CN110897518A - Active noise reduction structure and food processor - Google Patents
Active noise reduction structure and food processor Download PDFInfo
- Publication number
- CN110897518A CN110897518A CN201911063813.4A CN201911063813A CN110897518A CN 110897518 A CN110897518 A CN 110897518A CN 201911063813 A CN201911063813 A CN 201911063813A CN 110897518 A CN110897518 A CN 110897518A
- Authority
- CN
- China
- Prior art keywords
- inner cup
- noise reduction
- active noise
- reduction structure
- wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000009467 reduction Effects 0.000 title claims abstract description 39
- 238000009434 installation Methods 0.000 claims abstract description 18
- 238000010411 cooking Methods 0.000 abstract description 18
- 101100327917 Caenorhabditis elegans chup-1 gene Proteins 0.000 description 28
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J43/00—Implements for preparing or holding food, not provided for in other groups of this subclass
- A47J43/04—Machines for domestic use not covered elsewhere, e.g. for grinding, mixing, stirring, kneading, emulsifying, whipping or beating foodstuffs, e.g. power-driven
- A47J43/046—Machines for domestic use not covered elsewhere, e.g. for grinding, mixing, stirring, kneading, emulsifying, whipping or beating foodstuffs, e.g. power-driven with tools driven from the bottom side
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J43/00—Implements for preparing or holding food, not provided for in other groups of this subclass
- A47J43/04—Machines for domestic use not covered elsewhere, e.g. for grinding, mixing, stirring, kneading, emulsifying, whipping or beating foodstuffs, e.g. power-driven
- A47J43/07—Parts or details, e.g. mixing tools, whipping tools
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Food Science & Technology (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Food-Manufacturing Devices (AREA)
Abstract
The invention provides an active noise reduction structure and a food processor, wherein the active noise reduction structure comprises: an inner cup; the outer shell is arranged on the outer side of the inner cup, and an installation space is formed between the inner wall of the outer shell and the outer wall of the inner cup; a plurality of magnets are arranged on the outer wall of the inner cup; and the stator coil is arranged on the inner wall of the shell and is suitable for being introduced with variable current. Owing to no longer need set up the motor, when this structure of making an uproar falls in initiative is applied to the cooking machine, the cooking machine no longer need set up the space of installation motor, consequently, can effectively reduce the volume of cooking machine, and compare with prior art, the axostylus axostyle has been reduced, the connecting rod, consequently, also can reduce because the motor axostylus axostyle, the produced noise of connecting rod vibration and friction, can reduce the noise of cooking machine, and simultaneously, can reduce the focus of cooking machine, it is also relatively more stable under the condition of high-speed rotation, the heat that interior cup and coil produced directly dispels the heat through the shell large tracts of land.
Description
Technical Field
The invention relates to the technical field of household appliances, in particular to an active noise reduction structure and a food processor.
Background
The food processor adopts the hypervelocity motor, drives the stainless steel blade, carries out hypervelocity cutting and smashing to eating the material in the cup, because the motor is high-speed rotatory, and the motor axostylus axostyle passes through the connecting rod and drives the high-speed rotation of tool bit, because vibration and friction can produce very big noise usually, and the noise that the high-speed rotation of motor produced can transmit the outside through the shell, and the process that leads to using the food processor is very uncomfortable. And the cooking machine among the prior art all need set up the space of installation motor, leads to the shared volume of cooking machine great.
Disclosure of Invention
Therefore, the technical problem to be solved by the present invention is to overcome the defect of large size of the food processor in the prior art, so as to provide an active noise reduction structure and a food processor capable of effectively reducing the size of the food processor.
In order to solve the above technical problem, the present invention provides an active noise reduction structure, including:
an inner cup;
the outer shell is arranged on the outer side of the inner cup, and an installation space is formed between the inner wall of the outer shell and the outer wall of the inner cup;
a plurality of magnets are arranged on the outer wall of the inner cup;
and the stator coil is arranged on the inner wall of the shell and is suitable for being introduced with variable current.
A limiting part is arranged in the mounting space, and the thickness of the limiting part is equal to the distance between the inner wall of the shell and the outer wall of the inner cup.
The locating part is annular and is arranged with equal thickness.
The limiting piece is a bearing.
The bearing is equipped with two, sets up respectively the top and the bottom in installation space.
The bearing is arranged between the inner cup and the shell in a tensioning mode, and a gap is formed between the bottom of the inner cup and the shell.
The magnet is a permanent magnet.
The inner cup is provided with a cutter head.
Still including being suitable for the lid to establish lid on the shell, be equipped with the cutter arbor on the lid, be equipped with on the cutter arbor the tool bit.
The cutter head is arranged on the inner wall of the inner cup and moves synchronously with the inner cup.
The invention also provides a food processor, which comprises the active noise reduction structure.
The technical scheme of the invention has the following advantages:
1. the invention provides an active noise reduction structure, which is characterized in that a magnet is arranged on the outer wall of an inner cup, a stator coil is arranged on the inner wall of a shell, when a variable current is introduced to the stator coil, the stator coil generates a variable magnetic field, and the interaction between the variable magnetic field excited by the stator coil and the magnet on the outer wall of the inner cup generates force, so that the inner cup rotates, because a motor is not needed to be arranged any more, when the active noise reduction structure is applied to a food processor, the space for installing the motor is not needed to be arranged any more, so that the volume of the food processor can be effectively reduced, and compared with the prior art, the shaft lever and the connecting lever are reduced, so that the noise generated by the vibration and the friction of the shaft lever and the connecting lever of the motor can be reduced, meanwhile, the gravity center of the food processor can be reduced, and the, the heat generated by the inner cup and the coil is directly dissipated in a large area through the shell, and the heat dissipation effect is good.
2. According to the active noise reduction structure provided by the invention, the limiting piece is arranged in the installation space, the thickness of the limiting piece is equal to the distance between the inner wall of the shell and the outer wall of the inner cup, and the inner cup can be prevented from shaking along the radial direction in the installation space when rotating.
3. According to the active noise reduction structure provided by the invention, the limiting piece is annular and is arranged in an equal thickness manner, so that the inner cup and the shell are coaxial, and the rotating process of the inner cup is more stable.
4. According to the active noise reduction structure provided by the invention, the limiting piece is a bearing, the structure is simple, and the inner cup can be supported to rotate in the shell at a high speed.
5. According to the active noise reduction structure provided by the invention, the two bearings are respectively arranged at the top end and the bottom end of the installation space, so that the rotation stability of the inner cup is further ensured.
6. According to the active noise reduction structure provided by the invention, the bearing is arranged between the inner cup and the shell in a tensioning manner, a gap is formed between the bottom of the inner cup and the shell, the inner cup is not in contact with the shell, friction can be avoided during rotation, and thus the generated heat can be reduced.
7. According to the active noise reduction structure provided by the invention, the magnet is the permanent magnet, the working stability of the active noise reduction structure can be ensured, and the service life is longer.
8. According to the active noise reduction structure provided by the invention, the cutter head is arranged in the inner cup, and when the inner cup rotates, the cutter head and food in the inner cup act, so that the cooking efficiency is ensured.
9. The active noise reduction structure further comprises a cover body which is suitable for covering the shell, a cutter bar is arranged on the cover body, the cutter bar is provided with the cutter head, the cutter head is static when the inner cup rotates, and the inner cup moves relative to food to cut the food, so that the cooking efficiency is further guaranteed.
10. The food processor provided by the invention comprises the active noise reduction structure, and has the advantages of small volume, low noise and good heat dissipation effect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of an active noise reduction structure provided in embodiment 1 of the present invention;
FIG. 2 is a cross-sectional view of one of the active noise reduction structures shown in FIG. 1;
FIG. 3 is a top view of one of the active noise reduction structures shown in FIG. 1;
description of reference numerals:
1-inner cup; 2-a housing; 3-a magnet; 4-stator coils; 5-a bearing.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Example 1
The present embodiment provides a specific implementation of an active noise reduction structure, as shown in fig. 1 to 3, including: inner cup 1, shell 2, magnet 3, stator coil 4.
The inner cup 1 is suitable for containing food; the outer shell 2 is arranged on the outer side of the inner cup 1, and an installation space is formed between the inner wall of the outer shell 2 and the outer wall of the inner cup 1; a plurality of magnets 3 are arranged, and the magnets 3 are arranged on the outer wall of the inner cup 1; the stator coil 4 is disposed on the inner wall of the housing 2 and adapted to be energized with a varying current. In the present embodiment, the stator coil 4 and the magnet 3 are provided on the outer wall of the inner cup 1 in the same manner as the magnetic steel and the stator coil 4 on the rotor in the inner rotor brushless motor in the related art. In the present embodiment, there is a gap between the magnet 3 and the stator coil 4, so that the magnet 3 and the stator coil 4 are not in contact with each other, and the magnet 3 and the stator coil 4 can be in contact with each other even when the surfaces of the magnet 3 and the stator coil 4 are smooth.
In order to prevent the inner cup 1 from shaking along the radial direction in the installation space when rotating, a limiting piece is arranged in the installation space, and the thickness of the limiting piece is equal to the distance between the inner wall of the shell 2 and the outer wall of the inner cup 1.
As a preferred embodiment, the limiting member is annular and has an equal thickness, so that the inner cup 1 and the outer shell 2 are coaxial, and the rotation process of the inner cup 1 is more stable.
In the present embodiment, the limiting member is a bearing 5, an inner ring of the bearing 5 is fixedly connected to the inner cup 1, and an outer ring of the bearing 5 is fixedly connected to the housing 2. Of course, in an alternative embodiment, the limiting member may be a flexible pad for preventing the inner cup 1 from shaking when rotating.
As shown in fig. 2, the two bearings 5 are respectively arranged at the top end and the bottom end of the installation space, so as to further ensure the stability of the rotation of the inner cup 1, wherein the bearing 5 at the bottom end can be directly contacted with the bottom of the outer shell 2 or can be suspended. In an alternative embodiment, only one bearing 5 may be provided at the top or bottom end of the installation space.
The bearing 5 is arranged between the inner cup 1 and the shell 2 in a tensioning mode, a gap exists between the bottom of the inner cup 1 and the shell 2, the bearing 5 supports the inner cup 1, the inner cup 1 is not in contact with the shell 2, friction can be avoided during rotation, and therefore heat generation can be reduced.
In a preferred embodiment, the magnet 3 is a permanent magnet.
In order to guarantee the cooking efficiency, a cutter head is arranged in the inner cup 1.
This structure of making an uproar falls in initiative still establishes including being suitable for the lid on the shell 2, be equipped with the cutter arbor on the lid, be equipped with on the cutter arbor the tool bit, interior cup 1 is when rotating, and the tool bit is static, with food relative motion cutting food, has further guaranteed cooking efficiency.
When the active noise reduction structure is used, the stator coil 4 is introduced with changed current, the stator coil 4 generates a changed magnetic field, the changed magnetic field excited by the stator coil 4 interacts with the magnetic body 3 on the outer wall of the inner cup 1, so that the inner cup 1 rotates, and the motor is not required to be arranged any more, when the active noise reduction structure is applied to a food processor, the food processor does not need to be provided with a space for installing the motor, so that the volume of the food processor can be effectively reduced, and compared with the prior art, the shaft lever and the connecting rod are reduced, so that the noise generated by the vibration and the friction of the shaft lever and the connecting rod of the motor can be reduced, the noise of the food processor can be reduced, meanwhile, the gravity center of the food processor can be reduced, the structure is stable under the condition of high-speed rotation, the heat generated by the inner cup 1 and the coil directly dissipates heat, compared with the prior art in which the shaft lever and the sealing ring generate heat through friction, the service life can be prolonged, the limitation of the duration time of high-speed operation is eliminated, and the cost is saved. Because the space for installing the motor does not need to be separately arranged, the space can be saved, and the arrangement and the installation of the controller are facilitated
As a first alternative of the above embodiments, balls are provided between the bottom of the inner cup 1 and the outer casing 2 for supporting the inner cup 1 and allowing the inner cup 1 to rotate within the outer casing 2.
As a second alternative to the above described embodiments, the cutting head is arranged on the inner wall of the inner cup 1 and moves synchronously with the inner cup 1.
Example 2
This embodiment provides a cooking machine, including the active noise reduction structure that provides in the above-mentioned embodiment, this cooking machine is because no longer need set up the motor, this active noise reduction structure is when being applied to the cooking machine, the cooking machine no longer need set up the space of installation motor, consequently, can effectively reduce the volume of cooking machine, and compare with prior art, the axostylus axostyle has been reduced, the connecting rod, consequently, also can reduce because the motor axostylus axostyle, the produced noise of connecting rod vibration and friction, can reduce cooking machine's noise, and simultaneously, can reduce cooking machine's focus, it is also relatively more stable under the high-speed rotatory condition, the heat that interior cup 1 and coil produced directly dispels the heat through 2 large tracts of land of shell, the radiating.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (11)
1. An active noise reduction structure, comprising:
an inner cup (1);
the outer shell (2) is arranged on the outer side of the inner cup (1), and an installation space is formed between the inner wall of the outer shell (2) and the outer wall of the inner cup (1);
a plurality of magnets (3), wherein the magnets (3) are arranged on the outer wall of the inner cup (1);
and the stator coil (4) is arranged on the inner wall of the shell (2) and is suitable for being electrified with variable current.
2. An active noise reduction structure according to claim 1, characterized in that a limiting member is arranged in the installation space, and the thickness of the limiting member is equal to the distance between the inner wall of the outer shell (2) and the outer wall of the inner cup (1).
3. The active noise reduction structure of claim 2, wherein the limiting member is annular and has a constant thickness.
4. An active noise reduction structure according to claim 3, characterized in that the limiting member is a bearing (5).
5. An active noise reduction structure according to claim 4, characterized in that two bearings (5) are provided, respectively at the top and bottom end of the installation space.
6. An active noise reduction structure according to claim 4 or 5, characterized in that the bearing (5) is arranged between the inner cup (1) and the outer shell (2) in a tensioned manner, and a gap exists between the bottom of the inner cup (1) and the outer shell (2).
7. An active noise reduction structure according to claim 1, characterized in that the magnets (3) are permanent magnets.
8. An active noise reduction structure according to claim 1, characterized in that the inner cup (1) is provided with a cutter head.
9. An active noise reduction structure according to claim 8, further comprising a cover adapted to cover the housing (2), wherein the cover is provided with a cutter bar, and the cutter bar is provided with the cutter head.
10. An active noise reduction structure according to claim 8, characterized in that the cutter head is arranged on the inner wall of the inner cup (1) and moves synchronously with the inner cup (1).
11. A food processor comprising an active noise reduction structure according to any one of claims 1 to 10.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911063813.4A CN110897518A (en) | 2019-10-31 | 2019-10-31 | Active noise reduction structure and food processor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911063813.4A CN110897518A (en) | 2019-10-31 | 2019-10-31 | Active noise reduction structure and food processor |
Publications (1)
Publication Number | Publication Date |
---|---|
CN110897518A true CN110897518A (en) | 2020-03-24 |
Family
ID=69816366
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201911063813.4A Pending CN110897518A (en) | 2019-10-31 | 2019-10-31 | Active noise reduction structure and food processor |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110897518A (en) |
-
2019
- 2019-10-31 CN CN201911063813.4A patent/CN110897518A/en active Pending
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US20160032929A1 (en) | Blower fan | |
US6479914B2 (en) | Vibration motor having an eccentric weight and device including the same motor | |
EP2549629A2 (en) | Rotating electrical machine | |
US9140268B2 (en) | Bearing apparatus and blower fan | |
JPH1132466A (en) | Motor | |
US7175392B2 (en) | Ceiling fan motor with stationary shaft | |
JP2016133023A (en) | Centrifugal pump | |
CN211093558U (en) | Active noise reduction structure and food processor | |
CN110897518A (en) | Active noise reduction structure and food processor | |
CN112240368B (en) | Vibration reduction structure and electrical equipment | |
JP2006314166A (en) | Capacitor mounted motor and ventilator | |
JP2016513548A (en) | Blender motor housing | |
KR100686098B1 (en) | hybrid induction motor | |
KR101144174B1 (en) | A brush less direction current motor for blender | |
JP3380388B2 (en) | Fixed shaft motor | |
JP2017160847A (en) | Motor fan | |
CN207994743U (en) | Stator core, field frame assembly, motor and food cooking machine | |
CN215956218U (en) | Motor of juicer | |
EP2556930A1 (en) | Reciprocation driving device for a hair clipper blade assembly | |
CN217645061U (en) | Food processing device | |
CN213627701U (en) | Constant-pressure turbine generator | |
CN212992056U (en) | Novel DC brushless motor | |
CN112737215B (en) | Low-noise fan motor | |
CN215528766U (en) | Electric machine | |
CN211018608U (en) | Small brushless DC motor |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |