CN208808274U - Portable food stirring machine - Google Patents

Abstract

A kind of Portable food stirring machine (100), wherein magnetic connection (112) provides magnetic attracting force as the main connection between rotatable agitating element and motor and between stirring container (104) and pedestal (102).Blender may be electronic whirlpool blender, and wherein stirring container includes agitating element (110), such as blade or stirring rod.Stirring container is kept on the base, and agitating element can be by magnetism connection by the motor driven in pedestal.Interface simpler in structure can be realized between stirring container and pedestal by providing magnetic connection.This is advantageous in terms of manufacturing cost, and user is allowed easily to operate blender.

Description

Portable food stirring machine

Technical field

It is the present invention relates to a kind of Portable food stirring machine, in particular to a kind of by for example, electric network source or battery are powered Electronic whirlpool blender, be suitable for stirring or mixing food materials, such as beverage, protein milk shake or other viscous foods.

Background technique

The healthy complementary goods of many types needs to mix two or more food materials.For example, protein milk shake or for meal mend Product are filled usually as the powder or paste that be mixed to form edible viscous foodstuff with basal liquid (such as water or milk) Object provides.

In general, by being rocked manually in suitable container, such as the food materials in bottle are mixed.But with such side Method is difficult to obtain uniformly soft and smooth mixture.

Traditional food blending apparatus can be used for mixing such beverage, but such food blending apparatus is not portable Band, and in such devices since mechanical stress caused by mixing may have adverse effect on healthy complementary goods.

Recently, portable electric blender has been developed specially to solve the above problems.One of this blender shows Example is PROMIXX whirlpool blender, and wherein the base part of container is equipped with rotatable blades.Container may be mounted at comprising electricity On the pedestal of machine.Rotatable blades are driveably connected to motor by mechanical attachment, from there through vortex action and related streams Body shearing force carrys out the liquid in stirring container, and the vortex action and associated fluid shearing force are the shape and appearance of the blade by rotating What the combination of the interior shape of device generated.

Container can be the form of bottle, and mixing liquid can be consumed or distribute from the bottle.

Summary of the invention

In the most general case, the present invention provides a kind of Portable food stirring machines, wherein being come using magnetism connection Be operably connected component.Particularly, the present invention may relate to a kind of Portable food stirring machine, and wherein magnetic attracting force is used as Main connection between rotatable agitating element and motor.In some instances, magnetic connection it is also possible to provide or help to connect Stirring container and pedestal in other component, such as portable electric food blending machine.In such an example, portable food Blender may include: the pedestal for accommodating motor, and the stirring container including agitating element, and wherein stirring container passes through magnetism Connection is kept on the base, and agitating element can pass through magnetic connection driving by motor.There is provided magnetic connection can stir Mix the interface that realization is simpler in structure between container and pedestal.This is advantageous in terms of manufacturing cost, and makes User can easily operate blender.

According to an aspect of the invention, there is provided a kind of Portable food stirring machine, comprising: the pedestal of motor is accommodated, And the stirring container including agitating element, wherein stirring container is kept on the base, and agitating element, which is rotatably installed in, to be stirred It mixes in container, and agitating element can be driven by motor by magnetic connection to revolve relative to stirring container around rotation axis Turn, wherein magnetic connection includes: container part, there is the first magnetic element, which is connected to pass through axis It is rotated together with agitating element relative to container, which passes through the hole in the bottom surface of stirring container associated with container； And base part, there is the second magnetic element, which is rotatably installed on pedestal and can be by electricity Machine drives to rotate relative to pedestal, wherein the first magnetic element and the second magnetic element are arranged at joint interface each other Connection, and container part and pedestal include contact portion, when the first magnetic element and the second magnetic element are at joint interface When connection, the contact portion is adjacent to each other.Magnetism connection can be conducive to motor-driven effective transmitting, while being physically contacted can For ensuring alignment appropriate.Predominating path by using magnetic connection as transmitting driving, physical contact can be by most Smallization is to avoid unwanted frictional force.Contact portion can be moved together with axis, that is, can be driven by motor relative to container It is dynamic, but this is not required.In some instances, magnetic connection is present in non-contact interface, and container part and pedestal Contact between part is provided by the engagement features separated, such as twist lock mechanism etc..

Stirring container may be removably mounted on pedestal.Dismantle interface, i.e., point between stirring container and pedestal or Plane or interval are likely located at magnetic connection place.In other words, stirring container may be removably retained in base by magnetic connection On seat.Magnetism connection may use attractive magnetic retentivity that stirring container is maintained on base part.Magnetism is kept Power is possible to be selected as sufficiently strong stirring container to be fixed on pedestal during motor operation while also weak enough to allow Manually by stirring container from base-separation.Magnetic retentivity is likely larger than 15N；Magnetic retentivity is likely less than 20N.At other In example, physical engagement mechanism, such as twist lock mechanism or bayonet mount can be used, retain the container in pedestal On, and driving may be transmitted to agitating element from motor by magnetic connection.Physical engagement mechanism may be by container part and base Contact portion in seating portion provides.

Portable food stirring machine may be electronic whirlpool blender, and being used for for example will (such as powder or paste shape Formula) food supplement product is stirred into basal liquid.According to the configuration of agitating element, blender may also be suitable for hybrid solid Food.Agitating element may be rotatably installed in stirring container, and agitating element can drive around rotation axis phase Stirring container is rotated.Rotation axis may be oriented from the bottom surface of container to be prolonged in a manner of upright (such as vertical) It stretches.Therefore, agitating element may generate vortex movement in the liquid in stirring container.Agitating element can be configured as, that is, There may be the size and geometry selected, to introduce vortex action in the liquid carried by stirring container.

Container part may be associated with container, and base part may be associated with pedestal.Here, " with ... phase Association " can indicate " on being mounted on ... ", " being connected to ... ", " in being connected to ... " or " by ... keep ".Therefore, magnetic Property connection may include a pair of of component, this may be to component it is separable, to provide disassembling function discussed above.

Joint interface may be defined as between the first magnetic element and the second magnetic element close to (but different Fixed contact) junction or region.First magnetic element and the second magnetic element may pass through the side of the cooperation at joint interface Formula forming.This may insure that magnetic retentivity has smooth or uniform profile on joint interface.In one example, first Magnetic element and the second magnetic element have respective exposed surface at joint interface.Exposed surface may be flat, and naked Showing up may protrude slightly above from around them.

Any one or both in first magnetic element and the second magnetic element may be permanent magnet, such as by suitable Neodymium alloy etc. is made.Preferably, the first magnetic element and the second magnetic element are arranged to (be mounted on their own connection In part) joint interface have opposite magnetic polarity.First magnetic element and the second magnetic element can be set to connecing It is adjacent to each other to close interface.For example, exposed surface can be in contact with each other when stirring container is installed on the base.

Axis may pass through the hole in the bottom surface of stirring container and enter the stirring container for being used for accommodating the food materials to be stirred Internal capacity.

Axis may form contact portion or partial contact portion to extend through the first magnet.In this set, Contact portion may provide the engagement between the axis installation region on the lower end and base part of axis.Axis installation region may extend Across the second magnetic element.For example, the first magnetic element and the second magnetic element may respectively include the ring with central through hole Shape magnet, axis or axis installation region are extended through the central through hole.Axis installation region may include recess portion, which is configured to Retain the shaft in upright orientation.For example, recess portion may have the shape of spherical protrusion, the shape of the spherical protrusion, which plays, makes axis Self-aligning effect (resisting the angular displacement of axis).

Container part may include the upper body (for example, inverted cup) for accommodating the first magnetic element.Base Seating portion may include the lower case (for example, plate) for accommodating the second magnetic element.Contact portion may be by upper body It is formed with lower case.For example, upper body may include skirt section, which has wavy lower edge, the lower edge Edge is arranged to cooperate with lower case.Wavy lower edge may look like a series of tooth, this series of tooth with Corresponding tooth interlocking in lower case.

Axis may pass through container seal, which may remain in hole.Container seal may be moulding part, The moulding part elastically deformable, to be engaged around sealing.Container seal may be in top seal point and lower seal Point is engaged with axis, defines internal cavity between top seal point and lower seal point.In use, axis is close relative to container Sealing rotation.Internal cavity may fill hydrophobic grease to prevent from leaking from internal capacity.Container seal may pass through appearance again Device base plug is kept, on which is fixed on the downside of container.Container seal may include radial flange, the radial direction Flange is sandwiched in the downside of container by base plug.

Agitating element may be mounted on an axle by axle cap.Agitating element and axle cap may be integrally formed, such as list A moulding unit.Axle cap may be fixed on axis by any suitable means, such as frictional fit, overmolded, bonding etc.. For example, axle cap is possibly mounted above the first end of axis, wherein first end is provided with screw thread, to prevent between axle cap and axis Relative rotation.Here, term " screw thread " is for indicating that there are spiral crestal line (being similar to screw), the male portions on convex part Part plan is housed inside in female component.First end may have the screw thread of certain direction of rotation, if for example due to being stirred The resistance for the fluid mixed forces agitating element to rotate against driven direction of rotation, then should be with the spiral shell of certain direction of rotation Line effect is further downward driving axle cap to axis.In one example, driving direction of rotation is clockwise, so screw thread side To being counterclockwise.First end can be configured by other means to realize similar effect.For example, first end may have There is axially extending spline, which forms on the first end.

As described above, axle cap may be simply on the overmolded first end to axis.Alternatively, axle cap may have to be formed In mounting hole wherein, which may be threaded with being threadedly engaged on the first end with axis.When stirring container is from base When seat disassembly, the attachment device between axle cap and axis may need to transmit magnetism and couple separating force.Therefore the attachment device may It is provided so that axle cap from power needed for axis separation greater than power needed for the first magnetic element of separation and the second magnetic element.

First magnetic element may be mounted on the second end of axis via the first stop cup.First stop cup may be mould Component processed, the moulding part are arranged to prevent the phase between stop cup and the first magnetic element in rotation and axial meaning First magnetic element is fixed to the mode of movement.As explained below, the second magnetic element may be pacified by similar mode In the second stop cup.The shape of first magnetic element and the second magnetic element and construction may be substantially the same, because it May be on joint interface as mutual mirror image.Therefore, the following preferred or optional feature of the first magnetic element can be fitted equally For the second magnetic element.

In order to keep the first magnetic element in the axial direction, which may include tapered towards joint interface The main body of (for example, narrowing along cross-wise direction).First stop cup, which may include, to be extended around the periphery of main body with main body is axial Fixed edge.

It, may be in the side perpendicular to rotation axis upward around main body in order to keep the first magnetic element in a rotational direction Periphery form one or more recess portions or keyway.First stop cup may include finger-shaped material or other protrusions, the finger-shaped material Or other protrusions are contained in recess portion or keyway, to prevent the relative rotation between the first magnetic element and the first stop cup from transporting It is dynamic.

The main body of first magnetic element and/or the second magnetic element may have disc-shape.Exposed surface may be disk Flat circular surface.The taper of main body likely corresponds to the reduction of disk diameter.

The main body of each magnetic element can be fixed on by any suitable means in respective stop cup.For example, can It can may be overmolded on magnetic element by press-fit or stop cup.In other examples, bonding may be used.So And, it is important that attachment device is provided so that each stop cup is big from power needed for its corresponding magnetic element separation The power needed for separating the first magnetic element and the second magnetic element.

Motor may include main shaft, which passes through the hole in the top surface of pedestal, and wherein the second magnetic element Motor is connected drivably to via main shaft.As described above, the second magnetic element is possibly mounted in the second stop cup, this second Stop cup itself is possibly mounted on the tip portion of main shaft.Second stop cup may include radially extend edge (such as with The form of ring-shaped skirt), the joint portion between the edges cover main shaft and the top surface of pedestal, to prevent undesirable liquid Body enters motor.Second stop cup may be spaced slightly apart with top surface, so as not to limit the rotation of main shaft.

Tip portion may be with screw thread to prevent the relative rotation between main shaft and the second stop cup.As discussed above , screw thread may reversely rotate on the direction opposite with driven direction of rotation.Second stop cup may be moulding part, The moulding part is arranged to fix the second magnetic element, to prevent between stop cup and the second magnetic element in rotation and axial direction Relative motion on direction.Feature relevant to the first magnetic element disclosed above may be used in here.

Stirring container may have peripheral skirt, which extends around bottom margin, to limit for accommodating The recess portion of pedestal.Therefore the first magnetic element may retract backward from the bottommost edge of container.This may prevent from holding in disassembly Magnetic element is damaged when device.Recess portion may be shaped as cooperating with the top surface of pedestal.This is advantageously possible for pacifying two components It is fitted together.

Skirt section may include one or more engagement features, the one or more engagement features be arranged to on pedestal Corresponding engagement features match, to prevent the opposite rotation between the driven direction top base of agitating element and stirring container Turn.Engagement features may look like simple twisting locked attachment, wherein the finger on a component (for example, skirt section) wherein Shape object or protrusion are accommodated in the corresponding slot on another component (for example, pedestal).In an embodiment of the present invention, this A little engagement features may be secondary for magnetism connection.For example, this engagement features do not need to provide and any axially retain energy Power, because this, which axially retains ability, mainly to be provided by magnetism connection.In other examples, the main mesh of magnetic connection May be will rotation driving be transmitted to agitating element.In such an example, these engagement features may provide container part Contact portion between base part, and container may be axially kept relative to pedestal.For example, engagement features may wrap Include twisting locked or bayonet mount.

Equipment may be by outside or inside power supply power supply.For example, it may be possible to be electric network source power supply or battery power supply.Pedestal can It can include the power supply for motor.Power supply may be battery etc..Power supply may be rechargeable, and pedestal may include conjunction Suitable recharge port, the port is for being connected to external power supply.For example, battery may be by USB port (for example, micro- USB macro-USB port) it charges.

Pedestal may include positioning indicator, for example, LED etc..This may be used to show battery charging state, operation shape State, malfunction etc..For operating starting switch (for example, button) and may also installing on the base for blender.

Detailed description of the invention

Below with reference to the accompanying drawings the embodiment of the present invention is discussed, in which:

Fig. 1 is the perspective view for being adapted to carry out Portable food stirring machine of the invention；

Fig. 2 is the broken-open perspective view of the magnetic connection of the Portable food stirring machine for the embodiment of the present invention；

Fig. 3 A is the perspective view for the magnet in magnetic connection shown in Fig. 2；

Fig. 3 B shows magnet shown in Fig. 3 A in overmolded shell；

Fig. 3 C shows shell overmolded shown in Fig. 3 B being mounted on electric machine main shaft；

Fig. 3 D shows the pedestal for Portable food stirring machine comprising the base portion of magnetic connection shown in Fig. 2 Point；

Fig. 4 is the schematic cross-section of the bottle for Portable food stirring machine, which includes magnetic connection shown in Fig. 2 The bottle part connect；

Fig. 5 A and 5B namely for the pedestal coupling element of the magnetic connection of the embodiment of the present invention explosive view and Assembled view；

Fig. 6 A and 6B namely for the container coupling element of the magnetic connection of the embodiment of the present invention explosive view and Assembled view；Fig. 7 is the schematic cross-section of the magnetic connection connected, and magnetism connection includes the connection member of pedestal shown in Fig. 5 B Container coupling element shown in part and Fig. 6 B.

Specific embodiment

Fig. 1 shows the perspective view of Portable food stirring machine 100, wherein can implement magnetic connection according to the present invention It connects.Blender 100 is electronic whirlpool blender.It includes pedestal 102, and stirring container (hereinafter referred to as bottle) 104 can be removable It is mounted on unloading on pedestal 102.In this example, bottle 104 be by for example, the formation such as molded plastics hydrostatic column, bottle Son 104 defines internal capacity, can stir liquid food in the interior volume.In the example depicted in fig. 1,104 court of bottle It is become narrow gradually to pedestal 102.

Lid 106 is mounted on the top of bottle 104 with closed interior volume.Lid 106 has closure feature 108, and the closure is special Sign 108 is arranged to open and close across the hole of lid 106, enables to enter internal capacity, such as drink the liquid of stirring Body, or introduce food materials.Lid and closure may be conventional.

Agitating element 110 is rotatably installed in the bottom surface of bottle 104, so that when bottle 104 is mounted on pedestal When on 102, the rotation axis of bottle 104 extends vertically through internal capacity.When agitating element 110 is rotated around rotation axis When, agitating element may have any construction for being suitable for that vortex action is generated in liquid in the interior volume.Agitating element can It can be that blade or other general planar elements with a geometry, the geometry are configured to towards bottle Peripheral surface push liquid and make liquid surround bottle peripheral surface.

In use, rotatable agitating element 110 is by the motor being mounted in pedestal 102 driving (not shown).Motor can It can be any suitable rotary drive mechanism.Motor may be high torque brushed DC motor, such as can transmit the machine of about 4W Tool power.Running speed will depend on the property of content, but may be rotated under a load with the speed of about 5000 rpm.

Motor may be by the one or more batteries being also mounted in pedestal 102 power supply (not shown).Motor may pass through The button 114 on bottom base is pressed to start.

The starting of motor causes the rotary motion of vertically extending main shaft, which is connected to via coupling mechanism 112 can Stirring element 110, the coupling mechanism 112 utilize magnetic engagement.

In an embodiment of the present invention, bottle 104 is maintained in the axial direction on base part 102, that is, in certain meaning On prevent moving along rotation axis.This, which is axially retained, to be provided by magnetic engagement, or by with other object Reason connection in conjunction with magnetic engagement provide.Opposite rotation during motor operating between pedestal 102 and bottle 104 in order to prevent Turn, bottle 104 and pedestal 102 may be provided with the mechanical engagement feature 116 of cooperation, and the mechanical engagement feature 116 is for preventing Relative rotation between bottle 104 and pedestal 102.In one example, mating feature may be the finger-shaped material of circumferentially extending, should Finger-shaped material may be housed in corresponding slot.Finger-shaped material can be circumferentially moved in slot degree may be by the geometric form engaged Shape is limited, to prevent relative rotation.Finger-shaped material may be arranged on the base, and slot may be arranged on bottle, and vice versa.This Invention is not limited to the presence or property of these engagement features.They may implement in various ways, such as pass through bottle and pedestal Between be threadedly engaged.

Fig. 2 shows the perspective views of the connection 112 between electric machine main shaft 132 and rotatable agitating element 110.In Fig. 2 View is cut downwards along rotation axis, so that component is more clearly shown.

Connection 112 includes being mounted in bottle 104 and the bottle part including rotatable agitating element 110, and installation In pedestal 102 and the base part including the main shaft 132 by motor driving (not shown).Bottle part and base part are logical The magnetic engagement crossed between the first magnet 124 and the second magnet 138 is connected to each other.

First magnet 124 is located in bottle part.First magnet is in the form of annular discs, and is maintained at overmolded shell In 126.Overmolded shell is connected to one end of axis 120, and the other end of axis 120 is equipped with rotatable agitating element 110. Axis 120 is rotatably installed in the bottom (see figure 4) of bottle 104.

Overmolded shell 126 forms cup to keep the first magnet 124.First magnet 124 has the side of taper Surface, the side surface help for the first magnet to be maintained in shell 126.

Axis 120 is maintained in overmolded shell 126 by a pair of inside protrusion 128.Therefore, axis 120, cladding Molding shell 126 and the first magnet 124 are arranged to integrally move.

Agitating element 110 is by the moulding part of the formation such as such as plastics.Agitating element includes overmolded axle cap 118, which is mounted on the top of axis 120.In order to prevent (for example, resistance caused by) as the fluid during stirring The top of relative rotation between agitating element and axis, axis 120 is provided with screw thread, for example, having a size of M2.This, which has, increases stirring The effect of separating force between element moulded parts and main shaft.The end of axis has the screw thread in certain direction, the direction and stirring member Part is opposite by the direction of rotation generated by the resistance of fluid, it means that in use, can significantly enhance 120 He of axis Engagement between overmolded axle cap 118.In another embodiment, the top of axis 120 may have the axis of radially protruding Similar function is realized to spline.Axial splines may preferably have screw thread.

The base part of connection 112 includes the second magnet 138 being mounted in corresponding overmolded shell 136, the packet Molded housing 136 is covered to be connected to by the main shaft 132 of motor driving (not shown).Motor is normally encapsulated in shell 130.It is main Axis 132 is stretched out for example, by suitable bearing 134 from shell.

The top of main shaft 132 may have the threaded portion 140 of the mode similar with the threaded portion 122 of axis 120, so as to The relative rotation between overmolded shell 136 and main shaft 132 is prevented in use.

Fig. 2 shows the connection 112 positioned at bonding station, wherein the first magnet 124 and second magnet 138 have it is adjacent Bottle is fixed to base part from there through magnetic attraction by exposed surface.Magnet may be selected to provide at least 17.5 N Attraction.In one example, magnet is made of N42 grades of Nd Fe B alloys.Preferably, the attraction between magnet is (also referred to as For separating force) it is selected as, so that being applied on agitating element when motor rotates and is connected to agitating element by magnetic force Any power for being enough that agitating element is made to stop operating can all cause motor magnet connection sliding before stall.

Above-mentioned magnetic engagement is providing simpler assembling process and is increasing bond strength side compared with tradition machinery connects Face, such as undesirable separation is prevented, it is advantageous.Magnetic engagement is also possible to that tradition machinery is avoided to connect the machinery that may occur Connection error.

Fig. 3 A to Fig. 3 D shows each stage in the assembling of pedestal 102.Fig. 3 A shows the second magnet 138.Second Magnet 138 be it is discoidal, have tapered side surface.Side surface direction is tapered with the joint interface of the first magnet 124 (that is, reducing towards with the joint interface diameter of the first magnet 124).The direction of this taper helps to protect the second magnet 138 It holds in overmolded shell 136.Axial groove 142 is formed in the outer surface of the second magnet 138, to facilitate the second magnetic Body 138 is maintained in overmolded shell 136 along direction of rotation.

Fig. 3 B shows the second magnet 138 being mounted in overmolded shell 136.The overmolded formation of shell 136 Cup is to keep the second magnet 138.The downside of cup includes hole 144, which is used to accommodate the main shaft of motor.In addition, The upper surface of adaptation pedestal is shaped as on the downside of cup, to prevent material from leaking into motor.

Fig. 3 C shows the overmolded shell 136 being mounted on main shaft 132 by threaded portion 140.

Fig. 3 D shows the example of the pedestal 102 assembled completely.With the feature quilt with feature identical function shown in FIG. 1 Assign identical appended drawing reference.As shown in Figure 3D, pedestal 102 has the top cover 150 being mounted on electric machine casing 130.It is overmolding to Shell body 136 and the second magnet 138 are protruded from top cover 150.The bottom surface of overmolded shell 136 be shaped as (such as For bending part 146 and bending part 148) meet the shape of top cover.Preferably, in overmolded shell 136 and top cover 150 Between there are small intervals.Top cover is also possible that the engaging groove 116 around lid periphery, corresponding on bottle 104 to accommodate Protrusion.

Fig. 4 shows the sectional view of the base portion of bottle 104, based on context to show the bottle part of connection 112.On The feature that face has been described is endowed identical appended drawing reference, and no longer describes.Bottle 104 limits internal volume 160, this is interior Portion's volume 160 has bottom surface 158.The bottle of connection 112 is partially installed on 158 center of bottom surface of inner space.? In the example, there are upward protrusion 162 in bottom surface 158, axis 120 extends through the protrusion 162.Top cover 118 It is mounted on the opposite end of axis 120 with overmolded shell 126, axis 120 is maintained to the appropriate position in protrusion 162 It sets.

Axis 120 passes through container seal 164, which is maintained in the hole being formed in protrusion 162. Container seal 164 is moulding part (such as being formed by silicone resin), which is elastically deformable, to surround axis 120 sealingly engage.Container seal 164 may be top cap part moulded parts, and the top cap part moulded parts is in top seal point Axis 120 is engaged with lower seal point, internal cavity 166 is limited between top seal point and lower seal point.In use, axis 120 rotate relative to container seal 164.Preferably, internal cavity 166 fills hydrophobic grease to prevent from internal capacity 160 Leakage.Container seal 164 is held in position in by container base plug 168, which is assemblied in protrusion In portion 162, and (for example, using suitable bayonet mount etc.) is maintained at 162 lower section of protrusion.For example, container is close Sealing 164 may include radial flange 170, which is sandwiched in the downside of container by base plug.

Bottle includes skirt section 154, which extends below bottom surface 158, to limit recess portion 152, the recess portion 152 are mounted on the top of the top cover 150 of pedestal (referring to Fig. 3 D).Lower volume may be shaped as to help to arrive bottle orientation On pedestal.First magnet 124 is put in lower volume 152, so that the first magnet 124 can be with the second magnetic on engaged with base top Body.

Protrusion 156 is possibly formed on the inner surface of the bottom peripheral edge of recess portion 152.Protrusion 156 forms engagement Feature, the engagement features are arranged to cooperation in engaging groove 116, which is formed in the top cover 150 of pedestal.

In use, bottle 104 is positioned in the top of pedestal 102, so that recess portion 152 is aligned with top cover 150.Then, Bottle is dropped on pedestal, so that the first magnet 124 and the second magnet 138 are attracted one another to retain the bottle on pedestal. Then, bottle and pedestal may be rotated relative to each other with direction identical with motor driven agitating element, by protrusion 156 It is joined in their own slot 116.It is this to prevent bottle from rotating when being bonded on electric motor starting.

Material to be mixed may be introduced in the internal capacity 160 of container top, and may be by pressing pedestal On button carry out starter.

Another implementation of magnetic connection according to the present invention is described referring to Fig. 5 A, Fig. 5 B, Fig. 6 A, Fig. 6 B and Fig. 7 Example.

Fig. 5 A and Fig. 5 B are the explosive view and assembled view of pedestal connection parts 200 respectively.Pedestal connection parts may With function identical with component shown in above-mentioned Fig. 3 B, that is, lower magnet is fixed to the base for being mounted on blender product Motor in seat.

Pedestal connection parts 200 include magnetic element 202, and in this embodiment, which is toroidal magnet, For example including annular body, which has center through hole, which is formed in the annular body.Magnetic element 202 may be formed by ferritic stainless steel or other similar wear-resisting (such as corrosion-resistant) magnetic material.Pedestal connection parts 200 It further include shell 204, which may be molded element, which is for example formed by injection moulding etc., and is had Annular recess 206, the annular recess 206 are shaped as accommodating and keeping magnetic element 202.

Shell 204 includes right cylinder, such as cylindrical bar, the right cylinder are shaped as fitting in magnetic element 202 It entreats in through-hole.As explained below, upper surface column 208 has recess 209, such as spherical recess etc., which is used for Connection is aligned in use.

Shell 204 further includes the wavy crestal line 210 formed around the circumference of annular recess 206.In this illustration, Wavy crestal line provides three protrusions, and each protrusion has the engagement surface towards circumferencial direction.These protrusions It is arranged to cooperate with the corresponding protrusion in the other parts of magnetism connection, physical engagement surface is presented, to facilitate Driving is transmitted in container from base unit.

Fig. 6 A and Fig. 6 B are the explosive view and assembled view of container coupling element 300, the container coupling element 300 respectively It may be used together with pedestal coupling element 200 discussed above, to form the magnetic connection of the embodiment of the present invention.Container connection Connecing element 300 includes stiff shaft 302, which is for example extended in container in the mode similar with above-mentioned axis 120.It stirs Mix the top that blade (not shown) may be fixed to axis 302.Preferably, axis 302 is non-magnetic material, such as austenite stainless Steel.

Container coupling element 300 further includes shell 304, which may be by for example, formation such as injection moldings Molded element.In this embodiment, shell 304 is similar to inverted cup, including annular top surface, the annular top table Face has the skirt section extended downwardly hung down from the excircle on the annular top surface.It is formed in the top surface of shell 304 Hole 308.Axis 302 is mounted in the bore, such as is fixed or be adhered in hole, so that axis 302 will not be mobile relative to shell 304. Shell 304 may be molded around axis 302.

Container coupling element 300 further includes magnetic element 306, and in this example, which is toroidal magnet 306, for example including annular body, central through hole is formed in the annular body.Magnetic element 306 may be by having high magnetic suction The neodymium or other materials of gravitation are formed.

The lower end of axis 302 is arranged in the internal capacity for protruding into shell 304.The center through hole and axis of magnetic element 306 302 diametric fit, so that magnet is located in the inner space between the inner wall and axis in skirt section.

Shell 304 includes wavy crestal line 310, and bottom margin of the wavy crestal line 310 around skirt section is formed.Such as Upper described, wavy crestal line is arranged to match with the character pair of pedestal connection parts.Therefore, in this illustration, Wavy crestal line provides three protrusions, and each protrusion has the mating surface towards circumferencial direction.However, it is possible to Understand, any feature being interconnected for transmitting driving rotation is all possibly used for wavy crestal line.

Fig. 7 shows the schematic cross-section of magnetic connection 400, when 300 phase of pedestal connection parts 200 and container connection parts Mutually when cooperation, magnetism connection 400 is formed.Common feature is given identical attached drawing mark with Fig. 5 A, Fig. 5 B, Fig. 6 A and Fig. 6 B Note, and no longer describe.

During compounding practice, when pedestal magnetic element 202 attracts container magnetic element 306, the lower end of axis 302 is drawn Enter in the recess portion 209 in shell 204.This arrangement ensures that container connection parts are pulled and are aligned with pedestal connection parts, makes The mere contact point before applying rotary driving force is obtained to appear between axis 302 and recess portion 209.Therefore rotation can be transmitted to drive Power is without the risk that is damaged or generated heat due to the frictional force between magnet.In this arrangement, magnetic element 202 It is not physically contacted during operation with magnetic element 306.

The length of the axis 302 stretched out from the downside of shell 304 is possible to be selected as the axial direction to prevent wavy crestal line Apparent surface is in contact with each other.When rotation driving is applied to wavy surfaces, it is possible to create on driving direction (i.e. circumferential) Physical contact.

The bottom end of axis 302 and the profile of recess portion 209 may be shaped as, even if when container connection parts 300 are relative to base When seat connection parts 200 are placed with such as up to 2 degree of angle, container connection parts 30 can also transmit driving.

Axis 302 may be supported on container (not shown) via casing 402.Casing 402 may be moulding part, the molding Component is fixed to container or is formed together with container.When 302 sleeve 402 of axis is supported and is maintained in recess portion 209, Ke Yi Driving is transmitted in the case where the very little or none vibration of shaft vibration.

Claims (25)

1. a kind of Portable food stirring machine, comprising:

Pedestal accommodates motor；And

Stirring container comprising agitating element,

Wherein the stirring container is maintained on the pedestal,

Wherein the agitating element is rotatably installed in the stirring container, and wherein the agitating element can pass through Magnetism connection is by the motor driven, to be rotated relative to the stirring container around rotation axis,

Wherein the magnetism, which couples, includes:

Container part, has the first magnetic element, and first magnetic element is connected to through axis and the agitating element It is rotated together relative to the container, the axis passes through in the bottom surface of the stirring container associated with the container Hole, and

Base part, have the second magnetic element, second magnetic element be rotatably installed on the pedestal and Can by the motor driven, to be rotated relative to the pedestal,

Wherein first magnetic element and second magnetic element are arranged to be coupled to each other at joint interface, and

Wherein the container part and the base part include contact portion, when first magnetic element and second magnetic When property element couples at the joint interface, the contact portion is adjacent to each other.

2. Portable food stirring machine according to claim 1, which is characterized in that the stirring container is removably installed On the pedestal.

3. Portable food stirring machine according to claim 1 or 2, which is characterized in that first magnetic element and/or Second magnetic element is permanent magnet.

4. Portable food stirring machine according to claim 1, which is characterized in that first magnetic element and described Two magnetic elements are arranged to have opposite magnetic polarity at the joint interface.

5. Portable food stirring machine according to claim 1, which is characterized in that the axis extends through first magnetic Body, and the contact portion includes the engagement between axis installation region on the lower end and the base part of the axis.

6. Portable food stirring machine according to claim 5, which is characterized in that the axis installation region includes will be described Axis is maintained at the spherical recess of straight orientation.

7. Portable food stirring machine according to claim 5 or 6, which is characterized in that the container part includes being used for The upper body of first magnetic element is accommodated, the base part includes the lower part for accommodating second magnetic element Shell, and the contact portion is formed by the upper body and the lower case.

8. Portable food stirring machine according to claim 7, which is characterized in that the upper body includes skirt section, institute Skirt section is stated with wavy lower edge, the wavy lower edge is configured to cooperate with the lower case.

9. Portable food stirring machine according to claim 1, which is characterized in that the contact portion includes described first The mating area of magnetic element and second magnetic element, the mating area are arranged at the joint interface each other It is adjacent.

10. Portable food stirring machine according to claim 1, which is characterized in that first magnetic element passes through only Dynamic cup is mounted on one end of the axis.

11. Portable food stirring machine according to claim 10, which is characterized in that the stop cup is arranged to fix First magnetic element is to prevent the phase between the stop cup and first magnetic element in rotation and axial direction To the moulding part of movement.

12. Portable food stirring machine according to claim 1, which is characterized in that the motor includes main shaft, the master Axis passes through the hole in the top surface of the pedestal, and second magnetic element is connected drivably to via the main shaft The motor.

13. Portable food stirring machine according to claim 12, which is characterized in that second magnetic element is via only Dynamic cup is mounted on the tip portion of the main shaft.

14. Portable food stirring machine according to claim 13, which is characterized in that the tip portion is provided with spiral shell Line, to prevent the relative rotation between the main shaft and the stop cup.

15. Portable food stirring machine described in 3 or 14 according to claim 1, which is characterized in that the stop cup is arranged to Fixed second magnetic element is to prevent between the stop cup and second magnetic element in rotation and axial direction Relative motion moulding part.

16. Portable food stirring machine according to claim 1, which is characterized in that the agitating element is pacified via axle cap It fills on the shaft, and the agitating element and the axle cap are integrally formed.

17. Portable food stirring machine according to claim 16, which is characterized in that the axle cap is mounted on the axis Above first end, and the first end is provided with screw thread, to prevent the relative rotation between the axle cap and the axis.

18. Portable food stirring machine according to claim 1, which is characterized in that the axis passes through and is maintained at the hole In container seal, wherein the container seal can flexible deformation, to sealingly engage the axis.

19. Portable food stirring machine according to claim 1, which is characterized in that the stirring container, which has, surrounds bottom The peripheral skirt that portion edge extends, to limit the recess portion for accommodating the pedestal.

20. Portable food stirring machine according to claim 19, which is characterized in that the recess portion is shaped as and the base The top surface cooperation of seat.

21. Portable food stirring machine described in 9 or 20 according to claim 1, which is characterized in that the skirt section include one or Multiple engagement features, one or more of engagement features are arranged to match with the corresponding engagement features on the pedestal, To prevent the relative rotation on the driven direction of the agitating element between the pedestal and the stirring container.

22. Portable food stirring machine according to claim 21, which is characterized in that the engagement features are by the stirring Container is maintained on the pedestal.

23. Portable food stirring machine according to claim 1 or 2, which is characterized in that the agitating element is configured as Vortex action is introduced in the liquid that the stirring container is carried.

24. Portable food stirring machine according to claim 1 or 2, which is characterized in that the pedestal includes for described The power supply of motor.

25. Portable food stirring machine according to claim 1 or 2, which is characterized in that the stirring container passes through described Magnetism connection is maintained on the pedestal.