CN102332648B - Electric connector for flat conductor - Google Patents
Electric connector for flat conductor Download PDFInfo
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- CN102332648B CN102332648B CN201110152304.6A CN201110152304A CN102332648B CN 102332648 B CN102332648 B CN 102332648B CN 201110152304 A CN201110152304 A CN 201110152304A CN 102332648 B CN102332648 B CN 102332648B
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- terminal
- cam
- mentioned
- towards
- movable link
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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
- H01R12/77—Coupling devices for flexible printed circuits, flat or ribbon cables or like structures
- H01R12/771—Details
- H01R12/774—Retainers
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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
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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
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
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- Coupling Device And Connection With Printed Circuit (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
An electric connector for a flat conductor comprises two kinds of terminals with different assembling directions towards a shell and can greatly reduce position error of cam parts. In the flat type electric connector for the conductor, an attaching part (38A) of a second terminal (30) attached with the cam is arranged at a position which is the same with a lower edge of a position limiting part (18B) or therebelow, an attaching part (28A) of a first terminal (20) is arranged above the attaching part (38A) of the second terminal (30), a first cam part (55) and a second cam part (56) of a movable construction member (3) can rotate around a common axes, the movable construction member (3) is provided with upper cam edges (55B), (56B) and lower cam edges (55A), (56A) which are abutted against upper arm parts and lower arm parts of the first terminal and the second terminal, the lower cam edges (55A), (56A) of the first cam part (55) and the second cam part (56) can form that when the movable construction member (3) turns towards a closed position, the difference of radius lengths of the cams which are movably contacted with the lower arm part within a movable contacting range and in the optional same angle positions is a fixed value.
Description
Technical field
The present invention relates to a kind of electrical connector.
Background technology
In the disclosed connector of patent documentation 1, terminal has upper arm parts and the lower arm part of extending to front-rear direction, forms and links both horizontal H word shapes with linking part.In this patent documentation 1, terminal is to form by two kinds, and all forms horizontal H word shape, and wherein a kind of terminal is assembled towards housing from the place ahead, and another kind of terminal is assembled towards housing from rear.Due to the difference of this assembling direction, so, comprising that the connecting portion that circuit substrate connects with tomorrow is all different at detail section, and forming horizontal H word shape this respect, two kinds of terminals are same shape basically.Under the state towards the housing assembling, rear portion side at two kinds of terminals, between upper arm parts and lower arm part, to insert as the FPC of connecting object thing, have in the toe lateral of two kinds of terminals and be positioned at the movable link (control member) with the cam part of each terminal correspondence position between upper arm parts and lower arm part by operation, cam part is lifted the front portion of the upper arm parts of two kinds of terminals, and according to lever principle, upper arm parts be take the position of linking part makes the rear portion of this upper arm parts towards below elasticity displacement as fulcrum.Press flat conductive member by its strain at the rear portion of this terminal towards below, make it and being connected of rear portion of the lower arm part of terminal become reliable.
In this patent documentation 1, the cam part of movable link when movable link is operated, be subject to from below reaction force, by this reaction force, for two kinds of terminals, the upper limb of this cam part all can directly contact and it is lifted towards top with the front portion of the upper arm parts of terminal.Relatively, the lower edge of this cam is directly pressed the lower arm part of this terminal and is subject to the reaction force towards top for a kind of terminal wherein, and for another kind of terminal, presses the housing that the lower arm part to this another kind terminal kept and is subject to reaction force.
Patent documentation 1: No. 4279823rd, Japanese Patent Laid
In patent documentation 1, in the cam part of movable link, its position cam part corresponding with a kind of terminal only with this terminal butt, and its position cam part corresponding with another kind of terminal is connected to lower edge and housing butt at upper limb and terminal.Therefore, its position cam part corresponding from another kind of terminal positioned at the above-below direction upper support by two kinds of different members.In general, member can exist foozle and assembly error.Therefore, may there be the site error of the error accumulation of above-mentioned two members in this cam part.This can make the error of the amount of lifting of the upper arm parts front portion of terminal become large, consequently, can make to become large in the error of the elasticity addendum modification at upper arm parts rear portion.The contact of the error of this elasticity addendum modification to flat conductive member and terminal, between a kind of terminal and another kind of terminal, meeting produces the difference of contact.This can make the reliability of the connection status of terminal and flat conductive member reduce.
Summary of the invention
The present invention does in view of said circumstances, its purpose is to provide a kind of electrical connector, has the two kind terminals different towards the assembling direction of housing, and for two kinds of terminals, the cam part that makes movable link only with the terminal butt, can do one's utmost to reduce by this site error of cam part.
Electrical connector of the present invention has: a plurality of terminals, and the plurality of terminal is that to maintain the planar plate face of metallic plate made, at the fore-and-aft direction pars intermedia, the upper arm parts that will extend to front-rear direction by linking part and lower arm part link, housing, this housing is formed with the terminal groove on the rectangular direction of plate face with this terminal, this terminal being arranged and kept, towards the peristome of accommodating for flat conductive member of rear opening, and movable link, this movable link can move between the enable possition that flat conductive member can be accommodated to the peristome insertion towards this and the off-position of the flat conductive member after inserting being pressed with above-mentioned upper arm parts, a plurality of terminals have the first terminal that is installed to above-mentioned terminal groove from front side, be installed to these two kinds of terminals of the second terminal of above-mentioned terminal groove from rear side, at least at the above-mentioned terminal groove that the second terminal is installed, be provided with the position limitation section of island, at movable link, be positioned under the state of enable possition, flat conductive member is inserted to the above-mentioned peristome of accommodating, when movable link moves towards off-position, the cam part that is formed at this movable link is lifted the front portion of each upper arm parts of the first terminal and the second terminal towards top, make the rear portion of this upper arm parts towards the below strain, thereby flat conductive member is pressed towards below.
In this electrical connector, in the present invention, the position of the lower arm part of the second terminal part on the front than linking part is corresponding to above-mentioned position limitation section, and it is positioned at the position identical with the lower edge of this position limitation section with the position of cam butt or the position on the lower than it on above-below direction.
The lower arm part of this first terminal and the position that is formed on than linking part the cam part butt of part on the front are positioned at the top side's in butt position of more above-mentioned the second terminal position on above-below direction, the cam part of movable link position corresponding with the first terminal and the second terminal on the terminal board column direction has respectively the first cam part and the second cam part, the first cam part and the second cam part are rotated around common axis, and there is epirelief wheel rim and lower cam edge with the place ahead part butt of each upper arm parts of the first terminal and the second terminal and lower arm part, each time cam edge of above-mentioned the first cam part and the second cam part forms when movable link rotates from enable possition towards off-position, with the cam radius length difference each other of any equal angular position in the sliding contact scope of lower arm part sliding contact be definite value.
In the connector of the present invention of this structure, for housing, the first terminal from the place ahead and the second terminal from rear, towards corresponding terminal groove, install respectively.The terminal groove of using at the second terminal is provided with the position limitation section of island, the linking part that the upper arm parts of this second terminal and lower arm part are linked is positioned at the position of more above-mentioned position limitation section by rear on fore-and-aft direction, that is to say, the position of lower arm part part on the front than linking part is corresponding to position limitation section.The lower edge of the position at and position cam butt that form at the upper limb place of this place ahead part and above-mentioned position limitation section is identical or be positioned at than it position on the lower.Therefore, when from rear, the second terminal being installed, for the place ahead part of the lower arm part that forms this butt position, above-mentioned position limitation section can not become obstruction, and the second terminal can be installed from rear.Relatively, because the first terminal is installed from the place ahead, so have nothing to do with having or not corresponding position limitation section, the top side in butt position of more above-mentioned second terminal in position of the part of the first terminal and cam butt also has no relations.
Movable link has the first corresponding with the first terminal and the second terminal respectively cam part and the second cam part, and two cam part are rotated around common axis.Therefore, the distance till from the axis of the first cam part and the second cam part to each butt position of the first terminal and the second terminal, with respect to the first terminal, the second terminal is larger.In the present invention, set poor in the cam radius of its lower cam edge of the first cam part and the second cam part according to this range difference, so, in the sliding contact scope, in rotation, above-mentioned epirelief wheel rim and lower cam edge all directly contact with terminal.Therefore, relevant with the position of cam part, can reduce manufacture and assembly error between movable link and housing, for the contact between flat conductive member and terminal, the error between two kinds of terminals tails off, and can make contact stabilization.
In addition, in the present invention, under above-mentioned condition, can make the axis of above-mentioned cam be positioned at top, even dwindle the length of the operating portion of movable link, at movable link, be positioned under the state of enable possition, also the overhang towards top outside housing of this operating portion can be guaranteed to the good size of operability for making movable link, and the overhang outside housing on fore-and-aft direction of the connector under the off-position state can not become greatly, can realize in the namely miniaturization under user mode of connector of off-position.
In the present invention, each time cam edge of the first cam part of movable link and the second cam part can be with circular-arc formation.In this case, the lower cam edge of the first cam part and the second cam part forms and has the poor concentrically ringed part of cam radius.In the present invention, as long as there is above-mentioned cam radius, also can form the first cam part and the second cam part by other curves beyond circular arc.
In the present invention, in the lower arm part of the first terminal, have along the recessed bend of the lower cam edge in the sliding contact scope of the first cam part, in the lower arm part of the second terminal, there is the linearity section of extending to front-rear direction.The first corresponding cam part and the lower cam edge of the second cam part are supporting respectively in the above-mentioned recessed bend formed in this mode and linearity section.The recessed bend of this first terminal is used for preventing that cam from coming off, and the linearity section of the second terminal can make the second terminal insert from rear.
As mentioned above, in the present invention, for from the place ahead and two kinds of terminals installing towards housing of rear, to be formed on height and there is difference with the butt position of the cam part butt of the movable link that is used for pressing flat conductive member, to allow to carry out above-mentioned installation, so can only with terminal, support above-mentioned cam part, consequently, foozle and assembly error can be controlled to Min., can eliminate the error of terminal towards the pressing force of flat conductive member, improve the connection reliability between terminal and flat conductive member.In addition, in the present invention, can make the axis of above-mentioned cam be positioned at top, even the length of the operating portion of movable link is dwindled, at movable link, be positioned under the state of enable possition, can be by this operating portion the overhang towards top outside housing guarantee the good size of operability for making movable link, and the connector overhang outside housing on fore-and-aft direction that is positioned at off-position can not become greatly, can realize the namely miniaturization under user mode of connector of this off-position.
The accompanying drawing explanation
Fig. 1 means the stereogram of outward appearance of integral body of the connector of an embodiment of the present invention.
Fig. 2 is the cutaway view of the connector of movable link Fig. 1 while being positioned at enable possition, and Fig. 2 (A) is the cutaway view at the first terminal place, and Fig. 2 (B) is the cutaway view at the second terminal place, and Fig. 2 (C) is the cutaway view at accessory place.
Fig. 3 is the cutaway view of the connector of movable link Fig. 1 while being positioned at off-position, and Fig. 3 (A) is the cutaway view at the first terminal place, and Fig. 3 (B) is the cutaway view at the second terminal place, and Fig. 3 (C) is the cutaway view at accessory place.
(symbol description)
1: connector
3: movable link
10: housing
16: accommodate peristome
18A: position limitation section
20: the first terminal
21: upper arm parts
22: lower arm part
23: linking part
28A: butt position
30: the second terminals
31: upper arm parts
32: lower arm part
33: linking part
38A: butt position
55: the first cam part
55A: lower cam edge
55B: epirelief wheel rim
56: the second cam part
56A: lower cam edge
56B: epirelief wheel rim
F: flat conductive member
Embodiment
One embodiment of the present invention below is described with reference to the accompanying drawings.
In Fig. 1, symbol 1 is the connector of present embodiment, and symbol F is the flat conductive member be connected with this connector 1.
Flat conductive member F has at its leading section (the upper right edge in figure) coupling part be connected with above-mentioned connector 1, and in long way is extended towards the rear, but means in the drawings the part of the location after a while of coupling part, and more diagram is omitted at rear.In the present embodiment, above-mentioned flat conductive member F removes the covering section of its leading section upper surface, the F1 of connecting circuit section is exposed and forms coupling part.Intensity while being connected with connector in order to improve, the lower surface in this coupling part is provided with strengthens thin slice F2.
In the coupling part of above-mentioned flat conductive member F, in its Width both side edges, utilize notch part to form engaged F3.Allow the engaging portion of claw-like of aftermentioned accessory enter this nick shaped engaged F3 and with its engaging, contribute to prevent that flat conductive member F from coming off.
The F1 of connecting circuit section of the coupling part of above-mentioned flat conductive member F is provided with the pad F4 formed at a plurality of wiring parts that are arranged in above-mentioned Width respectively, and this pad F4 alternately front and back is configured to staggered.
On the other hand, connector 1 is by connector body 2, formed by movable movable link 3 by 2 supportings of this connector body.
Connector body 2 has: the made housing 10 by the electric insulation material; The first terminal 20 and second terminal 30 these two kinds of terminals of making and kept by housing 10 by metallic plate; And the accessory 40 of similarly being made by metallic plate and being kept by housing 10 with these terminals.
Above-mentioned the first terminal 20, the second terminal 30 and accessory 40 are that to maintain the smooth plate face of metallic plate made, related to this, be used for for these members insert the first end pilot trench 11, the second terminal groove 12 and the groove width of accessory slot 13 on the terminal board column direction that keep also form with the thickness of slab of the first terminal 20, the second terminal 30 and accessory 40 about equally, in Fig. 2 (A), Fig. 2 (B) and Fig. 2 (C), will be with the rectangular direction of paper as above-mentioned groove width.
Respectively as shown in Fig. 2 (A), Fig. 2 (B) and Fig. 2 (C), first end pilot trench 11, the second terminal groove 12 and accessory slot 13 run through and are formed at fore-and-aft direction (right-hand and left in figure) between the upper wall 14 of housing 10 and diapire 15.The rear portion of above-mentioned first end pilot trench 11, the second terminal groove 12 and accessory slot 13 is communicated with by the connectivity slot towards extending with the rectangular direction of the paper of Fig. 2 at the short transverse middle position each other, what this connectivity slot formed opening towards the rear accommodates peristome 16, the coupling part of flat conductive member F can be imported to this and accommodate peristome 16.The Background Region of first end pilot trench 11, the second terminal groove 12 and accessory slot 13 is separated up and down and is formed with the first terminal upper slot 11A and the first terminal lower channel 11B, the second terminal upper portion groove 12A and the second terminal lower channel 12B, accessory upper slot 13A and accessory lower channel 13B by the above-mentioned peristome 16 of accommodating.
Above-mentioned first end pilot trench 11, the second terminal groove 12 and accessory slot 13 also are communicated with in its front portion.That is to say, the front portion of above-mentioned first end pilot trench 11, the second terminal groove 12 and accessory slot 13 is communicated with by the open space 17 formed above more at the diapire 15 of more above-mentioned housing 10.Therefore, in this front portion, upper wall 14 forms breach, and this open space 17 can set and rotate for movable link 3.As shown in Fig. 2 (C), above-mentioned upper wall 14, on the terminal board column direction, also has barbed portion at the ， rear portion, position of the accessory slot 13 of both end sides, can make corresponding part abundant displacement towards top of the accessory 40 at this place.
In above-mentioned first end pilot trench 11, the second terminal groove 12 and accessory slot 13, on fore-and-aft direction in the part between peristome 16 of accommodating at the above-mentioned open space 17 of front portion and rear portion, be respectively arranged with the 18A of position limitation section, the 18B and the 18C that form island at above-below direction between upper wall 14 and diapire 15, the subtend inner surface of each groove is connected to each other.The 18B of position limitation section, the 18C that are located at above-mentioned the second terminal groove 12 and accessory slot 13 are positioned at same position each other on fore-and-aft direction, and are positioned at the place ahead of the 18A of position limitation section that is located at first end pilot trench 11.
On the terminal board column direction, in the part of the diapire 15 corresponding with above-mentioned first end pilot trench 11, the second terminal groove 12 and accessory slot 13, be formed with for the fixing fixed part of aftermentioned the first terminal 20, the second terminal 30 and accessory 40.For the fixed part 19A of first end pilot trench 11, being that the leading section of diapire 15 is made to taper section is formed, is that the rearward end of diapire 15 is made to taper section is formed for fixed part 19B, the 19C of the second terminal groove 12 and accessory slot 13.
Towards above-mentioned the first terminal groove 11, the second terminal groove 12 and accessory slot 13, insert respectively and maintained the first terminal 20, the second terminal 30 and accessory 40 are all the planar plate faces that maintains metallic plate makes roughly horizontal H word shape, have respectively upper arm parts 21,31,41 and lower arm part 22,32,42,23,33,43 of the linking parts that both are positioned at the pars intermedia of fore-and-aft direction link.The linking part 23 of the first terminal 20 is positioned at the place ahead of the corresponding above-mentioned position limitation 18A of section, and the linking part 33,43 of the second terminal 30 and accessory 40 all is positioned at the corresponding 18B of position limitation section, the rear of 18C.
As shown in Fig. 2 (A), although the upper arm parts 21 of the first terminal 20 extends near the front end of housing 10, and only extend to towards the rear the pars intermedia position.This upper arm parts 21 more form pressurized arm 24 in the place ahead than linking part 23, be positioned at top via rake from the flexible arm 25 at rear.Above-mentioned pressurized arm 24 is formed with pressurized recess 24A at its lower edge, is provided with downward the outstanding teat 25A that presses in the rear end of flexible arm 25.This upper arm parts 21 at above-mentioned pressurized recess 24A, from movable link 3 described later, be subject to towards above power the time, according to lever principle, using the position of linking part 23 as fulcrum, above-mentioned flexible arm 25 downward deflection tilts.
The rear portion of the lower arm part 22 of above-mentioned the first terminal 20 extends upwardly to the position roughly the same with the flexible arm 25 of above-mentioned upper arm parts 21 in front and back, the pressurized arm 24 of the more above-mentioned upper arm parts 21 in its front portion is towards more the place ahead extension and its front end are given prominence to outside housing.This lower arm part 22 is with respect to the position of linking part 23 fixedly arm 26 and rear fixedly arm 27 before front and back have.Before fixedly arm 26 have the fore-and-aft direction pars intermedia towards above swell cam support 28, towards the place ahead outside housing outstanding connecting portion 29.
The upper limb of above-mentioned cam support 28 arrives to the top position of the lower edge of the 18A of position limitation section of the island of housing 10, with the upper limb of L word shape roughly, forms cam butt position 28A.This cam butt position 28A has the straight edge part 28A-1 extended to front-rear direction, the circular-arc part 28A-2 that forms bight.This circular-arc part 28A-2 more above-mentioned straight edge part 28A-1 on above-below direction is recessed a little.
Above-mentioned connecting portion 29 is crooked the extension towards below, thereby have, is positioned at than the bottom surface of the diapire of housing 10 15 lower edge of below slightly, and this lower edge face is contacted with the circuit face corresponding with circuit substrate and can be welded.Be formed with the 29A of the section that is fixed of cut-in groove shape in the trailing edge side of this connecting portion 29, the fixed part 19A of the taper that this 29A of section that is fixed is formed towards diapire 15 places at above-mentioned housing 10 is pressed into, thereby has played the effect that the first terminal 20 is fixing towards housing 10.
The rear fixedly arm 27 of the lower arm part 22 of above-mentioned the first terminal 20 extends towards the rear from the position of linking part 23 and arrives the position that teat 25A is corresponding of pressing with upper arm parts 21.After this fixedly rear end of arm 27 be provided with above-mentioned press teat 25A subtend and towards above outstanding contact site 27A.And, on above-mentioned rear fixedly arm 27, the position corresponding with the 18A of position limitation section of above-mentioned housing 10 at fore-and-aft direction, be formed with the engaging teat 27B outstanding towards top.
The first terminal 20 formed in the above described manner direction rear in the past inserts towards first end pilot trench 11.When being inserted into assigned position, the rear fixedly arm 27 of lower arm part 22 is through between the 18A of position limitation section of the diapire 15 of housing 10 and island, the engaging teat 27B that is formed at rear fixedly arm 27 lower edge of the above-mentioned position limitation 18A of section of nipping, and the 29A of the section that is fixed of front fixedly arm 26 embeds the fixed part 19A of the diapire 15 of housing 10, thereby be fixed, prevent coming off of above-mentioned the first terminal 20.
As shown in Fig. 2 (B), the upper arm parts 31 of the second terminal 30 extends to the front end that approaches housing 10 and the back-end location that extends to towards the rear housing 10 towards the place ahead.This upper arm parts 31 forms pressurized arm 34 in the place ahead of linking part 33, at square one-tenth flexible arm 35 thereafter.Above-mentioned pressurized arm 34 is formed with pressurized recess 34A at its lower edge, the rear end of flexible arm 35 be provided with towards below the outstanding teat 35A that presses.When the above-mentioned pressurized recess 34A of this upper arm parts 31 is subject to the power towards top from movable link described later, according to lever principle, above-mentioned flexible arm 35 be take the position of linking part 33 and is tilted towards the below deflection as fulcrum.
The front portion of the lower arm part 32 of above-mentioned the second terminal 30 extends upwardly to the position ，Er rear portion more above-mentioned upper arm parts 31 roughly the same with the pressurized arm 34 of above-mentioned upper arm parts 31 flexible arm 35 in front and back extends towards the rear, and outside the outstanding housing in its rear end.This lower arm part 32 is with respect to the position of linking part 33 fixedly arm 36 and rear fixedly arm 37 before front and back have.Front fixedly arm 36 has is located at its anterior cam support 38.
The position of the upper limb of the cam support 38 of above-mentioned front fixedly arm 36 is identical with the position of the lower edge of the 18B of position limitation section of the island of housing 10 or than it more on the lower, forms the cam butt position 38A of linearly edge.
On above-mentioned front fixedly arm 36, on fore-and-aft direction between above-mentioned cam butt position 38A and linking part 33, the position corresponding with the 18B of position limitation section of above-mentioned housing 10, be formed with the engaging teat 36B outstanding towards top.
As mentioned above, in above-mentioned the second terminal 30, this connecting portion 39 is located on fore-and-aft direction the rearward end with the contrary side of connecting portion 29 of the first terminal 20.
The rear end of rear fixedly arm 37 be arranged to the outer above-mentioned connecting portion 39 of outstanding housing towards below crooked extension, thereby have, be positioned at than the bottom surface of the diapire of housing 10 15 lower edge of below slightly, this lower edge face is contacted with the circuit face corresponding with circuit substrate can being welded to connect.This connecting portion 39 is formed with the 39A of the section that is fixed of cut-in groove shape at its front edge side, this 39A of section that is fixed is pressed into towards the fixed part 19B of the taper of above-mentioned housing 10, thereby plays the effect that the second terminal 30 is fixing towards housing 10.
On the rear fixedly arm 37 of the lower arm part 32 of above-mentioned the second terminal 30, with more above-mentioned connecting portion 39 slightly on the front press the position that teat 35A is corresponding, be provided with above-mentioned press teat 35A subtend and towards top outstanding contact site 37A.
The second terminal 30 formed in the above described manner forwards inserts towards the second terminal groove 12 from rear.When being inserted into assigned position, the front fixedly arm 36 of lower arm part 32 runs through between the 18B of position limitation section of the diapire 15 of housing 10 and island, the engaging teat 36B that is formed at front fixedly arm 36 lower edge of the above-mentioned position limitation 18B of section of nipping, and fixedly the 39A of the section that is fixed of arm 37 embeds the fixed part 19B of the diapire 15 of housing 10 afterwards, thereby be fixed, prevent that above-mentioned the second terminal 30 from coming off.
As shown in Fig. 2 (C), accessory 40 forms the shape of similar the second terminal 30.While comparing with the second terminal 30, discrepancy is, although the engaging portion 45A of the rear end of upper arm parts 41 forms the shape that teat 35A is identical of pressing with the second terminal 30, forms greatlyr, and is not equivalent to the position of the contact site 37A of the second terminal 30 in the rear end of lower arm part 42.Other is identical with the second terminal 30, thus add that on the symbol of the second terminal 30 " 10 " become the symbol of " 40 " beginning, and the description thereof will be omitted.
The above-mentioned engaging portion 45A of accessory 40 forms larger hook-shaped and outstanding towards below, and its leading edge roughly meets at right angles with respect to fore-and-aft direction, and trailing edge forms beveled edge towards lower end.The flexible arm 45 that is formed with the upper arm parts 41 of this engaging portion 45A tilts above slightly towards rear, produce elastic deflection and make the above-mentioned engaging portion 45A that pressed by the front end of the flat conductive member that is inserted F square neck is oblique more upward, thereby can carry out the further insertion that flat conductive member F arrives assigned position.The barbed portion at the above-mentioned rear portion of the upper wall 14 of housing 10 allows flexible arm 45 this elastic deflection towards top.
In the first terminal 20, the second terminal 30 and accessory 40 being held in to the connector body 2 that housing 10 forms, by movable link 3, be movable, in the present embodiment, be supported to rotatable.
As shown in Figure 1, this movable link 3, as the member that roughly whole width extends of covering shell 10, is made by the electrical insulating material identical with housing 10.
Above-mentioned movable link 3 is supported to and can rotates between the off-position shown in the enable possition shown in Fig. 2 and Fig. 3.In Fig. 2, the pivot center of movable link 3 is positioned at the Lower Half of this movable link 3, and this Lower Half is contained in the open space 17 formed in the front portion of housing 10.In Fig. 2, outside this open space 17, than the upper wall of housing 10 14, the first half outstanding towards top becomes for the operating portion 51 for this movable link 3 of user's rotating operation.
Lower Half at Fig. 2 of above-mentioned movable link 3, on the Width (terminal board column direction) of movable link 3, in the position corresponding with the first terminal 20, the second terminal 30 and accessory 40, front and back are formed through the first slot part 52, the second slot part 53, and the 3rd slot part 54 of the slit-shaped that the front portion of each upper arm parts 21,31,41 that allows the first terminal 20, the second terminal 30 and accessory 40 enters.Therefore, the groove width of above-mentioned the first slot part 52, the second slot part 53 and the 3rd slot part 54 (with the meet at right angles groove inner surface width each other of direction of paper) is slightly larger than each thickness of slab of above-mentioned the first terminal 20, the second terminal 30 and accessory 40.Be respectively arranged with at above-mentioned the first slot part 52, the second slot part 53 and the 3rd slot part 54 the first cam part 55, the second cam part 56 and the 3rd cam part 57 that the groove inner surface is connected to each other.
As shown in Fig. 2 (A), the first cam part 55 arranged at corresponding with the first terminal 20 the first slot part 52 places is positioned at the bottom of above-mentioned the first slot part 52 of the movable link 3 of enable possition, the oval cross section with horizontal length.The center of rotation X of this first cam part 55, on the center of curvature of the arc sections on the right side in above-mentioned oval cross section, is positioned on the extended line of pivot center of above-mentioned movable link 3.Therefore, take above-mentioned center of rotation X take as an end straight line that the arbitrfary point of above-mentioned arc sections is the other end and becomes cam radius.Among the arc sections of the left and right sides of this first cam part 55, the arc sections that has the right side of center of rotation X forms lower cam edge 55A, the arc sections in left side forms epirelief wheel rim 55B.Lower cam edge 55A forms the sliding contact scope with the 28A sliding contact of cam butt position.Above-mentioned epirelief wheel rim 55B and lower cam edge 55A are across enough distances, by when above-mentioned the first cam part 55 turns to the off-position of Fig. 3 centered by center of rotation X, the pressurized arm 24 of the upper arm parts 21 of the first terminal 20 is pressed the elasticity displacement because of its pressurized recess 24A towards top.Although above-mentioned lower cam edge 55A is in the open position shown in Fig. 2 (A), and the recessed circular-arc part 28A-2 of cam butt position 28A between there is a little gap, but, along with the rotation towards off-position, can be contained in this circular-arc part 28A-2 and make the position stability of center of rotation X.
As shown in Fig. 2 (B), the second cam part 56 arranged at the second slot part 53 places corresponding with the second terminal 30 has the lower cam edge 56A of orthodrome on its right side, and there is the epirelief wheel rim 56B of small arc-shaped and form roughly fan type in its left side, center of rotation X is positioned at the position consistent with the first cam part 55, is the center of curvature formed with the circular arc of the above-mentioned lower cam edge 56A of the sliding contact scope of cam butt position 38A sliding contact.With respect to above-mentioned center of rotation X, the cam butt position 38A of cam support 38 be positioned at than the straight edge part 28A-1 of the cam butt position 28A of the cam support 28 of the first terminal 20 more the below position, so, the cam radius of the lower cam edge 56A contacted with above-mentioned cam butt position 38A is larger than the cam radius of the first cam part 55, in any angle position, all with the first cam part 55, to have certain cam radius poor.With the epirelief wheel rim 55B of the first cam part 55 similarly, the epirelief wheel rim 56B of above-mentioned the second cam part 56 and lower cam edge 56A are across enough distances, by when above-mentioned the second cam part 56 turns to the off-position of Fig. 3 centered by center of rotation X, the pressurized arm 34 of the upper arm parts of the second terminal 30 is pressed the elasticity displacement because of its pressurized recess 34A towards top.
As shown in Fig. 2 (C), the 3rd cam part 57 arranged at the 3rd slot part 54 places corresponding with accessory 40 is roughly the same with above-mentioned the second cam part 56 that is positioned at the second slot part 53, the lower cam edge 57A that there is orthodrome on its right side, the epirelief wheel rim 57B that there is small arc-shaped in its left side, and form roughly fan type, center of rotation X is positioned at the position consistent with the center of rotation of the first cam part 55 and the second cam part 56, is the center of curvature formed with the circular arc of the above-mentioned lower cam edge 57A of the sliding contact scope of cam butt position 48A sliding contact.With respect to above-mentioned center of rotation X, the cam butt position 48A of cam support 48 and the second cam part 56 are similarly, be positioned at than the straight edge part 28A-1 of the cam butt position 28A of the cam support 28 of the first terminal 20 more the below position, so, the cam radius of the lower cam edge 57A contacted with above-mentioned cam butt position 48A is larger than the cam radius of the first cam part 55, all has certain cam radius in any angle position poor.With the epirelief wheel rim 55B of the first cam part 55 similarly, the epirelief wheel rim 57B of above-mentioned the 3rd cam part 57 and lower cam edge 57A are across enough distances, by when above-mentioned the 3rd cam part 57 turns to the off-position of Fig. 3 centered by center of rotation X, the pressurized arm 44 of the upper arm parts of accessory 40 is pressed the elasticity displacement because of its pressurized recess 44A towards top.
Use in such a way the connector of the present embodiment of said structure, can bring into play its function.
At first, connector 1 is configured in to the assigned position on circuit substrate (not shown), the section that is welded and fixed 49 of accessory is welded to connect and the connecting portion 29 of the first terminal, the connecting portion 39 of the second terminal are fixed with the corresponding section of circuit substrate.
For be installed on the connector 1 of circuit substrate in this mode, as shown in Figure 2, take movable link 3 to enable possition, make the peristome 16 of accommodating of housing 10 become the state towards the rear opening, formation can be inserted the state of flat conductive member F.
Then, the coupling part of flat conductive member F is accommodated to peristome 16 is interior to be inserted towards the place ahead towards above-mentioned.The first terminal 20 is between the contact site 27A that presses teat 25A and lower arm part 22 of upper arm parts 21, the second terminal 30 is between the contact site 37A that presses teat 35A and lower arm part 32 of upper arm parts 31, all become the interval slightly wide than the thickness of the above-mentioned coupling part of flat conductive member F, so, the coupling part of this flat conductive member F easily can be inserted.But, about above-mentioned accessory 40, it between the engaging portion 45A of the upper arm parts 41 of this accessory 40 and lower arm part 42, is the narrow interval of thickness of the coupling part of more above-mentioned flat conductive member F, so lifting above-mentioned engaging portion 45A with its front end, flat conductive member F advances to assigned position, above-mentioned engaging portion 45A enters towards engaged F3 of the nick shaped of flat conductive member F, can prevent that by this flat conductive member F from coming off.
Then, as shown in Figure 3, make movable link 3 turn to off-position.By this rotation, the first cam part 55, the second cam part 56 and the 3rd cam part 57 of movable link 3 are rotated centered by center of rotation X, its lower cam edge 55A, 56A, 57A sliding contact are upper in butt position 28A, 38A, the 48A of corresponding the first terminal 20, the second terminal 30 and accessory 40, and epirelief wheel rim 55B, 56B, 57A press pressurized recess 24A, 34A, the 44A of corresponding the first terminal 20, the second terminal 30 and accessory 40 towards top.Consequently, the pressurized arm 24,34,44 of the upper arm parts 21,31,41 of the first terminal 20, the second terminal 30 and accessory 40 lifts, according to lever principle, flexible arm 25,35,45 is towards the below deflection, press teat 25A, 35A the upper surface of flat conductive member F is pressed towards below, engaging portion 45A further maintains its position towards the below displacement.Therefore, flat conductive member F contacts with contact site 27A, the 37A of the first terminal 20 and the second terminal 30 and realizes being electrically connected to the contact of regulation, by the engaging portion 45A of accessory 40, with engaged F3, prevents from reliably coming off.
In the present invention, even if this first terminal 20 is assembled into housing 10 from the place ahead, the second terminal 30 is assembled into housing 10 and the connector of formation from rear, also set for lower cam edge 55A and the 56A of the first corresponding cam part 55 and the second cam part 56 and there is certain semidiameter, so, the first cam part 55 and the second cam part 56 directly contact with the first terminal 20 and the second terminal 30 respectively all the time, therefore can eliminate foozle and the assembly error because existing housing to cause, upper arm parts 21, the terminal of 31 addendum modification error each other becomes very little, therefore, can make the contact of terminal and flat conductive member stable.In the present invention, in the first terminal 20, be positioned at top with the butt position 28A of the first cam part 55 butts, in the second terminal 30, because the cam radius of the second cam part is set greatlyr, so can make the center of rotation of cam be positioned at top, even do littlely by the length of the operating portion of movable link 3 51, at movable link, be positioned under the state of enable possition, also this operating portion can be guaranteed to the good size of operability for making movable link at the overhang towards top outside housing, and in off-position, connector on fore-and-aft direction outside housing outstanding overhang can not become large, can realize in the namely miniaturization under the use state of connector of this off-position.
In the present embodiment, as preferably, in the first cam part 55, under the enable possition state of Fig. 2 (A), from the position slightly on the lower, upper end of the circular-arc part 28A-2 of the butt position 28A than the first terminal 20, will cut into as the upper portion 55C of upper section the circle descended on cam edge 55A recessed.By this, when the first cam part 55, when off-position starts to rotate, above-mentioned upper portion 55C can not snap into bight, the upper end 28A-3 of above-mentioned circular-arc part 28A-2, can the smooth and easy movement towards the scope of this circular-arc part 28A-2.
Although the lower cam edge of the first cam part and the second cam part forms circular-arcly in the present invention, as long as cam radius is poor at any angle is definite value, other curve also can.In addition, as long as lower cam edge, whole by circular-arc or other curve formation envelope in its scope, also can form breach in the part of this scope.
In the present invention, when the upper surface with at flat conductive member is formed with the situation of connecting circuit section at once, the first terminal and the second terminal need to not have contact site in lower arm part, the press section of upper arm parts can be also used as to contact site and contact with above-mentioned connecting circuit section.And the terminal that also press section that has terminal, the upper arm parts of contact site in lower arm part can be also used as to contact site mixes, form so-called upper and lower two contacts or alternating expression configuration.
Claims (3)
1. an electrical connector has:
A plurality of terminals, the plurality of terminal is that to maintain the smooth plate face of metallic plate made, the upper arm parts that will extend to front-rear direction by linking part at the fore-and-aft direction pars intermedia and lower arm part link;
Housing, this housing is formed with the terminal groove on the rectangular direction of plate face with this terminal, this terminal being arranged and kept, towards the peristome of accommodating for flat conductive member of rear opening; And
Movable link, this movable link can move flat conductive member between the described off-position of accommodating the enable possition of peristome insertion and with described upper arm parts, the flat conductive member after inserting being pressed,
A plurality of terminals have the first terminal that is installed to described terminal groove from front side, be installed to these two kinds of terminals of the second terminal of described terminal groove from rear side, at least at the described terminal groove that the second terminal is installed, be provided with the position limitation section of island, at movable link, be positioned under the state of enable possition, flat conductive member is inserted to the described peristome of accommodating, when movable link moves towards off-position, the cam part that is formed at this movable link is lifted the front portion of each upper arm parts of the first terminal and the second terminal towards top, make the rear portion of this upper arm parts towards the below strain, thereby flat conductive member is pressed towards below,
It is characterized in that,
The position of the lower arm part of the second terminal part on the front than linking part is corresponding to described position limitation section, and this part is positioned at the position identical with the lower edge of this position limitation section or position than it on the lower with the position of cam butt on above-below direction,
The lower arm part of this first terminal and the position that is formed on than linking part the cam part butt of part on the front are positioned at the top side's in butt position of more described the second terminal position on above-below direction, the cam part of movable link position corresponding with the first terminal and the second terminal on the terminal board column direction has respectively the first cam part and the second cam part, the first cam part and the second cam part are rotated around common axis, and there is epirelief wheel rim and lower cam edge with the place ahead part butt of each upper arm parts of the first terminal and the second terminal and lower arm part, each time cam edge of described the first cam part and the second cam part forms when movable link rotates from enable possition towards off-position, with the cam radius length difference each other of any equal angular position in the sliding contact scope of lower arm part sliding contact be definite value.
2. electrical connector as claimed in claim 1, is characterized in that,
The first cam part of movable link and each time cam edge of the second cam part are with circular-arc formation.
3. electrical connector as claimed in claim 1 or 2, is characterized in that,
Have along the recessed bend of the lower cam edge in the sliding contact scope of the first cam part in the lower arm part of the first terminal, in the lower arm part of the second terminal, there is the linearity section of extending to front-rear direction.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010124765A JP5121884B2 (en) | 2010-05-31 | 2010-05-31 | Flat conductor electrical connector |
| JP2010-124765 | 2010-05-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102332648A CN102332648A (en) | 2012-01-25 |
| CN102332648B true CN102332648B (en) | 2014-01-08 |
Family
ID=45417413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110152304.6A Expired - Fee Related CN102332648B (en) | 2010-05-31 | 2011-05-27 | Electric connector for flat conductor |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP5121884B2 (en) |
| KR (1) | KR101298798B1 (en) |
| CN (1) | CN102332648B (en) |
| TW (1) | TWI431865B (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5392929B2 (en) | 2012-06-11 | 2014-01-22 | 日本航空電子工業株式会社 | connector |
| JP5734255B2 (en) * | 2012-10-17 | 2015-06-17 | ヒロセ電機株式会社 | Flat conductor electrical connector |
| KR101444599B1 (en) * | 2013-05-13 | 2014-09-26 | 주식회사 후성테크 | Electrical connector for reliable fastening |
| JP6437182B2 (en) * | 2013-05-17 | 2018-12-12 | 日本航空電子工業株式会社 | Electrical connector |
| JP5809203B2 (en) * | 2013-07-04 | 2015-11-10 | ヒロセ電機株式会社 | Flat conductor electrical connector |
| JP5872510B2 (en) * | 2013-08-08 | 2016-03-01 | ヒロセ電機株式会社 | Flat conductor electrical connector |
| JP6512551B2 (en) * | 2015-06-26 | 2019-05-15 | パナソニックＩｐマネジメント株式会社 | Connector, connector assembly and cable used in the connector assembly |
| JP6526590B2 (en) * | 2016-03-15 | 2019-06-05 | ヒロセ電機株式会社 | Flat type conductor electrical connector |
| JP6463291B2 (en) * | 2016-03-15 | 2019-01-30 | ヒロセ電機株式会社 | Flat conductor electrical connector |
| JP6860998B2 (en) * | 2016-08-30 | 2021-04-21 | ヒロセ電機株式会社 | Electrical connector for flat conductor |
| CN109216977B (en) * | 2018-09-25 | 2020-07-03 | 青岛科技大学 | Electric connection device of circuit board |
| JP7152380B2 (en) * | 2019-10-10 | 2022-10-12 | ヒロセ電機株式会社 | Electrical connectors for flat conductors |
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| CN1913244A (en) * | 2005-08-08 | 2007-02-14 | 广濑电机株式会社 | Flat cable electrical connector |
| CN101202387A (en) * | 2006-11-15 | 2008-06-18 | 广濑电机株式会社 | Electrical connector for flat conductor |
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| JP4279823B2 (en) * | 2005-10-26 | 2009-06-17 | 日本航空電子工業株式会社 | connector |
| CN101567498A (en) * | 2008-04-24 | 2009-10-28 | 广濑电机株式会社 | Electrical connector for a flat conductive member |
| US7661972B2 (en) * | 2006-04-28 | 2010-02-16 | Hirose Electric Co., Ltd. | Electrical connector |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4223323B2 (en) * | 2003-05-14 | 2009-02-12 | 京セラエルコ株式会社 | connector |
| US7784588B2 (en) | 2005-02-04 | 2010-08-31 | Otis Elevator Company | Calls assigned to one of two cars in a hoistway to minimize delay imposed on either car |
| JP4672485B2 (en) * | 2005-08-25 | 2011-04-20 | 株式会社アイペックス | Connector device |
| JP4199271B2 (en) * | 2006-08-23 | 2008-12-17 | 日本航空電子工業株式会社 | connector |
| JP4837711B2 (en) * | 2008-09-02 | 2011-12-14 | タイコエレクトロニクスジャパン合同会社 | Electrical connector |
| JP4878615B2 (en) * | 2008-09-11 | 2012-02-15 | ヒロセ電機株式会社 | Flat conductor electrical connector |
| JP4775917B2 (en) * | 2008-12-15 | 2011-09-21 | ヒロセ電機株式会社 | Flat conductor electrical connector |
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2010
- 2010-05-31 JP JP2010124765A patent/JP5121884B2/en not_active Expired - Fee Related
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2011
- 2011-04-19 TW TW100113561A patent/TWI431865B/en not_active IP Right Cessation
- 2011-05-27 CN CN201110152304.6A patent/CN102332648B/en not_active Expired - Fee Related
- 2011-05-27 KR KR1020110050658A patent/KR101298798B1/en active IP Right Grant
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| CN1913244A (en) * | 2005-08-08 | 2007-02-14 | 广濑电机株式会社 | Flat cable electrical connector |
| JP4279823B2 (en) * | 2005-10-26 | 2009-06-17 | 日本航空電子工業株式会社 | connector |
| US7661972B2 (en) * | 2006-04-28 | 2010-02-16 | Hirose Electric Co., Ltd. | Electrical connector |
| CN101202387A (en) * | 2006-11-15 | 2008-06-18 | 广濑电机株式会社 | Electrical connector for flat conductor |
| CN101325291A (en) * | 2007-06-12 | 2008-12-17 | 广濑电机株式会社 | Electrical connector |
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Also Published As
| Publication number | Publication date |
|---|---|
| KR101298798B1 (en) | 2013-08-22 |
| JP2011253630A (en) | 2011-12-15 |
| CN102332648A (en) | 2012-01-25 |
| JP5121884B2 (en) | 2013-01-16 |
| TWI431865B (en) | 2014-03-21 |
| KR20110132254A (en) | 2011-12-07 |
| TW201145711A (en) | 2011-12-16 |
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