CN1885630A - Press type joint - Google Patents
Press type joint Download PDFInfo
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- CN1885630A CN1885630A CN 200510108402 CN200510108402A CN1885630A CN 1885630 A CN1885630 A CN 1885630A CN 200510108402 CN200510108402 CN 200510108402 CN 200510108402 A CN200510108402 A CN 200510108402A CN 1885630 A CN1885630 A CN 1885630A
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- joint
- outstanding
- patchhole
- banana plug
- rod
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Abstract
The present invention provides one kind of pushed adaptor capable of connecting wires and banana plug via simple operation and with low production cost. The pushed adaptor includes one casing with four internal mechanisms, adaptor inside the internal mechanism with side jack, free rod opposite to the adaptor, and spiral spring to erect the rod beside the adaptor. The adaptor has protuberant connecting tab in the press connection mode, the rod has raised pressed part, the top plate has through hole for the banana plug to pass through, and some pressing part is configured in the opposite side.
Description
Technical field
The present invention relates to and to connect the lead of various signals of telecommunication transmission usefulness and the press type joint of banana plug by operation simply.
Background technology
Transmission parts as this signal of telecommunication exist well-known press type joint, lever joint and spiral joint etc.
Wherein, spiral joint can carry out being connected of lead and banana plug two sides, when connecting lead, and loosening screw element and from the hole of side, insert this lead, thus must adjust (patent documentation 1) to this screw element once more, thus should operation very numerous and diverse.In addition, because these parts are the screw element structure, thereby its cost is higher, and this also is a problem.
Can constitute by following parts as press type joint, that is, offer the housing, joint, operation knob, the spring (patent documentation 2) that this operation knob is suppressed with erecting and be crimped on joint side of lead patchhole towards this joint side rough ground configuration along the configuration of this lead direction of insertion.
Wherein, lodging operation (operation that pulls back) operation knob, then lead is inserted from described lead patchhole, if allow freely moving of this operation knob, then under the effect of described spring, erect and be crimped on described joint side, and by with this operation knob with joint opposite side and this piecing strength push down this lead, thereby can guarantee electrical connection and mechanical connection between this joint and this lead.Like this, though this press type joint has the parts that are connected with lead, do not have the parts that are connected with banana plug.
And, also can constitute (patent documentation 3) as press type joint by terminal component, heart yearn pressing component and the spring of shell, configuration and this enclosure.Wherein, described shell offers heart yearn patchhole and the outstanding hole of button in front; Described heart yearn pressing component is configured in the action button mode that freely protrudes in the outstanding hole of button of can advancing and retreat, and when being pressed into action button, this heart yearn pressing component retreats from described heart yearn patchhole; Described spring is to be pressed into the mode application of force that this heart yearn inserts in the hole with this heart yearn pressing component.
Wherein, be pressed into action button and described heart yearn pressing component is retreated, thereby heart yearn is inserted the heart yearn patchhole of offering, under this state, if stop the push operation of this action button, then under the effect of described spring, make this heart yearn pressing component return cord patchhole side, this heart yearn is pushed by periphery and this heart yearn pressing component in this hole powerfully, and, between the described terminal also for to push powerfully.Like this, can make between heart yearn and the terminal and be electrically connected.Like this, though this press type joint has the parts that are connected with lead, do not have the parts that are connected with banana plug.
In addition, described lever joint constitutes (patent documentation 4) by the housing with conductor patchhole, terminal component, action bars and teat.Wherein, described terminal component disposes along the approach axis sidepiece of this conductor patchhole, and enters in this conductor patchhole with making the distolateral elastic force of one; Described action bars is across described conductor patchhole and be configured to distolaterally freely rise and fall opposed to each other with one of this terminal component; Described teat bloats with a distolateral opposed position this terminal component from this action bars, and have under the state of this action bars that fell, make and be inserted in that banana plug that described conductor inserts in the hole enters into and a joint-cutting groove between distolateral of described terminal component, and, the wire clamp that is inserted in this conductor patchhole can be held in its front end and described terminal component under the state of this action bars that fell, by this action bars of pull-up one distolateral between.
In this lever joint, as mentioned above, by falling action bars lead being inserted conductor inserts in the hole, and then insert in the joint-cutting groove of teat of this action bars, then, if this action bars of pull-up, then can make one of this lead and this teat and terminal component become mechanical connection between distolateral and be electrically connected.In addition, insert in the hole if similarly banana plug is inserted conductor by falling action bars, then become state at interval between distolateral at one of the joint-cutting groove of teat front end under this state and terminal component, so plug is entered wherein, thereby this banana plug and can be electrically connected under the effect of one of this terminal component distolateral elastic force and carry out mechanical connection.
This lever joint can carry out being connected of banana plug and lead two sides reliably, says that on this meaning this joint is comparatively good, still, must carry out the operation of action bars in order to carry out described connection, so, more or less complicated.In addition, inserting and keeping also might reducing the elasticity of terminal component in the process of banana plug.And, also have to use spring material at high price as terminal component.
No. the 3355161st, [patent documentation 1] Japanese patent gazette (the 2nd page, the 0002nd～0007 section, Fig. 8, Fig. 9, Figure 10)
[patent documentation 2] Japanese patent gazette spy opens clear 64-35878 number
[patent documentation 3] Japanese patent gazette Te Kaipingdi 9-161859 number
No. the 3355161st, [patent documentation 4] Japanese patent gazette
Summary of the invention
The object of the present invention is to provide a kind of press type joint, can connect the lead of the signals of telecommunication such as voice signal transmission usefulness of loud speaker cable etc. and banana plug and can make at an easy rate by shirtsleeve operation.
The press type joint of technical scheme 1 of the present invention, it comprises:
The housing of insulating properties has all insertable patchhole of banana plug and lead;
The joint of conductivity, its along the configuration of length direction of the sidepiece of this patchhole thereon, and, have with the mode that is crimped on the sidepiece that is inserted into this banana plug that inserts in the hole outstanding outstanding tab portion in this patchhole;
Rod unit, with the opposed position of outstanding tab portion of this joint in face of side and inboard have the teat of pushing respectively, and be the rotating fulcrum rotation that rises and falls with the position of the inboard of described patchhole, by spring members described later to erect the mode application of force of rotation to this joint side, and, erecting to this joint side under the state of rotation, offer the plug openings being inserted on the described position that banana plug entered that inserts in the hole, in addition, have so that the sidepiece of the banana plug that enters is crimped on the compressed part that the mode of the outstanding tab portion of described joint compresses from its opposition side;
Spring members is so that this rod unit erects the mode application of force of rotation to described joint side.
The bar body is by two rod-like stem sheets, constitute to the pinch hand that rear side extend to be provided with to its top plate portion that connects with from this top plate portion in the upper end;
One pushes teat, in side in front this bar body and the opposed position of outstanding tab portion described joint, outstanding from described top plate portion;
Another pushes teat, and is outstanding in the inboards with the opposed position of outstanding tab portion described joint these two rod-like stem sheets;
The plug openings is opened in described top plate portion, is used to make described banana plug to enter;
Compressed part in the rear side of described two rod-like stem sheets midway, makes by this plug openings and the banana plug that enters and is crimped on described outstanding tab portion;
Rotation axis, side-prominent from the lower end two of described two rod-like stem sheets, and the bearing portion that is supported on the corresponding site that is configured in housing free to rotate.
According to the press type joint of technical solution of the present invention 1, can carry out the connection of lead as prior art, in addition, also can carry out the connection of banana plug.
Under the situation of the connection of the various leads that comprise the loud speaker cable, with existing press type joint similarly, rod unit was fallen in rear side, then this lead is inserted this patchhole, then, make this rod unit be returned to the state of erecting under the effect of spring members, then this lead becomes the state between the outstanding tab portion that two of being held on rod unit push teat and joint, thereby can carry out mechanical connection and electrical connection.
In addition, under the situation that connects banana plug, need not operate especially, only be inserted into patchhole and get final product.That is, rod unit is become the standing shape attitude by the effect of spring members, inserts banana plug from the inlet of patchhole, and then this banana plug enters the required degree of depth at the plug openings of the internal run-through rod unit of this patchhole.At this moment, for this banana plug, the part of its sidepiece contacts with the outstanding tab portion of described joint, and on the other hand, the sidepiece of its opposition side is compressed by the compressed part that is formed at rod unit, thereby can guarantee it reliably and should give prominence to contacting of tab portion.Thus, can guarantee electrical connection and mechanical connection between this banana plug and the press type joint.
As mentioned above,, not only can carry out and being connected but also can carrying out and being connected of banana plug of lead according to the press type joint of technical scheme 1 of the present invention, and, the latter's connection only by insert patchhole so very shirtsleeve operation can finish.And, owing to be press type joint, so, need not adopt the such high price parts of spiral joint, also needn't be with spring material as joint material, so can make at an easy rate.
Press type joint according to technical scheme 2 of the present invention, rod unit rational in infrastructure, with situation that lead is connected under, push the outstanding tab portion of teat and joint by two of this rod unit and can carry out the clamping of lead reliably, thereby can guarantee good electrical connection and mechanical connection.In addition, with situation that banana plug is connected under, can carry out pressuring action reliably with respect to the sidepiece of this banana plug by the effect of described compressed part, the sidepiece of its opposition side and contacting of described outstanding tab portion can be carried out reliably, good electrical connection and mechanical connection can be guaranteed.
According to the press type joint of technical scheme 3 of the present invention, owing to constitute by rigid body, so, can there be the deterioration distortion that causes by use hardly, can keep its good performance chronically.
According to the press type joint of technical scheme 4 of the present invention, when connecting lead, combine with two effects of pushing teat of rod unit, be limited to the edge portion of the outstanding tab portion of joint by corresponding site with this lead, can make mechanical connection comparatively reliable.Confining force with respect to large diameter lead also increases.
Description of drawings
Fig. 1 (a) is the front view of the press type joint of embodiment, (b) is right side view, (c) is upward view, (d) is the profile of A-A line in (a).
Fig. 2 (a) is the front view of the housing of embodiment, (b) is right side view, (c) is upward view, (d) is the profile of B-B line in (a).
Fig. 3 (a) is the left side view of the rod unit of embodiment, (b) is front view, (c) is upward view, (d) is the profile of C-C line in (b).
Fig. 4 is the stereogram of the rod unit of embodiment.
Fig. 5 (a) is the left side view of the joint of embodiment, (b) is front view, (c) is upward view, (d) is the amplification profile of D-D line in (b).
Fig. 6 (a) is the left side view of another joint of embodiment, (b) is front view, (c) is upward view, (d) is the amplification profile of E-E line in (b).
Fig. 7 (a) (b) is upward view for the right side view of the state that inserts in the hole of the forward right side of the press type joint of expression banana plug insertion embodiment, (c) is stereogram.
Fig. 8 (a) is the sectional arrangement drawing of the state that inserts in the hole of the forward right side of the press type joint of expression banana plug insertion embodiment, (b) insert the sectional arrangement drawing of the right inboard state that inserts in the hole of the press type joint of embodiment for lead, (c) be the partial enlarged drawing of (b).
Embodiment
Press type joint of the present invention is that joint, rod unit and the spring members by the housing of insulating properties, conductivity constituted basically.Wherein, described housing has the patchhole that not only can insert banana plug but also can insert lead; Described joint disposes along its length direction at the sidepiece of patchhole; Described rod unit and this joint dispose opposed to each other, and are the rotating fulcrum rotation that rises and falls with the position of the inboard of described patchhole; Described spring members is so that this rod unit erects the mode application of force of rotation to described joint side.
Described housing can have the structure of various forms, still, preferably constitutes by roughly tabular base portion with from built-in of a plurality of mechanisms that this base portion erects, and is shaped integratedly by the plastics of insulating properties etc.Adopting under the situation of this structure, press type joint is formed at respectively in built-in of each mechanism.The front end of built-in portion of described mechanism is offered and be formed to described patchhole, and form the installation portion that described joint arrangement is used along the length direction of its sidepiece.Form the installation portion of described rod unit in a side opposite with the installation portion of this joint across this patchhole.
As mentioned above, described joint is that preferably the strip-shaped parts by rigidity forms at the sidepiece of the patchhole of the described housing parts along the conductivity of its length direction configuration.This joint, to be crimped on the mode of the sidepiece that is inserted into this banana plug that inserts in the hole, forms outstanding outstanding tab portion in this patchhole at the length direction of this patchhole midway.Should outstanding tab portion can adopt various outstanding forms, and preferably adopt following form, that is, the strip-shaped parts of crooked this joint of formation also makes it to see from the side outstanding be roughly コ font or horizontal U font.
Be preferably on the position of inboard of the length direction that is positioned at patchhole of described outstanding tab portion, an one of its central portion is carried out otch and form edge portion.Owing to form this structure, insert in the hole and be positioned at the lead of the state of the front by this outstanding tab portion for insertion, if at the length direction of this outstanding tab portion inboard and in face of side push teat by the aftermentioned of rod unit and push, then the position that contact with above-mentioned edge portion is limited to this edge portion and in addition maintenance reliably securely.
Above-mentioned joint except having described outstanding tab portion, the portion of terminal that the installation sheet on the regulation position of the installation portion that also having is used to be fixed is arranged at housing and being used for is connected with the lead of outside electronic equipment etc. etc. etc.
As mentioned above, described rod unit, be on described housing, with described joint, to dispose opposed to each other, and the parts that rise and fall as rotating fulcrum and rotate with the inboard position of described patchhole, its with the opposed position of outstanding tab portion of this joint in face of side and inboard have the teat of pushing respectively; Under the effect of described spring members, make described rod unit erect rotation to this joint side, and under the state that erects rotation to this joint side, in inserting the position that banana plug entered of described patchhole, offer the plug openings; And, having compressed part, the mode that its sidepiece with the banana plug that enters is crimped on the outstanding tab portion of described joint compresses from its opposition side.
Described rod unit, the inscape as if having with above-mentioned each corresponding function then can freely adopt various structures.For example this rod unit can be pushed teat by bar body,, another is pushed teat, plug openings, compressed part and rotation axis and constitutes.Wherein, described bar body is by two rod-like stem sheets, constitute to the pinch hand that rear side extend to be provided with to its top plate portion that connects with from this top plate portion in the upper end; Described one pushes teat in side in front this bar body and the opposed position of outstanding tab portion described joint, outstanding from described top plate portion; It is outstanding in the inboards with the opposed position of outstanding tab portion described joint these two rod-like stem sheets that described another pushed teat; Described plug openings is opened in described top plate portion, is used to make described banana plug to enter; Described compressed part, makes the banana plug that enters by the plug openings be crimped on described outstanding tab portion in the rear side of described two rod-like stem sheets midway; Described rotation axis, side-prominent from the lower end two of described two rod-like stem sheets, and the bearing portion that is supported on the corresponding site that is configured in housing free to rotate.
The space of described two rod-like stem sheets is at least the size of the diameter of the banana plug that surpasses the conduct insertion object that inserts described patchhole.In addition,, compress, preferably be located in the position of realizing its anti-drop function effectively at the upper side slightly of the maximum gauge portion of described banana plug for described compressed part.For such rod unit, best each inscape that is shaped above-mentioned integratedly by the plastic material of insulating properties etc.
As mentioned above, described spring members can freely adopt so various spring parts that act on for so that described rod unit erects the parts of the mode application of force of rotation to described joint side.For example, by convention, adopt the helical spring of compression spring type as this spring members, it is located between the opposed position in the back side and the back side this housing and this pinch hand of pinch hand of described rod unit, as mentioned above, can be so that this rod unit erects the mode application of force of rotation to described joint side.
Therefore, according to press type joint of the present invention, can carry out equally can also carrying out the connection of banana plug on the connection basis of lead with in the past joint.
For example, under the situation that connects lead, with existing press type joint similarly, rod unit was fallen in rear side, and this lead inserted in this patchhole with the required degree of depth, then, make it swing to the power of rear side on this rod unit if remove to put on, then this rod unit automatically reverts to the state of erecting under the effect of spring members, thereby this lead becomes two states of pushing the outstanding tab portion clamping of teat and joint by rod unit.Like this, lead can carry out mechanical connection and electrical connection reliably with it.
As mentioned above, when the concrete structure of rod unit is by described bar body, from the top plate portion of the upper end of this bar body outstanding push teat, the outstanding teat of pushing from the regulation position of two rod-like stem sheets of this bar body, be opened in the plug openings of described top plate portion, be disposed at the rear side compressed part midway of described two rod-like stem sheets, when the lower end two side-prominent rotation axiss of described two rod-like stem sheets constitute, rod unit rational in infrastructure, under the situation that connects lead as mentioned above, can carry out the clamping of lead by two outstanding tab portion of pushing teat and joint of this rod unit reliably, can guarantee electrical connection and mechanical connection that it is good.
In addition, as mentioned above, when forming edge portion on the described regulation position in the outstanding tab portion of joint, the corresponding position of this lead is limited to this edge portion and can carries out reliable mechanical connection.Therefore, also can improve its confining force with respect to large diameter lead.
In addition, under the situation that connects banana plug, needn't carry out special bar operation etc., only will get final product in this banana plug insertion patchhole.
Usually, rod unit becomes the state of erecting under the effect of spring members, if insert banana plug from the inlet of patchhole, then this banana plug connects the plug openings on the top plate portion that is opened in described bar body and enters into the required degree of depth in the inside of this patchhole.At this moment, the part of the sidepiece of this banana plug contacts with the outstanding tab portion of described joint, and on the other hand, the sidepiece of its opposition side is compressed by described compressed part, thereby can guarantee it securely and should give prominence to contacting of tab portion.Thus, can make with described banana plug between be electrically connected and mechanical connection comparatively reliable.As mentioned above,, then also its anticreep effect can be guaranteed fully, this banana plug can be kept more reliably if compressed part is formed at the top slightly of the maximum gauge portion of this banana plug.
In addition, as mentioned above, if constitute joint by rigid body, then with any situation about being connected of lead or banana plug under, also can have the deterioration distortion that causes by use hardly, can keep its good performance chronically.
As mentioned above,, can not only connect lead but also connect banana plug, still, only insert simply for the latter's connection and to get final product by the utmost point according to press type joint of the present invention.And, because the present invention is press type joint, so, do not use the such expensive component of spiral joint and will spring material yet as joint material, thereby can make cheaply.
[embodiment 1]
Present embodiment relates to the example that forms 4 press type joints on housing 1.Shown in Fig. 1 (a)～(d) and Fig. 2 (a)～(d), this housing 1 is by the tabular base portion 2 of quadrangle roughly and be arranged in built-in 3 in 4 mechanisms that erect, 3 of its front in length and breadth ... constitute, shown in Fig. 1 (a)～(d), each press type joint is formed in built-in 3 in each mechanism.
As mentioned above and shown in Fig. 1 (a)～(d), each press type joint is made of as basic inscape built-in 3 in mechanism, joint 4, rod unit 5 and helical spring 6.Wherein, built-in 3 in described mechanism is the parts that are formed at described housing 1, and it has patchhole 3a, the joint installation portion 3b that is disposed at the one sidepiece, the bar installation portion 3c that is disposed at the other side and the spring terminal installation portion 3d that is opened in its front end; Described joint 4 is installed among this joint installation portion 3b; Described rod unit 5 is installed among this bar installation portion 3c; Described helical spring 6 is installed on the one end on this spring terminal installation portion 3d, and its other end is installed on the back side of the aftermentioned pinch hand 5d of this rod unit 5, and is located in wherein.
As mentioned above, built-in 3 in described mechanism is in the inscape that erects previously of the plate-like base 2 of housing 1, shown in Fig. 1 (a)～(d) and Fig. 2 (a)～(d), in this embodiment, forms eight thinner limit tubulars of roughly two-layer front end.As mentioned above, offer the inlet of patchhole 3a at its front end, extend to described base portion 2 sides in the space of this patchhole 3a, and be opened in the rear side of this base portion 2.
In the present embodiment, at a sidepiece in this patchhole 3a space, promptly form described joint installation portion 3b from the limit of described base portion 2 to sidepiece far away.This joint installation portion 3b ends slit 3b2,3b2 by the installing space 3b1 of the joint 4 of the respective side portion that is positioned at this patchhole 3a and the card that is positioned at its both sides and constitutes.This card only slit 3b2,3b2 is insertion and blocks the groove that the aftermentioned of ending described joint 4 is installed shoulder 4a, 4a.
And, in the other side in this patchhole 3a space, promptly form described bar installation portion 3c across this patchhole 3a and in the sidepiece of a side opposite with described joint installation portion 3b.This bar installation portion 3c is made of bearing groove 3c2, the 3c2 of the aftermentioned rotation axis 5a of the fluctuating space 3c1 of described rod unit 5 and this rod unit 5 of free rotation ground supporting.This fluctuating space 3c1 is at the sidepiece of this patchhole 3a, and is the state to outside opening.In addition, this bearing groove 3c2,3c2 be disposed at described patchhole 3 in the deep slightly position of portion's side.
In addition, in built-in 3 in described mechanism, form described spring terminal installation portion 3d at the more outer side of described bar installation portion 3c.Shown in Fig. 1 (d) and Fig. 2 (a), (d), this spring terminal installation portion 3d forms the minor axis shape that can combine with the end of described helical spring 6 with external state.
For described joint 4, even be disposed in built-in 3 in the mechanism at the arbitrary position on the described housing 1, constituting base portion 4b and outstanding tab portion 4c that shoulder 4a, 4a are installed also is same structure, but its portion of terminal 4d (14d) is because to connect the relation of front end different and structure is also inevitable different with each of built-in 3 in four mechanisms.
At first its same section is described.Shown in Fig. 5 (a)～(d) and Fig. 6 (a)～(d), this joint 4 is that the strip-shaped parts by the bending machining conductive metal forms.The prolongation of described base portion 4b is bent to the コ font and forms described outstanding tab portion 4c, and, will bend to the right angle and form butt holding section 4e towards the direction identical from the front end of the extension that this outstanding tab portion 4c extends with this outstanding tab portion 4c.The both sides of described base portion 4b form described installation shoulder 4a, the 4a that makes leg-of-mutton anti-delinking part outstanding.In addition, the part to the opposing party of this base portion 4b extends bends to the right angle in its end towards direction identical with described outstanding tab portion 4c, extends described portion of terminal 4d (14d) from its sidepiece.As mentioned above, this portion of terminal 4d, 14d, at it and connect pass between the front end and fasten and only limit to length and shape is different mutually, but in essence difference not.As mentioned above, the structure of portion of terminal is had nothing in common with each other corresponding to built-in 3 in 4 mechanisms, still, because therefore the above-mentioned difference that does not have like that in essence only shows two kinds.
Shown in Fig. 5 (b), (d) and Fig. 6 (b), (d), in described outstanding tab portion 4c, will carry out otch and form quadrangle, thereby form the 4f of edge portion towards this base portion 4b side with the central portion of the boundary member of described base portion 4b.
As Fig. 3 (a)～(d) and shown in Figure 4, described rod unit 5 by bar body, push teat 5e, another is pushed teat 5f, plug openings 5g, compressed part 5h, described rotation axis 5a and spring terminal installation portion 5i and constitutes.Wherein, described bar body is by two rod-like stem sheet 5b, 5b, the top plate portion 5c that it is connected in the upper end with extend the pinch hand 5d that is provided with from this top plate portion 5c to rear side and constitute; Described push teat 5e from described top plate portion 5c to outstanding with the opposition side of this pinch hand 5d; The described teat 5f that pushes gives prominence to the described identical direction of teat 5e of pushing in another position court of these two rod-like stem sheet 5b, 5b; Described plug openings 5g is the mouth that described banana plug enters usefulness, is opened in described top plate portion 5c; The rear side that described compressed part 5h is formed at these two rod-like stem sheet 5b, 5b midway; Described rotation axis 5a is side-prominent from the lower end two of two rod-like stem sheet 5b, 5b; The outstanding back side that is arranged at described pinch hand 5d of described spring terminal installation portion 5i.
Shown in Fig. 1 (d) and Fig. 8 (a)～(c), from described top plate portion 5c outstanding be provided with push teat 5e, with towards with the opposed position of outstanding tab portion 4c of described joint 4 in face of the outstanding mode of side (just going up) position.In addition, as shown in the drawing, be disposed at described two rod- like stem sheet 5b, 5b another position push teat 5f, then with lodge between these two rod- like stem sheet 5b, 5b and towards positioning with the outstanding mode in the inboard (just down) at the opposed position of outstanding tab portion 4c of described joint 4.
Shown in Fig. 8 (a), described compressed part 5h, be crimped on the mode of described outstanding tab portion 4c with the banana plug P that will enter by the plug openings 5g that is opened in described top plate portion 5c, near the centre of approach axis, overlap joint is disposed between these two rod-like stem sheet 5b, 5b.In addition, the inner surface of this compressed part 5h forms the partial arc shape concave surface that has with the approximate internal diameter of the external diameter of the corresponding site of this banana plug P.Equally, also form the partial arc shape concave surface that has with the approximate internal diameter of the external diameter of the corresponding site of this banana plug P with the medial surface of pushing teat 5f of the corresponding formation in the inboard of described outstanding tab portion 4c (just down).
As Fig. 3 (a)～(d) and shown in Figure 4, described rotation axis 5a forms from the outstanding minor axis shape of the lower end side of described two rod-like stem sheet 5b, 5b.In addition, shown in Fig. 3 (a)～(d), the outstanding spring terminal installation portion 5i that is arranged at the back side of described pinch hand 5d also forms the minor axis shape that can combine with the end of described helical spring 6 with external state.
Described helical spring 6 is so that described rod unit 5 to the parts of the mode application of force of 4 edge-on rotations of described joint, is the parts of compression spring type.
At first shown in Fig. 1 (d) and Fig. 8 (a)～(c), described rod unit 5 is installed among the bar installation portion 3c on the sidepiece of built-in 3 in each mechanism that is configured in housing 1.Pack into and this rod unit 5 is installed from the peristome of the rear side of housing 1.Pinch hand 5d side is packed into as the front, enter into the fluctuating space 3c1 side of the sidepiece that is opened in described patchhole 3a and become configuration status until it.If this pinch hand 5d arrives and the adjacent position of inlet of outermost this patchhole 3a of this fluctuating space 3c1, then from the lower end two side-prominent rotation axis 5a of described two rod- like stem sheet 5b, 5b enter into be formed at respectively described patchhole 3a in bearing groove 3c2, the 3c2 of portion, and become the state that is supported free to rotately.Thereby finish the installation of rod unit 5.
As shown in the drawing, after this, an end of described helical spring 6 is installed on the spring terminal installation portion 5i at the outstanding back side that is arranged on described pinch hand 5d, and the other end is installed on the described spring terminal installation portion 3d of the more outer side that is configured in described bar installation portion 3c.
As shown in the drawing, described joint 4 is installed among the joint installation portion 3b of built-in 3 in each mechanism.Shown in Fig. 1 (a), the joint 14 with long portion of terminal 14d is installed among the joint installation portion 3b of built-in 3 in mechanism of top, and the joint 4 with short terminal 4d is installed among the joint installation portion 3d of built-in 3 in mechanism of below.
Joint 4 is packed into and is installed to the joint installation portion 3b on the sidepiece of the patchhole 3a that is formed at built-in 3 in each mechanism from the peristome of the rear side of housing 1.At this moment, joint 4 is in front loaded its installing space 3b1 with butt holding section 4e, simultaneously shoulder 4a, 4a is installed in the both sides of base portion 4b and is inserted in described card and ends among slit 3b2, the 3b2.If make this installations shoulder 4a, 4a enter into enterable this card only slit 3b2,3b2, then as shown in the drawing, the outside of described butt holding section 4e becomes and is adjacent to the state that the internal face of installing space 3b1 of the inlet of this patchhole 3a connects.Like this, joint 4 is fixed in this card to be ended among slit 3b2, the 3b2, and simultaneously, portion of terminal 4d (14d) also becomes the state that is installed on the regulation position in the rear side of housing 1 at this moment.
The press type joint of present embodiment is above-mentioned structure, thereby can similarly be connected with lead L with existing joint, in addition, can also be connected with banana plug P.
Under the situation that connects lead L, with existing press type joint similarly, the pinch hand 5d of action bars parts 5 and with its side rearward of falling, in addition this lead L is inserted among this patchhole 3a with the required degree of depth, then, make it swing to the power of rear side as long as remove on the pinch hand 5d put on this rod unit 5.This rod unit 5 is returned to the state of erecting by the effect of helical spring 6 thus, shown in Fig. 8 (b), (c), this lead L becomes two states of pushing the outstanding tab portion 4c clamping of teat 5e, 5f and joint 4 by rod unit 5, thereby can carry out reliable mechanical connection and electrical connection.
At this moment, as mentioned above, because in the outstanding tab portion 4c of joint 4, boundary portion between its inboard (lower side) and the base portion 4b is carried out otch and formed the 4f of edge portion, so, as shown in the drawing, the position that connects with it of this lead L is limited on the 4f of this edge portion, thereby its mechanical connection can be more reliable.Therefore, the confining force with respect to large diameter lead L also increases.
Under the situation that connects banana plug P, needn't carry out special bar operation etc., shown in Fig. 7 (a)～(c), only this banana plug P is inserted patchhole 3a and get final product.
Shown in Fig. 1 (a)～(d), Fig. 7 (a)～(c) and Fig. 8 (a) and (b), described rod unit 5 becomes the state of erecting all the time under the effect of described helical spring 6, as mentioned above, if insert banana plug P from the inlet of patchhole 3a, then shown in Fig. 8 (a), this banana plug P since be opened at the internal run-through of this patchhole 3a the bar body top plate portion 5c plug openings 5g and can enter into the required degree of depth.
At this moment, as shown in the drawing, for this banana plug P, the part of its sidepiece contacts with the outstanding tab portion 4c of described joint 4, on the other hand, the sidepiece of its opposition side is compressed by the compressed part 5h of two rod- like stem sheet 5b, 5b being formed at the bar body, thereby can guarantee securely and should give prominence to the described of tab portion 4c to contact.Thus, can guarantee being electrically connected and mechanical connection between this banana plug P and the joint 4.
In addition, as mentioned above, in the present embodiment, because joint 4 is made of the rigid body metal, so with any situation about being connected of above-mentioned lead L or banana plug P under, have the danger of the deterioration distortion that produces by use hardly, can keep good performance chronically.
As mentioned above,, can not only be connected but also be connected, and the latter's connection only can be finished by inserting, and be simple in the extreme with banana plug P with lead L according to the press type joint of present embodiment.And present embodiment is a press type joint, so, needn't use the such expensive component of spiral joint, also needn't be with spring material as joint material, so can make at an easy rate.
Claims (4)
1. press type joint, it comprises:
The housing of insulating properties has all insertable patchhole of banana plug and lead;
The joint of conductivity, along the length direction configuration of the sidepiece of this patchhole thereon, and, have with the mode that is crimped on the sidepiece that is inserted into this banana plug that inserts in the hole outstanding outstanding tab portion in this patchhole;
Rod unit, with the opposed position of outstanding tab portion of this joint in face of side and inboard have the teat of pushing respectively, and be the rotating fulcrum rotation that rises and falls with the position of the inboard of described patchhole, by spring members described later to erect the mode application of force of rotation to this joint side, and, erecting to this joint side under the state of rotation, offer the plug openings being inserted on the described position that banana plug entered that inserts in the hole, in addition, have so that the sidepiece of the banana plug that enters is crimped on the compressed part that the mode of the outstanding tab portion of described joint compresses from its opposition side;
Spring members is so that this rod unit erects the mode application of force of rotation to described joint side.
2. press type joint as claimed in claim 1 is characterized in that, described rod unit comprises:
The bar body is by two rod-like stem sheets, constitute to the pinch hand that rear side extend to be provided with to its top plate portion that connects with from this top plate portion in the upper end;
One pushes teat, in side in front this bar body and the opposed position of outstanding tab portion described joint, outstanding from described top plate portion;
Another pushes teat, and is outstanding in the inboards with the opposed position of outstanding tab portion described joint these two rod-like stem sheets;
The plug openings is opened in described top plate portion, is used to make described banana plug to enter;
Compressed part in the rear side of described two rod-like stem sheets midway, makes by this plug openings and the banana plug that enters and is crimped on described outstanding tab portion;
Rotation axis, side-prominent from the lower end two of described two rod-like stem sheets, and the bearing portion that is supported on the corresponding site that is configured in housing free to rotate.
3. press type joint as claimed in claim 1 or 2 is characterized in that described joint is made of rigid body.
4. as each described press type joint in the claim 1,2 or 3, it is characterized in that, the inboard central portion of the outstanding tab portion of described joint is carried out otch form edge portion.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP179920/05 | 2005-06-20 | ||
| JP2005179920A JP4141459B2 (en) | 2005-06-20 | 2005-06-20 | Push terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1885630A true CN1885630A (en) | 2006-12-27 |
| CN1885630B CN1885630B (en) | 2010-04-14 |
Family
ID=37583657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2005101084024A Expired - Fee Related CN1885630B (en) | 2005-06-20 | 2005-10-08 | Press type joint |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4141459B2 (en) |
| CN (1) | CN1885630B (en) |
| MY (1) | MY151575A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102037612A (en) * | 2008-04-25 | 2011-04-27 | 3M创新有限公司 | Push-type connector |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101321844B1 (en) | 2012-02-28 | 2013-10-23 | 주식회사 랩웍스 | Metal pin connector having lamella contact structure |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2238491Y (en) * | 1995-10-13 | 1996-10-23 | 蔡文华 | Electronic connector with press rotary holding-down clip |
| CN2379937Y (en) * | 1999-07-08 | 2000-05-24 | 富士康(昆山)电脑接插件有限公司 | Electric connecting means compound |
| JP3355161B2 (en) * | 1999-11-09 | 2002-12-09 | ヤマハ株式会社 | Lever terminal |
| CN2645262Y (en) * | 2003-05-24 | 2004-09-29 | 富士康(昆山)电脑接插件有限公司 | Electric connector |
-
2005
- 2005-06-20 JP JP2005179920A patent/JP4141459B2/en not_active Expired - Fee Related
- 2005-09-29 MY MYPI20054596 patent/MY151575A/en unknown
- 2005-10-08 CN CN2005101084024A patent/CN1885630B/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102037612A (en) * | 2008-04-25 | 2011-04-27 | 3M创新有限公司 | Push-type connector |
| CN102037612B (en) * | 2008-04-25 | 2014-03-26 | 3M创新有限公司 | Push-type connector |
Also Published As
| Publication number | Publication date |
|---|---|
| MY151575A (en) | 2014-06-13 |
| CN1885630B (en) | 2010-04-14 |
| JP4141459B2 (en) | 2008-08-27 |
| JP2006351490A (en) | 2006-12-28 |
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| PB01 | Publication | ||
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Granted publication date: 20100414 Termination date: 20141008 |
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