CN211432575U - Stirring cutter head subassembly and cooking machine - Google Patents

Abstract

The utility model provides a stirring cutter head subassembly and cooking machine smashes the effect well at work. This stirring cutter head subassembly includes: the gear assembly comprises a driving gear, a driven gear and an inner gear ring, and the driven gear is respectively meshed with the driving gear and the inner gear ring; a first knife assembly mounted to the drive gear; the second cutter assembly is mounted on the driven gear; and the upper rotating plate is arranged on the gear assembly and can rotate along the circumferential direction of the inner gear ring together with the driven gear.

Description

Stirring cutter head subassembly and cooking machine

Technical Field

The application relates to the field of small household appliances, in particular to a stirring cutter head assembly and a food processor.

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, a stirrer or a wall breaking food processor and other machines for crushing and stirring food materials. However, the existing food processor has poor crushing effect.

SUMMERY OF THE UTILITY MODEL

An object of this application is to provide a stirring cutter head subassembly and cooking machine, crushing effect is good.

One aspect of the present application provides a blending cutter head assembly. This stirring cutter head subassembly includes: the gear assembly comprises a driving gear, a driven gear and an inner gear ring, and the driven gear is respectively meshed with the driving gear and the inner gear ring; a first knife assembly mounted to the drive gear; the second cutter assembly is mounted on the driven gear; and the upper rotating plate is arranged on the gear assembly and can rotate along the circumferential direction of the inner gear ring together with the driven gear.

Optionally, the stirring cutter head assembly further includes a limiting member fixed to the inner gear ring, and the limiting member limits the upper rotating plate above the inner gear ring. In this way, the stopper limits the upper rotating plate in the vertical direction.

Optionally, the limiting member is annular, and a plate seal ring is disposed between the limiting member and the upper rotating plate. Therefore, the food materials cannot enter the gear assembly from the position limiting part and the upper rotating plate.

Optionally, the driving gear includes a first gear shaft penetrating through the upper rotating plate, and the first knife assembly is mounted to the first gear shaft; and/or the driven gear comprises a second gear shaft penetrating through the upper rotating plate, and the second knife assembly is mounted on the second gear shaft.

Optionally, a first bearing and a first sealing ring are arranged between the upper rotating plate and the first gear shaft. Therefore, the driving gear rotates more stably.

Optionally, a second bearing and a second sealing ring are arranged between the upper rotating plate and the second gear shaft. Thus, the rotation of the driven gear is more stable.

Optionally, the driving gear includes a third gear shaft penetrating through the bottom wall of the inner gear ring, and a third bearing is disposed between the bottom wall of the inner gear ring and the third gear shaft. Therefore, the third bearing is arranged, so that the rotation of the driving gear is more stable.

Optionally, the stirring cutter head assembly further comprises a lower rotating plate, the driven gear comprises a fourth gear shaft penetrating through the lower rotating plate, and a fourth bearing is arranged between the lower rotating plate and the fourth gear shaft. Therefore, the gear assembly is better in rigidity due to the arrangement of the lower rotating plate, and the driven gear rotates more stably.

Optionally, the first knife assembly includes a first knife shaft and a first blade fixed to the first knife shaft, and the first gear shaft is provided with a first mounting groove matched with the first knife shaft.

Optionally, the first cutter shaft is fixed to the first mounting groove through a first nut, at least 2 first yielding grooves are formed in a first side wall of the first mounting groove, and an outer surface of the first side wall includes a first external thread section and a first external conical surface; the first nut comprises a first internal thread section matched with the first external thread section and a first internal conical surface matched with the first external conical surface. Thus, the first side wall can deform inwards to clamp the first cutter shaft through the matching action of the first outer conical surface and the first inner conical surface.

Optionally, the second knife assembly includes a second knife shaft and a second blade fixed to the second knife shaft, and the second gear shaft is provided with a second mounting groove matched with the second knife shaft.

Optionally, the second cutter shaft is fixed to the second mounting groove through a second nut, a second side wall of the second mounting groove is provided with at least 2 second yielding grooves, and an outer surface of the second side wall includes a second outer thread section and a second outer conical surface; the second nut includes a second internal thread section that mates with the second external thread section and a second internal tapered surface that mates with the second external tapered surface. Therefore, the second side wall can deform inwards through the matching action of the second outer conical surface and the second inner conical surface, and the second cutter shaft is clamped tightly.

Optionally, the number of teeth of the driving gear is Za, the number of teeth of the driven gear is Zg, the number of teeth of the inner gear ring is Zb, wherein the common divisor of Za, Zg and Zb is 3, and Za, Zg and Zb satisfy the following relationships: za/2+ Zg ═ Zb/2. Therefore, the matching among the driving gear, the driven gear and the inner gear ring is more stable.

Optionally, the number of the driven gears includes: 2. 3 or 4, wherein only one driven gear is fitted with the second knife assembly.

Another aspect of the present application provides a food processor. This cooking machine includes: a stirring cup; and the stirring cutter disc component is arranged at the bottom of the stirring cup.

Another aspect of the present application provides a food processor. This cooking machine includes: a stirring cup; the cup cover assembly is covered on the stirring cup; and the stirring cutter disc assembly is arranged on the cup cover assembly.

This application cooking machine because the gear assembly includes the ring gear to driven gear respectively with driving gear and ring gear meshing, thereby make driven gear in the rotation, can be in the inboard of ring gear along circumferential direction, correspondingly, second knife tackle spare along with driven gear rotation and around first knife tackle spare rotation, so, can smash edible material better.

Drawings

Fig. 1 is a cross-sectional view of an embodiment of the food processor of the present application;

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

FIG. 3 is a perspective view of the blending blade assembly of FIG. 2;

fig. 4 is a perspective view of the stirring blade disc assembly shown in fig. 2 with the upper rotating plate and the limiting member removed;

FIG. 5 is a cross-sectional view of the stirring blade assembly shown in FIG. 2;

FIG. 6 is an exploded perspective view of the drive gear and first knife assembly of FIG. 5;

FIG. 7 is an exploded perspective view of the driven gear and second knife assembly shown in FIG. 5;

fig. 8 is a 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 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 defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention 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. "plurality" or "a number" means two or more. Unless otherwise indicated, "front", "rear", "lower" and/or "upper" and the like are for convenience of description and are not limited to one position or one spatial orientation. The word "comprising" or "comprises", and the like, means that the element or item listed as preceding "comprising" or "includes" covers the element or item listed as following "comprising" or "includes" 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.

Referring to fig. 1 to 8, the food processor 500 includes a stirring cup 300, a stirring cutter disc assembly 100 and a cup cover assembly 400.

Referring to fig. 1 and 2, the food processor 500 further includes a main body 200, the stirring cup 300 is detachably mounted on the main body 200, and the stirring blade assembly 100 is mounted on the stirring cup 300. In the illustrated embodiment, the main body 200 includes a housing 210 and a motor 220 disposed in the housing 210, and an output shaft of the motor 220 is provided with a lower clutch 230. The blender cup 300 comprises a cup body 310 and a cup holder 320 arranged at the bottom of the cup body 310. The cup body 310 and the cup holder 320 may be connected by a screw thread, a snap, or other means.

Referring to fig. 3 to 7, the stirring cutter head assembly 100 includes a gear assembly 10, a first cutter assembly 20 and a second cutter assembly 30. The gear assembly 10 includes a driving gear 11, a driven gear 12 and an inner gear 13, the driving gear 11 is located at a middle position of the inner gear 13, the driven gear 12 is located between the driving gear 11 and the inner gear 13, and the driven gear 12 is respectively engaged with the driving gear 11 and the inner gear 13. The inner ring gear 13 is fixed to the mixing cup 300, and in the embodiment shown in fig. 1, the inner ring gear 13 is clamped and fixed by the cup body 310 and the cup holder 320. During operation, the driving gear 11 drives the driven gear 12 to rotate, and the driven gear 12 rotates along the circumferential direction on the inner side of the internal gear 13 while rotating.

A first knife assembly 20 is mounted to the drive gear 11. The second knife assembly 30 is mounted to the driven gear 12. The first and second knife assemblies 20, 30 may be identical or different in construction. An upper rotation plate 40 is mounted to the gear assembly 10, and the upper rotation plate 40 is rotatable along the circumferential direction of the ring gear 13 together with the driven gear 12.

Since the gear assembly 10 includes the ring gear 13 and the driven gear 12 is engaged with the driving gear 11 and the ring gear 13, respectively, such that the driven gear 12 can rotate in a circumferential direction inside the ring gear 13 while rotating, and accordingly, the second cutter assembly 30 rotates along with the driven gear 12 and rotates around the first cutter assembly 20, it is possible to crush the food material more.

The stirring blade disc assembly 100 further includes a limiting member 41 fixed to the inner ring gear 13, and the limiting member 41 limits the upper rotating plate 40 above the inner ring gear 13. The stopper 41 is fixed to the ring gear 13, and the stopper 41 vertically limits the upper rotation plate 40. The upper rotation plate 40 is rotatable with respect to the ring gear 13. The retaining member 41 may be one piece. Of course, the stopper 41 may include a plurality of separate members distributed at different positions of the ring gear 13 to collectively define the upper rotation plate 40 in the up-down direction.

In the illustrated embodiment, the stopper 41 has a ring shape, and a plate seal ring 42 is provided between the stopper 41 and the upper rotating plate 40. The arrangement of the plate packing ring 42 forms a seal between the stopper 41 and the upper rotating plate 40 such that food material cannot enter the gear assembly 10 from between the stopper 41 and the upper rotating plate 40.

Specifically, the stopper 41 includes a body portion 411, a stopper portion 412, and a mounting portion 413. The upper rotating plate 40 includes a plate body 441 and a fitting stopper 412 provided at an edge of the plate body 441. The body 411 is abutted against and engaged with the ring gear 13, the stopper 412 is disposed above the engagement stopper 412 to limit the upper rotating plate 40, and the mounting part 413 and the engagement mounting part 133 of the ring gear 13 are fixed together by a fastening member or the like. In the illustrated embodiment, the plate sealing ring 42 is disposed between the outer side of the plate body 441 of the upper rotating plate 40 and the body 411 of the limiting member 41, and the limiting portion 412 is pressed against the plate sealing ring 42.

In the illustrated embodiment, the drive gear 11 includes a first gear shaft 111 that passes through the upper rotating plate 40, and the first blade assembly 20 is mounted to the first gear shaft 111. A first bearing 112 and a first seal 113 are provided between the upper rotating plate 40 and the first gear shaft 111. The first bearing 112 is provided to make the rotation of the driving gear 11 smoother, and the first sealing ring 113 is provided above the first bearing 112 to form a seal between the upper rotating plate 40 and the first gear shaft 111.

The driven gear 12 includes a second gear shaft 121 passing through the upper rotation plate 40, and the second blade assembly 30 is mounted to the second gear shaft 121. A second bearing 122 and a second seal 123 are provided between the upper rotation plate 40 and the second gear shaft 121. The second bearing 122 is provided to make the rotation of the driven gear 12 smoother, and a second seal ring 123 is provided above the second bearing 122 to form a seal between the upper rotating plate 40 and the second gear shaft 121.

The driving gear 11 includes a third gear shaft 115 penetrating through a bottom wall of the ring gear 13, and a third bearing 114 is disposed between the bottom wall of the ring gear 13 and the third gear shaft 115. In this manner, the third bearing 114 is provided to make the rotation of the driving gear 11 more smooth. The bottom end of the third gear shaft 115 is provided with an upper clutch 119, which is matched with a lower clutch 230 arranged on the motor 220. Thus, the motor 220 rotates to drive the driving gear 11 to rotate therewith.

The stirring blade disc assembly 100 further comprises a lower rotating plate 46, and the lower rotating plate 46 is positioned between the driving gear 11, the driven gear 12 and the bottom wall of the inner gear ring 13. The driven gear 12 includes a fourth gear shaft 125 penetrating the lower rotation plate 46, and a fourth bearing 124 is provided between the lower rotation plate 46 and the fourth gear shaft 125. The provision of the lower rotation plate 46 makes the gear assembly 10 more rigid and the driven gear 12 rotate more smoothly.

The first knife assembly 20 comprises a first knife shaft 21 and a first blade 22 fixed on the first knife shaft 21, and the first gear shaft 111 is provided with a first mounting groove 116 matched with the first knife shaft 21. The first knife shaft 21 is fixed in the first mounting groove 116. The first knife shaft 21 can be fixed in the first mounting groove 116 by means of screws, rivets, etc., but is not limited thereto.

In the illustrated embodiment, the first knife shaft 21 is fixed to the first mounting groove 116 through a first nut 25, the first side wall 117 of the first mounting groove 116 is provided with at least 2 first yielding grooves 118, the first yielding grooves 118 extend in the vertical direction, the first side wall 117 is separated into at least 2 sub-side walls by the yielding grooves 118, and the sub-side walls can deform inward to clamp the first knife shaft 21. In the illustrated embodiment, the first sidewall 117 is provided with 4 first relief grooves 118, thereby dividing the first sidewall 117 into 4 sub-sidewalls. Of course, in other embodiments, the number of the first avoiding grooves 118 may be set according to the requirement, and is not limited herein.

In the illustrated embodiment, the outer surface of the first sidewall 117 includes a first externally threaded section 1191 and a first externally tapered surface 1192; the first nut 25 includes a first internal thread segment 251 that mates with the first external thread segment 1191 and a first internal tapered surface 252 that mates with the first external tapered surface 1192. The first side wall 117 is capable of deforming inwardly to clamp the first arbor 21 by the cooperation of the first external conical surface 1192 and the first internal conical surface 252. In the illustrated embodiment, the first external tapered surface 1192 is located above the first external threaded section 1191 and the first internal tapered surface 252 is located above the first internal threaded section 251. In other embodiments, the first external conical surface 1192 is located below the first external threaded section 1191 and the first internal conical surface 252 is located below the first internal threaded section 251.

The second knife assembly 30 includes a second knife shaft 31 and a second blade 32 fixed to the second knife shaft 31, and the second gear shaft 121 is provided with a second mounting groove 126 matched with the second knife shaft 31. The second knife shaft 31 is fixed in the second mounting groove 126. The second shaft 31 may be fixed in the second mounting groove 126 by means of screws, rivets, etc., but is not limited thereto.

In the illustrated embodiment, the second knife shaft 31 is fixed to the second mounting groove 126 through a second nut 35, the second side wall 127 of the second mounting groove 126 is provided with at least 2 second yielding grooves 128, the second yielding grooves 128 extend in the vertical direction, the second side wall 127 is divided into at least 2 sub-side walls by the second yielding grooves 128, and the sub-side walls can deform inwards to clamp the second knife shaft 31. In the illustrated embodiment, the second sidewall 127 is provided with 4 second relief grooves 128, thereby dividing the second sidewall 127 into 4 sub-sidewalls. Of course, in other embodiments, the number of the second avoiding grooves 128 may be set according to the requirement, and is not limited herein.

The outer surface of the second sidewall 127 includes a second outer thread segment 1291 and a second outer tapered surface 1292; the second nut 35 includes a second internal thread section 351 cooperating with the second external thread section 1291 and a second internal tapered surface 352 cooperating with the second external tapered surface 1292. The second side wall 127 can be deformed inwardly by the cooperation of the second outer tapered surface 1292 and the second inner tapered surface 352, thereby clamping the second arbor 31. In the illustrated embodiment, the second outer tapered surfaces 1292 are located above the second outer thread segments 1291 and the second inner tapered surfaces 352 are located above the second inner thread segments 351. In other embodiments, the second outer tapered surface 1292 is located below the second outer thread section 1291 and the second inner tapered surface 352 is located below the second inner thread section 351.

The tooth number of the driving gear 11 is Za, the tooth number of the driven gear 12 is Zg, the tooth number of the inner gear ring 13 is Zb, wherein the common divisor of Za, Zg and Zb is 3, and Za, Zg and Zb satisfy the following relations: za/2+ Zg ═ Zb/2. In this way, the fit between the drive gear 11, the driven gear 12, and the ring gear 13 is more stable. In a preferred embodiment, Za 15, Zg 21, and Zb 57 are not limited thereto.

In some preferred embodiments, the number of the driven gears 12 includes: 2. 3 or 4, wherein only one driven gear 12 is fitted with the second knife assembly 30. Since the driven gear 12 rotates around the driving gear 11 while rotating, a second cutter unit 30 is coupled to the first cutter unit 20 to achieve a good pulverizing effect. In the illustrated embodiment, the number of the driven gears 12 is 3.

Referring to fig. 8, the stirring cutter disc assembly 100 is mounted on the lid assembly 400. The cap assembly 400 includes a motor 220, and an output shaft of the motor 220 is fixedly connected to the driving gear 11 to drive the driving gear 11 to rotate. The structure of the stirring blade assembly 100 is the same as that of the embodiment shown in fig. 1 to 7, and the description thereof is omitted.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the scope of protection of the present application.

Claims (16)

1. A stirring cutter head assembly which is characterized in that: the stirring cutter head assembly comprises:

the gear assembly (10) comprises a driving gear (11), a driven gear (12) and an inner gear ring (13), wherein the driven gear (12) is meshed with the driving gear (11) and the inner gear ring (13) respectively;

a first knife assembly (20) mounted to the drive gear (11);

a second knife assembly (30) mounted to the driven gear (12); and

and an upper rotation plate (40) mounted to the gear assembly (10), wherein the upper rotation plate (40) is rotatable together with the driven gear (12) in the circumferential direction of the ring gear (13).

2. A blending cutter head assembly according to claim 1, wherein: the stirring cutter head assembly further comprises a limiting piece (41) fixed on the inner gear ring (13), and the limiting piece (41) limits the upper rotating plate (40) above the inner gear ring (13).

3. A blending cutter head assembly according to claim 2, wherein: the limiting piece (41) is annular, and a plate sealing ring (42) is arranged between the limiting piece (41) and the upper rotating plate (40).

4. A blending cutter head assembly according to claim 1, wherein: the driving gear (11) includes a first gear shaft (111) penetrating the upper rotating plate (40), and the first blade assembly (20) is mounted to the first gear shaft (111); and/or the presence of a gas in the gas,

the driven gear (12) includes a second gear shaft (121) passing through the upper rotation plate (40), and the second blade assembly (30) is mounted to the second gear shaft (121).

5. The blending blade assembly of claim 4, wherein: a first bearing (112) and a first seal ring (113) are provided between the upper rotating plate (40) and the first gear shaft (111).

6. The blending blade assembly of claim 4, wherein: a second bearing (122) and a second sealing ring (123) are arranged between the upper rotating plate (40) and the second gear shaft (121).

7. The blending blade assembly of claim 4, wherein: the driving gear (11) comprises a third gear shaft (115) penetrating through the bottom wall of the inner gear ring (13), and a third bearing (114) is arranged between the bottom wall of the inner gear ring (13) and the third gear shaft (115).

8. The blending blade assembly of claim 4, wherein: the stirring cutter head assembly further comprises a lower rotating plate (46), the driven gear (12) comprises a fourth gear shaft (125) penetrating through the lower rotating plate (46), and a fourth bearing (124) is arranged between the lower rotating plate (46) and the fourth gear shaft (125).

9. The blending blade assembly of claim 4, wherein: the first knife assembly (20) comprises a first knife shaft (21) and a first blade (22) fixed on the first knife shaft (21), and a first mounting groove (116) matched with the first knife shaft (21) is formed in the first gear shaft (111).

10. A blending cutter head assembly according to claim 9, wherein: the first cutter shaft (21) is fixed to the first mounting groove (116) through a first nut (25), at least 2 first yielding grooves (118) are formed in a first side wall (117) of the first mounting groove (116), and the outer surface of the first side wall (117) comprises a first external thread section (1191) and a first external conical surface (1192); the first nut (25) comprises a first internal thread section (251) cooperating with the first external thread section (1191) and a first internal conical surface (252) cooperating with the first external conical surface (1192).

11. The blending blade assembly of claim 4, wherein: the second cutter assembly (30) comprises a second cutter shaft (31) and a second blade (32) fixed on the second cutter shaft (31), and a second gear shaft (121) is provided with a second mounting groove (126) matched with the second cutter shaft (31).

12. A blending cutter head assembly according to claim 11 wherein: the second cutter shaft (31) is fixed to the second mounting groove (126) through a second nut (35), at least 2 second yielding grooves (128) are formed in a second side wall (127) of the second mounting groove (126), and the outer surface of the second side wall (127) comprises a second outer thread section (1291) and a second outer conical surface (1292); the second nut (35) includes a second internal thread section (351) cooperating with the second external thread section (1291) and a second internal tapered surface (352) cooperating with the second external tapered surface (1292).

13. A blending cutter head assembly according to claim 1, wherein: the tooth number of the driving gear (11) is Za, the tooth number of the driven gear (12) is Zg, the tooth number of the inner gear ring (13) is Zb, wherein the common divisor of Za, Zg and Zb is 3, and Za, Zg and Zb satisfy the following relations: za/2+ Zg ═ Zb/2.

14. A blending cutter head assembly according to claim 1, wherein: the number of driven gears (12) includes: 2. 3 or 4, wherein only one driven gear (12) is fitted with said second knife assembly (30).

15. A cooking machine, its characterized in that: which comprises the steps of preparing a mixture of a plurality of raw materials,

a stirring cup (300); and

the stirring blade disc assembly of any of claims 1 to 14, mounted to the bottom of said stirring cup (300).

16. A cooking machine, its characterized in that: which comprises the steps of preparing a mixture of a plurality of raw materials,

a stirring cup (300);

the cup cover assembly (400) is covered on the stirring cup (300); and

a blending cutter assembly according to any of claims 1 to 14 mounted to said lid assembly (400).

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