by being welded to connect the corresponding portion being fixed on circuit board.In addition, this inboard legs 42 is the stage portion 42A of step-like depression in the centre position be formed in the vertical direction, plate face of the side deviated from outside foot 43.When shaping with shell 10 integration mold, resin flows into this stage portion 42A and solidifies at this stage portion 42A, thus can reliably prevent inboard legs 42 from departing from from shell 10.

With outside arm 23C, 33C of female terminal 20, the 30 identical position of outside foot 43 on connector Width extends to the height and position identical with the bottom surface of diapire 11.With outside arm 23C, 33C of female terminal 20, the 30 identical position of side plate 44 also on connector Width, namely identical with outside foot 43 position extend to the height and position identical with the bottom surface of diapire 11.Linking part 45 to extend and by connected to each other for the opposed edge of the bottom of outside foot 43 and side plate 44 along above-mentioned orientation.Outside foot 43, side plate 44 and linking part 45 in the plate portion forming a tabular surface parallel relative to the side of sidewall 14, and are buried underground by the part except its bottom and are held in sidewall 14.

Fixed part 46 in above-mentioned orientation and in lateral crus portion 43, the lower edge of side plate 44 and linking part 45 extended outside connector Width by flexing, and at its lower surface by being welded to connect the corresponding portion being fixed on circuit board.The fixed part 46 extended outside connector Width is set like this, thus can fixed part 46 is ensured relative to the erection space of the installed surface of circuit board comparatively large, and then lock piece 40 reliably can be fixed on circuit board.

In addition, in the present embodiment, extend to the whole region of the scope of the outside foot 43 of fixed part 46 in above-mentioned orientation, side plate 44 and linking part 45, but if sufficient constant intensity can be guaranteed, then fixed part is not necessarily formed at the whole region of above-mentioned scope, can be formed at a part for this scope yet.Now, improving this point of locking intensity in end lock part 47, be preferably formed in the scope comprising outside foot 43 in above-mentioned orientation, in addition, improving this point of locking intensity in side lock part 48, be preferably formed in the scope comprising side plate 44 in above-mentioned orientation.In addition, in the present embodiment, fixed part 46 is formed as extending outside connector Width, but in addition, also can be formed as extending inside connector Width.

In the present embodiment, the fixed part 46 extended along connector Width is set to extend from the lower end of the outside foot 43 inboard legs 42 and outside foot 43, but also can to substitute outside this foot 43 or with this outside foot 43 be together formed with the fixed part extended from the lower end of inboard legs 42.Now, fixed part can be inside connector Width from the direction that the lower end of inboard legs 42 extends and any one of outside.

End lock part 47 is arranged at the connector Width centre position being positioned at the edge, inner side of receiving portion 16 side in the edge, both sides that the connector Width along base portion 41 extends.This end lock part 47 is formed as from edge, above-mentioned inner side flexing downward, as can be observed in Fig. 1 and Fig. 2 (B), the height and position near the lower edge of the end guide surface 15A of end wall 15 exposes from the inner surface of this end wall 15 and is positioned at receiving portion 16.For this end lock part 47, under the state chimeric with pin connector, the lower surface (plane of disruption) of this end lock part 47 is positioned at and can be carried out relative to the end of plug latch stop member 70 described later the position that engages up by lock part 79, thus is extracted direction on mutual locking (with reference to Fig. 6 (B)) by lock part 79 at connector with this end as corresponding lock part.

In addition, lock part 47 is held to be formed with the end locking guide surface 47A for being guided to the lock position with end lock part 47 locking by lock part 79 by the end of plug latch stop member 70 at the sweep of upper end side.As can be observed in Fig. 1 and Fig. 2 (B), this end locking guide surface 47A is from the end guide surface 15A of end wall 15 outstanding (also with reference to Fig. 6 (A)).

Side lock part 48 is formed as having the width dimensions (size above-mentioned orientation in) identical with side plate 44, and the position inside connector Width is with the mode flexing of turning back downward from the upper limb of this side plate 44.As can be observed in Fig. 1 and Fig. 2 (B), this side lock part 48 exposes from the inner surface of the sidewall 14 of shell 10 at the height and position identical with end lock part 47 and is positioned at receiving portion 16.For this side lock part 48, under the state chimeric with pin connector 2, the lower surface (plane of disruption) of this side lock part 48 is positioned at and can be carried out relative to the side of plug latch stop member 70 position that engages up by lock part 73A, thus is extracted direction on mutual locking (with reference to Fig. 5 (B)) by lock part 73A at connector with this side as corresponding lock part.

In addition, side lock part 48 is formed with side locking guide surface 48A for being guided to the lock position with side lock part 48 locking by lock part 73A the side of plug latch stop member 70 at the sweep of upper end side.As can be observed in Fig. 1 and Fig. 2 (B), this side locking guide surface 48A is from the side guide surface 14A of sidewall 14 outstanding (also with reference to Fig. 5 (A)).

The structure of pin connector 2

Next, be described based on Fig. 1 ~ Fig. 3 (A), Fig. 3 (B) structure to pin connector 2.Fig. 3 (A) makes the pin connector about 2 of Fig. 1 reverse the stereogram represented, Fig. 3 (B) is the stereogram that the shell 50 of the pin connector 2 omitting Fig. 3 (A) represents.Pin connector 2 has the fitting portion (with reference to Fig. 3 (A)) of the frame-shaped of the receiving portion 16 of applicable socket connector 1, and this fitting portion embeds in receiving portion 16, thus connector 1,2 is fitted connection each other.Pin connector 2 has: form the shell 50 of roughly cuboid profile, shaping and be arranged the multiple header signal terminal 60 and plug latch stop member 70 that are held in this shell 50 as orientation and by integration mold using the long side direction of the shell 50 parallel relative to the installed surface of circuit board (not shown).

Shell 50 is made up of electrical insulating materials such as resins, as can be observed in FIG, have: there is the bottom surface parallel relative to the installed surface of the circuit board (not shown) as mounting object face and the diapire 51 extended using above-mentioned orientation as long side direction and from this diapire 51 (among Fig. 3 (A) for top) perisporium 53 as fitting portion of erecting downwards.This perisporium 53 has mutually opposing and two sidewalls 54 extended along orientation and by two end walls 55 that are connected to each other for the end of these two sidewalls 54 and that extend along the connector Width (short side direction of shell 50) rectangular relative to above-mentioned orientation.Surrounded by perisporium 53 and form the receiving portion 56 (with reference to Fig. 3 (A)) of the prominent wall 12 for accepting socket connector 1 to the space of below (in Fig. 3 (A) for the top) opening in Fig. 1.

As can be observed in FIG, the middle position of diapire 51 on connector Width and the end position in above-mentioned orientation are formed with the end recess 51A from bottom surface depression.In addition, as can be observed in FIG, end wall 55 outer surface with plug latch stop member 70 described later end by the top position of lock part 79 (in Fig. 3 (A) for lower position) from the mode of above-mentioned outer surface depressions be formed end lock part 47 for accepting socket lock stop member 40 under jogged state of connector by locking recess 55A.

By the metallic plate silver of band shape flexing and make header signal terminal 60 on thickness of slab direction, header signal terminal 60 two row symmetrically on connector Width, and this shell 50 is held under the state arranged along the long side direction of this shell 50.As can be observed well in Fig. 2 (A) and Fig. 3 (B), this header signal terminal 60 has: be held in the U-shaped portion 61 of the U-shaped of sidewall 54 and extend outside connector Width from the upper end (lower end of Fig. 3 (B)) of Fig. 2 (A) of the arm (inner side arm 61C described later) being arranged in receiving portion 56 side one side two arms in this U-shaped portion 61 and be connected to the connecting portion 62 in the corresponding circuits portion of circuit board.As can be observed well in fig. 2, header signal terminal 60 in U-shaped portion 61 by shaping with the integration mold of shell 50 and be kept.

U-shaped portion 61 is under jogged state of connector, charge into part between the elastic arm 22 of the receptacle signal terminal 20 of socket connector 1 and inner side arm 23A (with reference to Fig. 4 (B)), and be embedded in this sidewall 54 (also with reference to Fig. 4 (A), Fig. 4 (B)) in the mode that (top in Fig. 3 (A)) from below crosses over sidewall 54.As can be observed well in Fig. 4 (A), Fig. 4 (B), this U-shaped portion 61 has: the outside arm 61A that the downwardly side along sidewall 54 extends, the transition part 61B turned back upward at connector Width inner side from the lower end of arm 61A outside this and the inner side arm 61C extended upward via this transition part 61B.The size of U-shaped portion 61 on connector Width than the contact teat 22A of female terminal 20 and the interval of locking teat 23A-1 slightly large.

The plate face of the outside arm 61A in U-shaped portion 61 is exposed from the outer surface of sidewall 54, and the plate face that this exposes be formed in step-like and along this outside the Width (above-mentioned orientation) of arm 61A extend by locking stage portion 61A-1, this is engaged by the locking teat 23A-1 of locking stage portion 61A-1 and receptacle signal terminal 20.Transition part 61B convex curvature downward, and the lower surface of this transition part 61B exposes from sidewall 54.The plate face of the inner side arm 61C in U-shaped portion 61 is exposed from the inner surface of sidewall 54 towards receiving portion 56, and the plate face that this exposes is formed as the corresponding contact site contacted by crimping with the contact teat 22A of the receptacle signal terminal 20 of socket connector 1 under jogged state of connector.

As can be observed in Fig. 2 (A), connecting portion 62 is from upper end linearly extension outside connector Width along the bottom surface of diapire 51 of inner side arm 61C, and to shell 50 extension, thus the corresponding circuits portion in circuit board can be welded to connect.

Plug latch stop member 70 is respectively provided with two with each end of the shell 10 of mode in above-mentioned orientation corresponding to the socket lock stop member 40 with socket connector 1.Specifically, two plug latch stop members 70 to adjoin in symmetrical posture on connector Width in each end of shell 50.This plug latch stop member 70, except carrying out except the latch functions of locking with the lock piece 40 of socket connector 1, also has the function of the power supply terminal conducted as contacting with the socket power terminal 30 of socket connector 1.

By metal plate component flexing and make plug latch stop member 70 on thickness of slab direction, as shown in Fig. 2 (A), plug latch stop member 70 has: the base portion 71 extended along connector Width, the inboard legs 72 extended upward respectively from the both ends the connector Width of this base portion 71 and outside foot 73, be positioned at than foot outside this 73 more by the side plate 74 inside above-mentioned orientation, by the top of outside foot 73 and side plate 74 (at Fig. 3 (A), be bottom in Fig. 3 (B)) linking part 75 connected to each other, the transition part 76 of turning back upward in the lower end of side plate 74, via the contact plate portion 77 that this transition part 76 extends upward, upper limb in this contact plate portion 77 by flexing to connector Width extend connecting portion 78, and the end of edge being arranged at base portion 71 is by lock part 79.In addition, side described later is formed with respectively by lock part 73A, 74A in the plate face in the outside of lateral crus portion 73 and side plate 74.

Base portion 71 is formed by the plate portion parallel relative to the installed surface of circuit board, and extends from the position of sidewall 54 throughout the middle position to end wall 55 on connector Width.As can be observed well in Fig. 3 (A), base portion 71 exposes at the upper surface (being lower surface in Fig. 1, Fig. 2 (A)) of the end wall 55 of shell 50, and the upper surface of this base portion 71 and the upper surface of end wall 55 be combined with each other and form a plane.In other words, the mode that base portion 71 forms same level with the upper surface of the upper surface of base portion 71 and end wall 55 is exposed.

Inboard legs 72 from the end inside the connector Width of this base portion 71 upward (among Fig. 3 (B) for below) extend to the height and position identical with the bottom surface of diapire 51, and buried underground by the part except its upper end and be held in end wall 55.As can be observed in Fig. 1 and Fig. 2 (A), the upper end of this inboard legs 72 is outstanding in end recess 51A, and by being welded to connect the corresponding portion being fixed on circuit board.In addition, inboard legs 72 is the stage portion 72A (with reference to Fig. 5 (A), Fig. 5 (B)) of step-like depression in the centre position be formed in the vertical direction, plate face of the side deviated from outside foot 73.When shaping with shell 50 integration mold, resin flows into this stage portion 72A and solidifies at this stage portion 72A, thus can reliably prevent inboard legs 72 from departing from from shell 50.

With the outside arm 61A of the header signal terminal 60 identical position of outside foot 73 on connector Width, from the end outside the connector Width of this base portion 71, (being below among Fig. 3 (B)) extends upward.Outside this, foot 73 also extends inside orientation, and is formed with the step-like side that extends throughout the whole region of above-mentioned orientation in above-below direction centre position by lock part 73A at outer surface (the plate face of the side deviated from inboard legs 72).This side under the state chimeric with socket connector 1, is positioned at the below of the side lock part 48 of socket lock stop member 40 by lock part 73A, thus with the mutually locking (with reference to Fig. 5 (B)) of this side lock part 48 as corresponding lock part.

In addition, as can be observed in Fig. 3 (A), Fig. 3 (B), outside foot 73 the sweep (in Fig. 3 (A), Fig. 3 (B), for being positioned at than side by lock part 73A part closer to the top) of upper end side be formed for by the side lock part 48 of socket lock stop member 40 to the side locking guide surface 73B guided by the lock position of lock part 73A locking with side.As can be observed in Fig. 3 (A), the mode that this side locking guide surface 73B forms same level with the surface on the top of the sidewall 54 with shell 50 is exposed.

The position that with the outside arm 61A of the header signal terminal 60 identical position of side plate 74 on connector Width is namely identical with outside foot 73, (being below in Fig. 3 (B)) extends upward.Be formed in the step-like side extended throughout the whole region of above-mentioned orientation by the height and position that lock part 73A is identical with the side of outside foot 73 by lock part 74A at the outer surface of this side plate 74.This side under the state chimeric with socket connector 1, is positioned at the below of two locking teat 33A-1 of socket power terminal 30 by lock part 74A, thus with the mutual locking of this locking teat 33A-1 as corresponding lock part.

In addition, as can be observed in Fig. 3 (A), Fig. 3 (B), side plate 74 the sweep (in Fig. 3 (A), Fig. 3 (B), for being positioned at than side by lock part 74A part closer to the top) of upper end side be formed for by two of socket power terminal 30 locking teat 33A-1 to the side locking guide surface 74B guided by the lock position of lock part 74A locking with side.As can be observed in Fig. 3 (A), the mode that this side locking guide surface 74B forms same level with the surface on the top of the sidewall 54 with shell 50 is exposed.

Linking part 75 to extend and by connected to each other for the opposed edge on the top (being bottom in Fig. 3 (A), Fig. 3 (B)) of outside foot 73 and side plate 74 along above-mentioned orientation.Outside foot 73, side plate 74 and linking part 75 are in the plate portion forming a tabular surface parallel relative to the side of sidewall 54, and the plate face outside the connector Width in this plate portion is exposed from this sidewall 54.

Transition part 76 in the mode of turning back upward at connector Width inner side from the lower end of side plate 74 (for upper end in Fig. 3 (A)) by flexing, and (being top in Fig. 3 (A)) convex curvature downward, thus the lower surface of this transition part 76 exposes (with reference to Fig. 3 (A)) from sidewall 54.Contact plate portion 77 extends upward along the inner surface of sidewall 54, and the inner surface in this contact plate portion 77 (the plate face from the side that side plate 74 deviates from) exposes from the inner surface of sidewall 54.The above-mentioned inner surface in contact plate portion 77 is formed as the corresponding contact site contacted by crimping with the contact teat 32A of the socket power terminal 30 of socket connector 1 under jogged state of connector.

Height and position linearly extension outside connector Width from the upper end (being lower end among Fig. 3 (A), Fig. 3 (B)) in contact plate portion 77 that connecting portion 78 is identical in the bottom surface of the diapire 51 with shell 50, and free end side part is to shell extension.This connecting portion 78 is welded to connect the corresponding circuits portion in circuit board.

Hold the edge, outside being positioned at the side deviated from from receiving portion 56 be arranged at by lock part 79 in the edge, both sides that the connector Width along base portion 71 extends.This end to be formed as from edge, above-mentioned outside upward (being below among Fig. 3 (A), Fig. 3 (B)) flexing by lock part 79, and as can be observed in Fig. 1 and Fig. 3 (A), Fig. 3 (B), expose from the outer surface of the end wall 55 of shell 50.For this end by for lock part 79, under the state chimeric with socket connector 1, this end is positioned at the below of the end lock part 47 of socket lock stop member 40 described later by the upper surface of lock part 79 (plane of disruption), thus with the mutually locking (with reference to Fig. 6 (B)) of this end lock part 47 as corresponding lock part.

In addition, as can be observed in Fig. 3 (A), Fig. 3 (B), hold by lock part 79 the sweep of upper end side be formed for by the end lock part 47 of socket lock stop member 40 to hold the end locking guide surface 79A that guided by the lock position of lock part 79 locking.As can be observed in Fig. 3 (A), this end locking guide surface 79A is outstanding (also with reference to Fig. 6 (A)) from the surface on the top of end wall 55.

In the present embodiment, plug latch stop member 70 is except as except the function of lock piece, also there is the function as power supply terminal, but in addition, such as also can omit linking part 75, and the miscellaneous part (having the parts of side plate 74, transition part 76, contact plate portion 77 and connecting portion 78) with function as power supply terminal is set.

In addition, in the plug latch stop member 70 of present embodiment except connecting portion 78, be not provided with the fixed part in the corresponding portion for being fixedly welded on circuit board, but the mode that such as also can extend along connector Width with the end of the foot of at least one party from inboard legs 72 and outside foot 73 (end of board side) arranges above-mentioned fixed part.Now, the direction of fixed part extension also can be any one of inside connector Width and outside.

The chimeric action of connector

Next, based on Fig. 1 and Fig. 4 ~ Fig. 6, the chimeric action of connector 1,2 is described.Fig. 4 and Fig. 5 is the cutaway view on the face rectangular relative to the orientation of socket connector 1 and pin connector 2, and Fig. 4 shows the section of the position of receptacle signal terminal, and Fig. 5 shows the section of the position of socket lock stop member.Fig. 6 is relative to the cutaway view on the socket connector 1 of Fig. 1 and the rectangular face of the connector Width of pin connector 2, and shows the section of connector Width central position.In addition, Fig. 4 (A), Fig. 5 (A), Fig. 6 (A) show connector be fitted together to before state, and Fig. 4 (B), Fig. 5 (B), Fig. 6 (B) show jogged state of connector.

First, the connecting portion 24,34 of the female terminal 20,30 of socket connector 1 is welded to connect the corresponding circuits portion in circuit board, and the bottom of the inboard legs 42 of socket lock stop member 40 and fixed part 46 are welded to connect the corresponding portion in circuit board, thus socket connector 1 is installed on circuit board.In addition, the connecting portion 62 of the header signal terminal 60 of pin connector 2 and the connecting portion 78 of plug latch stop member 70 are welded to connect the corresponding circuits portion of the circuit board in other, and the upper end (in Fig. 3 (A), Fig. 3 (B) for bottom) in Fig. 1 of the inboard legs 72 of plug latch stop member 70 is welded to connect in other the corresponding portion of circuit board above-mentioned, thus pin connector 2 is installed on other circuit board above-mentioned.

Next, as can be observed in Fig. 1, Fig. 4 (A), Fig. 5 (A), Fig. 6 (A), make socket connector 1 form the posture of receiving portion 16 opening upward, and the posture of opening the top position to this socket connector 1 are moved to make pin connector 2 form receiving portion 56 downwards.Then, as utilized in Fig. 1, Fig. 4 (A), Fig. 5 (A), Fig. 6 (A), arrow represents, pin connector 2 is moved downwards, and the fitting portion of this pin connector 2 is embedded in the receiving portion 16 of socket connector 1.

Now, the end of plug latch stop member 70 is guided to the lock position with end lock part 47 and side lock part 48 locking by lock part 73A by lock part 79 and side by the end locking guide surface 47A of socket lock stop member 40 and side locking guide surface 48A respectively.In addition, the side of plug latch stop member 70 is guided to the lock position with locking teat 33A-1 locking by lock part 74A by the side locking guide surface 33A-2 of socket power terminal 30.

On the other hand, the end lock part 47 of socket lock stop member 40 and side lock part 48 are guided by the lock position of lock part 73A locking to end by lock part 79 and side by the end locking guide surface 79A of plug latch stop member 70 and side locking guide surface 73B respectively.In addition, the locking teat 33A-1 of socket power terminal 30 is guided to side by the lock position of lock part 74A locking by the side locking guide surface 74B of plug latch stop member 70.

In the present embodiment, each locking guide surface 47A, 48A, 33A-2,79A, 73B, 74B give prominence to from the surface of shell 10,50, or expose in the mode forming same level with this surface.Therefore, the corresponding lock part of object connector is formed at the above-mentioned locking guide surface sliding contact of this shell of strength ratio 10,50 high lock pieces 40,70 with not being formed at shell 10,50, thus directed to above-mentioned lock position.Like this, according to the present embodiment, due to above-mentioned corresponding lock part not with shell 10,50 sliding contact, so the damage of this shell 10,50 can be avoided.

If make the fitting portion of pin connector 2 embed in the receiving portion 16 of socket connector 1, then the U-shaped portion 61 of the header signal terminal 60 of pin connector 2 makes to expand between the contact teat 22A of the receptacle signal terminal 20 of socket connector 1 and locking teat 23A-1 and between the contact teat 22A charging into receptacle signal terminal 20 and locking teat 23A-1.And, elastic arm 22 on connector Width towards inner elastic displacement.And, if charging into of U-shaped portion 61 is advanced, then as shown in Fig. 4 (B), under jogged state of connector, contact teat 22A contacts by crimping with the inner side arm 61C (corresponding contact site) in U-shaped portion 61, and locking teat 23A-1 and outside this being extracted on direction at connector by locking stage portion 61A-1 of arm 61A engage.Its result, the signal terminal 20,60 of connector 1,2 conducts and each other by mutual locking.

Although not shown, but the socket power terminal 30 of socket connector 1 also carry out with the main points identical with the above-mentioned main points for signal terminal 20,60 with the contact with the part of the function of power supply terminal in the plug latch stop member 70 of pin connector 2 and locking.Its result, under jogged state of connector, the contact teat 32A of socket power terminal 30 contacts by crimping with the contact plate portion 77 (corresponding contact site) of plug latch stop member 70, and the side of the side plate 74 of the locking teat 33A-1 of socket power terminal 30 and plug latch stop member 70 to be extracted on direction at connector by lock part 74A and engaged.

In addition, as shown in Fig. 5 (B), under jogged state of connector, the side lock part 48 of socket lock stop member 40 is positioned in the side of plug latch stop member 70 and can be extracted relative to this side position direction being carried out engage at connector by lock part 73A above lock part 73A.In addition, as shown in Fig. 6 (B), under jogged state of connector, the end lock part 47 of socket lock stop member 40 is positioned at the end of plug latch stop member 70 and can be extracted relative to this end position direction being carried out engage at connector by lock part 79 above lock part 79.Its result, socket lock stop member 40 and plug latch stop member 70 are by mutual locking.Like this, connector 1,2 fitting connection release each other.

In the present embodiment, each end in the above-mentioned orientation of the shell 10 of socket connector 1 maintains two lock pieces 40 adjoined each other on connector Width, in addition, each end in the above-mentioned orientation of the shell 50 of pin connector 2 maintains two lock pieces 70 adjoined each other on connector Width.Therefore, compared with the whole region of connector Width throughout shell 10,50 is provided with the situation of a lock piece, the size of each lock piece 40,70 on connector Width diminishes.In other words, the base portion 41,71 of lock piece 40,70 shortens on connector Width, and brachium when this means the deflection deformation of base portion 41,71 shortens.Therefore, even if the end lock part 47 of lock piece 40,70 and end are engaged each other by lock part 79, and have the external force of extracting direction towards connector to above-mentioned base portion 41,71 effect, this base portion 41,71 is also not easy deflection deformation on thickness of slab direction.In addition, if the brachium of this base portion 41, the 71 during deflection deformation of described above base portion 41,71 shortens, then the stress produced in the foot 42,43,72,73 be fixed diminishes.Its result, also can reliably maintain end lock part 47 and end by lock part 79 each other and side lock part 48 and side by lock part 73A locking state (lockup state) each other.

In addition, each foot 42,43,72,73 of lock piece 40,70 is set to extend from the both ends the connector Width of base portion 41,71 towards board side, and as existing, fixed part is not positioned at than base portion more by the outside in above-mentioned orientation.Therefore, lock piece 40,70 and then connector 1,2 can not maximize in above-mentioned orientation.

In the present embodiment, although the foot 42,43,72,73 of lock piece 40,70 is shaping and be fixed on shell 10,50 by integration mold, and inboard legs 42,72 is also fixed on circuit board further, but the fixed form of foot 42,43,72,73 is not limited thereto, as long as be fixed at least one party of shell and circuit board.

In the present embodiment, although lock piece 40,70 is shaping and be held in shell 10,50 by integration mold, in addition, such as, also retention groove portion can be set at shell and keeps this lock piece by being pressed into by lock piece in this retention groove portion.Now, each foot of lock piece is fixed at least one party of shell and circuit board.

In the present embodiment, lock piece 40,70 is also had side lock part 48 and side by lock part 73A except end lock part 47 and end respectively except lock part 79, but in addition, also can only have end lock part.In addition, when end lock part is only set at lock piece, also the parts with side lock part can be set to the miscellaneous part different from above-mentioned lock piece.

In the present embodiment, locking guide surface 47A, 48A, 73B give prominence to from the surface of shell 10 or shell 50, but in addition, also can expose in the mode forming same level with this surface.In addition, in the present embodiment, locking guide surface 33A-2,79A, 74B expose in the mode forming same level with the surface of shell 10,50, but in addition, also can give prominence to from this surface.

Second execution mode

In the first embodiment, though the respective end lock part 47 of lock piece 40,70 and end to be arranged at the edge of base portion 41,71 by lock part 79, but in this second embodiment, foot extends from the edge of the base portion of lock piece, and this foot is provided with end lock part, thus different from the first execution mode at this point.In this second embodiment, the Reference numeral that the Reference numeral in the first execution mode be with the addition of to " 100 " is marked in the part corresponding with the first execution mode.Below, be described centered by the shape of the lock piece as the difference with the first execution mode.

Fig. 7 is the stereogram of socket connector 101 involved by the second execution mode and the pin connector 102 being embedded in this socket connector 101 from top, and show connector be fitted together to before state.Fig. 8 (A) is the sectional stereogram of the pin connector 102 on the face rectangular relative to the above-mentioned orientation of the socket connector 101 of Fig. 7, and Fig. 8 (B) is the sectional stereogram of the socket connector 101 on the face rectangular relative to the above-mentioned orientation of the pin connector 102 of Fig. 7.In this Fig. 8 (A), Fig. 8 (B), respectively illustrate the section of orientation central position, show the state eliminating shell 110,150 in left side, show the lock piece 140,170 kept by this right-hand part at the lower position of right-hand part.In addition, Fig. 9 (A) makes the pin connector about 102 of Fig. 7 reverse the stereogram represented, Fig. 9 (B) is the stereogram that the shell 150 of the pin connector 102 omitting Fig. 9 (A) represents.

As can be observed well in Fig. 8 (B), be arranged at the socket lock stop member 140 of socket connector 101 in omitting inboard legs 42 from the socket lock stop member 40 of the first execution mode, and the such shape of locking foot 140A described later and fixed part 140B is set.

Base portion 141 is formed by the plate portion parallel relative to the installed surface of circuit board, and extends along connector Width.As can be observed well in Fig. 7 and Fig. 8 (B), base portion 141 exposes at the upper surface of the end wall 115 of shell 110, and the upper surface of this base portion 141 exposes in the mode forming same level with the upper surface of end wall 115.

As can be observed in Fig. 7 and Fig. 8 (B), locking foot 140A extends downward from the edge, inner side (being positioned at the edge of receiving portion 116 side in above-mentioned orientation) of base portion 141.This locking foot 140A exposes at the medial extremity wall (wall of receiving portion 116 side) of the end wall 115 of shell 110, and the plate face of this locking foot 140A and above-mentioned medial extremity wall form same level.Be formed in the plate face on the top of locking foot 140A to the inner side in above-mentioned orientation, i.e. the end lock part 147 of the overshooting shape that above-mentioned receiving portion 116 side is outstanding.This end lock part 147 is such as formed by punch process etc., and its width dimensions (size on connector Width) is less than the width dimensions of locking foot 140A.

In addition, locking foot 140A is formed with end locking guide surface 140A-1 for being guided to the lock position with end lock part 147 locking by lock part 179 by the end of pin connector 102 at the sweep (being positioned in Fig. 7 and Fig. 8 (B) than end lock part 147 part closer to the top) of upper end side.

As can be observed in Fig. 8 (B), fixed part 140B is extended laterally by flexing at the lower edge of locking foot 140A in above-mentioned orientation, and at its lower surface by being welded to connect the corresponding portion being fixed on circuit board.Like this, fixed part 140B is set in the mode extended from the lower edge of the locking foot 140A being formed with end lock part 147, thus the end of end lock part 147 relative to plug latch stop member 170 can be improved by the locking intensity of lock part 179.

In addition, in the present embodiment, the front end of fixed part 140B be positioned in above-mentioned orientation than base portion 141 edge, outside more in the inner part.In other words, fixed part 140B does not extend to more more outward than above-mentioned base portion 141 in above-mentioned orientation, thereby, it is possible to avoid the maximization of socket lock stop member 140 in above-mentioned orientation and then socket connector 101.

As can be observed well in Fig. 8 (A) and Fig. 9 (A), Fig. 9 (B), be arranged at the plug latch stop member 170 of pin connector 102 in arranging the such shape of locking foot 170A described later in the plug latch stop member 70 of the first execution mode.

As can be observed in Fig. 9 (A), Fig. 9 (B), locking foot 170A from the outer edge (being arranged in the side edge part of the side deviated from from receiving portion 156 in above-mentioned orientation) of base portion 171 downward (be top at Fig. 7 and Fig. 8 (A), Fig. 8 (B)) extend.This locking foot 170A exposes at the outboard end wall (with the wall of receiving portion 156 opposite side) of the end wall 155 of shell 150, and the face in the region adjoined with this locking foot 170A in the plate face of this locking foot 170A and above-mentioned outboard end wall forms same level.

As can be observed in Fig. 9 (A), Fig. 9 (B), be formed with end to the overshooting shape protruding outside in above-mentioned orientation in the plate face on the top of locking foot 170A by lock part 179.This end is such as formed by punch process etc. by lock part 179, and its width dimensions (size on connector Width) is less than the width dimensions of locking foot 170A.

In addition, locking foot 170A the sweep (being positioned at than end by lock part 179 part closer to the top) of upper end side be formed for by the end lock part 147 of socket connector 101 to hold the end locking guide surface 170A-1 guided by the lock position of lock part 179 locking.

In addition, as can be observed in Fig. 9 (A), Fig. 9 (B), be formed in the bottom of locking foot 170A from the outstanding projection 170B of the side edge part (edge extended along the vertical direction) of both sides.As can be observed in Fig. 9 (A), being engaged by the side edge part of locking recess 155A of this projection 170B and end wall 155, thus the movement that can stop (being below in the figure 7) upward.By arranging this projection 170B, end can be improved by the locking intensity of lock part 179 relative to the end lock part 147 of socket lock stop member 140.

Figure 10 is relative to the cutaway view on the socket connector 101 of Fig. 7 and the rectangular face of the connector Width of pin connector 102, and show the section of connector Width central position, Figure 10 (A) show connector be fitted together to before state, Figure 10 (B) shows jogged state of connector.The connector of present embodiment is fitted together to action also to be undertaken (arrow of Figure 10 (A)) by the receiving portion 116 making the fitting portion of pin connector 102 (perisporium 153 (with reference to Fig. 7)) and embed socket connector 101 with the identical main points of the main points being fitted together to action with the connector described in the first embodiment.As shown in Figure 10 (B), under jogged state of connector, the end lock part 147 of socket lock stop member 140 is positioned at the end of plug latch stop member 170 and can be extracted relative to this end position direction being carried out engage at connector by lock part 179 above lock part 179.Its result, socket lock stop member 140 and plug latch stop member 170 are by mutual locking.

In the present embodiment, end lock part 147 is given prominence to from the plate face of locking foot 140A and is formed, and end is given prominence to from the plate face of locking foot 170A by lock part 179 and is formed, and therefore holds lock part 147 to be become level and smooth face with end by the locking surface that lock part 179 engages mutually.Therefore, with as the first execution mode end lock part 47 and hold by the locking surface formed by the plane of disruption (plate thickness surface) is engaged each other lock part 79 situation compared with, successfully can carry out locking and remove action.

In addition, in the present embodiment, as mentioned before, the surface of locking guide surface 140A-1,170A-1 and shell 110 or shell 150 forms same level and exposes.Therefore, be fitted together in process at connector, the end lock part 147 of socket lock stop member 140 while with the end locking guide surface 170A-1 sliding contact of plug latch stop member 170, while directed to lock position, and the end of plug latch stop member 170 by lock part 179 while with the end locking guide surface 140A-1 sliding contact of socket lock stop member 140, directed to lock position., there is not shell 150 sliding contact of end lock part 147 and pin connector 102 or hold by the situation of lock part 149 with shell 110 sliding contact of socket connector 101, therefore, it is possible to avoid the damage of this shell 150,110 in its result.In addition, locking guide surface 140A-1,170A-1 also can give prominence to from the surface of shell 110 or shell 150.

Claims (8)

1. a circuit board electric connector, it is configured on the installed surface of circuit board, supplies object connector plugging using the direction rectangular relative to this installed surface as connector plugging direction,

Described circuit board electricity consumption connector has:

The terminal be arranged as orientation using a direction parallel relative to described installed surface and lock piece; With

Carry out this terminal and lock piece arranging the shell kept,

Lock piece is held in the end of the shell in described orientation, and can to extract on direction at connector relative to object connector and carry out locking,

The feature of described circuit board electric connector is,

Shell adjoining position in the described end of at least one party and on the connector Width rectangular relative to described orientation keeps two lock pieces,

Metal plate component flexing is made lock piece, this lock piece have formed by the plate portion parallel relative to described installed surface base portion, from the both ends the connector Width of this base portion respectively towards the foot that board side extends and the end lock part of edge being arranged at described base portion

At least one party of circuit board and shell is fixed in described foot.

2. a circuit board electric connector, it is configured on the installed surface of circuit board, supplies object connector plugging using the direction rectangular relative to this installed surface as connector plugging direction,

Described circuit board electricity consumption connector has:

The terminal be arranged as orientation using a direction parallel relative to described installed surface and lock piece; With

Carry out this terminal and lock piece arranging the shell kept,

Lock piece is held in the end of the shell in described orientation, and can to extract on direction at connector relative to object connector and carry out locking,

The feature of described circuit board electric connector is,

Shell adjoining position in the described end of at least one party and on the connector Width rectangular relative to described orientation keeps two lock pieces,

Metal plate component flexing is made lock piece, this lock piece have formed by the plate portion parallel relative to described installed surface base portion, from the edge of the end of at least one party the connector Width of this base portion and this base portion respectively towards the foot that board side extends and the end lock part being arranged at the foot extended from the edge of described base portion

At least one party of circuit board and shell is fixed in described foot.

3. circuit board electric connector according to claim 1 and 2, is characterized in that,

Each lock piece has the fixed part extended from the end of the board side being positioned at least one foot, and this fixed part is fixed on the installed surface of circuit board.

4. the circuit board electric connector according to any one of claims 1 to 3, is characterized in that,

The foot that the end that each lock piece has the outside from the connector Width being positioned at base portion extends, and be formed with side lock part in the plate face of this foot.

5. the circuit board electric connector according to any one of Claims 1 to 4, is characterized in that,

Each lock piece has the foot of the end extension in the outside from the connector Width being positioned at base portion and is positioned at inner side in orientation and the side plate arranged with lining up with this foot compared with this foot, and is formed with side lock part in the plate face of this side plate.

6. the circuit board electric connector according to any one of Claims 1 to 4, is characterized in that,

The foot that the end that each lock piece has the outside from the connector Width being positioned at base portion extends, be positioned at inner side and the side plate arranged with lining up with this foot and the side lock part arranged with extending from this side plate along connector Width in orientation compared with this foot.

7. the circuit board electric connector according to any one of claim 1 ~ 6, is characterized in that,

Lock piece is formed with locking guide surface, and this locking guide surface is used for the corresponding lock part being arranged at object connector to guide to the lock position with described lock piece,

This locking guide surface is more outstanding than the surface of shell or form same level with this surface.

8. the circuit board electric connector according to any one of claim 1 ~ 7, is characterized in that,

Shell carries out arrangement to multiple terminal and keeps in orientation,

Multiple terminal has signal terminal and in described orientation, is positioned at the power supply terminal in outside of this signal terminal,

Lock piece is positioned at the outside of described power supply terminal in described orientation.