CN211155371U - Food processor - Google Patents

Abstract

The application provides a cooking machine, including the frame and set up in the cooking cup of frame, be equipped with crushing unit in the cooking cup, be equipped with the motor in the frame, be equipped with electromagnetic assembly on the motor shaft of motor, the drive of electromagnetic assembly crushing unit rotates, be equipped with first equipment portion on the electromagnetic assembly, be equipped with second equipment portion on the motor shaft, be equipped with on the motor shaft the fixing in the nut of second equipment portion, first equipment portion with the nut spiro union. This application sets up in the first equipment portion of nut spiro union on the electromagnetism subassembly through the second equipment portion that sets up on the motor shaft with the nut equipment to realize the equipment of motor and electromagnetism subassembly, avoided offering the through-hole at the center of electromagnetism subassembly and be used for fixed motor and electromagnetism subassembly, thereby can produce the biggest magnetic force after making the circular telegram of electromagnetism subassembly and rotate with the drive crushing subassembly, greatly improved the crushing effect of cooking machine.

Description

Food processor

Technical Field

The utility model relates to a small household electrical appliances field especially relates to a cooking machine.

Background

The existing magnetic suspension food processor usually depends on an electromagnet on a main body to suck a magnetic disc on a cutter shaft of a crushing assembly, and when a motor rotates, a blade on the cutter shaft is driven to rotate. The electromagnet and the motor are assembled and fixed by arranging a through hole in the center of the electromagnet and using a screw and a motor shaft, so that the crushing cutter is driven to rotate in the rotating process of the motor. Since the through holes formed in the electromagnet affect the magnetic force of the electromagnet after the coil is energized, it is necessary to improve the structure of the electromagnet to enhance the magnetic force of the electromagnet.

SUMMERY OF THE UTILITY MODEL

The utility model provides a food processor.

According to the first aspect of this application, provide a cooking machine, including the frame and set up in the cooking cup of frame, be equipped with crushing unit in the cooking cup, be equipped with the motor in the frame, be equipped with electromagnetic component on the motor shaft of motor, the electromagnetic component drive crushing unit rotates, be equipped with first equipment portion on the electromagnetic component, be equipped with second equipment portion on the motor shaft, be equipped with on the motor shaft the fixing in the nut of second equipment portion, first equipment portion with the nut spiro union. Through set up the second assembly portion of assembling with the nut on the motor shaft, set up in the first assembly portion of nut spiro union on the electromagnetic component, so realize the equipment of motor and electromagnetic component, avoided offering the through-hole at the center of electromagnetic component and be used for fixed motor and electromagnetic component to can produce the biggest magnetic force after making the circular telegram of electromagnetic component and rotate with the drive crushing unit, greatly improved the crushing effect of cooking machine.

Further, the electromagnetic assembly comprises a magnetic conduction piece and a coil assembly accommodated in the magnetic conduction piece, the magnetic conduction piece comprises a main body portion, the first assembly portion extends downwards from the bottom of the main body portion along the axial direction, first threads are arranged on the outer surface of the first assembly portion, and threads matched with the first threads are arranged on the nut. The electromagnetic assembly is arranged into the independent magnetic conduction piece and the coil assembly, so that the applicability of the electromagnetic assembly is improved, the coil assembly can be replaced according to different requirements, and the cost can be reduced; the reliability of the assembly of the electromagnetic assembly and the nut is ensured by utilizing the matching of the first threads and the corresponding threads on the nut.

Further, the main body part is provided with a first assembling hole for the motor shaft to extend into, and the first assembling hole penetrates through the first assembling part along the axial direction and at least partially extends to the main body part. Set up first equipment hole and be favorable to carrying out preliminary equipment with motor and electromagnetic component, avoid setting up the through-hole on magnetic conduction spare in order to assemble with the motor shaft, can promote the magnetic force of magnetic conduction spare.

Further, the assembling depth h1 of the first assembling part and the nut meets the requirement that h1 is more than or equal to 3mm and less than or equal to 7 mm. The first assembly portion can guarantee that the two are assembled fixedly with the equipment degree of depth of nut is greater than 3mm, and along with the increase of the equipment degree of depth the two assembling force also strengthens, can effectively strengthen the stability of equipment.

Furthermore, the assembly depth h2 of the second assembly part and the nut meets the requirement that h1 is more than or equal to 8mm and less than or equal to 12mm, and a second thread matched with the nut is arranged on the second assembly part. The assembling depth of the second assembling portion is larger than that of the first assembling portion so as to ensure the overall stability of the electromagnetic assembly and the motor shaft after the electromagnetic assembly and the motor shaft are assembled, and meanwhile, the electromagnetic assembly, the motor shaft and the coaxiality of the electromagnetic assembly and the motor shaft are well kept.

Furthermore, the top surface of the main body part is sunken to form an accommodating cavity, an assembling column is arranged in the center of the accommodating cavity, the coil assembly comprises a coil support and a coil wound on the coil support, and the coil support is sleeved on the assembling column and accommodated in the accommodating cavity. The coil assembly and the magnetic conduction piece are arranged as independent pieces, the coil support is assembled in the accommodating cavity formed by the magnetic conduction piece, and the semi-closed structure of the magnetic conduction piece is utilized to effectively prevent magnetic force generated after the coil is electrified from diffusing everywhere, so that the magnetic force is gathered inside the magnetic conduction piece and concentrated on a magnetic force surface, and the problem that the magnetic force of the electromagnetic assembly is too small is solved.

Furthermore, the main body part is sleeved with an insulating piece, the insulating piece is sleeved with a first conducting strip and a second conducting strip which are electrically connected with the coil, and the first conducting strip is insulated from the second conducting strip. The coil is connected with an external power supply through the arrangement of the first conducting strip and the second conducting strip, the problem that the coil is torn off in the rotating process of the electromagnetic assembly is solved, the structure of the electromagnetic assembly is simplified, and the insulating piece is arranged to ensure normal use of the electromagnetic assembly.

Further, a carbon brush assembly electrically connected with the first conducting strip and the second conducting strip is arranged in the machine base, the carbon brush assembly is electrically connected with a power board assembly arranged in the machine base, and the carbon brush assembly comprises a first carbon brush electrically connected with the first conducting strip and a second carbon brush electrically connected with the second conducting strip. The circuit on-off of the electromagnetic assembly, the first conducting strip and the second conducting strip is controlled through the carbon brush assembly, and the structure is simple and the performance is reliable.

Further, the first threads and the second threads are arranged in the same direction, and the rotating direction of the motor is opposite to the arrangement direction of the first threads. Set up the rotation direction and the first screw thread and the second screw thread of motor into the reversal and make in the use of cooking machine, the pine of the two equipment has been effectively avoided along with the rotation of motor more and more inseparable to the equipment of motor and electromagnetic component.

Furthermore, crushing unit includes the arbor and set up in arbor bottom with the magnetic conduction dish of electromagnetic component adaptation, the center of magnetic conduction dish is equipped with the through-hole, the arbor pass the through-hole and through the screw with magnetic conduction dish equipment is fixed. The magnetic conductive disc and the cutter shaft are assembled and fixed by screws, so that the structure is simple and reliable in assembly.

According to the above technical scheme, the utility model discloses a set up the second equipment portion of assembling with the nut on the motor shaft, set up in the first equipment portion of nut spiro union on the electromagnetic component, so realize the equipment of motor and electromagnetic component, avoided offering the through-hole at the center of electromagnetic component and be used for fixed motor shaft and electromagnetic component, can produce the biggest magnetic force after making the electromagnetic component circular telegram and rotate with the drive crushing unit, greatly improved the crushing effect of cooking machine.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention as claimed.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive effort.

Fig. 1 is a schematic perspective assembly sectional view of a food processor according to an embodiment of the present application;

FIG. 2 is an exploded perspective view of a housing according to an embodiment of the present application;

FIG. 3 is a schematic diagram of a partial assembly of an electromagnetic assembly with a motor (with nut unassembled) according to an embodiment of the present disclosure;

FIG. 4 is a schematic perspective view of an electromagnetic assembly and a motor according to an embodiment of the present disclosure;

FIG. 5 is a cross-sectional view of an electromagnetic assembly and an electric machine according to an embodiment of the present application;

FIG. 6 is a schematic perspective view of an electromagnetic assembly according to an embodiment of the present application;

FIG. 7 is a cross-sectional schematic view of an electromagnetic assembly (energized state) according to an embodiment of the present application;

fig. 8 is a schematic perspective view of a motor according to an embodiment of the present application.

Reference numerals:

food processor 100

Engine base 1

Motor 10 motor shaft 11 second assembly portion 110

Second threaded 1101 power strip assembly 12

First carbon brush 13 and second carbon brush 14 nut 15

Cooking cup 2

Knife holder 30 knife shaft 31 of crushing assembly 3

Blade 32 magnetic conductive disc 33

Electromagnetic assembly 4

First assembling hole 4011 of main body 401 of magnetic conducting member 40

First assembly 403 of receiving cavity 402 first threads 4031

Assembling the column 404 coil assembly 41 coil support 410

Coil 411 insulator 42 first conductive sheet 43

Second conductive sheet 44

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the invention, as detailed in the appended claims.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in this specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

It is to be understood that although the terms first, second, third, etc. may be used herein to describe various information, such information should not be limited to these terms. These terms are only used to distinguish one type of information from another. For example, the first information may also be referred to as second information, and similarly, the second information may also be referred to as first information, without departing from the scope of the present invention. The word "if" as used herein may be interpreted as "at … …" or "when … …" or "in response to a determination", depending on the context.

The following describes a food processor in detail with reference to the accompanying drawings. The features of the following examples and embodiments may be combined with each other without conflict.

Referring to fig. 1 to 8, a food processor 100 of the present application includes a base 1 and a food processing cup 2 disposed on the base 1. Be equipped with crushing unit 3 in the cooking cup 2. The motor 10 is arranged in the machine base 1. An electromagnetic component 4 is arranged on a motor shaft 11 of the motor 10. The electromagnetic assembly 4 drives the crushing assembly 3 to rotate. The electromagnetic assembly 4 is provided with a first assembly portion 403, and the motor shaft 11 is provided with a second assembly portion 110. The motor shaft 11 is provided with a nut 15 fixed to the second assembly portion 110, and the first assembly portion 403 is screwed with the nut 15. The second assembling portion 110 assembled with the nut 15 is arranged on the motor shaft 11, and the first assembling portion 403 screwed with the nut 15 is arranged on the electromagnetic assembly 4, so that the assembly of the motor 10 and the electromagnetic assembly 4 is realized; avoided offering the through-hole at the center of electromagnetic component 4 and being used for fixed motor axle 11 and electromagnetic component 4 to make can produce the biggest magnetic force after electromagnetic component 4 circular telegram and rotate with drive crushing unit 3, greatly improved cooking machine 100's crushing effect.

The electromagnetic assembly 4 includes a magnetic conductive member 40 and a coil assembly 41 accommodated in the magnetic conductive member 40. The magnetic conductive member 40 includes a main body portion 401. The first assembling portion 403 protrudes downward from the bottom of the main body portion 401 in the axial direction. The outer surface of the first assembly portion 403 is provided with first threads 4031. And the nut 15 is provided with a thread matched with the first thread 4031. The electromagnetic assembly 4 is provided with the independent magnetic conduction piece 40 and the coil assembly 41, so that the applicability of the electromagnetic assembly is improved, the coil assembly 41 can be replaced according to different requirements, and meanwhile, the cost can be reduced; the reliability of the assembly of the electromagnetic assembly 4 with the nut 15 is ensured by the adaptation of the first threads 4031 to the second threads 1101.

The main body 401 is provided with a first assembling hole 4011 into which the motor shaft 11 extends, and the first assembling hole 4011 axially penetrates the first assembling portion 403 and at least partially extends to the main body 401. The first assembling hole 4011 is beneficial to the preliminary assembly of the motor 10 and the electromagnetic assembly 4 so as to limit the position of the motor shaft; meanwhile, the magnetic conduction member 40 is prevented from being provided with a through hole to be assembled with the motor shaft 11, and the magnetic force of the magnetic conduction member 40 can be improved. Specifically, since no through hole is formed in the center of the magnetic conductive member 40 (in this application, the electromagnet), the electromagnetic force surface of the electromagnet is kept as a closed whole. When the coil 411 is electrified, magnetic force lines are generated to magnetize the iron core of the electromagnet, and because the center of the electromagnet is not provided with a hole, the magnetic force generated after the coil 411 is electrified is concentrated on the magnetic force surface, so that the aim of enhancing the magnetic force to improve the fineness of food smashing is fulfilled. In the conventional structure, a through hole is formed in the center of an electromagnet, and the electromagnet and a motor shaft 11 are assembled and fixed by screws from top to bottom; thereby affecting the magnetic force after the electromagnetic assembly 4 is energized to some extent.

The assembly depth h1 of the first assembly part 403 and the nut 15 satisfies 3mm < h1 < 7 mm. The assembly depth of the first assembly part 403 and the nut 15 is larger than 3mm, so that the assembly fixation of the first assembly part and the nut can be ensured, the assembly force of the first assembly part and the nut is enhanced along with the increase of the assembly depth, and the assembly stability can be effectively enhanced. In an embodiment of the present application, the assembly depth h1 is preferably 5 mm.

The assembly depth h2 of the second assembly part 110 and the nut 15 meets the requirement that h1 is more than or equal to 8mm and less than or equal to 12mm, and the second assembly part 110 is provided with a second thread 1101 matched with the nut 15. The assembly depth of the second assembly portion 110 is greater than that of the first assembly portion 403 to ensure the stability of the whole assembled electromagnetic assembly 4 and the motor shaft 11, and to better maintain the coaxiality of the electromagnetic assembly 4, the motor shaft 11 and the motor shaft 11. In one embodiment of the present application, the assembly depth h2 is preferably 10 mm.

In this embodiment, the first threads 4031 and the second threads 1101 are both disposed in a counterclockwise direction, and the motor 10 rotates in a clockwise direction when rotating. The first threads 4031 are arranged in the same direction as the second threads 1101, and the motor 10 is rotated in the direction opposite to the direction in which the first threads 4031 are arranged. The rotation direction of the motor 10 and the first threads 4031 and the second threads 1101 are set to be opposite, so that in the use process of the food processor 100, the assembly of the motor 10 and the electromagnetic assembly 4 is more and more compact along with the rotation of the motor 10, and the loosening of the assembly of the motor 10 and the electromagnetic assembly 4 is effectively avoided. Indeed, in another embodiment, the rotation direction of the motor and the arrangement direction of the first thread and the second thread may be interchanged with those in the previous embodiment.

The top surface of the main body part 401 is recessed to form a containing cavity 402, and an assembling column 404 is arranged in the center of the containing cavity 402. The coil assembly 41 includes a coil holder 410 and a coil 411 wound around the coil holder 410. The coil support 410 is sleeved on the assembling post 404 and is accommodated in the accommodating cavity 402. The coil assembly 41 and the magnetic conduction member 40 are arranged as independent members, and the coil support 410 is assembled in the accommodating cavity 402 formed by the magnetic conduction member 40, so that the magnetic force generated after the coil 411 is electrified is effectively prevented from being diffused all around by utilizing the semi-closed structure of the magnetic conduction member 40, the magnetic force is gathered inside the magnetic conduction member 40 and is concentrated on the magnetic force surface, and the problem that the magnetic force of the electromagnetic assembly 4 is too small is solved.

In one embodiment, the body portion 401 is provided with an insulator 42. The insulating member 42 is sleeved with a first conductive sheet 43 and a second conductive sheet 44 electrically connected to the coil 411. The first conductive sheet 43 is insulated from the second conductive sheet 44. The connection between the coil 411 and an external power supply is realized through the arrangement of the first conducting strip 43 and the second conducting strip 44, the problem that the coil 411 is torn off in the rotating process of the electromagnetic assembly 4 is solved, the structure of the electromagnetic assembly 4 is simplified, and meanwhile, the insulating piece 42 is arranged to ensure the normal use of the electromagnetic assembly 4.

A carbon brush assembly electrically connected with the first conductive sheet 43 and the second conductive sheet 44 is disposed in the base 1, and the carbon brush assembly is electrically connected with the power board assembly 12 disposed in the base 1. The carbon brush assembly includes a first carbon brush 13 electrically connected to the first conductive sheet 43 and a second carbon brush 14 electrically connected to the second conductive sheet 44. The power panel assembly 12 is provided with a corresponding circuit on-off control module, and the control module controls the on-off of the circuit of the carbon brush assembly, so that the circuit on-off of the electromagnetic assembly 4 and the first conductive sheet 43 and the second conductive sheet 44 is controlled through the carbon brush assembly, and the power panel assembly is simple in structure and reliable in performance. In one embodiment, the first carbon brush 13 is connected to the positive electrode of the power board assembly 12, and the second carbon brush 14 is connected to the negative electrode of the power board assembly 12.

The crushing component 3 comprises a cutter holder 30 and a cutter shaft 31, a blade 32 is arranged at the top end of the cutter shaft 31, and a magnetic conductive disc 33 matched with the electromagnetic component 4 is arranged at the bottom end of the cutter shaft 31. The center of the magnetic conductive disc 33 is provided with a through hole, and the cutter shaft 31 penetrates through the through hole and is assembled and fixed with the magnetic conductive disc 33 through a screw. The magnetic conductive disc 33 and the cutter shaft 31 are assembled and fixed by screws, so that the structure is simple and reliable. The holder 30 is provided with an accommodating portion for accommodating the magnetic conductive plate 33. The magnetic conductive disc 33 is fixed at the bottom end of the cutter shaft 31 and contained in the containing part, so that the radial rotation range of the crushing assembly 3 during working can be effectively limited, and the efficiency of the crushing assembly 3 can be improved.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a cooking machine, its characterized in that, include frame (1) and set up in cooking cup (2) of frame (1), be equipped with crushing unit (3) in cooking cup (2), be equipped with motor (10) in frame (1), be equipped with electromagnetic component (4) on motor shaft (11) of motor (10), electromagnetic component (4) drive crushing unit (3) rotate, be equipped with first assembly portion (403) on electromagnetic component (4), be equipped with second assembly portion (110) on motor shaft (11), be equipped with on motor shaft (11) the fixing in nut (15) of second assembly portion (110), first assembly portion (403) with nut (15) spiro union.

2. The food processor of claim 1, wherein the electromagnetic assembly (4) comprises a magnetic conduction member (40) and a coil assembly (41) contained in the magnetic conduction member (40), the magnetic conduction member (40) comprises a main body portion (401), the first assembly portion (403) is self-protruded downwards along the axial direction from the bottom of the main body portion (401), the outer surface of the first assembly portion (403) is provided with a first thread (4031), and a thread matched with the first thread (4031) is arranged on the nut (15).

3. The food processor of claim 2, wherein the main body portion (401) is provided with a first assembling hole (4011) for the motor shaft (11) to extend into, the first assembling hole (4011) axially penetrates the first assembling portion (403) and at least partially extends to the main body portion (401).

4. The food processor as claimed in claim 2, wherein the depth h1 of the first assembly part (403) and the nut (15) satisfies 3mm ≤ h1 ≤ 7 mm.

5. The food processor as claimed in claim 4, wherein the depth h2 of the second assembly part (110) and the nut (15) satisfies 8mm ≤ h1 ≤ 12mm, and the second assembly part is provided with a second thread (1101) adapted to the nut.

6. The food processor of any one of claims 2 to 5, wherein the top surface of the main body portion (401) is recessed to form an accommodating cavity (402), an assembling column (404) is disposed at the center of the accommodating cavity (402), the coil assembly (41) comprises a coil support (410) and a coil (411) wound around the coil support (410), and the coil support (410) is sleeved on the assembling column (404) and accommodated in the accommodating cavity (402).

7. The food processor of claim 6, wherein the main body portion (401) is externally sleeved with an insulating member (42), the insulating member (42) is externally sleeved with a first conductive sheet (43) and a second conductive sheet (44) which are electrically connected with the coil (411), and the first conductive sheet (43) is insulated from the second conductive sheet (44).

8. The food processor of claim 7, wherein a carbon brush assembly electrically connected to the first conductive sheet (43) and the second conductive sheet (44) is disposed in the housing (1), and the carbon brush assembly is electrically connected to a power board assembly (12) disposed in the housing (1), and the carbon brush assembly comprises a first carbon brush (13) electrically connected to the first conductive sheet (43) and a second carbon brush (14) electrically connected to the second conductive sheet (44).

9. The food processor according to claim 8, wherein the first thread (4031) and the second thread (1101) are arranged in the same direction, and the motor (10) is rotated in the opposite direction to the direction in which the first thread (4031) is arranged.

10. The food processor of any one of claims 1 to 5 or 7 to 9, wherein the crushing assembly (3) comprises a cutter shaft (31) and a magnetic conductive disc (33) arranged at the bottom end of the cutter shaft (31) and adapted to the electromagnetic assembly (4), a through hole is formed in the center of the magnetic conductive disc (33), and the cutter shaft (31) penetrates through the through hole and is assembled and fixed with the magnetic conductive disc (33) through a screw.

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