CN203826731U - Pin conversion type plug - Google Patents
Pin conversion type plug Download PDFInfo
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- CN203826731U CN203826731U CN201420249516.5U CN201420249516U CN203826731U CN 203826731 U CN203826731 U CN 203826731U CN 201420249516 U CN201420249516 U CN 201420249516U CN 203826731 U CN203826731 U CN 203826731U
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- base pin
- utmost point
- pin
- gear
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Abstract
The utility model relates to a pin conversion type plug and belongs to the technical field of electric appliances. The pin conversion type plug comprises a plug seat, a plug cover in matching with the plug seat, L-pole and N-pole conductive pins and a grounding conductive pin. The pin conversion type plug is characterized in that guide bars are formed at a bottom wall of a plug seat chamber, the guide bars are provided with tooth bars, a bearing seat and a pair of gear pivoting flanges are formed on the bottom wall of the plug seat chamber, a semi-gear is supported by the bearing seat, the semi-gear is connected with a turn button shaft, the pair of gear pivoting flanges are respectively provided with a conductive pin gear, the plug seat chamber is internally provided with a turn button limit mechanism, a lower end of the L-pole conductive pin is fixed with the conductive pin gear, a lower end of the N-pole conductive pin is fixed with the conductive plug gear, a lower end of the grounding conductive pin is fixed with the semi-gear, and the plug cover is provided with a demising groove for the grounding conductive pin. The pin conversion type plug has excellent and neat view and safety effects; reliable limit on the L-pole and N-pole conductive pins is guaranteed, and abnormal revolution or even lodging of the grounding conductive pin do not occur.
Description
Technical field
The utility model belongs to technical field of electric appliances, is specifically related to a kind of pin transfer plug.
Background technology
The concept of above mentioned pin transfer plug refers to the socket that can be applicable to have two pin holes, can be adapted to again the plug of the socket with three pin holes, more particularly, this plug has between two pins and three pins according to the function that needs conversion, can be because of the pin holes on pin and socket on plug the incompatible awkward situation of suffering that socket is refused.
In disclosed Chinese patent literature, can be seen in the technical information of the pin transfer plug with the function of adjusting to changed conditions, slightly with exemplify as CN2155082Y(changeable plug), CN1080786A(attaching plug and pin), CN2060016U(Universal plug) and CN2524402Y(improved adaptable plug), etc.
" convenient transfer plug " of typical as Chinese invention patent Granted publication CN101521342B recommendation, this patent scheme is with respect to aforementioned patent and for US Patent No. 7303416B1, German patent DE 202006002122U1, objectively can embody the technique effect of the 0013rd section of record of its specification.But still there is following shortcoming: one, when exiting, ground connection conductive base pin uses and while making plug develop into two-pin plug by three-pin plug, ground connection conductive base pin in body of one who has dropped dead by the roadside state is in revealing naked state, affect on the one hand the clean and tidy effect of two-pin plug, damage on the other hand sight, then be not enough on the one hand embody the fail safe of expecting; They are two years old, the reference column (patent claims the first reference column and the second reference column) of recommending due to patent scheme only can play the unidirectional location to pin, thereby cannot prevent that the revolution of appearance from appearring not wishing in pin, for example, when plug is during in tripod state, pin shows comparatively looseningly, and when plug is during in bipod state, there is the anxiety of lodging in L utmost point conductive base pin and/or N utmost point conductive base pin, the inserting of impact and socket.
In view of above-mentioned prior art, still have improved necessity, the applicant has done useful design for this reason, and has formed technical scheme described below.
Summary of the invention
Task of the present utility model is to provide a kind of ground connection conductive base pin that contributes to make to exit use to use in complete hidden state to embody good clean and tidy, sight and safe effect, is conducive to the reliable location of pin to be used the pin transfer plug of the good plug effect of avoiding revolution and even lodging guarantee and socket.
Task of the present utility model completes like this, and a kind of pin transfer plug, comprises a connector assembly, the bayonet cap protecting is covered in the connector assembly chamber for to connector assembly of matching with connector assembly, lower end is positioned at connector assembly chamber and upper end leans out a L utmost point conductive base pin of bayonet cap, one N utmost point conductive base pin and a ground connection conductive base pin, feature is: on the diapire in described connector assembly chamber, form and have one to be raised in sliver bottom wall surface and extend to right-hand member from the left end of the length direction in connector assembly chamber, on this sliver, be provided with slidably a tooth bar, and also form and have a supporting base and a pair of gear pivot flange on the diapire in connector assembly chamber, on supporting base, be supported with rotationally half gear, the left end of this half wheel and rack is meshed, and be connected with a rotation axis on this half gear, this rotation axis is stretched over outside connector assembly chamber, and be connected with a knob, a pair of gear pivot flange corresponds respectively to front side and the rear side of described tooth bar with the state facing each other, and be respectively provided with rotationally a conductive base pin gear in this pair of gear pivot flange, the engagement of conductive base pin wheel and rack, in described connector assembly chamber and at the position of the side corresponding to described rotation axis, be also equipped with a knob and limit mechanism, this knob limits mechanism and matches with described knob, the lower end of described L utmost point conductive base pin is fixed with the described conductive base pin gear being arranged on rotationally corresponding in the gear pivot flange of the front side of described tooth bar, the lower end of described N utmost point conductive base pin is fixed with the conductive base pin gear being arranged on rotationally corresponding in the gear pivot flange of the rear side of tooth bar, the lower end of described ground connection conductive base pin and described half gear are fixed, on described bayonet cap and offering a upper end for for ground connection conductive base pin communicating with described connector assembly chamber corresponding to the position of ground connection conductive base pin, lean out bayonet cap or be retracted into the ground connection conductive base pin slot to make way in connector assembly chamber.
In a specific embodiment of the present utility model, on described bayonet cap, offer a L utmost point conductive base pin rotary disk hole and a N utmost point conductive base pin rotary disk hole, L utmost point conductive base pin rotary disk hole is positioned at the front side of described ground connection conductive base pin slot to make way, N utmost point conductive base pin rotary disk hole is positioned at the rear side of ground connection conductive base pin slot to make way and corresponding with L utmost point conductive base pin rotary disk hole, on described L utmost point conductive base pin, be provided with a L utmost point conductive base pin rotary disk, this L utmost point conductive base pin rotary disk matches with L utmost point conductive base pin rotary disk hole, on described N utmost point conductive base pin, be provided with a N utmost point conductive base pin rotary disk, this N utmost point conductive base pin rotary disk matches with N utmost point conductive base pin rotary disk hole.
In another specific embodiment of the present utility model, on described L utmost point conductive base pin and in the position corresponding to below described L utmost point conductive base pin rotary disk, form and have one to limit flange for the L utmost point conductive base pin rotary disk that stops L utmost point conductive base pin rotary disk down sliding on L utmost point conductive base pin, on described N utmost point conductive base pin and in the position corresponding to below described N utmost point conductive base pin rotary disk, form and have one to limit flange for the N utmost point conductive base pin rotary disk that stops N utmost point conductive base pin rotary disk down sliding on N utmost point conductive base pin.
In another specific embodiment of the present utility model, on described conductive base pin gear and the middle position that is positioned at conductive base pin gear offer a gear pivot flange mating holes, in the both sides corresponding to this gear pivot flange mating holes, each formation has a conductive base pin flange jack, form in the middle position of the lower end of described L utmost point conductive base pin and have the gear pivot flange chamber of stepping down, this gear pivot flange chamber of stepping down is corresponding with gear pivot flange mating holes, and each formation has a L utmost point conductive base pin flange in the both sides in the chamber of stepping down corresponding to gear pivot flange, corresponding to the gear pivot flange of described tooth bar front side with same match and be insinuated into gear pivot flange corresponding to the gear pivot flange mating holes on the conductive base pin gear of tooth bar front side step down in chamber, described L utmost point conductive base pin flange inserts corresponding in the conductive base pin flange jack on the conductive base pin gear of tooth bar front side, form and have a gear pivot flange chamber in the middle position of the lower end of described N utmost point conductive base pin, this gear pivot flange chamber is corresponding with gear pivot flange mating holes, and each formation has a N utmost point conductive base pin flange in the both sides corresponding to gear pivot flange chamber, gear pivot flange corresponding to described tooth bar rear side matches and is insinuated in gear pivot flange chamber corresponding to the gear pivot flange mating holes on the conductive base pin gear of tooth bar rear side with same, described N utmost point conductive base pin flange inserts corresponding in the conductive base pin flange jack on the conductive base pin gear of tooth bar rear side.
In another specific embodiment of the present utility model, on described L utmost point conductive base pin rotary disk and around the circumferencial direction of L utmost point conductive base pin rotary disk, form and have a L utmost point conductive base pin rotary disk back-up ring, on described N utmost point conductive base pin rotary disk and around the circumferencial direction of N utmost point conductive base pin rotary disk, form and have a N utmost point conductive base pin rotary disk back-up ring.
Also have in a specific embodiment of the present utility model, the left end of described tooth bar and towards on one side form have on engaging tooth, and the front side of the right-hand member of tooth bar and rear side each form have side engaging tooth, described half gear is meshed with upper engaging tooth, described conductive base pin gear corresponding to tooth bar front side is meshed with the side engaging tooth of the front side that is positioned at tooth bar right-hand member, and is meshed with the side engaging tooth of the rear side that is positioned at tooth bar right-hand member corresponding to the conductive base pin gear of tooth bar rear side.
More of the present utility model and in a specific embodiment, on described half gear, offer one and insert ground conductive base pin flange slot, form and have a ground connection conductive base pin flange in the lower end of described ground connection conductive base pin, this ground connection conductive base pin flange inserts in the protruding level of ground connection conductive base pin slot.
In of the present utility model and then a specific embodiment, on described supporting base, offer half gear pivot block support holes, on described half gear and in the position corresponding to this half gear pivot block support holes, form and have half gear pivot block, this half gear pivot block is bearing in half gear pivot block support holes rotationally, and offer a knob spindle nose mating holes at half gear towards a side of described rotation axis, form and have a knob spindle nose towards one end of half gear at rotation axis, this knob spindle nose matches with knob spindle nose mating holes, form and have knob to coordinate spindle nose towards one end of described knob at rotation axis, on knob and in the position that coordinates spindle nose corresponding to knob, form and have a knob fixing hole, this knob fixing hole coordinates spindle nose to fix with knob.
Of the present utility model again more and in a specific embodiment, described knob limits mechanism and comprises pedestal, spring and restriction pin, pedestal is formed in the connector assembly chamber of described connector assembly, and corresponding to a side of described rotation axis, this pedestal forms a pedestal chamber, spring and restriction pin are arranged in pedestal chamber, wherein, one end of spring is bearing on the chamber wall in pedestal chamber, the other end is bearing in the one end that limits pin, and the other end that limits pin leans out pedestal chamber and be stretched over that connector assembly is outer to contact with described knob.
In again of the present utility model and then a specific embodiment, on described knob and towards a side of described connector assembly, form and have one first to limit groove and one second restriction groove, the other end of described restriction pin and first limits groove and matches or match with the second restriction groove.
One of technique effect that the technical scheme that the utility model provides has with respect to prior art, due on bayonet cap and corresponding to insert ground conductive base pin position offering ground connection conductive base pin slot to make way, thereby can be hidden in connector assembly chamber by means of this ground connection conductive base pin slot to make way in the time that ground connection conductive base pin exits use state, there is good clean and tidy, sight and safe effect; Two, limit mechanism owing to being provided with knob, thereby by it, knob is limited, guarantee the reliable restriction to the L utmost point, N utmost point conductive base pin and ground connection conductive base pin, there will not be improper revolution and even occur the situation of ground connection conductive base pin lodging.
Brief description of the drawings
Fig. 1 is example structure figure of the present utility model.
Fig. 2 is the first application examples schematic diagram of the present utility model.
Fig. 3 is the second application examples schematic diagram of the present utility model.
Embodiment
For the auditor that the makes Patent Office especially public can be expressly understood technical spirit of the present utility model and beneficial effect more, applicant elaborates the mode with embodiment below, but be not all the restriction to the utility model scheme to the description of embodiment, any done according to the utility model design only for pro forma but not substantial equivalent transformation all should be considered as the technical solution of the utility model category.
The concept of every directivity that relates to upper and lower, left and right, front and rear (or claiming directionality) is all for the residing location status of figure being described in the following description, object is to facilitate public understanding, thereby can not be understood as being particularly limited of technical scheme that the utility model is provided.
Embodiment:
Refer to Fig. 1, provided a connector assembly 1, this connector assembly 1 is by plastics and molded and shaped by mould.Provide the connector assembly chamber 11 for to connector assembly 1 of matching with connector assembly 1 and covered the bayonet cap 2 protecting.In the connector assembly chamber 11 of connector assembly 1 and in position to correspond to each other, form and have pair of screws seat 114, on pair of screws seat 114, each formation has a bayonet cap screw fixed hole 1141, on bayonet cap 2 and in the position corresponding to pair of screws seat 114, form and have bayonet cap screw base 24, on bayonet cap screw base 24, be equipped with bayonet cap screw 241, by bayonet cap screw 241 screws in bayonet cap screw fixed hole 1141, bayonet cap 2 is fixing with connector assembly 1.Be formed in the connector assembly conductor chamber 12 of connector assembly 1 right-hand member and be formed in that bayonet cap conductor chamber 25 bayonet cap 2 right-hand members and that position is corresponding with connector assembly conductor chamber 12 is fitted to each other and for power line is introduced in connector assembly chamber 11.
Provide that lower end is positioned at connector assembly chamber 11 and upper end leans out a L utmost point conductive base pin 3, a N utmost point conductive base pin 4 and an earth lead pin 5 of bayonet cap 2, these conductive base pins and the electrical connection of above mentioned power line.
The technical essential of the technical scheme providing as the utility model: form on the diapire in aforesaid connector assembly chamber 11 and have one to be raised in a sliver 111 bottom wall surface and extend to right-hand member from the left end of the length direction in connector assembly chamber 11, on sliver 111, be equipped with a tooth bar 6, specifically: offer a tooth bar guide runner 63 towards the length direction of a side of sliver 111 in the bottom of tooth bar 6, tooth bar guide runner 63 is slidably matched with sliver 111, preferably, the shape of cross section of sliver 111 is designed to swallow-tail form, the shape of cross section of tooth bar guide runner 63 is swallow-tail form equally.On the diapire of plug cavity 11, also form and have a supporting base 112 and a pair of gear pivot flange 113, the shape of a pair of gear pivot flange 113 is cylinder or Rotary-table.On supporting base 112, be supported with rotationally one and half gears 7, this half gear 7 is meshed with the left end of aforementioned tooth bar 6, and is connected with a rotation axis 71 on this half gear 7, and this rotation axis 71 is stretched over outside connector assembly chamber 11 and is connected with a knob 711.A pair of gear pivot flange 113 corresponds respectively to front side and the rear side of the right-hand member of tooth bar 6 with the state facing each other, also be that one of them the gear pivot flange correspondence in a pair of gear pivot flange 113 should be in the front side of tooth bar 6 in other words, and another gear pivot flange in a pair of gear pivot flange 113 is corresponding to the rear side of tooth bar 6.
As shown in Figure 1, in aforesaid a pair of gear pivot flange 113, be respectively provided with rotationally a conductive base pin gear 8, conductive base pin gear 8 is meshed with tooth bar 6, specifically, be arranged on rotationally corresponding to the conductive base pin gear 8 in the gear pivot flange 113 of the front side of tooth bar 6 and be meshed with the front side of tooth bar 6, be meshed with the rear side of tooth bar 6 and be arranged on rotationally corresponding to the conductive base pin gear 8 in the gear pivot flange 113 of the rear side of tooth bar 6.
In aforesaid connector assembly chamber 11 and at the position of the side corresponding to rotation axis 71, be also equipped with a knob and limit mechanism 9, this knob limits mechanism 9 and matches with knob 711, for knob 711 is limited.The lower end of above mentioned L utmost point conductive base pin 3 is with to be arranged on rotationally conductive base pin gear 8 corresponding in the gear pivot flange 113 of the front side of tooth bar 6 fixing; The lower end of N utmost point conductive base pin 4 is fixed with the conductive base pin gear 8 being arranged on rotationally corresponding in the gear pivot flange 113 of tooth bar 6 rear sides; The lower end of ground connection conductive base pin 5 and half gear 7 are fixing.
As shown in Figure 1, on aforesaid bayonet cap 2 and offer corresponding to the position of ground connection conductive base pin 5 one communicate with connector assembly chamber 11 for leaning out bayonet cap 2 or return and hidden ground connection conductive base pin slot to make way 21 in connector assembly chamber 11 for the upper end of ground connection conductive base pin 5.
Please continue to refer to Fig. 1, on aforesaid bayonet cap 2, offer a L utmost point conductive connecting pin rotary disk hole 22 and a N utmost point conductive base pin rotary disk hole 23, L utmost point conductive base pin rotary disk hole 22 is positioned at the front side of aforementioned ground connection conductive base pin slot to make way 21, and N utmost point conductive base pin rotary disk hole 23 is positioned at the rear side of ground connection conductive base pin slot to make way 21 and corresponding with L utmost point conductive base pin rotary disk hole 22.On aforesaid L utmost point conductive base pin 3, be arranged with a L utmost point conductive base pin rotary disk 31, this L utmost point conductive base pin rotary disk 31 matches with L utmost point conductive base pin rotary disk hole 22.On aforesaid N utmost point conductive base pin 4, be arranged with a N utmost point conductive base pin rotary disk 41, this N utmost point conductive base pin rotary disk 41 matches with N utmost point conductive base pin rotary disk hole 23.Show be in the drawings formed in L utmost point conductive base pin rotary disk 31 middle position and length and width respectively with the width of L utmost point conductive base pin 3 and the suitable L utmost point conductive base pin mating holes 312 of thickness, L utmost point conductive base pin 3 inserts this L utmost point conductive base pin mating holes 312, that is to say that L utmost point conductive base pin mating holes 312 is nested with on L utmost point conductive base pin 3.Equally, form the N utmost point conductive base pin mating holes 412 that has a length and width to adapt with width and the thickness of N utmost point conductive base pin 4 respectively at the middle position of N utmost point conductive base pin rotary disk 41, N utmost point conductive base pin 4 inserts this N utmost point conductive base pin mating holes 412, that is to say that N utmost point conductive base pin mating holes 412 is nested with on N utmost point conductive base pin 4.
Preferably, on aforesaid L utmost point conductive base pin 3 and in the position corresponding to below L utmost point conductive base pin rotary disk 31, form and have the surperficial L utmost point conductive base pin rotary disk that is raised in L utmost point conductive base pin 3 to limit flange 32, limit flange 32 by this L utmost point conductive base pin rotary disk and L utmost point conductive base pin rotary disk 31 is supported and stop L utmost point conductive base pin rotary disk 31 down sliding on L utmost point conductive base pin 3, make it remain on the state matching with aforementioned L utmost point conductive base pin rotary disk hole 22.On aforesaid N utmost point conductive base pin 4 and in the position corresponding to below N utmost point conductive base pin rotary disk 41, form and have a surperficial N utmost point conductive base pin rotary disk that is raised in N utmost point conductive base pin 4 to limit flange 42, limit flange 42 by this N utmost point conductive base pin rotary disk and N utmost point conductive base pin rotary disk 41 is supported and stop N utmost point conductive base pin rotary disk 41 down sliding on N utmost point conductive base pin 4, make it remain on the state matching with aforementioned N utmost point conductive base pin rotary disk hole 23.
Preferably, on aforementioned L utmost point conductive base pin rotary disk 31 and around the circumferencial direction of L utmost point conductive base pin rotary disk 31, form and have a L utmost point conductive base pin rotary disk back-up ring 311, because the diameter of this L utmost point conductive base pin rotary disk back-up ring 311 is greater than the diameter in L utmost point conductive base pin rotary disk hole 22, thereby can stop L utmost point conductive base pin rotary disk 31 to scurry out L utmost point conductive base pin rotary disk hole 22 from bottom and escape in bayonet cap 2.On aforementioned N utmost point conductive base pin rotary disk 41 and around the circumferencial direction of N utmost point conductive base pin rotary disk 41, form and have a N utmost point conductive base pin rotary disk back-up ring 411, because this N utmost point conductive base pin is greater than the diameter in N utmost point conductive base pin rotary disk hole 23 by the diameter of rotating disk back-up ring 411, thereby can stop N utmost point conductive base pin rotary disk 41 to scurry out N utmost point conductive base pin rotary disk hole 23 from bottom and escape in bayonet cap 2.
Due to the setting of L, N utmost point conductive base pin rotary disk 31,41, thereby can make L, N utmost point conductive base pin 3,4 there is good stability, there will not be to shake and put situation.
Still refer to Fig. 1, on aforesaid conductive base pin gear 8 and be positioned at middle position and offer a gear pivot flange mating holes 81, in the both sides corresponding to this gear pivot flange mating holes 81 each form have a conductive base pin flange jack 82 communicating with gear pivot flange mating holes 81.Form in the middle position of the lower end of aforesaid L utmost point conductive base pin 3 and have the gear pivot flange chamber 33 of stepping down, this gear pivot flange chamber 33 of stepping down is corresponding with gear pivot flange mating holes 81, and each formation has a L utmost point conductive base pin flange 34 in the both sides in the chamber 33 of stepping down corresponding to gear pivot flange, corresponding to the gear pivot flange 113 of tooth bar 6 front sides with same match and be insinuated into gear pivot flange corresponding to the gear pivot flange mating holes 81 on the conductive base pin gear 8 of tooth bar 6 front sides step down in chamber 33, L utmost point conductive base pin flange 34 inserts corresponding in the conductive base pin flange jack 82 on the conductive base pin gear 8 of tooth bar 6 front sides, that is to say that L utmost point conductive base pin flange 34 coordinates with conductive base pin flange jack 82 Tenons.Form in the middle position of the lower end of aforementioned N utmost point conductive base pin 4 and have a gear pivot flange chamber 43(to be equivalent to the aforesaid gears pivot flange chamber 33 of stepping down), this gear pivot flange chamber 43 is corresponding with gear pivot flange mating holes 81, and in the both sides corresponding to gear pivot flange chamber 43, each formation has a N utmost point conductive base pin flange 44(to be equivalent to aforementioned L utmost point conductive base pin flange 34), gear pivot flange 113 corresponding to tooth bar 6 rear sides matches and is insinuated in gear pivot flange chamber 43 corresponding to the gear pivot flange mating holes 81 on the conductive base pin gear 8 of tooth bar 6 rear sides with same, N utmost point conductive base pin flange 44 inserts corresponding in the conductive base pin flange jack 82 on the conductive base pin gear 8 of tooth bar 6 rear sides, that is to say that N utmost point conductive base pin flange 44 coordinates with conductive base pin flange jack 82 Tenons.
As shown in Figure 1, the global shape of aforesaid tooth bar 6 is the convex shape of 90 ° of deflections left still, the left end of this tooth bar 6 and towards on one side form have on engaging tooth 61, and the front side of the right-hand member of tooth bar 6 and rear side each form have side engaging tooth 62, aforesaid half gear 7 is meshed with upper engaging tooth 61, conductive base pin gear 8 corresponding to tooth bar 6 right-hand member front sides is meshed with the side engaging tooth 62 of the front side that is positioned at tooth bar 6 right-hand members, and is meshed with the side engaging tooth 62 of the rear side that is positioned at tooth bar 6 right-hand members corresponding to the conductive base pin gear 8 of tooth bar 6 right-hand member rear sides.According to professional general knowledge, the tooth pitch of upper engaging tooth 61 is and the nibbling apart from being different of side engaging tooth 62, that is to say that ground connection conductive base pin 5 and the gearratio of upper engaging tooth 61 are different with the gearratio of side engaging tooth 62 with conductive base pin gear 8, can determine by simple calculating, drive ground connection conductive base pin 5 suitable as long as meet half gear 7, the angle that inverse transformation is 90 ° and L, N utmost point conductive base pin 3, 4 requirements of changing between the state shown in Fig. 2 and Fig. 3, for example when being forfeit, ground connection conductive base pin 5 is hidden in connector assembly chamber 11 when interior, L, N utmost point conductive base pin 3, 4 are the parallel state that is tending towards as shown in Figure 2 each other, when ground connection conductive base pin 5 stretches out that connector assembly chamber 11 participates in using and while making two-pin plug become three-pin plug, L, N utmost point conductive base pin 3, 4 are the splay state that is tending towards shown in Fig. 3 mutually.
On aforesaid half gear 7, offer a ground connection conductive base pin flange slot 72, form and have a ground connection conductive base pin flange 51 in the bottom of ground connection conductive base pin 5, this ground connection conductive base pin flange 51 inserts in ground connection conductive base pin flange slot 72, that is to say that ground connection conductive base pin flange 51 coordinates with ground connection conductive base pin flange slot 72 Tenons.
On aforesaid supporting base 112, offer half gear pivot block support holes 1121, on aforementioned half gear 7 and in the position corresponding to this half gear pivot block support holes 1121, form half gear pivot block 73, this half gear pivot block 73 is bearing in half gear pivot block support holes 1121 rotationally, and offer a knob spindle nose mating holes 74(square hole at half gear 7 towards a side of aforementioned rotation axis 71), form towards one end of half gear 7 the knob spindle nose 712 that has a square shape at rotation axis 71, this knob spindle nose 712 matches with knob spindle nose mating holes 74, form the shape that has a knob to coordinate spindle nose 713(square towards one end of aforementioned knob 711 at rotation axis 71), on knob 711 and in the position that coordinates spindle nose 713 corresponding to knob, form and have a knob fixing hole 7111(square hole), this knob hole 7111 coordinates spindle nose 713 fixing with knob, that is to say that knob coordinates spindle nose 713 to insert in knob fixing hole 7111.As shown in Figure 1, rotation axis 71 forms and has a knob pivotable to limit groove 714 towards one end of knob 711, this knob pivotable limits groove 714 and matches with the rotation axis semicircle cavity 13 being formed on connector assembly 1, and matches with the rotation axis semi arch chamber 26 being formed on bayonet cap 2 simultaneously.
In Fig. 1, also show the L utmost point conductive base pin power line fixing screw hole 35 that is opened in L utmost point conductive base pin 3 lower ends, on this L utmost point conductive base pin power line fixing screw hole 35, be equipped with a L utmost point conductive base pin power line hold-down screw 351; Offer a N utmost point conductive base pin power line fixing screw hole 45 in the lower end of N utmost point conductive base pin 4, on this N utmost point conductive base pin power line fixing screw hole 45, be equipped with a N utmost point conductive base pin power line hold-down screw 451; Offer a ground connection conductive base pin ground wire fixing screw hole 52 in the lower end of ground connection conductive base pin 5, on this ground connection conductive base pin ground wire fixing screw hole 52, be equipped with a ground connection conductive base pin ground wire hold-down screw 521.Because ground connection conductive base pin ground wire fixing screw hole 52 is positioned on aforesaid ground connection conductive base pin flange 51, thereby form and have a screw resigning hole 731 in aforesaid half gear pivot block 73, aforementioned ground connection conductive base pin ground wire hold-down screw 521 matches with ground connection conductive base pin ground wire fixing screw hole 52 in the position corresponding to this screw resigning hole 731.
For avoiding L, N utmost point conductive base pin 3, 4 rotate, especially in the use procedure that participates in tripod joint, produce lodging phenomenon for fear of ground connection conductive base pin 5, the utility model people is designed with an above mentioned knob and limits mechanism 9, this knob limits mechanism 9 and comprises pedestal 91, spring 92 and restriction pin 93, pedestal 91 is directly formed in the connector assembly chamber 11 of connector assembly 1, and corresponding to a side of aforementioned rotation axis 71, this pedestal 91 forms a pedestal chamber 911, spring 92 and restriction pin 93 are arranged in pedestal chamber 911, wherein: one end of spring 92 is bearing on the chamber wall in pedestal chamber 911, the other end is bearing on the end face that limits pin 93 one end back to knob 711, probe into pedestal chamber 911 towards one end of knob 711 and be stretched over outside connector assembly 1 and contact with knob 711 and limit pin 93 the other end.Shown in figure, on knob 711 and towards a side of connector assembly 1, form and have one first to limit groove 7112 and one second restriction groove 7113, the other end of aforesaid restriction pin 93 limits groove 7112 towards one end and first of knob 711 and matches or match with the second restriction groove 7113.Particularly, by turn knob 711, when limiting pin 93 with the first restriction groove 7112 while matching, ground connection conductive base pin 5 is in connector assembly chamber 11, and whole plug shows as two-pin plug; When limiting pin 93 with the second restriction groove 7113 while matching, ground connection conductive base pin 95 is stretched over outside bayonet cap 2, and whole plug shows as three-pin plug.Under the use state of two-pin plug; L, N utmost point conductive base pin 3,4 reasons limit pin 93 in the mated condition of the first restriction groove 7112; thereby there will not be improper revolution; except non-artificial turn knob 711; under the use state of three-pin plug; L, N utmost point conductive base pin 3,4 and ground connection conductive base pin 5 reasons limit pin 93 in the mated condition to the second restriction groove 7113; thereby can not produce equally improper revolution; and ground connection conductive base pin 5 there will not be lodging situation, unless stirred artificially knob 711.
Application examples 1:
Refer to Fig. 2 and in conjunction with Fig. 1, while making plug show as three-pin plug when making the 5 participation work of ground connection conductive base pin, by user, knob 711 is stirred to clockwise direction (location status shown in Fig. 2 is example), drive rotation axis 71 by knob 711, drive half gear 7 by rotation axis 71, drive ground connection conductive base pin 5 by half gear 7, make ground connection conductive base pin 5 by previously in lodging state and be positioned at connector assembly chamber 11 and develop into the state stretching out from ground connection conductive base pin slot to make way 21.Because half gear 7 is meshed with the upper engaging tooth 61 of tooth bar 6 right-hand members, therefore in the time that half gear 7 moves, tooth bar 6 is moved, under the movement of tooth bar 6, drive the conductive base pin gear 8 being meshed with its side engaging tooth 62 to do corresponding revolution simultaneously, make L utmost point conductive base pin 3 and N utmost point conductive base pin 4 in the splay location status that trends towards as shown in Figure 2, now, the restriction pin 93 that knob limits mechanism 9 is just corresponding to the second restriction groove 7113.
Application examples 2:
Refer to Fig. 3, in the time that the state of the three-pin plug that plug will be illustrated from Fig. 2 becomes the state of the two-pin plug of being illustrated by Fig. 3, so as long as knob 711 is stirred to counter clockwise direction, through the course of action contrary with application examples 1, ground connection conductive base pin 5 is concealed in connector assembly chamber 11, under this state, L, N utmost point conductive base pin 3,4 form the parallel state that is tending towards of being illustrated by Fig. 3 each other, and the restriction pin 93 that knob limits mechanism 9 is just corresponding to the first restriction groove 7112.
In sum, the technical scheme that the utility model provides has overcome the shortcoming in prior art, has successfully completed invention task, has embodied objectively the technique effect referring in the superincumbent technique effect of applicant hurdle.
Claims (10)
1.
a kind of pin transfer plug, comprises a connector assembly (1); The bayonet cap (2) protecting is covered in the connector assembly chamber (11) for to connector assembly (1) of matching with connector assembly (1); lower end is positioned at connector assembly chamber (11) and upper end leans out a L utmost point conductive base pin (3) of bayonet cap (2), one N utmost point conductive base pin (4) and a ground connection conductive base pin (5), it is characterized in that: on the diapire in described connector assembly chamber (11), form and have one to be raised in a sliver (111) bottom wall surface and extend to right-hand member from the left end of the length direction of connector assembly chamber (11), on this sliver (111), be provided with slidably a tooth bar (6), and also form and have a supporting base (112) and a pair of gear pivot flange (113) on the diapire of connector assembly chamber (11), on supporting base (112), be supported with rotationally half gear (7), this half gear (7) is meshed with the left end of tooth bar (6), and be connected with a rotation axis (71) on this half gear (7), this rotation axis (71) is stretched over outside connector assembly chamber (11), and be connected with a knob (711), a pair of gear pivot flange (113) corresponds respectively to front side and the rear side of described tooth bar (6) with the state facing each other, and in this pair of gear pivot flange (113), be respectively provided with rotationally a conductive base pin gear (8), conductive base pin gear (8) engages with tooth bar (6), in described connector assembly chamber (11) and at the position of the side corresponding to described rotation axis (71), be also equipped with a knob and limit mechanism (9), this knob limits mechanism (9) and matches with described knob (711), the lower end of described L utmost point conductive base pin (3) is with to be arranged on rotationally described conductive base pin gear (8) corresponding in the gear pivot flange (113) of the front side of described tooth bar (6) fixing, the lower end of described N utmost point conductive base pin (4) is with to be arranged on rotationally conductive base pin gear (8) corresponding in the gear pivot flange (113) of the rear side of tooth bar (6) fixing, the lower end of described ground connection conductive base pin (5) and described half gear (7) are fixing, upper and lean out bayonet cap (2) or be retracted into the ground connection conductive base pin slot to make way (21) in connector assembly chamber (11) offering a upper end for confession ground connection conductive base pin (5) communicating with described connector assembly chamber (11) corresponding to the position of ground connection conductive base pin (5) at described bayonet cap (2).
2.
pin transfer plug according to claim 1, it is characterized in that offering a L utmost point conductive base pin rotary disk hole (22) and a N utmost point conductive base pin rotary disk hole (23) on described bayonet cap (2), L utmost point conductive base pin rotary disk hole (22) is positioned at the front side of described ground connection conductive base pin slot to make way (21), N utmost point conductive base pin rotary disk hole (23) is positioned at the rear side of ground connection conductive base pin slot to make way (21) and corresponding with L utmost point conductive base pin rotary disk hole (22), on described L utmost point conductive base pin (3), be provided with a L utmost point conductive base pin rotary disk (31), this L utmost point conductive base pin rotary disk (31) matches with L utmost point conductive base pin rotary disk hole (22), on described N utmost point conductive base pin (4), be provided with a N utmost point conductive base pin rotary disk (41), this N utmost point conductive base pin rotary disk (41) matches with N utmost point conductive base pin rotary disk hole (23).
3.
pin transfer plug according to claim 2, it is characterized in that above and in the position of the below corresponding to described L utmost point conductive base pin rotary disk (31) formation having one for stoping L utmost point conductive base pin rotary disk (31) at the above L utmost point conductive base pin rotary disk restriction flange (32) of down sliding of L utmost point conductive base pin (3) at described L utmost point conductive base pin (3), above and in the position of the below corresponding to described N utmost point conductive base pin rotary disk (41) formation have one for stoping N utmost point conductive base pin rotary disk (41) at the above N utmost point conductive base pin rotary disk restriction flange (42) of down sliding of N utmost point conductive base pin (4) at described N utmost point conductive base pin (4).
4.
pin transfer plug according to claim 1, it is characterized in that middle position upper at described conductive base pin gear (8) and that be positioned at conductive base pin gear (8) offers a gear pivot flange mating holes (81), in the both sides corresponding to this gear pivot flange mating holes (81), each formation has a conductive base pin flange jack (82), form in the middle position of the lower end of described L utmost point conductive base pin (3) and have the gear pivot flange chamber (33) of stepping down, this gear pivot flange chamber (33) of stepping down is corresponding with gear pivot flange mating holes (81), and each formation has a L utmost point conductive base pin flange (34) in the both sides in the chamber (33) of stepping down corresponding to gear pivot flange, corresponding to the gear pivot flange (113) of described tooth bar (6) front side with same match and be insinuated into gear pivot flange corresponding to the gear pivot flange mating holes (81) on the conductive base pin gear (8) of tooth bar (6) front side step down in chamber (33), described L utmost point conductive base pin flange (34) inserts corresponding in the conductive base pin flange jack (82) on the conductive base pin gear (8) of tooth bar (6) front side, form and have a gear pivot flange chamber (43) in the middle position of the lower end of described N utmost point conductive base pin (4), this gear pivot flange chamber (43) is corresponding with gear pivot flange mating holes (81), and each formation has a N utmost point conductive base pin flange (44) in the both sides corresponding to gear pivot flange chamber (43), gear pivot flange (113) corresponding to described tooth bar (6) rear side matches and is insinuated in gear pivot flange chamber (43) corresponding to the gear pivot flange mating holes (81) on the conductive base pin gear (8) of tooth bar (6) rear side with same, described N utmost point conductive base pin flange (44) inserts corresponding in the conductive base pin flange jack (82) on the conductive base pin gear (8) of tooth bar (6) rear side.
5.
according to the pin transfer plug described in claim 2 or 3, it is characterized in that upper at described L utmost point conductive base pin rotary disk (31) and form and have a L utmost point conductive base pin rotary disk back-up ring (311) around the circumferencial direction of L utmost point conductive base pin rotary disk (31), above and around the circumferencial direction of N utmost point conductive base pin rotary disk (41) forming and have a N utmost point conductive base pin rotary disk back-up ring (411) at described N utmost point conductive base pin rotary disk (41).
6.
pin transfer plug according to claim 1, it is characterized in that forming and having upper engaging tooth (61) at the left end of described tooth bar (6) and towards a upper side, and the front side of the right-hand member of tooth bar (6) and rear side each form have side engaging tooth (62), described half gear (7) is meshed with upper engaging tooth (61), described conductive base pin gear (8) corresponding to tooth bar (6) front side is meshed with the side engaging tooth (62) of the front side that is positioned at tooth bar (6) right-hand member, and be meshed with the side engaging tooth (62) of the rear side that is positioned at tooth bar (6) right-hand member corresponding to the conductive base pin gear (8) of tooth bar (6) rear side.
7.
pin transfer plug according to claim 1, it is characterized in that offering one and insert ground conductive base pin flange slot (72) on described half gear (7), form and have a ground connection conductive base pin flange (51) in the lower end of described ground connection conductive base pin (5), this ground connection conductive base pin flange (51) inserts in ground connection conductive base pin protruding level slot (72).
8.
pin transfer plug according to claim 1, it is characterized in that offering half gear pivot block support holes (1121) on described supporting base (112), above and in the position corresponding to this half gear pivot block support holes (1121) form and have half gear pivot block (73) at described half gear (7), this half gear pivot block (73) is bearing in half gear pivot block support holes (1121) rotationally, and offer a knob spindle nose mating holes (74) at half gear (7) towards a side of described rotation axis (71), form and have a knob spindle nose (712) towards one end of half gear (7) at rotation axis (71), this knob spindle nose (712) matches with knob spindle nose mating holes (74), form and have knob to coordinate spindle nose (713) towards one end of described knob (711) at rotation axis (71), above and in the position that coordinates spindle nose (713) corresponding to knob form and have a knob fixing hole (7111) at knob (711), this knob fixing hole (7111) coordinates spindle nose (713) to fix with knob.
9.
pin transfer plug according to claim 1, it is characterized in that described knob limits mechanism (9) and comprises pedestal (91), spring (92) and restriction pin (93), pedestal (91) is formed in the connector assembly chamber (11) of described connector assembly (1), and corresponding to a side of described rotation axis (71), this pedestal (91) forms a pedestal chamber (911), spring (92) and restriction pin (93) are arranged in pedestal chamber (911), wherein, one end of spring (92) is bearing on the chamber wall in pedestal chamber (911), the other end is bearing in the one end that limits pin (3), contact with described knob (711) outward and the other end that limits pin (3) leans out pedestal chamber (911) and be stretched over connector assembly (1).
10.
pin transfer plug according to claim 9, it is characterized in that upper at described knob (711) and form and have one first to limit groove (7112) and one second restriction groove (7113) towards a side of described connector assembly (1), the other end of described restriction pin (93) and first limits groove (7112) and matches or match with the second restriction groove (7113).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420249516.5U CN203826731U (en) | 2014-05-16 | 2014-05-16 | Pin conversion type plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420249516.5U CN203826731U (en) | 2014-05-16 | 2014-05-16 | Pin conversion type plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203826731U true CN203826731U (en) | 2014-09-10 |
Family
ID=51482196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420249516.5U Expired - Fee Related CN203826731U (en) | 2014-05-16 | 2014-05-16 | Pin conversion type plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203826731U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106486873A (en) * | 2016-12-22 | 2017-03-08 | 合肥惠科金扬科技有限公司 | Driving bipod rotary connector, wiring board and USB charging head |
| CN109193282A (en) * | 2018-07-24 | 2019-01-11 | 哈尔滨工程大学 | A kind of two pole and the changeable power source of mobile communication terminal adapter of three pole pins |
| CN110148864A (en) * | 2019-05-26 | 2019-08-20 | 张政清 | A kind of environmental protection socket |
| CN114050458A (en) * | 2021-10-12 | 2022-02-15 | 五邑大学 | Conversion type plug |
-
2014
- 2014-05-16 CN CN201420249516.5U patent/CN203826731U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106486873A (en) * | 2016-12-22 | 2017-03-08 | 合肥惠科金扬科技有限公司 | Driving bipod rotary connector, wiring board and USB charging head |
| CN106486873B (en) * | 2016-12-22 | 2019-01-29 | 合肥惠科金扬科技有限公司 | Push type bipod rotary connector, wiring board and USB charging head |
| CN109193282A (en) * | 2018-07-24 | 2019-01-11 | 哈尔滨工程大学 | A kind of two pole and the changeable power source of mobile communication terminal adapter of three pole pins |
| CN110148864A (en) * | 2019-05-26 | 2019-08-20 | 张政清 | A kind of environmental protection socket |
| CN114050458A (en) * | 2021-10-12 | 2022-02-15 | 五邑大学 | Conversion type plug |
| CN114050458B (en) * | 2021-10-12 | 2024-05-28 | 五邑大学 | Conversion type plug |
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