CN202352964U - Single-phase universal power supply plug - Google Patents
Single-phase universal power supply plug Download PDFInfo
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- CN202352964U CN202352964U CN2011205147964U CN201120514796U CN202352964U CN 202352964 U CN202352964 U CN 202352964U CN 2011205147964 U CN2011205147964 U CN 2011205147964U CN 201120514796 U CN201120514796 U CN 201120514796U CN 202352964 U CN202352964 U CN 202352964U
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Abstract
The utility model relates to a single-phase universal power supply plug which comprises an insulating base, three-pin holes, two-pin holes, a grounding pin slot, conducting electrodes, conducting pins, a grounding pin and a socket joint surface, wherein the insulating base is used for supporting all the components; the conducting pins are arranged in different plug holes on the socket joint surface of the insulating base, the grounding pin can rotate at an angle of 90 degrees around a grounding positioning pin, and a plug positioning pin is used for realizing the positioning of the conducting pins and the grounding pin, thus a three-pin or two-pin plug is formed, and the university of the three-pin or two-pin plug is realized; and the three-pin holes, the two-pin holes and the grounding pin slot can not be communicated with one another. The single-phase universal power supply plug can be used as the three-pin plug and the two-pin plug, has a simple and reliable structure and low cost, is convenient to use, is easy to produce without adopting complex equipment and can improve the efficiency.
Description
Technical field
The utility model relates to household appliance technical field, specifically, is a kind of single-phase universal attaching plug.
Background technology
In order to prevent the electric leakage accident, a lot of daily electric equipments adopt the single phase poaer supply plug (being three-pin plug) of the two poles of the earth ground connection, this plug can only with the supporting use of Three-hole socket.But the situation of having only two spring hole scokets around often running in the actual life, these equipment thereby can't use.And in these situation, people to the demand of using equipment often much larger than the demand that prevents to leak electricity.For this reason, people hope to change the structure of existing three-pin plug, make its can with the supporting use of Three-hole socket, again can with the supporting use of two spring hole scokets.
A kind of universal electric plug is disclosed in the patent of invention 87105007.2; This universal electric plug is formed the latch of plug with the column of a pair of partable; And the plug handle is surrounded by between the part of latch and does not radially connect or only flexible connection, thereby plug can be cooperated with the socket of multiple hole shape, hole count; Use this method need design different plug handles, during the socket broad, be not easy to realize that three-pin plug changes to two-pin plug.
Showed a kind of combined plug for power supply in the patent of invention 92101021.4, plug comprises blind plug box, patchboard, latch and is used for the device that carriage is settled latch and can be adjusted latch axial line relative position and angle by what grooved pin hole, elastic washer and packing ring constituted; Latch can translation in the grooved pin hole, rotation, and can hide in the cavity on insulating body; The adjustment of latch position is not easy to accurate control in this plug, and relative position and national standard between the latch of adjustment back are not inconsistent; By the national standard requirement, the extension elongation of latch is inequality in three-pin plug and two-pin plug, not reflection in this invention.
The universal electric power plug that proposes in the patent of invention 93118308.1, plug is made up of base, wiring and bolt mechanism, and a latch and a contact chip are fixed, and are connected with base through a pair of shell fragment, and can do translation, rotation and location therein, also can pull down from base; The plug construction of this conceptual design is comparatively complicated, plug assembling inconvenience relatively.
Described a kind of attaching plug in the patent of invention 200610054370.9, the positive pole of this plug and negative pole latch are installed in rotation in two circular holes of pedestal below, can satisfy the socket of different sizes such as straight cutting and oblique cutting; In the circular hole of ground wire utmost point latch mounting base below band rectangular channel, the bottom is connected with a pivot pin, after pivot pin turn 90 degrees, just in time is housed in the rectangular channel, can be used on the plate that two holes are only arranged.But this invention is not suitable for the unequal situation of conduction latch centreline spacing in three-pin plug and the two-pin plug; And after ground wire utmost point latch is accommodated in the rectangular channel; Between the conduction latch, because of the electromagnetic field of its generation change may disturbance current proper flow.
The utility model content
The plug handle that exists in the prior art is not general in order to overcome, latch position adjustment does not meet the national standard standard, the complicated inconvenience assembling of plug construction and ground wire utmost point latch are accommodated and can influence the mobile deficiency of normal current, and the utility model proposes a kind of single-phase universal attaching plug.
The utility model solves the technical scheme that its technical problem adopted: comprise insulating base, lower margin alignment pin, two bipod alignment pins, two tripod alignment pins, lead, five conductive electrode; Two conductive pins, lower margin pin and socket binding faces; Through conductive pin being installed in tripod pin-and-hole or the bipod pin-and-hole; And make lower margin pin and socket binding face perpendicular or parallel, realize the versatility of attaching plug.
The socket binding face of said insulating base is provided with lower margin cotter way, bipod pin-and-hole, tripod pin-and-hole; Two tripod pin-and-holes and two bipod pin-and-holes are symmetrically distributed in the both sides of lower margin cotter way; The bipod pin-and-hole can not connect between tripod pin-and-hole, bipod pin-and-hole, the lower margin cotter way between tripod pin-and-hole and lower margin cotter way each other; The median plane of lower margin cotter way is vertical with the socket binding face, overlap with the symmetry axis of socket binding face; The cross section of tripod pin-and-hole and bipod pin-and-hole is rectangular, and the cross section of lower margin cotter way is also rectangular, and the degree of depth of groove is identical with the width of lower margin pin, and the width of groove is identical with the thickness of lower margin pin; Lower margin cotter way length direction is along the symmetry axis direction of socket binding face, and runs through the side of insulating base upper limb and socket binding face outer rim adjacency, the lower margin pin revolved around the lower margin alignment pin turn 90 degrees.Conductive pin is installed in tripod pin-and-hole or the bipod pin-and-hole, and matches with the lower margin pin and to form three-pin plug or two-pin plug.The lower margin cotter way is used to install plug lower margin pin.After being installed to insulating base, when the lower margin pin was vertical with the socket binding face, the lower margin pin was fitted with the lower margin cotter way wall vertical with socket binding face symmetry axis.
The side of insulating base and socket binding face adjacency is provided with a lower margin dowel hole, and a pair of bipod dowel hole and a pair of tripod dowel hole are respectively applied for lower margin alignment pin, bipod alignment pin and tripod alignment pin are installed.The aperture of dowel hole is less than the width of plug latch.When the lower margin pin was installed in the lower margin cotter way on the plug, the axis of lower margin location hole was harmonious on the axially bored line of lower margin dowel hole and the lower margin pin.The lower margin dowel hole need run through the wide wall in both sides of lower margin cotter way, and the degree of depth does not have strict restriction.
Said conductive pin is the flat cuboid that two ends are arcuation, and wherein an end is provided with the conductive pin location hole, and conductive pin is installed in tripod pin-and-hole or the bipod pin-and-hole, matches with the lower margin pin to form three-pin plug or two-pin plug.When conductive pin was installed in the bipod pin-and-hole on the plug, the axis of conductive pin location hole was harmonious on the axially bored line of bipod dowel hole and the conductive pin.The bipod dowel hole need run through the wall of bipod pin-and-hole.When conductive pin was installed in the tripod pin-and-hole on the plug, the axis of conductive pin location hole was harmonious on the axially bored line of tripod dowel hole and the conductive pin.The tripod dowel hole need run through the wall of tripod pin-and-hole.
The lower margin alignment pin, bipod alignment pin and tripod alignment pin are insulator, its diameter of axle respectively with the lower margin dowel hole, the bipod dowel hole is identical with the tripod dowel hole, length is slightly larger than the degree of depth of corresponding dowel hole.Lower margin alignment pin, bipod alignment pin and tripod alignment pin and lower margin dowel hole, bipod dowel hole and tripod dowel hole tight fit come off to prevent alignment pin.
One end of said conductive electrode is fixed in the insulating base; Be connected with lead, the other end top of conductive electrode has the electrode slot, and central upper portion place, electrode slot two side is provided with the semicircular electrode guide hole; The electrode slot is used to install conductive pin or lower margin pin, an end in contact of groove bottom and latch.The length of electrode slot is with the width of latch, and width is with the thickness of latch, and the degree of depth is the half the of latch width.In the time of on being installed to insulating base; Two wide walls of each electrode slot are concordant with the wide wall in respective pins hole; The electrode slot is positioned at the dead astern of respective pins hole/groove on the pedestal, and the long limit of groove overlaps with the long limit of hole/groove, and the minor face of groove overlaps with the minor face of hole/groove.The electrode guide hole is a semicircle orifice, and axially bored line is positioned at the end face center of electrode slot, and vertical with the wide wall of groove, and the aperture is identical with corresponding dowel hole.The width of conductive electrode is with the width of latch, and thickness is greater than the thickness 1～2mm of latch.
Pack into the wide face of insulating base one end of conductive pin and ground pin has conductive pin location hole and lower margin location hole.During installation, bipod alignment pin or tripod alignment pin can insert the conductive pin location hole, and the lower margin alignment pin is the pin location hole insertedly.During installation, bipod alignment pin or tripod alignment pin can prevent that conductive pin from coming off after inserting the conductive pin location hole; After the lower margin alignment pin inserts the lower margin location hole, can prevent that the lower margin pin from coming off on the one hand, on the other hand, the lower margin pin can rotate around it.
If be the state of three-pin plug when plug uses, the step that is converted into two-pin plug is following:
1. the lower margin pin is revolved around the lower margin alignment pin and turn 90 degrees, make the lower margin pin parallel with the socket binding face of insulating base;
2. extract two tripod alignment pins, from the tripod pin-and-hole, extract conductive pin out, install two tripod alignment pins afterwards again;
3. extract two bipod alignment pins, will extract the conductive pin bipod pin-and-hole of packing into out, install two bipod alignment pins afterwards again, accomplish the conversion of three-pin plug to two-pin plug.
If be the state of two-pin plug when plug uses, the step that is converted into three-pin plug is following:
1. the lower margin pin is revolved around the lower margin alignment pin and turn 90 degrees, make the lower margin pin vertical, form the earth electrode of three-pin plug with the socket binding face of insulating base;
2. extract two bipod alignment pins, from the bipod pin-and-hole, extract conductive pin out, install two bipod alignment pins afterwards again;
3. extract two tripod alignment pins, will extract the conductive pin tripod pin-and-hole of packing into out, install two tripod alignment pins afterwards again, accomplish the conversion of two-pin plug to three-pin plug.
The utility model inserts the method that different pin holes, lower margin pin rotate around alignment pin through conductive pin, and the location with the latch alignment pin is realized conductive pin and lower margin pin forms three-pin plug or two-pin plug, thus the versatility of realization plug.During the conversion of plug between two-pin plug and three-pin plug, simple and reliable, easy to use; Need not when plug is produced in addition to use complicated structure, can save cost, raise the efficiency.
Description of drawings
Below in conjunction with accompanying drawing and execution mode a kind of single-phase universal attaching plug of the utility model is done further explain.
Fig. 1 is the tripod attaching plug sketch map of the utility model.
Fig. 2 is the structure chart of the insulating base assembly of the utility model.
Fig. 3 is the end view of the insulating base assembly of the utility model.
Fig. 4 is that the A of insulating base assembly of the utility model is to sketch map.
Fig. 5 is the structural representation of conductive electrode.
Fig. 6 is the sketch map of the tripod attaching plug bipod form of the utility model.
Fig. 7 is the conductive pin structure chart.
Fig. 8 is a lower margin keying composition.
Among the figure:
1. insulating base 2. lower margin alignment pins 3. bipod alignment pins 4. tripod alignment pins 5. leads 6. tripod pin-and-holes 7. bipod pin-and-holes 8. lower margin cotter ways 9. conductive electrode 10. electrode slots 11. electrode guide holes 12. conductive pins 13. lower margin pins 14. conductive pin location holes 15. lower margin location holes 16. lower margin dowel holes 17. bipod dowel holes 18. tripod dowel holes 19. socket binding faces
Embodiment
The utility model is through being installed on conductive pin 12 in tripod pin-and-hole 6 or the bipod pin-and-hole 7, and makes lower margin pin 13 and socket binding face 19 perpendicular or parallel, forming triangle plug or two-pin plug, thereby realizes versatility.
Embodiment one
In this embodiment, universal electric power plug can use on daily Three-hole socket.Like Fig. 1, shown in Figure 4, plug comprises 1, one lower margin alignment pin 2 of an insulating base, a pair of bipod alignment pin 3, a pair of tripod alignment pin 4,5, five conductive electrode 9 of lead, pair of conductive pin 12 and a lower margin pin 13.
Like Fig. 2, shown in Figure 3; Have a pair of tripod pin-and-hole 6, a pair of bipod pin-and-hole 7 and a lower margin cotter way 8 in the insulating base 1 on the socket binding face 19; Conductive pin 12 is installed in the tripod pin-and-hole 6; Lower margin pin 13 is installed in the lower margin cotter way 8 and is vertical with socket binding face 19, forms three-pin plug after installing in this way.Any latch is not installed in the bipod pin-and-hole 7.Pin-and-hole 6 and 7 is distributed in the both sides of lower margin cotter way 8 symmetrically, and the median plane of lower margin cotter way 8 and socket binding face be 19 vertical, overlap with the symmetry axis of socket binding face 19.After the relative position of tripod pin-and-hole 6 and lower margin cotter way 8 need guarantee to be installed to insulating base; When lower margin pin 13 and socket binding face 19 are vertical, lower margin pin 13 be installed on the regulation of the relative position National standard of the conductive pin 12 in the tripod pin-and-hole 6 to three-pin plug.The relative position National standard in two holes is to the regulation of two-pin plug in the bipod pin-and-hole 7.Bipod pin-and-hole 7 phenomenon that connects each other can not occur between pin-and-hole 6,7 and the lower margin cotter way 8 between tripod pin-and-hole 6 and lower margin cotter way 8.Pin-and-hole 6 and 7 cross section are all rectangular, and the width in hole and length National standard are to the regulation of pin hole.The cross section of lower margin cotter way 8 is also rectangular, and the degree of depth of groove 8 is with the width of lower margin pin 13, and the width of groove 8 is with the thickness of lower margin pin 13; Groove 8 length directions are along the symmetry axis direction of socket binding face 19, and run through in the insulating base 1 side with socket binding face 19 adjacency, lower margin pin 13 is revolved around lower margin alignment pin 2 turn 90 degrees.After being installed to insulating base, when lower margin pin 13 and socket binding face 19 were vertical, the wall vertical with socket binding face 19 symmetry axis fitted in lower margin pin 13 and the lower margin cotter way 8.
As shown in Figure 4, the side with socket binding face 19 adjacency in the insulating base 1 has a lower margin dowel hole 16, and a pair of bipod dowel hole 17 and a pair of tripod dowel hole 18 are respectively applied for and lower margin alignment pin 2 are installed, bipod alignment pin 3 and tripod alignment pin 4. Dowel hole 16,17 and 18 aperture are less than the width of plug latch, and concrete size does not have strict restriction.When lower margin pin 13 is installed in the lower margin cotter way 8 on the plug, the dead in line of lower margin location hole 15 on the axially bored line of lower margin dowel hole 16 and the lower margin pin 13.Dowel hole 16 need run through two wide walls of lower margin cotter way 8, and the degree of depth does not have strict restriction.When conductive pin 12 was installed in the tripod pin-and-hole 6 on the plug, the axis of conductive pin location hole 14 was harmonious on the axially bored line of tripod dowel hole 18 and the conductive pin 12.Dowel hole 18 need run through two wide walls of tripod pin-and-hole 6, and the degree of depth does not have strict restriction.
Lower margin alignment pin 2, bipod alignment pin 3 is an insulator with tripod alignment pin 4, its diameter of axle respectively with lower margin dowel hole 16, bipod dowel hole 17 is identical with tripod dowel hole 18, length is slightly larger than the degree of depth of corresponding dowel hole.Alignment pin 2,3,4 produces certain coordinate force when cooperating with corresponding dowel hole 16,17,18, comes off to prevent alignment pin.
As shown in Figure 5, an end of conductive electrode 9 is fixed in the insulating base 1 medial surface with socket binding face 19 opposite faces, and links to each other with corresponding lead 5.The other end of conductive electrode 9 has an electrode slot 10 and an electrode guide hole 11.Electrode slot 10 is used to install conductive pin 12 or lower margin pin 13, an end in contact of groove bottom and latch.The length of electrode slot 10 is with the width of latch, and width is with the thickness of latch, and the degree of depth is the half the of latch width.When being installed to 1 last time of insulating base; Two wide walls of each electrode slot 10 are concordant with the wide wall of pin-and-hole 6,7; And just the looking of socket binding face 19 from the pedestal 1 towards opposite side, electrode slot 10 is positioned at the dead astern of pin-and-hole 6 and 7 on the pedestal 1, lower margin cotter way 8, and the long limit of groove 10 overlaps with the long limit of hole 6 and 7, groove 8; The minor face of the minor face of groove 10 and 6 and 7, groove 8 overlaps, and is as shown in Figure 3.Electrode guide hole 11 is a semicircle orifice, and axially bored line is positioned at the end face center of electrode slot 10, and vertical with the wide wall of electrode slot 10, and the aperture is identical with corresponding dowel hole.Conductive electrode 9 stiff ends satisfy to the distance of the other end simultaneously: when 1) conductive pin 12 was installed in the electrode slot 10 through tripod pin-and-hole 6, conductive pin 12 stretched out the regulation of the length National standard of insulating base 1 part to three-pin plug conductive pin extension elongation; When 2) conductive pin 12 was installed in the electrode slot 10 through tripod pin-and-hole 7, conductive pin 12 stretched out the regulation of the length National standard of insulating base 1 part to three-pin plug conductive pin extension elongation; 3) lower margin pin 13 is installed in the electrode slot 10 through lower margin cotter way 8 and when vertical with socket binding face 19, and lower margin pin 13 stretches out in the length National standard of insulating base 1 part the regulation to three-pin plug lower margin pin extension elongation.The width of conductive electrode 9 is with the width of latch, and thickness is greater than the thickness 1～2mm of latch.
Like Fig. 7, shown in Figure 8, pack into the wide face of insulating base 1 one ends of conductive pin 12 and lower margin pin 13 has conductive pin location hole 14 and lower margin location hole 15.During installation, tripod alignment pin 4 can insert conductive pin location hole 14, and lower margin alignment pin 2 is pin location hole 15 insertedly.During installation, after alignment pin 4 inserts conductive pin location hole 14, can prevent that conductive pin 12 from coming off; After alignment pin 2 inserts lower margin location hole 15, can prevent that lower margin pin 13 from coming off on the one hand, on the other hand, lower margin pin 13 can rotate around it.
If be the state of embodiment two described two-pin plugs when plug uses, the step that is converted into three-pin plug is following:
1. lower margin pin 13 is revolved around lower margin alignment pin 2 and turn 90 degrees, make lower margin pin 13 vertical, form the earth electrode of three-pin plug with socket binding face 19;
2. extract two bipod alignment pins 3, from bipod pin-and-hole 7, extract conductive pin 12 out, install two bipod alignment pins 3 afterwards again;
3. extract two tripod alignment pins 4, will extract the conductive pin 12 tripod pin-and-hole 6 of packing into out, install two tripod alignment pins 4 afterwards again, accomplish the conversion of two-pin plug to three-pin plug.
Embodiment two
In this embodiment, universal electric power plug can use on daily two spring hole scokets.Like Fig. 1, shown in Figure 4, plug comprises 1, one lower margin alignment pin 2 of a plug insulating base, a pair of bipod alignment pin 3, a pair of tripod alignment pin 4,5, five conductive electrode 9 of lead, pair of conductive pin 12 and a lower margin pin 13.
Like Fig. 2, shown in Figure 3; Have a pair of tripod pin-and-hole 6, a pair of bipod pin-and-hole 7 and a lower margin cotter way 8 in the insulating base 1 on the socket binding face 19; Conductive pin 12 is installed in the tripod pin-and-hole 7; Lower margin pin 13 is installed in the lower margin cotter way 8 and is parallel with socket binding face 19, forms two-pin plug such as Fig. 6 after installing in this way.Any latch is not installed in the tripod pin-and-hole 6.Pin-and-hole 6 and 7 is distributed in the both sides of lower margin cotter way 8 symmetrically, and the median plane of lower margin cotter way 8 and socket binding face be 19 vertical, overlap with the symmetry axis of socket binding face 19.After the relative position of tripod pin-and-hole 6 and lower margin cotter way 8 need guarantee to be installed to insulating base; When lower margin pin 13 and socket binding face 19 are vertical, lower margin pin 13 be installed on the regulation of the relative position National standard of the conductive pin 12 in the tripod pin-and-hole 6 to three-pin plug.The relative position National standard in two holes is to the regulation of two-pin plug in the tripod pin-and-hole 7.Tripod pin-and-hole 7 phenomenon that connects each other can not occur between pin-and-hole 6,7 and the lower margin cotter way 8 between tripod pin-and-hole 6 and lower margin cotter way 8.Pin-and-hole 6 and 7 cross section are all rectangular, and the width in hole and length National standard are to the regulation of pin hole.The cross section of lower margin cotter way 8 is also rectangular, and the degree of depth of groove 8 is with the width of lower margin pin 13, and the width of groove 8 is with the thickness of lower margin pin 13; Groove 8 length directions are along the symmetry axis direction of socket binding face 19, and run through in the insulating base 1 side with socket binding face 19 adjacency, lower margin pin 13 is revolved around lower margin alignment pin 2 turn 90 degrees.After being installed to insulating base, when lower margin pin 13 and socket binding face 19 were vertical, the wall vertical with socket binding face 19 symmetry axis fitted in lower margin pin 13 and the lower margin cotter way 8.
As shown in Figure 4, the side with socket binding face 19 adjacency in the insulating base 1 has a lower margin dowel hole 16, and a pair of bipod dowel hole 17 and a pair of tripod dowel hole 18 are respectively applied for and lower margin alignment pin 2 are installed, bipod alignment pin 3 and tripod alignment pin 4.Dowel hole 16,17 and 18 aperture are less than the width of plug latch, and concrete size does not have strict restriction.When lower margin pin 13 was installed in the lower margin cotter way 8 on the plug, the axis of lower margin location hole 15 was harmonious on the axially bored line of lower margin dowel hole 16 and the lower margin pin 13.Dowel hole 16 need run through two wide walls of lower margin cotter way 8, and the degree of depth does not have strict restriction.When conductive pin 12 was installed in the bipod pin-and-hole 7 on the plug, the axis of conductive pin location hole 14 was harmonious on the axially bored line of bipod dowel hole 17 and the conductive pin 12.Dowel hole 17 need run through two wide walls of tripod pin-and-hole 7, and the degree of depth does not have strict restriction.When conductive pin 12 was installed in the tripod pin-and-hole 6 on the plug, the axis of conductive pin location hole 14 was harmonious on the axially bored line of tripod dowel hole 18 and the conductive pin 12.Dowel hole 18 need run through two wide walls of tripod pin-and-hole 6, and the degree of depth does not have strict restriction.
Lower margin alignment pin 2, bipod alignment pin 3 is an insulator with tripod alignment pin 4, its diameter of axle respectively with lower margin dowel hole 16, bipod dowel hole 17 is identical with tripod dowel hole 18, length is slightly larger than the degree of depth of corresponding dowel hole.Alignment pin 2,3,4 produces certain coordinate force when cooperating with corresponding dowel hole 16,17,18, comes off to prevent alignment pin.
As shown in Figure 5, an end of conductive electrode 9 is fixed in the insulating base 1 medial surface with socket binding face 19 opposite faces, and links to each other with corresponding lead 5.The other end of conductive electrode 9 has an electrode slot 10 and an electrode guide hole 11.Electrode slot 10 is used to install conductive pin 12 or lower margin pin 13, an end in contact of groove bottom and latch.The length of electrode slot 10 is with the width of latch, and width is with the thickness of latch, and the degree of depth is the half the of latch width.When being installed to 1 last time of insulating base; Two wide walls of each electrode slot 10 are concordant with the wide wall of pin-and-hole 6,7; And socket binding face 19 just looks towards opposite side from the pedestal 1; Electrode slot 10 is positioned at the dead astern of pin-and-hole 6 and 7 on the pedestal 1, lower margin cotter way 8, and the long limit of groove 10 overlaps with the long limit of hole 6 and 7, groove 8, and the minor face of the minor face of groove 10 and 6 and 7, groove 8 overlaps.Electrode guide hole 11 is a semicircle orifice, and axially bored line is positioned at the end face center of electrode slot 10, and vertical with the wide wall of electrode slot 10, and the aperture is identical with corresponding dowel hole.Conductive electrode 9 stiff ends satisfy to the distance of the other end simultaneously: when 1) conductive pin 12 was installed in the electrode slot 10 through tripod pin-and-hole 6, conductive pin 12 stretched out the regulation of the length National standard of insulating base 1 part to three-pin plug conductive pin extension elongation; When 2) conductive pin 12 was installed in the electrode slot 10 through tripod pin-and-hole 7, conductive pin 12 stretched out the regulation of the length National standard of insulating base 1 part to three-pin plug conductive pin extension elongation; 3) lower margin pin 13 is installed in the electrode slot 10 through lower margin cotter way 8 and when vertical with socket binding face 19, and lower margin pin 13 stretches out in the length National standard of insulating base 1 part the regulation to three-pin plug lower margin pin extension elongation.The width of conductive electrode 9 is with the width of latch, and thickness is greater than the thickness 1～2mm of latch.
Like Fig. 7, shown in Figure 8, pack into the wide face of insulating base 1 one ends of conductive pin 12 and lower margin pin 13 has conductive pin location hole 14 and lower margin location hole 15.During installation, tripod alignment pin 4 can insert conductive pin location hole 14, and lower margin alignment pin 2 is pin location hole 15 insertedly.During installation, after alignment pin 4 inserts conductive pin location hole 14, can prevent that conductive pin 12 from coming off; After alignment pin 2 inserts lower margin location hole 15, can prevent that lower margin pin 13 from coming off on the one hand, on the other hand, lower margin pin 13 can rotate around it.
If plug is embodiment one described three-pin plug state when using, the step that is converted into two-pin plug is following:
1. lower margin pin 13 is revolved around lower margin alignment pin 2 and turn 90 degrees, make lower margin pin 13 parallel with socket binding face 19;
2. extract two tripod alignment pins 4, from tripod pin-and-hole 6, extract conductive pin 12 out, install two tripod alignment pins 4 afterwards again;
3. extract two bipod alignment pins 3, will extract the conductive pin 12 bipod pin-and-hole 7 of packing into out, install two bipod alignment pins 3 afterwards again, accomplish the conversion of three-pin plug to two-pin plug.
Claims (3)
1. single-phase universal attaching plug; It is characterized in that comprising insulating base, lower margin alignment pin, bipod alignment pin, tripod alignment pin, lead, conductive electrode, conductive pin, lower margin pin, socket binding face; The socket binding face of said insulating base is provided with lower margin cotter way, bipod pin-and-hole, tripod pin-and-hole; Two tripod pin-and-holes and two bipod pin-and-holes are symmetricly set on the both sides of lower margin cotter way; The bipod pin-and-hole can not connect between tripod pin-and-hole, bipod pin-and-hole, the lower margin cotter way between tripod pin-and-hole and lower margin cotter way each other; The median plane of lower margin cotter way is vertical with the socket binding face, overlap with the symmetry axis of socket binding face; Lower margin cotter way length direction is along the symmetry axis direction of socket binding face, and runs through the side of insulating base upper limb and socket binding face outer rim adjacency, and the lower margin pin is around rotatable 90 degree of lower margin alignment pin; The side of insulating base and socket binding face adjacency is provided with a lower margin dowel hole; Two bipod dowel holes and two tripod dowel holes; Lower margin alignment pin, bipod alignment pin and tripod alignment pin are installed respectively, and the aperture of dowel hole is less than the width of plug latch.
2. single-phase universal attaching plug according to claim 1; It is characterized in that: said conductive pin is the flat cuboid that two ends are arcuation; Wherein an end is provided with the conductive pin location hole, and conductive pin is installed in tripod pin-and-hole or the bipod pin-and-hole, matches with the lower margin pin to form three-pin plug or two-pin plug.
3. single-phase universal attaching plug according to claim 1 is characterized in that: an end of said conductive electrode is fixed in the insulating base, is connected with lead; The other end top of conductive electrode has the electrode slot; Central upper portion place, electrode slot two side is provided with the semicircular electrode guide hole, and the length of electrode slot is identical with the width of latch, and width is identical with the thickness of latch; The degree of depth is the half the of latch width, and thickness is greater than the thickness 1～2mm of latch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205147964U CN202352964U (en) | 2011-12-10 | 2011-12-10 | Single-phase universal power supply plug |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205147964U CN202352964U (en) | 2011-12-10 | 2011-12-10 | Single-phase universal power supply plug |
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| CN202352964U true CN202352964U (en) | 2012-07-25 |
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| CN2011205147964U Expired - Fee Related CN202352964U (en) | 2011-12-10 | 2011-12-10 | Single-phase universal power supply plug |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102412483A (en) * | 2011-12-10 | 2012-04-11 | 西北工业大学 | Single-phase universal power supply plug |
| CN107181148A (en) * | 2017-01-07 | 2017-09-19 | 王建业 | Two holes of any conversion and the changeable plug in three holes |
-
2011
- 2011-12-10 CN CN2011205147964U patent/CN202352964U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102412483A (en) * | 2011-12-10 | 2012-04-11 | 西北工业大学 | Single-phase universal power supply plug |
| CN107181148A (en) * | 2017-01-07 | 2017-09-19 | 王建业 | Two holes of any conversion and the changeable plug in three holes |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120725 Termination date: 20141210 |
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