CN207477418U - Blender and milk brewing machine - Google Patents

Abstract

The utility model discloses a kind of blender and milk brewing machine, wherein, the blender includes stirring body, driven magnet and holding rod, the stirring body includes stirring ontology and at least two stirrer gears, wherein, the lower face of the stirring ontology is equipped with rotation stabilizer blade, at least two stirrer gear is set on the circumferential surface of the stirring ontology, driven magnet is built in stirring ontology, the holding rod extends upward along the rotation center of the stirring ontology, and the lower end of the holding rod is molded as one with the stirring ontology；The blender is contacted with the bottom wall of liner, it does not need to set the connection structures such as special supporting rod, stent for it, it is simple in structure, convenient for cleaning, so that the health more convenient to use of milk brewing machine, in addition, because being provided with holding rod, pick and place more convenient, and, the lower end of the holding rod and described this body by integral forming of stirring, without connection gap, into unhygienic without growing bacterium due to milk immerses gap.

Description

Blender and milk brewing machine

Technical field

The utility model is related to household appliance technical field, more particularly to a kind of blender and milk brewing machine.

Background technology

Milk brewing machine is a kind of for brewing the small household appliances of milk powder, has the function of stirring, heated at constant temperature etc..In order to make milk powder and The mixing of water is more uniform, and blender is provided in milk brewing machine.Wherein, it there are many mounting structures of blender, such as connects In on the upper lid of milk brewing machine, it is arranged on the supporting rod being connected with the stirring motor shaft of milk brewing machine or is fixed on special On stent.The mounting structure of blender is complicated, it is difficult to dismantle, particularly when milk powder is sticky on blender, cleaning is difficult, leads The wholesomeness for causing milk brewing machine is poor, and user experience is bad.

Utility model content

The main purpose of the utility model is to propose a kind of blender, it is intended to solve the peace of above-mentioned blender and stirring stant The problem of assembling structure is complicated proposes a kind of blender simple in structure, hygienic and convenient.

To achieve the above object, the utility model proposes blender, including：

Stirring body, including stirring ontology and at least two stirrer gears, wherein, the lower face of the stirring ontology is equipped with rotation Stabilizer blade, at least two stirrer gear are set on the circumferential surface of the stirring ontology；

Driven magnet is built in the stirring ontology；And

Holding rod extends upward along the rotation center of the stirring body, and the lower end of the holding rod and the stirring Ontology is molded as one.

Preferably, the holding rod includes bar main body and set on the head of the upper end of the bar main body, the bar main body From bottom to top in tapered setting, the upper end of the laterally projecting bar main body in head is set.

Preferably, the lower end of the holding rod is integrated with the stirring ontology post forming.

Preferably, the material of the holding rod is smaller than the density of the material of the stirring ontology.

Preferably, the driven magnet is set between the stirring ontology and the holding rod, and the driven magnet Upper end is embedded in the holding rod, and lower end is embedded in the stirring ontology.

Preferably, the outer diameter of the stirring body be 66mm~85mm, alternatively, the outer diameter of the stirring body for 76mm~ 81mm。

Preferably, the mass ratio of the stirring ontology and the holding rod is greater than or equal to 12.

The utility model also provides a kind of milk brewing machine, milk brewing machine, which is characterized in that including：

Engine base, upper end are set in opening；

Liner, set on the engine base and with one end open accommodating cavity；

Blender, in the accommodating cavity, the blender includes stirring body, driven magnet and holding rod, described to stir It mixes body and includes stirring ontology and at least two stirrer gears, the lower face of the stirring ontology, which is equipped with, rotates stabilizer blade, and described at least two A stirrer gear is set on the circumferential surface of the stirring ontology, and the driven magnet is built in the stirring ontology, the gripping Bar extends upward along the rotation center of the stirring body, and the lower end of the holding rod is shaped to one with the stirring ontology Body, the rotation stabilizer blade are supported in the bottom wall of the liner；And

Motor, set on the engine base and positioned at the lower section of the liner, the drive shaft of the motor is connected with described in actuation The driving magnet of driven magnet, so that the motor drives the blender around the rotation stabilizer blade rotation.

Preferably, the milk brewing machine further includes the cover that lid closes the upper port setting of the engine base, the following table of the cover Face is equipped with the limit hole coordinated with the upper gap of the holding rod of the blender.

Preferably, the milk brewing machine further includes the cover that lid closes the upper port setting of the engine base, the side wall of the liner Equipped with highest metal line, the upper end of the holding rod is higher by the highest metal line and the lower surface less than the cover is set.

Preferably, the size that the holding rod is higher by the highest metal line is H1, H1 >=20mm, less than the cover The size of lower surface is H2, H2 >=6mm.

Preferably, the distance between the outer end of the stirrer gear and the side wall of the liner are 1.5mm~11mm, alternatively, Size range is 3.5mm~6mm.

In technical solutions of the utility model, under the magnetic drive effect of the driving magnet of milk brewing machine, blender is in bubble milk It is rotated in the accommodating cavity of machine liner using rotating stabilizer blade as fulcrum, so that milk powder and water mixing are equal under the whipping effect of stirrer gear Even, the blender is contacted with the bottom wall of liner, does not need to set the connection structures such as special supporting rod, stent, structure for it Simply, convenient for cleaning so that the health more convenient to use of milk brewing machine, in addition, because being provided with holding rod, user can will hold The holding rod picks and places the blender, pick and place it is more convenient, in addition, the lower end of the holding rod with it is described stirring ontology one Molding, without connection gap, into unhygienic without growing bacterium due to milk immerses gap.

Description of the drawings

It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, other attached drawings can also be obtained according to the structure shown in these attached drawings.

Fig. 1 is the internal structure schematic diagram of the milk brewing machine before improving；

Fig. 2 is the schematic cross-sectional view of an embodiment of milk brewing machine provided by the utility model；

Fig. 3 is the dimensional structure diagram of an embodiment of blender provided by the utility model；

Fig. 4 is the schematic cross-sectional view of the blender of Fig. 3；

Fig. 5 is the schematic top plan view of the blender of Fig. 3.

The drawing reference numeral explanation of milk brewing machine before improvement：

Label	Title	Label	Title
				100’	Blender	200’	Stirring stant
300’	Liner	400’	Motor

Drawing reference numeral explanation in the utility model：

Label	Title	Label	Title
				100	Milk brewing machine	141	Bar main body
1	Blender	142	Head
				11	Stir ontology	2	Engine base
12	Stirrer gear	3	Motor
				1a	Rotate stabilizer blade	31	Driving magnet
13	Driven magnet	4	Liner
				14	Holding rod	5	Cover

The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.

Specific embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out It clearly and completely describes, it is clear that described embodiment is only the part of the embodiment rather than whole of the utility model Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise Lower all other embodiments obtained, shall fall within the protection scope of the present invention.

If it is to be appreciated that related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding, Afterwards ...), then directionality instruction be only used for explain it is opposite between each component under a certain particular pose (as shown in drawings) Position relationship, motion conditions etc., if the particular pose changes, directionality instruction also correspondingly changes correspondingly.

It if, should " first ", " the in addition, relate to the description of " first ", " second " etc. in the utility model embodiment Two " etc. description is only used for description purpose, and it is not intended that instruction or implying its relative importance or implicit indicating meaning The quantity of the technical characteristic shown." first " is defined as a result, the feature of " second " can express or implicitly include at least one A this feature.In addition, the technical solution between each embodiment can be combined with each other, but must be with ordinary skill Personnel can be implemented as basis, and this technical side is will be understood that when the combination appearance of technical solution is conflicting or can not realize The combination of case is not present, also not within the protection domain of the requires of the utility model.

Milk brewing machine is a kind of small household appliance that can brew milk powder, commonly used in infant prepare moderate temperature, Brew uniform milk.As shown in Figure 1, the milk brewing machine before being improved for the utility model, milk brewing machine includes liner 300 ', liner 300 ' inside form accommodating cavities, stirring stant 200 ' are equipped in accommodating cavity, 100 ' upper and lower end face of blender is equipped with groove, described recessed Slot is fastened in the boss that lower wall is set in stirring stant 200 ', and blender 100 ' is internally provided with driven magnet.Liner 300 ' Lower section is additionally provided with motor 400 ', and the drive shaft of motor 400 ' is equipped with driving magnet, under the drive of motor 400 ', drives magnetic Body rotates, and driven magnet rotates under the action of magnetive attraction, and then blender 100 ' is driven to be rotated in stirring stant 200 ', with Realize the stirring to milk.In order to improve stability of the stirring stant 200 ' in accommodating cavity, in the injection of stirring stant 200 ' In the process, bottom is also added into thermoplastic elastomer (TPE) (TPE) material.However, in rotation process blender 100 ' groove The collision between friction and milk and stirring stant 200 ' between stirring stant 200 ' causes stirring noise big, and milk Easily splash out.Meanwhile this blender 100 ' is fastened on the labyrinth in stirring stant 200 ', it is difficult to dismantle, particularly work as When milk powder is sticky on stirring stant 200 ' or blender 100 ', cleaning is difficult, and the TPE material being molded in addition makes for a long time With rear easy flavescence, the wholesomeness for leading to milk brewing machine is poor, and user experience is bad.

The utility model proposes a kind of blender, for milk brewing machine, wherein, Fig. 2 is milk brewing machine provided by the utility model An embodiment, Fig. 3 to Fig. 5 be blender provided by the utility model an embodiment, please refer to figure Fig. 2 to Fig. 4, it is described to stir It mixes device 1 and includes stirring body, driven magnet 13 and holding rod 14, the stirring body includes stirring 11 and at least two stirrer gear of ontology 12, wherein, the lower face of the stirring ontology 11 is equipped with rotation stabilizer blade 1a, and at least two stirrer gear 12 is set on described Stir the circumferential surface (stirring ontology 11 and stirrer gear 12 can be molded with split, can also be integrally formed) of ontology 11, driven magnet 13 It is built in stirring ontology 11, the holding rod 14 extends, and described hold upward along the rotation center of the stirring ontology 11 The lower end and the stirring ontology 11 for holding bar 14 are molded as one.

Under the magnetic drive effect of the driving magnet 31 of milk brewing machine 100, blender 1 is in the appearance of 100 liner 4 of milk brewing machine It puts in chamber and is rotated using rotating stabilizer blade 1a as fulcrum, it is described so that milk powder and water are uniformly mixed under the whipping effect of stirrer gear 12 Blender 1 is contacted with the bottom wall of liner 4, does not need to set the connection structures such as special supporting rod, stent for it, simple in structure, Convenient for cleaning so that the health more convenient to use of milk brewing machine 100, in addition, because being provided with holding rod 14, user can will hold The holding rod 14 picks and places the blender 1, pick and place it is more convenient, in addition, the lower end of the holding rod 14 with it is described stirring this Body 11 is integrally formed, without connection gap, into unhygienic without growing bacterium due to milk immerses gap.

Stirring ontology 11 can be there are many set-up mode, such as cylindrical, disc, and stirs the lower face of ontology 11 Rotation stabilizer blade 1a is provided with, in use, the bottom surface of stirring ontology 11 is lowered into the liner 4 of milk brewing machine 100, is rotated Stabilizer blade 1a is in contact with the bottom wall of liner 4.Ontology 11 is stirred in flat, on the one hand, the thickness of flat stirring ontology 11 It is relatively thin, the spillage of milk can be effectively reduced in stirring.On the other hand, flat 11 small volume of stirring ontology, weight compared with Gently, correspondingly, for driving the power needed for blender 1 relatively low, so as to reduce the manufacture cost of milk brewing machine 100 and work Power consumption.

Stabilizer blade 1a is rotated there are many set-up mode, smooth pillar that such as opposite stirring ontology 11 protrudes, smooth salient point or is enclosed Annulus projected around the shaft of blender 1 etc., by setting rotation stabilizer blade 1a, between the bottom wall that blender 1 and liner 4 can be reduced Friction, be driven to rotate convenient for blender 1, so simplify milk brewing machine 100 driving mechanism.

Stirrer gear 12 is connected to the circumferential surface of stirring ontology 11, to improve the mixing effect of milk, makes the mixing of milk powder and water More uniformly.Wherein, when the column for stirring ontology 11 and presenting lower extension is set in the accommodating cavity of liner 4, stirrer gear 12 can be with Be staggered setting in the up-down direction, to be stirred to the milk for being located at different height in accommodating cavity, improves the uniformity of stirring.Stirring There are many set-up modes for tooth 12, and stirrer gear 12 of different shapes can realize different mixing effects, to meet the different need of user It asks.In general, surface is smooth and the stirrer gear 12 of junction transitions smooth to beat obtained milk blistering few, and rough surface, even The milk blistering that the whipping of stirrer gear 12 of the place's of connecing transition complexity obtains is more, in a practical situation, can be selected according to specific requirements Blender 1 with different stirrer gears 12.

In the present embodiment, stirrer gear 12 is in tapered setting from the direction proximad far from stirring ontology 11 is leaned on.Specifically, such as It is tapered that the thickness on the one hand referring to stirrer gear 12 is set gradually to subtract to the direction far from stirring ontology 11 from neighbouring shown in Fig. 3 and Fig. 4 It is thin, on the other hand refer to the circumferential width of stirrer gear 12 from neighbouring to the gradual constriction in direction far from stirring ontology 11.Tapered setting Stirrer gear 12 reduce the dead weight of blender 1, under same driving power, rotation faster, to realize preferably stirring effect Fruit.In addition, the stirrer gear 12 of tapered setting is so that the weight of blender 1 focuses primarily upon stirring ontology 11 or close to stirring ontology 11 1 central region of blender, to avoid the centrifugal force generated during quick rotation causes blender 1 to rotate eccentric and loses It goes to balance.Meanwhile the surface of the stirrer gear 12 of tapered setting has certain gradient from center to edge, to concentrate on blender Milk powder on the stirring ontology 11 at 1 middle part is slid on the stirrer gear 12 at 1 edge of blender, and is sufficiently agitated.Work as stirrer gear When the central plane of 12 thickness to blender 1 is thinned, the increase of the distance between the bottom surface of stirrer gear 12 and 4 bottom wall of liner can The friction between blender 1 and liner 4 in rotation process is avoided, and thin edges with respect to thick rim also there is preferably stirring to imitate Fruit, so that milk is more uniform.In addition, in the present embodiment, the cross section of stirrer gear 12 is in semiellipse shape, stirrer gear 12 Longitudinal section is in semiellipse shape, wherein, elliptical short axle is connected with stirring ontology 11, and elliptical major semiaxis is the extension of stirrer gear 12 Direction.

In the present embodiment, please refer to fig. 5, the outer diameter of the stirring body circle that is defined as being external in stirring body is (empty in figure The circle being relatively large in diameter shown in line, the i.e. circle tangent with 12 tooth top of stirrer gear) diameter, the outer diameter D of stirring body is bigger, stir range It is bigger, but the centrifugal force in rotation process is bigger, the milk being stirred is easily under the action of the centrifugal force along milk brewing machine 100 4 wall of courage rises, and causes to stir uneven；The outer diameter D of stirring body is smaller, and stirring range is smaller, and in identical angle of rotation speed In the case of degree, the rotation linear velocity of 12 each section of stirrer gear is smaller, and mixing effect is caused to be deteriorated.In addition, stirring in the present embodiment Body is mixed, eliminates stirring stant of the prior art, therefore stirrer gear 12 also needs to play the position-limiting action of stirring stant, if stirred Mix device 1 outer diameter it is too small if, blender 1 easily in accommodating cavity the considerations of play combination factors above, the present embodiment will, stir The size range for mixing the outer diameter D of device 1 is arranged on 66mm~85mm, alternatively, preferred size be 76~81mm, milk brewing machine 100 it is interior The diameter of courage 4 is slightly larger than the outer diameter D of the blender 1, and usually 88mm.

The quantity of the stirrer gear 12 is at least two, and is evenly distributed in the peripheral surface of the stirring ontology 11, In the present embodiment, the quantity of the stirrer gear 12 is 4, and 4 stirrer gears 12 are uniformly distributed in the periphery of stirring ontology 11 Face.With increasing for 12 number of stirrer gear, in order to ensure to stir cladding of the ontology 11 to driven magnet 131, and technique hardly possible is reduced Degree, the face area of stirring ontology 11 accordingly increase, and the dead weight of blender 1 increases therewith.12 number of stirrer gear and blender 1 Mixing effect is closely related, and when the number of stirrer gear 12 is less, although technique is relatively easy, it is uneven to be easy to cause stirring It is even, concentrate on local milk powder quickly caking or viscous glutinous；When the number of stirrer gear 12 is excessive, and it is easy to cause blender 1 Conduct oneself with dignity excessive, so as to increase driving difficulty, also, the movement of blender 1 is slow, equally easily leads to milk powder caking or viscous glutinous, In addition, excessive stirrer gear 12 is also easy to introduce a large amount of bubbles in milk, infant is caused to be sent out after drinking in quick movement Raw flatulence.In conclusion 3 to 6 stirrer gears 12 of setting, technique is relatively easy, and in the case where ensure that mixing uniformity, The dead weight of blender 1 is reduced, is easy to drive, and is not easy to introduce bubble in milk, is stirred so that blender 1 is whole It is preferable to mix effect.Further, set 1 symmetry of blender of 4 or 6 stirrer gears 12 higher, it is flat in rotation process Weighing apparatus property is more preferable.

In the utility model, holding rod 14 is set on the stirring ontology 11, it is described when the stirring body rotates Holding rod 14 also can together be rotated with the stirring body, for this reason, it may be necessary to consider the holding rod 14 in rotation process to institute The influence of stirring body is stated, it is specific as follows：

The holding rod 14 upwardly extends certain length, thus so that the entire center of the blender 1 can rise, is This, needs to be designed the structure of the holding rod 14 so that ensureing the center of the blender 1 as possible not rise too Height, in the present embodiment, the holding rod 14 include bar main body 141 and set on the heads of the upper end of the bar main body 141 142, the bar main body 141 is from bottom to top in tapered setting, so that the center of gravity of the holding rod 14 is than relatively low, to the stirring The influence of device 1 is smaller, in addition, in the present embodiment, takes the holding rod 14 in order to facilitate user, the head 142 is lateral The upper end setting of the prominent bar main body 141.

In order to avoid the weight because of the holding rod 14 is bigger, in 1 rotary motion of blender, to blender 1 Stability adversely affect, in the present embodiment, it is described stirring ontology 11 and the mass ratio of the holding rod 14 it is big In or equal to 12 namely the stirring body weight ratio described in holding rod 14 it is big too many, the holding rod 14 is to the blender 1 influence is smaller.

The holding rod 14 can make once to be integrally formed with the stirring ontology 11 or secondary injection Type is moulded into, in the present embodiment, the lower end of the holding rod 14 is connected as one with the stirring ontology 11 for post forming. In addition, in the present embodiment, because the lower end of the holding rod 14 and the stirring ontology 11 are connected as one for post forming, it is This, the plastic cement material of different food-grade may be used, also, in order to subtract in the material of the holding rod 14 and the stirring body The weight of the light holding rod 14, the material of the holding rod 14 are smaller than the density of the material of the stirring ontology 11.

The driven magnet 13 is built in the stirring ontology 11, it is only necessary to the motor set on the milk brewing machine 100 3 driving magnet 31 aligns, and in the present embodiment, is connected based on the holding rod 14 and 11 post forming of the stirring ontology One is connect, the dynamic magnet is set between the stirring ontology 11 and the holding rod 14, and the upper end of the driven magnet 13 The holding rod 14 is embedded in, and lower end is embedded in the stirring ontology 11.

The utility model also proposes a kind of milk brewing machine, please such as the embodiment that Fig. 2 is milk brewing machine provided by the utility model Refering to Fig. 2 and Fig. 3 to Fig. 4 is combined, the milk brewing machine 100 includes blender 1, engine base 2, motor 3 and liner 4, wherein, stirring Concrete structure reference above-described embodiment of device 1, since this blender 1 employs whole technical solutions of above-mentioned all embodiments, Therefore all advantageous effects at least caused by the technical solution with above-described embodiment, this is no longer going to repeat them.The machine The upper end of seat 2 is set in opening, and the liner 4 is set in the engine base 2 and the accommodating cavity with one end open, motor 3 are set on The engine base 2 and the lower section for being located at the liner 4, the drive shaft of motor 3 are connected with the driving magnet 31 for being attracted driven magnet 13, So that motor 3 drives blender 1 around rotation stabilizer blade 1a rotations.

In addition, usually the milk brewing machine 100 further includes the upper port of the lid conjunction engine base 2 and the upper port of the liner 4 The cover 5 of setting.

By the embodiment of above-mentioned blender 1 it is found that after the holding rod 14 is set, the holding rod 14 is to described How much the stability of blender 1 can be influenced, for this purpose, the height of the holding rod 14 is unsuitable excessively high, in the present embodiment, institute The side wall for stating liner 4 is equipped with highest metal line MAX, and holding rod 14 of taking for the convenience of the user, 14 another side of holding rod should not It is too high, to influence the height of the center of gravity of the blender 1, for this purpose, the upper end of the holding rod 14 is less than under the cover 5 Surface is set.Specifically, in the present embodiment, the holding rod 14 is higher by the size of the highest metal line as H1, and H1 >= More than 20mm, inconvenient when user takes if H1 is less than 20mm, the size less than the lower surface of the cover 5 is H2, H2 >= 6mm, Ruo Taigao can so that blender 1 is unstable.

However the design is without being limited thereto, in other embodiments, the holding rod 14 extends to the cover 5, institute upward The lower surface for stating cover 5 is equipped with the limit hole coordinated with the upper gap of the holding rod 14 of the blender 1, the holding rod 14 Upper end and the limit hole clearance fit, the limit hole limits 14 deflection of holding rod, to reduce the holding rod 14 Influence to the stability of the blender 1.

In the present embodiment, in order to avoid the inner wall of the outer rim of blender 1 and accommodating cavity generates friction or collision, cause to make an uproar Situations such as sound, milk are splashed out or can not be rotated, needs to reserve enough capacity spaces between blender 1 and liner 4, stir The distance between the radial direction full-size of device 1 and the side wall of liner 4 H are mixed not less than 1.5mm, preferred H be not less than 3.5mm, It in order to ensure the length of stirrer gear 12, avoids stirrer gear 12 too short and can not realize effective stirring, in addition in order to ensure to stir Tooth 12 is to the position-limiting action of blender 1 so that blender 1 cannot in blender 1 play, the maximum radial dimension of blender 1 The distance between the side wall of liner 4 H is not more than 11mm, and preferred H is not more than 6mm, that is, the outer end of the stirrer gear 12 The distance between side wall of the liner 4 is 1.5mm~11mm, alternatively, preferred size range is 3.5mm~6mm.

The above is only the preferred embodiment of the present invention, and it does not limit the scope of the patent of the present invention, Under every utility model in the utility model is conceived, equivalent structure made based on the specification and figures of the utility model Transformation or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.

Claims (12)

1. a kind of blender, which is characterized in that including：

Stirring body, including stirring ontology and at least two stirrer gears, wherein, the lower face of the stirring ontology is equipped with rotation branch Foot, at least two stirrer gear are set on the circumferential surface of the stirring ontology；

Driven magnet is built in the stirring ontology；And

Holding rod extends upward along the rotation center of the stirring body, and the lower end of the holding rod and the stirring ontology It is molded as one.

2. blender as described in claim 1, which is characterized in that the holding rod includes bar main body and set on the bar master The head of the upper end of body, the bar main body is from bottom to top in tapered setting, the upper end of the laterally projecting bar main body in head Setting.

3. blender as described in claim 1, which is characterized in that the lower end of the holding rod with it is described stirring ontology it is secondary into Type is integrated.

4. blender as claimed in claim 3, which is characterized in that the material of the holding rod is than the material of the stirring ontology Density it is small.

5. the blender as described in claim 3 or 4, which is characterized in that the driven magnet is set on the stirring ontology and institute Between stating holding rod, and the upper end of the driven magnet is embedded in the holding rod, and lower end is embedded in the stirring ontology.

6. blender as described in claim 1, which is characterized in that the outer diameter of the stirring body is 66mm~85mm, alternatively, institute The outer diameter for stating stirring body is 76mm~81mm.

7. blender as described in claim 1, which is characterized in that the mass ratio of the stirring ontology and the holding rod is big In or equal to 12.

8. a kind of milk brewing machine, which is characterized in that including：

Engine base, upper end are set in opening；

Liner, set on the engine base and with one end open accommodating cavity；

Blender as claimed in any of claims 1 to 7 in one of claims, in the accommodating cavity, the rotation stabilizer blade is supported in The bottom wall of the liner；And

Motor, set on the engine base and positioned at the lower section of the liner, the drive shaft of the motor be connected be attracted it is described driven The driving magnet of magnet, so that the motor drives the blender around the rotation stabilizer blade rotation.

9. milk brewing machine as claimed in claim 8, which is characterized in that the milk brewing machine further includes the upper port that lid closes the engine base The cover of setting, the lower surface of the cover are equipped with the limit hole coordinated with the upper gap of the holding rod of the blender.

10. milk brewing machine as claimed in claim 8, which is characterized in that the milk brewing machine further includes the upper end that lid closes the engine base The cover of mouth setting, the side wall of the liner are equipped with highest metal line, and the upper end of the holding rod is higher by the highest metal line And it is set less than the lower surface of the cover.

11. milk brewing machine as claimed in claim 10, which is characterized in that the holding rod is higher by the size of the highest metal line For H1, H1 >=20mm, the size less than the lower surface of the cover is H2, H2 >=6mm.

12. milk brewing machine as claimed in claim 8, which is characterized in that the side wall of the outer end of the stirrer gear and the liner it Between distance for 1.5mm~11mm, alternatively, size range is 3.5mm~6mm.