CN211609437U - Anti-overflow reliable food preparation machine - Google Patents

Abstract

The utility model provides a reliable food preparation machine of anti-overflow, the test platform comprises a support, stirring cup and heating device, be equipped with motor and control panel in the frame, heating device is connected with the control panel electricity, be equipped with crushing sword in the stirring cup, motor drive crushing sword rotates, the stirring cup includes that cup and lid fit the bowl cover of cup top, the bowl cover surrounds formation crushing chamber with the cup, the bowl cover includes hollow anti-overflow chamber, still be equipped with intercommunication anti-overflow chamber and the intercommunicating pore in crushing chamber on the bowl cover, stirring the thick liquid at food preparation machine like this, when heating, the thick liquid can be heated and rise, the thick liquid that is heated and rises can be followed crushing chamber and get into the anti-overflow intracavity by the intercommunicating pore, can guarantee that the thick liquid can not overflow, thereby food preparation machine's physics anti-.

Description

Anti-overflow reliable food preparation machine

Technical Field

The utility model relates to a food preparation machine field especially relates to a reliable food preparation machine of anti-overflow.

Background

With the improvement of living standard, people have higher and higher nutritional requirements on food, and in addition to the upgrading of market consumption, the food processor is more and more favored by consumers as a new upgraded consumer product in kitchen appliances.

In order to solve the problem of slurry overflow of the existing food processor, a rod-shaped or sheet-shaped overflow-preventing electrode is arranged on the inner side of a cup cover. In the heating process of the slurry, the liquid level rises, the machine stops heating after the slurry touches the anti-overflow electrode, and the liquid level gradually returns to the initial position. In the existing scheme, in the high-speed stirring process of the slurry, the liquid can also touch the anti-overflow electrode, and the slurry is adhered to the anti-overflow electrode, so that the anti-overflow failure is easily caused.

Disclosure of Invention

An object of the utility model is to provide a reliable food preparation machine of anti-overflow.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a reliable food preparation machine of anti-overflow, includes frame, stirring cup and heating device, is equipped with motor and control panel in the frame, and heating device is connected with the control panel electricity, is equipped with crushing sword in the stirring cup, and motor drive crushing sword rotates, and the stirring cup includes that cup and lid fit the bowl cover above the cup, and the bowl cover surrounds formation crushing chamber with the cup, wherein, the bowl cover includes hollow anti-overflow chamber, still is equipped with the intercommunicating pore that feeds through anti-overflow chamber and crushing chamber on the bowl cover.

Furthermore, the volume of the anti-overflow cavity is V1, the volume of the crushing cavity is V2, and V1/V2 is not less than 0.4.

Furthermore, the effective inner diameter of the communicating hole is D1, the effective inner diameter of the anti-overflow cavity is D2, and D1/D2 is not less than 0.3 and not more than 0.15.

Furthermore, the bowl cover includes enclosing cover and inner cup, and the enclosing cover cooperates with the inner cup and forms the anti-overflow chamber is equipped with the anti-overflow electrode of being connected with the control panel electricity in the anti-overflow chamber.

Furthermore, the anti-overflow electrode is arranged on the outer cover and extends downwards; or the anti-overflow electrode is arranged on the inner cover and extends upwards.

Furthermore, the communicating hole is arranged at the center of the inner cover, and the anti-overflow electrode is positioned on one side or right above the communicating hole; or the communicating hole is arranged on one side of the inner cover, and the anti-overflow electrode is positioned on the opposite side of the communicating hole.

Further, the inner cup includes inner cup roof and inner cup lateral wall, and the inner cup roof is the high arc form in center low edge, and the low department of inner cup roof is located to the intercommunicating pore, and the inward flange downwardly extending of intercommunicating pore forms annular retaining ring.

Further, the enclosing cover is provided with an exhaust port communicated with the anti-overflow cavity, and the outer side wall of the enclosing cover is provided with a cup cover sealing ring in sealing fit with the inner side wall of the cup body.

Furthermore, the lateral wall of inner cup is equipped with spacing muscle, the inside wall of enclosing cover be equipped with spacing muscle complex lug.

Furthermore, the lateral wall of inner cup is equipped with spacing muscle, the inside wall of enclosing cover be equipped with spacing muscle complex lug.

The utility model discloses in, "equivalent internal diameter" means when the cross section is the non-circular shape, and under its and the circular prerequisite that has the same cross-sectional area, this non-circular shape equivalent internal diameter is this circular shape internal diameter under the same area promptly.

After the technical scheme is adopted, the utility model has the advantages of as follows:

1. the utility model discloses in, the bowl cover includes hollow anti-overflow chamber to set up the intercommunicating pore in intercommunication anti-overflow chamber and crushing chamber on the bowl cover, when food preparation machine stirs, heats the thick liquid like this, the thick liquid can be heated and rise, and the thick liquid that is heated and rises can be followed and smashed the chamber and get into the anti-overflow intracavity by the intercommunicating pore, can guarantee that the thick liquid can not spill over, thereby realized food preparation machine's physics anti-overflow, so set up, promoted food preparation machine's anti-overflow reliability greatly.

2. The volume of the anti-overflow cavity is V1, the volume of the crushing cavity is V2, V1/V2 is set in the range of 0.25 to 0.4, the volume of the anti-overflow cavity can be well ensured to be enough, so that more serous fluid rising due to heating can be contained, and better anti-overflow can be realized.

3. The effective inner diameter of the communicating hole is D1, the effective inner diameter of the anti-overflow cavity is D2, and D1/D2 is set within the range of 0.15 to 0.3, so that the rising slurry can well enter the anti-overflow cavity, the capacity of the anti-overflow cavity can be well guaranteed to be enough, enough slurry can be contained, and a better anti-overflow effect is achieved.

4. The bowl cover includes enclosing cover and inner cup, and the enclosing cover forms with the inner cup cooperation the anti-overflow chamber, the anti-overflow chamber closure that so forms is good, and the slurry that prevents that can be fine leaks outward, its simple structure simultaneously, easily machine-shaping to set up the anti-overflow electrode of being connected with the control panel electricity in the anti-overflow intracavity, just can trigger the anti-overflow signal like this after the slurry gets into the anti-overflow intracavity and touch the anti-overflow electrode, thereby realize the electron anti-overflow, realized dual anti-overflow, promoted food processor's anti-overflow reliability greatly.

5. The anti-overflow electrode is arranged on the outer cover and extends downwards, so that the anti-overflow electrode can be ensured to be well contacted with the rising slurry, electronic anti-overflow is realized, and meanwhile, the anti-overflow electrode is convenient to mount and fix; or, the anti-overflow electrode is arranged on the inner cover and extends upwards, so that electronic anti-overflow can be well realized, and the installation and the fixation are simple and reliable.

6. The communicating hole is arranged at the center of the inner cover, the anti-overflow electrode is positioned at one side or right above the communicating hole, so that when the crushing cutter rotates at a high speed and slurry is stirred at a high speed, the slurry moves to the periphery and above the cup body under the action of the crushing cutter and forms a vortex at the center position, namely, the center is hollow, the slurry cannot enter the anti-overflow cavity from the communicating hole, the peripheral slurry can only be stirred in the crushing cavity due to the blocking of the inner cover and cannot enter the anti-overflow cavity, the slurry cannot touch the anti-overflow electrode in the anti-overflow cavity, the phenomenon that the slurry is adhered to the anti-overflow electrode to form false anti-overflow is avoided, and the risk of anti; or, the communicating hole is arranged on one side of the inner cover, and the anti-overflow electrode is positioned on the opposite side of the communicating hole, so that even if partial slurry enters the anti-overflow cavity from the communicating hole, the partial slurry cannot be adhered to the anti-overflow electrode, the formation of false anti-overflow is avoided, and the risk of anti-overflow failure is reduced.

7. The inner cup includes inner cup roof and inner cup lateral wall, the inner cup roof is the high arc form in the low edge in center, the low department of inner cup roof is located to the intercommunicating pore, after the thick liquid is heated and rises to the anti-overflow intracavity, the control panel can control heating device reduce power work, the thick liquid can flow back to crushing intracavity this moment, so set up, the backward flow of assurance thick liquid that can be better, avoid the thick liquid to remain in the anti-overflow intracavity, and the inward flange at the intercommunicating pore sets up the annular retaining ring that downwardly extending formed, can be better block that the thick liquid that crushing sword rotated to take up gets into the anti-overflow intracavity from the intercommunicating pore, also be the anti-overflow emergence of preventing that can be better.

8. The enclosing cover is equipped with the gas vent with anti-overflow chamber intercommunication, the lateral wall of enclosing cover be equipped with the sealed complex bowl cover sealing washer of the inside wall of cup, atmospheric pressure balance in the assurance cup that like this can be fine avoids stirring cup to explode the cup, in order to guarantee food preparation machine's safety in utilization, and when the assurance thick liquid that can be fine through the bowl cover sealing washer was when the heating rose, only can follow the intercommunicating pore and get into anti-overflow intracavity, can not spill from the fit clearance of enclosing cover and cup, the thick liquid that prevents that can be fine spill.

9. Set up spacing muscle through the lateral wall at the inner cup to the inside wall at the enclosing cover sets up with spacing muscle complex lug, can be fine through the cooperation of lug and spacing muscle with enclosing cover and inner cover lock together, this kind of cooperation fixed knot structure is both simple, easily realizes, can be fine again fix enclosing cover and inner cup together, easily installs and removes, the washing of being convenient for.

10. The outward flange of inner cup is equipped with the turn-ups, and spacing muscle includes horizontal muscle and erects the muscle and be longitudinal section "" shape, and horizontal muscle forms the spacing groove with erecting muscle and turn-ups upper surface, and the outer end of horizontal muscle is equipped with the breach that supplies lug screw in spacing groove, and structure like this, the cooperation between inner cup and the enclosing cover of being convenient for better promotes the assembly convenience of inner cup and enclosing cover greatly, easily dismantles simultaneously, the washing after the facilitate use.

Drawings

The present invention will be further explained with reference to the accompanying drawings:

fig. 1 is a schematic structural diagram of a food processor according to a first embodiment of the present invention.

Fig. 2 is a cross-sectional view of a blending cup according to an embodiment of the present invention.

Fig. 3 is a partial cross-sectional view of a food processor according to a first embodiment of the present invention.

FIG. 4 is an exploded view of the lid of the food processor according to an embodiment of the present invention.

Fig. 5 is a schematic structural view of an outer cover in an embodiment of the food processor of the present invention.

Fig. 6 is a schematic structural view of an inner lid of a food processor according to an embodiment of the present invention.

Fig. 7 is a partial cross-sectional view of a second embodiment of the food processor of the present invention.

FIG. 8 is an exploded view of the lid of the food processor according to the second embodiment of the present invention.

Fig. 9 is a sectional view of a third cup lid of the food processor of the present invention.

Fig. 10 is a partial cross-sectional view of a fourth embodiment of the food processor of the present invention.

The names of the components marked in the figures are as follows:

1. a machine base;

2. a stirring cup;

21. a cup body;

22. a cup cover;

221. an anti-overflow cavity;

222. a communicating hole; 2221. an annular retainer ring;

223. an outer cover; 2231. an exhaust port; 2232. a bump;

224. an inner cover; 2241. an inner cap top wall; 2242. an inner cover side wall; 2243. limiting ribs; 22431. transverse ribs; 22432. erecting ribs; 2244. flanging; 2245. a limiting groove; 2246. a notch;

225. an anti-overflow electrode;

23. a cup holder;

24. a grinding chamber;

25. a cup cover sealing ring;

26. a ventilation cover; 261. air holes are formed;

3. a crushing knife;

4. a metal disc;

5. a heating device.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. It is to be understood that the following terms "upper," "lower," "left," "right," "longitudinal," "lateral," "inner," "outer," "vertical," "horizontal," "top," "bottom," and the like are used in an orientation or positional relationship relative to one another only as illustrated in the accompanying drawings and are used merely for convenience in describing and simplifying the invention, and do not indicate or imply that the device/component so referred to must have a particular orientation or be constructed and operated in a particular orientation and therefore should not be considered as limiting the invention.

The first embodiment is as follows:

as shown in fig. 1 to 6, the utility model provides a reliable food preparation machine of anti-overflow, including frame 1, stirring cup 2 and heating device 5, be equipped with motor (not shown in the figure) and control panel (not shown in the figure) in the frame 1, heating device 5 is connected with the control panel electricity, be equipped with crushing sword 3 in the stirring cup 2, motor drive smashes 3 rotations of sword, stirring cup 2 includes that cup 21 and lid fit the bowl cover 22 of cup 21 top, bowl cover 22 surrounds formation with cup 21 and smashes chamber 24, stirring cup 2 still includes cup 23, cup 21 bottom is located to cup 23, and be equipped with metal disc 4 between cup 21 bottom and the cup 23, it rotates on the diapire of locating metal disc 4 to smash sword 3, and heating device 5 locates the outside of metal disc 4, in order to realize heating metal disc 4, thereby slurry and material to in the cup 21 heat.

In this embodiment, the cup cover 22 includes a hollow anti-overflow cavity 221, and the cup cover 22 is further provided with a communication hole 222 for communicating the anti-overflow cavity 221 with the grinding cavity 24, so that when the food processor stirs and heats the slurry, the slurry rises by being heated, the heated slurry can enter the anti-overflow cavity from the communication hole from the grinding cavity, and the slurry can not overflow, thereby realizing the physical anti-overflow of the food processor.

In order to better ensure the anti-overflow reliability, the volume of the anti-overflow cavity 221 can be set as V1, the volume of the crushing cavity 24 can be set as V2, V1/V2 is set in the range of 0.25 to 0.4, and V1/V2 is specifically 0.3, so that the volume of the anti-overflow cavity can be well ensured to be enough, more slurry which rises due to heating can be contained, and better anti-overflow can be realized.

Specifically, the communication hole 222 is a circular hole, the effective inner diameter of the communication hole 222 is D1, that is, the diameter of the communication hole 222 is D1, the effective inner diameter of the spill-proof cavity 221 is D2, D1/D2 is set to be in the range of 0.15 to 0.3, and D1/D2 is specifically 0.2, so that the rising slurry can enter the spill-proof cavity through the communication hole, and the capacity of the spill-proof cavity can be well ensured to be sufficient to contain enough slurry, thereby realizing a better spill-proof effect.

In order to better prevent the slurry from leaking, the cup cover 22 can be arranged to comprise an outer cover 223 and an inner cover 224, the outer cover 223 and the inner cover 224 are matched to form the anti-overflow cavity 221, the formed anti-overflow cavity has good sealing performance, the slurry can be well prevented from leaking, and meanwhile, the anti-overflow cavity is simple in structure and easy to machine and form; meanwhile, locate the intercommunicating pore 22 in the center of the inner cover 224, when the crushing cutter rotates at a high speed, when the slurry is stirred at a high speed, the slurry moves around and above the cup under the action of the crushing cutter and forms a vortex at the center position, namely, the center is hollow, the slurry cannot enter the anti-overflow cavity through the intercommunicating pore, and the peripheral slurry can only be stirred in the crushing cavity due to the blocking of the inner cover, and cannot enter the anti-overflow cavity, namely, when the material is stirred and crushed, the slurry is not easy to enter the anti-overflow cavity, and only when the slurry rises due to heating, the slurry can enter the anti-overflow cavity through the intercommunicating pore, thereby realizing true anti-overflow.

And, inner cup 224 includes inner cup roof 2241 and inner cup lateral wall 2242, inner cup roof 2241 is the high arc form in center low edge, the low department of inner cup roof 2241 is located to the intercommunicating pore 222, after the thick liquid is heated and is risen to the anti-overflow intracavity, the control panel can control heating device reduce power work, the thick liquid can flow back to crushing intracavity this moment, so set up, the backward flow of assurance thick liquid that can be better, avoid the thick liquid to remain in the anti-overflow intracavity, and set up the annular retaining ring 2221 that downwardly extending formed at the inward flange of intercommunicating pore 222, the thick liquid that stops crushing sword rotation to take up gets into the anti-overflow intracavity from the intercommunicating pore, prevent that the mistake anti-overflow that also can be better takes place, in order to promote.

The outer cover 223 is provided with an air outlet 2231 communicated with the anti-overflow cavity 221, the air outlet 2231 is specifically positioned in the center of the outer cover 223, namely positioned right above the communicating hole 222, the outer side wall of the outer cover 223 is provided with a cup cover sealing ring 25 in sealing fit with the inner side wall of the cup body 21, so that the air pressure balance in the cup body can be well ensured, the cup is prevented from being exploded by a stirring cup, the use safety of the food processor is ensured, and the cup cover sealing ring can well ensure that slurry only enters the anti-overflow cavity from the communicating hole when being heated and ascended, the slurry cannot leak from a fit gap between the outer cover and the cup body; of course, the air vent cover 26 may be disposed at the air vent 2231, and the air vent 261 communicating the outside with the anti-overflow cavity 221 is disposed on the air vent cover 26, so that the air vent cover can block the slurry, prevent the slurry from being directly ejected from the air vent, and ensure the air pressure balance in the mixing cup.

The lateral wall of inner cup 224 is equipped with spacing muscle 2243, and the inside wall of enclosing cover 223 is equipped with spacing muscle 2243 complex lug 2232, can be fine through the cooperation of lug and spacing muscle with enclosing cover and inner cover lock together, this kind of cooperation fixed knot structure is both simple, easily realizes, can be fine again fix enclosing cover and inner cup together, easily installs and removes, is convenient for wash.

The outward flange of inner cup 224 is equipped with turn-ups 2244, spacing muscle 2243 includes horizontal muscle 22431 and erects muscle 22432 and be longitudinal section "" shape, horizontal muscle 22431 forms spacing groove 2245 with the upper surface of erecting muscle 22432 and turn-ups 2244, the outer end of horizontal muscle 22431 is equipped with the breach 2246 that supplies lug 2232 screw in spacing groove 2245, so structure, the cooperation between inner cup and the enclosing cover of can being convenient for better, promote the assembly convenience of inner cup and enclosing cover greatly, easily dismantle simultaneously, wash after facilitating the use.

It is understood that V1/V2 can also be 0.25, 0.35, 0.4, etc.

It is understood that D1/D2 may also be 0.15, 0.25, 0.3, etc.

Example two:

the embodiment is different from the first embodiment in that an anti-overflow electrode electrically connected with the control board is arranged in the anti-overflow cavity.

In this embodiment, as shown in fig. 7 and 8, an anti-overflow electrode 225 electrically connected to the control board is disposed in the anti-overflow cavity 221, so that an anti-overflow signal is triggered only when the slurry enters the anti-overflow cavity and touches the anti-overflow electrode, thereby achieving electronic anti-overflow, achieving dual anti-overflow, and greatly improving the anti-overflow reliability of the food processor.

Specifically, the anti-overflow electrode 225 is arranged on the outer cover 223 and extends downwards, so that the anti-overflow electrode can be well contacted with the rising slurry, electronic anti-overflow is realized, and meanwhile, the anti-overflow electrode is convenient to mount and fix.

And, the intercommunicating pore 222 is located the center of inner cup 224, anti-overflow electrode 225 is located one side of intercommunicating pore 222, that is, anti-overflow electrode is located one side of enclosing cover 223, like this when smashing the high-speed rotation of sword, when carrying out high-speed stirring to the thick liquid, the thick liquid moves around and the top of cup under the effect of smashing the sword and forms the swirl in central point, center department is hollow promptly, the thick liquid can not get into the anti-overflow intracavity by the intercommunicating pore, and outlying thick liquid can only stir in smashing the intracavity because blockking of the inner cup, can't get into the anti-overflow intracavity, make the thick liquid can not touch the anti-overflow electrode in the anti-overflow intracavity, avoid the thick liquid adhesion to form the mistake.

Also, inner cup 224 includes inner cup roof 2241 and inner cup lateral wall 2242, inner cup roof 2241 is the high arc form in center low edge, the low department of inner cup roof 2241 is located to the intercommunicating pore 222, after the thick liquid is heated and is risen to the anti-overflow intracavity, the control panel can control heating device reduce power work, the thick liquid will flow back to crushing intracavity this moment, so set up, the backward flow of assurance thick liquid that can be better, avoid the thick liquid to remain in the anti-overflow intracavity, and set up the annular retaining ring 2221 that downwardly extending formed at the inward flange of intercommunicating pore 222, the thick liquid that stops crushing sword rotation to take up gets into the anti-overflow intracavity from the intercommunicating pore, that also can be better prevent the mistake anti-overflow and take place, in order to promote.

The enclosing cover 223 is equipped with the gas vent 2231 with anti-overflow chamber 221 intercommunication, the gas vent 2231 is located the center of enclosing cover 223, be located the intercommunicating pore 222 directly over promptly, the lateral wall of enclosing cover 223 is equipped with the bowl cover sealing washer 25 with the sealed complex of the inside wall of cup 21, the atmospheric pressure balance in the assurance cup that can be fine like this, avoid stirring the cup and explode the cup, in order to guarantee food preparation machine's safety in utilization, and when the assurance thick liquid that can be fine through the bowl cover sealing washer is heating up, only can get into the anti-overflow intracavity from the intercommunicating pore, can not leak from the fit clearance of enclosing cover and cup.

The lateral wall of inner cup 224 is equipped with spacing muscle 2243, and the inside wall of enclosing cover 223 is equipped with spacing muscle 2243 complex lug, can be fine through the cooperation of lug and spacing muscle with enclosing cover and inner cover lock together, this kind of cooperation fixed knot structure is both simple, easily realizes, can be fine again fix enclosing cover and inner cup together, easily installs and removes, is convenient for wash.

The outward flange of inner cup 224 is equipped with turn-ups 2244, spacing muscle 2243 includes horizontal muscle 22431 and erects muscle 22432 and be longitudinal section "" shape, horizontal muscle 22431 forms spacing groove 2245 with the upper surface of erecting muscle 22432 and turn-ups 2244, the outer end of horizontal muscle 22431 is equipped with the breach 2246 that supplies lug screw in spacing groove 2245, so the structure, the cooperation between inner cup and the enclosing cover of can being convenient for better, promote the assembly convenience of inner cup and enclosing cover greatly, easily dismantle simultaneously, wash after facilitating the use.

It can be understood that the anti-overflow electrode can also be arranged on the inner cover and extend upwards.

Other structures and advantages of the parts not described are the same as those of the first embodiment, and are not described in detail here.

Example three:

the present embodiment is different from the second embodiment in that the overflow preventing electrode is located directly above the communication hole.

In this embodiment, as shown in fig. 9, the communication hole 222 is disposed at the center of the inner cover 224, the anti-overflow electrode 225 is located right above the communication hole 222, that is, the anti-overflow electrode 225 is located at the center of the outer cover 223, so that when the crushing knife rotates at a high speed and the slurry is stirred at a high speed, the slurry moves to the periphery and above the cup body under the action of the crushing knife and forms a vortex at the center, that is, the center is hollow, the slurry cannot enter the anti-overflow cavity from the communication hole, and the peripheral slurry can only be stirred in the crushing cavity due to the blocking of the inner cover and cannot enter the anti-overflow cavity, so that the slurry cannot touch the anti-overflow electrode in the anti-overflow cavity, and the slurry is prevented from adhering to the anti-overflow electrode; it is understood that since the anti-overflow electrode 225 is located at the center of the outer cover 223, the air outlet 2231 is located at one side of the outer cover 223, i.e., at one side of the anti-overflow electrode 225, or the air outlet 2231 is located eccentrically, and the air-permeable cover 26 is located corresponding to the air outlet 2231.

Other structures and advantages of the parts not described are the same as those of the embodiment, and are not described in detail here.

Example four:

the present embodiment is different from the second and third embodiments in that the communication hole is provided on one side of the inner cap, and the overflow preventing electrode is located on the opposite side of the communication hole.

In this embodiment, as shown in fig. 10, the communication hole 222 is disposed on one side of the inner lid 224, that is, the communication hole 222 is disposed eccentrically, the anti-overflow electrode 225 is disposed on the opposite side of the communication hole 222, that is, the anti-overflow electrode 225 is disposed eccentrically, and the exhaust port 2231 is disposed at the center of the outer lid 223, so that even if some slurry enters the anti-overflow cavity through the communication hole, the slurry will not adhere to the anti-overflow electrode, thereby preventing the formation of false anti-overflow, and reducing the risk of anti-overflow failure, that is, only if the slurry actually rises into the anti-overflow cavity due to heating and touches the anti-overflow electrode, the slurry will not overflow due to the high-speed rotation of the crushing knife, which is a false anti-overflow and will affect the normal operation of the food processor.

Other structures and beneficial effects of the parts which are not described are the same as those of the second and third embodiments, and are not described in detail here.

In addition to the preferred embodiments described above, other embodiments of the present invention are also possible, and those skilled in the art can make various changes and modifications according to the present invention without departing from the spirit of the present invention, which should fall within the scope of the present invention defined by the appended claims.

Claims (10)

1. The utility model provides a reliable food preparation machine of anti-overflow, includes frame, stirring cup and heating device, is equipped with motor and control panel in the frame, and heating device is connected with the control panel electricity, is equipped with crushing sword in the stirring cup, and motor drive crushing sword rotates, and the stirring cup includes that cup and lid fit the bowl cover above the cup, and the bowl cover surrounds formation with the cup and smashes the chamber, its characterized in that, the bowl cover includes hollow anti-overflow chamber, still is equipped with the intercommunicating pore that communicates anti-overflow chamber and crushing chamber on the bowl cover.

2. The food processor of claim 1, wherein the spill-resistant chamber has a volume of V1, the size of the size reduction chamber has a volume of V2, 0.25 ≦ V1/V2 ≦ 0.4.

3. The food processor of claim 1, wherein the communication aperture has an effective inner diameter of D1 and the spill-resistant chamber has an effective inner diameter of D2, 0.15 ≦ D1/D2 ≦ 0.3.

4. The food processor of claim 1, wherein the cup cover includes an outer cover and an inner cover, the outer cover and the inner cover cooperating to form the anti-overflow cavity, the anti-overflow cavity having an anti-overflow electrode electrically connected to the control board.

5. The food processor as defined in claim 4, wherein the anti-spill electrode is provided on the outer cover and is provided to protrude downward; or the anti-overflow electrode is arranged on the inner cover and extends upwards.

6. The food processor as defined in claim 4, wherein the communication hole is provided at the center of the inner lid, and the overflow preventing electrode is located at one side or right above the communication hole; or the communicating hole is arranged on one side of the inner cover, and the anti-overflow electrode is positioned on the opposite side of the communicating hole.

7. The food processor as defined in claim 4, wherein the inner lid includes an inner lid top wall and an inner lid side wall, the inner lid top wall is formed in an arc shape with a central lower edge being higher, the communication hole is provided at a lower portion of the inner lid top wall, and an inner edge of the communication hole extends downward to form an annular retainer ring.

8. The food processor of claim 4, wherein the outer lid has an exhaust port in communication with the spill-resistant chamber, and wherein an outer sidewall of the outer lid has a lid seal ring in sealing engagement with an inner sidewall of the cup.

9. The food processor as defined in claim 4, wherein the outer side wall of the inner lid is provided with a limiting rib, and the inner side wall of the outer lid is provided with a projection engaged with the limiting rib.

10. The food processor as defined in claim 9, wherein the outer edge of the inner lid is provided with a flange, the limiting rib comprises a horizontal rib and a vertical rib and is in a shape of "" cross section "", the horizontal rib, the vertical rib and the upper surface of the flange form a limiting groove, and the outer end of the horizontal rib is provided with a notch for the projection to be screwed into the limiting groove.

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