CN104167640B - Electrical connector - Google Patents

Abstract

The present invention relates to electrical connector, though at incline direction from socket drawing plug, in the time exceeding suitable confining force, can not damage either party ground yet and choose, and can realize low dwarfing. electrical connector is made up of socket (1) and plug (2). socket (1) keeps the jack body (1a) of insulating properties in space (1a1) by form plug in positive central authorities, form betwixt the space formation protuberance (1a2 that plug keeps the both sides in space (1a1), 1a2), lead-in wire contact (the 1b that keeps space elastic force and give prominence to from two side direction plugs, clasping with protuberance (1b2 1b), 1b2), and be projected into and become plug and keep the tab portion (1d1) of the contact component (1d) above of the jack body (1a) in the deep in space (1a1) to form. plug (2) by header body (2a), from its front end outstanding, at it around, be provided with engaging with the column joint portion (2b) of expansion section (2b1) and be configured in tab portion (2c2) formation of the contact blade (2c) of its front end.

Description

Electrical connector

Technical field

The present invention relates to be electrically connected that electric power is supplied with or the various signal of telecommunication transmits the cable class of use, for supplying with/Accept the electrical connector of this electric power or the signal of telecommunication.

Background technology

In this electrical connector, there is example such by DC connector (plug) as Patent Document 1The example of electrical connector forming with DC socket. This electrical connector relates to for mobile electronic device,This device, when the DC connector (plug) of improper size inserts above-mentioned DC socket occasion, is configured in this DCIn socket, the terminal pins (terminalpin) of central authorities is pressed into towards its behind direction forcibly, is shed toAssemble the device interior of this DC socket, for this situation does not occur, make improvements.

This DC socket and the DC connector (plug) that is inserted into this DC socket are substantially to this device in the pastStructure do not changed. This DC socket is provided with the cylindraceous hollow bulb long in direction of insertion, from thereafterWall central authorities of portion, along the axle center of this hollow bulb cylindraceous, give prominence to terminal pins are set, in this hollow bulbPerisporium rear portion, two terminal plates configure with the angle intervals of 180 degree. On the other hand, DC connector (plug)In the central authorities of its cylindrical portion, form pin patchhole along axle center, and join around the front end of this cylindrical portionPut the cartridge type terminal as ground connection side terminal.

Thus, the electrical connection of above-mentioned DC socket and DC connector is that the cylindrical portion of DC connector is insertedThe hollow bulb of DC socket, makes the latter's terminal pins insert the pin patchhole of break-through to the former, and before makingPerson's cartridge type terminal contacts and carries out with two terminal plates of the latter, as mentioned above, becomes the dress that chimeric length is longPut.

Therefore, if will use and the cable drawing of its combination with such DC connector of DC socket chimerism,Axially easily the choosing of said apparatus, but when in the direction drawing occasion of this axioversion relatively, do not allowEasy-pulling. The cylindrical portion of DC connector be configured to long chimeric length be entrenched in above-mentioned DC insertThe hollow bulb of seat, and the terminal pins that becomes the latter inserts the insertion state of the former pin patchhole, therefore,Be appreciated that and become result as described above. However, sometimes because some reason is forced drawing, if like this,The equipment of assembling it is notebook computer or other portable device occasion etc., and said apparatus is drawn to drag by force,Worry for example to fall down breakage from desk. Or electrical connector itself damages sometimes.

Patent documentation 2 relates to the electrical equipment that uses AC adapter, as make that both load and unload in the pastElectrical connector, demonstration is roughly the same with DC connector shown in patent documentation 1 and DC socket, at such structureIn the electrical connector becoming, if the above-mentioned cable of drawing, both depart from than being easier to, when such choosing notCan expect and occasion occurs, the problem that exists unexpected device power supply (DPS) to disconnect, patent documentation 2 proposes solution and disappears like thisThe means of problem. This be when with the axial consistent direction drawing cable field of DC connector and DC socketClose the problem departing from mutually easily, really like this, but when with its different directions drawing occasion, can not negateThe problem that is difficult to choose. Exist this problem certainly identical with patent documentation 1 occasion.

Patent documentation 3 relates to inspection connector, by the dock connector (base that is arranged on printed wiring boardAnd insert/choose freely and the chimeric inspection being connected of spatial portion of this dock connector connector)By socket connector formation, at said base connector, at the spatial portion of its base housing, arrange from rear wallThe multiple contact pin portion of extension parallel to each other, at above-mentioned socket connector, in its Socket casing, indivedualIsolation storage is provided with the multiple receptacle connectors with the above-mentioned contact site that contacts the chimeric contact of pin portion, and at thisThe outstanding stop that at least a slice of joining with the rear wall of said base housing is set of leading section of Socket casingPortion's sheet, in the time that above-mentioned Socket casing is fitted to the above-mentioned spatial portion of said base housing, above-mentioned retainer sheetJoin with the rear wall in above-mentioned spatial portion, can limit the embedding of the relative said base housing of above-mentioned Socket casingClosing length becomes shorter.

Therefore,, according to this inspection connector, as mentioned above, use socket connector and pedestal to connect when checkingWhile connecing device connection, mutual chimeric length shortens, therefore, even this inspection is relatively above-mentioned with socket connectorContact pin and socket connector axially towards tilted direction drawing occasion, also can alleviate the power of prizing, avoid pedestalHousing produces damaged.

But this inspection is described above with socket connector, only gives prominence to and arrange extremely at the front end of Socket casingThe retainer sheet of few a slice, when when chimeric to socket connector and dock connector, but makes it chimeric deeplySpend shallowly, therefore, can not guarantee necessary confining force etc.

Therefore, when the structure of this connector is suitable for as being used for connecting notebook computer or other carriesVarious signals of telecommunication transmission in formula equipment use or electric power is supplied with the connector field with the connection of cable classClose, the above-mentioned sled dynamical problem that can solution disappears, still, confining force excessively a little less than, the application of force slightly, connector connects solution and disappears, because ofThis, worry to produce unconsciously cut off with the connection of the signal source being connected by this connector, with the company of power supplyConnect and cut off such new problem.

Patent documentation 4 relates to electrical connector, at the plug insert port configuration grounding appliance of jack body, andAt this grounding appliance, formed by socket and plug, described socket is provided with a winder in front-end and back-end, fromFront end forms towards the engaging spring of backend arrangement coil spring shape, and described plug is in header body, long at itMidway, configuration is provided with the electric conductivity gomphosis part of abutted surface to degree direction, in the time that above-mentioned plug inserts to insert port,The front end of this abutted surface and above-mentioned grounding appliance joins, and at this electric conductivity gomphosis part, forms from its front endThe fitting portion extending, expand towards front.

Therefore, if the fitting portion of above-mentioned plug is inserted into the plug insert port of above-mentioned socket, above-mentioned conductionThe above-mentioned abutted surface of sex-mosaicism parts and the front end of grounding appliance join, and meanwhile, that extends therefrom is positioned at embeddingThe neck that closes the path between front end large-diameter portion and the abutted surface of rear end of portion is engaged to the position in grounding applianceIn the front seat winder of the engaging spring of front end. ,, with the very short chimerism of chimeric length, becomeFor this neck is embraced the state in the seat winder of spring material. Therefore, the axle center of the relative plug insert port of plugTilt towards either direction, also can realize with broad angular range, and in this winder with suitable maintenanceForce retaining. Certainly, if to exceed the power drawing of above-mentioned suitable confining force, the plug of choosing.

Like this, the electrical connector of this patent documentation 4 is very excellent, but embraces the card at the neck of plug fitting portionThe seat winder of closing spring is ring-type, embraces this neck all-round, therefore, has to become corresponding diameter. DifficultTo guarantee the abundant low dwarfing of socket side.

[patent documentation 1] TOHKEMY 2004-171848 communique

[patent documentation 2] TOHKEMY 2005-151629 communique

[patent documentation 3] TOHKEMY 2007-265922 communique

[patent documentation 4] TOHKEMY 2010-177175 communique

Summary of the invention

The present invention puts forward for understanding the above-mentioned existing problem that disappears, and its object is, provide withLower connector device: the chimeric length of the connection of plug and socket or public connector and female connectors is short, when inciting somebody to actionThe plug of the electrical connector of connection status or public connector tilt towards the axle center of relative socket or female connectorsDirection drawing, want from socket or the female connectors occasion of choosing, even if it is towards either direction inclination drawing occasion,Also there is suitable confining force, meanwhile, if this drawing gravitation exceedes confining force, can not damage this connector devicePut, easily choose, and can realize slim with various portable devices or other applicable object equipmentChange corresponding low dwarfing (slimming).

In order to solve problem in the past described above, realize above-mentioned purpose, the connection of technical solution of the present invention 1Apparatus is made up of socket and plug;

Described socket comprises:

The jack body of insulating properties, forms with protuberance space from front part sides outstanding, structure betwixtThe plug that becomes to insert the column joint portion of plug keeps space;

Lead-in wire contact, will be separately two clasp and be configured in this two space with protuberance and form with in jut,Make it be projected into this plug and keep space, so that clamping is inserted into the post that above-mentioned plug keeps the plug in spaceShape joint portion, clasps this column joint portion with mutual subtend state;

The pushing portion of elasticity push part, is configured in above-mentioned space and forms with in jut, from lead-in wire contactPush this lead-in wire contact behind, to make two of above-mentioned two lead-in wire contacts clasp with protuberance and be inserted intoAbove-mentioned plug keeps the above-mentioned column joint portion crimping in space; And

Contact component, it is empty that configuration makes tab portion be projected into the above-mentioned plug maintenance of becoming of above-mentioned jack bodyBetween deep before;

Described plug comprises:

Above-mentioned column joint portion, around the front end outstanding from header body, is provided with engaging and uses expansion section,Formed by inner insulating element and exterior tubular contact component on it; And

The tab portion of contact blade, is configured in the front end of above-mentioned column joint portion, with connecing of above-mentioned contact componentThe contact of sheet portion.

The electrical connector that technical solution of the present invention 2 is recorded is in the formation of technique scheme 1:

Above-mentioned lead-in wire contact comprises:

The base shaft of the minor axis shape at two ends arranged side by side;

Extend axial region, from the bending prolongation parallel to each other in each one end of above-mentioned two base shafts;

Clasp with protuberance, from the above-mentioned two prolongation leading sections that extend axial regions respectively towards with above-mentioned base shaftAxial same direction is bending outstanding, is partial circle arcuation, is configured to the column of embracing above-mentioned plug with bothOne week sidepiece of joint portion; And

Link axial region, clasp with the each end with above-mentioned prolongation axial region opposition side of protuberance mutual by above-mentioned twoBe connected;

Above-mentioned two spaces formation comprise with jut:

Inner face zoning portion, has the interior shape corresponding with the peripheral shape of above-mentioned column joint portion, diameterLarger than this column joint portion;

Spring configuration section, is formed on foreign side's side of above-mentioned inner face zoning portion, configures the company of above-mentioned lead-in wire contactKnot axial region and the pushing portion that it is kept to the elasticity push part of space thruster pressure towards above-mentioned plug, with upperThe side spaces of stating jack body is continuous; And

Two springs are by with gap, are constructed so that from above-mentioned spring configuration section to above-mentioned inner face zoning portionCircumferential both sides position be communicated with;

And at the inwall in the space, both sides of above-mentioned jack body, form can enter from above-mentioned two respectively and claspTwo axle grooves of the above-mentioned prolongation axial region extending with one end of protuberance, and be positioned at this two axle groovesThe axis hole of the fixing use of insertion of above-mentioned base shaft at rear, rear end;

Two base shafts of above-mentioned lead-in wire contact are inserted respectively to above-mentioned axis hole, by above-mentioned two extending shaft portions respectivelyBe configured to enter above-mentioned axle groove, above-mentioned link axial region be configured in to above-mentioned spring configuration section, by this lead-in wireTwo of contact clasp and insert respectively above-mentioned spring by with gap with protuberance, and side makes from behindState the pushing portion of elasticity push part and the link axial region crimping of this lead-in wire contact, these two are clasped with prominentGoing out portion releases in above-mentioned plug maintenance space.

The electrical connector that technical solution of the present invention 3 is recorded is in the formation of technique scheme 2:

Being constructed so that above-mentioned link axial region bends to makes bend near the centre of above-mentioned two base shaftsThe outstanding V-type of direction.

The electrical connector that technical solution of the present invention 4 is recorded is the formation in technique scheme 2 or 3In:

Above-mentioned elasticity push part comprises:

Encirclement portion, by the elastic metallic parts formation of electric conductivity, surrounds around above-mentioned jack body;

Banded extension, prolongs towards above-mentioned spring configuration section respectively from the front end of the both sides of above-mentioned encirclement portionLong;

Pushing portion, turns back the leading section of above-mentioned banded extension towards the link axial region side of above-mentioned lead-in wire contactBecome roughly U font to form, this link axial region is stated to plug upward and keep space thruster to press; And

Portion of terminal, is configured to from the rear end of a sidepiece of above-mentioned encirclement portion and extends state.

The following describes effect of the present invention:

According to the electrical connector of technical solution of the present invention 1, if by the column joint portion of above-mentioned plug from upperState the positive plug that inserts of socket and keep space, become and be configured in respectively above-mentioned two space formation jutsIn lead-in wire contact each a pair of clasp with protuberance and clasp respectively and insert the column knot that this plug keeps spaceClose the state of the circumferential both sides of portion, under this state, be configured in the contact blade of this column joint portion front endTab portion contacts with the tab portion of outstanding contact component above from jack body. Like this, really, carry outThe tubular contact component of lead-in wire contact and formation column joint portion periphery and the contact blade of column joint portionTab portion and the electrical connection separately of the tab portion of the contact component of jack body.

Above-mentioned two lead-in wire contacts use the pushing portion of elasticity push part towards this column combination behind from it respectivelyPortion's side applies certain pushing force, and this column joint portion is provided with engaging in its front end periphery and uses expansion section, because ofThis, each a pair of the clasping of this two lead-in wires contact can be guaranteed in order to keep this with the above-mentioned state of clasping of protuberanceThe necessary confining force in column joint portion.

On the other hand, above-mentioned plug keep two lead-in wire contacts each a pair of in space clasp with protuberance andThe connection of the column joint portion of above-mentioned plug is described above, and the column joint portion of this plug keeps empty at plugBetween in clasp and clasp state with quick condition maintenance with protuberance with both sides each a pair of, and can be made as chimericThe connection that length is very short. Therefore, make this column joint portion central shaft in this plug maintenance space relativelyCan, towards the either direction drawing that tilts, thus, not worry socket to bring damage within the specific limits. Again,If the power drawing of confining force that exceedes above-mentioned necessity for this column joint portion, to either direction drawing occasionAll identical, can keep space to pull away from above-mentioned plug.

The electrical connector of technical solution of the present invention 1 is described above, forms with prominent by the space with both sidesThe portion of rising closes the plug that both sides form above-mentioned socket and keeps space, does not configure the parts of closing it under thereon.The space that the column joint portion of the plug inserting is configured in these both sides by use forms with the lead-in wire in jutEach a pair of the clasping with protuberance of contact clasped from both sides, keeps. Therefore, technical solution of the present invention1 electrical connector can be realized its low dwarfing.

According to the electrical connector of technical solution of the present invention 2, the base shaft of above-mentioned two lead-in wire contacts respectivelyInsertion is fixed on above-mentioned axis hole, above-mentioned link axial region and above-mentioned a pair of clasp with protuberance can be with this base portionAxle with extend near the boundary of axial region centered by keep space side elastic force towards plug and turn round. And, shouldLinking axial region keeps space side to be pushed away in the pushing portion of above-mentioned elasticity push part towards above-mentioned plug as mentioned abovePress, this each a pair of clasp with protuberance with subtend state elastic force clasp and be inserted in this plug maintenance spaceAll sidepieces of column joint portion of plug. Therefore, use protuberance energy really by each a pair of the clasping of both sidesClasp in fact the circumferential both sides of the column joint portion of plug.

According to the electrical connector of technical solution of the present invention 3, above-mentioned link axial region is configured to and bends to V-type,Therefore, have advantages of by the pushing portion of above-mentioned elasticity push part and carry out pushing really.

According to the electrical connector of technical solution of the present invention 4, can be more suitably by above-mentioned elasticity pushing portionThe pushing portion of part pushes from behind to the link axial region of above-mentioned lead-in wire contact, can really pass through this lead-in wireClasping of contact clasped the column joint portion of plug with protuberance. Also have in elasticity push partPart form portion of terminal use advantage.

Brief description of the drawings

Fig. 1 (a) is the front elevation of socket, is (b) left surface figure, (c) is right hand view, is (d) planeFigure, (e) is partial cut-out ground plan.

Fig. 2 (a) is the stereogram of seeing from the face side of socket, is (b) stereogram that side is seen from behind.

Fig. 3 (a) is the partial cut-out plane of plug, (b) is partial cut-out right hand view, is (c) localOtch front elevation.

Fig. 4 (a) is the back view that makes plug and socket connection status, is (b) plug and socket are connectedConnect the amplification sectional view of state.

Fig. 5 is the sectional view cutting off in socket upper lateral.

Fig. 6 (a) is the front elevation of lead-in wire contact, (b) is right hand view, is (c) ground plan.

Fig. 7 (a) is the stereogram that represents the position relationship of two lead-in wire contacts, is (b) to represent the contact that goes betweenStereogram with the position relationship of the front end pushing portion of elasticity push part.

In figure, symbolic significance is as follows:

1-socket

1a-jack body

1a1-plug keeps space

1a2-space formation jut

1a21-inner face zoning portion

1a22-spring configuration section

1a23-spring is by using gap

1a3-spring keeps space

1a31-cylindrical portion

1a32-contact pin peristome

1a4-rear portion lid

1a41-slot

1a42-gap

1a5-holding piece

1a6-side spaces

1a61-axis hole

1a62-axle groove

The 1b-contact that goes between

1b1-links axial region

1b2-clasps and uses protuberance

1b3-base shaft

1b4-extends axial region

1c1-front end pushing portion

1c2-encirclement portion

1c21-rotating sheet

1c22-stator

The banded sheet that extends of 1c3-

1c4-portion of terminal

1d-contact component

1d1-tab portion

1d2-elasticity generating unit

1d3-portion of terminal

2-plug

2a-header body

2b-column joint portion

Expansion section is used in 2b1-engaging

2b2-tubular contact component

The cylindric insulating element of 2b3-

2c-contact blade

2c1-contact blade body

2c2-tab portion

Detailed description of the invention

Below, describe in detail and be used for implementing form of the present invention according to embodiment on one side with reference to accompanying drawing on one side.In following examples, although to inscape, kind, combination, shape, configuration waits and has done respectively relativelyPlant and limit, still, these only exemplify, and the present invention is not limited thereto.

The electrical connector of the present embodiment as shown in Figure 4, substantially by socket (receptacle) 1 with insert2 form.

Above-mentioned socket 1 as shown in Figure 1, Figure 2, shown in Fig. 4 and Fig. 5, by making plug keep space 1a1Towards the jack body 1a with insulating properties of front central opening, by positive the inserting of this jack body 1aThe space that head keeps space 1a1 to be formed in both sides therebetween forms with jut 1a2,1a2, arranges respectivelyForm with lead-in wire contact 1b, 1b in jut 1a2,1a2, push from behind this lead-in wire in this space(pushing portion) 1c1, the 1c1 of front end pushing portion of the elasticity push part of contact 1b, 1b and become onState the deep that plug keeps space 1a1 (in portion), configuration makes it towards before jack body 1aThe tab portion 1d1 of outstanding contact component 1d forms.

Above-mentioned plug 2 as shown in Figures 3 and 4, by header body 2a, this header body 2a fromThe outstanding front end of front end forms the column joint portion 2b of engaging expansion section 2b1 around and is configured in thisThe tab portion 2c2 of the contact blade 2c of the front end of column joint portion 2b forms.

Above-mentioned jack body 1a in the present embodiment as shown in Figure 1, Figure 2, shown in Fig. 4 and Fig. 5, forWhat be made up of insulating properties parts is essentially rectangular-shaped parts, and portion in the central forms configuration above-mentionedThe spring of contact component 1d keeps space 1a3, in forefront central authorities, for making this contact component 1dThe tab portion 1d1 of anterior U oxbow keep the side-prominent contact pin of space 1a1 towards plug aboveWith peristome 1a32 opening. Form respectively in both sides and form with jut 1a2,1a2 with above-mentioned spaceSide spaces 1a6,1a6 that aftermentioned spring configuration section 1a22 is continuous, at each side spaces 1a6,1a6The rear portion of inwall is upper and lower, form the base shaft 1b3 that inserts fixing above-mentioned lead-in wire contact 1b axis hole 1a61,1a61, at this inwall, forms on one side and prolongs from deepening gradually towards front near this axis hole 1a61,1a61 on one sideGroove 1a62,1a62 for long axle. This axis hole 1a61,1a61 especially as shown in Figure 5, are formed as connectingKeep the state of space 1a3 side to spring.

Above-mentioned spring keeps the rear portion of space 1a3 as shown in Fig. 4 (b) and Fig. 5, becomes comprehensive openingRear aperture portion, installs rear portion lid 1a4 in this rear aperture portion, its handling is opened and closed freely, after thisPortion lid 1a4, in its substantial middle portion, and this rear portion lid 1a4 between, form and form slot 1a41Holding piece 1a5, and at this rear portion lid 1a4, form towards the rear opening being connected with this slot 1a41Gap 1a42.

Keep space 1a3 at above-mentioned spring, as shown in Fig. 4 (b) and Fig. 5, configuration contact component 1dTransverse curvature become the elasticity generating unit 1d2 of U font, the rear portion of this elasticity generating unit 1d2 is insertedEnter to be engaged to the slot 1a41 being formed between above-mentioned rear portion lid 1a4 and above-mentioned holding piece 1a5, makeThe portion of terminal 1d3 extending towards the rear from the rear end right-angle bending of this elasticity generating unit 1d2 is by opening towards the rearThe above-mentioned gap 1a42 of mouth, outstanding towards the rear of this jack body 1a.

As mentioned above, from the positive both sides of above-mentioned jack body 1a, integratedly make above-mentioned space shapeBecome outstanding with jut 1a2,1a2, keep space 1a1 to form above-mentioned plug.

This space forms the inner face zoning that comprises respectively partial circle tubular interior shape with jut 1a2,1a2The 1a21 of portion, 1a21, spring configuration section 1a22,1a22, and spring is by using gap 1a23,1a23.The described inner face zoning 1a21 of portion, 1a21 are as shown in Fig. 1 (a) and Fig. 2 (a), with above-mentioned plug 2The peripheral shape of column joint portion 2b, be cylindric correspondence in the present embodiment, diameter is large more some than it,Described spring configuration section 1a22,1a22, as shown in Fig. 4 (b) and Fig. 5, are formed on this inner face zoning portionThe outside separately of 1a21,1a21, described spring is by using gap 1a23,1a23 from this spring configuration section1a22,1a22 are by the circumferential both sides of the inner face zoning 1a21 of portion, the 1a21 of above-mentioned both sides, this is eachNear the upper and lower end parts of the inner face zoning 1a21 of portion, 1a21, keep space 1a1 to be communicated with above-mentioned plug.

Form the space of above-mentioned each spring configuration section 1a22,1a22 as Fig. 1 (e), 4 (b) and Fig. 5 instituteShow, be configured to forefront some stenosis in addition, extend respectively and be connected to jack body with the width of this stenosisSide spaces 1a6, the 1a6 of the both sides of 1a, its separately sidepiece exterior side except space formation jutNear the boundary of 1a2,1a2 side and jack body 1a side, become open state. Near this boundary,The outside of its outer rim, forms and connects their bottom and cylindrical portion 1a31, the 1a31 of top plate portion state, onlyOnly this part is just closed.

As shown in Figure 5, form inwall upper of space, both sides 1a6, the 1a6 of above-mentioned jack body 1aState axle groove 1a62,1a62 and extend to above-mentioned spring configuration section 1a22,1a22, in this spring configuration sectionIn 1a22,1a22, make its with above-mentioned spring by being connected with gap 1a23,1a23.

Above-mentioned lead-in wire contact 1b uses taking conductive elastic metal parts, in the present embodiment as phosphor bronze structureThe lead-in wire becoming, as shown in FIG. 6 and 7, by base shaft 1b3, the 1b3 of two ends minor axis shape arranged side by side, prolongClasping with protuberance 1b2,1b2 and link axial region 1b1 of the 1b4 of major axis portion, 1b4, partial circle arcuationForm. Described prolongation axial region 1b4,1b4 are from each one end (same side) of this two base shaft 1b3,1b3Right-angle bending, prolongation parallel to each other, described in clasp with protuberance 1b2,1b2 from this two extend axial region 1b4,The prolongation leading section of 1b4 respectively towards with the axial same direction (parallel direction) of above-mentioned base shaft 1b3,1b3Bending outstanding, described link axial region 1b1 two clasps this with protuberance 1b2,1b2 and above-mentioned extending shaftEach end of the 1b4 of portion, 1b4 opposition side interlinks.

Above-mentioned clasping with protuberance 1b2,1b2 as shown in Fig. 1 (a), be configured to embrace with both above-mentionedOne week sidepiece of the column joint portion 2b of plug 2. Above-mentioned link axial region 1b1 as shown in FIG. 6 and 7,Be made as the structure that bends to V-type, this V-type bend is made as in above-mentioned two base shaft 1b3,1b3Between near direction outstanding, the interval between the two ends of this link axial region 1b1 is configured to and joins from above-mentioned springThe portion 1a22 of putting penetrate into upper and lower spring that above-mentioned plug keeps space 1a1 side by with gap 1a23,The consistent interval, interval of 1a23.

Above-mentioned lead-in wire contact 1b as shown in Figure 5, inserts respectively above-mentioned axle by this two base shaft 1b3,1b3Hole 1a61,1a61, extend axial region 1b4,1b4 by above-mentioned two and be configured to each self energy and enter above-mentioned axle groove1a62,1a62, be configured in above-mentioned spring configuration section 1a22 by above-mentioned link axial region 1b1, makes this lead-in wireTwo of contact 1b clasp with protuberance 1b2,1b2 insert respectively above-mentioned spring by with gap 1a23,1a23, and side is touched the front end pushing 1c1 of portion, the 1c1 of above-mentioned elasticity push part and this lead-in wire from behindThe above-mentioned link axial region 1b1 crimping of 1b, clasps and releases upper with protuberance 1b2,1b2 these twoStating plug keeps in the 1a1 of space.

Above-mentioned elasticity push part is as shown in Fig. 1 (b)～(e), Fig. 2, Fig. 4 and Fig. 5, by leadElectrically the elastic metallic parts 1c2 of encirclement portion that form, that surround above-mentioned jack body 1a, from this encirclement portionThe banded extension that the front end of the both sides of 1c2 extends towards above-mentioned spring configuration section 1a22,1a22 respectively1c3,1c3, in the roughly U font front end pushing forming of turning back of the front end of this band shape extension 1c3,1c3(pushing portion) 1c1 of portion and from the above-mentioned encirclement 1c2 of portion-rear end of sidepiece is configured to prolongation statePortion of terminal 1c4 forms.

The above-mentioned encirclement 1c2 of portion, as shown in Fig. 1 (b)～(e), Fig. 2, Fig. 4 and Fig. 5, is square tube shapeParts, in both sides, hide the above-mentioned cylindrical portion 1a31 of jack body 1a, the rear portion of 1a31, upperPortion and bottom, hide rear portion except same with both sides, leans on ectocentral position for a little, fromThe shielding part at this rear portion divides the front end that is clipped to this jack body 1a, is configured to trapezoidal covering. In this encirclementThe 1c2 of portion, in lower central, as shown in Fig. 1 (e), Fig. 2 (b) and Fig. 4 (a), forms U fontRotating sheet 1c21, making the exterior shape that is enclosed in jack body 1a of the 1c2 of this encirclement portion from rear portion sideUnder state, this rotating sheet 1c21 becomes the engaging that there is no illustrated lower side that is fastened on this jack body 1aWith the poor portion of ladder, prevent and depart from. Have again, at the rear portion of the 1c2 of this encirclement portion, as Fig. 1 (b)～(e),Shown in Fig. 2 (b), Fig. 4 and Fig. 5, rear portion, right side at an upper portion thereof and the rear portion, left side of bottom, pointDo not form stator 1c22,1c22, fix and keep closing above-mentioned socket with this stator 1c22,1c22The spring of body 1a keeps the installment state of the above-mentioned rear portion lid 1a4 of the rear aperture portion of space 1a3.

Above-mentioned banded extension 1c3,1c3 are as shown in Fig. 4 (b) and Fig. 5, from the above-mentioned encirclement 1c2 of portionThe front end of both sides keep space 1a1 to roll under oblique state towards above-mentioned plug, join towards above-mentioned springPut the 1a22 of portion, 1a22 and extend, the above-mentioned front end pushing 1c1 of portion, 1c1 are at this band shape extension 1c3,1c3The front end that is positioned at spring configuration section 1a22,1a22, inwards this plug keeps space 1a1 side with greatlyCause the formation of turning back of U font, as mentioned above, this front end that is positioned at of this spring configuration section 1a22,1a22 is pushed awayLink axial region 1b1, the 1b1 of lead-in wire contact 1b, the 1b of the inner side of splenium 1c1,1c1 are respectively towards this plugKeep space 1a1 thruster to press. This link axial region 1b1,1b1 make the bend of its V-type towards above-mentioned twoNear the direction centre of base shaft 1b3,1b3 is outstanding, and therefore, the front end of above-mentioned elasticity push part pushes awaySplenium 1c1,1c1 can join with it suitably with broad range, can bear well this pushing force. Like this,The clasping of this lead-in wire contact 1b is pressed into above-mentioned plug with protuberance 1b2,1b2 and keeps in the 1a1 of space,As shown in Fig. 1 (a), become the state of clasping and be crimped on the column joint portion that is inserted into the plug 2 thereAll sides of 2b.

Above-mentioned portion of terminal 1c4 is as shown in Fig. 1 (c)～(e), Fig. 2, Fig. 4 and Fig. 5, from above-mentioned bagThe banded prolongation in rear end that encloses a sidepiece of the 1c2 of portion, in the present embodiment, forms as ground terminal.

Above-mentioned contact component 1d, as shown in Fig. 4 (b) and Fig. 5, is the banded elastomeric element structure of electric conductivityBecome inscape, by transverse curvature in top view become the elasticity generating unit 1d2 of U font, from this bulletProperty generating unit 1d2 front end with it towards orthogonal longitudinally extending towards front, at the front end state of turning backThe tab portion 1d1 of U font and from the rear end of above-mentioned elasticity generating unit 1d2 with it towards orthogonal verticalForm to the portion of terminal 1d3 extending towards the rear.

As mentioned above, as shown in Fig. 4 (b) and Fig. 5, this contact component 1d is by this elasticity generating unit 1d2The spring that is configured in above-mentioned jack body 1a keeps in the 1a3 of space, on one side by this elasticity generating unit 1d2'sThe lateral part of rear portion side is inserted to be engaged to and is closed the rear portion lid that this spring keeps the rear aperture of space 1a3Slot 1a41 between 1a4 and above-mentioned holding piece 1a5, on one side by near the leading section of portion of terminal 1d3Insertion is formed on the gap 1a42 of this rear portion lid 1a4, and this portion of terminal 1d3 is configured to extend towards the rear shapeState. Meanwhile, the tab portion 1d1 that makes above-mentioned U font by jack body 1a at front, center openingContact pin be projected into plug with peristome 1a32 and keep in the 1a1 of space.

At this moment, this contact component 1d is inserting the rear portion side lateral part of elasticity generating unit 1d2 to be engaged toUnload the slot 1a41 of the rear portion lid 1a4 of state from jack body 1a, and by before portion of terminal 1d3Near end, insert under the state of gap 1a42 of this rear portion lid 1a4, on one side elasticity generating unit 1d2 is filledThe spring that enters jack body 1a keeps space 1a3, closes this spring on one side keep empty with this rear portion lid 1a4Between the rear aperture portion of 1a3, and then, make the tab portion 1d1 of front end of this contact component 1d by shouldThe peristome of the front, center of jack body 1a, makes it be projected into plug and keeps in the 1a1 of space, with like thisIt is very suitable that order arranges.

Certainly, this carries out the above-mentioned encirclement 1c2 of portion is unloaded to state from jack body 1a, as mentioned above,Make lid 1a4 in rear portion close the rear aperture portion that spring keeps space 1a3, from rear portion by the 1c2 of this encirclement portionBe contained in this jack body 1a outward.

Above-mentioned plug 2 as shown in Figures 3 and 4, by header body 2a, from its front end outstanding,End formation engages with the above-mentioned column joint portion 2b of expansion section 2b1, forms this column joint portion 2b peripheryTubular contact component 2b2, form the cylindric insulating element 2b3 of its inside and be configured in this columnThe front end central portion of joint portion 2b, the contact blade 2c contacting with the tab portion 1d1 of above-mentioned contact component 1dTab portion 2c2 form.

Above-mentioned header body 2a as shown in Figures 3 and 4, in the present embodiment, for all bending to 90The insulating properties hard part that degree forms, as mentioned above, makes column joint portion 2b outstanding from its front,Draw the supply of the signal of telecommunication or electric power/the accept cable of use from rear end side.

Joint portion 2b is described above for above-mentioned column, as shown in Figures 3 and 4, and by the cylindric insulation of insideParts 2b3 and the exterior above-mentioned tubular contact component 2b2 as electric conductivity cylinder-like part thereonForm, above-mentioned engaging is prominent slightly by making from the front end of this tubular contact component 2b2 with expansion section 2b1The all-round bulging slightly in front end edge of the cylindric insulating element 2b3 going out forms. This engaging expansion section 2b1By making to be positioned at front end peripheral part near the tubular contact component 2b2 before it, wall is thin slightly, furtherImprove engaging function.

Above-mentioned contact blade 2c is as shown in Fig. 3 (b) and Fig. 4 (b), by the strip metal structure with electric conductivityBecome contact blade body 2c1 and by its leading section be flexed into 90 degree form tab portion 2c2 form, shouldContact blade body 2c1 is configured to the length dimension that exceedes above-mentioned cylindric insulating element 2b3 length. As figureShown in 3 (b), this contact blade 2c makes its contact blade body 2c1 perforation be formed on along its length directionThe installation gap of this cylindric insulating element 2b3, is configured so that tab portion 2c2 and this circle of its front endThe front end of the column insulating element 2b3 state that joins. The front end of this cylindric insulating element 2b3 is configured to slightlySlightly recessed recess. This tab portion 2c2 is configured to and this recess state that joins.

Therefore,, according to the electrical connector of this embodiment, can effectively above-mentioned socket 1 be assembled into littleThe uses such as the portable device of type. If insert above-mentioned from the front of the socket 1 that is assembled into portable device etc.2 column joint portion 2b inserts this plug and keeps space 1a1, and go between contact 1b, 1b make to connectKnot axial region 1b1,1b1 lay respectively at above-mentioned two spaces and form the spring configuration section with jut 1a2,1a21a22,1a22, described lead-in wire contact 1b, 1b clasp with protuberance 1b2,1b2 by both sidesThe upper and lower spring of the face zoning 1a21 of portion, 1a21, by with gap 1a23,1a23, is projected into this plugKeep in the 1a1 of space, thus, all sides both sides that become the column joint portion 2b of this plug 2 keep respectivelyFor clasping state.

Spring by upper and lower two ends keeps space 1a1 by be projected into plug with gap 1a23,1a23In each a pair of clasping form with protuberance 1b2, the 1b2 wire rod parts with elastic force, and become localCircular-arc, be configured to parallel with the direction of insertion of the column joint portion 2b of plug 2, therefore, should when insertingWhen the 2b of column joint portion, its front end etc. are clasped and are contacted with protuberance 1b2,1b2 with this, still, and now,Towards do not bring the direction bending of impairment to keep out of the way to this insertion, or elastic force retreats, and makes it not produce bad shapeCondition.

Each upper and lower a pair of the clasping of above-mentioned both sides uses protuberance 1b2,1b2 described above, and as Fig. 1 (a)Shown in, the column joint portion 2b of the plug 2 inserting is like this remained to the state of clasping in circumferential both sides, andAs mentioned above, the link axial region 1b1, the 1b1 that lay respectively in above-mentioned spring configuration section 1a22,1a22 existThe front end pushing 1c1 of portion, the 1c1 of elasticity push part inwards (plug maintenance space 1a1 side) is urged,Thus, both sides a pair of clasped with protuberance 1b2,1b2 with suitable pressure towards this column joint portion2b side is energized, and therefore, becomes this column joint portion 2b and remains on plug maintenance with suitable confining forceIn the 1a1 of space. And, at this moment, at the column joint portion of plug 2 2b, form engaging at its leading sectionUse expansion section 2b1, therefore, be also not easy to pull away even it is applied to drawing gravitation.

As mentioned above, plug keeps the space of 1a1Yong both sides, space to form the formation with jut 1a2,1a2,Owing to not closing upper and lower inscape, therefore, can make the low dwarfing of socket 1, however, byUse in being made as each a pair of the clasping with protuberance 1b2,1b2 that is projected into this plug maintenance space 1a1 from both sidesClasp the column joint portion 2b of the plug 2 of insertion, therefore, also can guarantee suitable confining force.

On the other hand, above-mentioned plug keeps space 1a1 each a pair of clasp with protuberance 1b2,1b2 and onThe connection of column joint portion 2b of stating plug 2 is described above, especially as shown in Fig. 1 (a), and this plug 2Column joint portion 2b keep in the 1a1 of space at plug, in its substantial middle, each a pair of by both sidesClasp with protuberance 1b2,1b2 ... keep clasping state with quick condition, and it is non-to become chimeric lengthNormal short connection. Therefore, make this column joint portion 2b central shaft of this plug maintenance space 1a1 relativelyWithin the specific limits can be towards the either direction drawing that tilts, even if the drawing of either direction is not worried yet like thisKeep the space of the both sides of space 1a1 to form with protuberance 1a2,1a2 or jack body to forming this plug1a brings damage.

Again, as mentioned above, this column joint portion 2b keeps with suitable confining force, even it is applied to courtThe drawing gravitation of either direction is also not easy to choose. But, if with exceeding its confining force drawing, not only go upState plug and keep the axial direction of space 1a1, and either direction drawing occasion to its inclination, sameAlso can not keep any position of the surrounding of space 1a1 to bring damage to this plug, and can pull away.

By setting suitably in advance above-mentioned confining force, this electrical connector is taken as notebook computer etc.The connection means use occasion of the cable of use is supplied with/accepted to the electric power of belt equipment or the signal of telecommunication, even shouldCable court is axially inconsistent with the column joint portion 2b of plug 2 and the plug of socket 1 maintenance space 1a1'sVarious direction drawings, the column joint portion 2b of this plug 2 in the time exceeding the suitable confining force of socket 1,Keep space 1a1 to depart from from this plug, therefore, do not worry drawing drag object notebook computer etc.,Fall down such problem from desk is first-class.

Again, as mentioned above, if being inserted to above-mentioned plug, the column joint portion 2b of plug 2 keeps space 1a1,Form this column joint portion 2b outside tubular contact component 2b2 and above-mentioned clasp with protuberance 1b2,1b2 ... contact, they by above-mentioned link axial region 1b1,1b1 and above-mentioned elasticity push part beforeEnd the 1c1 of pushing portion, 1c1 connect, from this front end pushing 1c1 of portion, 1c1 by banded extension 1c3 withAnd the 1c2 of encirclement portion, 1c4 is connected with portion of terminal, on the other hand, is configured in column joint portion 2b front endThe tab portion 2c2 of contact blade 2c becomes with the front portion from jack body 1a towards this plug maintenance space 1a1The tab portion 1d1 of the outstanding contact component 1d state that joins.

The tubular contact portion of contact 1b and the periphery of formation column joint portion 2b of like this, really going betweenThe tab portion 2c2 of the contact blade 2c of the front end of part 2b2 and column joint portion 2b and jack body 1aThe electrical connection separately of tab portion 1d1 of contact component 1d above.

Also there is fully the basic function as plug 2 and socket 1.

The following describes the present invention's utilizability industrially:

Electrical connector of the present invention can be in the manufacture field utilization of electronic equipment.

In above-mentioned shape and structure for the each several part shown in the example carrying out an invention be only allThat implements to carry out time of the present invention specializes an example, not because of above-mentioned example limited interpretation skill of the present inventionArt scope.

Claims (4)

1. an electrical connector, is characterized in that, is made up of socket and plug;

Described socket comprises:

The jack body of insulating properties, makes respectively space form with jut from front part sides outstanding, at itBetween form insert plug column joint portion plug keep space;

Lead-in wire contact, will be separately two clasp and be configured in this two space with protuberance and form with in jut,Make it be projected into this plug and keep space, so that clamping is inserted into the post that above-mentioned plug keeps the plug in spaceShape joint portion, clasps this column joint portion with mutual subtend state;

The pushing portion of elasticity push part, is configured in above-mentioned space and forms with in jut, from lead-in wire contactPush this lead-in wire contact behind, to make two of above-mentioned two lead-in wire contacts clasp with protuberance and be inserted intoAbove-mentioned plug keeps the above-mentioned column joint portion crimping in space; And

Contact component, it is empty that configuration makes tab portion be projected into the above-mentioned plug maintenance of becoming of above-mentioned jack bodyBetween deep before;

Described plug comprises:

Above-mentioned column joint portion, around the front end outstanding from header body, is provided with engaging and uses expansion section,Formed by inner insulating element and exterior tubular contact component on it; And

The tab portion of contact blade, is configured in the front end of above-mentioned column joint portion, with connecing of above-mentioned contact componentThe contact of sheet portion.

2. according to the electrical connector of recording in claim 1, it is characterized in that:

Above-mentioned lead-in wire contact comprises:

The base shaft of the minor axis shape at two ends arranged side by side;

Extend axial region, from the bending prolongation parallel to each other in each one end of above-mentioned two base shafts;

Clasp with protuberance, from the above-mentioned two prolongation leading sections that extend axial regions respectively towards with above-mentioned base shaftAxial same direction is bending outstanding, is partial circle arcuation, is configured to the column of embracing above-mentioned plug with bothOne week sidepiece of joint portion; And

Link axial region, clasp with the each end with above-mentioned prolongation axial region opposition side of protuberance mutual by above-mentioned twoBe connected;

Above-mentioned two spaces formation comprise with jut:

Inner face zoning portion, has the interior shape corresponding with the peripheral shape of above-mentioned column joint portion, diameterLarger than this column joint portion;

Spring configuration section, is formed on foreign side's side of above-mentioned inner face zoning portion, configures the company of above-mentioned lead-in wire contactKnot axial region and the pushing portion that it is kept to the elasticity push part of space thruster pressure towards above-mentioned plug, with upperThe side spaces of stating jack body is continuous; And

Two springs are by with gap, are constructed so that from above-mentioned spring configuration section to above-mentioned inner face zoning portionCircumferential both sides position be communicated with;

And at the inwall in the space, both sides of above-mentioned jack body, form can enter from above-mentioned two respectively and claspTwo axle grooves of the above-mentioned prolongation axial region extending with one end of protuberance, and be positioned at this two axle groovesThe axis hole of the fixing use of insertion of above-mentioned base shaft at rear, rear end;

Two base shafts of above-mentioned lead-in wire contact are inserted respectively to above-mentioned axis hole, by above-mentioned two extending shaft portions respectivelyBe configured to enter above-mentioned axle groove, above-mentioned link axial region be configured in to above-mentioned spring configuration section, by this lead-in wireTwo of contact clasp and insert respectively above-mentioned spring by with gap with protuberance, and side makes from behindState the pushing portion of elasticity push part and the link axial region crimping of this lead-in wire contact, these two are clasped with prominentGoing out portion releases in above-mentioned plug maintenance space.

3. according to the electrical connector of recording in claim 2, it is characterized in that:

Being constructed so that above-mentioned link axial region bends to makes bend near the centre of above-mentioned two base shaftsThe outstanding V-type of direction.

4. the electrical connector of recording according to claim 2 or 3, is characterized in that:

Above-mentioned elasticity push part comprises:

Encirclement portion, by the elastic metallic parts formation of electric conductivity, surrounds around above-mentioned jack body;

Banded extension, prolongs towards above-mentioned spring configuration section respectively from the front end of the both sides of above-mentioned encirclement portionLong;

Pushing portion, turns back the leading section of above-mentioned banded extension towards the link axial region side of above-mentioned lead-in wire contactBecome roughly U font to form, this link axial region is stated to plug upward and keep space thruster to press; And

Portion of terminal, is configured to from the rear end of a sidepiece of above-mentioned encirclement portion and extends state.