CN218338223U - Upper cover and cooking utensil with same - Google Patents

Abstract

The utility model provides an upper cover and have its cooking utensil, this upper cover includes: the cover body is provided with a driving shaft, and the driving shaft can be rotatably arranged on the cover body in a penetrating way around the vertical axis of the driving shaft; the planetary gear set comprises a gear box and a gear set arranged in the gear box, the gear box is rotatably connected with the cover body around the vertical axis of the gear box and is positioned below the cover body, and the driving shaft extends into the gear box and drives the gear box to rotate through the gear set; the stirring leaf, including first blade and second blade, first blade is fixed to be set up on the lateral wall of gear box, and the second blade is located the below of gear box, and the drive shaft can drive the second blade and rotate, and the axis of rotation of first blade is the same with the axis of rotation of second blade, and the rotation direction of first blade is opposite with the direction of rotation of second blade. Through the technical scheme that this application provided, can solve the poor problem of stirring effect of the stirring subassembly among the correlation technique.

Description

Upper cover and cooking utensil with same

Technical Field

The utility model relates to a small household appliances technical field particularly, relates to an upper cover and have its cooking utensil.

Background

The upper cover includes the lid and sets up the stirring subassembly on the lid, covers the upper cover on the pot body for the stirring subassembly stretches into the culinary art intracavity of the pot body, utilizes the edible material of stirring subassembly stirring culinary art intracavity, in order to reach the stir-fry effect of turning over of edible material culinary art.

In the related art, the stirring assembly includes a driving member and a stirring blade, and during the cooking process, the stirring blade is driven by the driving member to rotate in the cooking cavity so as to stir and fry the food uniformly.

However, in the related art, the food materials are easily piled up, and the stirring effect of the stirring assembly is affected.

SUMMERY OF THE UTILITY MODEL

The utility model provides an upper cover and have its cooking utensil to solve the poor problem of stirring effect of the stirring subassembly among the correlation technique.

According to an aspect of the utility model, a upper cover is provided, and the upper cover includes: the cover body is provided with a driving shaft, and the driving shaft can be rotatably arranged on the cover body in a penetrating way around the vertical axis of the driving shaft; the planetary gear set comprises a gear box and a gear set arranged in the gear box, the gear box is rotatably connected with the cover body around the vertical axis of the gear box and is positioned below the cover body, and the driving shaft extends into the gear box and drives the gear box to rotate through the gear set; stirring leaf, including first blade and second blade, first blade is fixed to be set up on the lateral wall of gear box, and the second blade is located the below of gear box, and the drive shaft can drive the second blade and rotate, and the axis of rotation of first blade is the same with the axis of rotation of second blade, and the direction of rotation of first blade is opposite with the direction of rotation of second blade.

Use the technical scheme of the utility model, upper cover include lid, planetary gear set and stirring leaf, rotate around the axis of drive shaft through drive shaft drive gear set and second blade, and the gear train is connected with the gear box drive, because the fixed first blade that is provided with on the lateral wall of gear box, when the gear box rotates, can utilize first blade and second blade to turn over the stir-fry to the edible material of the internal pot in the week of the pot body respectively. And because the rotation direction of first blade is opposite with the rotation direction of second blade for when the second blade turns over the edible material of frying to the internal pot, can utilize first blade to turn over the edible material of frying to the internal pot in the opposite direction. That is to say, utilize first blade and second blade can turn over the edible material of the internal pot and stir-fry clockwise when carrying out the stir-fry, and then form the effect of two-way stirring, under the cooperation of first blade and second blade for the edible material of the internal pot can obtain more even stirring, thereby can promote the stirring effect of stirring subassembly to food. And, because the gear train sets up in the gear box, when edible material in first blade and the second blade agitated kettle body, can avoid eating material or hot water juice and gear train contact, avoid the transmission trouble of gear train, improve planetary gear set's transmission reliability, life and safe in utilization. Consequently, utilize first blade and second blade to form the bidirectional stirring, can make the edible material in the pot form the stir-fry of turning over of similar convection current, so enough make edible material obtain intensive mixing, can avoid producing the accumulational problem of food on first blade and the second blade again, can guarantee that the food in the pot is in the state by even stirring all the time, promotes the culinary art effect.

Further, the gear set comprises a sun gear, a planet gear and a gear ring, the driving shaft is in driving connection with the sun gear so as to drive the sun gear to rotate around the vertical axis of the driving shaft, the planet gear is rotatably arranged in the gear box around the vertical axis of the planet gear, the gear ring is connected with the inner side wall of the gear box, one side of the planet gear is meshed with the outer teeth of the sun gear, and the other side of the planet gear is meshed with the inner teeth of the gear ring. The driving shaft drives the sun gear to rotate around the vertical axis of the driving shaft, the rotation direction of the sun gear is the same as that of the driving shaft, the sun gear drives the planetary gears to rotate around the vertical axis by utilizing the external meshing action, the rotation direction of the sun gear is opposite to that of the planetary gears, the planetary gears drive the gear ring to rotate around the vertical axis by utilizing the internal meshing action, the rotation direction of the gear ring is the same as that of the planetary gears, and the gear ring is connected with the inner side wall of the gear box, so that the rotation direction of the driving shaft is opposite to that of the gear box, namely the rotation direction of the first blade is opposite to that of the second blade. Therefore, the food materials in the pot body can be stir-fried anticlockwise while being stir-fried clockwise by the aid of the first blades and the second blades, and accordingly a bidirectional stirring effect is achieved.

Further, the gear set also comprises a planet carrier, the planet carrier is positioned below the cover body and is fixedly connected with the cover body, the planet gear is rotatably arranged on the planet carrier around the vertical axis of the planet carrier, and the gear ring is connected with the inner side wall of the gear box and is rotatably overlapped on the planet carrier. Because the planet support is fixedly connected with the cover body, the gear ring is connected with the inner side wall of the gear box and is rotatably overlapped on the planet support, so that the gear box is indirectly connected with the cover body through the planet support and the gear ring in the vertical direction, and the gear box can rotate relative to the cover body around the vertical axis of the gear box. Because the ring gear is lapped on the planet carrier, the planet gear is rotationally arranged on the planet carrier around the vertical axis of the planet gear, when the ring gear rotates around the axis of the ring gear relative to the cover body, the ring gear is prevented from moving relative to the planet carrier along the axis of the ring gear, the position fixation of the ring gear and the planet gear relative to the planet carrier is realized, and therefore the meshing of the planet gear and the ring gear is reliable, the transmission of the planet gear is reliable, and the transmission reliability of the stirring assembly is further improved.

Furthermore, a limiting boss extending along the circumferential direction of the outer side wall of the sun gear is arranged on the outer side wall of the sun gear, the sun gear penetrates through the planet support and is rotatably erected on the planet support through the limiting boss, the lower end of the driving shaft is in driving connection with the upper end of the sun gear, and the lower end of the sun gear is in driving connection with the second blade so that the driving shaft drives the second blade to rotate through the sun gear. Because the lower extreme of drive shaft is connected with the upper end drive of sun gear for the sun gear rotates for the lid around its self axis, and because the spacing boss of sun gear sets up on the planet carrier, avoid sun gear to remove for the planet carrier along its axis, realize that sun gear and planet gear are for the fixed position of planet carrier, thereby make the meshing of planet gear and sun gear reliable, make planetary gear set's transmission reliable, and then promote stirring assembly's transmission reliability.

Furthermore, the gear set also comprises a planetary gear shaft, the planetary gear shaft is fixedly connected with the planetary support or fixedly connected with the cover body, the planetary gear is rotatably sleeved on the planetary gear shaft, the planetary gear is sleeved on the planetary gear shaft, and the planetary gear shaft is fixedly connected with the planetary support or fixedly connected with the cover body; and/or the gear set comprises two planetary gears which are arranged at intervals along the circumferential direction of the sun gear. By adopting the structure, the two planetary gears are arranged at intervals along the circumferential direction of the sun gear and are respectively meshed with the same gear ring, so that the two planetary gears drive the gear ring to rotate together, the acting force shared by each planetary gear is reduced, and when the planetary gears rotate at low speed, the driving force received by the gear ring is balanced, the motion stability of the gear ring is improved, and the transmission reliability of the planetary gear set is improved.

Further, the lid includes the pot cover and can dismantle the support of being connected with the pot cover, and the support is located the below of pot cover, and the drive shaft rotationally wears to establish on the support, gear box and support rotatable coupling. Because the lid includes the pot cover and can dismantle the support of being connected with the pot cover, after the culinary art is finished, conveniently become pot cover and support with the lid split, reduce the washing dead angle of lid, be convenient for wash the lid, improve the washing experience and the efficiency of lid.

Furthermore, the support is provided with a mounting lug which protrudes downwards from the lower surface of the support, and the upper end of the gear box is sleeved on the outer side of the mounting lug. In the process of installing the gear box on the support, through establishing the upper end cover of gear box in the outside of installation lug, utilize the positioning action of installation lug to the gear box, play the effect of quick installation, and at the gear box for lid pivoted in-process, utilize the limiting displacement of installation lug to the gear box, avoid the gear box to remove for the lid in the horizontal direction, thereby guarantee that ring gear and planetary gear are definite at the ascending relative position of horizontal direction, make the meshing of planetary gear and ring gear reliable, make planetary gear's transmission reliable, and then promote stirring assembly's transmission reliability.

Further, the gear box comprises a first box body and a second box body which are detachably connected, and the gear set is arranged in a cavity defined by the first box body and the second box body. Through setting up the gear train in the cavity that first box and second box enclose jointly, at the stirring in-process, can avoid eating material or hot water juice and gear train contact, avoid the transmission trouble of gear train, improve planetary gear set's transmission reliability, life and safe in utilization. And, because first box and second box can dismantle the connection, be convenient for install the gear train in the cavity of gear box to when the gear train broke down, through dismantling first box and second box, be convenient for maintain or change the gear train.

Furthermore, the first box body is positioned above the second box body, the upper end of the first box body is rotatably connected with the cover body, the lower end of the first box body is connected with the upper end of the second box body, and the first box body and the second box body synchronously move when the gear box rotates around the axis of the gear box relative to the cover body by connecting the lower end of the first box body with the upper end of the second box body; the first blade sets up on the lateral wall of first box, and the second blade includes the connecting axle and the stirring piece of being connected with the lower extreme of connecting axle, and the second box is rotationally worn to locate by the upper end of connecting axle. Adopt above-mentioned structure for first blade and second blade have the interval in the footpath of lid, at first blade and the different in-process of rotating of second blade, avoid first blade and second blade to take place to disturb, guarantee the normal use of stirring leaf.

Furthermore, the first box body is positioned above the second box body, the upper end of the second box body is provided with an annular connecting plate extending along the circumferential direction of the second box body, the outer side wall of the annular connecting plate is provided with first key teeth, the inner side wall of the first box body is provided with a first key groove, the annular connecting plate extends into the first box body, the outer side wall of the annular connecting plate is attached to the inner side wall of the first box body, the first key teeth are inserted into the first key grooves, in the process of assembling the first box body and the second box body, the first key teeth are inserted into the first key grooves, so that the installation position of the first box body relative to the second box body in the circumferential direction is determined, the first box body and the second box body are quickly installed and positioned, and the assembling efficiency of the gear box is improved; the inside wall of annular connecting plate is provided with the second key tooth, and the lateral wall of ring gear is provided with the second keyway, and the lateral wall of ring gear is laminated with the inside wall of annular connecting plate mutually, and the second key tooth is inserted and is established in the second keyway. In the process of assembling the gear ring and the second box body, the second key teeth are inserted into the second key grooves, so that the installation position of the gear ring relative to the second box body in the circumferential direction is ensured, the gear ring and the second box body are quickly installed and positioned, and the assembling efficiency is improved.

According to another aspect of the present invention, there is provided a cooking appliance, the cooking appliance including: a pan body; the upper cover can be covered on the pot body in an opening and closing way, the stirring blade of the upper cover can rotationally extend into the pot body, and the upper cover is the upper cover provided above. Therefore, the cooking utensil that this embodiment provided can utilize first blade and second blade to form the bidirectional stirring equally, can make the internal edible material of pot form the stir-fry that turns over of similar convection current, so enough make edible material obtain intensive mixing, can avoid pot body bottom to produce the accumulational problem of food again, can guarantee that the internal food of pot is in the state by even stirring all the time, promotes the culinary art effect.

Furthermore, the pot body is provided with a driving piece and a transmission assembly, and the driving piece drives the driving shaft of the upper cover to rotate through the transmission assembly. When the driving part operates, the driving part drives the driving shaft to rotate through the transmission assembly so as to drive the first blade and the second blade to rotate, and a power source is provided for stirring of the first blade and the second blade.

Further, the transmission assembly comprises an active transmission wheel, a passive transmission wheel and a transmission belt, the driving part comprises a motor, the active transmission wheel is arranged on a motor shaft of the motor, the passive transmission wheel is arranged on the driving shaft, the transmission belt is sleeved on the active transmission wheel and the passive transmission wheel, and by adopting the transmission assembly, the output torque of the motor is transmitted to the driving shaft through belt transmission, so that the transmission assembly is convenient to adapt to an environment that the driving shaft and the motor shaft are arranged in parallel and the distance between the motor shaft and the driving shaft is larger, the motor is convenient to be laterally arranged on one side of the pot body, and the overall height of the cooking utensil is reduced on the premise that other structures are not changed; and/or the pot body comprises a base, a container and a motor box, the container is arranged on the base, the upper cover can be covered on the container in an opening and closing manner, the motor box is positioned at the rear sides of the base and the container, a heating piece for heating the container is arranged in the base, and the driving piece is arranged in the motor box. Utilize the piece that generates heat to the container heating to the stirring effect that combines the stirring leaf reaches the culinary art effect to the edible material in the container, through setting up the driving piece in the motor box, avoids the driving piece impaired in the use, improves cooking utensil's life.

Drawings

The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and do not constitute a limitation on the scope of the invention. In the drawings:

fig. 1 shows an exploded view of an upper cover according to an embodiment of the present invention;

FIG. 2 shows a partial enlarged view at A in FIG. 1;

fig. 3 is a sectional view of a planetary gear set of an upper cover according to an embodiment of the present invention;

fig. 4 shows a schematic structural diagram of a cooking appliance provided by a third embodiment of the present invention;

fig. 5 is a sectional view of a cooking appliance according to a third embodiment of the present invention;

FIG. 6 shows a partial enlarged view at B in FIG. 5;

fig. 7 shows a schematic structural diagram of the first box body of the upper cover according to the first embodiment of the present invention;

fig. 8 is a schematic structural diagram of a second box of the upper cover according to an embodiment of the present invention;

fig. 9 is a schematic structural diagram illustrating a gear ring of an upper cover according to an embodiment of the present invention;

fig. 10 is a schematic structural diagram of a sun gear of an upper cover according to an embodiment of the present invention;

fig. 11 is a schematic structural diagram illustrating another view angle of the sun gear of the upper cover according to an embodiment of the present invention;

fig. 12 is a schematic structural diagram of a second blade of the upper cover according to an embodiment of the present invention;

fig. 13 is a schematic structural diagram of a planet carrier of an upper cover according to an embodiment of the present invention;

fig. 14 is a schematic structural diagram illustrating a driving shaft of an upper cover according to an embodiment of the present invention;

fig. 15 shows a cross-sectional view of the upper cover according to the second embodiment of the present invention.

Wherein the figures include the following reference numerals:

10. a cover body; 11. a drive shaft; 12. a pot cover; 13. a support; 131. mounting a bump; 1311. a drive shaft hole; 1312. a planetary wheel axle hole; 1313. a screw hole;

20. a planetary gear set; 21. a gear case; 211. a first case; 2111. a first key groove; 212. a second case; 2121. an annular connecting plate; 2122. a first key tooth; 2123. a second key tooth; 22. a gear set; 221. a sun gear; 2211. a limiting boss; 222. a planetary gear; 223. a ring gear; 2231. a second keyway; 224. a planet carrier; 225. a planetary wheel shaft; 226. a fastener;

30. stirring blades; 31. a first blade; 311. anti-collision teeth; 32. a second blade; 321. a connecting shaft; 322. a stirring sheet;

41. a pan body; 411. a drive member; 4111. a motor; 412. a transmission assembly; 4121. an active transmission wheel; 4122. a passive transmission wheel; 4123. a transmission belt; 413. a base; 4131. a heat generating member; 414. a container; 415. a motor box; 42. and (7) covering.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 to 14, the first embodiment of the present invention provides an upper cover, this upper cover includes a cover body 10, a planetary gear set 20 and a stirring blade 30, the cover body 10 has a driving shaft 11, the driving shaft 11 is rotatably disposed on the cover body 10 around its vertical axis, the planetary gear set 20 includes a gear box 21 and a gear set 22 disposed in the gear box 21, the gear box 21 is rotatably connected with the cover body 10 and located below the cover body 10 around its vertical axis, the driving shaft 11 extends into the gear box 21 and drives the gear box 21 to rotate through the gear set 22, the stirring blade 30 includes a first blade 31 and a second blade 32, the first blade 31 is fixedly disposed on the outer side wall of the gear box 21, the second blade 32 is located below the gear box 21, the driving shaft 11 can drive the second blade 32 to rotate, the rotation axis of the first blade 31 is the same as the rotation axis of the second blade 32, and the rotation direction of the first blade 31 is opposite to the rotation direction of the second blade 32.

Use the upper cover that this embodiment provided, this upper cover includes lid 10, planetary gear set 20 and stirring leaf 30, rotates around the axis of drive shaft 11 through 11 drive gear groups of drive shaft 22 and second blade 32, and gear group 22 is connected with the drive of gear box 21, because fixed being provided with first blade 31 on the lateral wall of gear box 21, when gear box 21 rotated, can utilize first blade 31 and second blade 32 respectively to turn over the stir-fry to the edible material in the pot body on the circumference of the pot body. In addition, since the rotating direction of the first blade 31 is opposite to the rotating direction of the second blade 32, when the second blade 32 fries the food material in the pot body, the food material in the pot body can be fried in the reverse direction by the first blade 31. That is to say, utilize first blade 31 and second blade 32 can turn over the edible material in the pot body clockwise and stir when stir-frying and carry out anticlockwise and turn over the stir-fry, and then form the effect of two-way stirring, under the cooperation of first blade 31 and second blade 32 for the edible material in the pot body can obtain more even stirring, thereby can promote the stirring effect of stirring subassembly to food. Moreover, as the gear set 22 is arranged in the gear box 21, when the food materials in the mixing pot bodies of the first blade 31 and the second blade 32 are mixed, the contact between the food materials or the soup and the gear set 22 can be avoided, the transmission failure of the gear set 22 is avoided, and the transmission reliability, the service life and the use safety of the planetary gear set 20 are improved. Consequently, utilize first blade 31 and second blade 32 to form two-way stirring, can make the internal edible material of pot form the stir-fry that turns over of similar convection current, so enough make edible material obtain intensive mixing, can avoid pot body bottom to produce the accumulational problem of food again, can guarantee that the internal food of pot is in the state by even stirring all the time, promote the culinary art effect.

Wherein, compare in the outstanding structure in the center of the pot body trompil or the pot body, this embodiment is through all setting up drive shaft 11, planetary gear set 20 and stirring leaf 30 on lid 10 for the structural integrity of the pot body is convenient for wash the pot body, improves user's use and experiences.

Specifically, the driving shaft 11 can drive the second blade 32 to rotate, that is, the driving shaft 11 is inserted into the sun gear and is in driving connection with the second blade 32, so that the driving shaft 11 directly drives the second blade 32, or the driving shaft 11 is in driving connection with the sun gear, and the sun gear is in driving connection with the second blade 32, so that the driving shaft 11 indirectly drives the second blade 32 through the sun gear, or the driving shaft 11 and the sun gear move synchronously, and both the driving shaft 11 and the sun gear are in driving connection with the second blade 32.

As shown in fig. 1, the gear set 22 includes a sun gear 221, planet gears 222, and a ring gear 223, the driving shaft 11 is drivingly connected to the sun gear 221 to drive the sun gear 221 to rotate about its vertical axis, the planet gears 222 are rotatably disposed in the gear box 21 about their vertical axes, the ring gear 223 is connected to an inner side wall of the gear box 21, one side of the planet gears 222 is engaged with outer teeth of the sun gear 221, and the other side of the planet gears 222 is engaged with inner teeth of the ring gear 223. The sun gear 221 is driven to rotate around the vertical axis thereof by the drive shaft 11, and the rotation direction of the sun gear 221 is the same as that of the drive shaft 11, the planet gears 222 are driven to rotate around the vertical axis thereof by the sun gear 221 through external meshing action, and the rotation direction of the sun gear 221 is opposite to that of the planet gears 222, the planet gears 222 are driven to rotate around the vertical axis thereof through internal meshing action, and the rotation direction of the ring gear 223 is the same as that of the planet gears 222, and since the ring gear 223 is connected with the inner side wall of the gear box 21, the rotation direction of the drive shaft 11 is opposite to that of the gear box 21, that is, the rotation direction of the first blade 31 is opposite to that of the second blade 32. Therefore, the food materials in the pot body can be stir-fried clockwise and simultaneously stir-fried anticlockwise by the first blade 31 and the second blade 32, and a bidirectional stirring effect is further formed.

The sun gear 221 may be integrally formed with the driving shaft 11, and the ring gear 223 may be integrally formed with the gear housing 21, so as to improve the assembly efficiency of the planetary gear set 20, and ensure that the sun gear 221 and the driving shaft 11 rotate synchronously, and the ring gear 223 and the gear housing 21 rotate synchronously.

As shown in fig. 1, the gear set 22 further includes a planet carrier 224, the planet carrier 224 is located below the cover 10 and fixedly connected with the cover 10, the planet gears 222 are rotatably arranged on the planet carrier 224 around the vertical axes thereof, and the ring gear 223 is connected with the inner side wall of the gear box 21 and rotatably overlapped on the planet carrier 224. Since the planet carrier 224 is fixedly connected with the cover 10, the ring gear 223 is connected with the inner side wall of the gear box 21 and rotatably overlaps the planet carrier 224, so that the gear box 21 is indirectly connected with the cover 10 in the vertical direction through the planet carrier 224 and the ring gear 223, and the gear box 21 is rotatable relative to the cover 10 about the vertical axis thereof. Because the ring gear 223 is erected on the planet carrier 224, and the planet gear 222 is rotatably arranged on the planet carrier 224 around the vertical axis thereof, when the ring gear 223 rotates around the axis thereof relative to the cover 10, the ring gear 223 is prevented from moving relative to the planet carrier 224 along the axis thereof, and the position fixing of the ring gear 223 and the planet gear 222 relative to the planet carrier 224 is realized, so that the meshing of the planet gear 222 and the ring gear 223 is reliable, the transmission of the planetary gear set 20 is reliable, and the transmission reliability of the stirring assembly is further improved.

As shown in fig. 1, the gear set 22 further includes a fastener 226, and the fastener 226 is disposed through the planet carrier 224 and threadedly coupled with the cover 10, so that the connection between the planet carrier 224 and the cover 10 is reliable, the cost is low, the assembly efficiency is high, and the position of the planet carrier 224 relative to the cover 10 in the vertical direction is determined.

As shown in fig. 10 and 11, a limit boss 2211 extending along the circumferential direction is provided on the outer side wall of the sun gear 221, the sun gear 221 is inserted into the planetary carrier 224 and rotatably mounted on the planetary carrier 224 by the limit boss 2211, the lower end of the driving shaft 11 is drivingly connected to the upper end of the sun gear 221, and the lower end of the sun gear 221 is drivingly connected to the second blade 32, so that the driving shaft 11 drives the second blade 32 to rotate via the sun gear 221. Because the lower end of the driving shaft 11 is in driving connection with the upper end of the sun gear 221, the sun gear 221 rotates around its own axis relative to the cover 10, and because the limit boss 2211 of the sun gear 221 is overlapped on the planet carrier 224, the sun gear 221 is prevented from moving along its axis relative to the planet carrier 224, the position fixing of the sun gear 221 and the planet gear 222 relative to the planet carrier 224 is realized, the meshing of the planet gear 222 and the sun gear 221 is reliable, the transmission of the planet gear set 20 is reliable, and the transmission reliability of the stirring assembly is further improved.

As shown in fig. 1, the gear set 22 further includes a planetary shaft 225, the planetary shaft 225 is fixedly connected to the planetary carrier 224 or fixedly connected to the cover 10, and the planetary gear 222 is rotatably sleeved on the planetary shaft 225. Because the planetary gear 222 is sleeved on the planetary gear shaft 225, and the planetary gear shaft 225 is fixedly connected with the planetary carrier 224 or fixedly connected with the cover 10, in the rotation process of the planetary gear 222, the planetary gear 222 rotates around the axis of the planetary gear shaft 225, so that the rotation axis of the planetary gear 222 is determined, the engagement between the planetary gear 222 and the sun gear 221 is reliable, the engagement between the planetary gear 222 and the gear ring 223 is reliable, the transmission of the planetary gear set 20 is reliable, and the transmission reliability of the stirring assembly is further improved.

The planetary gear shaft 225 and the planet carrier 224 may be integrally formed, so as to improve the assembly efficiency of the planetary gear set 20 and ensure the reliable connection between the planetary gear shaft 225 and the planet carrier 224.

As shown in fig. 3, the gear set 22 includes two planetary gears 222, and the two planetary gears 222 are arranged at intervals in the circumferential direction of the sun gear 221. With the above structure, since the two planetary gears 222 are arranged at intervals along the circumferential direction of the sun gear 221, and the two planetary gears 222 are respectively engaged with the same ring gear 223, the two planetary gears 222 drive the ring gear 223 to rotate together, so as to reduce the acting force shared by each planetary gear 222, and when rotating at a low speed, the driving force applied to the ring gear 223 is balanced, so as to improve the motion stability of the ring gear 223, thereby improving the transmission reliability of the planetary gear set 20.

As shown in fig. 5, the cover 10 includes a lid 12 and a support 13 detachably connected to the lid 12, the support 13 is located below the lid 12, the driving shaft 11 is rotatably disposed through the support 13, and the gear box 21 is rotatably connected to the support 13. Because lid 10 includes pot cover 12 and can dismantle the support 13 of being connected with pot cover 12, after the culinary art was finished, conveniently become pot cover 12 and support 13 with the lid 10 split, reduce the washing dead angle of lid 10, be convenient for wash lid 10, improve the washing experience and the efficiency of lid 10.

Wherein, the support 13 can be integrally formed with the planet carrier 224 to improve the assembly efficiency of the upper cover and ensure the reliable connection between the support 13 and the planet carrier 224.

As shown in fig. 1, the bracket 13 has a mounting projection 131 downwardly projecting from a lower surface thereof, and an upper end of the gear housing 21 is fitted over an outer side of the mounting projection 131. In the process of installing the gear box 21 on the bracket 13, the upper end of the gear box 21 is sleeved on the outer side of the installation lug 131, the gear box 21 is positioned by the installation lug 131, so that the rapid installation effect is achieved, and in the process of rotating the gear box 21 relative to the cover body 10, the gear box 21 is prevented from moving relative to the cover body 10 in the horizontal direction by the limiting effect of the installation lug 131 on the gear box 21, so that the relative positions of the gear ring 223 and the planetary gear 222 in the horizontal direction are determined, the meshing between the planetary gear 222 and the gear ring 223 is reliable, the transmission of the planetary gear set 20 is reliable, and the transmission reliability of the stirring assembly is further improved.

As shown in fig. 2, the lower end of the mounting lug 131 is provided with a driving shaft hole 1311, a planetary shaft hole 1312 and a screw hole 1313, the driving shaft 11 is rotatably inserted into the driving shaft hole 1311, the planetary shaft 225 is inserted into the planetary shaft hole 1312, and the fastening member 226 is inserted into the planet carrier 224 and is screwed with the screw hole 1313.

As shown in fig. 1, the gear box 21 includes a first box 211 and a second box 212 that are detachably connected, and the gear set 22 is disposed in a cavity defined by the first box 211 and the second box 212. Through setting up gear train 22 in the cavity that first box 211 and second box 212 enclose jointly, at the stirring in-process, can avoid eating material or hot water juice and gear train 22 contact, avoid gear train 22's transmission trouble, improve planetary gear set 20's transmission reliability, life and safe in utilization. Also, since the first and second cases 211 and 212 are detachably coupled, it is convenient to install the gear set 22 into the cavity of the gear box 21, and in case of a failure of the gear set 22, it is convenient to repair or replace the gear set 22 by detaching the first and second cases 211 and 212.

As shown in fig. 1, the first casing 211 is positioned above the second casing 212, an upper end of the first casing 211 is rotatably coupled to the cover 10, and a lower end of the first casing 211 is coupled to an upper end of the second casing 212. By connecting the lower end of the first case 211 with the upper end of the second case 212, the first case 211 and the second case 212 are moved in synchronization when the gear case 21 rotates about its axis with respect to the cover 10.

In other embodiments, the first casing 211 and the second casing 212 may be disposed horizontally symmetrically with respect to the axis of the upper cover, the upper ends of the first casing 211 and the second casing 212 may be rotatably coupled to the cover 10, and a side of the first casing 211 facing the second casing 212 may be coupled to a side of the second casing 212 facing the first casing 211.

As shown in fig. 1, in the present embodiment, the first blade 31 is disposed on an outer sidewall of the first case 211, the second blade 32 includes a connecting shaft 321 and a stirring blade 322 connected to a lower end of the connecting shaft 321, and an upper end of the connecting shaft 321 is rotatably inserted into the second case 212. By adopting the structure, the first blade 31 and the second blade 32 are spaced in the radial direction of the cover body 10, and in the process that the first blade 31 and the second blade 32 rotate in different directions, the first blade 31 and the second blade 32 are prevented from interfering, and the normal use of the stirring blade 30 is ensured.

The first blade 31 may be integrally formed with the first case 211 to improve the assembly efficiency of the planetary gear set 20 and the first blade 31, and ensure that the first blade 31 and the first case 211 are reliably connected, so that the first blade 31 and the first case 211 rotate synchronously.

As shown in fig. 7 and 8, the first case 211 is located above the second case 212, the upper end of the second case 212 is provided with an annular connecting plate 2121 extending along the circumferential direction thereof, the outer side wall of the annular connecting plate 2121 is provided with a first key tooth 2122, the inner side wall of the first case 211 is provided with a first key slot 2111, the annular connecting plate 2121 extends into the first case 211, the outer side wall of the annular connecting plate 2121 is attached to the inner side wall of the first case 211, and the first key tooth 2122 is inserted into the first key slot 2111. In the process of assembling the first and second case bodies 211 and 212, the first key teeth 2122 are inserted into the first key grooves 2111 to determine the installation position of the first case body 211 relative to the second case body 212 in the circumferential direction, so that the first and second case bodies 211 and 212 are quickly installed and positioned, and the assembly efficiency of the gear box 21 is improved.

As shown in fig. 8 and 9, the inner side wall of the annular connecting plate 2121 is provided with second key teeth 2123, the outer side wall of the ring gear 223 is provided with second key grooves 2231, the outer side wall of the ring gear 223 is attached to the inner side wall of the annular connecting plate 2121, and the second key teeth 2123 are inserted into the second key grooves 2231. In assembling the ring gear 223 and the second case 212, by inserting the second key teeth 2123 into the second key grooves 2231 to determine the installation position of the ring gear 223 in the circumferential direction thereof with respect to the second case 212, the quick installation positioning of the ring gear 223 and the second case 212 is achieved, and the assembly efficiency is improved.

When the ring gear 223 rotates relative to the lid 10, the ring gear 223 drives the second casing 212 to rotate synchronously with respect to the lid 10 by the stopper action of the second key teeth 2123 on the second key grooves 2231, and the second casing 212 drives the first casing 211 to rotate synchronously with respect to the lid 10 by the stopper action of the first key teeth 2122 on the first key grooves 2111, so that the ring gear 223, the first casing 211, and the second casing 212 rotate synchronously.

It should be noted that the gear box 21 is rotatably connected to the cover 10 about its vertical axis, and has two embodiments:

in the first embodiment, the gear box 21 is directly connected to the cover body 10, a connecting cylinder is disposed on one side of the cover body 10 facing the gear box 21, a first annular boss is disposed on an outer side wall of the connecting cylinder, the driving shaft 11 penetrates through the connecting cylinder, a connecting hole is disposed on the gear box 21, a second annular boss is disposed on an inner wall of one end of the connecting hole facing the cover body 10, the second annular boss is rotatably sleeved on the connecting cylinder, and one side of the second annular boss far away from the cover body 10 abuts against one side of the first annular boss far away from the gear box 21, so that the gear box 21 is directly connected to the cover body 10 in the vertical direction, and the gear box 21 is rotatable around its vertical axis relative to the cover body 10;

in the second embodiment, the gear box 21 is indirectly connected to the cover body 10, a connecting cylinder is disposed on one side of the cover body 10 facing the gear box 21, the gear box 21 is rotatably sleeved on the connecting cylinder, the gear set further includes a planet carrier disposed in the gear box, the planet carrier is connected to one end of the connecting cylinder facing the gear box 21, an annular boss is disposed on an inner wall of the gear box 21, one side of the annular boss departing from the cover body 10 abuts against one side of the planet carrier facing the cover body 10, so that the gear box 21 is indirectly connected to the cover body 10 through the planet carrier in the vertical direction, and the gear box 21 is rotatable around its vertical axis relative to the cover body 10.

As shown in fig. 15, a second embodiment of the present invention provides an upper cover, and the second embodiment is different from the first embodiment in that the first blade 31 is disposed on an outer sidewall of the second case 212.

Specifically, in the second embodiment, the second blade 32 includes a connecting shaft 321 and a stirring blade 322 connected to a lower end of the connecting shaft 321, the upper end of the connecting shaft 321 rotatably penetrates through the second box 212, the first blade 31 is disposed on an outer side wall of the second box 212, one side of the first blade 31 close to a rotation axis thereof is provided with a collision-prevention tooth 311 extending downward, and in the process of the first blade 31 and the second blade 32 rotating in different directions, the first blade 31 and the second blade 32 have a gap in a radial direction of the cover 10, so that the first blade 31 and the second blade 32 are prevented from interfering with each other, and normal use of the stirring blade 30 is ensured.

The first blade 31 may be integrally formed with the second casing 212 to improve the assembly efficiency of the planetary gear set 20 and the first blade 31, and ensure that the first blade 31 is reliably connected with the second casing 212, so that the first blade 31 and the second casing 212 rotate synchronously.

As shown in fig. 4 and 5, a third embodiment of the present invention provides a cooking device, which comprises a pot body 41 and an upper cover 42, wherein the upper cover 42 can be covered on the pot body 41 in an openable manner, the stirring blade 30 of the upper cover 42 can be rotatably extended into the pot body 41, and the upper cover 42 is the above-mentioned upper cover. Therefore, the cooking utensil that this embodiment provided can utilize first blade 31 and second blade 32 to form two-way stirring equally, can make the internal edible material of pot form the stir-fry of turning over of similar convection current, so enough make edible material obtain the intensive mixing, can avoid pot body bottom to produce the accumulational problem of food again, can guarantee that the internal food of pot is in the state by the even stirring all the time, promotes the culinary art effect.

As shown in fig. 1 and 5, the pan body 41 is provided with a driving member 411 and a transmission assembly 412, and the driving member 411 drives the driving shaft 11 of the upper cover 42 to rotate through the transmission assembly 412. When the driving member 411 is operated, the driving member 411 drives the driving shaft 11 to rotate through the transmission assembly 412, so as to drive the first blade 31 and the second blade 32 to rotate, and provide a power source for the stirring of the first blade 31 and the second blade 32.

As shown in fig. 1, the transmission assembly 412 includes an active transmission wheel 4121, a passive transmission wheel 4122 and a transmission belt 4123, the driving member 411 includes a motor 4111, the active transmission wheel 4121 is disposed on a motor shaft of the motor 4111, the passive transmission wheel 4122 is disposed on the driving shaft 11, and the transmission belt 4123 is sleeved on the active transmission wheel 4121 and the passive transmission wheel 4122. Adopt foretell transmission assembly, through the belt drive with motor 4111's output torque transmit to drive shaft 11 on, be convenient for adapt to drive shaft 11 and motor shaft parallel arrangement and the great environment of motor shaft and 11 intervals of drive shaft to be convenient for put motor 4111 side in one side of pot 41, with under the unchangeable prerequisite of other structures, reduce cooking utensil's overall height.

As shown in fig. 4 and 5, the pan body 41 includes a base 413, a container 414, and a motor box 415, the container 414 is disposed on the base 413, the upper cover 42 is covered on the container 414 in an openable manner, the motor box 415 is disposed at the rear side of the base 413 and the container 414, a heating element 4131 for heating the container 414 is disposed in the base 413, and a driving element 411 is disposed in the motor box 415. Utilize the piece 4131 that generates heat to container 414 to combine the stirring effect of stirring leaf 30 to reach the culinary art effect to the edible material in the container 414, through setting driving piece 411 in motor box 415, avoid driving piece 411 impaired in the use, improve cooking utensil's life.

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 example 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.

Unless specifically stated otherwise, the relative arrangement of parts and steps, numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. 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 those 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 exemplary only and not as 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, it need not be discussed further in subsequent figures.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, 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 simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted 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 if not stated otherwise, the terms have no special meaning, 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 (13)

1. An upper cover, characterized in that the upper cover comprises:

the cover body (10) is provided with a driving shaft (11), and the driving shaft (11) is rotatably arranged on the cover body (10) in a penetrating way around the vertical axis of the driving shaft;

the planetary gear set (20) comprises a gear box (21) and a gear set (22) arranged in the gear box (21), the gear box (21) is rotatably connected with the cover body (10) around the vertical axis of the gear box and is positioned below the cover body (10), and the driving shaft (11) extends into the gear box (21) and drives the gear box (21) to rotate through the gear set (22);

stirring leaf (30), including first blade (31) and second blade (32), first blade (31) is fixed to be set up on the lateral wall of gear box (21), second blade (32) are located the below of gear box (21), drive shaft (11) can drive second blade (32) rotate, the axis of rotation of first blade (31) with the axis of rotation of second blade (32) is the same, just the direction of rotation of first blade (31) with the direction of rotation of second blade (32) is opposite.

2. The upper cover according to claim 1, characterized in that the gear set (22) comprises a sun gear (221), planet gears (222) and a ring gear (223), the drive shaft (11) is in driving connection with the sun gear (221) for driving the sun gear (221) to rotate around its vertical axis, the planet gears (222) are rotatably arranged in the gear box (21) around their vertical axis, the ring gear (223) is connected with the inner side wall of the gear box (21), one side of the planet gears (222) is engaged with the outer teeth of the sun gear (221), and the other side of the planet gears (222) is engaged with the inner teeth of the ring gear (223).

3. The upper cover according to claim 2, wherein the gear set (22) further comprises a planet carrier (224), the planet carrier (224) is positioned below the cover body (10) and is fixedly connected with the cover body (10), the planet gear (222) is rotatably arranged on the planet carrier (224) around the vertical axis thereof, and the ring gear (223) is connected with the inner side wall of the gear box (21) and is rotatably arranged on the planet carrier (224).

4. The upper cover according to claim 3, wherein a limit boss (2211) extending along a circumferential direction of the outer side wall of the sun gear (221) is provided, the sun gear (221) penetrates through the planet carrier (224) and is rotatably mounted on the planet carrier (224) through the limit boss (2211), a lower end of the driving shaft (11) is in driving connection with an upper end of the sun gear (221), and a lower end of the sun gear (221) is in driving connection with the second blade (32), so that the driving shaft (11) drives the second blade (32) to rotate through the sun gear (221).

5. The upper cover according to claim 3,

the gear set (22) further comprises a planetary gear shaft (225), the planetary gear shaft (225) is fixedly connected with the planetary carrier (224) or fixedly connected with the cover body (10), and the planetary gear (222) is rotatably sleeved on the planetary gear shaft (225); and/or the presence of a gas in the atmosphere,

the gear set (22) comprises two planetary gears (222), and the two planetary gears (222) are arranged at intervals along the circumferential direction of the sun gear (221).

6. The upper cover according to any one of claims 1 to 5, characterized in that the cover body (10) comprises a pot cover (12) and a bracket (13) detachably connected with the pot cover (12), the bracket (13) is positioned below the pot cover (12), the driving shaft (11) is rotatably arranged on the bracket (13), and the gear box (21) is rotatably connected with the bracket (13).

7. The upper cover according to claim 6, wherein the bracket (13) has a mounting projection (131) downwardly projecting from a lower surface thereof, and an upper end of the gear case (21) is fitted over an outer side of the mounting projection (131).

8. The upper cover according to any one of claims 2 to 5, wherein the gear box (21) comprises a first box body (211) and a second box body (212) which are detachably connected, and the gear set (22) is arranged in a cavity which is jointly enclosed by the first box body (211) and the second box body (212).

9. The overcap of claim 8,

the first box body (211) is positioned above the second box body (212), the upper end of the first box body (211) is rotatably connected with the cover body (10), and the lower end of the first box body (211) is connected with the upper end of the second box body (212);

the first blade (31) is arranged on the outer side wall of the first box body (211), the second blade (32) comprises a connecting shaft (321) and a stirring blade (322) connected with the lower end of the connecting shaft (321), and the upper end of the connecting shaft (321) is rotatably arranged in the second box body (212) in a penetrating mode.

10. The overcap of claim 8,

the first box body (211) is located above the second box body (212), an annular connecting plate (2121) extending along the circumferential direction of the second box body (212) is arranged at the upper end of the second box body (212), first key teeth (2122) are arranged on the outer side wall of the annular connecting plate (2121), first key grooves (2111) are formed in the inner side wall of the first box body (211), the annular connecting plate (2121) extends into the first box body (211), the outer side wall of the annular connecting plate (2121) is attached to the inner side wall of the first box body (211), and the first key teeth (2122) are inserted into the first key grooves (2111);

the inner side wall of the annular connecting plate (2121) is provided with second key teeth (2123), the outer side wall of the gear ring (223) is provided with a second key groove (2231), the outer side wall of the gear ring (223) is attached to the inner side wall of the annular connecting plate (2121), and the second key teeth (2123) are inserted into the second key groove (2231).

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

a pan body (41);

the upper cover (42) is covered on the pot body (41) in an openable and closable manner, the stirring blade (30) of the upper cover (42) can rotatably extend into the pot body (41), and the upper cover (42) is as defined in any one of claims 1 to 10.

12. The cooking appliance according to claim 11, wherein the pan body (41) is provided with a driving member (411) and a transmission assembly (412), the driving member (411) driving the driving shaft (11) of the upper cover (42) to rotate through the transmission assembly (412).

13. The cooking appliance of claim 12,

the transmission assembly (412) comprises an active transmission wheel (4121), a passive transmission wheel (4122) and a transmission belt (4123), the driving element (411) comprises a motor (4111), the active transmission wheel (4121) is arranged on a motor shaft of the motor (4111), the passive transmission wheel (4122) is arranged on the driving shaft (11), and the transmission belt (4123) is sleeved on the active transmission wheel (4121) and the passive transmission wheel (4122); and/or the presence of a gas in the gas,

the pot body (41) comprises a base (413), a container (414) and a motor box (415), the container (414) is arranged on the base (413), an upper cover (42) can be covered on the container (414) in an opening and closing manner, the motor box (415) is positioned on the base (413) and the rear side of the container (414), a heating piece (4131) for heating the container (414) is arranged in the base (413), and a driving piece (411) is arranged in the motor box (415).

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