CN102332648A - Electric connector for flat conductor - Google Patents
Electric connector for flat conductor Download PDFInfo
- Publication number
- CN102332648A CN102332648A CN2011101523046A CN201110152304A CN102332648A CN 102332648 A CN102332648 A CN 102332648A CN 2011101523046 A CN2011101523046 A CN 2011101523046A CN 201110152304 A CN201110152304 A CN 201110152304A CN 102332648 A CN102332648 A CN 102332648A
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- terminal
- cam
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- mentioned
- 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 patent documentation 1 disclosed connector, terminal has towards front and back to the upper arm parts and the lower arm part of extending, and forms the horizontal H word shape that links both with linking part.In this patent documentation 1, terminal be by two kinds constitute, and all form horizontal H word shape, wherein a kind of terminal is assembled from the place ahead towards housing, another kind of terminal is assembled towards housing from the rear.Because the difference of this mounting direction, so, comprise that the connecting portion that circuit substrate connects with tomorrow is all different at detail section, and forming horizontal H word shape this respect that two kinds of terminals are same shape basically.Under the state of housing assembling; In the rear portion side of two kinds of terminals, between upper arm parts and lower arm part, will insert as the FPC of connecting object thing; Have in the toe lateral of two kinds of terminals and between upper arm parts and lower arm part, be positioned at the movable link (control member) with the cam part of each terminal correspondence position through 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 is rear portion elasticity displacement towards the below that fulcrum makes this upper arm parts with the position of linking part.Push flat conductive member through its strain at the rear portion of this terminal towards the 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 movable link receive when operating from below reaction force; Through this reaction force, for two kinds of terminals, the upper limb of this cam part all can directly contact and it is lifted towards the top with the anterior of the upper arm parts of terminal.Relatively, the lower edge of this cam is directly pushed the lower arm part of this terminal and is received the reaction force towards the top for a kind of terminal wherein, and for another kind of terminal, then pushes the housing that the lower arm part to this another kind terminal keeps and receives reaction force.
Patent documentation 1: No. the 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 is positioned at the above-below direction upper support by two kinds of different members with the corresponding cam part of another kind of terminal.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 anterior amount of lifting of the upper arm parts of terminal become big, consequently, can make the error in the elasticity addendum modification at upper arm parts rear portion become big.The error of this elasticity addendum modification can produce the difference of contact pressure to the contact pressure of flat conductive member and terminal between a kind of terminal and another kind of terminal.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 towards two kinds of different terminals of the mounting 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 the site error of cam part by this.
Electrical connector of the present invention has: a plurality of terminals, these a plurality of terminals are that to keep the planar plate face of metallic plate made, at the fore-and-aft direction pars intermedia, and will be through linking part towards front and back to upper arm parts of extending and lower arm part binding; Housing, this housing be formed with the rectangular direction of plate face of this terminal on this terminal arrange and the terminal groove that keeps, towards the rear opening the confession flat conductive member accommodate peristome; And movable link; This movable link can move between the enable possition that can flat conductive member be accommodated the peristome insertion towards this and the off-position of the flat conductive member after inserting being pushed with above-mentioned upper arm parts; A plurality of terminals have from front side and are installed to the first terminal of above-mentioned terminal groove, are installed to these two kinds of terminals of second terminal of above-mentioned terminal groove from rear side; At least be provided with the position limit portion of island at the above-mentioned terminal groove that second terminal is installed, be positioned at movable link under the state of enable possition, flat conductive member is inserted the above-mentioned peristome of accommodating; When movable link when off-position moves; 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 second terminal towards the top, the rear portion that makes this upper arm parts is strain towards the below, thereby flat conductive member is pushed towards the below.
In this electrical connector; In the present invention; The lower arm part of second terminal than the position of linking part part on the front corresponding to above-mentioned position limit portion, and its with the position of cam butt be positioned at the position identical on the above-below direction with the lower edge of this position limit portion or lean on than it below the position.
The lower arm part of this first terminal and the position that is formed on above leaning at the butt position that is positioned at more above-mentioned second terminal on the above-below direction than the position of the cam part butt of linking part part on the front; The cam part of movable link position corresponding with the first terminal and second terminal on the terminal board column direction has first cam part and second cam part respectively; First cam part and second cam part are around common rotational; And have epirelief wheel rim and following cam edge with the place ahead part butt of each upper arm parts of the first terminal and second terminal and lower arm part; Each time cam edge of above-mentioned first cam part and second cam part form when movable link from the enable possition when off-position is rotated, with the cam radii 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 second terminal install towards corresponding terminal groove respectively from the rear.The terminal groove of using at second terminal is provided with the position limit portion 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 that the rear is leaned on by more above-mentioned position limit portion on fore-and-aft direction; That is to say, lower arm part than the position of linking part part on the front corresponding to position limit portion.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 limit portion is identical or be positioned at the position below leaning on than it.Therefore, when from the rear second terminal being installed, for the place ahead part of the lower arm part that forms this butt position, above-mentioned position limit portion can not become obstruction, and second terminal can be installed from the rear.Relatively, because the first terminal is installed from the place ahead, so have nothing to do with having or not corresponding position limit portion, the butt position of more above-mentioned second terminal in position of the part of the first terminal and cam butt leans on the top also to have no relations.
Movable link has first corresponding with the first terminal and the second terminal respectively cam part and second cam part, and two cam part are around common rotational.Therefore, the distance till from the axis of first cam part and second cam part to each butt position of the first terminal and second terminal, with respect to the first terminal, second terminal is bigger.In the present invention, set first cam part and second cam part its cam radii poor of cam edge down according to this range difference, so, in the sliding contact scope, in rotation, above-mentioned epirelief wheel rim and down cam edge all directly contact with terminal.Therefore, relevant with the position of cam part, can reduce manufacturing and assembly error between movable link and the housing, for the contact pressure 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 the top, even dwindle the length of the operating portion of movable link; Be positioned at movable link under the state of enable possition; Can the overhang towards the top outside housing of this operating portion guaranteed to be the good size of the operability that makes movable link, and the connector under the off-position state can not become greatly in the overhang outside housing on the fore-and-aft direction yet, can be implemented in the off-position miniaturization under the connector user mode just.
In the present invention, each time cam edge of first cam part of movable link and second cam part can be with circular-arc formation.In this case, the following cam edge of first cam part and second cam part forms the concentrically ringed part with cam radii difference.In the present invention, as long as have above-mentioned cam radii, also can form first cam part and second cam part through other curves beyond the circular arc.
In the present invention, have the recessed bend of the following cam edge in the sliding contact scope of first cam part, have towards front and back to the linearity portion of extending in the lower arm part of second terminal in the lower arm part of the first terminal.Above-mentioned recessed bend and linearity portion so that this mode forms are supporting the first corresponding cam part and the following cam edge of second cam part respectively.The recessed bend of this first terminal is used for preventing that cam from coming off, and the linearity portion of second terminal can make second terminal insert from the rear.
As stated; In the present invention, for from the place ahead and two kinds of terminals installing towards housing of rear, will be formed on the butt position of the cam part butt of the movable link that is used for pushing flat conductive member and have difference on the height; To allow to carry out above-mentioned installation; So can only support above-mentioned cam part, consequently, can foozle and assembly error be controlled at Min. with terminal; Can eliminate the error of terminal, improve the connection reliability between terminal and the flat conductive member towards the pressing force of flat conductive member.In addition; In the present invention, can make the axis of above-mentioned cam be positioned at the top, even the length of the operating portion of movable link is dwindled; Be positioned at movable link under the state of enable possition; Can the overhang towards top of this operating portion outside housing be guaranteed to be the good size of the operability that makes movable link, and the connector that is positioned at off-position can not become greatly in the overhang outside housing on the fore-and-aft direction, can realize the miniaturization under the connector user mode just of this off-position.
Description of drawings
Fig. 1 is the stereogram of outward appearance of integral body of the connector of expression an embodiment of the present invention.
Fig. 2 is the cutaway view of the connector of movable link Fig. 1 when being positioned at the 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 when 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 limit portion
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: following cam edge
55B: epirelief wheel rim
56: the second cam part
56A: following cam edge
56B: epirelief wheel rim
F: flat conductive member
Embodiment
Followingly an execution mode of the present invention is described according to accompanying drawing.
In Fig. 1, symbol 1 is the connector of this execution mode, and symbol F is the flat conductive member that is connected with this connector 1.
Flat conductive member F has the coupling part that is connected with above-mentioned connector 1 at its leading section (the upper right edge among the figure), and length is extended longways towards the rear, but representes the part of the location after a while of coupling part in the drawings, and more diagram is then omitted at the rear.In this execution mode, above-mentioned flat conductive member F removes the covering part of its leading section upper surface, the F1 of connecting circuit portion is exposed and forms the coupling part.Intensity when being connected with connector in order to improve, the lower surface in this coupling part are provided with strengthens thin slice F2.
In the coupling part of above-mentioned flat conductive member F,, utilize notch part to form by the F3 of fastening portion in its Width both side edges.The fastening portion that states the claw-like of accessory after letting get into this nick shaped by the F3 of fastening portion and with its fastening, help to prevent that flat conductive member F from coming off.
The F1 of connecting circuit portion of the coupling part of above-mentioned flat conductive member F is provided with the pad F4 that forms 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 supports by connector body 2, by this connector body 2 and is constituted by movable movable link 3.
Above-mentioned the first terminal 20, second terminal 30 and accessory 40 are that to keep the smooth plate face of metallic plate made; Relevant therewith; Be used for supplying these members insert the first terminal groove 11, 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, second terminal 30 and accessory 40 about equally; In Fig. 2 (A), Fig. 2 (B) and Fig. 2 (C), will with the rectangular direction of paper as above-mentioned groove width.
Respectively shown in Fig. 2 (A), Fig. 2 (B) and Fig. 2 (C), the first terminal groove 11, second terminal groove 12 and accessory slot 13 run through between the upper wall 14 of housing 10 and diapire 15 and are formed at fore-and-aft direction (right-hand and left among the figure).The rear portion of above-mentioned the first terminal groove 11, second terminal groove 12 and accessory slot 13 is communicated with the connectivity slot that the rectangular direction of the paper of Fig. 2 is extended by court at the short transverse middle position each other; What this connectivity slot formed opening towards the rear accommodates peristome 16, can the coupling part of flat conductive member F be imported this and accommodate peristome 16.The Background Region of the first terminal groove 11, 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 the first terminal groove 11, second terminal groove 12 and accessory slot 13 also are communicated with in its front portion.That is to say that the front portion of above-mentioned the first terminal groove 11, second terminal groove 12 and accessory slot 13 is communicated with through the open space 17 that forms 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 supply movable link 3 to set and rotate.Shown in Fig. 2 (C), above-mentioned upper wall 14 is on the terminal board column direction, and the position at the accessory slot 13 of both end sides also has barbed portion at the rear portion, can make counterpart abundant displacement towards the top of the accessory 40 at this place.
In above-mentioned the first terminal groove 11, second terminal groove 12 and accessory slot 13; On the fore-and-aft direction in the part between the 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 limit portion, 18B and the 18C that between upper wall 14 and diapire 15, form island at above-below direction, the subtend inner surface of each groove is linked each other.The 18B of position limit portion, the 18C that are located at above-mentioned 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 limit portion that is located at the first terminal groove 11.
On the terminal board column direction, the part at the diapire 15 corresponding with above-mentioned the first terminal groove 11, second terminal groove 12 and accessory slot 13 is formed with the fixed part of stating the first terminal 20, second terminal 30 and accessory 40 after being used for fixing.The fixed part 19A that is used for the first terminal groove 11 is that the leading section of diapire 15 is processed taper portion is formed, and fixed part 19B, the 19C that is used for second terminal groove 12 and accessory slot 13 is that the rearward end of diapire 15 is processed taper portion is formed.
Towards above-mentioned the first terminal groove 11, second terminal groove 12 and accessory slot 13 insert respectively and maintained the first terminal 20, second terminal 30 and accessory 40 all to be the planar plate face of keeping metallic plate process roughly horizontal H word shape; Have upper arm parts 21,31,41 and lower arm part 22,32,42 respectively, both are positioned at 23,33,43 bindings of linking part of the pars intermedia of fore-and-aft direction.The linking part 23 of the first terminal 20 is positioned at the place ahead of the corresponding above-mentioned position limit 18A of portion, and the linking part 33,43 of second terminal 30 and accessory 40 all is positioned at the corresponding 18B of position limit portion, the rear of 18C.
Shown in Fig. 2 (A),, and only extend to the pars intermedia position towards the rear though the upper arm parts 21 of the first terminal 20 extends near the front end of housing 10.This upper arm parts 21 more form pressurized arm 24 in the place ahead than linking part 23, be positioned at the top via rake from the flexible arm at rear 25.Above-mentioned pressurized arm 24 is formed with pressurized recess 24A at its lower edge, the rear end of flexible arm 25 be provided with towards below the outstanding teat 25A that pushes.This upper arm parts 21 above-mentioned pressurized recess 24A from after the movable link 3 stated receive towards above power the time, according to lever principle, with the position of linking part 23 as fulcrum, above-mentioned flexible arm 25 towards the below deflection tilt.
The rear portion of the lower arm part 22 of above-mentioned the first terminal 20 extends to the position roughly the same with the flexible arm of above-mentioned upper arm parts 21 25 on fore-and-aft direction, the pressurized arm 24 of the more above-mentioned upper arm parts 21 in its front portion towards the place ahead more extend and the outstanding housing of its front end outside.This lower arm part 22 is with respect to the position of the linking part 23 fixing fixing arm 27 in arm 26 and back before front and back have.Preceding fixedly arm 26 has the cam support 28 of protuberance above fore-and-aft direction pars intermedia court, the connecting portion of outside housing, giving prominence to towards the place ahead 29.
The upper limb of above-mentioned cam support 28 arrives to the top position of the lower edge of the 18A of position limit portion of the island of housing 10, forms cam butt position 28A with the upper limb of L word shape roughly.This cam butt position 28A has towards front and back to the straight edge part 28A-1 that extends, forms the circular-arc part 28A-2 in 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 bending extension towards the below, is positioned at than the bottom surface of the diapire 15 of housing 10 lower edge of below slightly thereby have, and this lower edge face is contacted with circuit substrate corresponding electrical circuits face and can welds.Be formed with the 29A of the portion 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 portion that is fixed is formed towards diapire 15 places at above-mentioned housing 10 is pressed into, thereby has played the first terminal 20 towards the fixing effect of housing 10.
The back fixedly arm 27 of the lower arm part 22 of above-mentioned the first terminal 20 extend towards the rear from the position of linking part 23 and arrive with upper arm parts 21 push the corresponding position of teat 25A.Fixedly the rear end of arm 27 is provided with and the above-mentioned contact site 27A that pushes teat 25A subtend and give prominence to above the court in this back.And, on above-mentioned back fixedly arm 27,, be formed with the fastening teat 27B outstanding towards the top in the position limit portion corresponding position of 18A of fore-and-aft direction with above-mentioned housing 10.
The first terminal 20 that forms in the above described manner direction rear in the past inserts towards the first terminal groove 11.When being inserted into assigned position; The back fixedly arm 27 of lower arm part 22 is through between the 18A of position limit portion of the diapire 15 of housing 10 and island; Be formed at fixedly the nip lower edge of the above-mentioned position limit 18A of portion of the fastening teat 27B of arm 27 of back; And the 29A of the portion that is fixed of preceding fixedly arm 26 embeds the fixed part 19A of the diapire 15 of housing 10, thereby fixes, and prevents coming off of above-mentioned the first terminal 20.
Shown in Fig. 2 (B), the upper arm parts 31 of second terminal 30 extends near the front end of housing 10 and extends to the back-end location of housing 10 towards the rear 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 pushes.When the above-mentioned pressurized recess 34A of this upper arm parts 31 from after the movable link stated when receiving the power towards the top, according to lever principle, above-mentioned flexible arm 35 with the position of linking part 33 be fulcrum towards the below deflection tilt.
The front portion of the lower arm part 32 of above-mentioned second terminal 30 extends to the position roughly the same with the pressurized arm of above-mentioned upper arm parts 31 34 on fore-and-aft direction, and the flexible arm 35 of the more above-mentioned upper arm parts 31 in rear portion 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 the linking part 33 fixing fixing arm 37 in arm 36 and back before front and back have.Preceding fixedly arm 36 has is located at its anterior cam support 38.
Before above-mentioned fixedly the position of the upper limb of the cam support 38 of arm 36 identical with the position of the lower edge of the 18B of position limit portion of the island of housing 10 or than it more by the below, form the linearly cam butt position 38A of shape edge.
Before above-mentioned fixedly on the arm 36, between above-mentioned cam butt position 38A on the fore-and-aft direction and linking part 33, with the position limit portion corresponding position of 18B of above-mentioned housing 10, be formed with the fastening teat 36B outstanding towards the top.
As stated, in above-mentioned second terminal 30, this connecting portion 39 is located on fore-and-aft direction the rearward end with the connecting portion 29 opposite sides of the first terminal 20.
Bending extension below above-mentioned connecting portion 39 courts outside outstanding housing is arranged in the back fixedly rear end of arm 37; Be positioned at than the bottom surface of the diapire 15 of housing 10 lower edge of below slightly thereby have, this lower edge face is contacted with circuit substrate corresponding electrical circuits face and can be welded to connect.This connecting portion 39 is formed with the 39A of the portion that is fixed of cut-in groove shape at its front edge side, this 39A of portion that is fixed is pressed into towards the fixed part 19B of the taper of above-mentioned housing 10, thereby plays second terminal 30 towards the fixing effect of housing 10.
On the back fixedly arm 37 of the lower arm part 32 of above-mentioned second terminal 30, with more above-mentioned connecting portion 39 slightly on the front push the corresponding position of teat 35A, be provided with and above-mentioned push teat 35A subtend and towards the top outstanding contact site 37A.
Shown in Fig. 2 (C), accessory 40 forms the shape of similar second terminal 30.When comparing with second terminal 30; Discrepancy is; Though the 45A of fastening portion of the rear end of upper arm parts 41 form with second terminal 30 push the identical shape of teat 35A, form greatlyyer, and be not equivalent to the position of the contact site 37A of second terminal 30 in the rear end of lower arm part 42.Other is identical with second terminal 30, becomes the symbol of " 40 " beginning so on the symbol of second terminal 30, add " 10 ", and omits its explanation.
The above-mentioned fastening 45A of portion of accessory 40 forms bigger hook-shaped and outstanding towards the below, and its leading edge roughly meets at right angles with respect to fore-and-aft direction, and trailing edge forms beveled edge towards the lower end.The flexible arm 45 that is formed with the upper arm parts 41 of the 45A of this fastening portion tilts above slightly towards the rear; The generation elastic deflection makes the above-mentioned fastening 45A of portion that is pushed by the front end of the flat conductive member that is inserted F, and square neck is oblique more up, 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 the top.
In the first terminal 20, second terminal 30 and accessory 40 being remained in the connector body 2 that housing 10 constituted, be movable with movable link 3, in this execution mode, be supported to rotatable.
As shown in Figure 1, this movable link 3 is as the member of the roughly whole width extension of covering shell 10, by processing with housing 10 identical electrical insulating materials.
Above-mentioned movable link 3 is supported to and can between enable possition shown in Figure 2 and off-position shown in Figure 3, rotates.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 that forms in the front portion of housing 10.In Fig. 2, outside this open space 17, the first half of giving prominence to towards the top than the upper wall 14 of housing 10 becomes the operating portion 51 that is used to supply 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, second terminal 30 and accessory 40, front and back are formed through first slot part 52, second slot part 53, and the 3rd slot part 54 of slit-shaped that the front portion of each upper arm parts 21,31,41 that allows the first terminal 20, second terminal 30 and accessory 40 gets into.Therefore, the groove width of above-mentioned first slot part 52, 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 bigger slightly than each thickness of slab of above-mentioned the first terminal 20, second terminal 30 and accessory 40.Be respectively arranged with first cam part 55, second cam part 56 and the 3rd cam part 57 that the groove inner surface is linked each other at above-mentioned first slot part 52, second slot part 53 and the 3rd slot part 54.
Shown in Fig. 2 (A), first cam part 55 that is provided with at first slot part, 52 places corresponding with the first terminal 20 is positioned at the bottom of above-mentioned 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 is positioned on the extended line of pivot center of above-mentioned movable link 3 on the center of curvature of the arc sections on the right side in above-mentioned oval cross section.Therefore, be an end and be that the straight line of the other end becomes cam radii with above-mentioned center of rotation X with the arbitrfary point of above-mentioned arc sections.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 down cam edge 55A, the arc sections in left side forms epirelief wheel rim 55B.Following cam edge 55A forms the sliding contact scope with the 28A sliding contact of cam butt position.Above-mentioned epirelief wheel rim 55B and following cam edge 55A are across enough distances; To be center when turning to the off-position of Fig. 3 in above-mentioned first cam part 55 with center of rotation X, the pressurized arm 24 of the upper arm parts 21 of the first terminal 20 is pushed the elasticity displacement because of its pressurized recess 24A towards the top.Though above-mentioned cam edge 55A down is in the open position shown in Fig. 2 (A); And the recessed circular-arc part 28A-2 of cam butt position 28A between have a little gap; But, can be contained in this circular-arc part 28A-2 and make the position stability of center of rotation X along with rotation towards off-position.
Shown in Fig. 2 (B); Second cam part 56 that is provided with at second slot part, 53 places corresponding with second terminal 30 has the following cam edge 56A of orthodrome on its right side; And have the epirelief wheel rim 56B of little circular arc and form roughly fan type in its left side; Center of rotation X is positioned at and first cam part, 55 consistent location, is the above-mentioned center of curvature of the circular arc of cam edge 56A down of the sliding contact scope of formation and the 38A sliding contact of cam butt position.With respect to above-mentioned center of rotation X; The cam butt position 38A of cam support 38 is positioned at the position of below more than the straight edge part 28A-1 of the cam butt position 28A of the cam support 28 of the first terminal 20; So; The cam radii of the following cam edge 56A that contacts with above-mentioned cam butt position 38A is bigger than the cam radii of first cam part 55, and in any angle position, all to have certain cam radii poor with first cam part 55.With the epirelief wheel rim 55B of first cam part 55 likewise; The epirelief wheel rim 56B of above-mentioned second cam part 56 and following cam edge 56A are across enough distances; To be center when turning to the off-position of Fig. 3 in above-mentioned second cam part 56 with center of rotation X, the pressurized arm 34 of the upper arm parts of second terminal 30 is pushed the elasticity displacement because of its pressurized recess 34A towards the top.
Shown in Fig. 2 (C); The 3rd cam part 57 that is provided with at the 3rd slot part 54 places corresponding with accessory 40 is roughly the same with above-mentioned second cam part 56 that is positioned at second slot part 53; The following cam edge 57A that has orthodrome on its right side; The epirelief wheel rim 57B that has little circular arc in its left side; And forming roughly fan type, center of rotation X is positioned at the center of rotation consistent location with first cam part 55 and second cam part 56, is the above-mentioned center of curvature of the circular arc of cam edge 57A down of the sliding contact scope of formation and the 48A sliding contact of cam butt position.With respect to above-mentioned center of rotation X; The cam butt position 48A of cam support 48 and second cam part 56 are likewise; Be positioned at the position of below more than the straight edge part 28A-1 of the cam butt position 28A of the cam support 28 of the first terminal 20; So the cam radii of the following cam edge 57A that contacts with above-mentioned cam butt position 48A is bigger than the cam radii of first cam part 55, it is poor all to have certain cam radii in any angle position.With the epirelief wheel rim 55B of first cam part 55 likewise; The epirelief wheel rim 57B of above-mentioned the 3rd cam part 57 and following cam edge 57A are across enough distances; To be center when turning to the off-position of Fig. 3 in above-mentioned the 3rd cam part 57 with center of rotation X, the pressurized arm 44 of the upper arm parts of accessory 40 is pushed the elasticity displacement because of its pressurized recess 44A towards the top.
Use the connector of this execution mode of said structure in such a way, can bring into play its function.
At first, connector 1 is configured in the assigned position on the circuit substrate (not shown), the welding fixed part 49 of accessory is welded to connect and the connecting portion 29 of the first terminal, the connecting portion 39 of second terminal are fixed with the corresponding portion of circuit substrate.
For the connector 1 that is installed on circuit substrate with this mode, as shown in Figure 2, take movable link 3 to enable possition, make the state that peristome 16 becomes the opening towards the rear of accommodating of housing 10, formation can be inserted the state of flat conductive member F.
Then, the coupling part of flat conductive member F is inserted towards the place ahead towards above-mentioned accommodating in the peristome 16.The first terminal 20 is between the contact site 27A that pushes teat 25A and lower arm part 22 of upper arm parts 21; Second terminal 30 is between the contact site 37A that pushes teat 35A and lower arm part 32 of upper arm parts 31; All become the wide slightly interval of thickness than the above-mentioned coupling part of flat conductive member F; So, can the coupling part of this flat conductive member F easily be inserted.But; About above-mentioned accessory 40; It between the 45A of fastening portion of the upper arm parts 41 of this accessory 40 and the lower arm part 42 the narrow interval of thickness of the coupling part of more above-mentioned flat conductive member F; Advance to assigned position so flat conductive member F lifts the above-mentioned fastening 45A of portion with its front end, the above-mentioned fastening 45A of portion is got into by the F3 of fastening portion towards 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.Through this rotation; First cam part 55, second cam part 56 and the 3rd cam part 57 of movable link 3 is that rotate at the center with center of rotation X; Down cam edge 55A, 56A, 57A sliding contact are last in butt position 28A, 38A, the 48A of the first terminal 20, second terminal 30 and the accessory 40 of correspondence for it, and epirelief wheel rim 55B, 56B, 57A push pressurized recess 24A, 34A, the 44A of the first terminal 20, second terminal 30 and the accessory 40 of correspondence towards the top.Consequently; The pressurized arm 24,34,44 of the upper arm parts 21,31,41 of the first terminal 20, second terminal 30 and accessory 40 lifts; According to lever principle; 25,35,45 deflections towards the below of flexible arm are pushed teat 25A, 35A pushes the upper surface of flat conductive member F towards the below, the further displacement and keep its position towards the below of the 45A of fastening portion.Therefore, flat conductive member F contacts with contact site 27A, the 37A of the first terminal 20 and second terminal 30 and realizes being electrically connected with the contact pressure of regulation, through the 45A of fastening portion of accessory 40, to be prevented reliably to come off by the F3 of fastening portion.
In the present invention; Even if this first terminal 20 is assembled into housing 10 from the place ahead, second terminal 30 is assembled into housing 10 and the connector of formation from the rear; Also set for the following cam edge 55A and the 56A of the first corresponding cam part 55 and second cam part 56 and have certain semidiameter, so first cam part 55 and second cam part 56 directly contact with the first terminal 20 and second terminal 30 respectively all the time; Therefore can eliminate foozle and assembly error because of existing housing to cause; The terminal error each other of the addendum modification of upper arm parts 21,31 becomes very little, therefore, can make the contact pressure of terminal and flat conductive member stable.In the present invention; In the first terminal 20, be positioned at the top with the butt position 28A of first cam part, 55 butts, in second terminal 30; Because the cam radii of second cam part is set greatlyyer; So can make the center of rotation of cam be positioned at the top,, be positioned at movable link under the state of enable possition even do the length of the operating portion 51 of movable link 3 less; Also can the overhang towards top of this operating portion outside housing be guaranteed to be the good size of the operability that makes movable link; And in off-position, connector on the fore-and-aft direction outside housing outstanding overhang can not become greatly, can be implemented in the miniaturization under the user mode of connector just of this off-position.
In this execution mode; As preferably; In first cam part 55; Under the enable possition state of Fig. 2 (A),, will cut the circle on the cam edge 55A down recessed as the upper portion 55C of upper section from lean on the position of below slightly than the upper end of the circular-arc part 28A-2 of the butt position 28A of the first terminal 20.By this, when first cam part 55 when off-position begins 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 be smooth and easy mobile towards the scope of this circular-arc part 28A-2.
Though in the present invention the following cam edge of first cam part and second cam part form circular-arc, as long as at any angle the cam radii difference be definite value, then other curve also can.In addition, as long as following cam edge also can form breach in the part of this scope whole with circular-arc or other curve formation envelope in its scope.
In the present invention; When the situation that is formed with connecting circuit portion with upper surface at flat conductive member at once; The first terminal and second terminal need not have contact site in lower arm part, can the press section of upper arm parts be also used as contact site and contact with above-mentioned connecting circuit portion.And the terminal that also can the press section of the terminal that has contact site in lower arm part, upper arm parts be also used as contact site mixes, and forms so-called two contacts up and down or alternating expression configuration.
Claims (3)
1. electrical connector has:
A plurality of terminals, these a plurality of terminals are that to keep the smooth plate face of metallic plate made, will be towards front and back to upper arm parts of extending and lower arm part binding through linking part at the fore-and-aft direction pars intermedia;
Housing, this housing be formed with the rectangular direction of plate face of this terminal on this terminal arrange and the terminal groove that keeps, towards the rear opening the confession flat conductive member accommodate peristome; And
Movable link, this movable link can move flat conductive member between the said off-position of accommodating the enable possition of peristome insertion and with said upper arm parts the flat conductive member after inserting being pushed,
A plurality of terminals have from front side and are installed to the first terminal of said terminal groove, are installed to these two kinds of terminals of second terminal of said terminal groove from rear side; At least be provided with the position limit portion of island at the said terminal groove that second terminal is installed; Be positioned at movable link under the state of enable possition, flat conductive member inserted the said peristome of accommodating, when movable link when off-position moves; 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 second terminal towards the top; The rear portion that makes this upper arm parts is strain towards the below, thereby flat conductive member is pushed towards the below
It is characterized in that,
The lower arm part of second terminal than the position of linking part part on the front corresponding to said position limit portion, and the position of this part and cam butt be positioned at the position identical on the above-below direction with the lower edge of this position limit portion or lean on than it below the position,
The lower arm part of this first terminal and the position that is formed on above leaning at the butt position that is positioned at more said second terminal on the above-below direction than the position of the cam part butt of linking part part on the front; The cam part of movable link position corresponding with the first terminal and second terminal on the terminal board column direction has first cam part and second cam part respectively; First cam part and second cam part are around common rotational; And have epirelief wheel rim and following cam edge with the place ahead part butt of each upper arm parts of the first terminal and second terminal and lower arm part; Each time cam edge of said first cam part and second cam part form when movable link from the enable possition when off-position is rotated, with the cam radii 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,
First cam part of movable link and each time cam edge of second cam part are with circular-arc formation.
3. according to claim 1 or claim 2 electrical connector is characterized in that,
Have the recessed bend of the following cam edge in the sliding contact scope of first cam part in the lower arm part of the first terminal, have towards front and back to the linearity portion of extending in the lower arm part of second terminal.
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 true CN102332648A (en) | 2012-01-25 |
| CN102332648B 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) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104167642A (en) * | 2013-05-17 | 2014-11-26 | 日本航空电子工业株式会社 | Electrical connector |
| CN104283028A (en) * | 2013-07-04 | 2015-01-14 | 广濑电机株式会社 | Electric connector for flat conductor |
| CN107221769A (en) * | 2016-03-15 | 2017-09-29 | 广濑电机株式会社 | Electrical connector |
| CN109216977A (en) * | 2018-09-25 | 2019-01-15 | 青岛科技大学 | A kind of arrangements of electric connection of circuit board |
| CN112652902A (en) * | 2019-10-10 | 2021-04-13 | 广濑电机株式会社 | Electrical connector for flat conductor |
Families Citing this family (7)
| 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 |
| 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 |
| JP6860998B2 (en) * | 2016-08-30 | 2021-04-21 | ヒロセ電機株式会社 | Electrical connector for flat conductor |
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- 2011-05-27 KR KR1020110050658A patent/KR101298798B1/en active IP Right Grant
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| CN104283028A (en) * | 2013-07-04 | 2015-01-14 | 广濑电机株式会社 | Electric connector for flat conductor |
| CN104283028B (en) * | 2013-07-04 | 2016-09-21 | 广濑电机株式会社 | Electrical connector for flat conductive member |
| CN107221769A (en) * | 2016-03-15 | 2017-09-29 | 广濑电机株式会社 | Electrical connector |
| CN109216977A (en) * | 2018-09-25 | 2019-01-15 | 青岛科技大学 | A kind of arrangements of electric connection of circuit board |
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| CN112652902B (en) * | 2019-10-10 | 2023-01-13 | 广濑电机株式会社 | Electrical connector for flat conductor |
Also Published As
| Publication number | Publication date |
|---|---|
| KR101298798B1 (en) | 2013-08-22 |
| TWI431865B (en) | 2014-03-21 |
| TW201145711A (en) | 2011-12-16 |
| JP5121884B2 (en) | 2013-01-16 |
| CN102332648B (en) | 2014-01-08 |
| JP2011253630A (en) | 2011-12-15 |
| KR20110132254A (en) | 2011-12-07 |
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Address after: Kanagawa Prefecture, Japan Patentee after: Hirose Electric Co.,Ltd. Address before: Tokyo, Japan Patentee before: Hirose Electric Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140108 |