CN209285250U - A kind of soy bean milk making machine - Google Patents

Abstract

The utility model provides a kind of soy bean milk making machine, including head and cup body, the head is buckled on the cup body, the head includes upper cover and the handle set on the upper cover top, it is characterized by: the soy bean milk making machine includes multiple handles, multiple handles are located at the central area on the upper cover top, and described handle one end is connected with the upper cover, and the other end is free end.Existing soy bean milk making machine arch bridge handle and one grip part of column handle are solved by the way that multiple handles are arranged, holds illusive technical problem, and more handle soy bean milk making machines can with the hands be held, and increase soy bean milk making machine forced area, and it is more firm to hold；Good appearance；Also, once one of grip part loosens, and there are also other grip parts can be used, and extends grip part service life；Handle is located at intermediate region, and the consumer big for hand can be held with a hand, be lifted without both hands, it is seen that the handle in this programme is all suitable for for all users.

Description

A kind of soy bean milk making machine

Technical field

The utility model relates to kitchen small household appliances, especially a kind of soy bean milk making machine.

Background technique

Existing handpiece of soybean milk machine than heavier, fix by the arch (bridge) type handle for mostly using both ends fixed greatly, both ends, and centre is gripping Portion is held on the other hand, and similar handle shape causes similarization and unification of soy bean milk making machine shape, causes that consumer's is aesthetic tired Labor.

Some soy bean milk making machines use one end to fix, the other end is the handle of free end, bad to put forth effort with finger grip, if Be stained on hand water perhaps dish washing liquid can slip ponderable head once slip it is light if desktop or kitchen countertop it is impaired, it is heavy then Consumer is injured.

Above two handle all only one grip parts, user is held with proficiency lifts head, for old man and child For it is laborious, and clean when be difficult to put forth effort, it is inconvenient for use.

Utility model content

Not only with hands grasping but also it can be hold by one hand the purpose of the utility model is to provide a kind of, hold firm, moulding Beautiful soy bean milk making machine handle.

To achieve the above object, the utility model provides a kind of soy bean milk making machine, including head and cup body, and the head is buckled on The cup body, the head include upper cover and the handle set on the upper cover top, it is characterised in that: the soy bean milk making machine includes more A handle, multiple handles are located at the central area on the upper cover top, and described handle one end is connected with the upper cover, another End is free end.

Further, the central area is equipped with connector, and multiple handles are connect with the connector.

Further, the connector is equipped with multiple brackets to raise upward, is set with grip sleeve, the branch on the bracket Frame and the grip sleeve form the handle.

Further, the bracket is equipped with reinforcing rib, is equipped with the groove cooperated with reinforcing rib, institute on the inside of the grip sleeve It states reinforcing rib and is inserted into the groove；Or the grip sleeve is silica gel sheath.

Further, location structure is equipped between the connector and the central area.

Further, the location structure is the accommodating chamber set on the central area, and the connector is placed in the appearance It receives intracavitary with positioning link；Or the location structure includes set on the cavity of the bottom end of the connector and set on the upper cover The annular convex rib upwardly extended, the annular convex rib are inserted into the cavity.

Further, the central area is equipped with panel, and the panel is equipped with location hole, the location hole suit and institute It states on the outside of handle, the panel compresses the connector on the cover.

Further, the panel is equipped with the stud extended downwardly, and the connector and the central area are equipped with and institute The through-hole of stud cooperation is stated, the stud is locked after passing through the through-hole by screw；Or the handle is equipped with and the positioning The location hole is inserted into the protrusion of hole cooperation, the protrusion；Or the central area is equipped with accommodating chamber, the connector is placed in appearance Receive intracavitary, the panel has the edge that extends downwardly, and the tip edge of the accommodating chamber sinks to forming step, and the edge is taken It holds on the step.

Further, multiple handles and the upper cover are integrally formed；Or the multiple handle is integrally formed；Or it is described Connector has multiple；Or the area of the central area is the 1/3 of the coverage；Or or the central area be ellipse The diameter ratio of shape, the long axis of the central area and the upper cover is 1/2；Or it is the equivalent of 7cm that the central area, which is diameter, Circle；Or the handle is silica gel part.

Further, the connector and the upper cover are integrally formed；Or the connector and the handle are integrally formed.

Soy bean milk making machine in this programme has multiple handles, can use two portable, increases soy bean milk making machine forced area, side Just it holds；Also, once one of grip part loosens, and there are also other grip parts can be used, and extends grip part service life； Handle is located at intermediate region, and the consumer big for hand can be held with a hand, be lifted without both hands, it is seen that mentioning in this programme Hand acupuncture is applicable in all users.

Other features and advantages of the present invention are part of the detailed description can be specified.

Detailed description of the invention

Attached drawing is to be used to provide a further understanding of the present invention, and constitute part of specification, and following Specific embodiment be used to explain the utility model together, but do not constitute limitations of the present invention.In the accompanying drawings:

Fig. 1 is the cross-sectional view of one handpiece of soybean milk machine of the utility model embodiment；

Fig. 2, Fig. 3 are the structural schematic diagram of one soy bean milk making machine connector of the utility model embodiment；

Fig. 4 is the structural schematic diagram of one soy bean milk making machine upper cover of the utility model embodiment；

Fig. 5 is the structural schematic diagram of one soy bean milk making machine panel of the utility model embodiment；

Fig. 6 is the structural schematic diagram of one soy bean milk making machine handle of the utility model embodiment.

Description of symbols:

1, head；11, upper cover；111, accommodating chamber；1111, step；112, annular convex rib；113, first row stomata；12, it mentions Hand；121, grip sleeve；122, second row stomata；13, connector；131, bracket；1311, reinforcing rib；1312, air slot；1313, Positioning bar；132, air guide channel；1321, intercommunicating pore；1322, connectivity slot；14, panel；141, location hole；142, stud；143, Edge.

Specific embodiment

Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing.It should be understood that herein Described specific embodiment is only used for describing and explaining the present invention, and is not intended to limit the utility model.

In the present invention, in the absence of explanation to the contrary, the noun of locality used such as " upper and lower, top, side " is usually needle For direction shown in the drawings either for it is vertical, on vertical or gravity direction for each component mutual alignment relation Word is described.

Embodiment one:

As shown in Figs. 1-5, the utility model provides a kind of soy bean milk making machine, including head 1 and cup body (not shown), head 1 It is buckled on cup body, head includes upper cover 11 and the handle 12 set on upper cover top, and soy bean milk making machine has multiple handles 12, handle 12 Be respectively positioned on the central area of upper cover 11,12 one end of handle is connected with upper cover 11, and the other end is free end, i.e., the other end not with upper cover It is connected directly and is indirectly connected.

There are two grip part, hands grasping is can be used in user for the present embodiment preferably 2 handles, i.e. tool, and it is firm to hold. Central area is a virtual concept, the central area can be equivalent circle be also possible to ellipse or other not The figure of rule, it is central area that required area, which is 1/3 region of coverage, herein；Or it is 7cm that central area, which is diameter, Equivalent circular；Or the long axis and upper cover diameter ratio of oval central area are 1/2.Herein can not exclusive list, the skill of this field Art personnel will be apparent to the skilled artisan that handle is set to central area and lifts, holds for convenience, and the point of application should be located at one with head center of gravity On vertical line, therefore not deviate by straight line where center of gravity when head is placed vertically certainly too many for handle, otherwise, lifts head and also wants gram Take gravity torque.

Embodiment one solves existing soy bean milk making machine arch bridge handle and one grip part of column handle by 2 handles of setting, holds Illusive technical problem is held, the handle of this programme has 2 grip parts, can with the hands hold, and increases soy bean milk making machine stress surface Product, it is more firm to hold；Good appearance；Also, once one of grip part loosens, and there are also other grip parts can be used, and prolongs Long grip part service life；Handle is located at intermediate region, and the consumer big for hand can be held with a hand, be mentioned without both hands It rises, it is seen that the handle in this programme is all suitable for for various users.

Specifically, upper cover is equipped with connector 13, and multiple handles connect into an entirety by connector 13, then with upper cover 11 Fixed, there are many kinds of fixed modes, such as screw is fixed, is clamped, is welded.Simple process, it is easy to assembly.In addition to this, beans Pulp grinder has multiple connectors, and connector number is identical as handle number, and connector is fixed with upper cover, although process cumbersome, The service life that handle can be extended can also continue to work when a handle loosens other handles.Connector and the upper cover It can also be integrated injection molding, then without fixed installation or connector and upper cover integrated injection molding, it is only necessary to step installation Fixed step, assembly are simple.In addition to this, it is also possible under no connector situation, single handle is fixed with upper cover respectively；Or The multiple handles of person are fixed with upper cover again after being integrally formed；Or handle and upper cover are integrally formed.

Specifically, the connector of this programme also has the work for reinforcing handle intensity other than the effect for connecting and fixing With connector 13 is equipped with multiple brackets 131 to raise upward, and grip sleeve 121, bracket 131 and gripping are set on bracket 131 Set 121 forms the double-deck handle.Handle in the prior art is all single layer structure, and handle is hollow for exhaust heat dissipation, single layer handle It is disadvantageous in that intensity is low, during transportation, single layer handle is easy damaged in collision；Once machine in consumer's use process Head slips, if handle is knocked on desktop or ground, can all cause the damage of single layer handle, reduce customer satisfaction.We The double-deck handle intensity of case is high, and bracket can be metal material, prevent rupture of the handle in transport and use process.It holds The material of set can be common plastics or metal, and the preferred silica gel sheath of this programme, silica gel sheath frictional force is big, and when gripping is not easy to slide De-, and as flexible material, feel is relatively good, silica gel sheath and bracket Interference contact, and when gripping will not extract easily silica gel sheath Bracket.

Specifically, bracket 131 is additionally provided with positioning bar 1313, and the groove cooperated with positioning bar is equipped on the inside of grip sleeve (in figure Do not indicate), positioning bar 1313 is inserted into groove positioning.Grip sleeve and bracket are sleeve structures, and grip sleeve is equipped with second row stomata, Good positioning is needed when assembly, otherwise will affect heat dissipation exhaust effect.In addition to this it is possible to be hold be arranged it is convex Muscle, branch set up other location structures such as groove.

Specifically, connector 13 is seperated part with upper cover 11, is equipped with location structure between the two, and first in this programme is fixed Bit architecture is the accommodating chamber 111 set on 11 central area of upper cover, and connector 13 is placed in accommodating chamber, and connector 13 is solid with upper cover again It is fixed, such as it is connect with the bottom wall screw of accommodating chamber 111；Second location structure is the connectivity slot set on 13 bottom end of connector, first row Stomata is set to the bottom wall of accommodating chamber, and first exhaust bore edges upwardly extend to form annular convex rib 112, and the insertion of annular convex rib 112 connects In through slot.It is easy for installation not misplace.

Specifically, the top of accommodating chamber is equipped with panel 14, and panel 14 is equipped with location hole 141, and location hole 141, which is sleeved on, to be mentioned The outside root of hand 12, panel 14 are equipped with the stud 142 extended downwardly, and connector 13 and upper cover 11 are equipped with matched lead to Hole, stud 142 are locked after passing through through-hole by screw.The bottom end of handle 12 is equipped with the protrusion cooperated with location hole 141 (in figure not Draw), positioning in location hole 141 is inserted into protrusion, convenient for assembly.Panel has the edge 143 extended downwardly, accommodating chamber 111 Tip edge sinks to being formed step 1111, and edge 143, which is taken, to be held on step 1111, and connector is pressed in upper cover 11 by panel. It is easy for installation not misplace.

Motor is equipped in handpiece of soybean milk machine, motor rotation is beaten, and a large amount of heat can be generated in pulping process, if not immediately Head is discharged, the working environment of high temperature will affect the service life of each component on circuit board, and misoperation can even generate fried The risk of machine, existing soy bean milk making machine handle is interior to be equipped with hollow cavity, and head is discharged in hot gas by hollow cavity, but for being equipped with connection The soy bean milk making machine of part needs to reset the position of air guide channel.

Specifically, connector 13 is equipped with air guide channel 132, and upper cover 11 is equipped with first row stomata 113, sets on handle 12 There is second row stomata 122, first row stomata 113 is connected to by air guide channel 132 with second row stomata 122.This programme leads to air guide Road is arranged on connector, avoids the connector position fixed with upper cover.In addition to this, air guide channel is not limited to connector On, when connector is columnar projections, handle is sleeved in columnar projections, air guide channel be can be set on handle.It is worth note Meaning: there are two handles for the present embodiment soy bean milk making machine tool, but handle has connector and connector is equipped with the structure of air guide channel Multiple handles are not limited to, single handle is equally applicable, i.e., the scheme of following all connector air guide channels is applicable in and individually mentions The soy bean milk making machine of hand.

When connector 13 is the laminated structure between handle and upper cover, air guide channel 132 is intercommunicating pore 1321, even The top of through-hole 1321 is connected with second row stomata 122, and bottom end is connected with first row stomata 113.Air guide channel 132 or The bottom surface or side with connector can be set in connectivity slot 1322, connectivity slot 1322, and the bottom surface of connectedness is recessed inwardly to be formed Connectivity slot 1322, connectivity slot 1322 and upper lid surface are enclosed air guide channel 132.When connector 13 is pillar form, hold It holds set and is sleeved on pillar, grip sleeve and pillar cooperatively form handle, and convex cylindrical connector side wall is recessed inwardly to form connectivity slot 1322, air guide channel 132 is collectively formed in connectivity slot 1322 and grip sleeve inner wall.

Specifically, connectivity slot 1322 is set to the bottom surface of bracket 131 side wall and connector 13, rack side wall and connector bottom surface It is recessed inwardly, connectivity slot 1322 and 121 side wall of grip sleeve and upper cover top surface cooperatively form air guide channel, and the bottom end of connector 13 is also Equipped with intercommunicating pore 1321, intercommunicating pore is connected to connectivity slot.Second row stomata 122 is set to grip sleeve 121 side, and is set to bracket Air guide channel is correspondingly arranged, and hot gas is discharged from first row stomata, by connectivity slot and intercommunicating pore, is discharged by second row stomata.It removes Except this, the handle with supporting structure either has the handle of raised connecting-piece structure, can be arranged on bracket hollow Chamber, hollow cavity are exactly air guide channel, and the top of hollow cavity is connected with second row stomata, and bottom end is connected with first row stomata.

Specifically, the reinforcing rib 1311 with outward extension of bracket 131, reinforcing rib 1311 are located in connectivity slot 1322, add Strengthening tendons 1311 offset with grip sleeve 121, and air guide channel is divided into multiple air slots 1312 by reinforcing rib, and air slot is by first exhaust Hole is connected to second row stomata.The area of air guide channel is certainly bigger than the area of second row stomata, between air guide channel and handle Hollow area is excessive to cause intensity inadequate, and second row stomata is easy to collapse when gripping, therefore reinforcing rib is arranged by air guide channel Extra place is blocked, and the direction of reinforcing rib is random, can be horizontally disposed, is also possible to be vertically arranged, as long as air slot energy Gas is enough connected.

Specifically, the gross area of first row stomata 113 is S1, and 122 gross area of second row stomata is S2, for good row Gas effect reduces aircraft bombing risk, extends electronic component service life, S1 >=50mm², and in order to which smooth in exhaust is not felt suffocated, S2 ≥S1；It is worth noting that, the gross area of air slot 1312 should be not less than the gross area of first row stomata, air slot 1312 The gross area is not more than the second row stomata gross area, preferably equivalents；Second row stomata is made of multiple apertures, each aperture It is connected to air guide channel.Waterproof ventilated membrane is set at first row stomata 113 or at second row stomata 122 or in air guide channel, clearly It when washing machine head, has water and enters inside head from second row stomata 122, easily cause short circuit, to this personal safety of consumption It threatens, waterproof ventilated membrane can prevent water from entering inside head, and not influence exhaust effect.

It is equipped with circuit board inside handpiece of soybean milk machine, upper cover water inlet should be avoided in when cleaning, therefore while cleaning head needs head Horizontal, for head than heavier, user's cleaning is relatively elaborate.As shown in figures 1 to 6, it is laborsaving to provide a kind of cleaning for embodiment one Soy bean milk making machine.

Specifically, handle 12 is strip, and the height of handle 12 is H1, and the height of the head is H2,0.2 < H1/H2 < 0.4.It needs head is horizontal when cleaning head, holds head on the other hand, the other hand cleaning, hand is upward in addition to applying when head is horizontal Pulling force, or apply the power for overcoming torque, manpower is closer apart from head center of gravity, and torsion distance is shorter, when gripping It is more laborsaving, therefore the point of application should be in handle root.For the existing arch-shaped handle point of application in intermediate grip part, torque is big；Existing beans The handle of pulp grinder is too short, and the entire centre of the palm can not be held at handle when head is horizontal, and force area is small, bad gripping.Therefore this reality The handle for applying example is strip, and the height of strip handle and the height of head should be greater than 0.2, existing handpiece of soybean milk machine overall length Between 21-28 centimetres, strip handle length is preferred are as follows: 6cm, 7cm, 8cm, 9cm.In addition to completely by head when cleaning head It is hanging to rinse, head upper cover can also be shelved on to the edge of scullery basin, fulcrum is in the place contacted with scullery basin and upper cover, hand The distance of the point of application to fulcrum be power arm, the distance of head center of gravity to fulcrum is resistance arm, utilizes lever principle mitigation hand Burden, theoretically speaking, the longer the better for lever, but high from the height of handle in space utilization rate and aesthetic measure and head The ratio of degree should be less than 0.4, when ratio is about 0.33, and power wall is equal with resistance arm, and manpower just applies a head Gravity, it is relatively labor-saving.

Specifically, upper cover height is H3, and the height and handle height ratio of upper cover (include 0.25 between 0.25 to 0.5 With 0.5).Upper cover height is too high, influences to arrange aesthetics, height is too short, and mounting circuit boards are difficult, and narrow space also will affect Heat dissipation effect, preferably upper cover height are 2cm, 2.5cm, 3cm.

Specifically, when one timing of upper cover height, when using upper cover and scullery basin supporting point as fulcrum, the height of upper cover can shadow The calculating of resistance arm is rung, power arm is handle length, and the distance of upper and lower covers junction to head center of gravity is considered as resistance arm, when dynamic When the arm of force=resistance arm length, the power that manpower applies is exactly head gravity, at lower cover 1/2, i.e., head center of gravity is usually Upper and lower covers junction is to 2 times that blade distance is handle height, the ratio of upper cover and handle height (packet between 0.25 and 0.5 Containing 0.25 and 0.5), handle height accounts for entire head lenth ratio between 0.28 to 0.31 at this time, the present embodiment handle height Between the preferred 0.2-0.31 of head lenth ratio.

Specifically, the whole cylindrical or up big and down small cylinder of handle 12, the nose-circle of handle convenient to hold It slips over and crosses.Cylindrical conformation facilitates gripping, and if it is prism handle, seamed edge presses against hand, and when gripping is bad firmly, user experience compared with Difference.In addition to this, strip handle is not limited to conventional shape, is also possible to abnormity elongated on the whole, such as " Y " word Shape, T-shaped, waveform, seamed edge rounding off plate structure, it might even be possible to it is whole to be that two column handles link together Volume morphing, such as " H " shape.

Specifically, the bottom surface circular diameter of handle 12 is d, d > 1cm.The diameter of cylinder is too short, it is meant that handle is too thin, with hand Contact area is too small, and it is not firm to hold, and finger holds handle and returns hook, and it is convenient minimum diameter firmly that finger tip, which touches palm, For normal person's palm and finger length, which is 2cm, and diameter is small less than 2cm contact area, Finger tip and palm offset it is bad firmly, the bottom surface circular diameter of the handle is 1.5cm, 2cm, 2.5cm.

Specifically, two 12 outer wall minimum distances of handle are L1, and L1 >=1.5cm, 12 outer wall maximum distance of handle is L2, L2 ≤9cm.This programme handle be for holding, if not simultaneously hold two handles, individually hold one when need by Finger is inserted between double handles, and if finger is regarded as class cylinder, normal finger diameter is about 1.5cm, for male Scholar's palm is big can be held double handles rather than hold single handle.The handle outer wall minimum distance be L1, L1=1.5cm, 2cm,2.5cm,3cm.When one hand of user holds double handles simultaneously, the five fingers, which open, and finger tip returns to hook can just hold handle, When two handle spacing are too big, a hand can not be held, and by the size of normal manpower, handle distance holds most easypro when being 6,7,8cm Clothes, can satisfy user's demand, L2=6cm, 7cm, 8cm.

Specifically, two handles 12 are tilted in opposite directions setting, and outside handle top, gripping when is not easy to slide De-, the side wall of vertical shaft straight up and down is when holding, if having water or dish washing liquid to be easy to slip on hand.Handle Top center and the low side line of centres are center line, and two center lines are located at a plane.In addition to this, two center lines can also To need to be located at Different Plane according to moulding, facilitate gripping.

Specifically, the outer wall of handle and the angle of upper cover are a, 60 ° < a < 90 °.The height and maximum distance of handle, recently Apart from restricted, angle is too small, and maximum distance is too far, cannot hold on the other hand.

In addition to this, there are two the effect of the single handle of grip part also available hands grasping, above-mentioned double handles for tool Structure is suitable for the soy bean milk making machine that single handle has double grip parts.The horizontally extending formation bending part in the top of handle or handle Top outward bending form bending part, bending place can block palm, and gripping when does not slip.

To sum up, the handle of the soy bean milk making machine in the present embodiment can with the hands be held, and increase soy bean milk making machine forced area, be held It is more firm；It is beautiful and generous；Also, once one of grip part loosens, and there are also other grip parts can be used, and extends grip part Service life；Handle is located at intermediate region, and the consumer big for hand can be held with a hand, be lifted without both hands, it is seen that this Handle in scheme is convenient and strength-saving for various users；Inner stent is metal, and intensity is high；Outer layer grip sleeve is Silica gel part, frictional force is big, is not easy to slip.More further, connector is equipped with air guide channel, is conducive to head and radiates；In air guide channel Equipped with reinforcing rib, increase handle intensity；Ventilation aperture area is not less than 50mm², good exhaust effect, aircraft bombing risk be low, electronics member device Part long service life.More further, strip handle gripping area is big, it is firm to hold；It is exerted a force using lever principle, is extremely saved Power；Upper cover is fixed in handle one end, and the other end is free end, holds the point of application and is located at upper cover, gravity torque is small, laborsaving.

Claims (10)

1. a kind of soy bean milk making machine, including head and cup body, the head is buckled on the cup body, and the head includes upper cover and is set to The handle on the upper cover top, it is characterised in that: the soy bean milk making machine includes multiple handles, and multiple handles are located at the upper cover The central area on top, described handle one end are connected with the upper cover, and the other end is free end.

2. soy bean milk making machine as described in claim 1, it is characterised in that: the upper cover is equipped with connector, and the connector is located at institute The central area of upper cover is stated, multiple handles are connect with the connector.

3. soy bean milk making machine as claimed in claim 2, it is characterised in that: the connector is equipped with multiple brackets to raise upward, institute It states and is set with grip sleeve on bracket, the bracket and the grip sleeve form the handle.

4. soy bean milk making machine as claimed in claim 3, it is characterised in that: the bracket is equipped with positioning bar, the grip sleeve inside Equipped with the groove cooperated with positioning bar, the positioning bar is inserted into the groove；Or

The grip sleeve is silica gel sheath.

5. soy bean milk making machine as claimed in claim 2, it is characterised in that: be equipped with positioning knot between the connector and the upper cover Structure.

6. soy bean milk making machine as claimed in claim 5, it is characterised in that: the location structure is set on the upper cover central area Accommodating chamber, the connector are placed in the accommodating chamber with positioning link；Or

The location structure includes the annular for being set to the connectivity slot of the bottom end of the connector and upwardly extending set on the upper cover Convex ribs, the annular convex rib are inserted into the connectivity slot.

7. soy bean milk making machine as claimed in claim 2, it is characterised in that: the central area of the upper cover is equipped with panel, the face Plate is equipped with location hole, and the location hole is set on the outside of the handle, and the connector is pressed on the upper cover by the panel On.

8. soy bean milk making machine as claimed in claim 7, it is characterised in that: the panel is equipped with the stud extended downwardly, the connection Part and the upper cover are equipped with the through-hole cooperated with the stud, and the stud is locked after passing through the through-hole by screw；Or

The handle is equipped with the protrusion cooperated with the location hole, and the location hole is inserted into the protrusion；Or

The central area of the upper cover is equipped with accommodating chamber, and the connector is placed in accommodating chamber, and the panel, which has, to be extended downwardly Edge, the tip edge of the accommodating chamber sinks to forming step, and the edge, which is taken, to be held on the step.

9. soy bean milk making machine as described in claim 1, it is characterised in that: multiple handles and the upper cover are integrally formed；Or

Multiple handles are integrally formed；Or

The area of the central area is the 1/3 of the coverage；Or

The central area is ellipse, and the long axis of the ellipse and the diameter ratio of the upper cover are 1/2；Or

The central area is the equivalent circular that diameter is 7cm；Or

The handle is silica gel part.

10. the soy bean milk making machine as described in claim 2-8 any one, it is characterised in that: the connector and upper cover one Injection molding；Or

The connector and the handle integrated injection molding；Or

The connector has multiple.