The electric kettle cover-opening structure
Technical field
The present invention relates to a kind of cover-opening structure, particularly a kind of cover-opening structure that is applied on the kettle lid of electric heating kettle.
Background technology
Electric kettle of the prior art has various cap-opening mechanisms, as application number is: CN200710156720.7, and for example application number is: CN201020210986.2, also as application number be: the patent of CN201020254009.2.But wherein the mode of uncapping of electric kettle mainly contains two classes: the first kind is uncapped in being, as shown in Figure 2, when uncapping, pot lid 2 is opened in kettle body 1; Second class is for uncapping outward as shown in Figure 4, and when uncapping, pot lid 2 is opened outside kettle body 1.
The shape of kettle lid of electric heating kettle of the prior art has three kinds, is respectively: recessed lid, flat cover (as shown in Figure 3), dished cover (as shown in Figure 1).The shape of the direct corresponding pot lid of the mode of uncapping of pot lid in the prior art, as shown in Figure 1 and Figure 2, in the corresponding dished cover of the mode of uncapping of uncapping; Corresponding flat cover of the mode of uncapping of uncapping outward as shown in Figure 3, Figure 4, or recessed lid.But in the prior art not the mode of uncapping uncap in being, it is the collocation of flat cover or recessed lid that the pot lid shape can be made, the reason that does not realize this collocation is: pot lid all is to support with fixed axis in the prior art, pot lid rotates around fixed axis when uncapping, and when uncapping in the pot lid in the prior art, fixed axis must be arranged on the space of kettle mouth top, and promptly pot lid is shaped as dished cover.This pot lid with the existing deficiency of structure that fixed axis supports is in the prior art: the locus of fixed axis directly influences stroke, the angle of uncapping and uncaps the locus of back pot lid at Hu Kou.So be badly in need of a kind of pot lid on the market when uncapping, the profile of pot lid is not subjected to the cap-opening mechanism of fixed axis restriction, and promptly no matter pot lid is flat, recessed or protruding, and pot lid all can be opened in the kettle body when uncapping.
The utility model content
According to existing deficiency in the prior art, the objective of the invention is provides a kind of brand-new mode of uncapping in the electric kettle field, makes pot lid not be subjected to the electric kettle cover-opening structure of fixed axis restriction when uncapping.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is: a kind of electric kettle cover-opening structure, comprise kettle body, pot lid, and described pot lid comprises the enclosing cover and the lid end, is provided with at least one moving rail at the bottom of the described lid; The upper end of described kettle body is provided with lid support, and described lid support is provided with quiet rail I, and described quiet rail I is provided with guide block; Described moving rail is between described guide block and the described quiet rail I.
In the technical program be the quiet rail II of arc on the described guide block with the contact site of described moving rail, described quiet rail I, described quiet rail II are the identical arcuate structure in the center of circle with described moving rail.
Quiet rail I is provided with the bulge loop I described in the technical program, and the center of circle of described bulge loop I is identical with the center of circle of described moving rail.The purpose that described bulge loop I is set is: reduce the contact area of described moving rail and described quiet rail I, reduce friction, make the motion of described moving rail more smooth, the service life of also improving cover-opening structure.
Quiet rail II is provided with the bulge loop II described in the technical program, and the center of circle of described bulge loop II is identical with the center of circle of described quiet rail II.The purpose that described bulge loop II is set is: reduce the contact area of described moving rail and described quiet rail II, reduce friction, make the motion of described moving rail more smooth, the service life of also improving cover-opening structure.
Moving rail is provided with guide groove described in the technical program, and described guide block is arranged on the described quiet rail I after passing described guide groove.
Also be provided with torsion spring described in the technical program on the lid support, described torsion spring provides the moment of torsion of uncapping for described pot lid.The effect of described torsion spring is: when uncapping, described torsion spring applies a power that makes progress for described pot lid, and described pot lid is rotated around described guide block.Certain described torsion spring also can be replaced by any element that can allow described pot lid rotate, as shell fragment or extension spring; Also described torsion spring can be set, the artificial described pot lid that allows rotates around described guide block.
Inserting foot described in the technical program in the torsion spring is fixed on the described lid support, in the crotch during the pin in the described torsion spring inserts at the bottom of the described lid.
After inserting foot described in the technical program passes described guide groove, be fixed on the described lid support.
The side of guide block described in the technical program is protruding with protruding axle, and described torsion spring set is connected on the described protruding axle, and the inserting foot of described torsion spring inserts in the jack in the described lid support.
When the length of pin described in the technical program was opened greater than described pot lid, described protruding axle was to the distance of described crotch.
The invention has the beneficial effects as follows: move rail because the end of lid described in the present invention is provided with at least one, the upper end of described kettle body is provided with lid support, described lid support is provided with quiet rail I, described quiet rail I is provided with guide block, described moving rail is between described guide block and the described quiet rail I, so the mutual motion mode of described pot lid and described lid support is the relative motion campaign by track.The present invention utilizes the mode of described track to replace that pot lid is rotated around fixed axis described in the prior art, and the motion axle center of described track just becomes axle---the imaginary axis (being equivalent to described pot lid around this rotation) that described track itself is fabricated out.Such benefit is that the described imaginary axis can be by regulating described track itself, makes the described imaginary axis be positioned at the below of described pot lid or concordant with described pot lid or be positioned at (as: top of described pot lid etc.) outside the kettle body.That is: the mode of uncapping of described pot lid is uncapped in can being arranged to, also can is outer uncapping, and is not subjected to the influence of pot lid profile.So the invention provides a kind of electric kettle cover-opening structure that can make pot lid when uncapping, not be subjected to the fixed axis restriction, also can select the mode of uncapping of described pot lid and the profile of pot lid arbitrarily according to market demand.
The invention provides a kind of brand-new mode of uncapping, this mode of uncapping provides a kind of technical conceive different technical schemes, and this technical scheme has solved in the prior art indeterminable technical barrier.
Other beneficial effect among the present invention also will further specify in specific embodiment.
Description of drawings
Fig. 1 closing of electric kettle of uncapping in being covered structural representation;
Uncap in the being cover-opening structure schematic diagram of electric kettle of Fig. 2;
Fig. 3 covers structural representation for the closing of electric kettle of uncapping outward;
Fig. 4 is the cover-opening structure schematic diagram of the electric kettle of uncapping outward;
Fig. 5 covers structural representation for closing of electric kettle among the present invention;
Fig. 6 is the cover-opening structure schematic diagram of electric kettle among the present invention;
Fig. 7 is at the bottom of the middle cover of the present invention and the schematic diagram of lid support after covering;
Fig. 8 is the mated condition enlarged drawing of guide block and moving rail among Fig. 7;
Fig. 9 is the cutaway view of Fig. 7, has also added the kettle body structure among this figure;
The mated condition enlarged drawing of guide block and moving rail among Figure 10 Fig. 9;
Figure 11 is at the bottom of the middle cover of the present invention and the cover-opening structure schematic diagram of lid support;
Figure 12 is the structural representation that Figure 11 middle cover bottom is divided;
Figure 13 is for covering moving rail shape and structure schematic diagram at the end;
Figure 14 is fixed on structural representation on the lid support for guide block;
Figure 15 is the released state schematic diagram of Figure 14;
Figure 16 is the side structure schematic diagram of guide block;
Figure 17 is the polycrystalline substance schematic diagram of guide block.
The marking explanation of each several part structure in the accompanying drawing:
1-kettle body, 2-pot lid, 3-lid support, 4-torsion spring, 5-guide block, 6-screw, 21-enclosing cover, the 22-lid end, 31-jack, the quiet rail I of 32-, 33-fixing hole, 34-bulge loop I, 35-boxroom, 41-inserting foot, 42-pin, 51-composition surface, the protruding axle of 52-, 53-bulge loop II, 54-inserted block, 55-through hole, the quiet rail II of 56-, 221-crotch, the moving rail of 222-, 223-guide groove.
The specific embodiment
In order to make technical problem to be solved by this invention, technical scheme and beneficial effect clearer,, the present invention is further elaborated below in conjunction with embodiment and accompanying drawing.Should be appreciated that the described specific embodiment of this part only can be in order to explaining the present invention, and be not used in qualification the present invention.
As Fig. 5, shown in Figure 6, it is the preferred embodiment among the present invention, and the pot lid that adopts in this preferred embodiment is recessed lid, the mode that the mode of uncapping is uncapped in being.Can certainly as required pot lid upwards be expanded and be designed to flat cover or dished cover; Can also be designed to simultaneously outer uncapping as required, only need the imaginary axis of described moving rail 22 is arranged on the right side area of kettle body 1 this moment; Above design variation is understood that with respect to those skilled in the art, also is not difficult to realize, therefore accompanying drawing and giving unnecessary details no longer.
As Fig. 6, Fig. 7, Fig. 8, Fig. 9, shown in Figure 10, this preferred embodiment discloses a kind of electric kettle cover-opening structure, it comprises kettle body 1, pot lid 2, described pot lid 2 comprises the enclosing cover 21 and the lid end 22, described enclosing cover 21 is buckled at the bottom of the described lid on 22, form overall structure, be formed with two moving rails 222 on 22 at the bottom of the described lid.The upper end of described kettle body 1 is set with lid support 3, is formed with quiet rail I 32 on the described lid support 3, is set with guide block 5 on the described quiet rail I 32.As shown in figure 15, described quiet rail I 32 is provided with the lower end that two fixing holes 33 and two jacks, 31, two described jacks 31 are separately positioned on two described fixing holes 33.
As Figure 16, shown in Figure 17, the top of described guide block 5 is drilled with through hole 55; Described guide block 5 also comprises arcuate engagement surface 51 and two quiet rail II 56 of arc, and the center of circle on described composition surface 51 is identical with the center of circle of described quiet rail I 32, and described quiet rail II 56 is separately positioned on the two ends on described composition surface 51; Described guide block 5 also comprises inserted block 54, and described inserted block 54 stretches out the bottom on described composition surface 51.The mode that described guide block 5 is fixed on the described quiet rail I 32 is earlier described inserted block 54 to be plugged in the described fixing hole 33, and then screw 6 is fastenedly connected on described quiet rail I 32 by described through hole 55.After described guide block 5 was fixed on the described quiet rail I 32, described composition surface 51 contacted with described quiet rail I 32.
As shown in figure 17, the contact site with described moving rail 222 on the described guide block 5 is the quiet rail II 56 of arc, Figure 13, shown in Figure 14 for another example, and described quiet rail I 32, described quiet rail II 56 and described moving rail 222 are the identical arcuate structure in the center of circle.Described moving rail 222 is between described guide block 5 and the described quiet rail I 32, thereby makes at the bottom of the described lid 22 to do relative motion between described quiet rail I 32 and described quiet rail II 56.
As shown in figure 14, also be provided with boxroom 35 on the described lid support 3, described boxroom 35 is arranged on the guide direction of described quiet rail I 32.The effect of described boxroom 35 is: when described pot lid 2 was in closure state, described boxroom 35 was used to deposit described moving rail 222, thereby described moving rail 222 is hidden in the described pot lid 2, did not influence the outward appearance of described pot lid 2.
As Fig. 7, shown in Figure 11, also be provided with torsion spring 4 on the described lid support 3, described torsion spring 4 provides the moment of torsion of uncapping for described pot lid 2.As shown in figure 15, the side of described guide block 5 is protruding with protruding axle 52, and described torsion spring 4 is socketed on the described protruding axle 52, and the inserting foot 41 in the described torsion spring 4 is fixed on the described lid support 3, after described inserting foot 41 passes described guide groove 223, is fixed on the described lid support 3.As shown in Figure 8, the pin in the described torsion spring 4 42 inserts at the bottom of the described lid in the crotch 221 in 22.As shown in figure 15, in the jack 31 that the inserting foot 41 of described torsion spring 4 inserts in the described lid support 3.
The effect that described torsion spring 4 is set is: when uncapping, apply an outside power for described pot lid 2, described pot lid 2 is rotated.Certain described torsion spring 4 can be replaced by any element that can allow described pot lid 2 rotate, as shell fragment or extension spring; The original paper (as: torsion spring 4) that the power of uncapping is provided can certainly be set, provide moment of torsion, allow described pot lid 2 rotate by the user.
As shown in figure 15, described quiet rail I 32 is provided with bulge loop I 34, and the center of circle of described bulge loop I 34 is identical with the center of circle of described moving rail 222.As Figure 16, shown in Figure 17, described quiet rail II 56 is provided with bulge loop II 53, and the center of circle of described bulge loop II 53 is identical with the center of circle of described quiet rail II 56.The purpose of She Zhiing is like this: reduce the contact area between described moving rail 222 and described quiet rail I 32 and the described quiet rail II 56, thereby reduce friction, make the motion of described moving rail 222 more smooth and easy.
As Figure 11, Figure 12, shown in Figure 13, described moving rail 222 is arranged at the bottom of the described lid side of 22, and described moving rail 222 is provided with guide groove 223, and described guide block 5 is arranged on the described quiet rail I 32 after passing described guide groove 223.
As shown in figure 11, when the length of described pin 42 is opened greater than described pot lid 2, described protruding axle 52 distances to described crotch 221.Such purpose is to guarantee described pot lid 2 after opening, and described torsion spring 4 provides a moment of torsion of uncapping for all the time described pot lid 2.