WO2019237880A1

WO2019237880A1 - A mixing bowl assembly for a food processor and a food processor comprising the mixing bowl assembly

Info

Publication number: WO2019237880A1
Application number: PCT/CN2019/087038
Authority: WO
Inventors: Zhongjian ZHOU; Chengcheng MENG; Lumeng TANG
Original assignee: Zhejiang Shaoxing Supor Domestic Electrical Appliance Co., Ltd
Priority date: 2018-06-15
Filing date: 2019-05-15
Publication date: 2019-12-19
Also published as: CN109199148B; CN109199148A

Abstract

A mixing bowl assembly (100) for a food processor and a food processor comprising the mixing bowl assembly (100), during the cleaning of which, a mixing blade assembly (20) can be removed, thus facilitating the operation and achieving a thorough cleaning. The mixing bowl assembly (100) for a food processor comprises: a mixing bowl (10) comprising a bowl body (11), a bowl base (12), and a fixing frame (13), the bowl base (12) being provided at the bottom of the bowl body (11) by means of the fixing frame (13); and, a mixing blade assembly (20) comprising a fixing base (22), a blade assembly (21) provided at the fixing base (22), and a fixing structure (23), the mixing blade assembly (20) being removably mounted to the bowl body (11) or the bowl base (12) or the fixing frame (13) by means of the fixing structure (23), and sealing the bottom of the mixing bowl (10) after being mounted.

Description

A Mixing Bowl Assembly for a Food Processor and a Food Processor Comprising the Mixing Bowl Assembly

Field of the Invention

The application relates to the field of small home appliances, and in particular, a mixing bowl assembly for a food processor and a food processor comprising the mixing bowl assembly.

Background of the Invention

With people’s living standards increasing day by day, many different types of food processors appear on the market. The functions of a food processor can mainly include, but are not limited to: making soy milk, juicing, making rice paste, grinding meat, making shaved ice, making coffee, and/or preparing facial masks. Food processors can include machines that break and mix food, such as soy milk makers, blenders, and cell wall breaking food processors. Since the mixing blade assembly of existing food processors, especially of cell wall breaking food processors, are fixed in the mixing bowl, one can only use a brush to clean the blade assembly inside of the bowl. It is often hard to operate when the mixing bowl is deep. At the same time, inevitable blind spots for the cleaning exist in the mixing bowl assembly, which make it susceptible to bacteria growth and undesirable odors.

Summary of the Invention

The objective of the application is to provide a mixing bowl assembly for a food processor and a food processor comprising the mixing bowl assembly, during the cleaning of which, a mixing blade assembly can be removed so as to facilitate the operation and achieve a thorough cleaning.

One aspect of the application provides a mixing bowl assembly for a food processor. The mixing bowl assembly for a food processor comprises: a mixing bowl comprising a bowl body, a bowl base and a fixing frame, the bowl base being provided at the bottom of the bowl body by means of the fixing frame; and, a mixing blade assembly comprising a fixing base, a blade assembly provided at the fixing base, and a fixing structure, the mixing blade assembly being removably mounted to the bowl body or the bowl base or the fixing frame by means of the fixing structure, and sealing the bottom of the mixing bowl after being mounted.

Optionally, the bowl base is provided with a limiting part, and the fixing structure comprises a fixing element that cooperates with the limiting part and a connecting element that cooperates with the fixing element so as to switch the fixing structure between a first operating state and a second operating state; when the fixing structure is in the first operating state, the fixing element is in a locked state with the limiting part of the bowl base, and the mixing blade assembly is mounted to the bowl base by means of the fixing structure and seals the bottom of the bowl body; when the fixing structure is in the second operating state, the locking between the fixing element and the limiting part of the bowl base is released, and the mixing blade assembly is removable.

Optionally, the connecting element is an elastic return element used for providing an elastic return force to the fixing element.

Optionally, the connecting element comprises at least one of the following: coil spring; torsion spring; flat metallic spring; elastic rubber element.

Optionally, the fixing base is provided with a sliding slot, the fixing element is slidably disposed in the sliding slot, the connecting element is respectively abutted against or connected with the fixing base and the fixing element, and the fixing element slides relative to the fixing base so as to switch the fixing structure between the first operating state and the second operating state.

Optionally, the fixing base is provided with an abutting part located at the inner side of the sliding slot, the fixing element comprises a fixing part that cooperates with the limiting part and a yielding slot that cooperates with the abutting part, the connecting element being respectively abutted against or connected with the abutting part and the inner wall of the yielding slot.

Optionally, the bowl base is provided with positioning parts that are located at both sides of the limiting part and cooperate with the fixing part.

Optionally, the bowl base is provided with a limiting part, and the fixing structure is provided at the outer side of the fixing base, the mixing blade assembly being removably mounted to the bowl base by the rotation of the fixing structure to where it cooperates with the limiting part.

Optionally, the limiting part and the fixing structure are snap-fit bosses that cooperate with each other.

Optionally, the fixing base is further provided with a protruding operation portion.

Optionally, the mixing blade assembly further comprises a sealing ring that is provided at the fixing base and seals the bottom of the bowl body.

Optionally, the fixing base comprises a base and a base plate fixed to the base, the base plate having a ring-shaped recess that cooperates with a side wall of the base to form a receiving space to receive the sealing ring.

Optionally, the fixing base comprises a base and a base plate fixed to the base, and the fixing structure comprises a locking element for locking with the fixing frame and a button located at the outer side wall of the base, the locking element and the fixing frame being switched between a locked state and an unlocked state by pressing the button.

Optionally, the locking element is rotatably mounted inside the base, the fixing frame is provided with a locking slot, one end of the locking element is provided with a locking part that passes through the locking slot, and the other end of the locking element cooperates with the button.

Optionally, the fixing structure further comprises an elastic element, the two ends of the elastic element are respectively abutted against or connected with the base and the button.

Optionally, the base is further provided with a protruding supplemental locking part for locking with the fixing frame.

Optionally, the mixing bowl further comprises a sealing ring provided at the fixing frame, and the mixing blade assembly abuts the sealing ring at the bottom of the bowl body.

Optionally, the sealing ring is fixed to the fixing frame from the inner side of the fixing frame, and comprises a first sealing part located at the upper side of the fixing frame, a second sealing part located at the lower part of the fixing frame, and a connecting part that connects the first sealing part and the second sealing part.

Another aspect of the application provides a food processor. The food processor comprises a main unit on which the mixing bowl assembly for a food processor described above is removably mounted.

With the mixing blade assembly of the application being removably mounted at the bottom of the mixing bowl by means of the fixing structure, and seals the bottom of the mixing bowl after being mounted, when the mixing bowl assembly needs to be cleaned after use, the mixing blade assembly can be removed, thus facilitating the operation and achieving a thorough cleaning. Thus, there is no longer any blind spot of the mixing blade assembly that cannot be cleaned, bacteria growth and undesirable odors are effectively prevented.

Description of the Drawings

Figure 1 is an assembled view in perspective of one embodiment of the food processor of the application;

Figure 2 is an exploded view in perspective of the food processor shown in Figure 1;

Figure 3 is an exploded view in perspective of the mixing bowl shown in Figure 2;

Figure 4 is an assembled view in perspective of the mixing bowl shown in Figure 2;

Figure 5 is an exploded view in perspective of the mixing blade assembly shown in Figure 2;

Figure 6 is an assembled view in perspective of the mixing blade assembly shown in Figure 2;

Figure 7 is an assembled view in perspective from another angle of the mixing blade assembly shown in Figure 6;

Figure 8 is an assembled view in perspective of the mixing bowl assembly shown in Figure 2;

Figure 9 is an enlarged view of the part A shown in Figure 8;

Figure 10 is an exploded view in perspective of another embodiment of the mixing bowl assembly of the application;

Figure 11 is a schematic view of the mixing bowl assembly shown in Figure 10 during mounting;

Figure 12 is an assembled view in perspective of the mixing bowl assembly shown in Figure 10;

Figure 13 is a sectional view of yet another embodiment of the mixing bowl assembly of the application;

Figure 14 is an enlarged view of the part B shown in Figure 13;

Figure 15 is an exploded view in perspective of the mixing bowl shown in Figure 13;

Figure 16 is an assembled view in perspective of the mixing bowl shown in Figure 15;

Figure 17 is an exploded view in perspective of the mixing blade assembly shown in Figure 13;

Figure 18 is an assembled view in perspective of the mixing blade assembly shown in Figure 17.

Detailed Description of the Invention

Exemplary embodiments, which are illustrated in the accompanying drawings, will be described in detail here. In the description below related to figures, unless otherwise indicated, the same numbers in different figures refer to the same or similar elements. The modes of realization described in the following exemplary embodiments do not represent all modes of realization in accordance with the application. Instead, they are merely examples of devices in accordance with some aspects of the application described in detail in the appended claims.

The terms used in the application are merely for the purpose of describing specific embodiments, and not intended to be limiting. Unless otherwise defined, the technical terms or scientific terms used in the application shall be used in the ordinary meaning as understood by a person of ordinary skills in the art to which the invention belongs. The words “First, ” “second, ” and similar terms used in the description and claims of the application do not represent any order, quantity, or importance, but are used to distinguish different components. Similarly, words such as “one” or “a” do not denote a quantity limitation but mean that there is at least one. “Multiple” or “several” means two or more. Unless otherwise indicated, words such as “front, ” “back, ” “bottom, ” and/or “top” are used for convenience of description and are not limited to one location or one spatial orientation. Words such as “comprise, ” or “include” are intended to mean that the element or item before “comprise” or “include” covers the element or item listed after “comprise” or “include” and its equivalent, without excluding other elements or items. Words such as “connect” or “connected” are not limited to physical or mechanical connections, and may include electrical connections, whether direct or indirect. Singular forms, “one” and “the, ” used in the description and the appended claims of the application are also intended to include the plural form, unless the context clearly indicates otherwise. It should also be understood that the term “and/or” used herein means and includes any and all possible combinations of one or more of the associated listed items.

Figures 1 to 9 are schematic views of one embodiment of the food processor of the application. With reference to figures 1 to 9, the food processor 500 comprises a main unit 200, a mixing bowl assembly 100, and a bowl cover assembly 300. The mixing bowl assembly 100 is removably mounted to the main unit 200. The bowl cover assembly 300 is provided to cover the mixing bowl assembly 100, and comprises a bowl cover 310 and a venting cover 330 provided inside a hole 320 within the bowl cover 310.

The mixing bowl assembly 100 for a food processor (referred to below as the “mixing bowl assembly” ) comprises a mixing bowl 10 and a mixing blade assembly 20. The mixing bowl 10 comprises a bowl body 11, a bowl base 12 and a fixing frame 13. The bowl base 12 is provided at the bottom of the bowl body 11 by means of the fixing frame 13. The mixing blade assembly 20 comprises a fixing base 22, a blade assembly 21 provided at the fixing base 22 and a fixing structure 23. The mixing blade assembly 20 is removably mounted to the bowl body 11 or the bowl base 12 or the fixing frame 13 by means of the fixing structure 23, and seals the bottom of the mixing bowl 10 after being mounted. When the mixing bowl assembly 100 needs to be cleaned after use, the mixing blade assembly 20 is removed, thus facilitating the operation and achieving thorough cleaning. Thus, there is no longer any blind spot of the mixing blade assembly 20 that cannot be cleaned, preventing bacteria growth and undesirable odors.

A lower opening 113 is formed at the bottom of the bowl body 11, and an upper opening 114 (i.e., the bowl opening) is formed at the top of the bowl body 11. The bowl body 11 is in the shape of a barrel that is through from top to bottom. In the illustrated embodiment, the bowl body 11 is in the shape of a circular barrel, with its transversal section being circular. In another embodiment, the side wall of the bowl body 11 gradually converges inward from top to bottom. In other words, the side wall is inclined relative to the axis of the bowl body 11, with for example a relatively small inclination. In another embodiment, the side wall of the bowl body 11 is parallel to the axis of the bowl body 11. Of course, the bowl body 11 can be in another shape and is not limited to the given examples.

In the illustrated embodiment, the bowl base 12 is substantially in the shape of a circular cylinder and is adapted to the shape of the bowl body 11. The mixing bowl 10 further comprises a fixing frame 13, by means of which the bowl base 12 is fixed to the bottom of the bowl body 11. A screw 128 is provided at the inner side of the bowl base 12 and has a first screw hole 1281. The fixing frame 13 has the shape of a circular ring and provided at the inner side of the bowl base 12. The fixing frame 13 is provided with a second screw hole 132 that corresponds to the first screw hole 1281 of the bowl base 12. The side wall at the bottom of the bowl body 11 is provided with a first snap-fit boss 111. The bowl base 12 is provided with a second snap-fit boss 125 that cooperates with the first snap-fit boss 111 and a first stopper 126 located at one side of the first snap-fit boss 111. The fixing frame 13 is provided with a second stopper 131 protrudingly located at the other side of the first snap-fit boss 111. When the bowl base 12 is mounted to the bowl body 11, the bottom of the bowl body 11 is first inserted into the bowl base 12, then the bowl base 12 is rotated by a certain angle, so that the second snap-fit boss 125 is positioned above the first snap-fit boss 111 and engaged with the first snap-fit boss 111 in a snap-fit manner. At this moment, the first stopper 126 is located at one side of the first snap-fit boss 111, so that the bowl base 12 cannot continue to rotate. Then, the fixing frame 13 is placed inside the bowl base 12 along the inner wall of the bowl base 12 and fixed to the bowl base 12 by having a fastening element passing through the second screw hole 132 and the first screw hole 1281. At this moment, the second stopper 131 is located at the other side of the first snap-fit boss 111, so that the bowl base 12 cannot rotate towards the other direction. Thus, the bowl base 12 is fixed to the bowl body 11.

In another embodiment, the bowl body 11 and the bowl base 12 are integrally formed.

In the illustrated embodiment, the mixing blade assembly 20 is removably mounted to the bowl base 12 by means of the fixing structure 23.

The mixing blade assembly 20 further comprises a sealing ring 24 provided at the fixing base 22. The sealing ring 24 seals the bottom of the bowl body 11. The fixing base 22 comprises a base 221 and a base plate 222 fixed to the base 221. The food processor 500 in the embodiment has a heating function, and the main unit 200 is provided with a heating element 210 (please see Fig. 2) . The base plate 222 is made of a metal material having good heat conductivity. The base plate 222 is pressed against the heating element 210 for transferring the heat produced by the heating element 210 to the mixing bowl 100. The base 221 has a substantially cylindrical shape. The base plate 222 is fixed inside the base 221. The base 221 and the base plate 222 may be fixed by fasteners but are not limited thereto. The periphery of the base plate 222 has a ring-shaped recess 2221 that cooperates with the side wall of the base 221 to form a receiving space for receiving the sealing ring 24 which cooperates with the bottom of the bowl body 11 for sealing. In another embodiment, the food processor 500 does not have a heating function, and the base plate 222 does not have a heat transfer function. The base plate 222 and the base 221 may also be integrally formed.

The blade assembly 21 comprises a base body 211, a blade shaft 212 that passes through the base body 211, and a plurality of blades 213 fixed to the blade shaft 212. The bottom of the blade shaft 212 is provided with an upper connecter 214 that cooperates with a lower connecter of an electric motor inside the main unit 200. Driven by the electric motor, the blade shaft 212 rotates to drive the blades 213 to rotate inside the mixing bowl 100. The base body 211 comprises a body part 2111 and a cooperating part 2112 located below the body part 2111. The body part 2111 peripherally protruding from the cooperating part 2112. The cooperating part 2112 is provided with a screw thread. A nut 215 cooperates with the screw thread of the cooperating part 2112 so that the base plate 222 abuts against the body part 2111. The base plate 222 is fixed by being clamped by the nut 215 and the body part 2111.

The bowl base 12 is provided with a limiting part 121. The fixing structure 23 comprises a fixing element 231 that cooperates with the limiting part 121 and a connecting element 232 that cooperates with the fixing element 231 so as to switch the fixing structure 23 between a first operating state and a second operating state. When the fixing structure 23 is in a first operating state, the fixing element 231 is in a locked state with the limiting part 121 of the bowl base 12, and the mixing blade assembly 20 is mounted to the bowl base 12 by means of the fixing structure 23 and seals the bottom of the bowl body 11. When the fixing structure 23 is in a second operating state, the locking of the fixing element 231 and the limiting part 121 of the bowl base 12 is released, and the mixing blade assembly 20 can be removed.

The connecting element 232 is an elastic return element used for providing an elastic return force to the fixing element 231. The connecting element 232 comprises at least one of the following: coil spring, torsion spring, flat metallic spring, elastic rubber element. In the illustrated embodiment, the connecting element 232 is a coil spring, as visible on figure 7.

The fixing base 22 is provided with a sliding slot 225. The fixing element 231 is slidably disposed at the sliding slot 225. The connecting element 232 is respectively abutted against or connected with the fixing base 22 and the fixing element 231. The fixing element 231 slides relative to the fixing base 22, so that the fixing structure 23 is switched between the first operating state and the second operating state.

The fixing base 22 is provided with an abutting part 229 located at the inner side of the sliding slot 225. The fixing element 231 comprises a body part 2313, a fixing part 2311 that cooperates with the limiting part 121, and a yielding slot 2312 that cooperates with the abutting part 229. The connecting element 232 is located inside the yielding slot 2312, and is respectively abutted against or connected with the abutting part 229 and the inner wall of the yielding slot 2312. The fixing part 2311 protrudes out of the outer side wall of the fixing base 22. The limiting part 121 and the fixing part 2311 cooperate with each other in a snap-fit manner.

The bowl base 12 is provided with positioning parts 122 located on both sides of the limiting part 121. The positioning parts 122 cooperate with the fixing part 2311. Thus, during utilization, any rotation of the mixing blade assembly 20 relative to the bowl base 12 is avoided, the mixing blade assembly 20 is thereby stably and reliably mounted to the bowl base 12.

The fixing element 231 further comprises an extending part 2314 that extends downward from the body part 2313 and is perpendicular to the body part 2313. During mounting or removal, a user handles the fixing element 231 by means of the extending part 2314. The side walls of the sliding slot 225 are further provided with protrusions 226 for limiting the fixing element 231 inside the sliding slot 225 so as to avoid its disengagement during utilization.

In the illustrated embodiment, the mixing blade assembly 20 comprises three fixing structures 23 uniformly distributed along the periphery of the fixing base 22. Correspondingly, the bowl base 12 is provided with three limiting parts 121 that cooperate with the fixing structures 23. In other embodiments, the mixing blade assembly 20 may comprise 1, 2, 4, 5, 6, etc. fixing structures 23, without being limited thereto.

When the mixing blade assembly 20 is being mounted to the bowl base 12, the fixing element 231 is pushed radially inward by means of the extending part 2314 and compresses the connecting element 232 so as to inwardly move a certain distance. Then the mixing blade assembly 20 is placed inside the bowl base 12, with the position of the fixing elements 231 corresponding to the position of the limiting parts 121. Then the fixing elements 231 are released to return to their original state under the elastic force of the connecting element 232. The fixing part 2311 cooperates with the limiting parts 121 in a snap-fit manner, thus the mixing blade assembly 20 is mounted inside the bowl base 12. During removal, the fixing element 231 is also pushed inward by means of the extending part 2314 and compresses the connecting element 232, so as to inwardly move a certain distance. Thereby, the snap-fit cooperation between the fixing part 2311 and the limiting parts 121 is released. Thus, the mixing blade assembly 20 can be removed from inside the bowl base 12 for cleaning, with easy operation and allowing a thorough cleaning.

Figures 10 to 12 are schematic views of another embodiment. With reference to figures 10 to 12, the bowl base 12 is provided with a limiting part 121. The fixing structure 23 is provided at the outer side of the fixing base 22. By the rotation of the fixing structure 23 to where it cooperates with the limiting part 121, the mixing blade assembly 20 is removably mounted to the bowl base 12. The limiting part 121 and the fixing structure 23 are snap-fit bosses that cooperate with each other. The limiting part 121 is formed by a protrusion provided at the inner wall of the bowl base 12. The fixing structure 23 is integrally formed and extending radially outward from the fixing base 22. In the illustrated embodiment, the bowl base 12 is provided with three limiting parts 121 that are uniformly distributed. Correspondingly, the fixing base 22 is provided with three fixing structures 23 that respectively cooperate with the limiting parts 121. In other embodiments, two, four, five, six, etc. limiting parts 121 and fixing structures can be provided, without being limited thereto.

One end of the limiting part 121 extends upward to form a stop part 124 to be located at one side of the fixing structure 23. Thus, the mixing blade assembly 20 will not be excessively rotated. The limiting parts 121 and the fixing structures 23 can cooperate with each other with more precision. At the same time, during utilization, the limiting parts 121 and the fixing structures 23 are prevented from being disengaged with each other by the vibration of the food processor 500, thus ensuring that the mixing blade assembly 20 can be stably fixed inside the bowl base 12.

The fixing base 22 is further provided with a protruding operation portion 224. The fixing base 22 comprises a ring-shaped base 221 and a base plate 222 fixed to the base 221. The base 221 comprises a first part 2211 and a second part 2212 extending downward from the inner side of the first part 2211. The fixing structure 23 is integrally formed with and extending radially outward from the first part 2211. The operation portion 224 extends downward from the bottom surface of the first part 2211 and is connected to the second part 2212. The operation portion does not surpass the outer side face of the first part 2211. When a user mounts or removes the mixing blade assembly 20, he turns the mixing blade assembly 20 by means of the operation portion 224, facilitating mounting and removal.

During mounting, the mixing blade assembly 20 is placed inside the bowl base 12 (see Fig. 11) . Then, the mixing blade assembly 20 is turned by means of the operation portion 224, until the fixing structures 23 is rotated to be positioned above the limiting parts 121 which hold each other in a snap-fit manner (see Fig. 12) . Thus, the mixing blade assembly 20 is mounted inside the bowl base 12. During removal, the mixing blade assembly 20 is reversely turned by means of the operation portion 224, so that the snap-fit cooperation between the fixing structures 23 and the limiting parts 121 is released.

Figures 13 to 18 are schematic views of yet another embodiment. With reference to figures 13 to 18, the mixing bowl 10 comprises a bowl body 11, a fixing frame 13, a bowl base 12 provided at the bottom of the bowl body 11 by means of the fixing frame 13, and a sealing ring 14 provided to the fixing frame 13. The sealing ring 14 is abutted against with the bottom of the bowl body 11.

In the illustrated embodiment, the mixing blade assembly 20 comprises a fixing base 22, a blade assembly 21 provided at the fixing base 22, and a fixing structure 23. The mixing blade assembly 20 is removably mounted to the fixing frame 13 by means of the fixing structure 23. The fixing base 22 is pressed against the sealing ring 14 so as to seal the bottom of the bowl body 11. The fixing base 22 comprises a base 221, a base plate 222 fixed to the base 221, and a bottom sealing ring 223 clamped between the base 221 and the base plate 222. The base plate 222 is pressed against the sealing ring 14. The periphery of the base plate 222 has a ring-shaped recess 2221 that cooperates with the side wall of the base 221 to form a receiving space. The sealing ring 14 is located inside the receiving space and abutted against the base plate 222.

The fixing structure 23 comprises a locking element 235 to be locked with the fixing frame 13 and a button 236 located at the outer side wall of the base 221. By pressing the button 236, the locking element 235 and the fixing frame 13 are switched between a locked state and an unlocked state. After the food processor 500 has been used, a user may switch the locking element 235 and the fixing frame 13 to the unlocked state by pressing the button 236, so as to remove the mixing blade assembly 20 for a thorough cleaning with facilitated operation. The base 221 comprises a ring-shaped base body 2211 and a protruding wall 2212 protruding outwardly from the base body 2211. The protruding wall 2212 has a housing cavity 2213 for housing the fixing structure 23.

The locking element 235 is rotatably mounted inside the base 221. The fixing frame 13 is provided with a locking slot 133. One end of the locking element 235 is provided with a locking part 2351 that cooperates with the locking slot 133. The other end of the locking element 235 cooperates with the button 236. The locking part 235 passes through the locking slot 133 so as to be locked with the fixing frame 13. In the illustrated embodiment, the locking element 235 is provided at both sides with a pair of rotation shafts 2352. Correspondingly, the base 221 is provided with a pair of shaft holes (not illustrated) that cooperate with the rotation shafts 2352. A cover plate 35 presses the rotation shafts 2352 inside the shaft holes. The cover plate 35 may be fixed to the base 221 by means of fasteners etc. The cover plate 35 is provided with a through hole 351 for the locking element 235 to pass through. The button 236 is connected with the locking element 235. After the food processor 500 has been used, a user may press the button 236 so as to rotate the locking element 235 around the rotation shafts 2352. As a result, the locking part 2351 is disengaged from its locking state with the fixing frame 13. At this moment, the mixing blade assembly 20 can be removed for cleaning.

The fixing structure 23 further comprises respectively connected with the locking element 235 and the button 236 by its two ends. The elastic element 237 can apply an elastic return force to the button 236, enabling the button 236 to return to its original position after being pressed by a user. The elastic element 237 can be a coil spring, a torsion spring, an elastic rubber element, a flat metallic spring, etc. In the illustrated embodiment, the elastic element 237 is a coil spring, as visible on figure 17. The button 236 comprises a handling part 2361 located at the outer side face of the base 221 and an abutting part 2362 that protrudes towards the direction of the locking element 235 from the handling part 2361. The elastic element 237 is sleeved on the abutting part 2362. The base 221 is provided with a supporting wall 2219 on which the abutting part 2362 is supported. One end of the elastic element 237 is pressed against the supporting wall 2219, and the other end of the elastic element 237 is pressed against the handling part 2361.

The fixing base 22 is further provided with a protruding supplemental locking part 225 that is to be locked with the fixing frame 13. The fixing frame 13 is correspondingly provided with a cooperating locking slot 134 that cooperates with the supplemental locking part 225. In the illustrated embodiment, the supplemental locking part 225 is integrally formed with and extending from the fixing base 22. Of course, in other embodiments, the supplemental locking part 225 can be assembled to the fixing base 22 by means of a fastener or welding, etc. The number of supplemental locking parts 225can be one, two, or more, and they are, together with the locking element 235, uniformly distributed along the periphery of the base 221. The supplemental locking part 225 and the locking element 235 are respectively locked with the fixing frame 13, allowing the mixing blade assembly 20 to be stably and reliably mounted to the mixing bowl assembly 100.

The fixing frame 13 is ring-shaped. The sealing ring 14 is fixed to the fixing frame 13 from the inner side of the fixing frame 13. The sealing ring 14 is a one-piece structure and comprises a first sealing part 141 located at the upper side of the fixing frame 13, a second sealing part 142 located at the lower side of the fixing frame 13, and a connecting part 143 that connects the first sealing part 141 and the second sealing part 142. The first sealing part 141 is abutted against and seals with the bottom of the bowl body 11. The second sealing part 142 is abutted against and seals with the mixing blade assembly 20. Thus, good and stable sealing between the mixing blade assembly 20 and the bottom of the bowl body 11 is achieved by means of the sealing ring 14.

In the illustrated embodiment, the fixing frame 13 comprises a ring-shaped frame body 131 and a positioning part 132 protruded upward and/or downward from the inner side of the frame body 131. The sealing ring 14 is provided with a positioning slot 144 that cooperates with the positioning part 132. Thus, the sealing right 14 can be reliably fixed to the fixing frame 13 so as to avoid any leaking due to loosening during utilization.

A bowl base sealing ring 15 is provided between the bowl base 12 and the bowl body 11, so as to achieve sealing between the bowl base 12 and the bowl body 11 so as to prevent any external liquid from flowing into the main unit 200 via a gap between the bowl base 12 and the bowl body 11.

What has been described above are merely preferred embodiments of the application, and not for the purpose of limiting the application. Any modification or equivalent replacement that falls within the spirit and principles of the application should be within the scope of protection of the application.

Claims

A mixing bowl assembly (100) for a food processor, characterized in that, it comprises:

- a mixing bowl (10) comprising a bowl body (11) , a bowl base (12) , and a fixing frame (13) , the bowl base (12) being provided at the bottom of the bowl body (11) by means of the fixing frame (13) ; and,

- a mixing blade assembly (20) comprising a fixing base (22) , a blade assembly (21) provided at the fixing base (22) , and a fixing structure (23) , the mixing blade assembly (20) being removably mounted to the bowl body (11) or the bowl base (12) or the fixing frame (13) by means of the fixing structure (23) , and sealing the bottom of the mixing bowl (10) after being mounted.
The mixing bowl assembly for a food processor according to claim 1, characterized in that, the bowl base (12) is provided with a limiting part (121) , and the fixing structure (23) comprises a fixing element (231) that cooperates with the limiting part (121) and a connecting element (232) that cooperates with the fixing element (231) so as to switch the fixing structure (23) between a first operating state and a second operating state;

when the fixing structure (23) is in the first operating state, the fixing element (231) is in a locked state with the limiting part (121) of the bowl base (12) , and the mixing blade assembly (20) is mounted to the bowl base (12) by means of the fixing structure (23) and seals the bottom of the bowl body (11) ;

when the fixing structure (23) is in the second operating state, the locking between the fixing element (231) and the limiting part (121) of the bowl base (12) is released, and the mixing blade assembly (20) is removable.
The mixing bowl assembly for a food processor according to claim 2, characterized in that, the connecting element (232) is an elastic return element used for providing an elastic return force to the fixing element (231) .
The mixing bowl assembly for a food processor according to claim 3, characterized in that, the connecting element (232) comprises at least one of the following: coil spring; torsion spring; flat metallic spring; elastic rubber element.
The mixing bowl assembly for a food processor according to claim 3, characterized in that, the fixing base (22) is provided with a sliding slot (225) , the fixing element (231) being slidably disposed in the sliding slot (225) , the connecting element (232) being respectively abutted against or connected with the fixing base (22) and the fixing element (231) , the fixing element (231) slides relative to the fixing base (22) so as to switch the fixing structure (23) between the first operating state and the second operating state.
The mixing bowl assembly for a food processor according to claim 5, characterized in that, the fixing base (22) is provided with an abutting part (229) located at the inner side of the sliding slot (225) , the fixing element (231) comprises a fixing part (2311) that cooperates with the limiting part (121) and a yielding slot (2312) that cooperates with the abutting part (229) , the connecting element (232) being respectively abutted against or connected with the abutting part (229) and the inner wall of the yielding slot (2312) .
The mixing bowl assembly for a food processor according to claim 6, characterized in that, the bowl base (12) is provided with positioning parts (122) that are located at both sides of the limiting part (121) and cooperate with the fixing part (2311) .
The mixing bowl assembly for a food processor according to claim 1, characterized in that, the bowl base (12) is provided with a limiting part (121) , and the fixing structure (23) is provided at the outer side of the fixing base (22) , the mixing blade assembly being removably mounted to the bowl base (12) by the rotation of the fixing structure (23) to where it cooperates with the limiting part (121) .
The mixing bowl assembly for a food processor according to claim 8, characterized in that, the limiting part (121) and the fixing structure (23) are snap-fit bosses that cooperate with each other.
The mixing bowl assembly for a food processor according to claim 8, characterized in that, the fixing base (22) is further provided with a protruding operation portion (224) .
The mixing bowl assembly for a food processor according to claim 1, characterized in that, the mixing blade assembly (20) further comprises a sealing ring (24) that is provided at the fixing base (22) and seals the bottom of the bowl body (11) .
The mixing bowl assembly for a food processor according to claim 11, characterized in that, the fixing base (22) comprises a base (221) and a base plate (222) fixed to the base (221) , the base plate (222) having a ring-shaped recess (2221) that cooperates with a side wall of the base (221) to form a receiving space to receive the sealing ring (24) .
The mixing bowl assembly for a food processor according to claim 1, characterized in that, the fixing base (22) comprises a base (221) and a base plate (222) fixed to the base (221) , and the fixing structure (23) comprises a locking element (225) for locking with the fixing frame (13) and a button (236) located at the outer side wall of the base (221) , the locking element (235) and the fixing frame (13) being switched between a locked state and an unlocked state by pressing the button (236) .
The mixing bowl assembly for a food processor according to claim 13, characterized in that, the locking element (235) is rotatably mounted inside the base (221) , the fixing frame (13) is provided with a locking slot (133) , one end of the locking element (235) is provided with a locking part (2351) that passes through the locking slot (133) , and the other end of the locking element (235) cooperates with the button (236) .
The mixing bowl assembly for a food processor according to claim 13, characterized in that, the fixing structure (23) further comprises an elastic element (237) , the two ends of the elastic element (237) being respectively abutted against or connected with the base (221) and the button (236) .
The mixing bowl assembly for a food processor according to claim 13, characterized in that, the base (221) is further provided with a protruding supplemental locking part (225) for locking with the fixing frame (13) .
The mixing bowl assembly for a food processor according to claim 1, characterized in that, the mixing bowl (10) further comprises a sealing ring (14) provided at the fixing frame (13) , and the mixing blade assembly (20) abuts against the sealing ring (14) at the bottom of the bowl body (11) .
The mixing bowl assembly for a food processor according to claim 17, characterized in that, the sealing ring (14) is fixed to the fixing frame (13) from the inner side of the fixing frame (13) , and comprises a first sealing part (141) located at the upper side of the fixing frame (13) , a second sealing part (142) located at the lower part of the fixing frame (13) , and a connecting part (143) that connects the first sealing part (141) and the second sealing part (142) .
A food processor, characterized in that, it comprises:

- a main unit (200) ;

- amixing bowl assembly (100) for a food processor according to any one of claims 1 to 18, which is removably mounted to the main unit (200) .