CN104733897A - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN104733897A CN104733897A CN201410817966.4A CN201410817966A CN104733897A CN 104733897 A CN104733897 A CN 104733897A CN 201410817966 A CN201410817966 A CN 201410817966A CN 104733897 A CN104733897 A CN 104733897A
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- Prior art keywords
- elastic arm
- terminal
- connector
- electric connector
- phase
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- 239000000758 substrate Substances 0.000 claims description 29
- 238000006073 displacement reaction Methods 0.000 claims description 9
- 239000000284 extract Substances 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 abstract description 3
- 238000005452 bending Methods 0.000 description 7
- 238000005219 brazing Methods 0.000 description 7
- 241001442589 Convoluta Species 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 5
- 210000002414 leg Anatomy 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000003754 machining Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 210000001364 upper extremity Anatomy 0.000 description 3
- 206010068051 Chimerism Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007373 indentation Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 210000000707 wrist Anatomy 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 210000001699 lower leg Anatomy 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Classifications
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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
- H01R12/72—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
- H01R12/732—Printed circuits being in the same plane
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
- H01R13/631—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for engagement only
Abstract
Provided is an electric connector capable of fully ensuring elastic terminals while not being enlarged. The housing (10) of the electric connector forms a receiving portion for receiving another connector in a peripheral wall (13). A terminal (30) is provided with a first terminal and a second terminal, wherein the first terminal has a first elastic arm portion (35A) from a first base portion (35A) of a sidewall at a side of the peripheral wall to the other sidewall and equipped with a first free end portion (35B-3), the second terminal has a second elastic arm portion (36) from a second elastic arm portion (36A) of the sidewall of the other side to the side of the side and equipped with a second free end portion (36B-3), or the terminal (30) is provided with a single terminal connecting the first and the second elastic arm portions which allow the corresponding embedding portion of the another connector to enter. The first and second free end portions are provided with first and second contact portions (35C, 36C) elastically contacting the corresponding terminals of the another connector.
Description
Technical field
The present invention relates to the electric connector being formed with the receptacle of receiving phase the other side connector.
Background technology
As receiving the connector of phase the other side connector if electric connector for socket is (hereinafter referred to as " socket connector ", for " plug connector " as phase the other side connector also referred to as " pin connector "), there will be a known the connector such as disclosed in patent documentation 1.
The socket connector of patent documentation 1 is configured on circuit substrate, has: diapire, and the housing of this diapire contacts with circuit substrate face; And perisporium, this perisporium is rectangle profile, is formed, be arranged with signal terminal respectively in the above-mentioned pair of sidewalls of the wall portion of the formation length direction of this perisporium along above-mentioned length direction by the pair of end walls of the pair of sidewalls erected from diapire and this pair of sidewalls of link.
In patent documentation 1, in the orientation end positions of above-mentioned signal terminal, the mode close with end wall is provided with power supply terminal.This power supply terminal flows through compared with signal terminal big current, therefore be formed as wider than signal terminal, possess the main board portion that kept by end wall and extend along the inner surface of sidewall from this main board portion and have flexible side plate, the leading section of side plate forms contact site.
When pin connector is embedded in socket connector, the side plate of the both sides of the above-mentioned power supply terminal of socket connector is embraced the power supply terminal of folder pin connector thus clamps pin connector each other at the contact site of above-mentioned side plate.Elasticity during the contacting with the cramping of the power supply terminal of pin connector of the contact site place of the power supply terminal of this socket connector is determined by the brachium of above-mentioned side plate.
Patent documentation 1: Japanese Unexamined Patent Publication 2013-232372
For the power supply terminal of socket connector, from the aspect improving contact reliability, preferably guarantee large relative to the elasticity of pin connector.In patent documentation 1, the above-mentioned elasticity of power supply terminal is determined by the brachium of the side plate of this power supply terminal, therefore, increases elasticity and namely refers to this brachium of increase.But, because this brachium is the length on the direction of the orientation of the signal terminal along connector, if therefore increase brachium, then can cause terminal arrange outside the part unnecessarily result that maximizes in this direction of elongated, connector, therefore cannot brachium be set long.In addition, as mentioned above, power supply terminal flows through compared with signal terminal big current therefore wider width.Like this, for side plate, owing to cannot brachium be set long and then wider width, therefore cause being difficult to elastic deflection displacement, elasticity cannot be increased fully.
Summary of the invention
In light of this situation, problem of the present invention be to provide a kind of connector can not be enable to maximize and have when with the electric connector for socket guaranteeing sufficient flexible terminal during phase the other side electric connector contact.
For electric connector of the present invention, the receptacle of the corresponding fitting portion of phase the other side electric connector is received to be formed as the space surrounded with the perisporium erected from this diapire by the diapire of housing, perisporium have using a direction as length direction in the pair of sidewalls that this length direction extends concurrently, and by one end of described pair of sidewalls each other and the pair of end walls that links separately from each other of the other end, multiple terminal is kept by perisporium, there is the contact site contacted with the corresponding terminal of the corresponding fitting portion being arranged at phase the other side electric connector in described receptacle, and the connecting portion had respectively for being connected with circuit substrate.
In this electric connector, in the present invention, it is characterized in that, terminal is formed as the first terminal and the second terminal two kinds of terminals separately with the first elastic arm and the second elastic arm, or be formed as the single terminal that the first elastic arm and the second elastic arm are connected, described first elastic arm is from being positioned at first base portion of sidewall of a side towards the sidewall of the opposing party, and be formed with the first free end, described second elastic arm is from being positioned at second base portion of sidewall of the opposing party towards the sidewall of a side, and be formed with the second free end, first elastic arm and the second elastic arm allow that the corresponding fitting portion of phase the other side electric connector enters, be formed respectively and the first contact site of the corresponding terminal Elastic Contact of phase the other side electric connector and the second contact site at described first free end and described second free end
According to the present invention of this structure, first elastic arm and the second elastic arm are on the basis of the size (size on the direction that elastic arm extends that is connector Width) of existing connector, there is the brachium crossing over pair of sidewalls on connector Width distance each other, can guarantee that elasticity is large.Thus, when utilizing the first contact site and the second contact site with the termination contact of the mode clamping phase the other side electric connector with phase the other side electric connector, larger elasticity can be guaranteed the first elastic arm and the second elastic arm both sides.As a result, the rigidity of elastic arm can not be increased, contact reliability can be improved on large flexible basis.
In the present invention, can be configured to, the first elastic arm and the second elastic arm are arranged at the first terminal independently and the second terminal, and the first terminal and the second terminal are formed in the terminal pair that the length direction of perisporium adjoins each other.By the terminal of same modality in pairs, can be installed and remain on each sidewall by the first elastic arm and the second elastic arm like this.
In addition, in the present invention, can be configured to, the first elastic arm and the second elastic arm are linked by linking part and form single terminal, and described linking part is located along end wall.When the terminal of this mode is formed as single terminal, also can keep at end wall by linking part, therefore, it is possible to improve the confining force of terminal and also can realize the raising of the intensity of terminal itself.
In the present invention, be preferably formed to, the first elastic arm and the second elastic arm are provided with in each position of the first base portion and the second base portion and extract at connector the lock part that direction engages with the corresponding terminal of phase the other side electric connector.Thus, clamp phase the other side electric connector between the first contact site with the second contact site, therefore, it is possible to prevent deviating from of lock part place by this clamping force, thus the locking that direction extracted by connector becomes reliable.
In the present invention, can be configured to, terminal relative to first base portion of the first elastic arm and the second elastic arm and the second base portion respectively at the length direction adjoining position of perisporium, be provided with restriction second free end and the first free end the first limiting unit of elasticity displacement upward and the second limiting unit respectively.Thus, the first limiting unit and the second limiting unit can limit the excessive deformation extracting direction at connector of the second free end and the first free end mutually, even if effect has unexpected large withdrawal force, terminal also can not be out of shape and be damaged.
In the present invention, the terminal formed in the above described manner can be used as power supply terminal or earth terminal.
The present invention can be formed as the shield member also except grounding function with function of shielding when earthy, and forms in the following manner.
A kind of electric connector, the receptacle of the corresponding fitting portion of phase the other side electric connector is received to be formed as the space surrounded with the perisporium erected from this diapire by the diapire of housing, perisporium have using a direction as length direction in the pair of sidewalls that this length direction extends concurrently, and by one end of described pair of sidewalls each other and the pair of end walls that links separately from each other of the other end, shield member is kept by perisporium, there is the contact site contacted with the corresponding grounding parts of the corresponding fitting portion being arranged at phase the other side electric connector in described receptacle, and the connecting portion had respectively for being connected with circuit substrate, the feature of described electric connector is, shield member is formed as the first shield member and secondary shielding parts two kinds of shield members separately with the first elastic arm and the second elastic arm, or be formed as the single shield member that the first elastic arm and the second elastic arm are connected, described first elastic arm is from being positioned at first base portion of sidewall of a side towards the sidewall of the opposing party, and be formed with the first free end, described second elastic arm is from being positioned at second base portion of sidewall of the opposing party towards the sidewall of a side, and be formed with the second free end, first elastic arm and the second elastic arm allow that the corresponding fitting portion of phase the other side electric connector enters, be formed respectively and the first contact site of the corresponding grounding parts Elastic Contact of phase the other side electric connector and the second contact site at described first free end and described second free end.
For the present invention, as mentioned above, the first elastic portion and the second elastic portion is formed in the mode that the pair of sidewalls from perisporium extends towards direction contrary each other towards the sidewall of opposition side along connector Width respectively, at their free end, the first contact site and the second contact site are set respectively, therefore, compared with the pastly connector can not be increased, on the basis of the connector size that can be endowed at connector Width, the brachium of two elastic arms is increased to and is roughly connector width dimensions, increase the elasticity at contact site place thus significantly.
Accompanying drawing explanation
Fig. 1 illustrates to form as the stereogram of the connector (socket connector) of a side of the electric connector assembly of one embodiment of the present invention with the connector (pin connector) of the opposing party as phase the other side connector, and socket connector and pin connector all illustrate with the attitude chimeric direction being set to upside.
Fig. 2 be be about to chimeric before position and attitude the stereogram of two connectors of Fig. 1 is shown.
Fig. 3 illustrates the stereogram of the socket connector of Fig. 1 and Fig. 2 with the state after power supply terminal is separated.
Fig. 4 illustrates the stereogram of the pin connector of Fig. 1 and Fig. 2 with the state after power supply terminal is separated.
The power supply terminal of two of Fig. 2 connectors only extracts and the stereogram illustrated by Fig. 5.
Fig. 6 is the stereogram of the power supply terminal of two connectors that Fig. 5 is shown when being fitted together to.
Fig. 7 be two connectors that Fig. 2 is shown chimeric when completing, the longitudinal sectional view of the position of power supply terminal.
Fig. 8 be only by the power supply terminal of the connector of two alternatively be about to chimeric before separation point position shown in stereogram.
Fig. 9 be only using the power supply terminal of two connectors as another execution mode be about to chimeric before separation point position shown in stereogram.
Figure 10 be only using the power supply terminal of two connectors as another execution mode be about to chimeric before separation point position shown in stereogram.
Figure 11 be only using the earth terminal of two connectors as another execution mode be about to chimeric before separation point position shown in stereogram.
Embodiment
Below, with reference to accompanying drawing, embodiments of the present invention are described.
Fig. 1 is the stereogram of socket connector 1 (hereinafter referred to as connector 1) involved in the present invention and pin connector 2 (hereinafter referred to as phase the other side connector 2) these two connectors as phase the other side connector chimeric with this socket connector 1 from top, state before being fitted together to connector and all illustrating in chimeric side mode upward, socket connector and pin connector are in chimeric side attitude upward.
Fig. 2 be Fig. 1 two connectors and be make phase the other side connector from top chimeric with the connector 1 being positioned at below be about to be fitted together to before attitude shown in the stereogram of two connectors, connector 1 is the attitude identical with Fig. 1, but phase the other side connector 2 for make Fig. 1 phase the other side connector about 2 reversion after attitude.
The connector 1 of present embodiment and phase the other side connector 2 are configured at the circuit board electrical connector on the installed surface of different circuit substrates (not shown) respectively, forms the connector assembly using the direction (above-below direction of Fig. 2) at a right angle relative to the face of each circuit substrate as plug orientation.In the present embodiment, using the chimeric direction of the phase the other side connector 2 relative to connector 1, namely make the direction of phase the other side connector 2 movement downward as " connector is fitted together to direction " in fig. 2, using its rightabout, namely direction is upward described as " direction deviate from by connector " in fig. 2.
First connector 1 and the connector 1 in phase the other side connector 2 are described.As can be found out from Fig. 1 and Fig. 2, connector 1 has: in the housing 10 of slim roughly cuboid profile; Using the length direction of this housing 10 as orientation, arranged multiple signal terminals 20 of maintenance in two row by this housing 10; And on above-mentioned length direction, be held in the power supply terminal 30 of end of above-mentioned housing 10.This connector 1 is arranged on circuit substrate with the attitude configuration shown in Fig. 2.
Above-mentioned housing 10 is made by electrical insulating materials such as such as resins, is formed as the form extended as length direction (terminal board column direction) using parallel with the installed surface of circuit substrate direction.This housing 10 has: the diapire 11 (with reference to Fig. 2 and Fig. 3) with the bottom surface parallel with the installed surface of foregoing circuit substrate; The wall 12 and central authorities of the island extended along signal terminal orientation dash forward is erected in FIG upward from this diapire 11; And erect upward from the perimembranous of above-mentioned diapire 11 and surround above-mentioned central authorities and to dash forward the perisporium 13 of frame-shaped of wall 12.This perisporium 13 has: the pair of sidewalls 14 extended along above-mentioned signal terminal orientation; And to extend and by the pair of end walls 15 together with connected to each other for the end of above-mentioned pair of sidewalls 14 along the connector Width at a right angle with this signal terminal orientation.Above-mentioned central authorities dash forward wall 12 with between the perisporium 13 surrounding the prominent wall 12 of these central authorities upward the annulus of opening be formed as the receptacle 16 of the fitting portion of the corresponding island for receiving phase the other side connector 2.
As shown in Figure 3, above-mentioned sidewall 14 has: arrangement keeps multiple signal terminal and determines the signal terminal maintaining part 14A of signal terminal arrange regional; And be positioned at outside above-mentioned length direction both end sides region, i.e. signal terminal arrange regional relative to this signal terminal maintaining part 14A, and for installing the power supply terminal installation portion 14B of power supply terminal 30.
Between above-mentioned signal terminal maintaining part 14A and power supply terminal installation portion 14B, be provided with towards the outstanding boundary wall 14C in the side as connector Width.In addition, the side lower of the end wall 15 of housing 10 is provided with extension 17, between this extension 17 and bottom of above-mentioned boundary wall 14C, forms the mounting groove 14B-1 supplying the attached portion of power supply terminal described later to insert from top at the outer surface of sidewall 14.Although further situation will describe later, about this mounting groove 14B-1, be arranged at the projection 31A of the lateral margin of the attached portion of power supply terminal, 32A and also nip the internal face of correspondence of above-mentioned boundary wall 14C, thus the deviating from of prevention power supply terminal.
The inner surface of the sidewall 14 of housing 10 has end difference between above-mentioned boundary wall 14C and end wall 15, thus is formed with in end wall 15 side the portion 14B-2 that submerges.This submerge portion 14B-2 relative to power supply terminal described later contact site and guarantee to allow the space of the elastic deformation amount of this contact site with the amount corresponding to the amount of submerging with enough and to spare.
When being fitted together to direction from connector, namely in Fig. 1 ~ Fig. 3 from top view time, end wall 15 have L-shaped as shown in Figure 3 bight 15A and by wall portion 15B connected to each other for two bights, the notch 15B-1 of opening is upward formed at this wall portion 15B, and then, be provided with prominent wall portion 15B-2 outstanding upward at the exterior side of wall portion 15B from the lower surface of this notch 15B-1, and, to have the mode that wall portion 15B-2 prominent with this is opposed with gap on above-mentioned length direction, be provided with from the lower ora terminalis of above-mentioned end wall 15 be the opposed walls 15B-3 that L-shaped cross section erects.Above-mentioned gap is slightly larger than the thickness of slab in the respective panels portion of power supply terminal described later, can enter to make the respective panels portion of power supply terminal described later, be formed as secondary mounting groove 15B-4, at the bottom side of this secondary mounting groove 15B-4, at the base portion of above-mentioned opposed walls 15B-3, mode is upward provided with not shown locking teat.Above-mentioned prominent wall portion 15B-2 is formed with tapered slope in inner edge, upper end, to match with the corresponding pars convoluta of power supply terminal.
Signal terminal 20, by being formed towards its thickness direction bending machining by strip metal plate, when observing in signal terminal orientation, is formed as linking inverted U-shaped part and U-shaped part and the horizontal S shape that obtains.The inverted U-shaped part of signal terminal 20 has inboard legs and outside foot, thus form the maintained portion 21 kept by the signal terminal maintaining part 14A of sidewall 14, as can be found out from Fig. 3, to cross over the mode of this signal terminal maintaining part 14A such as by integrally formed installation, inboard legs and lateral crus portion lay respectively at inner surface and the outer surface of sidewall 14.The lower curved portion of U-shaped part extends to the position of the side of the prominent wall 12 of central authorities from the lower position of the signal terminal maintaining part 14A of above-mentioned sidewall along recessed the bending of diapire 11.The part of the formation free end side of this U-shaped part be positioned at above-mentioned central authorities dash forward wall 12 side and form elastic arm 22.At the inboard legs of above-mentioned maintained portion 21, be provided with the jut 21A of contact and then the locking carried out between relative square end, position opposed with it on connector Width, the free end side of the elastic arm 22 in U-shaped portion is provided with towards the direction of above-mentioned inboard legs to be the bending contact site 22A of the horizontal V shape mode of giving prominence to, this contact site 22A is with relative side's termination contact of the mode with phase the other side connector with contact, and, in opposition side, the locking that jut 21A engages and carries out for anticreep.Such signal terminal 20 is kept in the same fashion two sidewall 14 both sides of opposed location, connector Width is located symmetrically relative to the central authorities of island wall 12 of dashing forward, and arranges with constant interval at length direction.The present invention is not take signal terminal as purport, therefore omits further instruction for signal terminal.
Power supply terminal 30 is by making metallic plate towards its thickness of slab direction bending machining, as Fig. 3 and Fig. 5, especially shown in Fig. 5, have: opposed at connector Width, be installed on the mounting groove 14B-1 of the power supply terminal installation portion 14B being formed in above-mentioned housing 10, and along two attached portions 31,32 that the outer surface of sidewall 14 extends; Two attached portions 31 is connected to each other and insert the linking part 33 being installed on the tabular of the secondary mounting groove 15B-4 of the end wall 15 being formed in housing 10; Extend and pars convoluta 34 bending inward from the upper limb of this linking part 33; And stretch out from the upper limb of above-mentioned attached portion 31,32, and respectively along these two elastic arms of the first and second elastic arm 35,36 that the connector Width linking two sidewalls 14 extends.
Power supply terminal 30 is formed with fixing projection 31A, 32A at the lateral margin of attached portion 31,32 of tabular of mounting groove 14B-1 of the sidewall 14 being installed on two sides being formed in housing 10 respectively, the groove face of the corresponding above-mentioned mounting groove 14B-1 that nips thus prevent power supply terminal 30 from deviating from.In addition, be formed with the fastening groove portion 33A of Ω shape at the lower edge of linking part 33, press-in is locked to correspondingly at the already described locking teat (not shown) that the bottom side of the secondary mounting groove 15B-4 of housing 10 is arranged in mode upward.And then be provided with the above-mentioned pars convoluta 34 of side in housing from the upper limb of above-mentioned linking part 33, this pars convoluta 34 is positioned at the position covering from top and be arranged at the prominent wall portion 15B-2 of the end wall 15 of already described housing 10.
Above-mentioned power supply terminal 30 is set as first and second base portion 35A, 35B by from the upper genesis respectively in the face of the attached portion 31,32 of the tabular of the sidewall 14 of two sides of housing 10 towards each sweep of the inner side of housing, and the first and second elastic arm 35,36 extends towards opposed sidewall 14.
When connector 1 is installed in circuit substrate, the above-mentioned lower edge of attached portion 31,32 abuts with the corresponding power circuit part of circuit substrate and is brazed and is connected to this, thus plays function as the connecting portion of power supply source current flowing.
Above-mentioned first and second elastic arm 35,36 is to adjoin each other at above-mentioned length direction and the mode mutually extended in the opposite direction towards free end arranges.The first bottom part 35B-2 that part near the end wall 15 of above-mentioned attached portion 31 as the first base portion 35A, utilizes the first hanging portion 35B-1 of the inner surface of the sidewall 14 along correspondence by the first elastic arm 35, extend along the diapire 11 of housing 10 and be positioned at opposition side relative to the first base portion 35A and form the first U-shaped portion 35B along the first free end 35B-3 that the inner surface of sidewall 14 erects.Be formed towards the first outstanding contact site 35C of the first base portion 35A lateral bend at this first free end 35B-3.On the other hand, for the second elastic arm 36, from be located at above-mentioned length direction stagger the amount corresponding to the arm width of above-mentioned first elastic arm 35 position the second base portion 36A extend towards the direction contrary with above-mentioned first elastic arm 35 and form the second U-shaped portion 36B.This second U-shaped portion 36B is same with the first U-shaped portion 35B of above-mentioned first elastic arm 35, there is the second hanging portion 36B-1, the second bottom part 36B-2 and the second free end 36B-3, be formed with the second contact site 36C at this second free end 36B-3.When observing at the length direction of housing 10, the first U-shaped portion 35B of the first elastic arm 35 is positioned at roughly the same position with the second U-shaped portion 36B of the second elastic arm 36, allows entering of the fitting portion of phase the other side connector.Now, the first contact site 35C of the first elastic arm 35 and second contact site 36C of the second elastic arm 36 lays respectively at mutually opposing sidewall 14 side, contacts with the corresponding terminal of phase the other side connector in the mode of the fitting portion clamping above-mentioned phase the other side connector.
The first lock part 35D (not shown) and the second lock part 36D of the overshooting shape engaged with the locking recess described later of the power supply terminal 60 being formed at phase the other side connector 2 is respectively arranged with at the first base portion 35A of above-mentioned first elastic arm 35 and the second base portion 36A of the second elastic arm 36.
The first base portion 35A of power supply terminal 30 and the first elastic arm 35 and the second base portion 36A difference of the second elastic arm 36 projecting first limiting unit 37 and the second limiting unit 38 in side in housing 10 adjacently.First limiting unit 37 and the second limiting unit 38 bend from the top of the attached portion 31,32 of correspondence and give prominence to respectively, their front end be positioned at close respectively with the first free end 35B-3 of the second free end 36B-3 of the second elastic arm 36 being positioned at identical position on above-mentioned length direction and the first elastic arm 35 directly over position.Thus, above-mentioned first limiting unit 37 abuts when the elasticity of extracting direction caused because of extracting of phase the other side connector conjugates relative to the second free end 36B-3 and stops excessive distortion, and then above-mentioned second limiting unit 38 abuts when the elasticity of extracting direction caused because of extracting of phase the other side connector conjugates relative to the first free end 35B-3 and stops excessive distortion.As a result, the first elastic arm 35 and the second elastic arm 36 can not be damaged, and can reliably carry out connector and extract.Above-mentioned first limiting unit 37 and the second limiting unit 38 all link respectively with corresponding attached portion 31 and 32, therefore, attached portion 31 has and the first elastic arm 35 is added with the width of both the first limiting units 37 and the width that obtains and become broad, and then attached portion 32 has and the second elastic arm 36 is added with the width of both the second limiting units 38 and the width that obtains and become broad, can guide performance be improved and increase the intensity relative to the brazing of circuit substrate.
Secondly, although be phase the other side connector 2, in the present embodiment, this phase the other side connector 2 is also same with already described connector 1 is installed on corresponding circuit substrate and is used.Thus, when above-mentioned connector 1 is fitting to connection with phase the other side connector, the circuit part of two circuit substrates is connected to each other.
As can be found out from Fig. 1 and Fig. 4, phase the other side connector 2 has: the housing 40 made by electrical insulating material; Kept by this housing 40 and the signal terminal 50 arranged along the length direction of this housing 40; And be installed on the power supply terminal 60 at both ends of the extraneous housing 40 of signal terminal.
Housing 40 has: the perisporium 41 of the cubic frame-shaped chimeric with the space being formed in the receptacle 16 of recess of formation ring-type of housing 10 of already described connector 1, the central authorities that are namely formed in island dash forward between wall 12 and the perisporium 13 surrounding the prominent wall 12 of these central authorities and diapire 42.Perisporium 41 is made up of sidewall 43 and end wall 44, is formed and receives the central authorities of above-mentioned connector 1 to dash forward the central indentation 45 of wall 12.
Signal terminal 50 is by making metal band-shaped parts towards thickness direction bending machining.This signal terminal 50 has: the inverted U-shaped maintained portion 51 kept by the top (being top under the state of Fig. 1) of the sidewall 43 of housing; And stretch out towards side from the diapire 42 of housing 40 and brazing in the connecting portion 52 of circuit substrate.The face being formed as the inboard legs of inverted U-shaped above-mentioned maintained portion 51 forms the contact site 51A of contact site 22A Elastic Contact of the elastic arm 22 for the signal terminal 20 being arranged at above-mentioned connector 1, is provided with the locking recess 51B that the jut 21A for the locking of the signal terminal 20 being formed at above-mentioned connector 1 engages in the face of the outside foot of above-mentioned maintained portion 51.The present invention is not take signal terminal as purport, therefore omits further instruction for signal terminal.
Power supply terminal 60 under the state chimeric with above-mentioned connector 1 for making source current flow towards the power supply terminal 30 of connector 1, but in the present embodiment, meanwhile, also have and to be guided by the power supply terminal 30 of this connector 1 when present dynasty's connector 1 is fitted together to and by the function guided towards normal position.Two power supply terminals 30,60 be about to start chimeric before manyly relatively to stagger a little from regular nested position, mutually abut when starting chimeric, especially in the end of connector, that bight place abuts force rate is larger.Thus, when having above-mentioned guiding function, the frictional force in the impulsive force of abutting and chimeric process fully can be resisted.
Above-mentioned power supply terminal 60 is same with the power supply terminal 30 of connector 1 by being made towards its thickness of slab direction bending machining by metallic plate, and has integratedly: at length direction end position by the such as integrally formed attached portion 61 being installed on inverted U-shaped (with reference to Fig. 4) of housing 40; From the connecting portion 62 that the end faces outwards side of this attached portion 61 is stretched out; And be positioned at the end face portion 63 of outer surface of end wall 44 of housing 40.
Above-mentioned attached portion 61 is formed as inverted U-shaped as mentioned above, has interior pin and outer pin, and is kept by the end wall 44 of housing 40.The outer pin of above-mentioned attached portion 61 is incorporated in the recess 44A formed in the side of the end wall 44 of housing.Connecting portion 62 is positioned at the bottom surface of housing 40, when phase the other side connector 2 being configured at circuit substrate and the power circuit part brazing of circuit substrate.Be formed with locking recess 61A respectively at the outer surface of the outer pin of the attached portion 61 of two sides, the first lock part 35D being positioned at the first base portion 35 of the power supply terminal 30 of connector 1 and the second lock part 36D being positioned at the second base portion 36A is locked to this locking recess 61A respectively.
Above-mentioned end face portion 63 has: by the attached portion 61 of the above-mentioned two sides linking part 63A that the bottom of pin links in them each other; Bend outward and the connecting portion 63B stretched out along the length direction of connector from this linking part 63A; And bend inward and the rib 63C stretched out along above-mentioned length direction from above-mentioned linking part 63A.For such power supply terminal 60, with housing 40 integrally formed after, linking part between itself and bracket is cut off, thus above-mentioned connecting portion 63B and the connecting portion 62 that stretches out from above-mentioned attached portion 61 is same and the power circuit part brazing of circuit substrate, match with this connecting portion 62 and increase current capacity, and strengthening the confining force of connector relative to circuit substrate.
Like this, phase the other side connector 2 forms the fitting portion relative to above-mentioned connector 1 at the outer peripheral face of the housing 40 being arranged with signal terminal 50 and power supply terminal 60, and this fitting portion is fitted together to towards connector 1.
The connector 1 formed by this way and phase the other side connector 2 are mutually chimeric and used as electric connector assembly.
During use, signal terminal 20,50 is installed on corresponding circuit substrate with power supply terminal 30,60 by brazing by connector 1 and phase the other side connector 2 respectively, and make its be in as shown in Figure 2 be about to chimeric before position.In fig. 2, omit the diagram of circuit substrate itself, but in fig. 2, for connector 1, circuit substrate is positioned at the lower surface of its diapire, for phase the other side connector 2, circuit substrate is positioned at the upper surface of its diapire upward, and connector 1 is facing in mutually chimeric direction with the state that circuit substrate is parallel each other with phase the other side connector 2.In the present embodiment, in any one accompanying drawing, be omitted the diagram of circuit substrate.
Fig. 2 be about to chimeric before attitude under, phase the other side connector 2 keeps its attitude constant and declines towards connector 1.When each other when normal position start chimeric after, the perisporium 41 as fitting portion of phase the other side connector 2 is embedded in the receptacle 16 of the ring-type of connector 1, meanwhile, the central authorities of connector 1 central indentation 45, two connectors 1,2 that wall 12 enters phase the other side connector 2 of dashing forward are fitted together in the mode of engagement.Starting in chimeric and then chimeric process, when there is the skew of a little position at above-mentioned length direction and connector Width, based on the inverted U-shaped attached portion 61 of pars convoluta 34, the first base portion 35A of power supply terminal 30 and the second base portion 36A and power supply terminal 60, the mutual sliding contact of rib 63C and the guiding function that obtains is guided towards normal position and embeds.
When connector has been fitted together to, the signal terminal of connector 1 contacts with the contact site 51A of the signal terminal 50 of phase the other side connector 2 at its contact site 22A, the locking jut 21A of above-mentioned signal terminal 20 is locked to the locking recess 51B of relative square signal terminal 50, thus prevent deviating from of connector, keep terminal regular contact position each other.
On the other hand, as from Fig. 6, it is such that Fig. 7 can find out, relative to the power supply terminal 30 of connector 1, the fitting portion of phase the other side connector 2 enters two elastic arms of above-mentioned power supply terminal 30, namely between the first base portion 35A in the formation U-shaped portion of the first elastic arm 35 and the first free end 35B-3, and second elastic arm 36 the second base portion 36A in formation U-shaped portion and the second free end 36B-3 between, the power supply terminal 60 of phase the other side connector 2 contacts in the mode clamped by the first contact site 35C being formed at above-mentioned first free end 35B-3 and the second contact site 36C of being formed at the second free end 36B-3, and then, the the first lock part 35D being positioned at the first base portion 35A and the second lock part 36D being positioned at the second base portion 36A is locked to each locking recess 61A of the power supply terminal 60 being formed in phase the other side connector 2, thus stop extracting and maintaining regular chimerism of connector, in this condition, source current is at two connectors 1, the power supply terminal 30 of 2, flow between 60.
According to such connector 1 with power supply terminal 30, separate and can the first elastic arm 35 of elasticity displacement and the first respective contact site 35C of the second elastic arm 36 and the second contact site 36C Elastic Contact and clamp phase the other side connector 2, therefore, elasticity displacement can be obtained at these two contact sites of first and second contact site 35C, 36C being positioned at opposed position, elasticity can be guaranteed significantly.And, utilize in both sides the first lock part 35D and the second lock part 36D to prevent deviating from of phase the other side connector 2, therefore, also reliably can prevent the tendency that phase the other side connector is inadvertently deviate from Width inclination.Therefore, be fitted together to when the direction state that position offsets a little is fitted together to or when producing the external force making position offset under chimerism when remaining on connector, first contact site 35C or the second contact site 36C conjugate and the first lock part 35D or the second lock part 36D follows the displacement of the first contact site 35C or the second contact site 36C, thus, the intensity of locking can not be impaired, can improve contact reliability.
Then, when being extracted from connector 1 by phase the other side connector 2, above-mentioned phase the other side connector 2 is applied to the larger withdrawal force of the first lock part 35D of this connector 1 of opposing and the locking locking power at the second lock part 36D place.When be subject to this withdrawal force and phase the other side connector 2 towards extract direction move a little time, the power supply terminal 60 of phase the other side connector 2 slides at the first contact site 35C of the power supply terminal 30 of connector 1 and the second contact site 36C and is intended to deviate from, therefore, allow that phase the other side connector 2 is towards deviating from direction movement further.Like this, phase the other side connector 2 is pulled out.
In the withdrawal process of phase the other side connector 2, the above-mentioned first contact site 35C of connector 1 and the second contact site 36C is transversely elasticity displacement as mentioned above, therefore, withdrawal force is subject to and the first free end 35B-3 of the first elastic arm 35 and second free end 36B-3 of the second elastic arm 36 is out of shape in the mode lifted upward.But, because the second limiting unit 38 and the first limiting unit 37 lay respectively at directly over the first free end 35B-3 and the second free end 36B-3, therefore, first free end 35B-3 abuts with the second limiting unit 38 and then the second free end 36B-3 abuts with the first limiting unit 37, thus, the excessive displacement more than ormal weight is limited.Thus, under this restriction, can give sufficient withdrawal force to phase the other side connector 2, the elastic arm of connector 1 can not damage because of excessive displacement.
In the present embodiment, be formed with fixing projection 31A, 32A at the lateral margin of attached portion 31,32, but also can be formed with projection 31A, 32A at second hanging portion 35B-1,36B-1 of the described later first and second elastic arm 35,36.In this case, also can nip corresponding above-mentioned mounting groove 14B-1 groove face thus prevent deviating from of power supply terminal 30.In addition, above-mentioned first and second elastic arm 35,36 is to adjoin each other at above-mentioned length direction and the mode mutually extended in the opposite direction towards free end arranges, but can certainly respectively arrange one in the end of connector 1, and mutually extend in the opposite direction towards free end.In addition, for the present invention, can as shown in Figure 7 to increase and decrease the form that the first and second elastic arm 35,36 and the mode of diapire 11 scopes contacted of housing change housing, thus the elasticity of suitable setting the first and second elastic arm 35,36.In addition, the present invention is not limited to the mode shown in Fig. 1 to Fig. 7, can carry out various change.
First elastic arm 35 of power supply terminal 30 and the second elastic arm 36 also can not extend along the diapire 11 of housing 10, and extend along end wall 15 as shown in Figure 8.In this case, the first elastic arm 35 and the second elastic arm 36 locate in mode adjacent up and down, when be fitted together to from connector direction, namely top view, be formed as U-shaped.The upside ora terminalis of the first free end 35B-3 of the first elastic arm 35 abuts with the second limiting unit 38 and is restricted, and the upper side end of the second free end 36B-3 of the second elasticity wrist 36 abuts with the base portion of the first elasticity wrist 35 and is restricted.
Secondly, power supply terminal 30 without the need to linking the first elastic arm 35 and the second elastic arm 36 by linking part and form the first terminal as already described example, and as shown in Figure 9, also can be formed as not having linking part, the first elastic arm 35 and the second elastic arm 36 are independent discretely and be formed as different power supply terminals respectively.In this case, under the state that two-terminal is kept by the sidewall 14 of housing, contact from the mode of sandwich phase the other side connector 2 relative to a power supply terminal of phase the other side connector with the second contact site 36C to utilize the first contact site 35C of the first elastic arm 35.
As shown in Figure 10, also can be formed as, power supply terminal 30 is installed on housing 10 with the position of phase the other side connector opposition side from below, namely.Under the state of Figure 10, the mode of the fastening groove portion 33A being formed at the shape of the bottom of linking part 33 in already described mode on top with opening upward as can be found out from Figure 10 is formed, when installing relative to housing from below, press-in is locked to the locking teat (not shown) of corresponding housing from below.In the mode of Figure 10, the attached portion 31,32 of power supply terminal 30 is located in the mode of the inner surface of the sidewall 14 in the face of housing, be pressed in the mounting groove formed that submerges at this inner surface from below, the projection 31A being formed at the lateral margin of attached portion 31 nips the corresponding groove face of above-mentioned mounting groove, thus prevents power supply terminal 30 from deviating from.In the mode of such Figure 10, comprise the perisporium 13 that above-mentioned attached portion 31,32, the first and the second elastic arm 35,36 is positioned at housing.In the mode of Figure 10, above-mentioned attached portion 31,32 lower ends bent and formed for the connecting portion 39,39 with circuit substrate brazing towards the part that the foreign side of housing bends.
The power supply terminal 30 described in Fig. 1 to Figure 10 also can be used as earth terminal.In this case, earth terminal connects with the corresponding earth terminal of phase the other side connector.
In addition, when terminal of the present invention is used as earth terminal, also can be formed as integrated with shield member and shield member also comprises the mode of earth terminal.In the mode shown in Figure 11, have shield member 39A linking the state of earth terminal 30 with the power supply terminal same shape shown in Fig. 9, this shield member 39A is positioned at the outer surface of the sidewall of housing and has the barricade of band plate-like.Thus, in fig. 11, the shield member with the first elastic arm 35 and the shield member with the second elastic arm 36 are formed discretely, the part of the barricade of each shield member 39A in the face of corresponding sidewall 14 outer surface and play shield effectiveness, further, the lower ora terminalis of attached portion 31,32 and the earthed circuit brazing of circuit substrate and play function as earth terminal.
In addition, in the above-described embodiments, the power supply terminal 30 being formed with the first and second elastic arm 35,36 is installed at socket connector, but can certainly pin connector be installed on.
Label declaration
1: electric connector (socket connector); 2: phase the other side electric connector (pin connector); 10: housing; 11: diapire; 13: perisporium; 14: sidewall; 15: end wall; 16: receptacle; 30:(power supply) terminal (earth terminal); 33: linking part; 35: the first elastic arms; 35A: the first base portion; 35B-3: the first free end; 35C: the first contact site; 35D:(first) lock part; 36: the second elastic arms; 36A: the second base portion; 36B-3: the second free end; 36C: the second contact site; 36D:(second) lock part; 37: the first limiting units; 38: the second limiting units; 39: shield member.
Claims (7)
1. an electric connector, the receptacle of the corresponding fitting portion of phase the other side electric connector is received to be formed as the space surrounded with the perisporium erected from this diapire by the diapire of housing, perisporium have using a direction as length direction in the pair of sidewalls that this length direction extends concurrently, and by one end of described pair of sidewalls each other and the pair of end walls that links separately from each other of the other end, multiple terminal is kept by perisporium, there is the contact site contacted with the corresponding terminal of the corresponding fitting portion being arranged at phase the other side electric connector in described receptacle, and the connecting portion had respectively for being connected with circuit substrate,
The feature of described electric connector is,
Terminal is formed as the first terminal and the second terminal two kinds of terminals separately with the first elastic arm and the second elastic arm, or be formed as the single terminal that the first elastic arm and the second elastic arm are connected, described first elastic arm is from being positioned at first base portion of sidewall of a side towards the sidewall of the opposing party, and be formed with the first free end, described second elastic arm is from being positioned at second base portion of sidewall of the opposing party towards the sidewall of a side, and be formed with the second free end, first elastic arm and the second elastic arm allow that the corresponding fitting portion of phase the other side electric connector enters, be formed respectively and the first contact site of the corresponding terminal Elastic Contact of phase the other side electric connector and the second contact site at described first free end and described second free end.
2. electric connector according to claim 1, is characterized in that,
First elastic arm and the second elastic arm are arranged at the first terminal independently and the second terminal, the terminal pair that the length direction that the first terminal and the second terminal are formed in perisporium adjoins each other.
3. electric connector according to claim 1, is characterized in that,
First elastic arm and the second elastic arm are linked by linking part and form single terminal, and described linking part is located along end wall.
4. electric connector according to any one of claim 1 to 3, is characterized in that,
First elastic arm and the second elastic arm are provided with in each position of the first base portion and the second base portion and extract at connector the lock part that direction engages with the corresponding terminal of phase the other side electric connector.
5. electric connector according to any one of claim 1 to 4, is characterized in that,
Terminal relative to first base portion of the first elastic arm and the second elastic arm and the second base portion respectively at the length direction adjoining position of perisporium, be provided with restriction second free end and the first free end the first limiting unit of elasticity displacement upward and the second limiting unit respectively.
6. electric connector according to any one of claim 1 to 5, is characterized in that,
Terminal is power supply terminal or earth terminal.
7. an electric connector, the receptacle of the corresponding fitting portion of phase the other side electric connector is received to be formed as the space surrounded with the perisporium erected from this diapire by the diapire of housing, perisporium have using a direction as length direction in the pair of sidewalls that this length direction extends concurrently, and by one end of described pair of sidewalls each other and the pair of end walls that links separately from each other of the other end, shield member is kept by perisporium, there is the contact site contacted with the corresponding grounding parts of the corresponding fitting portion being arranged at phase the other side electric connector in described receptacle, and the connecting portion had respectively for being connected with circuit substrate,
The feature of described electric connector is,
Shield member is formed as the first shield member and secondary shielding parts two kinds of shield members separately with the first elastic arm and the second elastic arm, or be formed as the single shield member that the first elastic arm and the second elastic arm are connected, described first elastic arm is from being positioned at first base portion of sidewall of a side towards the sidewall of the opposing party, and be formed with the first free end, described second elastic arm is from being positioned at second base portion of sidewall of the opposing party towards the sidewall of a side, and be formed with the second free end, first elastic arm and the second elastic arm allow that the corresponding fitting portion of phase the other side electric connector enters, be formed respectively and the first contact site of the corresponding grounding parts Elastic Contact of phase the other side electric connector and the second contact site at described first free end and described second free end.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013-265068 | 2013-12-24 | ||
| JP2013265068A JP5972855B2 (en) | 2013-12-24 | 2013-12-24 | Electrical connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104733897A true CN104733897A (en) | 2015-06-24 |
| CN104733897B CN104733897B (en) | 2017-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410817966.4A Active CN104733897B (en) | 2013-12-24 | 2014-12-24 | Electric connector |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP5972855B2 (en) |
| KR (1) | KR101745466B1 (en) |
| CN (1) | CN104733897B (en) |
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Also Published As
| Publication number | Publication date |
|---|---|
| JP5972855B2 (en) | 2016-08-17 |
| JP2015122189A (en) | 2015-07-02 |
| KR101745466B1 (en) | 2017-06-09 |
| CN104733897B (en) | 2017-04-12 |
| KR20150075029A (en) | 2015-07-02 |
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