CN115486715A - Stirring assembly and cooking utensil with same - Google Patents

Abstract

The invention provides a stirring assembly and a cooking utensil with the same, wherein the stirring assembly comprises a rotary drum, a stirring blade, a gear set and a sealing assembly, a fixed gear of the gear set comprises a fixed shaft seat and a tooth cylinder, a rotation stopping structure is arranged between the fixed shaft seat and an inner pot, a gear ring which is horizontally arranged is arranged on the upper end surface of the tooth cylinder, a moving gear of the gear set is arranged on a rotating shaft of the stirring blade and is meshed with the gear ring, the fixed gear is provided with a through hole which vertically penetrates through the fixed shaft seat and the tooth cylinder, and a transmission shaft of the rotary drum penetrates through the through hole; the sealing assembly comprises a first sealing ring, the outer ring of the first sealing ring is attached to the hole wall of the through hole, and the inner ring of the first sealing ring is attached to the outer side wall of the transmission shaft. Through the technical scheme that this application provided, there is the problem that improves the space in the sealed effect that can solve the stirring subassembly among the correlation technique.

Description

Stirring assembly and cooking utensil with same

Technical Field

The invention relates to the technical field of small household appliances, in particular to a stirring assembly and a cooking appliance with the same.

Background

Cooking utensil includes interior pot and can set up the upper cover on interior pot with opening and shutting, puts into the culinary art intracavity of interior pot with food and can cooks food, establishes the upper cover lid in on the pot, can utilize the upper cover to seal the culinary art chamber of interior pot.

In the correlation technique, the culinary art intracavity of interior pot is provided with the stirring subassembly, and at the in-process of cooking food, utilize the stirring subassembly to stir food and can promote the culinary art effect to food.

However, the sealing effect of the related art agitating assembly has a problem of improving space.

Disclosure of Invention

The invention provides a stirring assembly and a cooking utensil with the same, and aims to solve the problem that the sealing effect of the stirring assembly in the related art is improved.

According to an aspect of the present invention, there is provided a stirring assembly provided to an inner pot, the stirring assembly including: the rotary drum is rotatably arranged in the inner pot around the vertical axis of the rotary drum, the rotary drum is provided with an installation cavity, and the top wall of the rotary drum is provided with a transmission shaft extending downwards; the stirring blade comprises a rotating shaft and blades arranged on the rotating shaft, a shaft hole penetrates through the side wall of the rotating cylinder, and the rotating shaft can rotatably penetrate through the shaft hole; the gear set is positioned in the installation cavity and comprises a fixed gear and a movable gear, the fixed gear comprises a fixed shaft seat and a gear cylinder arranged on the fixed shaft seat, a rotation stopping structure is arranged between the fixed shaft seat and the inner pot, a gear ring horizontally arranged is arranged on the upper end surface of the gear cylinder, the movable gear is arranged on the rotating shaft and meshed with the gear ring, the fixed gear is provided with a through hole vertically penetrating through the fixed shaft seat and the gear cylinder, and the transmission shaft penetrates through the through hole; the sealing assembly comprises a first sealing ring, the outer ring of the first sealing ring is attached to the hole wall of the through hole, and the inner ring of the first sealing ring is attached to the outer side wall of the transmission shaft.

By applying the technical scheme of the invention, when the rotary drum rotates, the rotary drum drives the blades to revolve around the vertical axis of the rotary drum through the rotary shaft, and the fixed gear is fixed compared with the inner pot due to the rotation stopping structure arranged between the fixed gear and the inner pot, the movable gear can rotate around the gear ring of the fixed gear, and the torque of the rotary drum is transmitted to the rotary shaft by matching of the fixed gear and the movable gear, so that the rotary shaft rotates in the horizontal direction while revolving in the circumferential direction along with the rotary drum, further the rotation of the blades in the horizontal direction is realized, and the food in the inner pot can be stirred in a three-dimensional manner by using the blades. And, through set up first sealing washer between the pore wall at the through-hole of fixed gear and the lateral wall of transmission shaft, utilize the clearance between the pore wall of first sealing washer sealed through-hole and the lateral wall of transmission shaft to when realizing stirring leaf revolution and adding the drive structure of rotation, can seal the drive structure of stirring subassembly, and then promote the sealed effect of stirring subassembly. And, because the gear fixing components of a whole that can function independently sets up to gear fixing base and tooth section of thick bamboo, set up first sealing washer in gear fixing base department, only need to the structure of gear fixing base department design with the first sealing washer of installation can, need not to be used for with the structure of the tooth section of thick bamboo of moving gear transmission complex change, can guarantee under the prerequisite of gear fixing's transmission structure intensity, make full use of gear fixing base department's assembly space, and then guarantee stirring assembly's miniaturization when realizing that stirring assembly is sealed.

Further, the sealing assembly further comprises a second sealing ring, the outer ring of the second sealing ring is attached to the wall of the mounting cavity, and the inner ring of the second sealing ring is attached to the outer side wall of the fixed shaft seat. Set up the second sealing washer through between the lateral wall of the chamber wall at the installation cavity of rotary drum and the dead axle seat of dead gear, utilize the clearance between the lateral wall of the chamber wall of the sealed installation cavity of second sealing washer and dead axle seat, can seal the transmission structure of stirring subassembly, and then promote the sealed effect of stirring subassembly.

Furthermore, the sealing assembly further comprises a first bearing, the outer side wall of the transmission shaft is sleeved with the inner ring of the first bearing, and the outer ring of the first bearing is arranged corresponding to the hole wall of the through hole. By adopting the structure, the first bearing is arranged between the outer side wall of the transmission shaft and the hole wall of the through hole, so that the transmission shaft can smoothly rotate relative to the fixed gear while the sealing effect of the first sealing ring is ensured.

Furthermore, the sealing assembly further comprises a second bearing, the outer side wall of the shaft fixing seat is sleeved with the inner ring of the second bearing, and the outer ring of the second bearing is arranged corresponding to the cavity wall of the mounting cavity. Through setting up the second bearing between the lateral wall of setting the axle bed and the chamber wall of installation cavity, when guaranteeing the sealed effect of second sealing washer for the rotary drum can be for the smooth rotation of fixed gear.

Furthermore, the through hole comprises a first through hole penetrating through the fixed shaft seat and a second through hole penetrating through the gear cylinder, a first limiting boss is arranged on the hole wall of the first through hole, the lower end of the first sealing ring is abutted with the upper surface of the first limiting boss, the lower end of the first bearing is abutted with the upper end of the first sealing ring, and the lower end of the gear cylinder extends into the first through hole and is abutted with the upper end of the first bearing. Adopt above-mentioned structure, in the assembling process of fixed gear, with first sealing washer, first bearing and tooth section of thick bamboo are adorned in proper order in the fixed shaft seat, on the one hand, through first spacing boss to first sealing washer, first bearing and tooth section of thick bamboo provide the installation location, improve the equipment precision of stirring subassembly, on the other hand, through with first sealing washer, first bearing and tooth section of thick bamboo set up in first through-hole from bottom to top, abundant utilization the inner space of first through-hole, when guaranteeing fixed gear structural strength, realize the sealed rotation of miniaturization of stirring subassembly.

Further, the rotary drum includes the lower pedestal that upper base body and lower pedestal are connected with the lower extreme of upper base body, and the installation cavity sets up in the upper base body, and the transmission shaft sets up on the roof of upper base body, and the shaft hole sets up on the lateral wall of upper base body, and the lower extreme of fixed gear stretches into in the lower pedestal. The rotating drum with the split structure improves the convenience of assembly when the stirring assembly is assembled, and the transmission shaft is arranged on the top wall of the upper seat body, and the lower seat body is connected with the lower end of the upper seat body, so that the transmission shaft, the upper seat body and the lower seat body rotate coaxially, and the rotation center is the axis of the transmission shaft, thereby realizing the revolution of the stirring assembly.

Furthermore, a second limiting boss is arranged on the outer side wall of the fixed shaft seat, the lower end of the second sealing ring is abutted against the upper surface of the lower seat body, the upper end of the second sealing ring is abutted against the lower end of the second bearing, and the second limiting boss is erected on the upper end of the second bearing. Adopt above-mentioned structure, in the assembling process, with the fixed gear, during second bearing and second sealing washer are packed into the installation cavity in proper order, on the one hand, provide the installation location to second bearing and second sealing washer through the spacing boss of second, improve the equipment precision of stirring subassembly, on the other hand, through with the fixed gear, second bearing and second sealing washer top-down set up in the installation cavity, abundant utilization the inner space of installation cavity, when guaranteeing fixed gear structural strength, realize the sealed rotation of miniaturization of stirring subassembly.

Furthermore, the gear cylinder comprises a first connecting plate and a first cylinder body which are connected with each other, the first cylinder body is positioned below the first connecting plate, and the gear ring is arranged on the upper surface of the first connecting plate; the dead axle seat includes interconnect's second connecting plate and second barrel, and the second barrel is located the below of second connecting plate, and the second barrel is worn to locate by first barrel, and first connecting plate is located the top of second connecting plate and is connected with the second connecting plate. The dead axle seat includes interconnect's second connecting plate and second barrel, and the second barrel is located the below of second connecting plate, and the second barrel is worn to locate by first barrel, and first connecting plate is located the top of second connecting plate and is connected with the second connecting plate. By adopting the structure, the first connecting plate and the second connecting plate are arranged, so that the connection between the gear cylinder and the fixed shaft seat can be realized through the first connecting plate and the second connecting plate.

By adopting the structure, the fastening piece can be respectively connected with the first connecting hole and the second connecting hole, so that the fixed connection between the tooth cylinder and the fixed shaft seat is realized, the whole fixed gear is ensured to be fixed compared with the inner pot, and the assembly structure can be simplified by adopting the fastening piece, so that the assembly efficiency is improved; and/or the lower surface of the first connecting plate is provided with a positioning column, the second connecting plate is provided with a positioning hole, and the positioning column penetrates through the positioning hole. By adopting the structure, the positioning hole can be penetrated and arranged through the positioning column before the fastener is installed, so that the relative static position between the tooth cylinder and the fixed shaft seat is ensured, and the fastener is convenient to install.

Furthermore, the sealing assembly further comprises a third sealing ring and a third bearing, the inner ring of the third sealing ring and the inner ring of the third bearing are both sleeved on the outer side wall of the rotating shaft, and the outer ring of the third sealing ring and the outer ring of the third bearing are both attached to the hole wall of the shaft hole. Through set up third sealing washer and third bearing between pivot and shaft hole, can seal the clearance between pivot and the shaft hole, improve the sealed effect to transmission structure to guarantee that the pivot is for the shaft hole smooth rotation.

Furthermore, the transmission shaft is provided with an avoiding hole, the rotating shaft penetrates through the avoiding hole, the stirring assembly further comprises a fourth bearing, an inner ring of the fourth bearing is sleeved on the outer side wall of the rotating shaft, an outer ring of the fourth bearing is attached to the hole wall of the avoiding hole, by adopting the structure, the axis stability of rotation of the rotating shaft in the horizontal direction is increased while the rotating shaft smoothly rotates relative to the avoiding hole is ensured by arranging the fourth bearing between the avoiding hole and the rotating shaft, and the rotating axis is the common axis of the avoiding hole and the shaft hole; the moving gear is located the one side of keeping away from the shaft hole of transmission shaft, adopt above-mentioned arrangement, can realize on the direction from top to bottom, the direction of rotation of rotary drum is when clockwise, keep away from the one end in shaft hole in the pivot to the direction of being close to the one end in shaft hole, the direction of rotation of pivot is anticlockwise, on the direction from top to bottom, the direction of rotation of rotary drum is when anticlockwise, keep away from the one end in shaft hole in the pivot to the direction of being close to the one end in shaft hole, the direction of rotation of pivot is clockwise, the rotation direction of stirring leaf is contrary (clockwise/anticlockwise) with the direction of rotation of rotary drum promptly, make the stirring leaf more turn-up food easily, food is more in the intracavity upset action of culinary art, food thermally equivalent, can further promote the three-dimensional stirring effect of stirring subassembly to food. Moreover, by adopting the structure, the torque transmitted by the movable gear can be improved, and the stirring performance is improved; the lower end of the fixed shaft seat is provided with a rotation stopping hole, the inner pot is provided with a rotation stopping boss, the rotation stopping boss extends into the rotation stopping hole, and the rotation stopping boss and the rotation stopping hole jointly form a rotation stopping structure, so that the fixed gear can be fixed relative to the inner pot, and the requirements of disassembly, assembly, maintenance and replacement of the stirring assembly are facilitated; still be provided with the fixed leaf on the lateral wall of rotary drum, the height that highly is less than the stirring leaf of fixed leaf, when the rotary drum rotated, the fixed leaf revolved around the vertical axis of rotary drum along with the rotary drum to food stirs the bottom, promotes the stirring performance.

According to another aspect of the present invention, there is provided a cooking appliance including: an inner pan having a driving member; the stirring assembly is arranged in the inner pot, the driving piece is in driving connection with a transmission shaft of the stirring assembly, and the stirring assembly is the stirring assembly provided. Therefore, the cooking utensil can also stir food in a three-dimensional mode by using the blades, and the stirring effect is improved. And the first sealing ring is used for sealing a gap between the hole wall of the through hole and the outer side wall of the transmission shaft, and the second sealing ring is used for sealing a gap between the cavity wall of the mounting cavity and the outer side wall of the fixed shaft seat, so that food in the cooking cavity cannot enter the stirring assembly.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 illustrates a cross-sectional view of a stirring assembly provided by an embodiment of the invention;

fig. 2 shows a partial enlarged view at a in fig. 1;

FIG. 3 illustrates an exploded view of a stirring assembly provided by an embodiment of the present invention;

FIG. 4 illustrates an exploded view of the fixed gear, the first seal ring and the first bearing of the stirring assembly provided by the embodiment of the invention;

FIG. 5 illustrates an isometric view of a fixed gear of the stirring assembly provided by an embodiment of the present invention;

FIG. 6 illustrates yet another isometric view of the fixed gear of the stirring assembly provided by the embodiments of the present invention;

FIG. 7 illustrates an isometric view of the upper housing of the drum of the stirring assembly provided by the embodiments of the present invention;

FIG. 8 illustrates an isometric view of a mixing blade of a mixing assembly provided by an embodiment of the present invention.

Wherein the figures include the following reference numerals:

10. a rotating drum; 11. a mounting cavity; 12. a drive shaft; 121. avoiding holes; 13. a shaft hole; 14. an upper base body; 15. a lower seat body; 16. fixing the leaves; 17. a handle;

20. stirring blades; 21. a rotating shaft; 22. a blade;

30. a gear set; 31. a fixed gear; 311. a fixed shaft seat; 3111. a second limit boss; 3112. a second connecting plate; 3113. a second connection hole; 3114. positioning holes; 3115. a second cylinder; 3116. a rotation stopping hole; 3117. an avoidance groove; 312. a gear cylinder; 3121. a ring gear; 3122. a first connecting plate; 3123. a first connection hole; 3124. a positioning column; 3125. a first cylinder; 32. a moving gear; 33. a through hole; 331. a first through hole; 3311. a first limit boss; 332. a second through hole;

40. a seal assembly; 41. a first seal ring; 42. a second seal ring; 43. a first bearing; 44. a second bearing; 45. a third seal ring; 46. a third bearing;

60. a fourth bearing; 70. a stirring assembly; 80. a rotation stopping structure.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.

As shown in fig. 1 to 8, an embodiment of the present invention provides a stirring assembly disposed in an inner pot. The stirring assembly comprises a rotating drum 10, a stirring blade 20, a gear set 30 and a sealing assembly 40, wherein the rotating drum 10 is rotatably arranged in an inner pot around a vertical axis of the rotating drum 10, the rotating drum 10 is provided with an installation cavity 11, a top wall of the rotating drum 10 is provided with a transmission shaft 12 extending downwards, the stirring blade 20 comprises a rotating shaft 21 and blades 22 arranged on the rotating shaft 21, a shaft hole 13 is arranged on a side wall of the rotating drum 10 in a penetrating manner, the rotating shaft 21 is rotatably arranged in the shaft hole 13 in a penetrating manner, the gear set 30 is arranged in the installation cavity 11, the gear set 30 comprises a fixed gear 31 and a moving gear 32, the fixed gear 31 comprises a fixed shaft seat 311 and a gear cylinder 312 arranged on the fixed shaft seat 311, a rotation stopping structure 80 is arranged between the fixed shaft seat 311 and the inner pot, a horizontally arranged gear ring 3121 is arranged on an upper end surface of the gear cylinder 312, the moving gear 32 is arranged on the rotating shaft 21 and meshed with the gear ring 3121, the fixed gear 31 has a through hole 33 vertically penetrating through the fixed shaft seat 311 and the gear cylinder 312, the transmission shaft 12 penetrates through hole 33, the transmission shaft 12 is arranged in the through hole 33, the sealing assembly 40 comprises a first sealing ring 41, a hole wall of the first sealing ring 41, and a wall of the first sealing ring is jointed with an outer ring 12 outer side of the inner pot.

By applying the technical scheme of the invention, when the rotary drum 10 rotates, the rotary drum 10 drives the blades 22 to revolve around the vertical axis thereof through the rotary shaft 21, and the rotation stopping structure 80 is arranged between the fixed gear 31 and the inner pot, so that the fixed gear 31 is fixed compared with the inner pot, the movable gear 32 can rotate around the gear ring 3121 of the fixed gear 31, and the torque of the rotary drum 10 is transmitted to the rotary shaft 21 by matching the fixed gear 31 and the movable gear 32, so that the rotary shaft 21 rotates in the horizontal direction while revolving along with the rotary drum 10 in the circumferential direction, and further the rotation of the blades 22 in the horizontal direction is realized, and thus, the food in the inner pot can be stirred in a three-dimensional manner by the blades 22. In addition, the first sealing ring 41 is arranged between the hole wall of the through hole 33 of the fixed gear 31 and the outer side wall of the transmission shaft 12, and the gap between the hole wall of the through hole 33 and the outer side wall of the transmission shaft 12 is sealed by the first sealing ring 41, so that the transmission structure of the stirring assembly can be sealed while the transmission structure of revolution and rotation of the stirring blades 20 is realized, and the sealing effect of the stirring assembly is further improved. And, because the components of a whole that can function independently of fixed gear 31 set up to fixed axle seat 311 and tooth section of thick bamboo 312, set up first sealing washer 41 in fixed axle seat 311 department, only need to design the structure of fixed axle seat 311 department with first sealing washer 41 of installation can, need not to change the structure that is used for with the tooth section of thick bamboo 312 of moving gear 32 transmission fit, can be under the prerequisite of the transmission structure intensity of guaranteeing fixed gear 31, make full use of is decided the fitting space of axle seat 311 department, and then guarantee the miniaturization of stirring subassembly when realizing that the stirring subassembly is sealed.

Note that, the three-dimensional stirring means: stirring leaf 20 carries out ascending stirring in week to the food of the culinary art intracavity of interior pot, and stirring leaf 20 vertically overturns the stirring to the food of culinary art intracavity for the food of culinary art intracavity both has followed the circumference upset of culinary art chamber, follows the vertical upset of culinary art chamber again, forms the effect of three-dimensional upset. That is, while ensuring the circumferential rotation of the stirring vanes 20, the secondary three-dimensional stir-frying of the longitudinal side parts of the stirring vanes 20 is realized, and the stir-frying of the side parts is in the longitudinal circular motion of a displacement shape while the bottom part rotates, so the motion of the stir-frying is parabolic instead of simple circular motion, thereby achieving the real three-dimensional stir-frying.

In the present embodiment, the moving gear 32 is sleeved on the non-circular mounting section of the rotating shaft 21 through a non-circular hole, so as to realize the synchronous rotation of the moving gear 32 and the rotating shaft 21.

In the present embodiment, the ring gear 3121 and the moving gear 32 are both bevel gears. When the movable gear 32 rotates around the gear ring 3121 of the fixed gear 31, because the gear ring 3121 is stationary with the fixed gear 31 compared to the inner pot, the movable gear 32 revolves around the vertical axis of the rotary drum 10 compared to the inner pot, and because the movable gear 32 is meshed with the gear ring 3121, the gear ring 3121 and the movable gear 32 are both bevel gears, so that the movable gear 32 rotates around the horizontal axis thereof, and because the movable gear 32 is sleeved on the rotary shaft 21, and the movable gear 32 is not rotatable relative to the rotary shaft 21, the rotary shaft 21 revolves around the vertical axis of the rotary drum 10 and simultaneously performs rotation in the horizontal direction compared to the inner pot.

As shown in fig. 2, the sealing assembly 40 further includes a second sealing ring 42, an outer ring of the second sealing ring 42 is attached to the cavity wall of the mounting cavity 11, and an inner ring of the second sealing ring 42 is attached to the outer side wall of the fixed shaft seat 311. Set up second sealing washer 42 between the lateral wall of the fixed shaft seat 311 through the chamber wall at installation cavity 11 of rotary drum 10 and fixed gear 31, utilize the clearance between the lateral wall of the sealed chamber wall of installation cavity 11 of second sealing washer 42 and fixed shaft seat 311, can seal the transmission structure of stirring subassembly, and then promote the sealed effect of stirring subassembly.

As shown in fig. 1 to 4, the sealing assembly 40 further includes a first bearing 43, an inner ring of the first bearing 43 is sleeved on an outer side wall of the transmission shaft 12, and an outer ring of the first bearing 43 is disposed corresponding to a hole wall of the through hole 33. With the above structure, since the first bearing 43 is disposed between the outer side wall of the transmission shaft 12 and the hole wall of the through hole 33, the sealing effect of the first sealing ring 41 is ensured, and the transmission shaft 12 can smoothly rotate relative to the fixed gear 31.

As shown in fig. 1 to fig. 4, the sealing assembly 40 further includes a second bearing 44, an inner ring of the second bearing 44 is sleeved on an outer side wall of the fixed shaft seat 311, and an outer ring of the second bearing 44 is disposed corresponding to a cavity wall of the installation cavity 11. By disposing the second bearing 44 between the outer side wall of the fixed shaft seat 311 and the wall of the mounting cavity 11, the sealing effect of the second sealing ring 42 is ensured, and the drum 10 can rotate smoothly relative to the fixed gear 31.

It should be noted that the inner ring of the first bearing 43 is sleeved on the outer side wall of the transmission shaft 12, and the outer ring of the first bearing 43 is arranged corresponding to the hole wall of the through hole 33, and includes the following two structures: the first is that the inner ring of the first bearing 43 is in interference fit with the outer side wall of the transmission shaft 12, and the outer ring of the first bearing 43 is in interference fit with the hole wall of the through hole 33; the second is that the inner ring of the first bearing 43 is in clearance fit with the outer side wall of the transmission shaft 12, and the outer ring of the first bearing 43 is in clearance fit with the hole wall of the through hole 33. When the first bearing 43 adopts the first structure, the first bearing 43 is assembled more stably, so that the transmission shaft 12 is not easy to shake when rotating. When the first bearing 43 adopts the second structure, a gap exists between the fixed gear 31 and the transmission shaft 12 and the first bearing 43, and when the first bearing 43 is assembled, the gap can provide an assembling gap for the first bearing 43, so that the first bearing 43 can be conveniently installed. The second bearing 44 is mounted in a manner similar to that of the first bearing 43, and is not described herein again.

As shown in fig. 1 to 4, the through hole 33 includes a first through hole 331 penetrating through the fixed shaft seat 311 and a second through hole 332 penetrating through the gear cylinder 312, a first limit boss 3311 is disposed on a hole wall of the first through hole 331, a lower end of the first seal ring 41 abuts against an upper surface of the first limit boss 3311, a lower end of the first bearing 43 abuts against an upper end of the first seal ring 41, and a lower end of the gear cylinder 312 extends into the first through hole 331 and abuts against an upper end of the first bearing 43. Adopt above-mentioned structure, in the assembling process of fixed gear 31, in putting first sealing washer 41, first bearing 43 and tooth section of thick bamboo 312 into fixed axle seat 311 in proper order, on the one hand, provide installation location to first sealing washer 41, first bearing 43 and tooth section of thick bamboo 312 through first spacing boss 3311, improve stirring assembly's equipment precision, on the other hand, set up in first through-hole 331 from bottom to top through first sealing washer 41, first bearing 43 and tooth section of thick bamboo 312, the abundant inner space that has utilized first through-hole 331, when guaranteeing fixed gear 31 structural strength, realize stirring assembly's miniaturized sealed rotation.

The first limiting boss 3311 is of an annular structure, and the lower end of the transmission shaft 12 penetrates through the first limiting boss 3311. Adopt above-mentioned annular structure's first spacing boss 3311 for the lower extreme of first sealing washer 41 is the annular surface contact with first spacing boss 3311, when receiving the impact force of equidimension, and the increase contact surface reduces pressure, and then improves first spacing boss 3311's structural reliability, guarantees the sealed effect of stirring subassembly, prolongs the life of stirring subassembly.

When moving gear 32 rotates around ring gear 3121, through stretching into first through-hole 331 with the lower extreme of tooth section of thick bamboo 312, on the one hand, the power that tooth section of thick bamboo 312 received can transmit dead axle seat 311, and dead axle seat 311 provides sufficient support for tooth section of thick bamboo 312, improves transmission stability, and on the other hand, avoids tooth section of thick bamboo 312 to receive too big shearing force, improves tooth section of thick bamboo 312's structural reliability. Specifically, the lower end of the cylinder gear 312 refers to a portion of the cylinder gear 312 that is less than one-half the height.

As shown in fig. 1 to 3 and 7, the rotary drum 10 includes an upper base 14 and a lower base 15 connected to a lower end of the upper base 14, the mounting cavity 11 is disposed on the upper base 14, the transmission shaft 12 is disposed on a top wall of the upper base 14, the shaft hole 13 is disposed on a side wall of the upper base 14, and a lower end of the fixed gear 31 extends into the lower base 15. When the stirring assembly is assembled, the rotating drum 10 with the split structure improves the assembly convenience, and the transmission shaft 12 is arranged on the top wall of the upper seat body 14, and the lower seat body 15 is connected with the lower end of the upper seat body 14, so that the transmission shaft 12, the upper seat body 14 and the lower seat body 15 rotate coaxially, the rotation center is the axis of the transmission shaft 12, and the revolution of the stirring assembly is realized.

As shown in fig. 1, 2, 5, and 6, a second limit boss 3111 is provided on the outer side wall of the fixed shaft holder 311, the lower end of the second seal ring 42 abuts against the upper surface of the lower holder 15, the upper end of the second seal ring 42 abuts against the lower end of the second bearing 44, and the second limit boss 3111 is placed on the upper end of the second bearing 44. Adopt above-mentioned structure, in the assembling process, in installing fixed gear 31, second bearing 44 and second sealing washer 42 in installation cavity 11 in proper order, on the one hand, provide the installation location through second spacing boss 3111 to second bearing 44 and second sealing washer 42, improve stirring assembly's equipment precision, on the other hand, through setting up fixed gear 31, second bearing 44 and second sealing washer 42 in installation cavity 11 top-down, abundant utilization the inner space of installation cavity 11, when guaranteeing fixed gear 31 structural strength, realize stirring assembly's miniaturized sealed rotation.

As shown in fig. 4 to 6, the gear cylinder 312 includes a first connection plate 3122 and a first cylinder 3125 connected to each other, the first cylinder 3125 is located below the first connection plate 3122, and the ring gear 3121 is provided on an upper surface of the first connection plate 3122. The shaft fixing seat 311 includes a second connecting plate 3112 and a second cylinder 3115 connected to each other, the second cylinder 3115 is located below the second connecting plate 3112, the first cylinder 3125 penetrates the second cylinder 3115, and the first connecting plate 3122 is located above the second connecting plate 3112 and is connected to the second connecting plate 3112. With the above structure, by providing the first connection plate 3122 and the second connection plate 3112, it is convenient to realize the connection of the gear cylinder 312 and the fixed shaft seat 311 through the first connection plate 3122 and the second connection plate 3112.

As shown in fig. 2, the first connection plate 3122 has a first connection hole 3123, the second connection plate 3112 has a second connection hole 3113 disposed corresponding to the first connection hole 3123, and fasteners are connected to the first connection hole 3123 and the second connection hole 3113, respectively. Adopt above-mentioned structure, can be connected with first connecting hole 3123 and second connecting hole 3113 respectively through the fastener, realize the fixed connection of tooth section of thick bamboo 312 and dead axle seat 311, guarantee that the whole fixed gear 31 of being compared in interior pot is immobile to adopt the fastener can simplify assembly structure, promote assembly efficiency.

As shown in fig. 2, a positioning post 3124 is disposed on a lower surface of the first connection plate 3122, a positioning hole 3114 is disposed on the second connection plate 3112, and the positioning post 3124 penetrates through the positioning hole 3114. By adopting the structure, the positioning hole 3114 can be penetrated through by the positioning column 3124 before the fastener is installed, so that the relative static position between the gear cylinder 312 and the fixed shaft seat 311 is ensured, and the fastener is convenient to install.

In this embodiment, the first connecting holes 3123 and the second connecting holes 3113 are a plurality of that are arranged along the circumference of the fixed gear 31, and the plurality of first connecting holes 3123 and the plurality of second connecting holes 3113 are arranged in a one-to-one correspondence manner, so that the connection firmness is improved. Second connecting plate 3112 is provided with a plurality of locating holes 3114 along circumference, promotes the assembly steadiness during the pre-assembly.

As shown in fig. 5 and 6, an escape groove 3117 is provided on the outer side wall of the fixed shaft holder 311, a plurality of escape grooves 3117 are provided along the circumferential direction of the outer side wall of the fixed shaft holder 311, part of the escape grooves 3117 are provided below the second connection holes 3113 in a one-to-one correspondence, and the remaining escape grooves 3117 are provided below the plurality of positioning holes 3114 in a one-to-one correspondence. Adopt foretell dodge groove 3117, set up in the dodge groove 3117 of the below of second connecting hole 3113, for the installation reservation space of fastener, set up the dodge groove 3117 of the below of locating hole 3114, for the installation reservation space of reference column 3124, make things convenient for the equipment of tooth section of thick bamboo 312 and dead axle seat 311.

As shown in fig. 1, the sealing assembly 40 further includes a third sealing ring 45 and a third bearing 46, an inner ring of the third sealing ring 45 and an inner ring of the third bearing 46 are both sleeved on the outer side wall of the rotating shaft 21, and an outer ring of the third sealing ring 45 and an outer ring of the third bearing 46 are both attached to the hole wall of the shaft hole 13. By arranging the third seal ring 45 and the third bearing 46 between the rotating shaft 21 and the shaft hole 13, the gap between the rotating shaft 21 and the shaft hole 13 can be sealed, the sealing effect on the transmission structure is improved, and the rotating shaft 21 is ensured to rotate smoothly relative to the shaft hole 13.

As shown in fig. 2, the inner ring of the first seal ring 41 has a first lip and a second lip located below the first lip, the inner ring of the first seal ring 41 is attached to the outer side wall of the transmission shaft 12 through the first lip and the second lip, and the first lip and the second lip seal together, so that the sealing effect at the inner ring of the first seal ring 41 can be further improved. The inner ring of the second sealing ring 42 is provided with a third lip edge and a fourth lip edge positioned below the third lip edge, the inner ring of the second sealing ring 42 is attached to the outer side wall of the fixed shaft seat 311 through the third lip edge and the fourth lip edge, the third lip edge and the fourth lip edge are sealed together, and the sealing effect at the inner ring of the second sealing ring 42 can be further improved. In this embodiment, the first seal ring 41, the second seal ring 42 and the third seal ring 45 are all made of teflon.

As shown in fig. 1, the transmission shaft 12 has an avoiding hole 121, the rotation shaft 21 penetrates through the avoiding hole 121, the stirring assembly further includes a fourth bearing 60, an inner ring of the fourth bearing 60 is sleeved on an outer side wall of the rotation shaft 21, and an outer ring of the fourth bearing 60 is attached to a hole wall of the avoiding hole 121. By adopting the above structure, the fourth bearing 60 is arranged between the avoiding hole 121 and the rotating shaft 21, so that the rotating shaft 21 can rotate smoothly relative to the avoiding hole 121, the stability of the axis of rotation in the horizontal direction of the rotating shaft 21 is improved, and the rotating axis is the common axis of the avoiding hole 121 and the shaft hole 13.

As shown in fig. 1, the moving gear 32 is located on the side of the transmission shaft 12 away from the shaft hole 13. Adopt above-mentioned arrangement, can realize on the direction from top to bottom, when the rotation direction of rotary drum 10 is clockwise, keep away from the one end in shaft hole 13 in the direction of the one end that is close to shaft hole 13 at pivot 21, the rotation direction of pivot 21 is anticlockwise, on the direction from top to bottom, when the rotation direction of rotary drum 10 is anticlockwise, keep away from the one end in shaft hole 13 in the direction of the one end that is close to shaft hole 13 at pivot 21, the rotation direction of pivot 21 is clockwise, the rotation direction of stirring leaf 20 is contrary (clockwise/anticlockwise) with the rotation direction of rotary drum 10 promptly, make stirring leaf 20 turn-up food more easily, food is more at the culinary art intracavity upset action, food thermally equivalent, can further promote the three-dimensional stirring effect of stirring subassembly to food. Moreover, by adopting the structure, the torque transmitted by the movable gear 32 can be improved, and the stirring performance is further improved.

As shown in fig. 6, the lower end of the fixed shaft holder 311 has a rotation stop hole 3116. Be provided with on the interior pot and spline the boss, spline the boss and stretch into in the hole 3116 that splines, spline the boss and form the structure 80 that splines jointly with the hole 3116 that splines, can realize that fixed gear 31 compares in interior pot rigid to make things convenient for the dismouting, the maintenance and the change demand of stirring subassembly.

As shown in fig. 1 and 3, the drum 10 is further provided with a fixed blade 16 on the outer side wall, and the height of the fixed blade 16 is lower than that of the stirring blade 20. When the drum 10 rotates, the fixed blade 16 revolves around the vertical axis of the drum 10 along with the drum 10, thereby stirring the bottom food and improving the stirring performance.

As shown in fig. 1, 3 and 7, a handle 17 is disposed on the outer top wall of the upper seat 14. When carrying out dismouting, maintenance or change stirring subassembly, owing to be provided with handle 17 on the outer roof of upper base body 14, avoid user and blade contact, improve stirring subassembly's safety in utilization.

In another embodiment, the present invention provides a cooking appliance comprising an inner pan having a driving member, and a stirring assembly 70 disposed in the inner pan, the driving member being in driving connection with a driving shaft 12 of the stirring assembly 70, the stirring assembly 70 being the above-mentioned stirring assembly.

Therefore, the cooking utensil can also stir food in a three-dimensional manner by using the blades 22, so that the stirring effect is improved. In addition, the first sealing ring 41 is used for sealing the gap between the hole wall of the through hole 33 and the outer side wall of the transmission shaft 12, the second sealing ring 42 is used for sealing the gap between the cavity wall of the mounting cavity 11 and the outer side wall of the fixed shaft seat 311, and therefore food in the cooking cavity cannot enter the stirring assembly.

Wherein, this cooking utensil still includes the base, and interior pot setting is on the base, and the driving piece setting is in the base, and the drive shaft of driving piece wears to locate interior pot and is connected with transmission shaft 12.

In this embodiment, the cooking utensil further comprises a cover body, and the cover body is arranged on the inner pot in an openable and closable manner. The cooking cavity of the inner pot is sealed by the cover body.

Wherein, the cooking utensil comprises an air fryer or an electric cooker or an electric pressure cooker or a multifunctional heating pot with the functions of baking, cooking and cooking.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

For ease of description, spatially relative terms such as "over 8230 \ 8230;,"' over 8230;, \8230; upper surface "," above ", etc. may be used herein to describe the spatial relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; 'above" may include both orientations "at 8230; \8230;' above 8230; 'at 8230;' below 8230;" above ". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (12)

1. The utility model provides a stirring subassembly, sets up in interior pot, its characterized in that, the stirring subassembly includes:

a rotating drum (10) rotatably arranged in the inner pan around a vertical axis of the rotating drum, wherein the rotating drum (10) is provided with a mounting cavity (11), and a transmission shaft (12) extending downwards is arranged on the top wall of the rotating drum (10);

the stirring blade (20) comprises a rotating shaft (21) and blades (22) arranged on the rotating shaft (21), a shaft hole (13) penetrates through the side wall of the rotating drum (10), and the rotating shaft (21) is rotatably arranged in the shaft hole (13) in a penetrating manner;

the gear set (30) is located in the installation cavity (11), the gear set (30) comprises a fixed gear (31) and a movable gear (32), the fixed gear (31) comprises a fixed shaft seat (311) and a gear cylinder (312) arranged on the fixed shaft seat (311), a rotation stopping structure (80) is arranged between the fixed shaft seat (311) and the inner pot, a horizontally-arranged gear ring (3121) is arranged on the upper end face of the gear cylinder (312), the movable gear (32) is arranged on the rotating shaft (21) and meshed with the gear ring (3121), the fixed gear (31) is provided with a through hole (33) vertically penetrating through the fixed shaft seat (311) and the gear cylinder (312), and the transmission shaft (12) penetrates through the through hole (33);

seal assembly (40), including first sealing washer (41), the outer lane of first sealing washer (41) with the pore wall of through-hole (33) is laminated mutually, the inner circle of first sealing washer (41) with the outside wall of transmission shaft (12) is laminated mutually.

2. The stirring assembly according to claim 1, characterized in that the sealing assembly (40) further comprises a second sealing ring (42), the outer ring of the second sealing ring (42) is attached to the wall of the installation cavity (11), and the inner ring of the second sealing ring (42) is attached to the outer wall of the fixed shaft seat (311).

3. The stirring assembly according to claim 1, wherein the sealing assembly (40) further comprises a first bearing (43), an inner ring of the first bearing (43) is sleeved on an outer side wall of the transmission shaft (12), and an outer ring of the first bearing (43) is disposed corresponding to a hole wall of the through hole (33).

4. The stirring assembly according to claim 2, wherein the sealing assembly (40) further comprises a second bearing (44), an inner ring of the second bearing (44) is sleeved on an outer side wall of the fixed shaft seat (311), and an outer ring of the second bearing (44) is arranged corresponding to a wall of the mounting cavity (11).

5. The stirring assembly according to claim 3, wherein the through hole (33) comprises a first through hole (331) penetrating through the shaft fixing seat (311) and a second through hole (332) penetrating through the gear cylinder (312), a first limit boss (3311) is disposed on a hole wall of the first through hole (331), a lower end of the first seal ring (41) abuts against an upper surface of the first limit boss (3311), a lower end of the first bearing (43) abuts against an upper end of the first seal ring (41), and a lower end of the gear cylinder (312) extends into the first through hole (331) and abuts against an upper end of the first bearing (43).

6. The stirring assembly according to claim 4, wherein the rotating drum (10) comprises an upper seat body (14) and a lower seat body (15) connected to a lower end of the upper seat body (14), the mounting cavity (11) is provided on the upper seat body (14), the transmission shaft (12) is provided on a top wall of the upper seat body (14), the shaft hole (13) is provided on a side wall of the upper seat body (14), and a lower end of the fixed gear (31) extends into the lower seat body (15).

7. The stirring assembly according to claim 6, wherein a second limiting boss (3111) is disposed on an outer side wall of the fixed shaft seat (311), a lower end of the second sealing ring (42) abuts against an upper surface of the lower seat body (15), an upper end of the second sealing ring (42) abuts against a lower end of the second bearing (44), and the second limiting boss (3111) is overlapped on an upper end of the second bearing (44).

8. The stirring assembly according to any one of claims 1 to 7,

the gear cylinder (312) includes a first connection plate (3122) and a first cylinder (3125) connected to each other, the first cylinder (3125) is located below the first connection plate (3122), and the gear ring (3121) is provided on an upper surface of the first connection plate (3122);

the fixed shaft seat (311) comprises a second connecting plate (3112) and a second cylinder body (3115) which are connected with each other, the second cylinder body (3115) is located below the second connecting plate (3112), the first cylinder body (3125) penetrates through the second cylinder body (3115), and the first connecting plate (3122) is located above the second connecting plate (3112) and is connected with the second connecting plate (3112).

9. The stirring assembly of claim 8,

the first connection plate (3122) having a first connection hole (3123), the second connection plate (3112) having a second connection hole (3113) disposed corresponding to the first connection hole (3123), fasteners being connected with the first connection hole (3123) and the second connection hole (3113), respectively; and/or the presence of a gas in the gas,

the lower surface of first connecting plate (3122) is provided with reference column (3124), second connecting plate (3112) is provided with locating hole (3114), reference column (3124) wear to locate reference hole (3114).

10. The stirring assembly according to any one of claims 1 to 7, wherein the sealing assembly (40) further comprises a third sealing ring (45) and a third bearing (46), wherein an inner ring of the third sealing ring (45) and an inner ring of the third bearing (46) are both sleeved on an outer side wall of the rotating shaft (21), and an outer ring of the third sealing ring (45) and an outer ring of the third bearing (46) are both attached to a hole wall of the shaft hole (13).

11. The stirring assembly according to any one of claims 1 to 7,

the transmission shaft (12) is provided with an avoiding hole (121), the rotating shaft (21) penetrates through the avoiding hole (121), the stirring assembly further comprises a fourth bearing (60), an inner ring of the fourth bearing (60) is sleeved on the outer side wall of the rotating shaft (21), and an outer ring of the fourth bearing (60) is attached to the hole wall of the avoiding hole (121);

the moving gear (32) is positioned on one side of the transmission shaft (12) far away from the shaft hole (13);

the lower end of the fixed shaft seat (311) is provided with a rotation stopping hole (3116);

the outer side wall of the rotary drum (10) is also provided with a fixed blade (16), and the height of the fixed blade (16) is lower than that of the stirring blade (20).

12. A cooking appliance, characterized in that it comprises:

an inner pan having a driving member;

a stirring assembly (70) disposed in the inner pan, the driving member being in driving connection with a transmission shaft (12) of the stirring assembly (70), the stirring assembly (70) being as claimed in any one of claims 1 to 11.

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