CN211834044U

CN211834044U - Food processor

Info

Publication number: CN211834044U
Application number: CN201922033449.9U
Authority: CN
Inventors: 陈应军; 高晖
Original assignee: Zhejiang Shaoxing Supor Domestic Electrical Appliance Co Ltd
Current assignee: Zhejiang Shaoxing Supor Domestic Electrical Appliance Co Ltd
Priority date: 2019-11-21
Filing date: 2019-11-21
Publication date: 2020-11-03
Anticipated expiration: 2029-11-21

Abstract

The application provides a cooking machine, it includes frame, cup body component, bowl cover subassembly, stirring subassembly, rotating member and pressure limiting valve. The cup body component can be assembled on the base. The cup cover assembly can be covered on the cup body assembly, and the cup cover assembly and the cup body assembly enclose a cavity. The stirring assembly is rotatably arranged in the cup body assembly, and the rotating piece is rotatably arranged on the base. The rotating piece comprises an unlocking state for unlocking the cup cover assembly and the cup body assembly and a locking state for locking the cup cover assembly and the cup body assembly. The pressure limiting valve is arranged on the rotating piece or the cup cover assembly. The cup cover assembly and the cup body assembly are locked and unlocked through the rotating piece, and the cover can be closed and opened conveniently.

Description

Food processor

Technical Field

The application relates to a small household electrical appliance field especially relates to a cooking machine.

Background

With the increasing living standard of people, many different types of food processors appear on the market. The functions of the food processor mainly include, but are not limited to, functions of making soybean milk, squeezing fruit juice, making rice paste, mincing meat, shaving ice, making coffee and/or blending facial masks and the like. The food processor can comprise a soybean milk machine or a wall breaking machine and other machines for crushing and stirring food materials.

The water temperature of the existing food processor can reach 100 degrees theoretically when the food processor heats food. However, in real life, the boiling point cannot reach 100 degrees because the air pressure is usually lower than the standard atmospheric pressure, and particularly in high altitude areas, the boiling point of water is only 90 degrees or lower because the air is thin. In order to obtain good cooking effect, the air pressure is required to be increased to make the boiling point of water reach 100 ℃ or above, so that a pressure limiting valve is required to be arranged on the cup cover. The cup cover assembly and the cup body assembly are assembled through the buckling structure. However, the cup cover assembly is not easy to cover the cup body assembly and open through the assembly of the buckling structure.

SUMMERY OF THE UTILITY MODEL

The application provides an improved food processor.

The application provides a food processor, which comprises a machine base, a cup body assembly, a cup cover assembly, a stirring assembly, a rotating part and a pressure limiting valve, wherein the cup body assembly can be assembled on the machine base; the cup cover assembly can be covered on the cup body assembly, and a cavity is formed by the cup cover assembly and the cup body assembly; the stirring component is rotatably arranged in the cup body component; the rotating piece is rotatably arranged on the base and comprises an unlocking state for unlocking the cup cover assembly and the cup body assembly and a locking state for locking the cup cover assembly and the cup body assembly; the pressure limiting valve is arranged on the rotating piece or the cup cover assembly.

Further, the food processor comprises an opening stopping valve assembly, wherein at least part of the opening stopping valve assembly is positioned in the cavity and movably mounted on one of the cup body assembly and the cup cover assembly; when the valve opening stopping assembly is located at an unlocking position, the valve opening stopping assembly is separated from the rotating piece, so that the rotating piece is in an unlocking state; when the valve opening stopping assembly is located at the locking position, the valve opening stopping assembly is in limit fit with the rotating piece, so that the rotating piece is in a locking state, and the rotating piece is prevented from rotating relative to the base. In some embodiments, the opening stop valve assembly can prevent the rotating member from opening, and further prevent the cup cover assembly from being opened by mistake.

Furthermore, the cup body assembly or the cup cover assembly is provided with a valve stopping and opening mounting hole communicated with the cavity, the valve stopping and opening assembly is movably assembled in the valve stopping and opening mounting hole, and the valve stopping and opening mounting hole is sealed when the valve stopping and opening assembly is located at a locking position. In some embodiments, the opening-stopping valve assembly can automatically lock and unlock the rotating member by utilizing the difference of air pressure in the cavity, so that potential safety hazards caused by opening the cup cover assembly when the air pressure in the cavity is higher are avoided, and the safety is improved.

Further, the rotating part comprises a limiting hole, and the opening stopping valve assembly is positioned outside the limiting hole when positioned at the unlocking position; when the opening stop valve assembly is located at the locking position, at least part of the opening stop valve assembly is located in the limiting hole. In some embodiments, the locking and unlocking of the rotating part are realized through the position relation between the limiting valve component and the limiting hole, and the structure is simple.

Furthermore, the cup cover assembly is provided with a cup cover exhaust port communicated with the cavity, and the pressure limiting valve is installed on the cup cover exhaust port.

Furthermore, the rotating part is provided with an opening communicated with the cavity, and the pressure limiting valve is arranged on the opening. In some embodiments, the pressure limiting valve is arranged on the opening of the rotating piece, so that a central cover can be omitted, and the cost of the food processor and the assembly cost are reduced.

Further, the cup cover assembly comprises a boss, the boss is provided with a cup cover exhaust port, and the cup cover exhaust port is communicated with the opening and the cavity when the rotating piece is in a locking state; the cup cover assembly and the exhaust sealing ring are arranged between the rotating pieces, and when the rotating pieces are in a locking state, the exhaust sealing ring is clamped between the boss and the rotating pieces in a sealing mode, so that the cup cover air outlet is communicated with the opening in a sealing mode. In some embodiments, the sealing performance between the cup cover assembly and the rotating piece is ensured, and the sealing performance of the cavity is ensured.

Furthermore, the rotating part comprises a rotating part body and a locking part arranged on the rotating part body, and the locking part is pressed against the cup cover assembly in the direction of the cup body assembly in a locking state. In some embodiments, the lid assembly and the bowl assembly may be better locked by the locking portion of the rotating member pressing against the lid assembly.

Furthermore, the rotating member main body comprises an operation part, a connecting part extending from the operation part and a pivot part connected with the connecting part, the connecting part extends from two ends of the operation part to the base, and the pivot part is rotatably connected with the base.

Furthermore, the base is provided with a pivot hole and a rotation stopping part positioned outside the pivot hole, and when the rotating member is in a locking state, the pivot part abuts against the rotation stopping part. In some embodiments, the rotation stop is configured to limit the rotational member to an extreme position to prevent the rotational member from over-rotating and failing to properly lock the lid assembly and the bowl assembly.

Further, the rotating piece is a handle or a rotating cover. In some embodiments, when the rotating piece is a handle, the rotating piece is convenient for a user to hold during rotation, and when the rotating piece is a rotating cover, the noise of the food processor is favorably reduced.

In some embodiments of the application, the cup cover assembly and the cup body assembly are locked and unlocked through the rotating piece, so that the cover can be closed and opened conveniently, the rotating piece can lock the cup cover assembly and the cup body assembly, the cup cover assembly is prevented from being opened mistakenly when the cup body assembly is heated, and the use safety is ensured; the rotating piece needs to be rotated before the cup cover assembly is opened, so that the uncapping delay is effectively realized, the stirring assembly is still rotated to hurt a user when the cup cover is opened, and the uncapping is delayed, so that the safety is further improved; the cup cover assembly and the cup body assembly are locked through the rotating piece, so that the structures of the cup cover assembly and the cup body assembly can be simplified, and the cup cover assembly and the cup body assembly are easier to clean; in addition, the rotating part is installed in frame and locking bowl cover subassembly and cup body assembly, makes the three become a whole, is favorable to reducing the vibration of cup body assembly and bowl cover subassembly in the cooking machine work, noise reduction.

Drawings

Fig. 1 is a perspective view of an embodiment of a food processor according to the present application.

Fig. 2 is a perspective view of the food processor shown in fig. 1, wherein the rotating member is not shown.

Fig. 3 is an exploded perspective view of the cup assembly, the lid assembly, the rotary member and the opening stop valve assembly of the food processor shown in fig. 1.

Fig. 4 is a perspective view of the rotating member of the cooking cup shown in fig. 3.

Fig. 5 is a schematic cross-sectional view of the food processor shown in fig. 1.

Fig. 6 is a cross-sectional view of the food processor shown in fig. 1 taken along line a-a.

FIG. 7 is an enlarged view of the area indicated in FIG. 6 with the valve check in the unlocked position.

Fig. 8 is a schematic view of the area indicated in fig. 6, with the valve stop in the locked position.

Fig. 9 is a schematic cross-sectional view of another embodiment of the food processor of the present application.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present application, as detailed in the appended claims.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs. The use of "first," "second," and similar terms in the description and in the claims does not indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. Unless otherwise indicated, the word "comprise" or "comprises", and the like, means that the element or item listed before "comprises" or "comprising" covers the element or item listed after "comprises" or "comprising" and its equivalents, and does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect.

As used in this specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

In some embodiments, the cup cover assembly and the cup body assembly are locked and unlocked through the rotating piece, so that the cover can be closed and opened conveniently, and the rotating piece can lock the cup cover assembly and the cup body assembly, so that the cup cover assembly is prevented from being opened mistakenly when the cup body assembly is heated, and the use safety is ensured; the rotating piece needs to be rotated before the cup cover assembly is opened, so that the uncapping delay is effectively realized, the stirring assembly is still rotated to hurt a user when the cup cover is opened, and the uncapping is delayed, so that the safety is further improved; the cup cover assembly and the cup body assembly are locked through the rotating piece, so that the structures of the cup cover assembly and the cup body assembly can be simplified, and the cup cover assembly and the cup body assembly are easier to clean; in addition, the rotating part is installed in frame and locking bowl cover subassembly and cup body assembly, makes the three become a whole, is favorable to reducing the vibration of cup body assembly and bowl cover subassembly in the cooking machine work, noise reduction.

Referring to fig. 1 to 3, in the present embodiment, the food processor includes a base 10, a cup assembly 20, a stirring assembly 23, a cup lid assembly 30, and a rotating member 40. The cup body assembly 20 is detachably assembled on the base 10, and the cup cover assembly 30 is detachably covered on the cup body assembly 20 and encloses a cavity 200 with the cup body assembly 20. The rotating member 40 is rotatably mounted to the bowl assembly 20 and includes a locked state that locks the lid assembly 30 to the bowl assembly 20 and an unlocked state that unlocks the lid assembly 30 to the bowl assembly 20. Optionally, the rotating member 40 is a handle or a rotating cover, and when the rotating member is a handle, the rotating member is convenient for a user to hold during rotation, and when the rotating member is a rotating cover, the rotating member can also be used as a mute cover, and can cover the cup body assembly 20 and the cup cover assembly 30, which is beneficial to reducing the noise of the food processor.

The base 10 includes a housing 11 and a motor 12 disposed in the housing 11, a stirring assembly 23 (please refer to fig. 5) is disposed in the cup body assembly 20, and the motor 12 is used for driving the stirring assembly 23 to move so as to stir or whip the food in the cup body assembly 20. Of course, the base 10 is further provided with a control device, a transmission device, and the like, and the cup assembly 20 is further provided with a heating device, which is not described in detail in this embodiment.

The cup assembly 20 includes a cup body 21 and a handle 22 connected to the cup body 21. The cap assembly 30 is assembled on the upper side of the cup body 21. In some embodiments, cap assembly 30 includes a cap 31 and a center cover 32 mounted to cap 31.

The cooking machine of this application embodiment can rise the atmospheric pressure in the cup body component 20 for minute-pressure cooking machine through the heating, makes the atmospheric pressure in the cup body component 20 be greater than standard atmospheric pressure, carries out pressure cooking to eating the material, can heat eating the material more than 100 degrees to shorten the culinary art time, can make eating the material ripe simultaneously, guarantee the taste and the nutrition of eating the material, the edible material kind that can cook has also more moreover. In addition, the food processor can stir and cook food materials under pressure, so that more functions can be realized, more kinds of food can be made, and the usability of the product is greatly improved. When the food processor is pressurized, the cup cover component 30 is in a sealing state, so that the cup body component is internally sealed and pressure-maintaining.

The food processor comprises a pressure limiting valve 33, the cup cover 31 is provided with a cup cover exhaust port 310, and the cup cover exhaust port 310 is used for exhausting and can also be used for feeding food materials. The pressure limiting valve 33 is installed in the cup cover exhaust port 310 and used for closing or opening the cup cover exhaust port, and a ball valve is selected as the pressure limiting valve in the embodiment. Bowl cover subassembly 30 still includes bowl cover sealing washer 35 and central lid sealing washer 34, bowl cover sealing washer 35 is used for sealing up the gap between bowl cover 31 and the cup body 21, and central lid sealing washer 34 is used for sealing up the gap between bowl cover 31 and the central lid 32. When the air pressure in the bowl assembly 20 is below a certain threshold, for example 120KPA, the pressure limiting valve 33 closes the lid vent 310; when the pressure in the bowl assembly 20 is greater than the threshold, the gas actuated pressure limiting valve 33 opens until the pressure in the bowl assembly 20 returns to below the threshold.

The rotating member 40 includes a rotating member body 41 and a locking portion 42 disposed on the rotating member body, and the locking portion 42 presses the lid assembly 30 toward the cup assembly 20 in a locking state. The lid assembly 30 and cup assembly 20 may be better locked by the locking portion 42 of the rotating member 40 pressing against the lid assembly 30. The rotating part body 41 is rotatably connected with the machine base 10, and the locking part 42 is used for locking or unlocking the cup cover assembly 30 and the cup body assembly 20 so as to prevent the cup cover assembly 30 from being opened when the food processor normally works. The cup cover assembly and the cup body assembly are locked and unlocked through the rotating piece, so that the cover closing and the cover opening are facilitated, the rotating piece can lock the cup cover assembly and the cup body assembly, the cup cover assembly is prevented from being opened mistakenly when the cup body assembly is heated, and the use safety is ensured; the rotating piece needs to be rotated before the cup cover assembly is opened, so that the uncapping delay is effectively realized, the stirring assembly is still rotated to hurt a user when the cup cover is opened, and the uncapping is delayed, so that the safety is further improved; the cup cover assembly and the cup body assembly are locked through the rotating piece, so that the structures of the cup cover assembly and the cup body assembly can be simplified, and in some embodiments, the cup cover assembly and the cup body assembly are not provided with a locking structure, so that the cup cover assembly and the cup body assembly are easier to clean; in addition, the rotating part is installed in frame and locking bowl cover subassembly and cup body assembly, makes the three become a whole, is favorable to reducing the vibration of cup body assembly and bowl cover subassembly in the cooking machine work, noise reduction.

Referring to fig. 3 and 4, the rotating member body 41 and the locking portion 42 are integrally formed, and include an operating portion 411, a pair of connecting portions 412 extending from two ends of the operating portion 411, and a pair of pivoting portions 413 connected to the connecting portions 412. The operation portion 411 is connected to the pivot portion 413 by a connection portion 412, and the connection portion 412 extends from both ends of the operation portion 411 toward the base 10. The operating portion 411 is used for being held by a user, and the pivoting portion 413 is rotatably connected to the base 10. Referring to fig. 2, the base is provided with a mounting hole 13 matched with the pivot portion 413 and a rotation stopping portion 14 located outside the pivot hole 13, when the rotating member 40 is in the locked state, the pivot portion 431 abuts against the rotation stopping portion 14, so that the rotating member 40 is prevented from continuing to rotate, that is, the rotation stopping portion 14 defines the limit position of the rotating member 40. The rotation stop 14 is used to limit the extreme positions of the rotary member and prevent the rotary member 40 from rotating too far to properly lock the lid assembly 30 and the bowl assembly 20.

The locking portion 42 is connected to a connection portion between the operating portion 411 and the connecting portion 412 and extends downward from above. When the connecting portion 412 is in the vertical state, the locking portion 42 tightly clasps the lid assembly 30, preventing the lid assembly 30 from moving relative to the bowl assembly 20; when the user holds the operating portion 411 and rotates the rotating member 40, the locking portion disengages from the lid assembly 30, unlocking the lid assembly 30 and the cup assembly 20. Of course, the movement of the rotary body 41 itself also needs to be restricted, otherwise safety cannot be fully ensured.

In some embodiments, the food processor further comprises an opening-stop valve assembly 50, wherein the opening-stop valve assembly 50 is used for limiting the rotating member 40 to keep the rotating member in the locking state.

Referring to fig. 5 to 8, when the anti-opening valve assembly 50 is located at the unlocking position, it is disengaged from the rotating member 40, so that the rotating member 40 is in the unlocking state; when the opening stop valve assembly 50 is located at the locking position, the opening stop valve assembly is in limit fit with the rotating member 40, so that the rotating member is in a locking state, and the rotating member 40 is prevented from rotating relative to the machine base 10. Optionally, the rotating member 40 is provided with a limiting hole 411 formed in the rotating member body 41, and when the opening prevention valve assembly 50 is located at the unlocking position, the opening prevention valve assembly is located outside the limiting hole 411; when the anti-opening valve assembly 50 is located at the locking position, at least a portion of the anti-opening valve assembly is located in the limiting hole 411. In other embodiments, the position-limiting hole 411 may be replaced by a protrusion or a recess. Of course, in some embodiments, the anti-blow off valve assembly 50 may be eliminated or replaced with other anti-blow off structures.

The opening stop valve assembly 50 includes an opening stop valve 51 and a sealing element 52, the opening stop valve 51 is partially located in the cavity 200 and movably mounted on the lid assembly 30, the sealing element 52 seals a gap between the opening stop valve 51 and the lid assembly 30 when the rotating member is located at the locking position, and the sealing element is, for example, a sealing ring, a sealing foam, or the like. In other embodiments, the valve stopper 51 may be made of an elastic material without providing a sealing element, and the valve stopper 51 itself may seal the valve. Optionally, the cup cover 31 of the cup cover assembly 30 is provided with an opening stop valve mounting hole 311 communicated with the cavity 200, and the opening stop valve 51 is movably mounted in the opening stop valve mounting hole 311. The opening stop valve assembly 50 seals the opening stop valve mounting hole 311 when in the locking position, and the opening stop valve assembly 50 can seal the opening stop valve mounting hole 311 when in the unlocking state, so as to prevent dust from entering the cavity 100.

Alternatively, the valve stopper 51 includes a stopper portion 511, an abutting portion 512, and a bridge portion 513 connecting the stopper portion 511 and the abutting portion 512. The bridge portion is slidably provided in the valve opening prevention mounting hole 311. The sealing element is sleeved on the bridging portion 513 and located between the abutting portion 512 and the cap assembly 30. The cross section of the stopper 511 and the cross section of the abutment 512 are larger than the valve opening prevention mounting hole 311 to prevent the valve opening 51 from coming off the mounting hole 311. In another embodiment, the valve stopping assembly 50 is further movably mounted to the cup assembly 20, that is, a valve stopping mounting hole is formed in the cup assembly 20.

When the cooking cup is heated, the air pressure in the cavity is increased, the pressure limiting valve 33 is in a sealed state, the gas can lift the valve stop 51, and the valve stop 51 is switched from an initial unlocking position (shown in fig. 7) to a locking position (shown in fig. 8). After the micro-pressure heating is completed, the food processor can naturally cool or cool through the cooling module, the air pressure in the cup descends, the stop valve 51 falls to the unlocking position, and the rotatable rotating part 40 can be opened. In other embodiments, the pressure can be released quickly through the pressure release valve or other means after the micro-pressure heating of the food processor is completed. The opening-stopping valve component can automatically lock and unlock the rotating part by utilizing the difference of air pressure in the cavity, thereby avoiding potential safety hazards caused by opening the cup cover component when the air pressure in the cavity is higher and improving the safety.

Please refer to fig. 7 and 8, when the opening stop valve assembly 50 is in the unlocking position, it is separated from the rotary member 40, and the opening stop valve 51 is under the action of gravity, the limiting portion 511 contacts with the upper surface of the lid assembly 30, and the sealing element 52 contacts with the abutting portion 512 and is spaced apart from the lower surface of the lid assembly 30 due to the action of gravity; when the valve stop 52 is in the locking position, the rotating member 40 is limited, at this time, the limiting portion 511 is located in the limiting hole 410, the inner wall of the limiting hole 410 abuts against the limiting portion 511, so that the rotating member 40 cannot rotate relative to the cup body assembly 20, and meanwhile, the sealing element 52 is attached to the abutting portion 512 and the lower surface of the cup cover assembly 30, that is, the valve stop 51 and the sealing element 52 seal the valve stop mounting hole 311.

Referring to fig. 9, in another embodiment, the rotating member 40 is provided with an opening 400 communicating with the cavity 200, and the pressure limiting valve 33 is installed in the opening 400. The lid of the lid assembly 30 includes a boss 312, the boss 312 is provided with a lid vent 310, and the lid vent 310 communicates with the opening 400 and the chamber 200 when the rotary member 40 is in a locked state. The utility model discloses a sealed lid of cup cover subassembly, including the rotating member, the lid subassembly with be equipped with exhaust sealing washer 60 between the rotating member, exhaust sealing washer 60 is in when rotating member 40 is in locking state, sealed centre gripping in bellying 312 with between the rotating member 40, make the lid gas vent 310 with trompil 400 is sealed the intercommunication, guarantees the lid gas vent 310 with trompil 400 intercommunication, but is sealed relatively the external world, guarantees the leakproofness between lid subassembly and the rotating member and the leakproofness of cavity. It should be noted that, the cup cover assembly in this embodiment is not provided with a central cover, which is beneficial to reducing the cost of the food processor and the assembly cost.

The above description is only for the purpose of illustrating the preferred embodiments of the present application and is not to be construed as limiting the present application, and any modifications, equivalents, improvements, etc. made within the spirit and principle of the present application should be included in the scope of the present application.

Claims

1. A food processor, its characterized in that, it includes:

a frame (10);

a cup body assembly (20) which can be assembled on the machine base (10);

the cup cover assembly (30) can be covered on the cup body assembly (20), and a cavity (200) is formed by the cup cover assembly (30) and the cup body assembly (20) in a surrounding mode;

a stirring assembly (23) rotatably disposed in the cup body assembly (20);

a rotating member (40) rotatably mounted to the housing (10), the rotating member (40) including an unlocked state unlocking the lid assembly (30) and the cup assembly (20), and a locked state locking the lid assembly (30) and the cup assembly (20); and

and the pressure limiting valve (33) is arranged on the rotating piece (40) or the cup cover assembly (30).

2. The food processor of claim 1, wherein: the food processor comprises an opening-stopping valve component (50), wherein the opening-stopping valve component (50) is at least partially positioned in the cavity (200) and movably mounted on one of the cup body component (20) and the cup cover component (30);

the opening-stopping valve component (50) is separated from the rotating piece (40) when located at an unlocking position, so that the rotating piece (40) is in an unlocking state; when the opening stopping valve assembly (50) is located at the locking position, the opening stopping valve assembly is in limit fit with the rotating piece (40), so that the rotating piece (40) is in a locking state, and the rotating piece (40) is prevented from rotating relative to the machine base (10).

3. The food processor of claim 2, wherein: the cup body assembly (20) or the cup cover assembly (30) is provided with an opening stop valve mounting hole (311) communicated with the cavity (200), the opening stop valve assembly (50) is movably assembled in the opening stop valve mounting hole (311), and the opening stop valve assembly (50) seals the opening stop valve mounting hole (311) when located at a locking position.

4. The food processor of claim 2, wherein: the rotating piece (40) comprises a limiting hole (410), and the opening-stopping valve component (50) is positioned outside the limiting hole (410) when positioned at an unlocking position; the anti-opening valve assembly (50) is at least partially positioned in the limiting hole (410) when in the locking position.

5. The food processor of claim 1, wherein: the cup cover assembly (30) is provided with a cup cover exhaust port communicated with the cavity (200), and the pressure limiting valve (33) is installed on the cup cover exhaust port.

6. The food processor of claim 1, wherein: the rotating piece (40) is provided with an opening (400) communicated with the cavity, and the pressure limiting valve (33) is installed on the opening (400).

7. The food processor of claim 6, wherein: the cup cover assembly (30) comprises a boss (312), the boss (312) is provided with a cup cover air outlet, and the cup cover air outlet is communicated with the opening (400) and the cavity (200) when the rotating piece (40) is in a locking state; the cup cover assembly (30) and be equipped with exhaust sealing washer (60) between rotating member (40), exhaust sealing washer (60) is in when rotating member (40) is in locking state, sealed centre gripping in bellying (312) with between rotating member (40), make the cup cover gas vent with trompil (400) sealed intercommunication.

8. The food processor of claim 1, wherein: the rotating piece (40) comprises a rotating piece body (41) and a locking portion (42) arranged on the rotating piece body (41), and the locking portion (42) is pressed against the cup cover assembly (30) towards the direction of the cup body assembly (20) in a locking state.

9. The food processor of claim 8, wherein: the rotating member main body (41) comprises an operation part (411), a connecting part (412) extending from the operation part (411) and a pivot part (413) connected with the connecting part (412), the connecting part (412) extends from two ends of the operation part (411) to the base (10), and the pivot part (413) is rotatably connected with the base (10).

10. The food processor of claim 9, wherein: the machine base (10) is provided with a pivot hole (13) matched with the pivot part (413) and a rotation stopping part (14) positioned on the outer side of the pivot hole (13), and when the rotating piece (40) is in a locking state, the pivot part (413) abuts against the rotation stopping part (14).

11. The food processor of any one of claims 1 to 10, wherein: the rotating piece is a handle or a rotating cover.