CN103151632B - Folding plug and compact power adapter - Google Patents

Folding plug and compact power adapter Download PDF

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Publication number
CN103151632B
CN103151632B CN201310055357.5A CN201310055357A CN103151632B CN 103151632 B CN103151632 B CN 103151632B CN 201310055357 A CN201310055357 A CN 201310055357A CN 103151632 B CN103151632 B CN 103151632B
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China
Prior art keywords
pole
sleeve
latch
plug
block
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CN201310055357.5A
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CN103151632A (en
Inventor
程敏权
万福
吕小兵
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ZHEJIANG DELIXI INTERNATIONAL ELECTRICAL CO Ltd
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ZHEJIANG DELIXI INTERNATIONAL ELECTRICAL CO Ltd
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Priority to CN201310055357.5A priority Critical patent/CN103151632B/en
Publication of CN103151632A publication Critical patent/CN103151632A/en
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Abstract

The invention relates to a folding plug and a compact power adapter. The folding plug comprises a flat shell body, a three-phase electrode and a power cord; the pole E, the pole L and the pole N in the three-phase electrode are lined on one narrow surface of the flat shell body; the lining direction of the poles E, L and N is consistent with the length direction of the narrow surface; and the pole L is inclined to the pole E and is symmetric with the pole N. The compact power adapter comprises a shell body, and a three-phase plug and a plurality of rows of jacks which are positioned on the shell body; corresponding electrode plug bushes are arranged in the jacks; each row of jacks is formed by lining pole E jacks, pole L jacks and pole N jacks; the pole L jacks are inclined to the pole E jacks and are symmetric with the pole N jacks; and the three-phase plug is electrically connected with all electrode plug bushes. According to the folding plug and the compact power adapter, the structure is compact, the size is small, a lot of space is saved, and a plurality of jacks are realized through the limited size. When being unfolded, the folding plug can be plugged with a national standard socket; and when being folded, the folding plug is not only convenient to store but also is plugged with the power adapter, so that the use is very convenient and flexible.

Description

Collapsible plug and compact power adapter
Technical field
The present invention relates to a kind of connector equipment connecting power supply and power consumption equipment, particularly relate to a kind of compact, compact conformation, collapsible plug easy to use and compact power adapter.
Background technology
Attaching plug has 3-phase plug and two-pin plug two kinds, but considers safety utilization of electric power, and general recommendations uses 3-phase plug.Three electrodes on current 3-phase plug, are generally all scattered in isosceles triangle by Standard, and E pole is positioned at the drift angle place of isosceles triangle, and L pole and N pole are each positioned at two base angles place of isosceles triangle.This 3-phase plug is by the restriction of three electrode lay-outs; a hand grip portion must be had again simultaneously; so there is a larger housing; cause plug to take up space comparatively large, be not easy to the storage of the electrical equipment with this attaching plug on the one hand, on the other hand; when there being multiple such attaching plug to need to be inserted on same socket or wall socket; can be crowded, occur though often have the phenomenon having socket aperture cannot insert attaching plug in socket or wall socket, bring a lot of inconvenience to use.
Power supply transfer equipment has multiple, common are terminal block (also crying socket) and adapter, all with plug and multiple socket aperture, plug on terminal block is connected with power line, be with socket aperture many, adapter directly installs plug, the not outer power line dragged, adapter is generally in square, patch the area that area only surrounds than a three-phase socket hole slightly larger, due to small volume, socket aperture distributes again routinely, therefore its with socket aperture very limited, general only with a two-phase socket aperture and a three-phase socket hole, can only realize becoming two by one, it is still very inconvenient to use.
Summary of the invention
The present invention mainly solves original three-phase power plug and takes up space comparatively large, is not easy to the technical problem of receiving with the electrical equipment of this attaching plug; There is provided a kind of collapsible plug, it greatly reduces plug volume under the prerequisite maintaining hand grip portion, is convenient to receive the electrical equipment with this collapsible plug.
The present invention solves original multiple three-phase power plug when being inserted on same socket or wall socket simultaneously, can be crowded, though often have has socket aperture but the phenomenon cannot inserting attaching plug occurs, to using the technical problem bringing a lot of inconvenience in socket or wall socket; A kind of collapsible plug is provided, which greatly reduces the width of plug casing, spatially cause mutual interference when effectively avoiding multiple collapsible plug to be inserted on same socket, use convenient.
Another object of the present invention is to provide a kind of collapsible plug, and it is deployable and folding, and compact time folding, can patch private jack or power source special adapter, can patch any socket and power supply transfer seat that meet GB, use very flexible after expansion.
The socket aperture that the present invention also solves on original power supply adapter is very limited, and translation function is not strong, uses still very inconvenient technical problem; There is provided a kind of compact power adapter, its compact, very saves space, with more than three socket apertures, realizes becoming many by one, bring a lot of convenience to electricity consumption with limited volume.
Above-mentioned technical problem of the present invention is mainly solved by following technical proposals: collapsible plug of the present invention, comprise plug body and the three-phase electrode be located on plug body and to be located on plug body and the power line be connected with this three-phase electrode, described plug body is shallow shell, E pole in described three-phase electrode, L pole and N pole are arranged in a row and are located on a leptoprosopy of shallow shell, E pole, L pole and the orientation of N pole and the length direction of this leptoprosopy consistent, L pole perpendicular to or favour E pole, L pole and N are extremely symmetrical.E pole, L pole and N pole are pressed straight line distribution, E pole, L pole and N pole are positioned on straight line, thus make plug body make flat pattern, greatly reduce width compared with traditional 3-phase plug, institute takes up space very little, is convenient to receive the electrical equipment with this collapsible plug.In addition, Aided design wall socket, socket or power supply transfer seat, it there are a lot of three-phase socket holes E pole jack, L pole jack and N pole jack are arranged in a row, so when there being a lot of collapsible plugs of the present invention to be plugged on these socket apertures, volume shared when greatly reducing grafting, mutual interference is spatially caused when effectively avoiding multiple attaching plug to be inserted on same socket, use convenient, and for socket and power supply transfer seat, limited volume can arrange more socket aperture, the needs of more multiple-purpose electric appliance can be met.
As preferably, described leptoprosopy is provided with a cavity, be provided with a spill spin block in cavity, spill spin block comprises block and is connected in the rotating shaft at the block back side, and block is arranged in described cavity, the axle sleeve vertical with described leptoprosopy is provided with after cavity, rotating shaft is actively installed in axle sleeve, and block fills and leads up cavity, and end face and the leptoprosopy of block flush, L pole in described three-phase electrode and N pole are located on described block, pass with the power line that N is extremely connected with L pole from rotating shaft.Rotating shaft can rotate in axle sleeve, by arranging locating part in axle sleeve, rotating shaft periphery arranges stopper slot, the direction of rotation of rotating shaft can be limited, after guaranteeing that user rotates spill spin block 90 degree, block is vertical with leptoprosopy, and the L pole on block and the N pole E pole certainly and on leptoprosopy is by the distribution of GB three-phase electrode.Make collapsible plug of the present invention, both can patch private jack or power source special adapter, any socket and power supply transfer seat that meet GB can be patched again, use very flexible.
As preferably, described shallow shell is covered by the left side and cover buckle conjunction in the right side forms, the top of left side lid and right side lid is respectively provided with half central shaft, central shaft is provided with external screw thread, the bottom of left side lid and right side lid is respectively provided with half hollow circular cylinder, form hollow circular cylinder and central shaft after left side lid and right side cover buckle synthesis shallow shell, hollow circular cylinder is with central axis and axis is parallel with described leptoprosopy; The left side of described shallow shell and right side are respectively equipped with left wing and right flank, described left wing and right flank are equipped with locating ring and lower locating ring, upper locating ring is enclosed within described central shaft, the top of central shaft has been threaded nut, the bottom of hollow circular cylinder is close to by lower locating ring, described power line through lower locating ring and hollow circular cylinder, the sheath outside power line and lower locating ring and hollow circular cylinder clamping.Shallow shell is covered by the left side and right side cover buckle is closed, easy accessibility, is convenient to maintenance.When stirring left wing and right flank, upper positioning surrounding central shaft rotates, and the sheath outside lower positioning surrounding power line rotates, and the sheath outside nut and power line is fixed in top and the bottom of shallow shell respectively, sound construction.During expansion, by spill spin block 90-degree rotation, now L pole and N pole and E pole are by the distribution of GB three-phase electrode, then left wing and right flank is stirred, them are made to rotate around central shaft and hollow circular cylinder, slowly away from shallow shell, forward to always and flush with block, leptoprosopy, left wing, right flank and the leptoprosopy of shallow shell, the end face of block are combined into one and complete patch plane, user can hold shallow shell and carry out grafting, and now this collapsible plug can implement grafting with GB wall socket, socket and power supply changeover device.Time folding, pack up left wing and right flank, them are made to rotate around central shaft and hollow circular cylinder and be close to the left and right side of shallow shell, then by spill spin block opposite spin 90 degree, block is just in time snapped in the cavity of leptoprosopy, E pole, L pole and N pole are positioned on straight line, and now whole collapsible plug is flat.Collapsible plug of the present invention, it is deployable and folding, and compact time folding, can patch private jack or power source special adapter, is also convenient to storage, can patches any socket and power supply transfer seat that meet GB, use very flexible after expansion.
As preferably, described left wing and right flank are all connected with a hook solid shell fragment, and hook solid shell fragment is positioned at the top of described upper locating ring, and the hook part of hook solid shell fragment is enclosed within described central shaft.Need to overcome certain elastic force when launching left wing and right flank, more laborsaving under the effect of elastic force time folding, when guaranteeing folding, left wing and right flank fit tightly with shallow shell, not easily depart from shallow shell, compact conformation and stable connection, are convenient to receive.
As preferably, described left side lid and the right side cover and are equipped with a groove, and two grooves are symmetrical, and described left wing and right flank are equipped with location notch, and formation locating convex block, locating convex block and described groove match are protruded towards described groove in the bottom of location notch.When the collapsible plug of the present invention is deployed condition, the groove on shallow shell is convenient to user and is held; During for folded state, locating convex block in left wing and right flank just in time embeds in the groove of shallow shell, at this moment the location notch in left wing and right flank is convenient to user and is held, and left wing and right flank and shallow shell can be fitted tightly more, left wing can not be separated from shallow shell automatically easily with right flank, compact conformation and stable connection.
As preferably, the both sides of described block are provided with dop, the side that described left wing, right flank and shallow shell are connected is equipped with the first breach and the second breach, first breach is near described upper locating ring, second breach is near described lower locating ring, first breach and leptoprosopy match, and the second breach and block match, and are provided with the bayonet socket with described dop coupling in the second breach.After left wing and right flank are launched, block is just in time stuck in the space that two the second breach surround, two dops on block are just in time stuck in the bayonet socket in the second breach of left wing, right flank, leptoprosopy is just in time stuck in the space that two the first breach surround, make spill spin block and left wing, right flank connection more firm, guarantee that left wing, right flank and the leptoprosopy of shallow shell, the end face of block are combined into one and complete patch plane, there is good globality, more stable and firmly during grafting GB socket aperture.
As preferably, described leptoprosopy is a plane, and other leptoprosopy of described shallow shell connect into a cambered surface smoothly transitted, and cambered surface is embedded with an indicator light, indicator light is connected with described power line by wire.After collapsible plug inserts wall socket or socket or power supply changeover device, if normally obtain electric energy from these equipment, then indicator light is bright, otherwise then indicator light does not work.Indicator light is arranged in cambered surface, is convenient to the light on and off that user clearly can see indicator light.
Compact power adapter of the present invention, comprise housing and be located at the 3-phase plug on housing, described housing is provided with many sockets hole, every socket hole is successively by E pole jack, L pole jack and the arrangement of N pole jack form, L pole jack perpendicular to or favour E pole jack and arrange, L pole jack and N pole jack symmetrical, multi-electrode sleeve is provided with in described housing, often arrange Electrode sleeve successively by E pole sleeve, L pole sleeve and the arrangement of N pole sleeve form, E pole sleeve, L pole sleeve and N pole sleeve respectively with E pole jack, L pole jack is corresponding with the position of N pole jack, E pole latch in described 3-phase plug, L pole latch and N pole latch respectively with described E pole sleeve, L pole sleeve and the electrical connection of N pole sleeve.Because E pole jack, L pole jack and N pole jack are arranged in a row, three-phase jack is anomaly set, therefore the such jack of many rows can be set on the limited volume of housing, realize becoming many by one.But the jack of arrangement is like this only suitable for patching the plug matched specially, the shell of this plug need be flat, the electrode latch be arranged on shell leptoprosopy is arranged in a row by E pole, L pole and N pole, collapsible plug of the present invention just can mate with compact power adapter of the present invention and uses, pluggable multiple collapsible plug of the present invention in compact power adapter of the present invention, very save space, can be multiple electrical appliance simultaneously and power, very easy to use.
As preferably, be provided with the sleeve roll-over protective structure being separated into multiple installation lattice in described housing, the E pole sleeve in described multi-electrode sleeve, L pole sleeve and N pole sleeve are arranged on correspondingly to be installed in lattice.Electrode sleeve is easy for installation, is spaced from each other again, and insulation is reliable, guarantees Electrical Safety.
As preferably; described sleeve roll-over protective structure is provided with sleeve roll-over protective structure cover; sleeve roll-over protective structure cover is connected by multiple sleeve protective sleeve and forms; sleeve protective sleeve is inserted in described installation lattice correspondingly, and described sleeve roll-over protective structure cover covers described E pole sleeve, L pole sleeve and N pole sleeve.By sleeve protective sleeve and the clamping of installing lattice, sleeve is fixed on and installs in lattice, not only convenient but also firm.The plug of electrical appliance is plugged in sleeve through sleeve protective sleeve, guarantees that electricity consumption is safer.
As preferably, latch mounting blocks is provided with in described housing, latch mounting blocks is provided with a fixing hole and three latch installing holes, three latch mounting hole site are in the periphery of fixing hole, E pole latch in described 3-phase plug, the tail end of L pole latch and N pole latch is all connected with conductive link, conductive link and E pole latch, the junction of L pole latch and N pole latch is equipped with connecting hole, connecting hole is corresponding with described fixing hole, described E pole latch, L pole latch and N pole latch are located in three latch installing holes respectively, E pole latch, L pole latch and N pole latch are all connected with described latch mounting blocks by being screwed into screw in connecting hole with fixing hole, E pole latch, conductive link on L pole latch and N pole latch respectively with described E pole sleeve, L pole sleeve is connected with N pole sleeve.Sleeve afterbody has pin to stretch out sleeve roll-over protective structure to be connected with the conductive link be positioned at after sleeve roll-over protective structure again, conductive link on E pole latch, L pole latch and N pole latch needs bendable to be converted into difformity according to position, easy for installation, be connected firmly, guarantee there is reliable conductivity.
As preferably, described 3-phase plug is located at the bottom surface of housing, and housing has individual L connected in star, the side of housing is L-shaped, and described many sockets hole is located on the sidewall of L connected in star.Also can setting-in indicator light and USB interface on housing, be provided with the USB transit line plate be connected with USB interface in housing, USB transit line plate, indicator light are connected with 3-phase plug respectively.Convenient during the plug of grafting electrical appliance, the Platode plug of multiple coupling is inserted into after in many sockets hole, just in time be arranged in L connected in star, a block structure is formed with power supply transfer seat housing, more volume can not be taken, make full use of space, very save space, avoid the plug plugged to cause interference spatially to other contiguous plug or other object.During use, the plug on this power supply transfer seat is inserted on wall socket, if receive electric energy smoothly from wall socket, then indicator light is bright, otherwise indicator light goes out.What this power supply transfer seat can realize power plug bore becomes many by one, again can grafting USB interface, makes the electrical equipment with USB charging inlet realize charging by it, diverse in function, easy to use.
The invention has the beneficial effects as follows: collapsible plug of the present invention is collapsible and launch.Time folding, L pole and N pole and E pole are arranged in a row, left wing and right flank are close to shallow shell, reach the object that shared volume is very little, very save space, be convenient to receive the electrical equipment with this collapsible plug, when effectively avoiding multiple collapsible plug to be inserted on same socket, spatially cause mutual interference; During expansion, L pole and N pole and E pole distributes by GB three-phase electrode, and left wing, right flank and the leptoprosopy of shallow shell, the end face of spill spin block are combined into one and complete patch plane, and the grafting of socket more firmly and reliably.When collapsible plug of the present invention launches can with the grafting of GB socket, time folding can with compact power adapter grafting of the present invention, use very flexible.Compact power adapter of the present invention, not charged line, be directly inserted on wall socket or other socket, structure is ingenious, compact, take up space few, very save space, realize socket aperture with limited volume and become many by one, be convenient to the multiple special Platode plug of grafting, as collapsible plug of the present invention, can power for multiple electrical appliance, electricity consumption is convenient simultaneously.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of one of the collapsible plug of the present invention.
Fig. 2 is a kind of side-looking structural representation of the collapsible plug of the present invention.
Fig. 3 is the main TV structure schematic diagram of the postrotational one of spill spin block of the collapsible plug of the present invention.
Fig. 4 is a kind of perspective view after the left wing of the collapsible plug of the present invention and right flank are launched.
Fig. 5 is a kind of stereo decomposing structural representation of the collapsible plug of the present invention.
Fig. 6 is a kind of perspective view of compact power adapter of the present invention.
Fig. 7 is the main TV structure schematic diagram of one of compact power adapter of the present invention.
Fig. 8 is the right TV structure schematic diagram of one of compact power adapter of the present invention.
Fig. 9 is a kind of stereo decomposing structural representation of compact power adapter of the present invention.
Figure 10 is a kind of using state schematic diagram of compact power adapter of the present invention.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is described in further detail.
Embodiment: the collapsible plug of the present embodiment, as shown in Figure 4, Figure 5, the power line 316 comprising shallow shell 31, left wing 38, right flank 39, spill spin block 36, three-phase electrode and be connected with three-phase electrode.Shallow shell 31 covers 312 fastenings by left side lid 311 and the right side and forms, and a leptoprosopy 32 of the shallow shell be buckled into is a plane, and other leptoprosopy connects into a cambered surface smoothly transitted 326.E pole 33 in three-phase electrode is arranged on the leptoprosopy 32 of shallow shell 31, this leptoprosopy 32 there is individual cavity, the axle sleeve 322 vertical with leptoprosopy 32 is connected with after cavity, spill spin block 36 is arranged in this cavity, spill spin block 36 comprises block 361 and is connected in the rotating shaft 362 at block 361 back side, rotating shaft 362 activity is loaded in axle sleeve 322, block 361 is arranged in cavity, end face and the leptoprosopy of block flush, all there is a dop 363 both sides of block 361, L pole 34 in three-phase electrode and N pole 35 are arranged on block 361, the power line be connected with N pole 35 with L pole 34 passes from rotating shaft 362.During folded state, as shown in Figure 1, E pole 33, L pole 34 and N pole 35 are arranged point-blank, and E pole 33, L pole 34 are consistent with the length direction of leptoprosopy 32 with the orientation of N pole 35, and L pole and N extremely all favour E pole and arrange, and L pole and N are symmetrical extremely mutually.As shown in Figure 5, the top of left side lid 311 and right side lid 312 is respectively connected with half central shaft 37, central shaft 37 has external screw thread, the bottom of left side lid 311 and right side lid 312 is respectively connected with half hollow circular cylinder 310, left side lid and right side cover buckle close the complete hollow circular cylinder 310 of rear composition one and central shaft 37, coaxially, the setting direction of central shaft 37 is consistent with the length direction of leptoprosopy 32 for hollow circular cylinder 310 and central shaft 37.Shallow shell 31 has been rotatably connected left wing 38 and right flank 39, and left wing 38 and right flank 39 lay respectively at left side and the right side of shallow shell 31.Left wing 38 and right flank 39 all there are upper locating ring 313 and lower locating ring 314 and a hook solid shell fragment 321, hook solid shell fragment 321 is positioned at the top of locating ring, the hook part of upper locating ring 313 and hook solid shell fragment 321 is enclosed within central shaft 37, the top of central shaft 37 has been threaded nut 315, the bottom of hollow circular cylinder 310 is close to by lower locating ring 314, power line 316 passes lower locating ring 314 and hollow circular cylinder 310, the sheath 317 outside power line 316 and lower locating ring 314 and hollow circular cylinder 310 clamping.Left side lid 311 and right side lid 312 wide there is an ear groove 318, two grooves are symmetrical, left wing 38 and right flank 39 all there is ear location notch 319, the back side of location notch 319 is protruded towards groove 318 and is formed locating convex block 320, locating convex block 320 and groove 318 match, and during folded state, locating convex block snaps in a groove.The edge of left wing 38 and right flank 39 to be also connected with arc-shaped side by straight flange and to form, edge shape is similar with shallow shell, the straight flange of left wing 38, right flank 39 all there is the first breach 323 and the second breach 324, two breach are between upper and lower locating ring, and the first breach 323 is near upper locating ring 313, second breach 324 is near lower locating ring 314, as shown in Figure 2, Figure 4 shows, first breach and leptoprosopy 32 match, second breach and block 361 match, and the bayonet socket 325 of dop 363 coupling on and block 361 is arranged at the bottom of the second breach 324.The cambered surface 326 of shallow shell is embedded with an indicator light 327, indicator light 327 is connected with power line 316 by resistance, wire.
Above-mentioned collapsible plug is when original folded state, and as shown in Figure 1, point-blank, left wing and right flank are in rounding state, are close to the left and right side of shallow shell for E pole, L pole and N pole row.When needing to launch to use, spill spin block is rotated 90 degree, as shown in Figure 3, now spill spin block and E are extremely vertical, L pole and N pole and E pole are by the distribution of GB three-phase electrode, then left wing and right flank is stirred, overcome the elastic force of hook solid shell fragment, make, lower positioning surrounding central shaft and sheath rotate, flush until left wing and right flank turn to spill spin block, left wing, the leptoprosopy of right flank and shallow shell, the end face of spill spin block is combined into one and complete patches plane, the concave part that user can hold shallow shell carries out grafting, now this collapsible plug can with GB wall socket, socket and power supply changeover device implement grafting.When needing folding gathering in, stir left wing and right flank gently, under the elastic force effect of hook solid shell fragment, left wing and right flank can be close to the left and right side of shallow shell rapidly, then by spill spin block opposite spin 90 degree, the block of spill spin block is just in time snapped in the cavity of leptoprosopy, E pole, L pole and N pole are positioned on straight line, be returned to original folded state, now whole collapsible plug is flat, greatly reduce width compared with traditional 3-phase plug, institute takes up space very little, is convenient to receive the electrical equipment with this collapsible plug.And, when folded state, also can with special matching used compact power adapter grafting of the present invention, very save volume, volume shared when decreasing grafting, spatially causes mutual interference when effectively avoiding multiple attaching plug to be inserted on same socket, uses convenient.When this collapsible plug launches can with the grafting of GB socket, time folding can with special-purpose assorted socket or power supply changeover device grafting, use very flexible.
The compact power adapter of the present embodiment, as shown in Figure 6, Figure 7, comprise housing 1, housing 1 there is individual L connected in star, make the side of housing L-shaped, the bottom surface of housing is provided with a 3-phase plug 2, the sidewall of L connected in star there are three socket holes, every socket hole successively by E pole jack 3, L pole jack 4 and N pole jack 5 arrange form, L pole jack 4 favours E pole jack 3 and arranges, L pole jack 4 and N pole jack 5 symmetrical.As shown in Figure 9, be provided with one in housing 1 and be separated into the sleeve roll-over protective structure 9 that nine are installed lattice 91, lattice are installed by three row's three column distributions for nine, often row installs in lattice and E pole sleeve 6 is housed successively, L pole sleeve 7 and N pole sleeve 8, E pole sleeve 6, L pole sleeve 7 and N pole sleeve 8 respectively with the E pole jack 3 on housing, L pole jack 4 and N pole jack 5 corresponding, sleeve roll-over protective structure cover 10 sleeve roll-over protective structure 9 is equipped with, sleeve roll-over protective structure cover 10 is connected by nine sleeve protective sleeves 101 and forms, sleeve protective sleeve 101 is inserted in nine correspondingly and installs in lattice 91, by E pole sleeve, L pole sleeve and N pole sleeve are fixed on to be installed in lattice.Housing 1 is built with a latch mounting blocks 11, latch mounting blocks is positioned at the inner side of housing bottom surface, latch mounting blocks 11 there are a fixing hole 12 and three latch installing holes 13, three latch installing holes 13 are positioned at the periphery of fixing hole 12, E pole latch 21 in 3-phase plug 2, the tail end of L pole latch 22 and N pole latch 23 is all connected with the conductive link 14 of bending, conductive link 14 and E pole latch 21, all there is a connecting hole 15 junction of L pole latch 22 and N pole latch 23, connecting hole 15 and fixing hole 12 corresponding, E pole latch 21, L pole latch 22 and N pole latch 23 are through in three latch installing holes 13 respectively, E pole latch 21, L pole latch 22 and N pole latch 23 are all fixed on latch mounting blocks 11 by being screwed into screw in connecting hole 15 and fixing hole 12, conductive link is positioned at after sleeve roll-over protective structure, each sleeve afterbody has pin to expose at the back side of sleeve roll-over protective structure, be convenient to be connected with conductive link, E pole latch 21, conductive link 14 on L pole latch 22 and N pole latch 23 respectively with E pole sleeve 6, L pole sleeve 7 is connected with N pole sleeve 8.Latch mounting blocks 11 is connected with support bar 18 vertical with it, support bar 18 there is a USB interface mounting groove 19, the left surface of housing is embedded with a usb 17, usb 17 is arranged in USB interface mounting groove 19, support bar 18 is provided with the USB transit line plate be connected with usb 17, USB transit line plate is connected with three conductive links 14 by wire again, realizes Power convert.As shown in Figure 8, the right flank of housing is embedded with an indicator light 16, indicator light 16 is connected with three conductive links 14 by wire and resistance.
During use, as shown in Figure 10, the 3-phase plug on bottom surface can be inserted on wall socket, and can the above-mentioned collapsible plug 20 of grafting three side by side in L connected in star, and can be three electrical appliances powers simultaneously, realizes becoming many, very easy to use by one with limited volume.And three collapsible plugs are just in time arranged in L connected in star after plugging, and power supply transfer seat housing forms a block structure, can not take more volume, make full use of space, very save space.Meanwhile, USB interface can be again used with the electrical equipment charging of USB charging inlet, and function is expanded, and uses more convenient and flexible.

Claims (8)

1. a collapsible plug, comprise plug body to insert pole with the three-phase be located on plug body and be located in the power line (316) that plug body is also connected with this three-phase electrode, it is characterized in that described plug body is shallow shell (31), E pole (33) in described three-phase electrode, L pole (34) and N pole (35) are arranged in a row and are located on a leptoprosopy (32) of shallow shell (31), E pole (33), L pole (34) is consistent with the length direction of this leptoprosopy (32) with the orientation of N pole (35), L pole (34) perpendicular to or favour E pole (33), L pole (34) and N pole (35) symmetrical, described leptoprosopy (32) is provided with a cavity, a spill spin block (36) is installed in cavity, spill spin block (36) comprises block (361) and is connected in the rotating shaft (362) at block (361) back side, block (361) is arranged in described cavity, the axle sleeve (322) vertical with described leptoprosopy (32) is provided with after cavity, rotating shaft (362) is actively installed in axle sleeve (322), block (361) fills and leads up cavity, end face and the leptoprosopy (32) of block (361) flush, L pole (34) in described three-phase electrode and N pole (35) are located on described block (361), the power line (316) be connected with N pole (35) with L pole (34) passes from rotating shaft (362).
2. collapsible plug according to claim 1, it is characterized in that described shallow shell (31) covers (311) by the left side and right side lid (312) fastening forms, the top on left side lid (311) and right side lid (312) is respectively provided with half central shaft (37), central shaft (37) is provided with external screw thread, the bottom on left side lid (311) and right side lid (312) is respectively provided with half hollow circular cylinder (310), left side lid (311) and right side lid (312) are buckled into shallow shell (31) and form hollow circular cylinder (310) and central shaft (37) afterwards, hollow circular cylinder (310) and central shaft (37) are coaxial and axis is parallel with described leptoprosopy (32), the left side of described shallow shell (31) and right side are respectively equipped with left wing (38) and right flank (39), described left wing (38) and right flank (39) are equipped with locating ring (313) and lower locating ring (314), upper locating ring (313) is enclosed within described central shaft (37), the top of central shaft (37) has been threaded nut (315), lower locating ring (314) is close to the bottom of hollow circular cylinder (310), described power line (316) is through lower locating ring (314) and hollow circular cylinder (310), power line (316) sheath outward (317) and lower locating ring (314) and hollow circular cylinder (310) clamping.
3. collapsible plug according to claim 2, it is characterized in that described left wing (38) and right flank (39) are all connected with a hook solid shell fragment (321), hook solid shell fragment (321) is positioned at the top of described upper locating ring (313), and the hook part of hook solid shell fragment (321) is enclosed within described central shaft (37).
4. the collapsible plug according to Claims 2 or 3, it is characterized in that described left side lid (311) and right side lid (312) are equipped with a groove (318), two grooves (318) are symmetrical, described left wing (38) and right flank (39) are equipped with location notch (319), the bottom of location notch (319) is protruded towards described groove (318) and is formed locating convex block (320), and locating convex block (320) and described groove (318) match.
5. the collapsible plug according to Claims 2 or 3, it is characterized in that the both sides of described block (361) are provided with dop (363), described left wing (38), the side that right flank (39) is connected with shallow shell (31) is equipped with the first breach (323) and the second breach (324), first breach (323) is near described upper locating ring (313), second breach (324) is near described lower locating ring (314), first breach (323) and leptoprosopy (32) match, second breach (324) and block (361) match, the bayonet socket (325) mated with described dop (363) is provided with in second breach (324).
6. a compact power adapter of mating with the collapsible plug described in claim 1 or 2, comprise housing (1) and be located at the 3-phase plug (2) on housing (1), it is characterized in that described housing (1) is provided with many sockets hole, every socket hole is successively by E pole jack (3), L pole jack (4) and N pole jack (5) arrangement form, L pole jack (4) perpendicular to or favour E pole jack (3) arrange, L pole jack (4) and N pole jack (5) symmetrical, multi-electrode sleeve is provided with in described housing (1), often arrange Electrode sleeve successively by E pole sleeve (6), L pole sleeve (7) and N pole sleeve (8) arrangement form, E pole sleeve (6), L pole sleeve (7) and N pole sleeve (8) respectively with E pole jack (3), L pole jack (4) is corresponding with the position of N pole jack (5), E pole latch (21) in described 3-phase plug (2), L pole latch (22) and N pole latch (23) respectively with described E pole sleeve (6), L pole sleeve (7) and N pole sleeve (8) electrical connection, be provided with the sleeve roll-over protective structure (9) being separated into multiple installation lattice (91) in described housing (1), E pole sleeve (6) in described multi-electrode sleeve, L pole sleeve (7) and N pole sleeve (8) are arranged on correspondingly installs in lattice (91).
7. compact power adapter according to claim 6; it is characterized in that described sleeve roll-over protective structure (9) is provided with sleeve roll-over protective structure cover (10); sleeve roll-over protective structure cover (10) was formed by multiple sleeve protective sleeve (101) being connected; sleeve protective sleeve (101) is inserted in described installation lattice (91) correspondingly, and described sleeve roll-over protective structure cover (10) covers described E pole sleeve (6), L pole sleeve (7) and N pole sleeve (8).
8. the compact power adapter according to claim 6 or 7, it is characterized in that being provided with latch mounting blocks (11) in described housing (1), latch mounting blocks (11) is provided with a fixing hole (12) and three latch installing holes (13), three latch installing holes (13) are positioned at the periphery of fixing hole (12), E pole latch (21) in described 3-phase plug (2), the tail end of L pole latch (22) and N pole latch (23) is all connected with conductive link (14), conductive link (14) and E pole latch (21), the junction of L pole latch (22) and N pole latch (23) is equipped with connecting hole (15), connecting hole (15) and described fixing hole (12) corresponding, described E pole latch (21), L pole latch (22) and N pole latch (23) are located in three latch installing holes (13) respectively, E pole latch (21), L pole latch (22) and N pole latch (23) are all connected with described latch mounting blocks (11) by being screwed into screw in connecting hole (15) with fixing hole (12), E pole latch (21), conductive link (14) on L pole latch (22) and N pole latch (23) respectively with described E pole sleeve (6), L pole sleeve (7) is connected with N pole sleeve (8).
CN201310055357.5A 2013-02-21 2013-02-21 Folding plug and compact power adapter Active CN103151632B (en)

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Publication number Priority date Publication date Assignee Title
CN105896165B (en) * 2016-05-23 2018-11-23 南京航空航天大学 Collapsible plug and its assemble method

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CN201682083U (en) * 2010-06-01 2010-12-22 李素香 Three-phase plug and socket assembly
CN201699206U (en) * 2010-06-22 2011-01-05 成都青府环保科技有限公司 Foldable power plug
WO2012163745A1 (en) * 2011-05-27 2012-12-06 Taller Gmbh Plug insert for a folding 3-pin plug
CN203103714U (en) * 2013-02-21 2013-07-31 浙江德力西国际电工有限公司 Power supply adapter base with compact structure
CN203103701U (en) * 2013-02-21 2013-07-31 浙江德力西国际电工有限公司 Foldable plug with position-changeable electrode

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US6780034B2 (en) * 2002-11-19 2004-08-24 Shiroshita Industrial Co., Ltd. Coalescent type power supply conversion plug adapter

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CN201682083U (en) * 2010-06-01 2010-12-22 李素香 Three-phase plug and socket assembly
CN201699206U (en) * 2010-06-22 2011-01-05 成都青府环保科技有限公司 Foldable power plug
WO2012163745A1 (en) * 2011-05-27 2012-12-06 Taller Gmbh Plug insert for a folding 3-pin plug
CN203103714U (en) * 2013-02-21 2013-07-31 浙江德力西国际电工有限公司 Power supply adapter base with compact structure
CN203103701U (en) * 2013-02-21 2013-07-31 浙江德力西国际电工有限公司 Foldable plug with position-changeable electrode

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