MULTIFUNCTIONAL DRIVING MECHANISM, AND ELECTRICAL APPLIANCE FOR KITCHEN

The present invention relates to the technical field of electrical appliances for kitchen. The multifunctional driving mechanism uses a first output shaft and a second output shaft. A stirring assembly is detachably connected to a bottom of the first output shaft for mixing dough, whipping butter and eggs, and the like. The other end of the second output shaft is provided with a splicing slot in abutting joint to an accessory driving shaft, and an accessory joint can be added to make noodles, mince meat, stuff sausages, slice, shred, dice, grind, juice, and the like, with various functions and convenience in use; moreover, the first output shaft is perpendicular to the second output shaft, and the first output shaft and the second output shaft neither conflict with each other nor occupy a very large space during simultaneous working, so that the structure is compact.

CROSS-REFERENCE TO RELATED APPLICATIONS

The application claims priority to Chinese patent application No. 202321325104.0, filed on May 29, 2023, the entire contents of which are incorporated herein by reference.

TECHNICAL FIELD

The present invention relates to the technical field of electrical appliances for kitchen, and particularly relates to a multifunctional driving mechanism and an electrical appliance for kitchen.

BACKGROUND

A dough mixer is a common electrical appliance for kitchen. Besides mixing dough, it is often used for whipping butter and egg liquids. An existing driving mechanism of the dough mixer includes a driving shaft, a gear plate arranged on an outer side of the driving shaft in a penetrating manner, a turnplate assembly fixed at a bottom of the driving shaft, and an output shaft arranged in the turnplate assembly in a penetrating manner, wherein a gear is fixed at a top of the output shaft, and the gear is meshed with an inner side of the gear plate. During use, the driving shaft drives the turnplate assembly to rotate, the output shaft arranged on the turnplate assembly does an eccentric motion around the driving shaft, a bottom of the output shaft can be assembled with accessories such as a dough mixing hook and an egg beating cage, and the gear is meshed with the gear plate to ensure the operating stability.

However, an existing dough mixer only has one output shaft. Except for mixing dough, and whipping butter and eggs, the dough mixer features single function.

SUMMARY

To overcome shortcomings and deficiencies in the prior art, an objective of the present invention is to provide a multifunctional driving mechanism and an electrical appliance for kitchen.

The objective of the present invention is achieved by the following technical solution: a multifunctional driving mechanism, including a first output shaft, a first driving mechanism configured to drive the first output shaft to rotate, a second output shaft perpendicular to the first output shaft, and a second driving mechanism configured to drive the second output shaft to rotate;wherein the first driving mechanism includes a motor, a driving wheel fixed at an output end of the motor, a driven wheel arranged on one side of the driving wheel, a driving belt connected between the driving wheel and the driven wheel, a first helical gear coaxially fixed below the driven wheel, a second helical gear meshed with the first helical gear, a driving gear coaxially fixed at a bottom of the second helical gear, an output gear meshed with the driving gear, a rotating shaft fixed in a middle portion of the output gear, and a rotating piece fixed at a bottom of the rotating shaft, a middle portion of the first output shaft is rotatably connected to the other end of the rotating piece, and a stirring assembly is detachably connected to a bottom of the first output shaft;the first driving mechanism further includes a gear ring fixed on an outer side of the rotating shaft and a planetary gear fixed at a top of the first output shaft, the planetary gear being meshed with an inner side of the gear ring; andthe second driving mechanism includes a first bevel gear fixed in an upper portion of the rotating shaft and a second bevel gear meshed with the first bevel gear, wherein one end of the second output shaft is fixed in a middle portion of the second bevel gear, a connecting portion is fixed at the other end of the second output shaft, and the other end of the connecting portion is provided with a splicing slot in abutting joint to an accessory driving shaft.

The stirring assembly includes a stirring hook, a stirring racket or an egg beating cage.

The accessory includes a noodle roller, a noodle cutter, a meat mincer, a sausage stuffer, a fruit and vegetable peeling machine, a shredding and slicing machine, a food shredder, a grain grinder, a juicer or a slow juicer.

The multifunctional driving mechanism further includes a mounting panel and a gear seat fixed on one side of a bottom of the mounting panel, wherein the motor is fixed on the other side below the mounting panel, the output end of the motor passes through the mounting panel upwards and rotates synchronously along with the driving wheel, a top of the gear seat is provided with an accommodation groove for accommodating the first helical gear, the second helical gear, the driving gear, the output gear, and the first bevel gear, a bottom of a central shaft of the first helical gear is rotatably connected to a bottom of the accommodation groove, a top of the central shaft of the first helical gear passes through the mounting panel upwards and rotates synchronously along with the driven wheel, and central shafts of the second helical gear and the driving gear are rotatably connected between the bottom of the mounting panel and the bottom of the accommodation groove; a middle portion of the rotating shaft is rotatably connected to a bottom of the gear seat, the bottom of the rotating shaft passes through the bottom of the gear seat downwards and stretches out, the gear ring is fixed at the bottom of the gear seat, a top of the rotating shaft passes through the mounting panel upwards and stretches out, a position, corresponding to the first bevel gear, of the mounting panel is provided with a through hole, and a lower portion of the second bevel gear passes through the through hole and is meshed with the first bevel gear.

A protective cover is connected to an outer side of the rotating piece in a sleeved manner.

A mounting shell is fixed on one side of a top of the mounting panel, a position, corresponding to the connecting portion, of the mounting shell is provided with an assembly hole, and a mounting portion for mounting an accessory is fixed on an outer side of the assembly hole.

A plurality of L-shaped clamping blocks are arranged in a ring array on an outer side of the mounting portion.

The mounting shell is provided with a locking mechanism for locking the accessory.

The locking mechanism includes a locking bar slidably connected on an outer side of the mounting shell, a pulling bar fixed on one side of the locking bar, and a compression spring abutted between the mounting shell and the pulling bar.

An electrical appliance for kitchen, including the above-mentioned multifunctional driving mechanism.

The present invention has the following beneficial effects: the multifunctional driving mechanism uses a first output shaft and a second output shaft. A stirring assembly is detachably connected to a bottom of the first output shaft for mixing dough, whipping butter and eggs, and the like. The other end of the second output shaft is provided with a splicing slot in abutting joint to an accessory driving shaft, and an accessory joint can be added to make noodles, mince meat, stuff sausages, slice, shred, dice, grind, juice, and the like, with various functions and convenience in use; moreover, the first output shaft is perpendicular to the second output shaft, and the first output shaft and the second output shaft neither conflict with each other nor occupy a very large space during simultaneous working, so that the structure is compact. A first driving mechanism and a second driving mechanism share one motor, so that the cost can be lowered and the product size can be reduced while the driving efficiency can be guaranteed.

The electrical appliance for kitchen provided by the present invention can not only be used for mixing dough, whipping butter and eggs, and the like, but also be added with accessory joints for making noodles, mincing meat, stuffing sausages, slicing, shredding, dicing, grinding, juicing, and the like, with various functions and convenience in use.

DETAILED DESCRIPTION OF THE EMBODIMENTS

In order to facilitate understanding of those skilled in the art, the present invention will be further described below in combination with embodiments and drawings1-5. The contents mentioned in the embodiments do not limit the present invention.

As shown inFIGS.1-5, a multifunctional driving mechanism includes a first output shaft1, a first driving mechanism configured to drive the first output shaft1to rotate, a second output shaft2perpendicular to the first output shaft1, and a second driving mechanism configured to drive the second output shaft2to rotate;wherein the first driving mechanism includes a motor30, a driving wheel31fixed at an output end of the motor30, a driven wheel32arranged on one side of the driving wheel31, a driving belt33connected between the driving wheel31and the driven wheel32, a first helical gear34coaxially fixed below the driven wheel32, a second helical gear35meshed with the first helical gear34, a driving gear36coaxially fixed at a bottom of the second helical gear35, an output gear37meshed with the driving gear36, a rotating shaft38fixed in a middle portion of the output gear37, and a rotating piece39fixed at a bottom of the rotating shaft38, a middle portion of the first output shaft1is rotatably connected to the other end of the rotating piece39, and a stirring assembly40is detachably connected to a bottom of the first output shaft1;the first driving mechanism further includes a gear ring41fixed on an outer side of the rotating shaft38and a planetary gear42fixed at a top of the first output shaft1, the planetary gear42being meshed with an inner side of the gear ring41; andthe second driving mechanism includes a first bevel gear51fixed in an upper portion of the rotating shaft38and a second bevel gear52meshed with the first bevel gear51, wherein one end of the second output shaft2is fixed in a middle portion of the second bevel gear52, a connecting portion53is fixed at the other end of the second output shaft2, and the other end of the connecting portion53is provided with a splicing slot531in abutting joint to an accessory driving shaft.

The multifunctional driving mechanism of the present invention uses the first output shaft1and the second output shaft2. The stirring assembly40is detachably connected to a bottom of the first output shaft1for mixing dough, whipping butter and eggs, and the like. The other end of the second output shaft2is provided with the splicing slot531in abutting joint to an accessory driving shaft, and an accessory joint can be added to make noodles, mince meat, stuff sausages, slice, shred, dice, grind, juice, and the like, with various functions and convenience in use; moreover, the first output shaft1is perpendicular to the second output shaft2, and the first output shaft and the second output shaft neither conflict with each other nor occupy a very large space during simultaneous working, so that the structure is compact. A first driving mechanism and a second driving mechanism share one motor30, so that the cost can be lowered and the product size can be reduced while the driving efficiency can be guaranteed.

In the embodiment, the stirring assembly40includes a stirring hook, a stirring racket or an egg beating cage. The stirring hook, the stirring racket or the egg beating cage can be respectively used for mixing dough, and whipping butter and eggs.

In the embodiment, the accessory includes a noodle roller, a noodle cutter, a meat mincer, a sausage stuffer, a fruit and vegetable peeling machine, a shredding and slicing machine, a food shredder, a grain grinder, a juicer or a slow juicer. The above accessories can be used for making noodles, mincing meat, stuffing sausages, slicing, shredding, dicing, grinding, juicing, and the like.

In the embodiment, the multifunctional driving mechanism further includes a mounting panel6and a gear seat7fixed on one side of a bottom of the mounting panel6, wherein the motor30is fixed on the other side below the mounting panel6, the output end of the motor30passes through the mounting panel6upwards and rotates synchronously along with the driving wheel31, a top of the gear seat7is provided with an accommodation groove71for accommodating the first helical gear34, the second helical gear35, the driving gear36, the output gear37, and the first bevel gear51, a bottom of a central shaft of the first helical gear34is rotatably connected to a bottom of the accommodation groove71, a top of the central shaft of the first helical gear34passes through the mounting panel6upwards and rotates synchronously along with the driven wheel32, and central shafts of the second helical gear35and the driving gear36are rotatably connected between the bottom of the mounting panel6and the bottom of the accommodation groove71; a middle portion of the rotating shaft38is rotatably connected to a bottom of the gear seat7, the bottom of the rotating shaft38passes through the bottom of the gear seat7downwards and stretches out, the gear ring41is fixed at the bottom of the gear seat7, a top of the rotating shaft38passes through the mounting panel6upwards and stretches out, a position, corresponding to the first bevel gear51, of the mounting panel6is provided with a through hole61, and a lower portion of the second bevel gear52passes through the through hole61and is meshed with the first bevel gear51. The above structure features compact layout and high driving efficiency.

In the embodiment, a protective cover8is connected to an outer side of the rotating piece39in a sleeved manner. The protective cover8is arranged for protecting the gear structure, and can further prevent impurities from falling into the stirring bucket.

In the embodiment, a mounting shell9is fixed on one side of a top of the mounting panel6, a position, corresponding to the connecting portion53, of the mounting shell9is provided with an assembly hole91, and a mounting portion92for mounting an accessory is fixed on an outer side of the assembly hole91. The mounting portion92is arranged for mounting a fixed accessory. A driving shaft of the accessory passes through the assembly hole91and is inserted into the splicing slot531of the connecting portion53, and the second output shaft2drives the driving shaft of the accessory to rotate, so as to achieve functions of making noodles, mincing meat, stuffing sausages, slicing, shredding, dicing, grinding, juicing, and the like.

In the embodiment, a plurality of L-shaped clamping blocks93are arranged in a ring array on an outer side of the mounting portion92. A plurality of same clamping blocks are arranged at the joint of the accessory in a ring array, but the directions are opposite to the direction of the outer side of the mounting portion92. The joint of the accessory is abutted and inserted into the mounting portion92and is rotated at a certain angle, so as to clamp and fix the accessory.

In the embodiment, the mounting shell9is provided with a locking mechanism94for locking the accessory. The locking mechanism94is arranged for locking the accessory and preventing the accessory from falling off in an operating process.

In the embodiment, the locking mechanism94includes a locking bar slidably941connected on an outer side of the mounting shell9, a pulling bar942fixed on one side of the locking bar941, and a compression spring943abutted between the mounting shell9and the pulling bar942. Correspondingly, the joint of the accessory is provided with an insertion hole fitting a front end of the locking bar941. During use, the pulling bar942is pressed, the joint of the accessory is abutted and inserted into the mounting portion92and is rotated at a certain angle for clamping, then the pulling bar942is loosened, the compression spring943is reset, and the front end of the locking bar941is inserted into the insertion hole of the joint of the accessory, so that the accessory is locked.

An electrical appliance for kitchen, including the above-mentioned multifunctional driving mechanism. The electrical appliance for kitchen includes a dough mixer (or a dough kneading machine), a bread maker, a fresh milk machine, a stand mixer, an eggbeater, and the like. Optionally, the dough mixer shown inFIG.4includes a base101, a head102, and a stirring bucket103, wherein the base101includes a base plate104and a support105; a bottom of the stirring bucket103is detachably connected to one side of the base plate104; a bottom of the support105is fixed on the other side of the base plate104; the multifunctional driving mechanism is arranged in the head102; the stirring assembly40is arranged on one side of a bottom of the head102and stretches into the stirring bucket103downwards; the other end of the bottom of the head102is movably connected to an upper end of the support105, so that the stirring assembly40stretches into or moves out of the stirring bucket103along with movement of the head102; the mounting portion92for mounting the accessory is located at the other end of the head102; a front end of the pulling bar942stretches out of the other end of the head102, and a position, corresponding to the assembly hole91, of the head102is provided with a detachable side cover106. When it is needed to use the accessory, the side cover106is opened, then the driving shaft of the accessory passes through the assembly hole91and is inserted into the splicing slot531of the connecting portion53, and the accessory is mounted, so that the dough mixer can be used.

The electrical appliance for kitchen provided by the present invention can not only be used for mixing dough, whipping butter and eggs, and the like, but also be added with accessory joints for making noodles, mincing meat, stuffing sausages, slicing, shredding, dicing, grinding, juicing, and the like, with various functions and convenience in use.

The above-mentioned embodiments are preferred embodiments of the present invention. Besides, the present invention can further be implemented in other manners. Any obvious replacement shall within the protection scope of the present invention without departing the conception of the present invention.