CN104347981B

CN104347981B - Electrical connector for flat conductive member

Info

Publication number: CN104347981B
Application number: CN201410389272.5A
Authority: CN
Inventors: 山嵜宽之; 和田俊太郎
Original assignee: Hirose Electric Co Ltd
Current assignee: Hirose Electric Co Ltd
Priority date: 2013-08-08
Filing date: 2014-08-08
Publication date: 2016-08-31
Anticipated expiration: 2034-08-08
Also published as: TWI521810B; TW201524032A; JP5872510B2; KR101687451B1; KR20150018376A; JP2015035295A; CN104347981A

Abstract

The present invention provides the movable member cannot be towards the electrical connector for flat conductive member left outside housing.nullMovable member open position to be not negative direction rotation rear of the i.e. positive direction of regular rotation direction to positive direction by rotating operation time，The first cam part (55) is made to climb up mountain-shaped part (28C) owing to the positive direction of movable member rotates，When step on step on a little become the first cam part new depart from turned position，The movable arm (31) of the second terminal (30) had by splenium stop this by splenium with second cam part engaging and by contact press by pressure point in the longitudinal direction to the engaging of other end side shifting by splenium，And the second cam part (56) has and engages the engaging compression zone engaged by splenium with this，Thus rotated for fulcrum to positive direction with the block chalaza engaging compression zone by splenium with above-mentioned engaging by movable member，The first cam part (55) can be made a little to leave and make camshaft line reset to normal position from stepping on to step on.

Description

Electrical connector for flat conductive member

Technical field

The present invention relates to electrical connector for flat conductive member.

Background technology

This electric connector is known to such as adapter disclosed in patent documentation 1.Terminal is keeping gold Make under the state of the tabular surface belonging to plate, utilize housing to arrange multiple end on the thickness of slab direction of metallic plate Son.Terminal mixed configuration has two kinds, and be respectively provided with the top that extends in the same direction and configure up and down can Two kinds of arms of fixing arm of swing arm portion and lower section, above two arm in the middle of its length direction by even Knot one links.Fixing arm is by the fixing holding of housing.On the other hand, movable arm is long at it Degree direction end side constitutes press section and constitutes by splenium in another side, is rotated based on being provided with The cam part that guide portion guides and rotates around camshaft line, the movable member that rotates freely are towards closing The positive direction closing position rotates and the cam addendum modification that causes, above-mentioned is lifted by elasticity upward by splenium Rising, press section conjugates downwards linking part at fulcrum.When movable member is in an open position, from End side inserts the strap between fixing arm and movable arm, utilizes by movable member court The rotation of make position and the above-mentioned press section that conjugates downwards, press on and formed at fixing arm The contact site of overshooting shape, and be electrically connected.

Movable member can rotate between the open position and the closed position, is inserted at open position Strap, at make position, the press section pressing strap after inserting.Above-mentioned cam part The position of camshaft line self can be moved, but movable member based on from above-mentioned open position to closing Close by the normal operations of rotating operation on a direction of position, and the pivot center of movable member with The regular camshaft line in constant position is consistent.From above-mentioned open position to the rotation of make position Direction is positive direction, and its reverse direction is negative direction.

Movable member about from above-mentioned open position to the rotation of make position, as long as can be to positive direction Rotate, as long as the space that housing allows movable member to rotate in the range of being also formed at it just be enough to. But, it practice, as the most such in this adapter, precision based on each parts, assembling On reason, to have the surplus that movable member can rotate slightly towards negative direction at above-mentioned open position Mode form above-mentioned space, housing determine the restriction site that its negative direction rotates.Therefore, it is possible to Stop movable member to cross this restriction site to rotate to negative direction.

Patent documentation 1: Japanese Unexamined Patent Publication 2008-192408

So, in patent documentation 1, when making movable member to just from open position towards make position When direction carries out rotating operation, movable member also is able to rotate to negative direction at above-mentioned open position, So often changing court after the forward direction negative direction rotation of the normal operations that will carry out to positive direction To and to positive direction rotate.

This unnecessary rotating operation to negative direction, the center of rotation causing movable member is the most convex Wheel axis is left from normal position.Owing to the position self of the camshaft line of movable member can be moved And it is not at constant position, therefore the camshaft line left from normal position is rotation by movable member Center and by the moment of torsion of negative direction, cause camshaft line to float from normal position, cam part is climbed up The rotation guide portion of terminal, by the operation towards negative direction of movable member, cam part is from above-mentioned Rotation guide portion is left, it is impossible to play the function as initial movable member.

Summary of the invention

In light of this situation, problem is to provide a kind of electrical connector for flat conductive member the present invention, even if Movable member is rotating to the forward direction negative direction of regular positive direction rotation, also can make the cam of cam part Axis returns normal position and does not make movable member depart from.

In electrical connector for flat conductive member involved in the present invention, the fixing arm of arm and moveable arm Portion is juxtaposed in the way of mutually extending in the same direction and maintains the tabular surface of metallic plate and shape The terminal become, above-mentioned fixing arm is interconnected by linking part at length direction pars intermedia mutually with movable arm Tying and be formed as parts, above-mentioned fixing arm is by the fixing holding of housing, and movable arm is in length Direction end side constitutes press section and constitutes in another side by splenium, movable when by rotating operation Parts carry out from the open position being inserted into strap towards the positive direction of make position rotate time, Cam part cam based on the ormal weight addendum modification of this movable member and press above-mentioned movable arm By splenium, this is made to be conjugated in the face including the plane of terminal by splenium, by this by splenium Displacement, more than movable arm state linking part be fulcrum be that lever-like carries out angular deflection and makes press section Displacement, is applied to press pressure to strap by this press section.

In above-mentioned electrical connector for flat conductive member, in the present invention, it is characterised in that multiple above-mentioned Terminal arranges on the direction at a right angle with the tabular surface of this terminal, and above-mentioned multiple terminals at least have Have different the first terminals and the second terminal, the first terminal have from movable arm by splenium The other end side position of the rising wood of the above-mentioned fixing arm in opposed scope is stepped to be erected Rising portions, and be formed with mountain-shaped part at the top of this rising portions, this rising portions limit movable Parts move towards other end direction in cam part, and formed by above-mentioned rising wood and rising portions right First cam part of above-mentioned movable member guides around the rotation of the camshaft line of normal position Rotate guide portion, the rising wood of its fixing arm of the second terminal, guide in the rotation with the first terminal Scope corresponding to portion forms the straight part extended to length direction,

For cam part, on a camshaft line, there is with the first terminal the first cam accordingly Portion, and with the second terminal, there is the second cam part accordingly, and when movable member is rotated During operation, the position of above-mentioned camshaft line self is in movable state and turns around above-mentioned camshaft line It is dynamic,

Cam part has: little cam radius portion, and when movable member is in an open position, this is little convex Wheel radius portion makes the rotation respectively with above-mentioned fixing arm of the first cam part and the second cam part guide Portion or straight part contact or and rotation guide portion or the straight part of above-mentioned fixing arm between Form gap；And big cam radius portion, this big cam radius portion is by than above-mentioned little cam radius portion Big cam radius is formed, and can be applied to connect by splenium to above-mentioned when movable member arrives make position Press,

When movable member open position to negative direction rotate after to positive direction by rotating operation time, Make the first cam part climb up mountain-shaped part owing to the positive direction of movable member rotates, a little become stepping on to step on Under the new state departing from turned position of the first cam part, the movable arm of above-mentioned second terminal Had by splenium stop this by splenium by press from the contact of the second cam part by pressure point At above-mentioned length direction towards the engaging of other end side shifting by splenium, and above-mentioned second cam part tool Have and engage the engaging compression zone engaged by splenium with this, thus by movable member with above-mentioned engaging quilt Splenium and the block chalaza engaging compression zone are that fulcrum rotates to positive direction, it is possible to make the first cam part from Step on to step on and a little leave and make camshaft line reset to normal position.

In the electrical connector for flat conductive member of the invention described above, flat when movable member is in an open position After flush conductor is inserted into, and will be by before the rotation of regular rotating operation i.e. positive direction, if temporarily Rotate to negative direction, then movable member and the abutment for limiting the such as housing etc. that negative direction rotates Abut, and be restricted to the rotation of negative direction further.Now, due to the behaviour being subject to towards negative direction Make power, movable member cause the position of cam part to be lifted with this abutment as fulcrum and Because of the counteracting force from housing at abutment towards other end side shifting, thus the first cam part Axis leave from normal position and make the first cam part climb up the mountain-shaped part of the first terminal, at this shape Under state, if next making movable member rotate towards regular positive direction to make position, then this is stepped on Step on and to go to disengaging turned position as new center of rotation.But, in the present invention, if becoming This situation, then engage with it in integral part of second cam part of movable member and the first cam part The block chalaza that the engaging of compression zone and the second terminal is engaged by splenium be fulcrum make movable member to Positive direction rotates, and camshaft line moves to the direction returning end side and makes the first cam part step on from stepping on Point leaves and resets to normal position.As a result, the first cam part at normal position is by the first terminal Rising portions limit to other end side shifting, so cam part entirety will not be towards other end side shifting Without departing from.Thus, when cam part returns normal position, the positive direction of movable member Rotate continue and to make position.

In the present invention, it is preferred to, in the second terminal, it is formed at by the engaging of splenium by splenium, In the positive direction of movable member rotates, the engaging compression zone of the second cam part is compared about above-mentioned the The stepping on to step on of one cam part is a little positioned at another side in the longitudinal direction.If being in this position relationship, Then a little leave from stepping on to step in the movable member relatively early moment the first cam part in positive direction rotates.

In the present invention, as above, even if movable member is being born to the forward direction of regular positive direction rotation Direction rotates, and makes the first cam part cross the rising portions of the first terminal and climb up mountain-shaped part, also can make The positive direction of movable member afterwards rotates the engaging with the second terminal by splenium and the second cam part The block chalaza that engaging compression zone is engaged is that fulcrum carries out as a result, be obtained in that following effect: first Cam part is left to step on and is stepped on a little, resets to be limited to the regular position of other end side shifting by above-mentioned rising portions Put, cam part overall without departing from, movable member reliably arrives make position.

Accompanying drawing explanation

Fig. 1 is shown as outward appearance and the company of the electrical connector for flat conductive member of one embodiment of the present invention Strap before connecing, (A) is axonometric chart, and (B) is top view.

Fig. 2 is the sectional view that the movable member of the adapter of Fig. 1 is in an open position, and (A) is first The figure of the position of terminal, (B) is the figure of the position of the second terminal, and (C) is the figure of the position of metalwork.

Fig. 3 is the sectional view that the movable member of the adapter of Fig. 1 is in the close position, and (A) is first The figure of the position of terminal, (B) is the figure of the position of the second terminal, and (C) is the figure of the position of metalwork.

Fig. 4 be the adapter illustrating Fig. 1 movable member from the open position of Fig. 2 to positive direction (around The sectional view of the state temporarily rotated to negative direction before rotating clockwise), (A) is the first end The figure of the position of son, (B) is the figure of the position of the second terminal, and (C) is the figure of the position of metalwork.

Fig. 5 is to illustrate that movable member rotates to positive direction from the state of Fig. 4 and is in the at open position The sectional view of the state departing from turned position when one cam part climbs up the mountain-shaped part of the first terminal, (A) Being the figure of the position of the first terminal, (B) is the figure of the position of the second terminal, and (C) is metalwork The figure of position.

Fig. 6 be illustrate movable member from the position of Fig. 5 further to positive direction rotate and towards housing from The sectional view of state when opening, the first terminal position.

Fig. 7 is by second cam part of Fig. 4 (B) and the sectional view shown in the amplification of its periphery.

Fig. 8 (A)～(D) be the various variation of the present invention are shown, the cuing open of the second terminal position View.

Description of reference numerals

1 ... adapter；3 ... movable member；20 ... the first terminal；21 ... the first movable arm；21… First movable arm；22 ... first fixes arm；24 ... the first pressed arm portion；24A ... first is pressed Portion；25 ... first presses movable arm；25A ... the first press section；28A ... rising wood；28B ... vertical The portion of rising；28C ... mountain-shaped part；30 ... the second terminal；32 ... second fixes arm；34 ... the second quilt Pressure arm portion；34A ... second by splenium；34A-1 ... engaging is by splenium；35 ... the second pressing moveable arm Portion；35A ... the second press section；55 ... the first cam part；55A ... little cam radius portion；55B ... big Cam radius portion；56 ... the second cam part；56A ... little cam radius portion；56B ... big cam radius portion； 56D, 56D1～3 ... engaging compression zone；56E ... block chalaza；F ... strap.

Detailed description of the invention

Hereinafter, based on accompanying drawing, embodiments of the present invention are illustrated.

Outward appearance that Fig. 1 illustrates the adapter of present embodiment and the strap being connected with this adapter The leading section becoming the coupling part before connection, Fig. 1 (A) is axonometric chart, and Fig. 1 (B) is to bow View.

In Fig. 1 (A), (B), reference 1 represents that the strap of present embodiment is with being electrically connected Connecing device, reference F represents the strap being connected with this adapter 1.

Strap F its leading section (Fig. 1 (A) is the upper right edge by adapter 1 part, For rising wood in Fig. 1 (B)) there is the coupling part being connected with above-mentioned adapter 1, and rearward (figure 1 (A) is lower left, for lower section in Fig. 1 (B)) extend longlyer, but figure shows Part till the position immediately rear of coupling part, eliminates diagram than this part part rearward. In the present embodiment, above-mentioned strap F makes connection by removing the covering of leading section upper surface Circuit part F1 exposes and constitutes coupling part.Strong during in order to make this coupling part be connected with adapter Degree improves, and the lower surface in this coupling part adds reinforcing plate F2.

In the coupling part of above-mentioned strap F, its width both side edges is formed by notch Engaging portion F3.The engaging portion of the claw-like being formed at aftermentioned metalwork enters the engaging portion of this incision-like F3 and carry out locking, thereby assist in the anticreep of strap F.

Connection circuit part F1 in the coupling part of above-mentioned strap F, is provided with along above-mentioned width Pad (pad) F4 formed in each of multiple wiring parts of direction arrangement, before and after this pad F4 Alternately cross-shaped it is arranged with prostatitis pad F4A and rank rear pad F4B.Above-mentioned prostatitis pad F4A For in two kinds of terminals described later (the first terminal 20 and the second terminal 30) that adapter 1 is had The first terminal 20 connects, and rank rear pad F4B connects for the second terminal 30.Hereinafter, to first One position of terminal or other parts positioned accordingly with the first terminal give " first ".To Two-terminal gives " second " the most in the same manner.

One side's adapter 1 is made up of such as lower component: connector body 2；And by this connector body 2 The movable member 3 (also referring to Fig. 2) movably supported.

Connector body 2 has: the housing 10 made by electrically insulating material；Maintain the smooth of metallic plate Face and make and the first terminal 20 that kept by housing 10 and 30 two kinds of terminals of the second terminal；And The metalwork 40 that by metallic plate make and by housing 10 kept identical with above-mentioned terminal.Below to above-mentioned The first terminal the 20, second terminal 30 and metalwork 40 are described in detail.

Housing 10 is shaped by electrically insulating material material and makes, and has the width side at above-mentioned strap F To longer and that height dimension is less approximately parallelepiped body profile, as it is clear from fig. 2 that the most through The first terminal groove 11 of two kinds of slit-shaped and the second terminal groove 12, replace shape at above-mentioned width Become.At two kinds of these the first terminal grooves 11 and the second terminal groove 12, respectively correspondingly insert holding first Terminal 20 and the second terminal 30, and the arrangement scope of terminal is formed at above-mentioned width.At this end The outside of arrangement scope of son, is used for keeping the metalwork groove 13 of metalwork 40, with first, the The identical slit-shaped of two-terminal groove 11,12, is formed the most throughly.

As described above, above-mentioned the first terminal the 20, second terminal 30 and metalwork 40 maintain gold Belong to the smooth plate face of plate and make, therefore, insert keep the first terminal groove 11 of above-mentioned parts, the Two-terminal groove 12 and metalwork groove 13 also make groove width on terminal block column direction and the first terminal 20, Second terminal 30 and the respective thickness of slab of metalwork 40 are substantially equally produced, Fig. 2 (A), (B) and in (C), making the direction at a right angle with paper is above-mentioned groove width.

The first terminal groove the 11, second terminal groove 12 and metalwork groove 13, respectively such as Fig. 2 (A), (B) And (C) finding is such, (schemes along the longitudinal direction between the upper wall 14 and diapire 15 of housing 10 Middle right and left) through and formed.Above-mentioned the first terminal groove the 11, second terminal groove 12 and gold Belonging to part groove 13, their rear portion is at a right angle with the paper of Fig. 2 by edge in short transverse middle position each other Direction extend connectivity slot and connected, this connectivity slot forms the reception peristome of opening towards the rear 16, the coupling part of above-mentioned strap F can be imported at this reception peristome 16.Thus, The first terminal groove the 11, second terminal groove 12 and metalwork groove 13, their Background Region is by upper State reception peristome 16 and separated up and down, and be respectively formed in lower surface and the diapire 15 of upper wall 14 Upper surface, have on the first terminal upper slot 11A and the first terminal lower channel 11B, the second terminal Portion groove 12A and the second terminal lower portion groove 12B and metalwork upper slot 13A and metalwork lower channel 13B。

Above-mentioned the first terminal groove the 11, second terminal groove 12 and metalwork groove 13, in their front portion Also connect.That is, above-mentioned the first terminal groove the 11, second terminal groove 12 and the front portion of metalwork groove 13, Diapire 15 compared with above-mentioned housing 10 is formed at the open spaces 17 of top and connects.Therefore, In this front portion, upper wall 14 is cut off, and this open spaces 17 can arrange movable member 3 and can make Movable member 3 rotates.Above-mentioned upper wall 14 on terminal block column direction at the metalwork groove 13 of both end sides Position, as Fig. 2 (C) finding, also there is at rear portion cut out portion, and can make herein The most sufficiently flexible displacement of corresponding part of metalwork 40.

At above-mentioned the first terminal groove the 11, second terminal groove 12 and metalwork groove 13, along the longitudinal direction, In the part received between peristome 16 in anterior above-mentioned open spaces 17 and rear portion, respectively Be formed formed between upper wall 14 and diapire 15 in the vertical direction island position restraining portions 18A, 18B and 18C, and by connected to each other for the opposed inner surface of each groove.It is arranged at above-mentioned second terminal groove 12 and position restraining portions 18B of metalwork groove 13,18C, it is in same position at fore-and-aft direction each other, And it is positioned at than being arranged at position restraining portions 18A of the first terminal groove 11 position on the front.

On terminal block column direction, with above-mentioned the first terminal groove the 11, second terminal groove 12 and metal The part of the diapire 15 of part groove 13 correspondence, is formed for fixing the first terminal 20, second described later Terminal 30 and the fixed part of metalwork 40.The fixed part 19A of the first terminal groove 11 is by diapire The thickness of the leading section of 15 constitutes tapering and is formed, the second terminal groove 12 and metalwork groove 13 fixing Portion 19B, 19C are constituted tapering by the thickness of the rearward end of diapire 15 and are formed.

Insert respectively and be held in above-mentioned the first terminal groove the 11, second terminal groove 12 and metalwork groove 13 The first terminal the 20, second terminal 30 and metalwork 40, all maintain the smooth plate face of metallic plate And make, in the most horizontal H shape, at the first terminal 20 and the second terminal 30, it is respectively provided with and is positioned at The movable arm 21,31 of top and the fixing arm 22,32 that is disposed below, before both are by being positioned at Rear to pars intermedia linking part 23,33 link.It addition, at metalwork 40, have and be positioned at Square upper arm parts 41 and the lower arm part 42 being disposed below, both are by the linking part 43 being positioned at pars intermedia Link.Above-mentioned position restraining portions 18A that the linking part 23 of the first terminal 20 compares correspondence is located anteriorly, And the linking part 43 of the linking part 33 of the second terminal 30 and metalwork 40 compares the respective of correspondence Above-mentioned position restraining portions 18B and 18C are located behind.

For the first terminal 20, as Fig. 2 (A) finding, the first moveable arm above Portion 21, extends to the rear end of housing 10 and the first linking part of this first terminal 20 in the longitudinal direction Centre position between 23, but extend in front compare front end slightly by front position.To this first For movable arm 21, than the first linking part 23 position on the front via rake 24B upward The shape extended the most forward after formation, constitutes first at this horizontal component and is pressed Arm 24, is constituting the first movable arm 25 of pressing than above-mentioned first linking part 23 position rearward. Above-mentioned first pressed arm portion 24 is formed with shallower concave first by splenium at the lower edge by its front end 24A, is provided with the first prominent downward press section 25A in the first rear end pressing movable arm 25. First is formed as shallower concavity as described above by splenium 24A, and as to movable part described later The guide portion function that the rotation of the cam of part 3 guides.To this first movable arm 21 For, if above-mentioned first is subject to power upward, then base by splenium 24A from movable member 3 described later In lever principle, and above-mentioned first is made to press movable arm with the position of the first linking part 23 for fulcrum 25 bend inclination downward.Above-mentioned first by splenium 24A as Fig. 2 (A) finding in district of front and back Territory forms rake and makes zone line form line part, and forms shallower concavity.

For the first of above-mentioned the first terminal 20 fixes arm 22, rear portion extends in the longitudinal direction To with the first of the above-mentioned first movable arm 21 the movable arm 25 of pressing in the identical position of fore-and-aft direction, Front portion compare the first pressed arm portion 24 of the above-mentioned first movable arm 21 forwards extend and its front end to Highlight outside housing.This first is fixed arm 22 and front and back has relative to the position of the first linking part 23 Arm 27 is fixed after fixing arm 26 and first before first.Arm 26 is fixed at fore-and-aft direction before first Stepped formed with uprising from the position near linking part 23, and have: swell in short transverse To centre position the rising wood 28A that extends transversely；The rising portions erected from this rising wood 28A 28B；Upper end that top is positioned at rising portions 28B the mountain-shaped part 28C extended transversely；And from this The lower position of mountain-shaped part 28C its forwards towards the first connecting portion 29 prominent outside housing.

Above-mentioned first connecting portion 29 is to have the bottom surface being positioned at the diapire 15 than housing 10 slightly by lower section The mode of the lower edge of position bending extension downwards, this lower edge can with and correspondence corresponding to circuit substrate Circuit face engages and carries out soldering connection.It is formed with incision channel-shaped in the trailing edge side of this first connecting portion 29 First by fixed part 29A, this first by fixed part 29A towards diapire 15 shape at above-mentioned housing 10 The fixed part 19A of the taper become, and undertake the first terminal 20 to the fixing task of housing 10.

The first of above-mentioned the first terminal 20 fix arm 22 first after fix arm 27, from first even The position of knot 23 is risen and is rearward extended and arrive in the longitudinal direction and the of the first movable arm 21 One position corresponding for press section 25A.This rear end fixing arm 27 after first is provided with first First press section 25A of bearing portion 27A, this first support 27A and the above-mentioned first movable arm 21 Opposed and highlight upward.The first press section 25A and the first support 27A of opposed location clamps flat Flush conductor F, but upper surface at strap F ought be provided with connection circuit part F1 as shown in Figure 1 Time, above-mentioned first press section 25A connects with being connected circuit part F1 electrical contact, but when at lower surface When being formed with connection circuit part, the first support 27A is electrically connected, when being formed with connection on two sides It is connected circuit electrical connection with this both during circuit part.

The first terminal 20 being thusly-formed inserts the first terminal groove 11 towards the rear from front.If being inserted into rule Location is put, then be formed at after first and fix locking projection 27B of arm 27 and nip position restraining portions 18A Lower surface, and before first, fixed for the first of arm 26 end being embedded housing 10 by fixed part 29A The fixed part 19A of wall 15 and fixed, be therefore prevented from above-mentioned the first terminal 20 and depart from.

Second terminal 30 is as Fig. 2 (B) finding, and the second movable arm 31 extends to shell in front Near the front end of body 10, and compare the first movable arm 21 of the first terminal 20 in the wings longlyer Extend near the rear end of housing 10.For this second movable arm 31, than the second linking part 33 Part on the front constitutes the second pressed arm portion 34, and ratio the second linking part 33 position rearward Constitute the second movable arm 35 of pressing.At the lower edge in above-mentioned second pressed arm portion 34, it is formed somewhat Second grown crosswise before and after depression bending also, by splenium 34A, sets in the second rear end pressing movable arm 35 It is equipped with the second prominent downwards press section 35A.For this second movable arm 31, if above-mentioned Second is subject to power upward by splenium 34A from the cam part of movable member 3 described later, then due to thick stick Rod principle and with the position of the second linking part 33 for fulcrum make above-mentioned second press movable arm 35 down Side's flexure tilts.

For the second of above-mentioned second terminal 30 fixes arm 32, front portion extends in the longitudinal direction Formed to the anterior position roughly the same with the second pressed arm portion 34 of the above-mentioned second movable arm 31 Fixing arm 36 before second, rear portion is fixing after rearward extending from the second linking part 33 and forming second Arm 37, fixes the rear end of arm 37 towards prominent outside housing after above-mentioned second.Arm is fixed before second 36, at the upper limb of the cam support 38 of its front portion, are formed with cam abutting portion 38A of linearity. Fixing arm 37 after above-mentioned second, position identical for press section 35A with second in the longitudinal direction sets It is equipped with the second support 37A being opposed to upward highlight.

Opposed above-mentioned second press section 35A and the second support 37A, with the situation of the first terminal 20 Identical, clamp strap F, both can electrically connect with strap with either one, it is also possible to two Person electrically connects with strap.

For fixing the cam support 38 of arm 36 before above-mentioned second, upper limb is positioned at and housing 10 The identical position of the lower edge of position restraining portions 18B of island or ratio under position restraining portions 18B Edge is slightly by the position of lower section, and is formed with the cam abutting part constituting the straight edge extended transversely Position 38A.This cam abutting portion 38A is formed in the longitudinal direction compares above-mentioned second by splenium 34A is towards the scope front and back extended.

Before above-mentioned second, fix arm 36, along the longitudinal direction, above-mentioned cam abutting portion 38A with Between second linking part 33, and in the position corresponding with position restraining portions 18B of above-mentioned housing 10, It is formed with locking jut 36B prominent upward.

In above-mentioned second terminal 30, as it has been described above, the second connecting portion 39 is arranged in the longitudinal direction In the rearward end becoming the side contrary with the first connecting portion 29 of the first terminal 20.

Above-mentioned second connecting portion 39 that the rear end of arm 37 is projecting outside housing is fixed after second, By have be positioned at than the bottom surface of the diapire 15 of housing 10 in the way of the lower edge of the position of lower section downward Side's bending extension, this lower edge can with and corresponding circuits face corresponding to circuit substrate engage and carry out soldering Connect.Front edge side at this second connecting portion 39 be formed incision channel-shaped second by fixed part 39A, This second is pressed into towards the fixed part 19B of the taper of above-mentioned housing 10 by fixed part 39A, and undertakes Second terminal 30 is to the fixing task of housing 10.

The second terminal 30 being thusly-formed inserts the second terminal groove 12 forward from rear.If being inserted into Assigned position, then second fix arm 32 second before fix the diapire of the through housing of arm 36 10 Between 15 and position restraining portions 18B of island, it is formed at before second the locking projection fixing arm 36 Portion 36B nips the lower edge of above-mentioned position restraining portions 18B, and fixes the second of arm 37 after second Embedded the fixed part 19B of the diapire 15 of housing 10 by fixed part 39A and fixed, be therefore prevented from State the second terminal 30 to depart from.

Metalwork 40 is fabricated to the shape similar with the second terminal 30 as Fig. 2 (C) finding, but In the case of comparing with the second terminal 30, difference is, with the second moveable arm of the second terminal 30 The width (above-below direction size) of the upper arm parts 41 that portion 31 is suitable is bigger, engaging portion 45A of rear end Although being formed as the second shape identical for press section 35A with the second terminal 30 but being formed as bigger, And after second with the second terminal 30, fix the rear end of the suitable lower arm part of arm 37 42, do not deposit In the second part suitable for support 37A with the second terminal 30.In addition with the second terminal 30 Identical, so the reference at the second terminal 30 adds " 10 ", and become the accompanying drawing of " 40 " level Labelling, the description thereof will be omitted.

Above-mentioned engaging portion 45A of metalwork 40 hook-shaped highlights downward in bigger, and leading edge is relative At a generally normal angle in fore-and-aft direction, trailing edge forms beveled edge towards lower end.Be formed this engaging portion 45A, The top of the movable arm 45 of upper arm parts 41, the upper wall 14 of housing is significantly cut, by inserted The front end of strap F and above-mentioned engaging portion 45A that is pressed, with the side that side tilts further up Formula produces elastic deflection, thus strap F can be further inserted into assigned position.

So, be held in housing 10 at the first terminal the 20, second terminal 30 and metalwork 40 and Constitute connector body 2, movable member 3 movably, in the present embodiment can rotationally by Supporting.

Such as Fig. 1 (A), (B) finding, this movable member 3 is as the most whole width with housing 10 The parts extended, are made by the electrically insulating material identical with housing 10.

Above-mentioned movable member 3 can be in make position seen by open position seen by Fig. 2 and Fig. 3 Between be supported by rotationally.In fig. 2, the pivot center of movable member 3 is positioned at this movable member 3 Lower half, this lower half is contained in the anterior open spaces 17 formed at housing 10.At Fig. 2 In, outside being in this open spaces 17 and compare the first half that the upper wall 14 of housing 10 highlights upward, Become the operating portion 51 for this movable member 3 being carried out for user rotating operation.Above-mentioned movable part Part 3 has and is made up of first cam part the 55, second cam part the 56, the 3rd cam part 57 described later Cam part, can rotate because of the existence of this cam part, but the position of the pivot center of this cam part self Put and fix not with respect to housing 10, but can move relative to housing 10.That is, movable member 3 According to situation around the pivot axis of movement.Additionally, for above-mentioned first cam part 55, second Cam part the 56, the 3rd cam part 57, this pivot center is on identical straight line.

The lower half of above-mentioned movable member 3 in fig. 2, movable member 3 width ( On terminal block column direction, direction at a right angle relative to paper in figure) on, with the first terminal 20, Second terminal 30 and the position of metalwork 40 correspondence, allow the first end along being formed with the most throughly Second pressed arm portion 34 of first pressed arm portion the 24, second terminal 30 of son 20 and metalwork 40 52, the second groove portion of the first groove portion 53 of the anterior slit-shaped entered of upper arm parts 41 and the 3rd groove Portion 54.Therefore, the 52, second groove portion of above-mentioned first groove portion 53 and the 3rd groove portion 54 groove width (with Groove inner surface width each other on the direction that paper is at a right angle), formed than above-mentioned the first terminal 20, the Two-terminal 30 and metalwork 40 respective thickness of slab slightly larger dimensions.In above-mentioned first groove portion 52, Two groove portion 53 and the 3rd groove portions 54, are respectively arranged with the first cam connected to each other for groove inner surface Portion's the 55, second cam part 56 and the 3rd cam part 57.

Such as Fig. 2 (A) finding, arrange in the first groove portion 52 positioned accordingly with the first terminal 20 First cam part 55, is located in the above-mentioned first groove portion 52 times of the movable member 3 of open position Portion, and there is the oval section grown crosswise.In Fig. 2 (A) finding that movable member 3 is in an open position Posture under, the height dimension of the first cam part 55 than the first terminal 20 first by splenium 24A with The interval of mountain-shaped part 28C is set as little, lateral dimension than first by splenium 24A and rising wood 28A Interval be set as greatly.In Fig. 2 (A), center of rotation X of this first cam part 55 is in In the center of curvature of the arc sections stating the right side of oval section, and it is positioned at turning of above-mentioned movable member 3 On the extended line of moving axis line.Therefore, making above-mentioned center of rotation X is that one end makes above-mentioned first cam part 55 The straight line that arbitrfary point is the other end of arc sections become cam radius.Thus, this first cam part 55 The left and right sides arc sections in, the arc sections shape on the right side at center of rotation X place in Fig. 2 (A) Become little cam radius portion 55A, and the arc sections in left side forms big cam radius portion 55B.Little cam The slip that radius portion 55A is formed with the above-mentioned rising portions 28B sliding contact becoming cam abutting portion connects The scope of touching.The lateral dimension of the first cam part 55 under posture seen by Fig. 2 (A) relative to The first of above-mentioned the first terminal 20 is had above-mentioned pass by the interval of splenium 24A and rising wood 28A System, so above-mentioned big cam radius portion 55B has: in above-mentioned first cam part 55 with center of rotation When turning to the make position of Fig. 3 centered by X, by the first of the first terminal 20 the movable arm 21 First pressed arm portion 24 is pressed upward by splenium 24A at the first of its recess shape and makes its elastic change Enough cam radius needed for Wei.For above-mentioned little cam radius portion 55A, at Fig. 2 (A) Seen open position, with the rising wood 28A of the first terminal 20 that submerges and the arc-shaped part that formed Have between 28A-1 between some gaps, but be as being contained in towards the rotation of make position this arc-shaped Part 28A-1 makes the position of center of rotation X stablize.

Such as Fig. 2 (B) finding, arrange in the second groove portion 53 positioned accordingly with the second terminal 30 Second cam part 56, the little cam radius portion 56A being formed as there is orthodrome on right side and in left side Having the substantially fan of the big cam radius portion 56B of small arc-shaped, center of rotation X is in and the first cam The position that portion 55 is consistent, and constitute the sliding contact formed with cam abutting portion 38A sliding contact The center of curvature of the circular arc of little cam radius portion 56A scope, above-mentioned.Relative to above-mentioned center of rotation X, cam abutting portion 38A of cam support 38 is positioned at the mountain-shaped part 28C than the first terminal 20 Position on the lower, so the little cam radius portion 56A connected with above-mentioned cam abutting portion 38A Cam radius is bigger than the cam radius of the first cam part 55, the most homogeneous in which rotational angle position For the first cam part 55, there is constant cam radius poor.The big cam of above-mentioned second cam part 56 The big cam radius portion 55B of radius portion 56B and the first cam part 55 has identically: above-mentioned When two cam part 56 turn to the make position of Fig. 3 centered by center of rotation X, by the second terminal The second of 30 at it by the pressurized arm 34 of splenium second is pressed upward by splenium 34A and makes its bullet Property displacement needed for enough cam radius.

In Fig. 2 (B), above-mentioned second cam part 56 is being moved from the big cam radius portion 56B of left part To upside (being right side in Fig. 3 (B)) the edge 56C of the little cam radius portion 56A of right part, in prominent It is provided with engaging compression zone 56D with playing shape.In Fig. 2 (B), this engaging compression zone 56D is positioned at The second of second terminal 30 is by the position of the end that keeps left of splenium 34A.Concave above-mentioned second by splenium 34A is formed as caving in curved shape as a result, the part of end of keeping right constitutes slope, bottom right and forms engaging By splenium 34A-1.

Such as Fig. 2 (C) finding, the arranged in the 3rd groove portion 54 positioned accordingly with metalwork 40 Three cam part 57, are fabricated to the shape similar to above-mentioned the second cam part 56 being positioned at the second groove portion 53 Shape, and the little cam radius portion 57A that is formed as there is orthodrome on right side and there is roundlet in left side The substantially fan of the big cam radius portion 57B of arc, center of rotation X be in the first cam part 55 with And the second consistent position of the center of rotation of cam part 56, and constitute formation and cam abutting portion 48A The center of curvature of the circular arc of the little cam radius portion 57A sliding contact scope of sliding contact, above-mentioned. Relative to this center of rotation X, cam abutting portion 48A of cam support 48 and the second cam part 56 are positioned at the mountain-shaped part 28C position on the lower than the first terminal 20 in the same manner, thus convex with above-mentioned The cam radius of the little cam radius portion 57A that wheel abutting portion 48A connects is than the first cam part 55 Cam radius is big, no matter which rotational angle position to be respectively provided with constant cam radius in poor.Above-mentioned The big cam radius portion 57B of the 3rd the cam part 57 and big cam radius portion 55B of the first cam part 55 Have in the same manner: centered by center of rotation X, turn to closing of Fig. 3 in above-mentioned 3rd cam part 57 When closing position, by the pressed arm portion 44 of the upper arm parts 41 of metalwork 40 at it by splenium 44A upward Side's pressing makes the enough cam radius needed for its elastic displacement.

In Fig. 2 (C), above-mentioned 3rd cam part 57 is being moved from the big cam radius portion 57B of left part Upside (for right side in Fig. 3 (C)) edge 57C to the little cam radius portion 57A of right part is formed Stair-stepping portion of submerging, is set to engage compression zone 57D by the corner obtained by arranging this and submerging portion. This engaging compression zone 57D compares the position of Fig. 2 (C) to negative direction (around the inverse time at movable member 3 Pin direction) realize the function identical with the engaging compression zone 56D of the second cam part 56 when rotating.

The adapter of the present embodiment so constituted is used and function by following main points.

First, adapter 1 is configured at the assigned position on circuit substrate (not shown), by first Second connecting portion 39 of first connecting portion the 29, second terminal 30 of terminal 20 and metalwork 40 The soldering of soldering fixed part 49 portion corresponding with circuit substrate connects and is fixed.

About being so installed on the adapter 1 of circuit substrate, by movable member 3 band to seen by Fig. 2 This movable member 3 is in the open position of the posture that stands, and makes the reception peristome 16 of housing 10 be in The state of opening towards the rear, thus be formed as being inserted into the state of strap F.

It follows that the coupling part of strap F is inserted in above-mentioned reception peristome 16 forward. The first press section 25A and first of the first movable part 21 of the first terminal 20 fixes the of arm 22 Between one support 27A, the second press section 35A of the second movable arm 31 of the second terminal 30 with Between second the second support 37A fixing arm 32, all become the above-mentioned company than strap F Connect the interval that the thickness of part is slightly wider, so the coupling part of this strap F is easily inserted.But, About above-mentioned metalwork 40, engaging portion 45A of the upper arm parts 41 of this metalwork 40 and lower arm part 42 Between, become the interval that the thickness of coupling part than above-mentioned strap F is narrow, so strap F lifts above-mentioned engaging portion 45A in its front end and proceeds to assigned position, and above-mentioned engaging portion 45A enters Engaging portion F3 of the incision-like of strap F, thus strap F is temporarily kept.

It follows that as seen in Figure 3, as the regular operation order connected for cable, make movable Parts 3 turn to closing of flat-hand position from the open position of Fig. 2 to positive direction (clockwise) Close position.By this rotation, first cam part the 55, second cam part 56 of movable member 3 and 3rd cam part 57 rotates centered by center of rotation X, their little cam radius portion 55A, 56A, 57A is at corresponding the rising wood 28A of the first terminal 20, the second terminal 30 and the cam of metalwork 40 The upper sliding contact of abutting portion 38A, 48A, and big cam radius portion 55B, 56B, 57B are upward The first terminal 20, second terminal 30 of side's pressing correspondence and metalwork 40 respective second are by splenium 24A、34A、44A.As a result, the first terminal the 20, second terminal 30 and metalwork 40 are lifted respectively Play the second quilt of the first movable arm 31 in pressed arm portion 24, second of their the first movable arm 21 Pressure arm portion 34 and pressed arm portion 44, based on lever principle, first presses movable arm 25, second Press movable arm 35, movable arm 45 bends the most downward, the first press section 25A, second Press section 35A presses the upper surface of strap F downward, additionally engaging portion 45A further to Lower section displacement also maintains its position.Therefore, strap F has the contact pressure of regulation, and as One terminal 20 and the first press section 25A of contact site function of the second terminal 30, second press Splenium 35A contacts and constitutes electrical connection, utilizes engaging portion 45A of metalwork 40 to be reliably prevented Engaging portion F3 is extracted.

It follows that movable member 3 is not affected by turning to towards positive direction from the posture of Fig. 2 the appearance of Fig. 3 The normal operations of gesture, but rotate the posture becoming Fig. 4 for the time being to negative direction from the posture of Fig. 2, so Though backward positive direction via Fig. 5 posture towards make position by rotating operation such less preferably but The action during operation frequently executed illustrates.

When by making posture that movable member 3 becomes Fig. 4 to the rotating operation of negative direction, movably After the operating portion 51 of parts 3, (left side in Fig. 4) limiting unit corresponding with housing 10 abuts. In the moment that this abutting is carried out, movable member 3 in negative direction by power, the cam part of movable member 3 The bottom of this residing movable member 3, it is intended to centered by the abutment of the limiting unit being positioned at housing to Rotate in an anti-clockwise direction moves.As it has been described above, for cam part, the first cam part 55, second is convex Wheel portion 56 and the 3rd cam part 57 rotate with same axis for camshaft line, but are not with convex The mode that the position of wheel axis self is invariable is supported by, so first cam part the 55, second cam Portion 56 and the 3rd cam part 57 are lifted, and movable member 3 is subject to from above-mentioned housing 10 in abutment Power to the right i.e. counteracting force, thus with above-mentioned lifting while to the right deviation mobile as a result, The first cam part 55 that movement to the right should be limited by the rising portions 28B of the first terminal 20, as Fig. 4 (A) snaps into corner formed by rising portions 28B and mountain-shaped part 58C, and then movable member like that 3 to positive direction rotate and become standing position (being equivalent to the posture of Fig. 2) time, above-mentioned corner is made Start to step on step on for stepping on the portion Q of stepping on, cross rising portions 28B and climb up mountain-shaped part 28C as Fig. 5 (A). This Fig. 4 (A), the position of cam part of Fig. 5 (A) are the disengagings deviateed from normal position the earliest Turned position.

So in the case of the first cam part 55 arrives and departs from turned position, if the second cam part is not Take the existing movable member of the countermeasure of present embodiment, stood from the movable member 3 of Fig. 5 Open position towards make position further to positive direction by rotating operation, then based on this operating physical force, In the rotation way of positive direction, leave outside housing 10 as shown in Figure 6.

But, in the present embodiment, it is provided with the engaging compression zone of overshooting shape in the second cam part 56 56D, at movable member 3 as Fig. 4 (B) from the posture rotated to negative direction towards Fig. 5 (B) Posture during positive direction moves, above-mentioned engaging compression zone 56D is to press upward The second of two-terminal 30 is engaged by the mode of splenium 34A, will with this second by splenium 34A The i.e. block chalaza 56E of contact point move to right from left.This block chalaza is come by splenium 34A from second See, be formed at this second by the engaging of movement on splenium 34A by splenium.It addition, this block chalaza is to For two cam part 56, it is always positioned at the engaging compression zone 56D of overshooting shape, is fixed point.

It addition, in this condition, as second cam part 56 of Fig. 4 (B) is amplified shown Fig. 7 Finding, owing to second by curved shape concave for splenium 34A, this is second by the right-hand member of splenium 34A Territory 34A-R becomes the inclination on slope, bottom right.

Therefore, above-mentioned block chalaza 56E, i.e. second by the engaging of movement on splenium 34A by splenium 34A The position of-1, if arriving the right-hand member territory 34A-R of the inclination becoming slope, above-mentioned bottom right, then inclines because of this Tiltedly and at this right-hand member territory 34A-R, the engaging compression zone 56D of above-mentioned second cam part 56 is further Move and be prevented from, in the boundary position that movement cannot be carried out further, mobile stopping to the right.So And, movable member 3 also continues to by the rotating operation of positive direction at above-mentioned boundary position, and be intended to Positive direction rotates.Therefore, the second cam part 56 is by being pressed with the engaging of above-mentioned second terminal 30 Above-mentioned boundary position (the such as boundary position shown in Fig. 7 of the right-hand member territory 34A-R contact of portion 34A ML) by fulcrum on the equidirectional that the operating physical force that positive direction rotates is carried out, by moment of torsion.Cause By this moment of torsion, the second cam part 56 is intended to pros with above-mentioned boundary position ML for moment center To rotation, the depressed power towards left and be intended to move to the left.Therefore, though being in and this second cam Position that portion 56 is the most different but first cam integral part of with this second cam part 56 Portion 55 is also intended to rotate to above-mentioned positive direction, is intended to move to the left.Second cam part 56 is from the second terminal The second pressed arm portion 34 of 30 is subject to power down i.e. counteracting force because of its elastic deflection, so should Power down also passes to the first cam part 55 certainly.Therefore, the first cam part 55 is convex by second Wheel portion 56 with above-mentioned boundary position ML be moment center positive direction rotate, and simultaneously by The power of left and power downwards, from by from the rising portions 28B of the first terminal to the shifting of mountain-shaped part 28C The corner of dynamic position, as the state of the dotted line position of the Fig. 7 taking portion Q, is intended to direction to left down and leaves Move and return the normal position on rising wood 28A.Thus, return the first cam part of normal position 55 states becoming Fig. 2 (A), are stoped movement to the right, and movable part by rising portions 28B Part 3 arrives make position towards positive direction based on regular rotation.

In the present invention, it is formed at the engaging compression zone 56D of the second cam part 56, even if not being above-mentioned The overshooting shape illustrated in figure and the position being not in above-mentioned figure diagram, it is also possible to bring phase as having With the form of overshooting shape of effect and carry out various deformation.Such as, with above-mentioned engaging compression zone 56D The state of the posture becoming Fig. 4 (B) carries out comparative illustration, then also be able to as Fig. 8 (A) make The engaging compression zone 56D-1 of overshooting shape be not positioned at the rising wood of the second cam part 56 middle position and It is in right-hand member, it is also possible to as Fig. 8 (B), right-hand member is become engaging be subject to as simple corner Splenium 56D-2, it is also possible to Fig. 8 (C) is like that with by stepped for the right part of the rising wood side submerged Formula formed and will in this stair-stepping corner as engaging compression zone 56D-3, it is also possible to such as Fig. 8 (D) Make the second cam part 56 be formed as identical with the shape of the first above-mentioned cam part 55 like that to grow crosswise Oval, the right part of the second cam part 56 and the right-hand member shape in the second pressed arm portion 34 of the second terminal 30 The hook portion 34A-2 engaging become, using this right part as engaging compression zone 56D-4.

In the present embodiment, as the boundary position (ML) of block chalaza 56E like that as seen in Figure 7 With the preferred example of position relationship on direction before and after portion of the taking Q of the first cam part 55, it is illustrated that Block chalaza 56E compares and takes the located anteriorly situation of portion Q, even if but this front and back position relation is contrary, Second cam part 56 is also carried out the positive direction with block chalaza 56E as fulcrum and rotates, and returns to the left, So identical effect also can be obtained.

Claims

1. an electrical connector for flat conductive member,

Fixing arm and the movable arm of arm set in the way of mutually extending in the same direction side by side It is placed in the terminal maintaining the tabular surface of metallic plate and formed,

Above-mentioned fixing arm and movable arm length direction pars intermedia by linking part interconnected and Be formed as parts,

Above-mentioned fixing arm is by the fixing holding of housing, and movable arm is constituted in length direction end side to be pressed Splenium and another side constitute by splenium,

When the movable member by rotating operation is carried out from the open position court being inserted into strap When the positive direction of make position rotates, the cam part cam based on ormal weight of this movable member becomes Position amount and press above-mentioned movable arm by splenium, make this by splenium including the plane of terminal Face in conjugate, by this by the displacement of splenium, more than movable arm state linking part be fulcrum be thick stick Shaft-like carry out angular deflection and make press section conjugate, this press section apply to press pressure to strap,

Above-mentioned electrical connector for flat conductive member is characterised by,

Multiple above-mentioned terminals arrange on the direction at a right angle with the tabular surface of this terminal,

Above-mentioned multiple terminals at least have different the first terminals and the second terminal,

The first terminal has the above-mentioned fixed arm in the scope opposed by splenium with movable arm The stepped rising portions erected of other end side position of the rising wood in portion, and at this rising portions Top is formed with mountain-shaped part, this rising portions limit movable member in the first cam part towards another side Mobile, and formed the first cam part to above-mentioned movable member by above-mentioned rising wood and rising portions The rotation guide portion guided around the rotation of the camshaft line of normal position,

The rising wood of the fixing arm of the second terminal is corresponding in the rotation guide portion with the first terminal Scope forms the straight part extended to length direction,

When movable member open position to negative direction rotate after to positive direction by rotating operation time, Make the first cam part climb up mountain-shaped part owing to the positive direction of movable member rotates, a little become stepping on to step on Under the new state departing from turned position of the first cam part, the movable arm of above-mentioned second terminal Had by splenium stop this by splenium by press from the contact of the second cam part by pressure point Towards the engaging of other end side shifting by splenium on above-mentioned length direction, and above-mentioned second cam part Have and engage the engaging compression zone engaged by splenium with this, thus by movable member with above-mentioned engaging It is that fulcrum rotates to positive direction by splenium and the block chalaza engaging compression zone, it is possible to make the first cam part A little leave from stepping on to step on and make camshaft line reset to normal position,

Under the posture that movable member is in an open position,

The height dimension of the first cam part than the first terminal first by splenium and the interval of mountain-shaped part It is little,

The cam abutting portion of the cam support of the second terminal is positioned at the mountain-shaped part than the first terminal Position on the lower.

Electrical connector for flat conductive member the most according to claim 1, it is characterised in that

In the second terminal, it is formed at by the engaging of splenium by splenium, in the positive direction of movable member In rotation, engaging compression zone the stepping on to step on and a little growing compared to above-mentioned first cam part of the second cam part Degree is positioned at other end side on direction.