CN208740782U - A kind of frothing milk machine - Google Patents

Abstract

A kind of frothing milk machine (1), including container cover (2), container cup (3), pedestal (4), central axis (5), blender (6), heat-resistant ring (10), heat-generating disc (12), for driving the driving device (8) and drive magnet disk (7) of the blender (6), the container cover (2) are fixed in central axis (5) upper end, central axis (5) lower end is rotatablely connected the blender (6), heat-generating disc (12) heating surface (121) is equipped with positioning device, the positioning device and the heating surface (121) constitute the groove (19) for receiving container cup (3) lower part, container cup (3) inner bottom surface (30) is equipped with protrusion (31), the blender (6) has bottom plane (66), the blender (6) can be in institute The axial adjustment height and position up and down in central axis (5) lower end is stated, is resisted against the bottom plane (66) on the protrusion (31).

Description

A kind of frothing milk machine

Technical field

The utility model relates to a kind of frothing milk machines, in particular to a kind of to be suitable for having a variety of of height dimension difference The separable frothing milk machine of container cup, the container cup of material.

Background technique

When tasting coffee, we like that milk and milk foam, such as Cappuccino are added in coffee (Cappuccino) milk and milk foam of 1:1 are added in coffee, the milk and milk foam of 3:1 are added in latte (Latte) coffee, leads to The milk foam that the milk foam of addition high quality exquisiteness and the milk of different proportion in coffee are deployed into different-thickness is crossed, it is a variety of to be formed Fine and smooth aromatic mouthfeel, therefore it provides the milk foam of high quality exquisiteness is particularly important.

There are many frothing milk machine of magnetic agitation foaming currently on the market, some will be stirred by the axis in container cover Device hangs the lower end for being lifted on axis, some are that blender is mounted on container bottom by positioning device or axis.

Patent EP 2293710 B1 and PCT:WO 2009135758 A1, WO 2009135759 A1 be related to it is a kind of from containing The foaming machine of foam is generated in milk drink, key structural feature is three kinds of mounting means of blender (3):

First is that blender (3) suspension is lifted in spherical surface (35) structure of axis (60) lower end；

Second is that container (2) inner bottom surface center is fixed with positioning device (160), and blender (3) is supported on positioning device (160) on dome shape tip；

Third is that container (2) outer bottom center is equipped with magnetic receiver (90), and magnetic receiver (90) is equipped with magnet (91), container (2) inner bottom surface center is equipped with moveable boss part (6), and boss part (6) is equipped with magnet (61), and boss part (6) relies on magnet (61) it is located in container (2) inner bottom surface with magnet (91) magnetic of magnetic receiver (90) effect, blender (3) is supported on boss part (6) on dome shape tip；

It is existing insufficient, first is that blender (3) and spherical surface (35) annular face contact friction, frictional resistance is larger, abrasion Comparatively fast, high-speed stirred is influenced；

Second is that positioning device (160) is not instead of simply by container (2) bottom surface stretch forming, individual positioning device (160) welding or other means is fixed on container (2) inner bottom surface, and technique is more complex, when container (2) internal spray non-sticking lining, Spraying around positioning device (160) may be uneven；

Third is that boss part (6) is positioned by its magnet (61) and magnet (91) magnetic of magnetic receiver (90), boss part (6) is every There may be inconsistencies for the secondary position for being placed on container (2) inner bottom surface, may cause magnet (31) and the driving of blender (3) Magnet (51) decentraction in lifting magnet (52) on device (5) motor (53) axis (54) has and positions not accurate or eccentric hidden danger, The stirring of blender (3) high speed rotation is influenced, meanwhile, container (2) and heating device (8) they are welded structure, and container (2) is not square Just dishwasher.

2009097705 A1 of patent US 20110041704 A1 and PCT:WO be related to a kind of liquid food heating, stirring, Foam device, key structural feature are that container (2) is eccentrically set on pedestal (1) top, and pedestal (1) can divide with container (2) From there are two types of mounting means for blender (9), first is that blender (9) is set in the outer circle of container (2) bottom surface bias boss (5), separately First is that axis (27) lower end spherical surface (27a) suspension lifting blender (9).

Its existing deficiency is that blender (9) and lower end spherical surface (27a) are the lifting of annular sphere contact suspension, friction resistance Power is larger, and blender (9) abrasion is relatively fast, influences blender (9) high-speed stirred；In addition, when high speed rotation, because being centrifuged masterpiece With blender (9) may be detached from its positioning convex platform (5).

203388687 U of Authorization Notice No. CN, is related to a kind of foam maker, characterized in that the agitating device (1) includes Locating shaft (1.2), stirring-head (1.5) and rotation support rim (1.7), the rotation support rim (1.7) are located at the stirring Head (1.5) lower part, the locating shaft (1.2) and the stirring-head (1.5) are flexibly connected；Locating shaft (1.2) lower end peripheral has fixed Position button (1.3), which matches fastening or locating shaft (1.2) lower end peripheral with the limiting groove (1.4) of stirring-head (1.5), locating button (1.6) be engaged between stirring-head (1.5) limit rib (1.10) so that stirring-head (1.5) by locating shaft (1.2) position without It shakes.

Shortcomings are, because of axial height size difference, stirring-head (1.5) rotation support rim (1.7) may scratch appearance The non-sticking lining of device (2) bottom surface, in addition, the locating button (1.3,1.6) of locating shaft (1.2) lower end peripheral and stirring-head (1.5) Frictional contact surface is more between limiting groove (1.4) or limit rib (1.10), and stirring-head (1.5) frictional force is larger；Meanwhile container It (2) is welded, container (2) inconvenience dishwasher with heating device (3).

Authorization Notice No. CN203506466U is related to a kind of agitating device component and agitating device, characterized in that including lid Body and the stirring-head for being connected to lid, the lid or the stirring-head are equipped with magnet in junction, and the stirring-head passes through institute It states magnet absorption and is connected to the lid.

Its Shortcomings is that stirring-head (20) and metal shaft (21) are integrally connected, and stirring-head weight increases, and when stirring It is restrained by lid (10) internal magnet (30) magnetic force, frictional force is larger, is unfavorable for high-speed stirred.

The utility model patent and PCT:WO of 101332046 B of Authorization Notice No. CN, CN 100569162C 2006050900 A1 utility model titles relate separately to a kind of utensil for preparing foam from food liquid and method, are used for The utensil of foam is prepared from milk-based fluid；

Wherein, 101332046 B and PCT:WO2006050900 A1 of patent CN, one kind are steeped for preparing from milk-based fluid The utensil and method of foam, the utensil have wireless blistering unit (2), which includes: to accommodate that foam is made The container (21) of liquid, rotatable blender (4) positioning in this embodiment, with the joining bracket of container, are stirred for driving Mix the driving device (5) of device, wherein the utensil has for providing the electrical energy supply device (3) of electric energy for driving device (5), The utensil has positioning device (6), which is formed in lug boss or dimple in the inner surface of container (21), and And the lug boss or dimple with rotational engagement accommodate the blender with complementary shape is substantially formed with blender；Its Positioning device (6) is eccentrically set on container (21) inner bottom surface (210).

Wherein, patent CN 100569162C is a kind of for preparing the utensil of foam from milk-based fluid, which includes blistering Unit (2), the blistering unit include: the container (21) for accommodating the liquid that foam is made, and position in this embodiment rotatable Blender (4), and container (21) joining bracket (20), for passing through magneticaction driving and holding in container (21) The driving device (5) of blender, which is characterized in that the blistering unit is wireless and is suitable for being formed with electric power supply unit (3) It is dismountable to be wirelessly connected；Its positioning device (6) is eccentrically set on container (21) inner bottom surface (210).

Its container is integrated with heating device (being such as printed directly on " thick film " the formula heater circuit of container bottom outer surface) Formula structure, container inconvenience dishwasher, because the factors such as centrifugal force or unbalance stress influence, blender (4) there may come a time when meeting It is detached from the lug boss or dimple of its positioning device (6).

Using the frothing milk machine of suspension lifting blender, there are many methods currently on the market, differ from one another, in objective terms, Have the following disadvantages phenomenon:

First is that usually all spraying the not snearing just like Teflon in container integral structure as described above, inside container Layer, therefore be primarily present container inconvenience dishwasher and stirrer bottom and scratch container interior bottom surface non-sticking lining sometimes The problem of.

Second is that in some containers and the separable structure of pedestal, outside of containers face contacted sometimes with pedestal inner hole and to Pedestal heat transfer, while the container for being supplied to user's selection is relatively simple.

Third is that there is stirrer bottom scraping collision container interior bottom surface or stirring when container height size is there are when error change Device slipping phenomenon, influences normal use；Such as the glass that frothing milk machine uses, general height dimension range is in 120~150mm Left and right, there are the height dimension error of 1~2mm or so, turn of the height dimension error to the blender of magnetic drive for glass Speed and foaming effect are affected, because being generally provided with Nd-Fe-B permanent magnet, distance change pair in drive magnet disk and blender The magnetic field strength or driving magnetic force of permanent magnet are affected, and such as when container height size has minus deviation, blender bottom surface has When can touch container interior bottom surface, influence blender and normally stir, when container height size have overgauge when, drive magnet disk pair The driving magnetic force of blender significantly becomes smaller, cause blender not catch up with the revolving speed of drive magnet disk in driving device and skid, And make a noise, therefore, for the container with height dimension error change and configure suspension hoisting structure blender come It says, being kept stirring the distance between device and drive magnet disk stabilization is particularly important, and it is no just to directly affect frothing milk function It is often used.

Fourth is that the blender of suspension lifting type, blender own wt is plus drive magnet disk to the magnetic of blender Power is all born by the stress surface of suspension hoisting structure, causes blender abrasion relatively fast, and frictional force increases, and influences high-speed stirring It mixes.

In addition, working as frothing milk machine when not in use, the working condition position for being so installed on container bottom for a long time is had a high regard in stirring, The unidirectional magnetic attraction for keeping the motor shaft of driving device upward to drive magnet disk by blender for a long time, is easy to cause motor axial Clearance increases or noise increases.

Utility model content

The utility model is intended to reduce or eliminate one or more skills existing in the prior art at least to a certain extent Art problem.

One purpose of the utility model is that container cup and heat-generating disc are separable, convenient container cup, blender dish-washing machine Cleaning, it is safe and healthy, while avoiding container cup lateral surface to pedestal transmission of heat by contact.

Another purpose of the utility model is, even if there are height dimension errors can be used normally for container cup, drop Low cost, Improving The Quality of Products facilitate user to select the container cup of various material.

Another purpose of the utility model is, reduces the frictional force of blender, extends blender service life.

Another purpose of the utility model is, the motor shaft of driving device is avoided to be caused for a long time by unidirectional magnetic attraction Motor end-play increase and noise increase deficiency.

For this purpose, the utility model solves the technical solution that above-mentioned technical problem is taken are as follows:

A kind of frothing milk machine, including container cover, container cup, pedestal, central axis, blender, heat-resistant ring, heat-generating disc are used In the driving device and drive magnet disk that drive the blender, the container cover center is fixed in the upper end of the central axis, It is characterized in that, the heating surface of the heat-generating disc is equipped with positioning device, the positioning device and the heat-generating disc, which are constituted, to be received The groove of the container cup lower part, the top of the pedestal, which is provided with, slides in and out the groove for the container cup lower part Top inner hole, the positioning device make to form gap between top inner hole described in container cup lower outside face and the pedestal I, the container cup inner bottom surface are equipped with protrusion, and the blender has bottom plane, and the bottom plane of the blender is supported It leans against on the protrusion；

Being provided between the center of the blender and the lower end of the central axis relatively rotate the two can, and make described Blender can be relative to the connection adjustment structure of the lower end of central axis movement in the axial direction of the central axis.

Further, the positioning device includes at least three positioning being arranged on heating surface described in the heat-generating disc Column, at least three positioning column and the heat-generating disc constitute the groove for receiving the container cup lower part, the container cup The lower outside face is radially positioned at the inside of at least three positioning column, and at least three positioning column stops the appearance The device cup lower outside face is contacted with top inner hole described in the pedestal, and the container cup is separable to be arranged in the heat-generating disc Heating surface on.

Further, the positioning device includes at least three locating pieces being formed on the inside of the heat-resistant ring inner hole, institute State at least three locating pieces and the heat-generating disc and constitute the groove for receiving the container cup lower part, described in the container cup under Portion's lateral surface is radially positioned at the inside of at least three locating piece, and at least three locating piece stops the container cup institute It states lower outside face to contact with top inner hole described in the pedestal, the separable heating that the heat-generating disc is arranged in of the container cup On face.

Further, the gap I is located at the heat dissipation in the region the gap I for the heat-generating disc outer perimeter.

Further, the protrusion is the inner bottom surface center described in the container cup that be formed and the axial court along the container cup The internally hemisphere jut of protrusion；The container cup bottom surface is fixed with aluminum heat conducting plate, and the aluminum heat conducting plate has outer bottom.

Further, bottom plane center described in the blender is equipped with wearing piece, and the wearing piece, which has, is located at its bottom The smooth wear-resistant surface in face, the wear-resistant surface of the wearing piece and the protrusion are point contact support.

Further, the connection adjustment structure includes that the Blind locating holes at the blender center are arranged in and are arranged in institute State central axis lower end and positioning shaft part corresponding with the Blind locating holes.

Further, elastic buckles there are two symmetrically being opened up on the side wall of Blind locating holes described in the blender, the stirring Device lower part is evenly distributed equipped with multiple arc-shaped flexible stirring branches, and the blender is interior to be equipped with magnet.

Further, the central axis lower end is equipped with button bit slot in the top of the positioning shaft part, the positioning shaft part Middle part offers avoiding hollow groove, and the bottom end of the positioning shaft part is formed with clearance position.

Further, the Blind locating holes and the positioning shaft part are rotatablely connected, described two elastic buckles and the button bit The detachable elastic jaw of slot, axial direction of the locating shaft section between described two elastic buckles and the bottom surface of the Blind locating holes Intermediate space, the Blind locating holes of the blender can along the axial climb D1 for positioning shaft part described in the central axis or Person dropping distance D2 is resisted against bottom plane described in the blender on the protrusion and forms point contact support.

Further, the connection adjustment structure includes that the Blind locating holes at the blender center are arranged in and are arranged in institute State central axis lower end and positioning shaft part corresponding with the Blind locating holes.

Further, the blender is equipped with emptiness avoiding hole and upper end hole in the upper end of the Blind locating holes, and nut setting exists In the emptiness avoiding hole, the periphery of the blender lower part is equipped with a circle stirring spring and tightens circle, and institute is equipped in the blender State magnet.

Further, the central axis lower end is equipped with empty avoiding cylinder, the locating shaft below the empty avoiding cylinder Section and the external thread section being connected between the empty avoiding cylinder and the positioning shaft part, offer in the middle part of the positioning shaft part and keep away The bottom end of empty arc groove, the positioning shaft part is formed with empty avoiding section.

Further, the Blind locating holes and positioning shaft part rotation connection, nut described in the blender with it is described External thread section is detachably threadedly coupled, and the external thread section is located at the emptiness avoiding hole axial direction central region；The institute of the blender Stating Blind locating holes can make described along the axial climb D10 or dropping distance D20 of the positioning shaft part of the central axis Bottom plane described in blender, which is resisted against on the protrusion, forms point contact support.

Further, the connection adjustment structure includes the agitating shaft that is arranged on the blender and setting in described Mandrel lower end and connector sleeve corresponding with the agitating shaft.

Further, stirring positioning section, the side wall of the stirring positioning section are provided on agitating shaft described in the blender On offer empty avoiding slot position, the top of the stirring positioning section is formed with empty avoiding arc section, and the agitating shaft is fixed in the stirring Catching groove section is formed with below the section of position.

Further, the central axis lower end is coaxially provided with the connector sleeve, and the connector sleeve is equipped with center positioning hole, institute It states and is symmetrically arranged with two elastic button bits on center positioning hole side wall.

Further, the stirring positioning section and the center positioning hole are rotatablely connected, described two elasticity button bits and institute The detachable elastic jaw of catching groove section is stated, described two elasticity button bits are located at the catching groove section axial direction medium position, the blender The stirring positioning section can in the center positioning hole climb D50 or dropping distance D60, make the blender institute Bottom plane is stated to be resisted against on the protrusion to form point contact support.

Further, the container cup and handle junction are equipped with storage connector or the container cover is equipped with and deposits Store up connector；The blender is detachably connected on the storage connector.

Further, at least one magnet is equipped in the blender, be correspondingly provided in the drive magnet disk with it is described The magnetic attracting magnet of magnet, the driving device drive the blender rotation by the drive magnet disk magneticaction.

Compared with prior art, the utility model has the following beneficial effects:

A kind of frothing milk machine provided by the utility model, container cup and heat-generating disc are separable, convenient container cup, stirring Device, central axis and container cover are placed on cleaning in dish-washing machine；Wherein, the inner bottom surface of container cup is similar to flat shape, easy to clean, Safety and sanitation, container cup can arbitrary orientation be placed on heat-generating disc, positioning device makes container cup lower outside face and pedestal top Gap is formed between inner hole, container cup lower outside face is not contacted with pedestal top inner hole, and container cup lower outside is avoided to face The heat transfer of pedestal top inner hole, and gap is conducive to heat-generating disc outer rim and is located at heat dissipation of the gap neighboring area to air.

A kind of frothing milk machine provided by the utility model, has reached that there are can be just height dimension error even if container cup The purpose being often used facilitates user to match the container cup of the unlike materials such as glass, stainless steel cup or ceramic cup；Wherein, it stirs Device can make stirrer bottom plane be resisted against container cup inner bottom surface always in the axial adjustment height and position up and down in central axis lower end On protrusion, meanwhile, the wearing piece of stirrer bottom plane setting enhances the ability for resisting protrusion abrasion, effectively eliminates because holding Device cup is located at height in container cup to blender there are height dimension error or because of blender abrasion bring height dimension variation The influence for spending position, controls the stable distance of blender to container cup outer bottom, maintains blender to drive magnet The stable distance of disk, stable distance provide the rotation of stable magnetic field strength and stable drive magnet disk to blender Magnetic force is driven, so that blender is kept stable high-speed stirred, to produce the fine and smooth milk foam of high quality；The utility model is especially suitable It answers the height dimensions such as glass to have differences the container cup of variation, effectively solves product quality problem and foaming effect in production Fruit stable problem reduces production cost, can be obviously improved product quality and practicability, widens user and matches various material container cup Range, improve user satisfaction.

A kind of frothing milk machine provided by the utility model, the mouth diameters scale error and out-of-roundness for eliminating container cup are missed Difference, be hardness by selecting vibrationproof silica gel ring and it is suitably sized solve, such as select the hardness range of silica gel 30~50 Degree left and right, the outer diameter after vibrationproof silica gel ring is mounted in container cover are greater than container cup oral area 2~3mm of nominal diameter, foundation The scale error and out-of-roundness error of the mouth diameters of container cup, while vibrationproof are eliminated in the compressible deformation of silica gel ring.

A kind of frothing milk machine provided by the utility model, can substantially reduce blender frictional force；Wherein, stirrer bottom The wearing piece of the planar structure of planar central setting and the spherical surface protrusion of container cup inner bottom surface are point contact, and wearing piece is by surface light Sliding and low-friction coefficient wear-resistant material is made, and uses at the rotation connection of central axis lower end and blender and reduces CONTACT WITH FRICTION The clearance structure in face, also, central axis lower end and blender, without axial limiting, these aggregate measures make blender frictional force substantially Reduce, solves the problems, such as that excessive positioning limit contact surface causes blender frictional force to increase, blender service life can be extended； In addition, inner surface of container uses polishing process, without spraying non-sticking lining for separable container cup.

A kind of frothing milk machine provided by the utility model is set in the junction of container cup and handle or in container cover There is storage connector, blender is removably connected to storage connector, and the motor shaft for overcoming driving device is stirred for a long time The deficiency that motor end-play caused by unidirectional magnetic attraction of the device to drive magnet disk increases and noise increases.

The above-mentioned Optimal improvements structure of the utility model, processing technology is simple, can facilitate realization.

Detailed description of the invention

It, below will be to needing attached drawing to be used to make in embodiment in order to illustrate more clearly of the technical solution of the utility model It briefly introduces, it is therefore apparent that the accompanying drawings in the following description is only some preferred embodiments of the utility model, for this field For technical staff, without creative efforts, some other attached drawing can also be obtained according to these attached drawings.

Fig. 1 is the assembly the schematic diagram of the section structure of the utility model embodiment one；

Fig. 2 is the container cup of the utility model embodiment one and the decomposition diagram of pedestal；

Fig. 3 is the A of the heat-generating disc and three positioning columns in Fig. 2 to schematic top plan view；

Fig. 4 is the assembly cross-section structure signal of the heat-resistant ring inner hole and heat-generating disc and pedestal of the utility model embodiment one Figure；

Fig. 5 is the B for three locating pieces that the heat-resistant ring inner hole in Fig. 4 is formed to schematic top plan view；

Fig. 6 is the broken section structural schematic diagram of the blender of the utility model embodiment one；

Fig. 7 is the C-C the schematic diagram of the section structure of the blender in Fig. 6；

Fig. 8 is that the assembly cross-section structure of the container cover of the utility model embodiment one, central axis, blender and container cup shows It is intended to；

Fig. 9 is enlarged diagram at the M in Fig. 1；

Figure 10 is the container cover of the utility model embodiment two, the schematic diagram of the section structure of central axis；

Figure 11 is the schematic diagram of the section structure of the blender of the utility model embodiment two；

Figure 12 is the assembly the schematic diagram of the section structure of the container cup of the utility model embodiment two, blender and central axis；

Figure 13 is the assembly the schematic diagram of the section structure of the glass of the utility model embodiment three, blender and central axis；

Figure 14 is the assembly the schematic diagram of the section structure of the glass of the utility model embodiment four, blender and central axis；

Figure 15 is the schematic diagram of the section structure of the blender in Figure 14.

Specific embodiment

In order to be more clearly understood that the above-mentioned purpose and technical characteristic of the utility model, below in conjunction with drawings and examples, The utility model is further described.It should be appreciated that preferred embodiment as described herein is used only for explaining that this is practical It is novel, it is not intended to limit the utility model.

Embodiment one

As shown in Figure 1, a kind of frothing milk machine 1 of the utility model, using magnetic agitation foam theory, by driving device The magnet 7a in drive magnet disk 7 on 8 motor shaft to the 65 Non-contact Magnetic power drive Stirring of magnet of blender 6, 12 heating surface 121 of heat-generating disc heats 3 outer bottom 33 of container cup, and container cup 3 and heating surface 121 are separable, 8 motor of driving device In central coaxial to just, the container cup 3 of the present embodiment is stainless steel cup for drive magnet disk 7 and blender 6 on axis.

Driving device 8 is made of motor and the drive magnet disk 7 being fixed on motor shaft.

It is equipped in pedestal 4: heat-generating disc 12, heat-resistant ring 10, the motor of driving device 8 and the driving magnetic being installed on motor shaft The separator 11 on 12 centre bore 122 of heat-generating disc is arranged in, for pacifying in iron pan 7, circuit control device 17,18, key switch 16 The upper mounting seat 80 and lower mounting seat 81 for filling 8 motor of driving device, be arranged in temperature controller 13 in upper mounting seat 80, pushing sleeve 14, Pushing sleeve spring 14a and microswitch 15；Wherein, heat-resistant ring 10, pushing sleeve 14, upper mounting seat 80 and 81 electricity consumption of lower mounting seat are wooden At, it is also possible to other heat insulation heat proof materials, the power supply line 40 on pedestal 41 connects external power supply and powers to pedestal 4.

As illustrated in fig. 1 and 2, container cup 3 is equipped with handle 39, and handle 39 has the anti-scald plate for sticking on 3 lateral surface of container cup 391, anti-scald plate 391 is interior to be equipped with storage connector 9, and storage connector 9 is close to 3 lateral surface of container cup, and storage connector 9 is by magnetism Material is made, and in the present embodiment, storage connector 9 is electroplated by common cold-rolled steel sheet, it is also possible to other magnetic materials.

The magnet 65 of blender 6 and blender 6a are Nd-Fe-B permanent magnet, magnet 65 and storage 9 magnetic picture of connector It inhales, blender 6,6a magnetic-adsorption are stored in the region that 3 medial surface of container cup corresponds to storage connector 9.

6 lower outer circumferential of blender has flexible stirring branch 67, and foaming is dedicated when being high-speed stirred；Under blender 6a Portion's excircle is tabular, stirring at low speed when for Milk During Heating, to prevent rice milk bottom and keep milk temperature uniform.

Drive magnet disk 7 is installed on 8 motor shaft of driving device, Nd-Fe-B permanent magnet 7a is provided in drive magnet disk 7； Magnet 65 and the magnet 7a magnetism of drive magnet disk 7 are attracting；

Storage connector 9 effect be avoid frothing milk machine 1 when not in use, blender 6,6a are still installed for a long time In 5 lower end of central axis, upward unidirectional magnetic attraction is generated to drive magnet disk 7, and the motor end-play of driving device 8 is caused to increase The problem of big or noise increases, meanwhile, storage health is taken conveniently.

The upper-lower height position of blender 6 and blender 6a with the connection type of 5 lower end of central axis and in 5 lower end of central axis It is identical with principle to set adjustment mode, below by taking blender 6 as an example, come describe the connection structure of blender 6 and 5 lower end of central axis with And upper-lower height adjustment mode.

5 upper end of central axis is fixed on the center of container cover 2, and 5 lower end of central axis is successively arranged clearance position 51 from the bottom up, determines Position shaft part 52, avoiding hollow groove 53 and button bit slot 54, the outer diameter of clearance position 51 and the slot bottom cylinder outer diameter of button bit slot 54 are respectively less than and position The diameter of shaft part 52.

Clearance position 51 and avoiding hollow groove 53, which is arranged, can reduce the contact positioned between shaft part 52 and 6 Blind locating holes 61 of blender Face, to reduce the frictional force of blender 6.

Protrusion 31 is the spherical surface hill axial towards inside being centrally formed by 3 inner bottom surface 30 of container cup, protrusion 31 In 0.8~1mm or so, width dimensions range in 6~8mm or so, the inner bottom surface 30 of container cup 3 is similar to put down height dimension range Bottom shape, it is easy to clean；3 bottom surface of container cup is fixed with aluminum heat conducting plate 32, and aluminum heat conducting plate 32 has outer bottom 33.

As shown in Figure 1 to Figure 3, it is laid with positioning device i.e. three positioning column 125,126,127 on heat-generating disc 12, three The double dot dash line circle 128 that the medial surface of positioning column 125,126,127 is formed is concentric with heat-generating disc 12, three positioning columns 125,126, 127 constitute the groove 19 for receiving placement 3 lower part of container cup with heating surface 121, and 3 lower outside face 35 of container cup is radially positioned in double In chain-dotted line circle 128, double dot dash line 128 internal diameters of circle are less than 4 top inner hole of pedestal, 401 diameter, to form gap I, positioning device It contacts lower outside face 35 not with top inner hole 401, is passed to avoid contact heat of the lower outside face 35 to top inner hole 401 It leads, gap I is conducive to 12 outer perimeter of heat-generating disc and is located at radiating to air for the gap region I, reduces 12 outer perimeter of heat-generating disc Positioned at the region of gap I to the heat transfer of pedestal 4, avoid pedestal skin temperature excessively high.

As shown in Figure 4 and Figure 5, and combined with Figure 1 and Figure 2,10 inner hole 101 of heat-resistant ring is uniformly distributed along the circumference equipped with positioning device i.e. Three locating pieces 105,106,107, the chain-dotted line circle 108 and heat-generating disc that the medial surface of three locating pieces 105,106,107 is formed 12 with one heart, and three locating pieces 105,106,107 and heating surface 121 constitute the groove 19 received and place 3 lower part of container cup, container cup 3 lower outside faces 35 are radially positioned in chain-dotted line circle 108, and chain-dotted line 108 internal diameters of circle are less than 4 top inner hole of pedestal, 401 diameter, To form gap I, positioning device contacts lower outside face 35 not with top inner hole 401, to avoid lower outside face 35 to upper The contact heat conductien of portion's inner hole 401, gap I are conducive to the heat dissipation that 12 outer perimeter of heat-generating disc is located at the gap region I.

As shown in Figures 1 to 5, positioning device i.e. three positioning column 125,126,127 and three locating pieces 105,106,107 Beneficial effect be: first is that 3 lower outside face 35 of radial positioning container cup；Second is that stopping lower outside face 35 and top inner hole 401 contacts avoid lower outside face 35 to the contact heat conductien of top inner hole 401；Third is that making in lower outside face 35 and top Gap I is formed between hole 401, so that 12 heating surface of heat-generating disc, 121 outer rim is located at heat dissipation of the region of gap I to air.

As shown in Figure 6 and Figure 7,6 center of blender is equipped with the bottom surface 60 of Blind locating holes 61 and Blind locating holes 61, in positioning blind Symmetrical two elastic plates 62a, 62b, the corresponding difference in two peripheries elastic plate 62a, 62b are respectively equipped on the side wall in hole 61 If two upper ends elastic plate 62a, 62b are set respectively there are two U-type groove 64a, 64b symmetrically and with Blind locating holes 61 penetrated through There are two symmetrical elastic buckles 63a, the 63b extended towards 61 center of Blind locating holes, blender 6 has bottom plane 66, 6 lower circumference of blender is laid with multiple arc-shaped flexible stirring branches 67, and flexibility stirring branch 67 is used for high-speed stirred ox Milk foaming.

6 bottom plane of blender, 66 center is fixed with wearing piece 69, and wearing piece 69 is planar structure and smooth by surface The wear-resistant material of low-friction coefficient be made, in the present embodiment, wearing piece 69 is made using stainless steel plate or polyformaldehyde (POM) At other wear-resistant materials can also be used.

Wearing piece 69 can enhance the wear resistance that 6 bottom plane 66 of blender resists protrusion 31, be conducive to be kept stirring device 6 It is stable to the distance between drive magnet disk 7.

As shown in Figure 2 and Figure 8,5 lower end of central axis is respectively equipped with clearance position 51, positions shaft part 52, avoiding hollow groove 53 and button bit Slot 54, positioning shaft part 52 and 6 Blind locating holes 61 of blender are rotatablely connected, and two elastic buckles 63a, 63b and button bit slot 54 are detachable Elastic jaw, between 54 slot bottom of button bit slot and elastic buckles 63a, 63b have gap, positioning shaft part 52 be located at two elastic buckles 63a, Intermediate space between 63b and blind hole bottom surface 60.

6 Blind locating holes 61 of blender can position under the axial maximum climb D1 of shaft part 52 or axial maximum in central axis 5 Distance D2 drops, and D1 is the distance of bulb lower end surface to the blind hole bottom surface 60 of clearance position 51, and D2 is to position 52 upper end of shaft part to elasticity Detain the distance of 63a, 63b；

Wherein, D1 is greater than the lower deviation of 3 height dimension of container cup, and D2 is greater than the upper deviation of 3 height dimension of container cup, specifically It is as follows:

The height basic size of container cup is: H0；The height basic size upper deviation is :+X；Height basic size lower deviation It is :-Y；(unit: millimeter)；

D1 and D2 are set separately are as follows: D1=Y+ (2~3), D2=X+ (2~3)；

That is blender 6 is after climb D1 or dropping distance D2, also with 2~3 millimeters of safe distance, to ensure Blender 6 can eliminate the upper and lower deviation (X, Y) of the height basic size H0 of container cup 3, and energy after upper-lower height adjustment It avoids the spherical surface lower end of clearance position 51 from contacting with blind hole bottom surface 60, and avoids upper end and elastic buckles 63a, 63b of positioning shaft part 52 Contact, the additional friction generated to avoid contact.

As shown in Figure 8 and Figure 9, H0=H2+H3, H=H1+H2；

Wherein, H is distance of 6 bottom plane 66 of blender to drive magnet disk 7, and H0 is the basic ruler of height of container cup 3 Very little, H1 is distance of 7 upper surface of drive magnet disk to heating surface 121, and H2 is distance of the protrusion 31 to outer bottom 33, and H3 is bottom To the distance of 3 mouth plane P1 of container cup, outer bottom 33 sticks on heating surface 121 plane 66.

H1, H2 size be it is constant, there may be variations for H3 size, i.e., inclined up and down by the height basic size of container cup 3 Poor (X, Y) causes the variation of H3.

Therefore, to be kept stirring 6 bottom plane 66 of device to 7 upper surface of drive magnet disk distance H stabilization, it is necessary to eliminate Influence of the variation of H3 to 6 axial height position of blender.

Size relationship between above-mentioned D1, D2 and X, Y is set, is to ensure that the variation for eliminating above-mentioned H3 to 6, blender Influence in 3 inner height position of container cup is resisted against 6 bottom plane 66 of blender always on protrusion 31.

As shown in Fig. 1, Fig. 8, Fig. 9, in the present embodiment, blender 6 can be in the axial adjustment height up and down in 5 lower end of central axis Position is to eliminate the realization process of lower deviation (X, Y) on 3 height basic size H0 of container cup:

When the height basic size H0 of container cup 3 have the upper deviation X when, blender 6 decline, maximum can dropping distance D2, 66 point contact of bottom plane is resisted against on protrusion 31, keeps 2~3mm of safe distance.

When the height basic size H0 of container cup 3 have lower deviation Y when, blender 6 rise, maximum can climb D1, 66 point contact of bottom plane is resisted against on protrusion 31, keeps 2~3mm of safe distance.

In the present embodiment, the mouth diameters error and out-of-roundness error of container cup 3 are eliminated, is by selection container cover 2 Silica gel vibrationproof circle 201 hardness and suitably sized solve: 201 hardness range of vibrationproof silica gel ring at 30~50 degree or so, Outer diameter after vibrationproof silica gel ring 201 is mounted in container cover 2 is greater than 1~3mm of nominal diameter of container cup oral area, according to silicon The compressible deformation of glue can eliminate 3 mouth diameters error of container cup and out-of-roundness error and reduce 6 Stirring of blender When slight vibration.

In the present embodiment, the technical measures that the frictional force of reduction blender 6 is taken are:

The wearing piece 69 at 6 bottom plane of blender, 66 center and protrusion 31 are point contact, and wearing piece 69 is smooth by surface The wear-resistant material of low-friction coefficient is made, the clearance position 51 and avoiding hollow groove 53 of 5 lower part of central axis can reduce with central blind hole 61 it Between frictional contact surface, between 54 slot bottom of button bit slot and elastic buckles 63a, 63b have gap, also, position shaft part 52 and positioning Blind hole 61 is not necessarily to axial limiting, and the frictional force for being subject to blender 6 substantially reduces, and solving excessive positioning limit contact surface causes to stir The problem of 6 frictional force of device increases is mixed, extends 6 service life of blender, in addition, the detachable rustless steel container cup of the present embodiment 3, inner surface uses polishing process, without spraying non-sticking lining.

It should be pointed out that wearing piece 69 can play the role of reducing frictional force and play enhancing bottom plane 66 The effect that protrusion 31 is worn is resisted, is conducive to be kept stirring device 6 to the distance between drive magnet disk 7 stabilization, to make to drive Lifting magnet 7 provides blender 6 stable driving magnetic force.

The beneficial effect that the present embodiment generates is that container cup 3 and heat-generating disc 12 are separable, 3 lower outside face 35 of container cup Transmission of heat by contact, gap I are not conducive to the region that 12 heating surface of heat-generating disc, 121 outer rim is located at gap I with 4 top inner hole 401 of pedestal Heat dissipation to air, and by blender 6 in the axial adjustment height and position up and down in 5 lower end of central axis, it is ensured that 6 bottom of blender Plane 66 is resisted against on protrusion 31 always and is formed point contact, is kept stirring the stable distance of device 6 to drive magnet disk 7, makes to drive Moving magnet disk 7 provides blender 6 stable magnetic force, to be kept stirring 6 high-speed stirred of device, meanwhile, 6 frictional force of blender is substantially Reduce, even if there are height dimension error and mouth diameters error and out-of-roundness error, a kind of frothing milk machines 1 for container cup 3 Also it can work normally, produce fine and smooth milk foam, solve production and the product quality problem in use and foaming effect is steady Determine problem, reduces production cost, the quality and practicability of product can be obviously improved.

Embodiment two

As shown in Figure 10 to Figure 12, the present embodiment two is identical as the principle of above-described embodiment one, and structure is similar, and difference exists In: 500 lower end of central axis is different from the connection type of blender 600 and 600 lower circumference of blender is equipped with stirring spring 606 enclose 607 with bundle；Container cup 3 and heat-generating disc 12 are separable, and the container cup 3 of the present embodiment is stainless steel cup.

Blender 600 and blender 600a magnetic are stored in the region for corresponding to storage connector 9 on the inside of container cup 3.

Stirring 600 is used for high-speed stirred foaming；Blender 600a is avoided for stirring at low speed

Milk is burned and keeps milk temperature uniform.

Blender 600 and blender 600a are with the connection type of 500 lower end of central axis and in the upper of 500 lower end of central axis Lower height and position adjustment mode is identical with principle, below by taking blender 600 as an example, to describe under blender 600 and central axis 500 The connection structure and upper-lower height adjustment mode at end.

As shown in Figure 10,500 upper end of central axis is fixed on 2 center of container cover, and 500 lower end of central axis is successively arranged empty avoiding section 501, position shaft part 502, external thread section 503, empty avoiding cylinder 504 and empty avoiding arc groove 505, wherein positioning shaft part 502 and empty avoiding The diameter of cylinder 504 is respectively less than the path of external thread section 503, and external thread section 503 has upper surface E and lower end surface F, positions shaft part 502 have lower end surface G, and empty avoiding section 501 has lower end spherical surface vertex L.

Setting empty avoiding section 501 and empty avoiding arc groove 505 are to reduce between positioning shaft part 502 and Blind locating holes 601 Contact surface, to reduce frictional force.

As shown in figure 11,600 center of blender is respectively equipped with Blind locating holes 601, blind-hole bottom face 602, emptiness avoiding hole 603, Nut 604 and upper end hole 605, wherein the internal diameter of upper end hole 605 and emptiness avoiding hole 603 is all larger than the major diameter of nut 604, emptiness avoiding hole 603 have upper end J and lower end surface K.

Blender 600 is equipped with stirring spring 606, tightens circle 607 and the matched magnetic of magnet 7a magnetic with drive magnet disk 7 Property 65, magnetism 65 be Nd-Fe-B permanent magnet.

66 center of bottom plane of blender 600 is fixed with wearing piece 69, and wearing piece 69 is for planar structure and by surface The wear-resistant material of smooth low-friction coefficient is made, and in the present embodiment, wearing piece 69 uses stainless steel plate or polyformaldehyde POM system At, other wear-resistant materials can also be used, wearing piece 69 can enhance the wear resistance that 6 bottom plane 66 of blender resists protrusion 31, Be conducive to the stable distance for being kept stirring device 6 to drive magnet disk 7.

As shown in figure 12, central axis 500 positions shaft part 502 and 600 Blind locating holes 601 of blender are rotatablely connected, blender 600 nuts 604 are detachably threadedly coupled with 500 external thread section 503 of central axis, and external thread section 503 is located at the axial direction of emptiness avoiding hole 603 Central region；

600 Blind locating holes 601 of blender can position the axial maximum climb D10 of shaft part 502 or axis in central axis 500 To maximum dropping distance D20, it is resisted against 600 bottom plane 66 of blender on protrusion 31, forms point contact support；

Wherein, D10 is 501 lower end spherical surface vertex L of empty avoiding section to the distance in blind-hole bottom face 602, and D20 is external thread section 503 upper surface E have the distance of upper end J to emptiness avoiding hole 603, and D11 is the distance of lower end surface F to lower end surface K, and D21 is The distance of lower end surface G to lower end surface K.

As shown in Fig. 1, Figure 10, Figure 11 and Figure 12, in the present embodiment, blender 600 can be in 500 lower end of central axis axial direction Adjustment height and position up and down, the principle for eliminating the height dimension error of container cup 3 is identical as above-described embodiment one, detailed process It is:

When the height dimension of container cup 3 has the upper deviation, blender 600 declines, and 66 point contact of bottom plane is resisted against On protrusion 31, maximum can dropping distance be D20；

When the height dimension of container cup 3 has lower deviation, blender 600 rises, and 66 point contact of bottom plane is resisted against On protrusion 31, maximum can climb be D10；

Wherein, D20 is greater than container cup 3 height dimension upper deviation limiting value 2~3mm, D10 and is greater than 3 height dimension of container cup Lower deviation 2~3mm of limiting value, to ensure blender 600 in process of rising or falling, can effectively eliminate lower deviation and It can ensure that lower end spherical surface vertex L is not contacted with blind-hole bottom face 602 and upper surface E is not contacted with upper end J, keep peace 2~3mm of full distance.

D21 size is greater than D20 size, it is ensured that during decline, it is fixed that positioning shaft part 502 is located in blender 600 always In the blind hole 601 of position；

D11 size is greater than D10 size, it is ensured that in uphill process, lower end surface F does not connect blender 600 with lower end surface K Touching.

Size relationship between above-mentioned D10, D11, D20, D21 is set and between the upper and lower deviation limit value of container cup 3 The purpose of size relationship is can to eliminate 3 height dimension error of container cup to be located at 3 inner height position of container cup to blender 600 Influence, making bottom plane 66, point contact is resisted against on protrusion 31 always, but be avoided that associated end face contact and increase frictional force.

In the present embodiment, vibrationproof silica gel ring 201 eliminates the mouth diameters error of container cup 3 and the original of oral area out-of-roundness error It manages identical as above-described embodiment one.

In the present embodiment, the principle for reducing the technical measures that 600 frictional force of blender is taken is identical as above-described embodiment one, Specifically:

600 bottom wearing piece 69 of blender and protrusion 31 are point contact, wearing piece 69 by low-friction coefficient and surface it is smooth Wear-resistant material be made, the empty avoiding section 501 and empty avoiding arc groove 505 of central axis 500 can be reduced to rub between Blind locating holes 601 Contact surface, also, shaft part 502 and Blind locating holes 601 are positioned without axial limiting, the frictional force for being subject to blender 600 is substantially Reduce, solves the problems, such as that excessive positioning limit contact surface causes 600 frictional force of blender to increase, extend blender 600 Service life；In addition, for the detachable rustless steel container cup 3 of the present embodiment, inner surface uses polishing process, without spray Apply non-sticking lining.

In the present embodiment, 65 role of wearing piece is identical as above-described embodiment one.

The beneficial effect that the present embodiment generates is that container cup 3 and heat-generating disc 12 are separable, 3 lower outside face 35 of container cup With 4 top inner hole 401 of pedestal not transmission of heat by contact, and by blender 600 in the axial adjustment height up and down in 500 lower end of central axis Position, it is ensured that 600 bottom plane 66 of blender, which is resisted against always on protrusion 31, forms point contact, is kept stirring device 600 to driving The stable distance of lifting magnet 7, drive magnet disk 7 provide blender 600 stable magnetic force, and blender 600 is made to stablize high-speed stirring It mixes, meanwhile, 6 frictional force of blender substantially reduces, even if container cup 3 is there are height dimension error and mouth diameters error and not Deviation from circular from, a kind of frothing milk machine 1 can also work normally, and produce fine and smooth milk foam, solve the product in production and use Quality problems and foaming effect stability problem reduce production cost, can be obviously improved the quality and practicability of product.

Embodiment three

As shown in figure 13, and Fig. 1 is combined, the present embodiment three is identical as the principle of above-described embodiment two, and structure is similar, area Be not: the container of the present embodiment is glass 300, and storage connector 91 is arranged in container cover 2；Glass 300 and fever Disk 12 is separable.

300 bottom of glass is hatch frame, and glass 300 has handle 309.

300 bottom of glass is fixed with stainless steel plate 310, and stainless steel plate 310 is equipped with protrusion 31, stainless steel plate 310 lower fixed setting aluminum heat conducting plates 32, aluminum heat conducting plate 32 have outer bottom 33.

300 bottom of glass of the present embodiment and stainless steel plate 310 are solid by food-grade high temperature resistance and high strength glue sticking It is fixed, other way can also be used and fix.

Storage 91 upper end of connector is fixed in container cover, and storage 91 lower end of connector has cylindrical section and thread segment, is stirred It mixes device 600,600a and is detachably threadedly connected to storage connector 91.

It is identical as above-described embodiment two to store 91 role of connector.

As shown in Fig. 1, Figure 10, Figure 11 and Figure 13, in the present embodiment, blender 600 can be in 500 lower end of central axis axial direction Adjustment height and position up and down, with, specific mistake identical as above-described embodiment two of eliminating the principle of Size height deviation of glass 300 Cheng Shi:

When the height dimension of glass 300 have the upper deviation when, blender 600 decline, 66 point contact of bottom plane against On protrusion 31, maximum can dropping distance be D20；

When the height dimension of glass 300 have lower deviation when, blender 600 rise, 66 point contact of bottom plane against On protrusion 31, maximum can climb be D10.

Wherein, D20 is greater than 2~3mm of upper deviation limiting value of 300 height dimension of glass, and it is high that D10 is greater than glass 300 Lower deviation 2~3mm of limiting value of size is spent, to ensure that blender 600 in process of rising or falling, can effectively eliminate glass The height dimension error of cup 300, and can ensure that lower end spherical surface vertex L does not contact with blind-hole bottom face 602 and ensure upper surface E It is not contacted with upper end J, keeps 2~3mm of safe distance；

D11 size is greater than D10 size, and D21 size is greater than D20 size.

Size relationship between above-mentioned D10, D11, D20, D21 and the upper and lower deviation limit value with glass 300 are set Between size relationship purpose, be that can eliminate 300 height dimension error of glass to be located at glass 300 to blender 600 The influence of inner height position, making 600 bottom plane 66 of blender, point contact is resisted against on protrusion 31 always, and is avoided that associated end Face contact and increase frictional force.

In the present embodiment, vibrationproof silica gel ring 201 eliminates the mouth diameters error of glass 300 and the principle of out-of-roundness error It is identical as above-described embodiment two.

In the present embodiment, it is identical as above-described embodiment two to reduce the technical measures that 600 frictional force of blender is taken.

In the present embodiment, 65 role of wearing piece is identical as above-described embodiment two.

The beneficial effect that the present embodiment generates is that glass 300 and heat-generating disc 12 are separable, 300 lateral surface of glass with 4 top inner hole 401 of pedestal not transmission of heat by contact, and height position is adjusted 500 lower end of central axis is axial by blender 600 up and down It sets, it is ensured that 600 bottom plane 66 of blender, which is resisted against always on protrusion 31, forms point contact, eliminates 300 height dimension of glass Deviation is located at the influence of 300 inner height position of glass to blender 600, is kept stirring the distance of device 600 to drive magnet disk 7 To stablize, drive magnet disk 7 provides blender 600 stable driving magnetic force, and so that blender 600 is kept high-speed stirred, meanwhile, it stirs It mixes 600 frictional force of device substantially to reduce, even if there are Size height deviations and mouth diameters error and out-of-roundness to miss for glass 300 Difference, a kind of frothing milk machine 1 can also work normally, and produce fine and smooth milk foam, solve production and the product quality in is asked Topic and foaming effect stability problem reduce production cost, can be obviously improved the quality and practicability of product.

Example IV

As shown in Figure 14 and Figure 15, and Fig. 1 is combined, the present embodiment four is identical as the principle of above-described embodiment three, structure class Seemingly, difference is: blender 680 is different from the connection structure of 550 lower end of central axis, and storage connector 92 is arranged in container cover On 2；The present embodiment container is glass 300, and glass 300 and heat-generating disc 12 are separable.

Blender 680 has flexible stirring branch 67, is used for high-speed stirred foaming；It is plate on the outside of blender 680a Shape avoids milk from being burned and keeps milk temperature uniform for stirring at low speed.

Blender 680 and blender 680a are with the connection type of 550 lower end of central axis and in the upper of 550 lower end of central axis Lower height and position adjustment mode is identical with principle, below by taking blender 680 as an example, to describe under blender 680 and central axis 550 The connection structure and upper-lower height adjustment mode at end.

550 lower end of central axis is coaxially fixed with connector sleeve 551, and connector sleeve 551 has center positioning hole 552, connector sleeve 551 sidewall symmetries set that there are two elastic button bits 553,554, and two elastic button bits 553,554 peripheries are correspondingly provided with respectively and center Two U-type grooves 555,556 that location hole 552 penetrates through.

680 center of blender is fixed with agitating shaft 681, and empty avoiding arc section 685, stirring are respectively equipped on agitating shaft 681 Positioning section 683, empty avoiding slot position 684 and catching groove section 682, blender 680 have bottom plane 66, and 66 center of bottom plane is equipped with resistance to Grind part 69.

It stirs positioning section 683 and center positioning hole 552 is rotatablely connected, two elastic button bits 553,554 can with catching groove section 682 Elastic jaw is dismantled, two elastic button bits 553,554 are located at the axial medium position of catching groove section 682, and blender 680 stirs positioning section 683 can in center positioning hole 552 climb D50 or dropping distance D60, support 680 bottom plane 66 of blender always It leans against on protrusion 31, form point contact support.

Storage 92 upper end of connector is fixed in container cover 2, and storage 92 lower end of connector, which has, is similar to connector sleeve The structure of 551 elastic button bit 553,554, blender 680, the detachable elastic jaw of 680a connect in storage connector 92, storage 92 role of fitting is identical as above-described embodiment three.

As shown in Fig. 1, Figure 14, Figure 15, in the present embodiment, blender 680 can be lowered in 550 lower end axial direction of central axis Whole height and position, the principle for eliminating the Size height deviation of glass 300 is identical as above-described embodiment three, and detailed process is:

When 300 height dimension of glass has the upper deviation, blender 600 declines, and 66 point contact of bottom plane is resisted against On protrusion 31, maximum can dropping distance be D60；

When 300 height dimension of glass has lower deviation, blender 600 rises, and 66 point contact of bottom plane is resisted against On protrusion 31, maximum can climb be D50.

Wherein, D60 is greater than 2~3mm of upper deviation limiting value of 300 height dimension of glass, and it is high that D50 is greater than glass 300 Spend 2~3mm of lower deviation limiting value of size.

The purpose of size relationship between above-mentioned D50, D60 and the upper and lower deviation limit value of glass 300 is set, is to ensure that The Size height deviation that glass 300 can be effectively eliminated is located at the influence of 300 inner height position of glass to blender 680, It is resisted against 680 bottom plane 66 of blender always on protrusion 31, and can ensure that associated end face does not contact, keep safe distance 2 ~3mm.

In the present embodiment, vibrationproof silica gel ring 201 eliminates the mouth diameters error of glass 300 or the principle of out-of-roundness error It is identical as above-described embodiment one.

In the present embodiment, vibrationproof silica gel ring 201 eliminates the mouth diameters error of glass 300 and the principle of out-of-roundness error It is identical as above-described embodiment three.

In the present embodiment, the technical measures that reduction blender 680,680a frictional force are taken are identical as above-described embodiment three.

In the present embodiment, 69 role of wearing piece is identical as above-described embodiment three.

The beneficial effect that the present embodiment generates is that glass 300 and heat-generating disc 12 are separable, 300 lateral surface of glass with 4 top inner hole 401 of pedestal not transmission of heat by contact, and height position is adjusted 550 lower end of central axis is axial by blender 680 up and down It sets, it is ensured that 680 bottom plane 66 of blender, which is resisted against always on protrusion 31, forms point contact, is kept stirring device 680 to driving magnetic The stable distance of iron pan 7, drive magnet disk 7 provide blender 680 stable magnetic force, and blender 680 is made to stablize high-speed stirred, Meanwhile 680 frictional force of blender substantially reduces, even if glass 300 there are Size height deviation and mouth diameters error and Out-of-roundness error, a kind of frothing milk machine 1 can also work normally, and produce fine and smooth milk foam, solve the production in production and use Quality problem and foaming effect stability problem reduce production cost, can be obviously improved the quality and practicability of product.

The above is the preferred embodiment of the utility model, is not intended to limit the utility model, for this field For technical staff, the utility model can have various change and change, not depart from the principles of the present invention and objective In the case of, any modification, equivalent substitution and improvement, modification for making etc., should be included in the protection scope of the utility model it It is interior.

Claims (10)

1. a kind of frothing milk machine (1), including container cover (2), container cup (3), pedestal (4), central axis (5；500；550) it, stirs Mix device (6；600；680), heat-resistant ring (10), heat-generating disc (12), for driving the blender (6；600；680) driving device (8) and drive magnet disk (7), the central axis (5；500；550) container cover (2) center, feature are fixed in upper end It is, the heating surface (121) of the heat-generating disc (12) is equipped with positioning device, the positioning device and the heat-generating disc (12) structure At the groove (19) for receiving container cup (3) lower part, the top of the pedestal (4) is provided with for the container cup (3) lower part The top inner hole (401) of the groove (19) is slid in and out, the positioning device makes the container cup (3) lower outside face (35) gap is formed between the pedestal (4) the top inner hole (401), container cup (3) inner bottom surface (30) is equipped with convex Portion (31), the blender (6；600；680) there are bottom plane (66), the blender (6；600；680) the bottom Plane (66) is resisted against on the protrusion (31)；

The blender (6；600；680) center and the central axis (5；500；550) being provided between lower end makes the two It can relatively rotate, and make the blender (6；600；680) in the central axis (5；500；It 550) can be relatively described in axial direction Central axis (5；500；550) the mobile connection adjustment structure in lower end.

2. a kind of frothing milk machine according to claim 1, which is characterized in that the positioning device includes being arranged described At least three positioning columns (125,126,127) on heat-generating disc (12) heating surface (121), at least three positioning column (125,126,127) and the heat-generating disc (12) constitute the groove (19) for receiving container cup (3) lower part, the container Cup (3) described lower outside face (35) is radially positioned at the inside of at least three positioning column (125,126,127), it is described extremely Few three positioning columns (125,126,127) stop container cup (3) the lower outside face (35) and the pedestal (4) described Top inner hole (401) contact, the container cup (3) is separable to be arranged on the heating surface (121) of the heat-generating disc (12)；

Alternatively, the positioning device includes at least three locating pieces being formed on the inside of the heat-resistant ring (10) inner hole (101) (105,106,107), at least three locating piece (105,106,107) and the heat-generating disc (12) constitute and receive the container The groove (19) of cup (3) lower part, container cup (3) the lower outside face (35) are radially positioned at described at least three The inside of locating piece (105,106,107), at least three locating piece (105,106,107) stop container cup (3) institute It states lower outside face (35) to contact with the pedestal (4) the top inner hole (401), the separable setting of the container cup (3) exists On the heating surface (121) of the heat-generating disc (12).

3. a kind of frothing milk machine according to claim 1 or 2, which is characterized in that the gap is used for the heat-generating disc (12) outer perimeter is located at the heat dissipation of the void area.

4. a kind of frothing milk machine according to claim 1 or 2, which is characterized in that the protrusion (31) is described in formation Container cup (3) inner bottom surface (30) center and along the hemisphere jut for being axially facing inner projection of the container cup (3)；It is described Container cup (3) bottom surface is fixed with aluminum heat conducting plate (32), and the aluminum heat conducting plate (32) has outer bottom (33).

5. a kind of frothing milk machine according to claim 1 or 2, which is characterized in that the blender (6；600；680) institute Bottom plane (66) center is stated equipped with wearing piece (69), the wearing piece (69) has the smooth wear-resistant surface positioned at its bottom surface, The wear-resistant surface of the wearing piece (69) and the protrusion (31) are point contact support.

6. a kind of frothing milk machine according to claim 1 or 2, which is characterized in that the connection adjustment structure includes setting Set the blender (6) center Blind locating holes (61) and setting the central axis (5) lower end and with the Blind locating holes (61) corresponding positioning shaft part (52)；

It is described to stir there are two symmetrically being opened up on the side wall of the blender (6) Blind locating holes (61) elastic buckles (63a, 63b) It mixes device (6) lower part to be evenly distributed equipped with multiple arc-shaped flexible stirrings branch (67), the blender (6) is interior to be equipped with magnet (65)；

Central axis (5) lower end is equipped with button bit slot (54) in the top of positioning shaft part (52), the positioning shaft part (52) Middle part offer avoiding hollow groove (53), it is described positioning shaft part (52) bottom end be formed with clearance position (51)；

The Blind locating holes (61) and the positioning shaft part (52) rotation connection, described two elastic buckles (63a, 63b) with it is described Button bit slot (54) detachable elastic jaw, the positioning shaft part (52) be located at described two elastic buckles (63a, 63b) with it is described fixed Axial intermediate space between the bottom surface (60) of position blind hole (61), the Blind locating holes (61) of the blender (6) can be along institute The axial climb D1 or dropping distance D2 for stating central axis (5) positioning shaft part (52) keep the blender (6) described Bottom plane (66), which is resisted against on the protrusion (31), forms point contact support.

7. a kind of frothing milk machine according to claim 1 or 2, which is characterized in that the connection adjustment structure includes setting Set the blender (600) center Blind locating holes (601) and setting the central axis (500) lower end and with the positioning The corresponding positioning shaft part (502) of blind hole (601)；

The upper end of blender (600) the Yu Suoshu Blind locating holes (601) is equipped with emptiness avoiding hole (603) and upper end hole (605), nut (604) setting is in the emptiness avoiding hole (603), the periphery of blender (600) lower part be equipped with circle stirring spring (606) and It tightens circle (607), is equipped with the magnet (65) in the blender (600)；

The positioning that central axis (500) lower end is equipped with empty avoiding cylinder (504), is located at below the empty avoiding cylinder (504) Shaft part (502) and the external thread section (503) being connected between the empty avoiding cylinder (504) and positioning shaft part (502), it is described It is offered empty avoiding arc groove (505) in the middle part of positioning shaft part (502), the bottom end of positioning shaft part (502) is formed with empty avoiding section (501)；

The Blind locating holes (601) and the positioning shaft part (502) are rotatablely connected, the blender (600) nut (604) It is detachably threadedly coupled with the external thread section (503), the external thread section (503) is located in the emptiness avoiding hole (603) axial direction Portion region；The Blind locating holes (601) of the blender (600) can be along the positioning shaft part of the central axis (500) (502) axial climb or dropping distance are resisted against the blender (600) bottom plane (66) described convex Point contact support is formed in portion (31).

8. a kind of frothing milk machine according to claim 1 or 2, which is characterized in that the connection adjustment structure includes setting Set agitating shaft (681) on the blender (680) and setting the central axis (550) lower end and with the agitating shaft (681) corresponding connector sleeve (551)；

Stirring positioning section (683), the stirring positioning section (683) are provided on the blender (680) agitating shaft (681) Side wall on offer empty avoiding slot position (684), it is described stirring positioning section (683) top be formed with empty avoiding arc section (685), institute It states agitating shaft (681) and is formed with catching groove section (682) below the stirring positioning section (683)；

Central axis (550) lower end is coaxially provided with the connector sleeve (551), and the connector sleeve (551) is equipped with center positioning hole (552), two elastic button bits (553,554) are symmetrically arranged on center positioning hole (552) side wall；

The stirring positioning section (683) and the center positioning hole (552) are rotatablely connected, described two elasticity button bits (553, 554) and the detachable elastic jaw of the catching groove section (682), described two elasticity button bits (553,554) are located at the catching groove section (682) axial medium position, the stirring positioning section (683) of the blender (680) can be in the center positioning hole (552) Interior climb or dropping distance are resisted against the blender (680) bottom plane (66) on the protrusion (31) To form point contact support.

9. a kind of frothing milk machine according to claim 1 or 2, which is characterized in that the container cup (3) and handle (39) Junction is equipped with storage connector (9) or the container cover (2) is equipped with storage connector (91,92)；The blender (6；600；680) it is removably connected to the storage connector (9,91,92).

10. a kind of frothing milk machine according to claim 1 or 2, which is characterized in that the blender (6,600,680) It is interior to be equipped at least one described magnet (65), it is correspondingly provided in the drive magnet disk (7) magnetic attracting with the magnet (65) Magnet (7a), the driving device (8) by drive magnet disk (7) magneticaction drive the blender (6,600, 680) it rotates.