CN103637694A - Electrical coupling structure and electric kettle - Google Patents

Electrical coupling structure and electric kettle Download PDF

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Publication number
CN103637694A
CN103637694A CN201310662726.7A CN201310662726A CN103637694A CN 103637694 A CN103637694 A CN 103637694A CN 201310662726 A CN201310662726 A CN 201310662726A CN 103637694 A CN103637694 A CN 103637694A
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China
Prior art keywords
coupler
kettle
cover
electric
elastic
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CN201310662726.7A
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Chinese (zh)
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CN103637694B (en
Inventor
李永江
黄理水
徐先平
龚益官
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浙江绍兴苏泊尔生活电器有限公司
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Publication of CN103637694A publication Critical patent/CN103637694A/en
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Abstract

The invention provides an electrical coupling structure and an electric kettle. The electric kettle comprises a kettle body, a base bearing the kettle body, an upper coupler and a lower coupler. The upper coupler is arranged on the kettle body, and the lower coupler is arranged on the base. The electric kettle further comprises an elastic mechanism used for driving the upper coupler and/or the lower coupler to move in a matched mode to form electrical coupling. By the adoption of the technical scheme, the elasticity principle is utilized, the kettle body or the base is provided with the elastic mechanism to drive the upper coupler or the lower coupler to move oppositely, the size compensation needed by the electrical coupler cooperation is achieved, the electrical couplers can make contact with each other well, and the electrical couplers are small in size and easy to machine and install.

Description

Electric coupling structure and electric kettle
Technical field
The present invention relates to appliance field, in particular to a kind of electric coupling structure and electric kettle.
Background technology
The electrical heating small electric apparatus such as electric kettle have become people's higher electrical equipment of utilization rate in daily life, because it has simple and easy to usely, heat the advantages such as fast, and the universal and development on market is very fast recently.Mechanical temp controlled formula electric kettle generally comprises pot lid, kettle body, handle, heater element and the split type parts such as electric coupler.Upper coupler in electric coupler is fixed on kettle body and connects heater members, lower coupler be arranged on base with base on power line connect.
Electric coupler is the core devices of electric kettle.The compensating for coupling size of the common general design of electric coupler is larger, gives so the reserved permission foozle of kettle body and base also larger, is convenient to steady production.Shown in Figure 1, common lower coupler 6 has been shown in Fig. 1, anodal copper sheet 601 and the negative pole copper sheet 602 contacting with upper coupler is set in lower coupler 6, copper sheet itself has elasticity and coordinates compensation to realize with upper coupler, the operation size of the upper and lower compensation of copper sheet is greater than 1.5 millimeters, enough to guarantee when the parts such as kettle body, bottom assembly, power supply base exist foozle, upper and lower coupler still can guarantee contact.Common lower coupler 6 has three inserted sheets 603 to be communicated with power supply, is respectively positive pole, negative pole, zero line, so also need to manufacture the female end matching with inserted sheet on the power supply of base.Such electric coupler takes up room very large, causes space waste and assembling difficulty.
Also have some manufacturers to improve on electric coupler, the space that electric coupler is taken is less, to improve usage space, the increase kettle body bulk of kettle body.But this electric coupler, because smaller volume also diminishes the size of its compensating for coupling, makes the accuracy of manufacture of the parts such as kettle body, bottom, power socket require all to have improved.And required precision raising just means increase cost, and because the underproof waste product of precision appears in little easily the bringing in production of free size, so the stability of producing is not high yet.
Need now a kind of collocation structure of design to assemble coupler, reduced in size on the one hand, also can reduce accuracy of manufacture requirement on the other hand, increase production stability, reduce costs and retain improved space.
Summary of the invention
The present invention aims to provide a kind of electric coupling structure and electric kettle, and to solve, electric coupler of the prior art takes up room greatly, the accuracy of manufacture requires high problem.
To achieve these goals, according to an aspect of the present invention, provide a kind of electric coupling structure, comprised coupler, lower coupler and elastic mechanism, elastic mechanism drives upper coupler and/or lower coupler to move and forms electric coupling cooperation.
According to a further aspect in the invention, a kind of electric kettle is provided, the base, upper coupler, the lower coupler that comprise kettle body, carrying kettle body, wherein, upper coupler is arranged on kettle body, lower coupler is arranged on base, and electric kettle also comprises elastic mechanism, and in driving, coupler and/or lower coupler move to coordinate and form electric coupling.
Further, base comprises upper cover and lower cover, above covers and is fixedly installed lower coupler, coupler under the butt of elastic mechanism one end, other end butt lower cover.
Further, upper cover coordinates by guide pillar and guide hole with lower cover and/or by being clasped.
Further, above cover guide pillar be set, under cover the guide hole coordinate with guide pillar be set, screw passes guide hole and is fixedly connected with guide pillar.
Further, above cover spacer pin be set, under cover the stopper slot being clasped with spacer pin be set.
Further, between upper cover and lower cover, there is fit clearance.
Further, kettle body has the bottom coordinating with base, and upper coupler is fixed on bottom, and removable pin is set on bottom, elastic mechanism one end butt bottom, and the other end drives removable pin to protrude bottom.
Further, between removable pin and bottom, there is free gap.
Further, bottom arranges first strong point and second strong point on the surface of base, and first strong point is higher than second strong point.
Further, the setting position of removable pin distance first strong point is distal to distance second strong point.
Further, the setting position of removable pin distance first strong point is distal to distance second strong point.
Further, removable pin arranges a plurality of.
Further, a plurality of removable pins geometry on the bottom surface of bottom is uniform.
Further, the part of removable pin protrusion bottom has supporting surface.
Further, upper coupler is fixed on kettle body, base comprises upper cover, lower cover and stable lid, lower coupler is fixed on and covers, upper cover is fixedly connected with lower cover, and the upper surface carrying kettle body of stable lid, arranges feet in stable lid, elastic mechanism one end butt stable lid, the other end drives feet to protrude the lower surface of bottom.
Further, stable lid around upper cover and lower cover and be partially submerged into upper cover and lower cover between gap.
Further, above cover and be provided with the centre bore of installing coupler and the screw column that is connected lower cover.
Further, under, cover and be provided with the screw hole coordinating with screw column.Further, screw hole geometry on the bottom surface of lower cover is uniform.
Further, stable lid center is provided with centre bore, and the diameter of centre bore is greater than the inner ring diameter of upper cover.
Further, feet is a plurality of.
Further, a plurality of feets geometry on the lower surface of bottom is uniform.
Further, kettle body comprises bottom and around the bottom shell of bottom, upper coupler is arranged on bottom, on bottom shell, elastic mechanism is set, and drives bottom shell and base Elastic Contact.
Further, bottom shell is provided with spring fitting post, and elastic mechanism is arranged on spring fitting post, the kettle in the butt kettle body of one end, other end butt bottom shell.
Further, on bottom shell, be provided with a plurality of salient points.
Further, spring fitting post is arranged on and the corresponding position of salient point.
Further, spring fitting post is provided with a plurality of.
Further, a plurality of feets geometry on the lower surface of bottom shell is uniform.
Further, matched in clearance between bottom and bottom shell.
Further, bottom shell is provided with interior eaves, and interior eaves extends towards bottom, covers the part area of bottom.
Further, above cover the brim of a hat is set, the brim of a hat stretches out, and covers the part area of lower cover.
Further, above cover the brim of a hat is set, the brim of a hat stretches out, and covers the part area of stable lid.
Further, the brim of a hat is all or part of annular.
Further, the brim of a hat has marking part.
Apply technical scheme of the present invention, utilize elastic principle, elastic mechanism is set on kettle body or base and drives coupler or lower coupler to relatively move, realize electric coupler and coordinate required dimension compensation, make that electric coupler contact is good, volume is little, easily process and install.
Accompanying drawing explanation
The Figure of description that forms the application's a part is used to provide a further understanding of the present invention, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 shows electric coupler of the prior art;
Fig. 2 shows the lower coupler in first embodiment of the invention;
Fig. 3 shows lower coupler in first embodiment of the invention and the comparison diagram of prior art;
Fig. 4 shows the electric coupling structure of first embodiment of the invention and the contrast cutaway view of prior art;
Fig. 5 shows the cutaway view of base of the electric kettle of first embodiment of the invention;
Fig. 6 shows the cutaway view of the electric kettle of first embodiment of the invention;
Fig. 7 shows the exploded view of base of the electric kettle of first embodiment of the invention;
Fig. 8 shows the upper coupler in first embodiment of the invention;
Fig. 9 shows the top view of base of the electric kettle of first embodiment of the invention;
Figure 10 shows the cutaway view of kettle bottom of the electric kettle of second embodiment of the invention;
Figure 11 shows the exploded view of kettle bottom of the electric kettle of second embodiment of the invention;
Figure 12 shows the kettle bottom of the electric kettle of second embodiment of the invention;
The kettle bottom that Figure 13 shows the electric kettle of second embodiment of the invention coordinates figure with kettle;
Figure 14 shows the electric kettle of second embodiment of the invention and the figure that coordinates of base;
Figure 15 shows the electric kettle of second embodiment of the invention and the cutaway view of base;
Figure 16 shows the kettle bottom of the electric kettle of third embodiment of the invention;
The kettle bottom that Figure 17 shows the electric kettle of third embodiment of the invention coordinates figure with kettle;
Figure 18 shows the electric kettle of third embodiment of the invention and the figure that coordinates of base;
Figure 19 shows the exploded view of base of the electric kettle of fourth embodiment of the invention;
Figure 20 shows the upper cover of the electric kettle of fourth embodiment of the invention;
Figure 21 shows the stable lid of the electric kettle of fourth embodiment of the invention;
Figure 22 shows the base of the electric kettle of fourth embodiment of the invention;
Figure 23 shows the electric kettle of fourth embodiment of the invention and the figure that coordinates of base;
Figure 24 shows the electric kettle of fifth embodiment of the invention and the figure that coordinates of base; And
Figure 25 shows the enlarged drawing of chassis case of the electric kettle of fifth embodiment of the invention.
The specific embodiment
It should be noted that, in the situation that not conflicting, embodiment and the feature in embodiment in the application can combine mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the present invention in detail.
The present invention utilizes elastic principle, elastic compensating mechanism is set between kettle body and base and realizes electric coupler and coordinate required dimension compensation, to solve the technical problems such as loose contact that cause due to electric coupler structural change between the two.
The first embodiment of the present invention is: power supply base is provided with upper cover and lower cover, on cover fixing lower coupler, between upper cover and lower cover, be provided with spring, sliding tray and spacer pin, between upper cover and lower cover, by elastic force, being driven can upper and lower activity, realizes the upper and lower position compensation of electric coupler.
The second embodiment of the present invention is: design height salient point and guiding loose slot on the kettle body bottom of being made by plastic material, in groove, be provided with spring and removable pin, make removable pin utilize elastic principle upper and lower activity in groove of spring, to support insulating pot and to differ insulating pot is tilted by height bump height, realize thus the compensation of electric coupler upper and lower position.
The third embodiment of the present invention is: the bottom that resilient engagement collocation structure is located to upper coupler, at bottom, be provided with three or above resiliency supported pin or supporting surface or whole elastic surface, when kettle is subject to gravity downward, elastic foot or move towards rightabout, to reach the object of compensation.
The fourth embodiment of the present invention is: lower coupler bottom seat is designed to Liang Ge mechanism, centre is the lower coupler mechanism of fixing, periphery be by elastomeric element support can upper and lower activity stable lid mechanism, by the movement of stable lid structure, reach the object of the upper and lower compensation of coupler.
The fifth embodiment of the present invention is: embodiment 5: the bottom folding of kettle body can be divided into two parts, centre is fixing upper coupler, and border is independent unsteady part, be called shell at the bottom of kettle, at the bottom of kettle, casing part is provided with elastic part, and kettle body shell can upper and lowerly be floated, and reaches the object of compensation.
Below introduce the first embodiment of the present invention: by improving the structure of existing base, between the upper and lower cover of the base that described elastic compensating structure is arranged on.
With reference to shown in Fig. 2 to Fig. 4, the difference of the electric coupler of electric coupler of the present invention and prior art, specifically describes as follows:
1, coordinate compensation way different: common lower coupler 6 has been shown in Fig. 1, anodal copper sheet 601 and the negative pole copper sheet 602 contacting with upper coupler is set in common lower coupler 6, copper sheet itself has elasticity and coordinates compensation to realize with upper coupler, the operation size of the upper and lower compensation of copper sheet is greater than 1.5 millimeters, enough to guarantee when the parts such as kettle body, bottom assembly, power supply base exist foozle, upper and lower coupler still can guarantee contact.Shown in Figure 2, the positive pole 801 of lower coupler 8 of the present invention and negative pole 802 contact points are fixed, and namely on upper and lower electric coupler, there is no design compensation size.
2, power line assembling mode is different: shown in Fig. 1 and Fig. 2, common lower coupler 6 has three inserted sheets 603 to be communicated with power supply, be respectively positive pole, negative pole, zero line, so also need to manufacture the female end matching with inserted sheet on the power supply of base, when assembling, be plugged in together again.Positive and negative, the zero utmost point of lower coupler 8 of the present invention all direct and power line 803 connects, and has saved the insertion terminal operation of common lower coupler, on cost, can more have superiority.
3, mounting means is different: shown in Figure 3, upper coupler of the present invention is less, only needs two screws to be fixed on heat transfer plate 201; And owing to will leaving compensation space, common upper coupler area is larger, need three screws to be fixed on heat transfer plate 202.
4, size is different: shown in Figure 4, mechanical temp controlled formula electric kettle generally comprises pot lid 1, kettle body 2, handle 3, heater element and the split type parts such as electric coupler.Common lower coupler 6 is higher 5 millimeters than lower coupler 8 of the present invention, and lower coupler volume of the present invention is less, so more can save space.The power supply base that application electric coupler of the present invention is designed is like this relatively shorter, and more material saving, also more has superiority on cost.And the kettle body of same volume, from upper coupler height, the coupler of this patent is just short 10 millimeters than common coupler, and these 10 millimeters can compensate on kettle body.The present invention has larger volume with respect to the insulating pot kettle body of equal height in prior art like this.
Referring to shown in Fig. 5 to Fig. 9, the electric kettle of first embodiment of the invention and the concrete structure of electric coupler are described below,
Shown in Figure 5, a kind of power supply base of electric kettle, comprises that the parts such as lower coupler 8, upper cover 9, back-moving spring 10, lower cover 11, line ball code 12, skid-proof rubber pin 13, screw 14, pad 15 form.Described power supply upper cover 9 is provided with spacer pin 901, guide pillar 902, installing rack 906, outer ring, and in outer ring, is provided with the guiding rib that contacts with lower cover and coordinate.
Shown in Figure 9, described lower cover 11 is provided with guide hole 111, stopper slot 112, via hole 113, spring locating rack 115 and leaking hole 114.Described back-moving spring 10 is located between upper cover 9 and lower cover 11, and the elastic force of back-moving spring 10 is greater than the weight sum that upper cover 9 adds lower coupler 8, upper cover 9 jack-up can be resetted, but elastic force must be less than the weight of kettle body, realizes insulating pot steady operation.
Assembly method of the present invention: first lower coupler 8 is first passed after the via hole 113 of lower cover 11, the mounting groove of lower coupler 8 803 is coupled on the installing rack 906 of upper cover to pressing down, after putting in place, rotation, rotates to installing rack 906 belows by the mounting ring of lower coupler 804 and fixes.Again power line is put into wire casing 905.
Shown in Fig. 8, Fig. 9, further, back-moving spring 10 is contained in to location on the installing hole 115 of lower cover 11, then packs upper cover 9 into lower cover 11.In loading procedure, it is correct that contraposition is wanted, the guide hole 111 of the guide pillar 902 contraposition lower covers 11 of upper cover 9, the stopper slot 112 of the spacer pin 901 contraposition lower covers 11 of upper cover 9.After installing again by 15 dozens, the screw with pad 16 on guide pillar 902, form spacingly, and spacer pin 901 and stopper slot 112 are all provided with barb, also form upper and lower spacing after installing.Finally, line ball code 12 is pushed down to power line 803 use screws 14 and be fixed on lower cover 11, reinstall after skid-proof rubber pin 13, assembling completes.
Shown in Figure 5, the upper cover 9 assembling freely upper and lower motion within the specific limits, the maximum actuation dimensions that allows is made as Y, and Y is at least greater than 0.8 millimeter (common electric kettle is approximately greater than 0.8 millimeter from the stack foozle of kettle body, bottom assembly, power supply base).Spacer pin 901 has cotter way fit clearance 19 with between stopper slot 112; In like manner guide pillar 902 also has post hole fit clearance 20 with between guide hole 111.
Further, when kettle is placed on power supply base, upper and lower coupler coupling.When being located at the strong point 401 on bottom 4 and contacting with lower cover 11, kettle places.Because being greater than the weight that upper cover 9 adds lower coupler 8, the elastic force of back-moving spring 10 is less than kettle body weight, so spring, by lower coupler 8 jack-up and the coupling of upper coupler, makes electric coupler contact good.Dimensionally, if upper cover 9 and the spacing distance of lower cover 11 are made as to X, so now: size Y-X=19 and Y-X=20.(in formula, 19 is the fit clearance up and down that spacer pin 901 is followed stopper slot 112, and 20 is that guide pillar 902 is with the fit clearance up and down of guide hole 111).That is to say, Y is a definite value, and when X is larger, fit clearance is just less, and for example, when fit clearance reaches minimum of a value (0), X reaches maximum, and the present invention has played by the movement of spring the effect that coordinates compensation that makes up.
The principal character of first embodiment of the invention:
The power supply base 1, with elastic construction, between the upper cover of base and lower cover or be provided with the part that metal spring part or other elastomeric material are made between lower coupler and base, and the elastic force of this part is greater than weight of upper cover or coupler weight or upper cover and adds coupler weight sum, under the elastic force of this elastic part drives, coupler moves up and coordinates with upper coupler.
2, a power supply base upper cover, is provided with installing hole, the installing rack of coupler, can fill coupler fixation, and upper cover is also provided with guide pillar or the guiding rib of upper and lower activity.
3, a power supply base lower cover, is provided with installing rack or the hole of elastic part, for the aperture of spill and leakage liquid and and upper cover the guiding heavy stand or movable guide groove or the pilot hole that match.
4, a power supply base for elastic construction is provided with the banking pin of restriction upper cover operating range or falls buckle or with being fixed on shim screw in guide pillar or gathering sill to reach the requirement that limits its part operating range in the pilot hole of upper cover or lower cover or groove.
The present invention realizes the cooperation compensation of coupler, lower coupler, elastic construction can be located on the power supply base of lower coupler, also elastic construction can be located on the bottom of upper coupler, and be provided with the height strong point at bottom, make kettle tilt to coordinate compensation with lower coupler, to reach identical object.
Below introduce the second embodiment of the present invention:
As shown in Figure 10 to Figure 12, a kind of bottom 4 structures that are provided with removable pin 16, on removable pin 16, be provided with installation foot 162, and be provided with buckle 163 at installation foot napex, operating range with restraint pin 16, removable pin 16 is provided with the pivot pin 161 that fixing spring 17 use are installed, and 162 of installation feet are matched in clearance with face around the loose slot 403 being located on bottom 4, guarantee can free upper and lower activity not interfere after removable pin 16 installs.The installation foot 162 of removable pin has elasticity, the width of two back-offs 163 is greater than the width of loose slot 403, back-moving spring 17 is packed into after pivot pin 161, utilize the elasticity of installation foot 162, the removable pin that installs spring is pressed in loose slot 403 by force, and in loose slot 403, is provided with shoulder 406 and the spacing bottom 407 of matching with back-off 163.And bottom 407 is higher than shoulder 406, to guarantee the activity space to removable pin.
Further, this kind of removable pin structure, the degree of depth of loose slot 403 is greater than the height of removable pin 16, and the elastic force of spring is micro-to be less than or equal to kettle body weight and to be greater than the weight of removable pin 16, can make removable pin reset.The strong point of removable pin must be higher than first strong point 401 of bottom 4.
With reference to shown in Figure 13 to Figure 15, a kind of bottom cover structure, described bottom 4 back sides are provided with first strong point 401 and second strong point 402, first strong point 401 is higher than second strong point 402, and first strong point 401 is located at the direction that power switch 24 is installed, second strong point 402 is located at contrary plane in front, and at least 2 of the quantity of first strong point 401 and second strong point 402 or more than, to guarantee kettle supporting & stablizing, not rock.Removable pin 16 is located at the direction of second strong point 402.On described bottom 4, be also provided with the screw hole 405Ji center macropore 404 that use is installed, bottom 4 use screws 23 pass through fixedly kettle body bottom of screw hole 405.Center macropore 404 is for installing coupler 7.
Further, shown in Figure 14 and Figure 15, kettle is positioned on the power socket 21 that is provided with lower coupler 8, design due to power socket upper surface and bottom 4 lower surfaces, kettle can tilt to the second strong point 402 directions, form an angle of inclination beta, upper coupler can tilt to realize with coordinating of lower coupler by this and compensates.And the effect of removable pin 16 is, by elastic force, regulate, even if guarantee when mismachining tolerance appears in kettle, still can keep predetermined magnitude of inclination.When kettle is unkitted liquid, removable pin 16 guarantees highly parallel with the first high strong point 401, keeps kettle steady.When kettle dress liquid, weight increases, spring indentation, and kettle tilts to realize the cooperation compensation of coupler.So being the weight that deducts the second strong point 402 height dimension X2 sizes and kettle with first strong point 401, the size at β angle is directly proportional; Exceed the size X1 of bottom 4 planes with removable pin 16 and the elastic force of spring is inversely proportional to.When the size of X1 is larger larger with elastic force spring, angle of inclination beta is less.
Below introduce the third embodiment of the present invention:
Realize the upper and lower position compensation of electric coupler, also can do elastic construction at kettle body bottom, three that contact with power supply base or above in geometrical relationship, be the resiliency supported pin divided equally or the supporting surface that connects into certain area, to reach upper coupler, move down the object of compensation.
With reference to shown in Figure 16 to Figure 18: similar with the second embodiment, the bottom 4 of the present embodiment is provided with installs the screw hole 405Ji center macropore 404 that kettle body is used.Different from the second embodiment, the present embodiment is provided with the loose slot 403 that three or above geometrical relationship are divided equally, and the common strong point 402 does not play main support pedestal effect.In loose slot 403, similarly pack back-moving spring 17 and feet 16 into the second embodiment, form a bottom assembly with elastic support points, flexible feet 16 main support kettle bodies.
Further, upper coupler 7 described in the present embodiment itself is provided with thermally sensitive temperature sheet, and this thermally sensitive temperature sheet must be tightly and is fitted in securely on heat transfer plate, accurately temperature sensor, and control coupler disconnection or closed, to reach electric kettle steady operation object.
Further, bottom assembly is screwed on the heat transfer plate of kettle body bottom.
When this embodiment is placed on kettle on the base that is provided with lower coupler 8, downward because of the weight of kettle, cause a plurality of elastic foots upwards to shrink, through the adjustment of elastic device, whole kettle body downwards appropriateness is mobile, reaches upper and lower electric coupler motion compensation.
Below introduce the fourth embodiment of the present invention:
In order to realize electric coupler, move up and down compensation, above three schemes be all by elastic device design at the bottom of upper coupler or be provided with on the base of lower coupler, act between kettle body and base, regulate the distance between upper and lower coupler.But, also upper and lower coupler all can be designed to fixed, and in the structure of lower coupler periphery design flexibility structure, base is made into can flexible adjustment, reaches equally the object that upper and lower coupler moves up and down compensation.
The work of insulating pot is that all only having of the feet of bottom and power supply base stablized or fixedly make kettle can reach the stand-type work of designing requirement by the work that switches on power after upper and lower coupler coupling.So the present embodiment is divided into Liang Ge mechanism by base folding, middle is coupler mechanism under fixing, peripheral for to stablize kettle body and to have flexible mechanism.
With reference to shown in Figure 19 to Figure 23: a kind of power supply base structure of insulating pot, comprises upper cover 9, lower cover 26, stable lid 211, coupler 8, back-moving spring 10, feet 24 and spacer pin 25.Upper cover 9 and lower cover 26 that centre is fixed with coupler 8 are fixed together by screw 15, become fixed structure, and the upper feet 24 of installing in the hole of stable lid 11, boss on back-moving spring 10 one end butt stable lid 211, other end butt feet 24 can move up and down the feet 24 of supporting & stablizing lid 211 under elastic reaction with respect to stable lid 211.
Upper cover 9 is provided with centre bore and the bayonet lock 906 that coupler is installed, and fixedly the screw column 912 of lower cover 26 use, outer ring 903 are provided with guiding rib 904 and the brim of a hat 911 on outer ring, and the diameter X of the described the brim of a hat 911 is greater than the diameter X3 of outer ring 903.
Described lower cover 26 is provided with the installation screw hole matching with upper cover, and three or with geometrical relationship for dividing equally the strong point 261, reach stabilization.
Described stable lid 11 is provided with centre bore, and the diameter X2 of centre bore is greater than the inner ring diameter X3 of upper cover and is less than the brim of a hat diameter X and is less than the external diameter X1 of lower cover, forms free gap like this between centre bore and upper cover inner ring.And be provided with three or hole 211 that elastic foot is installed above, and in hole, be provided with the fixedly groove 212 of spacer pin 25.Pack back-moving spring 10 and feet 24 into 211, then by spacer pin 25 clampings, form feet upper and lower activity within the specific limits.
Further, the structure height Y1 of described stable lid 11 inner rings in upper cover inner ring is less than upper cover 9 and the mounted spacing height of lower cover 26 Y2.To guarantee that stable lid 11 can be moved up and down by the driving of elastic foot apart from Y2 during this time.
Further, upper covering, a brim of a hat 911 is set, this brim of a hat certain distance that stretches out on the basis of upper cover, covers the part area of stable lid.The effect of the brim of a hat 911 is that shelves are kept away foreign material and fallen in the activity gap between stable lid 11 and upper cover 9, in order to avoid cause activity to have some setbacks or stuck, also can play the effect of sign.The brim of a hat is all or part of annular.For the sign as eye-catching, the color of this brim of a hat is different from stable lid, has marking part.Similarly, on the first embodiment, cover also the similar the brim of a hat can be set, be used for cover part lower cover to block gap.
Further, bottom 4 is provided with the strong point 401, when kettle is placed on base, that the strong point 401 on bottom contacts with removable cover at first, when kettle gravity moves down, removable cover also and then moves down, and middle lower coupler is motionless, until kettle moves down into when coupler is coupled lower coupler completely, just can not move down again.
Below introduce the fifth embodiment of the present invention:
In order to realize the upper and lower compensation of electric coupler, also the bottom folding of kettle body can be divided into two parts, centre is fixing upper coupler, border is independent unsteady part, be called bottom shell, bottom shell is provided with elastic part, and bottom shell can upper and lowerly be floated.Reach the object of compensation.
On general mechanical type, coupler has three temperature sense sheets, and a water vapour induction is controlled power supply and jumped disconnected; Another two for protective effect, prevent when anhydrous that insulating pot burns out.So the sensing chip of two protective effects tightly note is lived heat transfer plate at the bottom of kettle.Reach that induction is stable, object accurately.And kettle bottom has been protection, support and shield effect.
With reference to shown in Figure 24 to Figure 25, bottom assembly folding is divided into two parts, be respectively bottom 4 and bottom shell 27, in described bottom shell 27, be provided with spring fitting post 271; Described bottom shell is provided with interior eaves 272; Bottom shell 27 is dislocation with contact position, kettle body base, and diameter is unequal; Or be provided with groove position at bottom shell and cooperation place, kettle body base, and kettle body base is encased, but do not lean, leave upper and lower activity space.After spring 28 covers pack 271 erection columns into, contact with the chassis 29 of kettle, spring 28 can drive bottom shell 27 to fluctuate within the specific limits.
Described bottom 4 is provided with screw hole, with screw, bottom is fixed on the heat transfer plate of kettle body bottom, bottom and bottom shell are matched in clearance, prevent that bottom shell is aprowl stuck, and described interior eaves 272 plays the movable spacing effect of kettle bottom that enters by gap with the tiny foreign material of shield.
Further, stable for kettle is stood, do not rock, on bottom shell, be provided with the salient point for dividing equally in three or above geometrical relationship, be called feet 273.In like manner, described spring stack 271 also can be made as three or more and is the position of dividing equally and corresponding spring is installed in geometrical relationship.Spring fitting post can be arranged on and the corresponding position of described salient point
The present embodiment is to utilize bottom to play a supporting role, and bottom is split as to Liang Ge mechanism, and centre is fixing and the bottom 4 of the upper coupler of protection; Outer ring is passive bottom shell 27, on the outer ring of bottom shell 27, is located at elastic mechanism, can drive bottom shell 27 to move up and down.Reach kettle body integral body and move up and down to make up cooperation compensation.
As can be seen from the above description, the present invention has realized following technique effect:
Elastic compensating mechanism is set between kettle body and base, to solve the technical problems such as loose contact that cause due to electric coupler structural change between the two, has reached electric coupler and contacted object good, kettle working stability.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.

Claims (34)

1. an electric coupling structure, is characterized in that, comprises coupler, lower coupler and elastic mechanism, and described elastic mechanism drives described upper coupler and/or described lower coupler to move and forms electric coupling cooperation.
2. an electric kettle, comprise kettle body, carry the base of described kettle body, upper coupler, lower coupler, wherein, described upper coupler is arranged on kettle body, described lower coupler is arranged on base, it is characterized in that, described electric kettle also comprises elastic mechanism, drives described upper coupler and/or described lower coupler to move and coordinates formation electric coupling.
3. electric kettle according to claim 2, is characterized in that, described base comprises upper cover and lower cover, covers on described and is fixedly installed described lower coupler, lower coupler described in the butt of described elastic mechanism one end, lower cover described in other end butt.
4. electric kettle according to claim 3, is characterized in that, described upper cover coordinates by guide pillar and guide hole with described lower cover and/or by being clasped.
5. electric kettle according to claim 4, is characterized in that, covers on described guide pillar is set, and covers under described the guide hole coordinating with described guide pillar is set, and screw passes described guide hole and is fixedly connected with described guide pillar.
6. electric kettle according to claim 5, is characterized in that, covers on described spacer pin is set, and covers under described the stopper slot being clasped with described spacer pin is set.
7. electric kettle according to claim 3, is characterized in that, between described upper cover and lower cover, has fit clearance.
8. electric kettle according to claim 2, it is characterized in that, described kettle body has the bottom coordinating with described base, described upper coupler is fixed on described bottom, on described bottom, removable pin is set, bottom described in the butt of described elastic mechanism one end, the other end drives described removable pin to protrude described bottom.
9. electric kettle according to claim 8, is characterized in that, between described removable pin and described bottom, has free gap.
10. electric kettle according to claim 9, is characterized in that, described bottom arranges first strong point and second strong point on the surface of described base, and described first strong point is higher than described second strong point.
11. electric kettles according to claim 10, is characterized in that, described first strong point of setting position distance of described removable pin is distal to described second strong point of distance.
12. electric kettles according to claim 8, is characterized in that, described removable pin arranges a plurality of.
13. electric kettles according to claim 13, is characterized in that, a plurality of described removable pins geometry on the bottom surface of described bottom is uniform.
14. electric kettles according to claim 8, is characterized in that, the part that described removable pin protrudes described bottom has supporting surface.
15. electric kettles according to claim 2, it is characterized in that, described upper coupler is fixed on described kettle body, described base comprises upper cover, lower cover and stable lid, and described lower coupler is fixed on described and covers, and described upper cover is fixedly connected with described lower cover, the upper surface of described stable lid carries described kettle body, in described stable lid, feet is set, stable lid described in the butt of described elastic mechanism one end, the other end drives described feet to protrude the lower surface of described bottom.
16. electric kettles according to claim 15, is characterized in that, described stable lid around described upper cover and described lower cover and be partially submerged into described upper cover and described lower cover between gap.
17. electric kettles according to claim 15, is characterized in that, cover on described and are provided with the centre bore and the screw column that is connected described lower cover that described upper coupler is installed.
18. electric kettles according to claim 16, is characterized in that, cover under described and are provided with the screw hole coordinating with described screw column.
19. electric kettles according to claim 15, is characterized in that, described screw hole geometry on the bottom surface of described lower cover is uniform.
20. electric kettles according to claim 15, is characterized in that, described stable lid center is provided with centre bore, and the diameter of described centre bore is greater than the inner ring diameter of described upper cover.
21. electric kettles according to claim 15, is characterized in that, described feet is a plurality of.
22. electric kettles according to claim 21, is characterized in that, a plurality of described feets geometry on the lower surface of bottom is uniform.
23. electric kettles according to claim 2, it is characterized in that, described kettle body comprises bottom and around the bottom shell of described bottom, described upper coupler is arranged on described bottom, on described bottom shell, described elastic mechanism is set, drives described bottom shell and described base Elastic Contact.
24. electric kettles according to claim 23, is characterized in that, described bottom shell is provided with spring fitting post, and described elastic mechanism is arranged on described spring fitting post, the kettle described in the butt of one end in kettle body, bottom shell described in other end butt.
25. electric kettles according to claim 23, is characterized in that, on described bottom shell, are provided with a plurality of salient points.
26. electric kettles according to claim 23, is characterized in that, described spring fitting post is arranged on and the corresponding position of described salient point.
27. electric kettles according to claim 26, is characterized in that, described spring fitting post is provided with a plurality of.
28. electric kettles according to claim 25, is characterized in that, a plurality of described salient points geometry on the lower surface of described bottom shell is uniform.
29. electric kettles according to claim 23, is characterized in that, matched in clearance between described bottom and described bottom shell.
30. electric kettles according to claim 29, is characterized in that, described bottom shell is provided with interior eaves, and described interior eaves extends towards described bottom, cover the part area of described bottom.
31. electric kettles according to claim 3, is characterized in that, cover on described the brim of a hat is set, and the described the brim of a hat stretches out, and covers the part area of described lower cover.
32. electric kettles according to claim 15, is characterized in that, cover on described the brim of a hat is set, and the described the brim of a hat stretches out, and covers the part area of described stable lid.
33. according to the electric kettle described in claim 31 or 32, it is characterized in that, the described the brim of a hat is all or part of annular.
34. according to the electric kettle described in claim 31 or 32, it is characterized in that, the described the brim of a hat has marking part.
CN201310662726.7A 2013-12-06 2013-12-06 Electric coupling structure and electric kettle Active CN103637694B (en)

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Publication number Priority date Publication date Assignee Title
CN104068747A (en) * 2014-07-14 2014-10-01 金鸿灵 Electric kettle
WO2019015409A1 (en) * 2017-07-19 2019-01-24 格力电器(武汉)有限公司 Heater

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CN103682887A (en) * 2013-12-06 2014-03-26 浙江绍兴苏泊尔生活电器有限公司 Electric heating kettle
CN203589396U (en) * 2013-12-06 2014-05-07 浙江绍兴苏泊尔生活电器有限公司 Electric kettle
CN203576312U (en) * 2013-12-06 2014-05-07 浙江绍兴苏泊尔生活电器有限公司 Electric coupling structure and electric kettle

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GB2209891A (en) * 1985-06-18 1989-05-24 Sharp Kk Anti-vibration connector for mounting a water heater in a car
US5421271A (en) * 1994-02-01 1995-06-06 Sui; Huang L. Turntable equipped with an electrical receptacle
CN2929931Y (en) * 2006-06-27 2007-08-01 宁波好伙伴电器有限公司 Electric coupler
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104068747A (en) * 2014-07-14 2014-10-01 金鸿灵 Electric kettle
WO2019015409A1 (en) * 2017-07-19 2019-01-24 格力电器(武汉)有限公司 Heater

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