Summary of the invention
Technical problem to be solved by this invention is to overcome the deficiencies in the prior art, and a kind of little, good looking appearance coordination of taking up room, folding and unfolding and portable power supply adapters easy to carry are provided.
The technical solution adopted in the present invention is: the present invention includes housing, power input line, power input plug, power supply output line, the power supply output plug, power-switching circuit, the center of described housing is provided with the jack-post of a hollow of fixing, described power-switching circuit is arranged in the vacancy of described jack-post, described jack-post is symmetrical vertically multidiameter, the sidewall outer of described jack-post is provided with toroidal membrane in the axial centre place, the top of described toroidal membrane is provided with top rotary table, the below is provided with lower rotary table, described top rotary table, the periphery of described lower rotary table is the face of cylinder, the ladder cylinder that the periphery of the described jack-post of interior Zhou Weiyu rotates adaptive, described top rotary table, be respectively equipped with outer conducting layer on the ladder cylinder of described lower rotary table, be respectively equipped with inner conducting layer on the multidiameter of described jack-post, described power input line, the lead of described power supply output line passes described top rotary table respectively, described lower rotary table also is connected with described outer conducting layer respectively separately, the input of described power-switching circuit, output passes described jack-post by lead respectively and is connected with described inner conducting layer respectively, described outer conducting layer conducts electricity mutually with the corresponding described inner conducting layer in its position respectively, described top rotary table, be connected with torsionspring respectively between described lower rotary table and the described jack-post, following torsionspring, described power input line, described power supply output line is coiled in described top rotary table respectively, in the space between the periphery of described lower rotary table and the described housing, described portable power supply adapters also comprises the electric wire lockable mechanism.
Described electric wire lockable mechanism comprises and pushes away only part, slideway, describedly only pushes away that part comprises hand push portion, line ball portion, and described slideway is positioned on the described housing, and described line ball portion slides in described slideway and the one end is aimed at line outlet place on the described housing.
Perhaps, described electric wire lockable mechanism comprises pressing piece, thread pressuring article, compression spring, described compression spring one end is connected with location division on being positioned at described housing, the other end is connected with the top of described pressing piece, the bottom of described pressing piece rotates with fixed rotating shaft on being positioned at described housing and is connected, the bottom of described pressing piece is provided with crotch, guide groove, the top of described thread pressuring article is provided with axial region, perforated portion, line ball portion, described crotch passes described perforated portion and described axial region is blocked, and the line outlet place on the described housing is aimed at by described line ball portion.
Be provided with conductive grease between the described outer conducting layer of conduction and the described inner conducting layer mutually.
Perhaps, be respectively equipped with several conductive beads between the described outer conducting layer of conduction and the described inner conducting layer mutually.
Described housing is provided with two plug storehouses, and described power input plug, described power supply output plug are positioned over respectively in the described plug storehouse.
The invention has the beneficial effects as follows: because the center of housing of the present invention is provided with the jack-post of a hollow of fixing, described power-switching circuit is arranged in the vacancy of described jack-post, described jack-post is symmetrical vertically multidiameter, the sidewall outer of described jack-post is provided with toroidal membrane in the axial centre place, the top of described toroidal membrane is provided with top rotary table, the below is provided with lower rotary table, described top rotary table, the periphery of described lower rotary table is the face of cylinder, the ladder cylinder that the periphery of the described jack-post of interior Zhou Weiyu rotates adaptive, described top rotary table, be respectively equipped with outer conducting layer on the ladder cylinder of described lower rotary table, be respectively equipped with inner conducting layer on the multidiameter of described jack-post, described power input line, the lead of described power supply output line passes described top rotary table respectively, described lower rotary table also is connected with described outer conducting layer respectively separately, the input of described power-switching circuit, output passes described jack-post by lead respectively and is connected with described inner conducting layer respectively, described outer conducting layer conducts electricity mutually with the corresponding described inner conducting layer in its position respectively, described top rotary table, be connected with torsionspring respectively between described lower rotary table and the described jack-post, following torsionspring, described power input line, described power supply output line is coiled in described top rotary table respectively, in the space between the periphery of described lower rotary table and the described housing, described portable power supply adapters also comprises the electric wire lockable mechanism, with described power input plug and described power supply output plug when described housing is outwards pulled out, described power input line, described power supply output line drives described top rotary table respectively, described lower rotary table rotates along described jack-post, the simultaneously described torsionspring of going up, described torsionspring down produces elastic deformation respectively, at described top rotary table, apply moment on the described lower rotary table with direction of rotation, if unclamp described power input line this moment, described power supply output line, then described power input line, described power supply output line torsionspring on described, the opposing torque effect of described torsionspring is down laid equal stress on new building around described top rotary table in the described housing of withdrawal down automatically, the periphery of described lower rotary table, therefore power line of the present invention automatically retracted for clearance in described housing, it is little to make that whole power supply adaptor takes up room, good looking appearance is coordinated, easy to carry, harmonious with the product that uses power supply adaptor, and pulling out described power input line, during described power supply output line, can adjust described power input line arbitrarily according to the distance of the product of external power receptacle and use, described power supply output line stretch out the outer length of described housing separately, after length is determined, by described electric wire lockable mechanism with described power input line, described power supply output line is fixing to get final product, very convenient during use, so that the present invention takes up room is little, good looking appearance is coordinated, folding and unfolding and easy to carry;
Because comprising, electric wire lockable mechanism of the present invention pushes away only part, slideway, describedly push away only that part comprises hand push portion, line ball portion, described slideway is positioned on the described housing, described line ball portion slides in described slideway and the one end is aimed at line outlet place on the described housing, this described electric wire lockable mechanism is normal opening mechanism, when the present invention is in folding and unfolding and carrier state, described pushing away ended part away from the line outlet on the described housing, it is described power input line, described power supply output line flexible unaffected, this moment described power input line, described power supply output line is all withdrawn in the described housing, at described power input line, when needing fixedly after described power supply output line is pulled out, make described line ball portion one end near the line outlet on the described housing and with described power input line along sliding in the described slideway described line ball portion by described hand push portion, described power supply output line is pushed down and is got final product, the present invention's this moment is in user mode, after using end, described hand push portion is oppositely pushed back, described power input line, described power supply output line promptly automatically retracted for clearance in described housing, come back to folding and unfolding and carrier state, so power line convenient fixing of the present invention shrinks freely;
Because electric wire lockable mechanism of the present invention comprises pressing piece, thread pressuring article, the compression spring, described compression spring one end is connected with location division on being positioned at described housing, the other end is connected with the top of described pressing piece, the bottom of described pressing piece rotates with fixed rotating shaft on being positioned at described housing and is connected, the bottom of described pressing piece is provided with crotch, guide groove, the top of described thread pressuring article is provided with axial region, perforated portion, line ball portion, described crotch passes described perforated portion and described axial region is blocked, the line outlet place on the described housing is aimed at by described line ball portion, this described electric wire lockable mechanism is normally closed mechanism, described pressing piece is equivalent to a lever, under normal conditions, described compression spring suppresses the top of described pressing piece, therefore the bottom of described pressing piece compresses downwards, and described thread pressuring article pressed to described power input line, described power supply output line, make that the position of power line just is fixed under normal conditions, can not arbitrarily stretch, stretch at needs, retraction or when adjusting the length of power line, the top of described pressing piece is pressed, this moment, then upwards lifted the bottom of described pressing piece, and drive described thread pressuring article and upwards leave described power input line, described power supply output line, power line can stretch or bounce back this moment, after unclamping described pressing piece, the top of described pressing piece is pushed down on described compression spring top again, make described thread pressuring article push down described power input line again, described power supply output line, so power line convenient fixing of the present invention shrinks freely;
Owing to be provided with conductive grease between described outer conducting layer that the present invention is conducted electricity mutually and the described inner conducting layer, be sliding friction at this moment between the surface of described outer conducting layer and described inner conducting layer, described conductive grease can be so that described top rotary table, when rotating between described lower rotary table and the described jack-post, electric conductivity is good between described outer conducting layer and the described inner conducting layer, has lubrication simultaneously, make described top rotary table, frictional force is little when rotating between described lower rotary table and the described jack-post, therefore power line acts freely, so power line of the present invention is capable of expansion and contraction, easy to use, electric conductivity is good;
Owing to be respectively equipped with several conductive beads between described outer conducting layer that the present invention is conducted electricity mutually and the described inner conducting layer, be rolling friction at this moment between the surface of described outer conducting layer and described inner conducting layer, promptly realize satisfactory electrical conductivity between described outer conducting layer and the described inner conducting layer by described conductive bead, reduce the frictional force between described outer conducting layer and the described inner conducting layer simultaneously, therefore power line acts freely, so power line of the present invention is capable of expansion and contraction, easy to use, electric conductivity is good;
Because housing of the present invention is provided with two plug storehouses, described power input plug, described power supply output plug are positioned over respectively in the described plug storehouse, described power input plug, described power supply output plug do not expose when depositing with carrier state, in use, take out in the described plug storehouse and get final product, so it is attractive in appearance that profile of the present invention is coordinated, folding and unfolding is convenient, becomes an organic whole.
Embodiment
Embodiment one:
As Fig. 1, shown in Figure 2, the present invention includes housing, power input line 51, power input plug 52, power supply output line 53, power supply output plug 54, power-switching circuit 6, the electric wire lockable mechanism, described housing comprises sidewall 11, end cap 12 up and down, described housing is provided with two plug storehouses 14,15, described power input plug 52, described power supply output plug 54 is positioned over described plug storehouse 14 respectively, in 15, the center of described housing is provided with the jack-post 2 of a hollow of fixing, described power-switching circuit 6 is arranged in the vacancy of described jack-post 2, described jack-post 2 is symmetrical vertically multidiameter, the sidewall outer of described jack-post 2 is provided with toroidal membrane 22 in the axial centre place, the top of described toroidal membrane 22 is provided with top rotary table 31, the below is provided with lower rotary table 32, described top rotary table 31, the periphery of described lower rotary table 32 is the face of cylinder, the ladder cylinder that the periphery of the described jack-post 2 of interior Zhou Weiyu rotates adaptive, described top rotary table 31, be respectively equipped with outer conducting layer 301 on the ladder cylinder of described lower rotary table 32,302, be respectively equipped with inner conducting layer 201 on the multidiameter of described jack-post 2,202, described outer conducting layer 301,302 and described inner conducting layer 201,202 all adopt copper or other conductive metallic materials or alloy to make, described power input line 51, the lead of described power supply output line 53 passes described top rotary table 31 respectively, described lower rotary table 32 and separately respectively with described outer conducting layer 301,302 are connected, the input of described power-switching circuit 6, output respectively by lead pass described jack-post 2 and respectively with described inner conducting layer 201,202 are connected, described outer conducting layer 301,302 corresponding with its position respectively described inner conducting layers 201,202 conduct electricity mutually, described top rotary table 31, be connected with torsionspring 41 respectively between described lower rotary table 32 and the described jack-post 2, following torsionspring 42, described power input line 51, described power supply output line 53 is coiled in described top rotary table 31 respectively, in the space between the periphery of described lower rotary table 32 and the described housing.Be provided with conductive grease between the described outer conducting layer 301,302 of conduction and the described inner conducting layer 201,202 mutually, to realize good electrical conductivity and lubrification, be sliding friction at this moment between the surface of described outer conducting layer 301,302 and described inner conducting layer 201,202.Described electric wire lockable mechanism comprises and pushes away only part 81, slideway 111, describedly push away only that part 81 comprises hand push portion 811, line ball portion 812, described slideway 111 is positioned on the described housing, described line ball portion 812 slides in described slideway 111 and the one end is aimed at line outlet place on the described housing, this described electric wire lockable mechanism is normal opening mechanism, when the present invention is in folding and unfolding and carrier state, described pushing away ended part 81 away from the line outlet on the described housing, it is described power input line 51, described power supply output line 53 flexible unaffected, this moment described power input line 51, described power supply output line 53 is all withdrawn in the described housing, at described power input line 51, when needing fixedly after described power supply output line 53 is pulled out, make described line ball portion 812 1 ends near the line outlet on the described housing and with described power input line 51 along sliding in the described slideway 111 described line ball portion 812 by described hand push portion 811, described power supply output line 53 is pushed down and is got final product, the present invention's this moment is in user mode, after using end, described hand push portion 811 is oppositely pushed back, described power input line 51, described power supply output line 53 promptly automatically retracted for clearance in described housing, come back to folding and unfolding and carrier state.
Embodiment two:
As Fig. 3, Fig. 4, Fig. 5, shown in Figure 6, present embodiment is with the difference of embodiment one: the syndeton between described electric wire lockable mechanism and described outer conducting layer 301,302 and the described inner conducting layer 201,202 is different.The described electric wire lockable mechanism of present embodiment comprises pressing piece 82, thread pressuring article 83, compression spring 84, described compression spring 84 1 ends are connected with location division 112 on being positioned at described housing, the other end is connected with the top of described pressing piece 82, the bottom of described pressing piece 82 rotates with fixed rotating shaft 113 on being positioned at described housing and is connected, the bottom of described pressing piece 82 is provided with crotch 824, guide groove 825, the top of described thread pressuring article 83 is provided with axial region 831, perforated portion 832, line ball portion 833, described crotch 824 passes described perforated portion 832 and described axial region 831 is blocked, line outlet place on the described housing of described line ball portion's 833 alignings, this described electric wire lockable mechanism is normally closed mechanism, described pressing piece 82 is equivalent to a lever, under normal conditions, described compression spring 84 suppresses the top of described pressing piece 82, therefore the bottom of described pressing piece 82 compresses downwards, and described thread pressuring article 83 pressed to described power input line 51, described power supply output line 53, make that the position of power line just is fixed under normal conditions, can not arbitrarily stretch, stretch at needs, retraction or when adjusting the length of power line, the top of described pressing piece 82 is pressed, this moment, then upwards lifted the bottom of described pressing piece 82, and drive described thread pressuring article 83 and upwards leave described power input line 51, described power supply output line 53, power line can stretch or bounce back this moment, after unclamping described pressing piece 82, the top of described pressing piece 82 is pushed down on described compression spring 84 tops again, makes described thread pressuring article 83 push down described power input line 51 again, described power supply output line 53.Be respectively equipped with several conductive beads 7 between described outer conducting layer 301,302 that conducts electricity mutually in the present embodiment and the described inner conducting layer 201,202, be sliding friction at this moment between the surface of described outer conducting layer 301,302 and described inner conducting layer 201,202.
All the other features of present embodiment are identical with embodiment one.
The invention solves the power line folding and unfolding of power supply adaptor and the defective of untidy coordination when carrying, its little, good looking appearance coordination of taking up room, folding and unfolding and easy to carry, its housing profile can be according to the product that uses this power supply adaptor and harmonious, has been widely used in notebook computer, portable type electronic product, IT product field.
The present invention can be widely used in the electronic product field.
Under the situation that does not break away from inventive concept, all application specification of the present invention and accompanying drawing content and the various equivalences of being done change, and all reason is with being contained in the claim scope of the present invention.