CN1276554C - Socket - Google Patents

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Publication number
CN1276554C
CN1276554C CN 200410063422 CN200410063422A CN1276554C CN 1276554 C CN1276554 C CN 1276554C CN 200410063422 CN200410063422 CN 200410063422 CN 200410063422 A CN200410063422 A CN 200410063422A CN 1276554 C CN1276554 C CN 1276554C
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CN
China
Prior art keywords
door
contact
socket
fulcrum
antetheca
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN 200410063422
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Chinese (zh)
Other versions
CN1578001A (en
Inventor
川本隆司
矢野学
野村秀和
草间公男
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Electric Works Co Ltd
Original Assignee
Matsushita Electric Works Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Publication of CN1578001A publication Critical patent/CN1578001A/en
Application granted granted Critical
Publication of CN1276554C publication Critical patent/CN1276554C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

To provide a receptacle in which the opening of a door when a foreign article such as a pin is inserted is surely prevented even in the case component dimensions are varied. In a receptacle body 1, a door 30 is housed which closes two contactor insertion ports 5a of a receptacle port 5 in free opening and closing at both ends and is opened by a contactor inserted into a contactor insertion port 5a. A fulcrum part which is supported capable of see-saw movement against an inner frame 50 within a plane nearly orthogonal to the slide movement direction is formed at the door 30. A regulating rib which regulates the slide movement of the door 30 by contacting one end of the door 30 which comes closer to the rear face side of the front wall of the receptacle body 1 when the door 30 inclines with this fulcrum part as a fulcrum is formed on the rear side face of a cover 3 front wall, and the protrusion amount of this regulating rib is established to be larger in dimension than the maximum value within a permissible dimension of the interval between the portion of the door 30 to which the regulating rib contacts and the rear side face of the front wall of the cover 3 in a state that the door 30 inclines with this fulcrum part as a fulcrum. (C)2005,JPO&NCIPI.

Description

Socket
Technical field
The present invention relates to socket.
Background technology
In the past, provided following socket, promptly, the internal body that has the socket mouth that two contact sockets by the inserted sheet that inserts plug constitute in front, accommodating the door that the sword that connects the inserted sheet that inserts from the contact socket is accepted member and opened and closed inaccessible freely two contact sockets and opened by the inserted sheet that inserts the contact socket.This slides to move and remains on the direction that is parallel to the body front freely, and pushes the direction of inaccessible contact socket to by spring, thereby is not inserting under the state of inserted sheet inaccessible contact socket in the contact socket.In addition, by the inserted sheet that inserts from two contact sockets equably during thrust door, the pressure of inserted sheet just converts to and makes the inserted sheet mobile power of sliding, thereby door can overcome the elastic force of spring, and it is mobile to slide, and opens the contact socket.(for example, with reference to patent documentation 1).
In addition, provide following socket with contact, promptly, have in the front of body by insertion and comprise the so-called O type socket mouth that three contact sockets of three flat pattern inserted sheets of earth electrode form, at this internal body, accommodating that the sword that connects the inserted sheet that inserts from the contact socket is accepted member and sliding and moving the door that disposes, opens and closes inaccessible freely three contact sockets freely and open by the inserted sheet that inserts the contact socket along the front of body.
[patent documentation] spy opens the 2000-315538 communique
Above-mentioned previous socket, following situation might appear, promptly, if foreign matter such as contact or pin only is inserted into one-sided in two contact sockets, only make one-sided being urged of door, then door can tilt a little with respect to the front of body, in the retainer near an end of body antetheca and the back side that is arranged on the body antetheca in the both ends of door, the other end away from the body antetheca contacts with the other retainer that is arranged on internal body, thereby the slip that makes door is moved and is limited, keep contact socket closing state, but because the dimensional discrepancy of part, the interval that is arranged between the back side of the end of retainer limited door at the back side of body antetheca and body antetheca will enlarge, and might cause the end of door to be limited by retainer, might be opened.
Second above-mentioned socket then following situation may occur.Three inserted sheet sockets that constitute three pole sockets by the state of door obturation under, because the outer fringe position at the position of the door of 2 inserted sheet sockets of the inserted sheet of inaccessible insertion voltage pole, with in the parallel face in body front, be on the roughly same position with the internal face of voltage pole inserted sheet socket, therefore, because the dimensional discrepancy of part, sometimes easily between the internal face of the outer rim of door and contact socket, enter foreign matter, thereby, the foreign matter that front ends such as pin is thin is inserted into obliquely between the outer rim of door and the internal face of contact socket and forces open the door, and just door might be opened.
Summary of the invention
The present invention carries out in view of above problem, its objective is, even provide under a kind of situation of the dimensional discrepancy at part, when foreign matters such as pin are inserted into, also can prevent the socket that door is opened definitely.
In order to realize above-mentioned purpose, one of the present invention is characterised in that, possess: the socket mouth that will be formed by two contact sockets of the contact that can insert difform a plurality of kinds respectively is arranged on the body on its antetheca, be contained in the inside of body, and comprise the charging part that contacts the inserted sheet member to undertake of conducting with the contact that inserts by the contact socket, be contained in the inside of body, open and close inaccessible freely two contact sockets, and the door of opening by the contact that is inserted into the contact socket and relatively be contained in the inside of body with the inboard face of body antetheca, with the connecting line of two contact sockets roughly quadrature and with the direction of body front almost parallel on slide move support freely door middle boxes; Corresponding to two contact socket pars intermedias the door the position, the roughly interior fulcrum that supports freely with respect to the middle boxes swing of plane orthogonal of moving direction is formed on and slides, inboard face at the body antetheca is being provided with the first restriction muscle, this first restriction muscle is when fulcrum tilts with this fulcrum at door, contact with the end of inboard face of close body antetheca in two ends of the door that clips fulcrum, and the slip of limiting door is moved, with be under the state that tilts of fulcrum at door with the fulcrum, the maximum of the tolerable size scope at the interval between the position of the door of the first restriction muscle contact and the inboard face of body antetheca is compared, and the first restriction muscle is set to bigger size from the outstanding amount of the inboard face of above-mentioned antetheca.
According to this invention, in the time foreign matter such as will selling and only be inserted into one-sided contact socket, because the one-sided of door pushed by foreign matter, door can tilt as fulcrum with fulcrum, clip the support portion the door two ends in, one end of the inboard face of close body antetheca contacts with the first restriction muscle of the inboard face that is arranged on the body antetheca, thereby the slip of energy limiting door is moved, but, since be under the state that tilts of fulcrum at door with the fulcrum, the maximum of the tolerable size scope at the interval between the position of the door of the first restriction muscle contact and the inboard face of body antetheca is compared, the first restriction muscle is set to bigger size from the outstanding amount of the inboard face of above-mentioned antetheca, therefore, even deviation by accessory size, cause the interval between the inboard face of the position of door of the first restriction muscle contact and body antetheca to enlarge, also limiting door and first limits muscle definitely, thereby prevents that door is opened.
In addition, the present invention's two is characterised in that, in one of the present invention, the second restriction muscle is set on the face relative with the inboard face of body antetheca of middle boxes, this second restriction muscle is when fulcrum tilts with above-mentioned fulcrum at door, contacts with another end away from the inboard face of body antetheca in two ends of the door that clips fulcrum and the slip of limiting door is moved.
According to this invention, in the time foreign matter such as will selling and only be inserted into one-sided contact socket, because the one-sided of door pushed by foreign matter, door can tilt as fulcrum with fulcrum, clip the support portion the door two ends in, one end of the inboard face of close body antetheca contacts with the first restriction muscle of the inboard face that is arranged on the body antetheca, and another end away from the inboard face of body antetheca is contacted with the second restriction muscle that is arranged on middle boxes, thereby can clamp two ends and the maintenance of door from the both sides, front and back by the first and second restriction muscle, even squeezing with foreign matters such as pins under the situation of sled thrust door, because the integral body of door can rearward move, therefore, can move by the slip that is arranged on the restriction of second on middle boxes muscle limiting door, thereby prevent that definitely door is opened.
In addition, the present invention's three is characterised in that, possess: will be arranged on the body on its antetheca by the socket mouth that three contact sockets that insert three contacts that comprise earth electrode respectively form, be contained in the inside of body and comprise the inserted sheet member to undertake that contacts conducting with the contact that inserts by the contact socket charging part and with the direction of body front almost parallel on slide and move the door of supporting, opening and closing inaccessible freely three contact sockets freely and open by the contact that is inserted into the contact socket; Under the state of this inaccessible contact socket, at the position of the door of the contact socket of the blocking voltage utmost point, be provided with in the plane parallel, than the outstanding laterally over-hang part of internal face of the contact socket of voltage pole with the body front.
According to this invention, because under the state of the inaccessible contact socket of door, position at the door of the contact socket of the blocking voltage utmost point, be provided with in the plane parallel with the body front, than the outstanding laterally over-hang part of internal face of the contact socket of voltage pole, therefore, be inserted between contact socket internal face rear end and the door, also can run into over-hang part because of the front end of foreign matter even foreign matter such as will sell, thereby can prevent outer rim definitely, and the thing that causes a quilt to be pried open takes place owing to the front end thrust door of foreign matter.
As described above, in one of the present invention, has following effect, promptly, in the time foreign matter such as will selling and only be inserted into one-sided contact socket, because the one-sided of door pushed by foreign matter, door can tilt as fulcrum with fulcrum, clip the support portion the door two ends in, one end of the inboard face of close body antetheca contacts with the first restriction muscle of the inboard face that is arranged on the body antetheca, thereby the slip of energy limiting door is moved, but, since be under the state that tilts of fulcrum at door with the fulcrum, the maximum of the tolerable size scope at the interval between the position of the door of the first restriction muscle contact and the inboard face of body antetheca is compared, and the first restriction muscle is set to bigger size from the outstanding amount of the inboard face of above-mentioned antetheca, therefore, even deviation by accessory size, cause the interval between the inboard face of the position of door of the first restriction muscle contact and body antetheca to enlarge, the also limiting door and the first restriction muscle definitely, thus prevent that door is opened.
In addition, the present invention 3 in, has following effect, promptly, because under the state of the inaccessible contact socket of door, position at the door of the contact socket of the blocking voltage utmost point, be provided with in the plane parallel with the body front, than the outstanding laterally over-hang part of internal face of the contact socket of voltage pole, therefore, even foreign matter such as will sell is inserted between contact socket internal face rear end and the door, also can run into over-hang part, thereby can prevent outer rim definitely, and the thing that causes a quilt to be pried open takes place owing to the front end thrust door of foreign matter because of the front end of foreign matter.
Description of drawings
Fig. 1 is the exploded perspective view of the socket of present embodiment.
Fig. 2 represents the socket of present embodiment, (a) is front view, (b) is bottom view.
Fig. 3 represents the socket of present embodiment, is the D-D cutaway view of Fig. 2.
Fig. 4 represents the socket of present embodiment, (a) is the A-A cutaway view of Fig. 2, (b) is E portion enlarged drawing.
Fig. 5 represents the socket of present embodiment, (a) is the B-B cutaway view of Fig. 2, (b) is F portion enlarged drawing.
Fig. 6 represents the socket of present embodiment, (a) is the C-C cutaway view of Fig. 2, (b) is G portion enlarged drawing.
Fig. 7 is the rearview of state of helical spring and door of packing in the lid of the socket of present embodiment.
Fig. 8 represents the lid of the socket of present embodiment, (a) is rearview, (b) sectional view.
Embodiment
Below, with reference to Fig. 1~Fig. 8, an execution mode of socket of the present invention is described.And, in the following description,, then in the direction shown in Fig. 2 (a), stipulate direction up and down if do not specify, be the front with the front of Fig. 2 (a).Therefore, the lower end among Fig. 2 (b) just becomes the rear end.
Socket body 1, by with plastic parts 4,4 with molded product of synthetic resin main body 2 and lid 3 in conjunction with forming, and, be provided with each a socket mouth 5 and so-called O type socket mouth 6 that what is called is universal in the front of body 1.
Main body 2 be shaped as the shape that the front is provided with the roughly box-shaped of opening, and substantial middle bottom position in main body 2 is being set, erect from the bottom around perisporium 7 encirclements that are provided with, and the earth electrode of accommodating O type described later erect the next door 9 that is provided with from the bottom with the recess 8 of conductive member 20c, around this recess 8 spaced apart, the voltage pole of accommodating universal inserted sheet carrier 23 and O type is respectively accommodated recess 10, is being accommodated two of portion of terminal 21 and accommodate recess 11,11 with 4 of the totals of inserted sheet carrier 24.In addition, in two sides longitudinally, outstanding a pair of fitting portion 12a that longitudinally arranges at central portion is being set and at each fitting portion 12b at both ends along main body 2.
On the other hand, lid 3 has the roughly box-shaped of opening for the back, and longitudinally arranges the socket mouth 5,6 that is being provided with in front.So-called Universal socket mouth 5, constitute by two contact socket 5a, the 5a that can insert different polytype contact such as inserted sheet and conductive pin, each contact socket 5a forms can be corresponding to the flat inserted sheet or the shape of various contacts such as columned conductive pin roughly, that is, will insert the rectangular opening 5b of inserted sheet and insert the shape of the semi-circular hole 5c one connection of conductive pin.In addition, so-called O type socket mouth 6 is by 3 contact socket 6a, 6b, and 6b constitutes, and each contact socket 6a, 6b forms rectangle corresponding to flat inserted sheet, in the both sides of the contact socket 6a of the inserted sheet that inserts earth electrode, remaining two contact sockets (voltage pole) 6b, 6b disposes with herringbone.
In addition, in two sides longitudinally along lid 3, with the corresponding position of a pair of fitting portion 12a, the outstanding a pair of fitting portion 13a that longitudinally arranges that is being provided with, at two ends and two positions that fitting portion 12b is corresponding, then give prominence to respectively a fitting portion 13b is being set.And, at main body 2 and lid 3 under the state of opening surface side butt joint, the fitting portion 12a of main body 2 sides, the fitting portion 13a of 12b and lid 3 sides, 13b overlaps contact on fore-and-aft direction.
In addition, under this state, fitting portion 12a in central authorities, the fitting portion 12a at 13a and two ends, between the 13a, and with respect to the fitting portion 12b at two ends, 13b and be in fitting portion 12a with central authorities, on the position of 13a opposition side, be formed with the buckle pin socket 14 of the buckle pin 16 that inserts assembled component 4 respectively.
Assembled component 4 is by rubber-like synthetic resin material (for example polycarbonate resin), with the tabular formation of strip, each a pair of fitting portion 12a with central portion, 13a respectively separately chimeric a pair of embedded hole 15a be set up in parallel in central portion longitudinally, and with the fitting portion 12b of two ends, the chimeric respectively embedded hole 15b of 13b is arranged on two ends longitudinally.In addition, rear side at the assembled component 4 relative with the side of main body 2 and lid 3, on the position relative with buckle pin socket 14, to the outstanding buckle pin 16 that has buckle pawl 16a at front end that is being provided with of back side direction, and each buckle pawl 16a is respectively towards mutual direction in opposite directions, and the direction that promptly approaches fitting portion 12a, 13a, 12b, 13b is outstanding to be provided with.
And, if with main body 2 and lid 3 under the state of opening surface side butt joint, buckle pin 16 is inserted in the buckle pin socket 14, the longitudinally two sides of assembled component 4 to body 1 are pushed, the buckle pawl 16a that then is inserted into the buckle pin 16 of buckle pin socket 14 will combine with the bore edges of buckle pin socket 14, the a pair of fitting portion 12a of central authorities, the fitting portion 12b at 13a and two ends, 13b, respectively with embedded hole 15a, 15b is chimeric, thereby main body 2 and lid 3 can be combined, and is assembled into body 1.
In addition, portion of terminal 21 has the quick connection port minor structure, this quick connection port minor structure have the terminal plate 22 that is connected with electric wire, with electric wire crimp be connected to the locking spring 28 of this terminal plate 22, for the connection between open terminal sheet 22 and the electric wire to the releasing button 29a of the crooked locking spring of the direction of removing crimping.At this, in this example, by a slice metallic plate is carried out bending, and the terminal plate 22 of integrally formed portion of terminal 21 and as two kinds of inserted sheet carriers 23,24 of inserted sheet member to undertake, thereby constitute conductive member 20a, 20b.In addition, because two conductive member 20a and 20b have mutual mirror with in the face of the form that claims forms, therefore only one conductive member 20a is described.
The conductive member 20a that forms by crooked metal sheet has flat base portion 25, when pair of terminal sheet 22 being set from a lateral edges of the central portion of base portion 25 is outstanding, outstandingly from the opposite side edge of central portion a pair of contact chip 26 is being set and two kinds of inserted sheet carriers 23,24 are being set in the both sides of base portion 25.In addition, between relative terminal plate 22,22 and contact chip 26,26, disposing locking spring 28,28 respectively.
Bending is carried out in two ends of the band plate of 28 pairs of rubber-like electric conducting materials of locking spring, forms locking segment 28a and contact chip 28b at the both ends of central plate 28c.Locking segment 28a from the part that is connected of central plate 28c towards front edge, tilt to the direction that approaches terminal plate 22, contact chip 28b then bends to roughly S word shape.In addition, central plate 28c forms substantially planar, and is contacted with contact chip 26.And, if cable jack (not shown) by main body 2 bottoms, between the terminal plate 22 of the locking segment 28a of locking spring 28 and contact chip 28b and conductive member 20a, insert electric wire, then the front end of locking segment 28a nip electric wire, prevent that it from deviating from, simultaneously by locking segment 28a and contact chip 28b with electric wire crimp to terminal plate 22, thereby can realize conducting (connection) between electric wire and the terminal plate 22.In addition, a pair of locking spring 28 in accommodating recess 11, between 28, disposing releasing button 29a corresponding to the portion of terminal 21 of conductive member 20a, and by insert operations such as instruments such as screwdriver promote from the releasing button handle hole (not shown) of the bottom that is arranged at main body 2, the locking segment 28a of locking spring 28 is carried out bending to crimping releasing direction, thereby the front end of locking segment 28a is separated from electric wire, remove the connection between terminal plate 22 and the electric wire.
In addition, universal inserted sheet carrier 23 has: a pair of inserted sheet carrier spring 23a that faces the leading section clamping inserted sheet that is provided with as shown in Figure 3 from the outstanding setting in an end of base portion 25, utilization mutually, and on also will the position away from inserted sheet carrier spring 23 than the line between the side that connects a pair of inserted sheet carrier spring 23a, the forwards outstanding inserted sheet carrier spring 23b that is being provided with.And O type voltage pole shown in Fig. 6 (a), utilizes a pair of inserted sheet carrier spring 24a of opposed facing leading section clamping inserted sheet to form from the outstanding setting of the other end of base portion 25 with inserted sheet carrier 24.
On the other hand, O type earth electrode conductive member 20c, by tabular hardware is carried out bending, and the inserted sheet carrier 24 ' of the integrally formed inserted sheet member to undertake of using as earth electrode and earth electrode be with portion of terminal 21 ', and be contained within the recess 8 in the roughly centre position that is formed on main body 2.This inserted sheet carrier 24 ' has, and contacts a pair of inserted sheet carrier spring 24a of conducting with the inserted sheet of the earth electrode that is inserted into contact socket 6a.In addition, portion of terminal 21 ' has terminal plate 27a and contact chip 27b, and constitutes quick connection terminal together with locking spring 28,28 and releasing button 29b.In addition, because the structure and the conductive member 20a of inserted sheet carrier 24 ' and portion of terminal 21 ', the inserted sheet carrier 24 of 20b and the structure of portion of terminal 21 are roughly the same, therefore introduce no longer in detail here.
The conductive member 20a of said structure, 20b, with each inserted sheet carrier 23, inserted sheet carrier 24 accommodate be arranged on 2 four angles of main body accommodate recess 10 time, that portion of terminal 21 accommodated the left and right sides that is arranged at main body 2 central authorities accommodates recess 11, thereby is installed on the main body 2.And to accommodating on the next door 9 that recess 10,11 isolates, being provided with can be with conductive member 20a, the slit (not shown) that the base portion 25 of 20b inserts.In addition, conductive member 20c is contained in the central indentation 8 of main body 2 and is installed on the main body 2.And, will be as the conductive member 20a~20c of charging part, be contained under the state of main body 2, lid 3 is covered on the opening of main body 2, and, constitutes body 1 with assembled component 4 combining main bodies 2 and lid 3, then each inserted sheet carrier 23 will be relative with the contact socket 5a of the socket mouth 5 that is arranged on lid 3 fronts, simultaneously, inserted sheet carrier 24,24 ' and the contact socket 6a of socket mouth 6,6b is relative.
In this example, has the inaccessible freely contact socket 5a that constitutes universal socket mouth 5 of switching, the inaccessible freely contact socket 6a that constitutes O type socket mouth 6 of the door 30 of 5a, switching, 6b the door 40, be configured between main body 2 and the lid 3, and with door 30,40 are contained in the inboard of lid 3, and slide and move the middle boxes 50 that supports door 30,40 freely.
Door 30 is by principal part 31 and inaccessible board 32,32 constitute, wherein principal part 31 is made of molded product of synthetic resin, the resettlement section 36 of one end of accommodating helical spring 17 is being set on the surface, inaccessible board 32,32 is outstanding to the side from the left and right sides of principal part 31, and with the inboard inaccessible contact socket 5a of lid 3,5a.Roughly centre position in the rear side of door 30 (when packing into relative a side) with middle boxes 105, the outstanding slide 33 that prominent bar shaped is being set, and the left and right sides at slide 33, with slide 33 almost parallels give prominence to the support chip 34,34 that is being provided with than the height dimension little (overhang is little) of slide 33.In addition, in the resettlement section 36 of principal part 31, outstanding be provided with combine with helical spring 17 in conjunction with tab 36a.In addition, on the surface of inaccessible board 32,32, be formed with inclined plane 35,35 respectively, opening surface side direction the place ahead of 36 tilts and these inclined planes 35,35 are from the resettlement section.And, be contacted with the state of the spring-loaded projection 19 at the back side that is formed on lid 3 with free end with helical spring 17, door 30 is installed on the lid 3.
On the other hand, when door 40 has the inserting hole 41 that is used for the earth electrode inserted sheet that inserts with contact socket 6a from earth electrode, on the distolateral inclined plane 42 that formed of one, and, be formed with in both sides that lopsided another is distolateral, erect spring-loaded projection 43 is being set.In addition, the inboard position in the part that is provided with above-mentioned inclined plane 42 of the rear side of door 40 is provided with and reinforces with teat 44, and at another distolateral gathering sill 45 that is provided with.In addition, this 40 moves the muscle 46 that is combined in the back side that is formed at lid 3 freely by the part on inclined plane 42 is slided, 46, and with the mobile muscle 47 that is combined in freely of the part slip of spring-loaded projection 43,47, and between the spring bearing housing 48 of spring-loaded projection 43 and lid 3 sides, under the state of configuration helical spring 18, be installed on the lid 3.At this moment, the pair of angled limit of door 40 is roughly parallel to the contact socket 6b that arranges with herringbone, 6b, simultaneously, inclined side is by the elastic force of above-mentioned helical spring 18 and inclined wall 49,49 contacts at the back side that is formed at lid 3, thereby, becoming contact socket 6b, 6b is by the state of door 40 obturations.
In addition, middle boxes 50 has the principal part 50a of the rectangle of being made by synthetic resin.On this principal part 50a, from the distolateral contact socket 6a of central authorities to, 6b corresponding to socket mouth 6, on the position of 6b, three inserted sheet inserting holes 51 are being set, simultaneously, at another distolateral contact socket 5a, on the position of 5a, two inserted sheet inserting holes 52 are being set corresponding to socket mouth 5.In addition, with the principal part 50a facing surfaces of the antetheca of lid 3 the inside, move the slide-and-guide groove 53 that combines freely with the reinforcing of door 40 with teat 44 slips, recessed be arranged on corresponding to the earth electrode inserted sheet and be arranged on substantial middle inserted sheet inserting hole 51 around, near the end of this inserted sheet inserting hole 51, give prominence to that the teat 54 that prevents that helical spring 18 from becoming flexible being set, and in the gathering sill 45 of door 40, the outstanding setting to be free to slide the prominent bar shaped guiding rib 55 of move mode combination.In addition, on the surface of principal part 50a, in the left and right sides of central portion, the also outstanding retainer 56 that the moving range of limiting door 40 is being set.In addition, distolateral at another of principal part 50a surface, between inserted sheet inserting hole 52,52, give prominence to that a pair of prominent bar 57a being set almost parallel, and between these prominent bar 57a, formed with the slide 33 of door 30 being free to slide the sliding tray 57 that mode movably combines, and in left and right sides portion, outstanding to be provided with at door 30 be under the situation of fulcrum inclination with slide 33, with two second restriction muscle (hereinafter referred to as the restriction muscle) 58,58 that the end combines about door 30.
And, if the lid 3 that will assemble door 30,40 or middle boxes 50 combines with the main body 2 of packed into conductive member 20a, 20b, 20c, then constitute the contact socket 5a of Universal socket mouth 5,5a will be by door 30 obturations, and constitute the contact socket 6a of O type socket mouth 6,6b, 6b can be by door 40 obturations, thereby, can not expose charging part from which socket mouth 5,6.
Below, the action at the door 30,40 during attachment plug in each socket mouth 5,6 describes.At first, about O type socket mouth 6, the inserted sheet of plug is inserted into contact socket 6a, 6b gets final product, and this moment 3 earth electrode in extremely inserted sheet will thrust door 40 inclined plane 42, thereby elastic force two that make door 40 overcome helical spring 18 slide and move.Thus, by the contact socket 6a of door 40 obturations, 6b can be opened, and inserted sheet is by the inserting hole 41 and the lopsided side of door 40, and 3 inserted sheet inserting holes 51 by middle boxes 50, with conductive member 20a, the inserted sheet carrier 24 of 20b is connected with the inserted sheet carrier 24 ' of conductive member 20c respectively.
In addition, about Universal socket mouth 5, the inserted sheet of plug is inserted into contact socket 5a, 5a gets final product, if contact (inserted sheet) is the flat pattern inserted sheet, then be inserted into flat pattern inserted sheet among the rectangular opening 5b of contact socket 5a, if contact (inserted sheet) is a pin type inserted sheet, then be the pin type inserted sheet that is inserted among the semi-circular hole 5c of contact socket 5a, the inclined plane 35,35 of thrust door 30 respectively, thus overcome the elastic force of helical spring 17 and door 30 is slided move.Thus, by the contact socket 5a of door 30 obturations, 5a can be opened, and contact can be by the inserted sheet inserting hole 52,52 of middle boxes 50, and with conductive member 20a, the inserted sheet carrier 23 of 20b connects.
Here, door 30 by on the sliding tray 57 of middle boxes 50 in conjunction with slide 33, support thereby slide to move freely, and, (with being connected contact socket 5a, the direction of the line parallel of 5a) in the vertical, with slide 33 as fulcrum, reciprocating motion freely up and down.For this reason, shown in Fig. 3~5, only be inserted under the situation among the contact socket 5a foreign matter such as will selling, then the one-sided inclined plane 35 of door 30 is urged, thereby door 30 is a fulcrum with slide 33, tilt with respect to middle boxes 50, in two ends of the door 30 that clips fulcrum (slide 33), one end of the rear side of the antetheca of close lid 3, when combining with the first restriction muscle (hereinafter referred to as the restriction muscle) 37 of the inboard face of the outstanding antetheca that is arranged on lid 3, the other end away from the rear side of the antetheca of lid 3 combines with the restriction muscle 58 that is arranged on middle boxes 50 surfaces, thereby the slip of limiting door 30 is moved, and prevents that simultaneously door 30 is opened.Here, in this example, at door 30 is under the state of fulcrum inclination with slide 33, the maximum of the tolerable size scope at the interval between the position of the door 30 that contacts with the restriction muscle 37 of lid 3 and the inboard face of lid 3 antethecas is compared, restriction muscle 37 is set to bigger size from the outstanding amount of the inboard face of the antetheca of lid 3, even thereby because the accessory size deviation, interval between the position of the door 30 of restriction muscle 37 contacts and the antetheca the inside of lid 3 enlarges, door 30 and restriction muscle 37 also can carry out combination definitely, thereby prevent that door 30 is opened.In addition, in this example, be set to the value also bigger by limiting the overhang of muscle 37 than the maximum of above-mentioned tolerable size scope to the antetheca the inside of lid 3, and with an ends restrict of door 30 restriction muscle 37 at lid 3, and the other end of door 30 is limited in the restriction muscle 58 of middle boxes 50, thereby the both ends that keep door 30 from the front and back sandwich, therefore, promptly use pin to wait foreign matter to squeeze under the situation of sled thrust door 30, also can be by 30 all moves backward, and, prevent that definitely door 30 is opened with being arranged on moving of restriction muscle 58 limiting doors 30 on the middle boxes 50.
In addition, in the present embodiment, as Fig. 6 (a), (b) shown in, at door 40 inaccessible contact socket 6a, under the state of 6b, at the blocking voltage utmost point of door 40 contact socket 6b, on the position of 6b, in the plane parallel with the front of lid 3, be provided with than the over-hang part 40a about the outstanding laterally about 0.5mm of the internal face of voltage pole contact socket 6b, even thereby, insert foreign matters such as pin between the rear end of the internal face of 6b and the door 40, because the front end of foreign matter is met extension 40a at contact socket 6b, therefore, even therefore the accessory size deviation also because just with the outward flange (being the outward flange of extension 40a) of the front end thrust door 40 of foreign matter, can prevent definitely that 40 are opened.

Claims (3)

1. socket is characterized in that possessing:
The socket mouth that will be formed by two contact sockets of the contact that can insert difform a plurality of kinds respectively is arranged on the body on its antetheca,
Be contained in the inside of body and comprise the charging part that contacts the inserted sheet member to undertake of conducting with the contact that inserts by the contact socket,
Be contained in body inside, open and close inaccessible freely two contact sockets and the door opened by the contact that is inserted into the contact socket and
With the inboard face of body antetheca relatively be contained in body inside, with the connecting line of two contact sockets roughly quadrature and with the direction of body front almost parallel on slide and move the middle boxes that supports door freely;
At position corresponding to the door of two contact socket pars intermedias, be formed on and fulcrum that the moving direction that slides roughly supports with respect to the middle boxes swing in the plane orthogonal freely,
Inboard face at the body antetheca is being provided with the first restriction muscle, this first restriction muscle is when fulcrum tilts with this fulcrum at door, contact with the end of inboard face of close body antetheca in two ends of the door that clips fulcrum and the slip of limiting door is moved
Be under the state that tilts of fulcrum at door with the fulcrum, the maximum of the tolerable size scope at the interval between the position of the door of the first restriction muscle contact and the inboard face of body antetheca is compared, and the first restriction muscle is set to bigger size from the outstanding amount of the inboard face of above-mentioned antetheca.
2. socket as claimed in claim 1 is characterized in that,
The second restriction muscle is set on the face relative with the inboard face of body antetheca of middle boxes, this second restriction muscle is when fulcrum tilts with above-mentioned fulcrum at door, contacts with another end away from the inboard face of body antetheca in two ends of the door that clips fulcrum and the slip of limiting door is moved.
3. socket as claimed in claim 1 is characterized in that also possessing:
Under the state of the inaccessible contact socket of described door, at the position of the door of the contact socket of the blocking voltage utmost point, be provided with in the plane parallel, than the outstanding laterally over-hang part of internal face of the contact socket of voltage pole with the body front.
CN 200410063422 2003-07-07 2004-07-01 Socket Expired - Lifetime CN1276554C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003271552A JP2005032595A (en) 2003-07-07 2003-07-07 Receptacle
JP2003271552 2003-07-07

Publications (2)

Publication Number Publication Date
CN1578001A CN1578001A (en) 2005-02-09
CN1276554C true CN1276554C (en) 2006-09-20

Family

ID=34209387

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200410063422 Expired - Lifetime CN1276554C (en) 2003-07-07 2004-07-01 Socket

Country Status (2)

Country Link
JP (1) JP2005032595A (en)
CN (1) CN1276554C (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4535168B2 (en) * 2008-02-12 2010-09-01 パナソニック電工株式会社 Outlet with door
JP6052677B2 (en) * 2013-06-28 2016-12-27 パナソニックIpマネジメント株式会社 Outlet
JP6052678B2 (en) * 2013-06-28 2016-12-27 パナソニックIpマネジメント株式会社 Outlet
KR101710015B1 (en) * 2016-09-23 2017-02-24 주식회사 세레스 Safety outlet with a dual locking mechanism

Also Published As

Publication number Publication date
JP2005032595A (en) 2005-02-03
CN1578001A (en) 2005-02-09

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GR01 Patent grant
EE01 Entry into force of recordation of patent licensing contract

Assignee: Beijing Panasonic Electric Works Co.,Ltd.

Assignor: Matsushita Electric Works, Ltd.

Contract fulfillment period: 2009.6.1 to 2015.5.31

Contract record no.: 2009990000967

Denomination of invention: Socket

Granted publication date: 20060920

License type: Exclusive license

Record date: 20090827

LIC Patent licence contract for exploitation submitted for record

Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.6.1 TO 2015.5.31; CHANGE OF CONTRACT

Name of requester: BEIJING MATSU*A ELEC. WKS. CO., LTD.

Effective date: 20090827

CX01 Expiry of patent term

Granted publication date: 20060920

CX01 Expiry of patent term