CN108926266A - Noise reduction lid, cup lid component and food cooking machine - Google Patents
Noise reduction lid, cup lid component and food cooking machine Download PDFInfo
- Publication number
- CN108926266A CN108926266A CN201710401941.XA CN201710401941A CN108926266A CN 108926266 A CN108926266 A CN 108926266A CN 201710401941 A CN201710401941 A CN 201710401941A CN 108926266 A CN108926266 A CN 108926266A
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- Prior art keywords
- block reinforcement
- noise reduction
- lid
- air passing
- passing hole
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- 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
- A47J43/0716—Parts or details, e.g. mixing tools, whipping tools for machines with tools driven from the lower side
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Food Science & Technology (AREA)
- Food-Manufacturing Devices (AREA)
Abstract
The present invention discloses a kind of noise reduction lid, cup lid component and food cooking machine, wherein noise reduction lid is applied to food cooking machine, and the noise reduction lid is plastic construction, and is equipped with silencing cavity, and the noise reduction lid is additionally provided with the exhaust outlet and air inlet for being connected to the silencing cavity；An at least resonant cavity is equipped in the silencing cavity, the resonant cavity has the through-hole for being connected to the silencing cavity.Technical solution of the present invention utilizes setting resonant cavity in noise reduction lid, so that the silencing cavity can not only inhibit the noise of the specific frequency generated in the food cooking machine course of work, it can also exclude the gas formed in the food cooking machine course of work and vapor, it can more radiate to the food materials in food cooking machine, improve the service performance of food cooking machine.
Description
Technical field
The present invention relates to family's electro-technical field, in particular to the cup lid component of a kind of noise reduction lid and application the noise reduction lid, with
And the food cooking machine using the cup lid component.
Background technique
Cup assembly is stirred in existing food cooking machine and base is split-type design, and motor needs high speed rotation with band
Movable arbor cuts material, and the high speed rotation of motor makes food cooking machine generate vibration, stirs the company of cup assembly and base
The leakage that sound easily occurs for place is connect, making food cooking machine, noise is larger during the work time, often reaches 90dB or more, to human body sense
Official affects greatly.Existing food cooking machine does not inhibit the noise, leads to making an uproar for existing food cooking machine
Sound is larger.
Summary of the invention
The main object of the present invention is to provide a kind of noise reduction lid, it is intended to reduce in existing food cooking machine operational process
Noise.
To achieve the above object, the present invention proposes a kind of noise reduction lid, is applied to food cooking machine, and the noise reduction lid is plastics
Structure, and it is equipped with silencing cavity, the noise reduction lid is additionally provided with the exhaust outlet and air inlet for being connected to the silencing cavity；
An at least resonant cavity is equipped in the silencing cavity, the resonant cavity has the through-hole for being connected to the silencing cavity.
Preferably, the first block reinforcement of annular, the lateral wall of first block reinforcement and the noise reduction are equipped in the silencing cavity
The inner sidewall of chamber is enclosed first chamber, and the air inlet is located in the enclosed region of first block reinforcement, the exhaust outlet position
In in the first chamber, first block reinforcement is equipped with the first air passing hole of the connection air inlet and the exhaust outlet, and institute
State the setting of exhaust outlet described in the first air passing hole face.
Preferably, the upper surface and lower end surface of first block reinforcement abut the roof and bottom wall of the silencing cavity respectively.
Preferably, the second block reinforcement of annular, second block reinforcement and first are additionally provided in the enclosed region of first block reinforcement
Block reinforcement is enclosed second chamber, and the air inlet is located in the enclosed region of second block reinforcement, and second block reinforcement, which is equipped with, to be connected
Lead to the second air passing hole of the air inlet and first air passing hole.
Preferably, the upper surface and lower end surface of second block reinforcement abut the roof and bottom wall of the silencing cavity respectively, and
The setting of first air passing hole described in the second air passing hole face.
Preferably, it is connected with first baffle between first block reinforcement and the second block reinforcement, first air passing hole and described
Second air passing hole is located at the two sides of the first baffle.
Preferably, be additionally provided in the enclosed region of second block reinforcement annular third block reinforcement, the third block reinforcement with it is described
Second gear muscle is enclosed third chamber, and the air inlet is located in the enclosed region of the third block reinforcement, and the third block reinforcement is set
There is the third air passing hole for being connected to the air inlet and second air passing hole.
Preferably, the upper surface and lower end surface of the third block reinforcement abut the roof and bottom wall of the silencing cavity respectively, and
The setting of second air passing hole described in the third air passing hole face.
Preferably, be connected with second baffle between second block reinforcement and the third block reinforcement, second air passing hole and
The third air passing hole is located at the two sides of the second baffle.
Preferably, the noise reduction lid includes upper cover and lower cover, and the upper cover and lower cover lid closes to form the silencing cavity, described
Exhaust outlet and the air inlet are opened in the upper cover and lower cover respectively.
Preferably, first block reinforcement, the second block reinforcement and third block reinforcement are circular ring shape or side's annular.
The present invention also proposes a kind of cup lid component, and including lid and above-mentioned noise reduction lid, the lid is equipped in it
The batching hole of side and lateral surface, the noise reduction lid are at least partly placed in the batching hole, and are sealedly attached to described feed intake
The hole wall in hole.
The present invention also proposes a kind of food cooking machine, including stirring cup assembly and above-mentioned cup lid component, the stirring cup
Component has accommodating chamber, and the cup lid component is connected to stirring cup assembly, and covers and close the accommodating chamber, and the air inlet and institute
Accommodating chamber is stated to be connected.
The noise reduction lid of technical solution of the present invention is applied to food cooking machine, and the stirring cup assembly of food cooking machine, which has, to be accommodated
Chamber, cup lid component is connected to stirring cup assembly, and is covered on accommodating chamber, food cooking machine during the work time, in accommodating chamber
Food materials make a noise because of whipping, and noise enters silencing cavity by the air inlet of noise reduction lid, are transferred to the external world by exhaust outlet later.?
During this, partial noise generates resonance in the resonant cavity of connection silencing cavity, and resonant cavity has intrinsic frequency, various frequencies
When noise enters air inlet, the close noise of the intrinsic frequency of only frequency and resonant cavity could be spread out of by exhaust outlet, and together
The identical noise of intrinsic frequency of vibration chamber then will receive inhibition, be stopped by resonant cavity, therefore resonant cavity plays Noise Reduction,
To reduce the noise generated in food cooking machine use process.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
The structure shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the structural schematic diagram of one embodiment of food cooking machine of the present invention；
Fig. 2 is bottom view, main view and the top view of cup lid component in Fig. 1；
Fig. 3 is top view in Fig. 2 along the cross-sectional view in the direction A-A；
Fig. 4 is the explosive view of cup lid component in Fig. 1；
Fig. 5 is the explosive view of noise reduction lid in Fig. 1；
Fig. 6 is the top view of lower cover in Fig. 5；
Fig. 7 is the explosive view of another embodiment of noise reduction lid in Fig. 1；
Fig. 8 is the top view of lower cover in Fig. 7；
Fig. 9 is the explosive view of the another embodiment of noise reduction lid in Fig. 1；
Figure 10 is the top view of lower cover in Fig. 9.
Drawing reference numeral explanation：
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute is only used in the embodiment of the present invention
In explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, if should
When particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In the present invention unless specifically defined or limited otherwise, term " connection ", " fixation " etc. shall be understood in a broad sense,
For example, " fixation " may be a fixed connection, it may be a detachable connection, or integral；It can be mechanical connection, be also possible to
Electrical connection；It can be directly connected, the connection inside two elements or two can also be can be indirectly connected through an intermediary
The interaction relationship of a element, unless otherwise restricted clearly.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
In addition, the description for being such as related to " first ", " second " in the present invention is used for description purposes only, and should not be understood as
Its relative importance of indication or suggestion or the quantity for implicitly indicating indicated technical characteristic.Define as a result, " first ",
The feature of " second " can explicitly or implicitly include at least one of the features.In addition, the technical side between each embodiment
Case can be combined with each other, but must be based on can be realized by those of ordinary skill in the art, when the combination of technical solution
Conflicting or cannot achieve when occur will be understood that the combination of this technical solution is not present, also not the present invention claims guarantor
Within the scope of shield.
Referring to figs. 1 to Figure 10, the present invention proposes a kind of noise reduction lid 10, is applied to food cooking machine, and noise reduction lid 10 is plastics
Structure, and it is equipped with silencing cavity 15, noise reduction lid 10 is additionally provided with the exhaust outlet 111 and air inlet 113 of connection silencing cavity 15；
An at least resonant cavity 151 is equipped in silencing cavity 15, resonant cavity 151 has the through-hole 1510 of connection silencing cavity 15.
The noise reduction lid 10 of technical solution of the present invention is applied to food cooking machine, and the stirring cup assembly 300 of food cooking machine has
There is accommodating chamber, cup lid component 100 is connected to stirring cup assembly 300, and is covered on accommodating chamber, and food cooking machine is in the course of work
In, the food materials in accommodating chamber make a noise because of whipping, and noise enters silencing cavity 15 by the air inlet 113 of noise reduction lid 10, later
The external world is transferred to by exhaust outlet 111.In the process, partial noise generates resonance in the resonant cavity 151 of connection silencing cavity 15,
Resonant cavity 151 has intrinsic frequency, which is at least one, and for one, which consolidates
Having frequency is fr.It is only certain near the intrinsic frequency of resonant cavity 151 when the noise of various frequencies enters air inlet 113
The noise of frequency could be spread out of by exhaust outlet 111, and noise identical with the intrinsic frequency of resonant cavity 151 then will receive inhibition,
As f=fr, frequency noise is stopped by the part of f by resonant cavity 151, and resonant cavity 151 plays filter action, at this time the frequency
The transmission coefficient of sound wave is 0.Enable and the noise of specific frequency inhibited using the food cooking machine of the noise reduction lid 10,
To reduce the noise generated in food cooking machine use process.
The vapor and other gases and heat generated in the accommodating chamber of food cooking machine can also be entered by air inlet 113
Silencing cavity 15 inside noise reduction lid 10, is then discharged outside to by gas outlet 111.So that the cup lid component 100 can not only be used
In the noise reduction to food cooking machine, vapor and other gases in discharge food cooking machine accommodating chamber can be also used for, it can also
For radiating to accommodating chamber inside, achieve the effect that multi-purpose content.
The cup lid component of food cooking machine generallys use plastic construction, because food cooking machine is during the work time, cup lid
Vibration is inevitably generated between component and stirring cup, plastic construction relative to metal structure there is certain noise reduction to make
With, similarly, in the embodiment of the present invention, the material of noise reduction lid 10 is selected as plastics, it can be between noise reduction lid 10 and lid 30
Connection play certain cushioning effect, so as to be between the two because vibration generate noise it is smaller.
In one embodiment of the invention, be equipped with the first block reinforcement 16 of annular in silencing cavity 15, the lateral wall of the first block reinforcement 16 with
The inner sidewall 152 of silencing cavity 15 is enclosed first chamber 1511, and air inlet 113 is located in the enclosed region of the first block reinforcement 16, row
Port 111 is located in the first chamber 1511, and the first block reinforcement 16 is equipped with connection air inlet 113 and the first of exhaust outlet 111 and crosses gas
Hole 161, and the 161 face exhaust outlet 111 of the first air passing hole is arranged.
Noise is concentrated in the enclosed region of the first block reinforcement 16 by the entrance silencing cavity 15 of air inlet 113, due to the first mistake gas
161 face exhaust outlet 111 of hole, noise then enter exhaust outlet 111, in the process, the sound wave of noise by the first air passing hole 161
Partial loss is during occurring reflection, refraction and diffraction etc. with the first block reinforcement 16, the energy loss of noise, to reduce by arranging
The noise that port 111 is spread out of.
In one embodiment, silencing cavity 15 has the bottom wall and roof being oppositely arranged, and the inner sidewall 152 of annular setting,
Inner sidewall 152 and the bottom wall and roof are enclosed silencing cavity 15 jointly.First block reinforcement 16 is that flat head and the tail connection is formed
Annular canister, and between the bottom wall and roof, there is the lower end surface in face of the upper surface of roof and in face of bottom wall.
Referring to fig. 4, Fig. 5 and Fig. 6, the upper surface and lower end surface of the first block reinforcement 16 abut roof and the bottom of silencing cavity 15 respectively
Wall is only connected to by the first air passing hole 161 with exhaust outlet 111 so that first chamber 1511 forms the chamber of sealing.First crosses gas
A resonant cavity 151 is collectively formed in hole 161 and the first chamber 1511.Noise in silencing cavity 15 is entered in the by air inlet 113
It resonates in resonant cavity 151 composed by one chamber 1511 and the first air passing hole 161, to inhibit and the resonant cavity 151
Intrinsic frequency identical frequency noise, reduce noise.
In one embodiment of the invention, the second block reinforcement 17 of annular, the second block reinforcement are additionally provided in the enclosed region of the first block reinforcement 16
17 and first block reinforcement 16 be enclosed second chamber 1512, air inlet 113 is located in the enclosed region of the second block reinforcement 17, the second block reinforcement
17 are equipped with the second air passing hole 171 of connection air inlet 113 and the first air passing hole 161.
Referring to Fig. 6, noise enters silencing cavity 15 by air inlet 113, and concentrates in the enclosed region of the second block reinforcement 17, then
Noise enters the first air passing hole 161 by the second air passing hole 171, in the process, the sound wave partial loss of noise in second gear
During reflection, refraction and diffraction etc. occur for muscle 17, the energy loss of noise, further, noise by the first air passing hole 161 into
Enter energy further loss during exhaust outlet 111, to further reduce the noise spread out of by exhaust outlet 111.
In one embodiment, the annular canister that the second block reinforcement 17 is also formed for flat head and the tail connection, and it is located at silencing cavity 15
Between bottom wall and roof, there is the lower end surface in face of the upper surface of roof and in face of bottom wall.
In one embodiment of the invention, the upper surface and lower end surface of the second block reinforcement 17 abut roof and the bottom of silencing cavity 15 respectively
Wall, and 171 the first air passing hole of face 161 of the second air passing hole is arranged, so that second chamber 1512 forms the chamber of sealing, only passes through
First air passing hole 161 is connected to the second air passing hole 171.A resonant cavity is collectively formed with second chamber 1512 in second air passing hole 171
151。
Due to 171 the first air passing hole of face 161 of the second air passing hole, noise enters the first air passing hole by the second air passing hole 171
161, in the process, noise resonates in the resonant cavity 151 composed by second chamber 1512 and the second air passing hole 171,
And then noise enters exhaust outlet 111 by the first air passing hole 161, and in the process, noise is in first chamber 1511 and the first mistake
It resonates in resonant cavity 151 composed by stomata 161.
In the embodiment, noise is generated with two resonant cavities 151 during being transferred to exhaust outlet 111 by air inlet 113 and is total to
Vibration, so that the noise reduction lid 10 is able to suppress the noise with the intrinsic frequency identical frequency of two resonant cavity 151, so that disappearing using this
The food cooking machine of sound lid 10 can inhibit the noise of one or two kinds of frequencies, keep noise in food cooking machine operational process further
Reduce.
Referring to figs. 7 and 8, in one embodiment of the invention, first gear is connected between the first block reinforcement 16 and the second block reinforcement 17
Plate 12, the first air passing hole 161 and the second air passing hole 171 are located at the two sides of first baffle 12.Preferably, the first air passing hole
161 and second air passing hole 171 close on first baffle 12 setting.
Due to being connected with first baffle 12 between the first block reinforcement 16 and the second block reinforcement 17, the sound wave of noise cannot be directly by
Two air passing holes 171 are transferred to the first air passing hole 161, but pass through the second air passing hole 171, then after second chamber 1512,
The first air passing hole 161 is reached again.At this point, the not necessarily sealed chamber of second chamber 1512, that is, do not need the upper of the second block reinforcement 17
End face and lower end surface abut the roof and bottom wall of silencing cavity 15 respectively.Certain second chamber 1512 or sealed chamber.
Since space is relatively narrow for second chamber 1512 for the second air passing hole 171, at this point, the second chamber 1512 is formed as expanding
Chamber, noise during being transferred to the first air passing hole 161 by the second air passing hole 171, first compress and expand afterwards by volume, and noise passes
Broadcast path middle section mutation, portion of energy can lose the reflection in sound wave and barrier, refraction, diffraction and scattering mistake
Journey, wherein with original sound wave in the case where amplitude is 180 ° of phase phase difference equal, generation is interfered and is offset reflected acoustic wave, because
This, the noise energy for reaching the outflow of the first air passing hole 161 reduces, so that using the food cooking machine operational process of the noise reduction lid 10
Middle noise reduces.
Further, the noise for reaching the first air passing hole 161 is also acted on by first chamber 1511 and the first air passing hole 161
The resonant cavity 151 that is collectively formed and generate resonance, noise is further suppressed, so that using the food cooking machine work of the noise reduction lid 10
Noise is smaller during work.
In the embodiment, expansion cavity and resonant cavity 151 are combined by noise reduction lid 10, are inhibited jointly to noise, are made
Noise can preferably be reduced using the food cooking machine of the noise reduction lid 10 during the work time by obtaining.
In one embodiment of the invention, the third block reinforcement 18 of annular, third block reinforcement are additionally provided in the enclosed region of the second block reinforcement 17
18 and second block reinforcement 17 be enclosed third chamber 1513, air inlet 113 is located in the enclosed region of third block reinforcement 18, third block reinforcement
18 are equipped with the third air passing hole 181 of connection air inlet 113 and the second air passing hole 171.
Noise enters silencing cavity 15 by air inlet 113, and concentrates in the enclosed region of third block reinforcement 18, and then noise is by the
Three air passing holes 181 enter the second air passing hole 171, and in the process, the sound wave partial loss of noise occurs in third block reinforcement 18
During reflection, refraction and diffraction etc., the energy loss of noise, into one, noise enters first by the second air passing hole 171 and crosses gas
The process in hole 161, and by the first air passing hole 161 enter exhaust outlet 111 during energy further loss, thus more into one
Step reduces the noise spread out of by exhaust outlet 111.
In one embodiment, the annular canister that third block reinforcement 18 is also formed for flat head and the tail connection, and it is located at silencing cavity 15
Between bottom wall and roof, there is the lower end surface in face of the upper surface of roof and in face of bottom wall.
In one embodiment of the invention, the upper surface and lower end surface of third block reinforcement 18 abut roof and the bottom of silencing cavity 15 respectively
Wall, and 181 the second air passing hole of face 171 of third air passing hole is arranged, so that third chamber 1513 forms the chamber of sealing, into passing through
Second crosses gas 171 is connected to third air passing hole 181.A resonant cavity is collectively formed in third air passing hole 181 and third chamber 1513
151.
Due to 181 the second air passing hole of face 171 of third air passing hole, noise enters the second air passing hole by third air passing hole 181
171, in the process, noise resonates in the resonant cavity 151 composed by third chamber 1513 and third air passing hole 181,
Noise then enters the first air passing hole 161 by the second air passing hole 171, and in the process, noise is in second chamber 1512 and second
It resonates in resonant cavity 151 composed by air passing hole 171, noise enters exhaust outlet 111 by the first air passing hole 161 again, herein
In the process, it resonates in noise resonant cavity 151 composed by first chamber 1511 and the first air passing hole 161.
In the embodiment, noise is generated in three resonant cavities 151 during being transferred to exhaust outlet 111 by air inlet 113 and is total to
Vibration, so that the noise reduction lid 10 is able to suppress noise identical with the intrinsic frequency of three resonant cavity 151, so that using the noise reduction lid
10 food cooking machine can inhibit a kind of, two or three frequency noise, make in food cooking machine operational process noise into one
Step reduces.
Referring to Fig. 9 and Figure 10, in one embodiment of the invention, second gear is connected between the second block reinforcement 17 and third block reinforcement 18
Plate 14, the second air passing hole 171 and third air passing hole 181 are located at the two sides of second baffle 14.Preferably, the second air passing hole
171 and third air passing hole 181 close on second baffle 14 setting.
Due to being connected with second baffle 14 between third block reinforcement 18 and the second block reinforcement 17, the sound wave of noise cannot be directly by
Three air passing holes 181 are transferred to the second air passing hole 171, but pass through third air passing hole 181, then after third chamber 1513,
The second air passing hole 171 is reached again.At this point, the not necessarily sealed chamber of third chamber 1513, that is, do not need the upper of third block reinforcement 18
End face and lower end surface abut the roof and bottom wall of silencing cavity 15 respectively.Certain third chamber 1513 or sealed chamber.
Since space is relatively narrow for third chamber 1513 for third air passing hole 181, at this point, the third chamber 1513 is formed as expanding
Chamber, noise during being transferred to the second air passing hole 171 by third air passing hole 181, first compress and expand afterwards by volume, and noise passes
Broadcast path middle section mutation, portion of energy can lose the reflection in sound wave and barrier, refraction, diffraction and scattering mistake
Journey, wherein with original sound wave in the case where amplitude is 180 ° of phase phase difference equal, generation is interfered and is offset reflected acoustic wave, because
This, the noise energy for reaching the outflow of the second air passing hole 171 reduces, so that using the food cooking machine operational process of the noise reduction lid 10
Middle noise reduces.
Further, the first air passing hole 161, in the process, noise are subsequently entered by the noise of the second air passing hole 171
It resonates in the resonant cavity 151 composed by second chamber 1512 and the second air passing hole 171, noise is again by the first air passing hole
161 enter exhaust outlet 111, in the process, noise resonant cavity composed by first chamber 1511 and the first air passing hole 161
It resonates in 151.Noise by being transferred to exhaust outlet 111 into the second air passing hole 171 during in two resonant cavities 151 generate altogether
Vibration, so that the noise reduction lid 10 is able to suppress noise identical with the intrinsic frequency of two resonant cavity 151, so that using the noise reduction lid
10 food cooking machine can inhibit the noise of one or two kinds of frequencies, subtract noise in food cooking machine operational process further
It is small.
In the embodiment, expansion cavity and resonant cavity are combined by noise reduction lid 10, are inhibited jointly to noise, so that answering
Noise can be preferably reduced during the work time with the food cooking machine of the noise reduction lid 10.
Referring to figs. 7 and 8, in one embodiment of the invention, first gear is connected between the first block reinforcement 16 and the second block reinforcement 17
Plate 12, the first air passing hole 161 and the second air passing hole 171 are located at the two sides of first baffle 12, and the second block reinforcement 17 and third
Second baffle 14 is connected between block reinforcement 18, the second air passing hole 171 and third air passing hole 181 are located at the two of second baffle 14
Side.Preferably, the first air passing hole 161 and the second air passing hole 171 close on first baffle 12, and the second air passing hole 171 and third
Air passing hole 181 closes on the setting of second baffle 14.
In the embodiment, second chamber 1512 and third chamber 1513 are all formed as expansion cavity, first chamber 1511 and
One air passing hole 161 forms resonant cavity 151, first passes through two expansion cavities by the noise that air inlet 113 enters in the embodiment and carries out one
After setting loss is lost, it is to resonate in resonant cavity 151, makes the noise reduction lid 10 to identical with the intrinsic frequency of the resonant cavity 151
Noise is inhibited, so that the food cooking machine using the noise reduction lid 10 can preferably reduce noise during the work time.
Referring to Fig. 5, Fig. 7 and Fig. 9, in the embodiment of the present invention, noise reduction lid 10 includes upper cover 11 and lower cover 13, upper cover 11 and under
The lid of lid 13, which closes, forms silencing cavity 15, and exhaust outlet 111 and air inlet 113 are opened in upper cover 11 and lower cover 13 respectively.Preferably, upper cover
11 lids close the silencing cavity 15 that lower covers 13 form sealing, that is, upper cover 11 outer rim and lower cover 13 the outer rim circumferentially company of sealing
It connects, which is connected to the external world with air inlet 113 by exhaust outlet 111.Upper cover and lower cover are set by noise reduction lid 10 mutually to cover
The structure of conjunction, the production and processing of the convenient noise reduction lid 10, simplifies the entirety of the food cooking machine using the noise reduction lid 10
Structure.
Fig. 5, Fig. 7 and Fig. 9, lower cover 13 is fixed in the lower end surface of the first block reinforcement 16, and the upper surface of the first block reinforcement 16 abuts
In upper cover 11, (abutting arrangement can directly be connected to lower cover 13 for the upper surface of first gear muscle 16, or the first block reinforcement
16 upper surface is connected to lower cover 13 by gasket) so that the top of the upper surface of the first block reinforcement 16 and lower end surface and silencing cavity 15
Wall and bottom wall are enclosed the first chamber 1511 of sealing.It should be understood that the first block reinforcement 16 is also securable to upper cover 11, first
The lower end surface of block reinforcement 16 is connected to lower cover 13, to form the first chamber 1511 of sealing, so that the first air passing hole 161 and sealing
A resonant cavity 151 is collectively formed in first chamber 1511.
Referring to Fig. 5 and Fig. 9, lower cover 13 is fixed in the lower end surface of the second block reinforcement 17, and the upper surface of the second block reinforcement 17 abuts
In upper cover 11, (abutting arrangement can directly be connected to lower cover 13 for the upper surface of second gear muscle 17, or the second block reinforcement
17 upper surface is connected to lower cover 13 by gasket) so that the top of the upper surface of the second block reinforcement 17 and lower end surface and silencing cavity 15
Wall and bottom wall are enclosed the second chamber 1512 of sealing.It should be understood that the second block reinforcement 17 is also securable to upper cover 11, second
The lower end surface of block reinforcement 17 is connected to lower cover 13, to form the second chamber 1512 of sealing, so that the second air passing hole 171 and sealing
A resonant cavity 151 is collectively formed in second chamber 1512.
Referring to Fig. 5, lower cover 13 is fixed in the lower end surface of third block reinforcement 18, and the upper surface of third block reinforcement 18 is connected to upper cover
11 (abutting arrangement can directly be connected to lower cover 13 for the upper surface of third gear muscle 18, or third block reinforcement 18 it is upper
End face is connected to lower cover 13 by gasket) so that the roof and bottom of the upper surface and lower end surface of third block reinforcement 18 and silencing cavity 15
Wall is enclosed the third chamber 1513 of sealing.It should be understood that third block reinforcement 18 is also securable to upper cover 11, third block reinforcement 18
Lower end surface be connected to lower cover 13, with formed sealing third chamber 1513 so that third block reinforcement 18 and sealing third chamber
1513 are collectively formed a resonant cavity 151.
Referring to Fig. 7, when second chamber 1512 forms expansion cavity 1514, the second block reinforcement 17 is fixed on lower cover 13, and second gear
There is gap between the upper surface of muscle 17 and upper cover 11 or abut.It should be understood that the second block reinforcement 17 is also securable to upper cover
11, there is gap between the lower end surface and lower cover 13 of the second block reinforcement 17 or abut.
Referring to Fig. 7 and Fig. 9, when third chamber 1513 forms expansion cavity 1514, third block reinforcement 18 is fixed on lower cover 13, and the
There is gap between the upper surface of three block reinforcements 18 and upper cover 11 or abut.It should be understood that third block reinforcement 18 is also securable to
Upper cover 11 has gap or abuts between the lower end surface and lower cover 13 of third block reinforcement 18.
In above-described embodiment, the first block reinforcement 16, the second block reinforcement 17 and third block reinforcement 18 are structure as a whole with upper cover 11,
It can be the first block reinforcement 16, the second block reinforcement 17 and third block reinforcement 18 to be structure as a whole with lower cover 13.Upper cover 11 and lower cover 13
Connection, which can be threaded connection and be also possible to snap connection equal those skilled in the art, commonly used to obtain fastening structure.
Referring to fig. 4, Fig. 5 and Fig. 6, in one embodiment of the invention, there are three resonant cavities 151 for the tool of noise reduction lid 10.It is understood that
Ground, resonant cavity 151 are not limited to three, can also be less or more, chamber and one of each resonant cavity 151 including a sealing
It is connected to the through-hole of the chamber and silencing cavity 15, the noise of more multi-frequency is inhibited by the way that more resonant cavities 151 are arranged,
It is within the scope of the invention.
Resonant cavity 151 in the present invention is mainly Helmholz resonance chamber, intrinsic frequency fr and the sealing of resonant cavity 151
The shapes and sizes of the shape of chamber, volume and through-hole 1510 are related, can be by emulation, by repeatedly surveying in actual design
The shapes and sizes of resonant cavity 151 required for examination obtains, to inhibit the noise of specific frequency.
It is equipped with motor (not shown) in the base 500 of food cooking machine, when motor presses certain rotation speed operation, what is issued makes an uproar
Voice frequency is fundamental frequency, and double frequency is twice of fundamental frequency, and quadruple rate is four times of fundamental frequency, in conjunction with Fig. 4, Fig. 5 and Fig. 6, this hair
In a bright embodiment, the tool of noise reduction lid 10 applied to food cooking machine, can using the resonance effects of sound there are three resonant cavity 151
Inhibit the noise of double frequency and quadruple rate, which is 422Hz/74.47dB (SPL), and quadruple rate is 844Hz/
80.36dB (SPL), which can be good at inhibiting both the above noise, so that the food cooking machine course of work
The noise of middle sending reduces.
The principle that Helmholz resonance chamber is utilized in resonant cavity 151 employed in technical solution of the present invention come to noise into
Row weakens, and therefore, the various malformations using Helmholz resonance chamber principle are suitable for technical solution of the present invention, also exist
In the range of the present invention protects.
Referring to figs. 7 and 8, in one embodiment of the invention, noise reduction lid 10 is that two expansion cavities combine a resonant cavity.Referring to
Fig. 9 and Figure 10, in one embodiment of the invention, noise reduction lid 10 is that an expansion cavity combines two resonant cavities 151.
The property of expansion cavity is：Smaller get over of transmission coefficient can be inhibited noise in communication process in silencing cavity 15, thoroughly
Penetrating coefficient and sound wave volume change during compression and expansion is in inverse ratio, and therefore, the sound wave of noise is being compressed and expanded
During volume change it is bigger, it is better to the inhibitory effect of noise.First chamber 1512 and second chamber 1512 are respectively formed
For the expansion cavity of annular setting, the expansion cavity of annular setting can effectively utilize the space of noise reduction lid 10 as far as possible, so that the
One chamber 1512 and the volume of second chamber 1512 are maximum, more preferable to the inhibitory effect of noise.Therefore, technical solution of the present invention
Noise reduction lid 10 can to greatest extent reduce the noise in the food cooking machine course of work.
In the embodiment of the present invention, the first block reinforcement 16, the second block reinforcement 17 and third block reinforcement 18 can be circular ring shape or side's annular.It will
First block reinforcement 16, the second block reinforcement 17 and third block reinforcement 18 are arranged to circular ring shape or side's annular, can match the outer of food cooking machine
Shape, and reduce its installation footprint.Referring to fig. 4 into Figure 10, the first block reinforcement 16, the second block reinforcement 17 and in illustrated embodiment
Three block reinforcements 18 are enclosed in circular ring shape, and referring to Fig. 3, air inlet 113 is located at the middle of lower cover 13, the first block reinforcement 16, second gear
Muscle 17 and third block reinforcement 18 are arranged concentrically.Certain air inlet 113 may be alternatively located at position between the eccentric occlusion of lower cover 13, the first block reinforcement
16, the second block reinforcement 17 and third block reinforcement 18 non-concentric can also be arranged, and be selected with specific reference to practical situations.
Referring to Fig. 3, in the embodiment of the present invention, lower cover 13 is convexly equipped with anti-overflow portion 131, air inlet away from the side of upper cover 11
113 run through anti-overflow portion 131.
Anti-overflow portion 131 is the boss for deviating from 11 side of upper cover set on lower cover 13, and air inlet 113 is connected to accommodating chamber and silencing cavity
15, being convexly equipped in lower cover 13 can prevent the material in accommodating chamber from working in food cooking machine away from the anti-overflow portion 131 of 11 side of upper cover
It overflows in the process.
Referring to fig. 2, Fig. 3 and Fig. 4, the present invention also propose a kind of cup lid component 100, which includes lid 30
With noise reduction lid 10, the specific structure of the noise reduction lid 10 is referring to above-described embodiment, since this noise reduction lid 10 uses above-mentioned all realities
Whole technical solutions of example, therefore at least all beneficial effects brought by the technical solution with above-described embodiment are applied, herein
No longer repeat one by one.Wherein, lid 30 is equipped with the batching hole 31 through its medial surface and lateral surface, and noise reduction lid 10 at least partly holds
It is placed in batching hole 31, and is sealedly attached to the hole wall of batching hole 31.
Air inlet 113 is connected to the two sides of lid 30 with exhaust outlet 111.
Referring to Fig. 1, the present invention also proposes a kind of food cooking machine, which includes stirring cup assembly 300 and cup
Cap assemblies 100, the specific structure of the cup lid component 100 is referring to above-described embodiment, since this cup lid component 100 uses above-mentioned institute
There are whole technical solutions of embodiment, therefore at least all beneficial effects brought by the technical solution with above-described embodiment,
This is no longer going to repeat them.Wherein, stirring cup assembly 300 has accommodating chamber (not shown), and cup lid component 100 is connected to stirring cup
Component 300, and conjunction accommodating chamber is covered, and air inlet 113 is connected to accommodating chamber.
Food cooking machine further includes base 500, and stirring cup assembly 300 is connected to one end of base 500, is set in base 500
There is a motor, in the food cooking machine course of work, motor rotation drives the stirring blade rotation in stirring cup assembly 300, thus to appearance
Intracavitary food materials of receiving are crushed and are stirred.Making an uproar in the noise and accommodating chamber that motor generates in the food cooking machine course of work
Sound and gas can enter silencing cavity 15 by air inlet 113, can be weakened by the noise of noise reduction lid 10, and noise reduction lid 10
Food materials in accommodating chamber can also be exhausted and be radiated.So that food cooking machine not only excellent noise reduction effect, and exhaust and heat dissipation
Effect is good.
Referring to Fig. 3, sealing ring 20 is equipped between the outer rim of the lower cover 13 of noise reduction lid 10 and the hole wall of batching hole 31, by close
Seal 20 seals lower cover 13 and lid 30.The sealing ring 20 can play the damping and drop to 30 junction of noise reduction lid 10 and lid
It makes an uproar effect.
The above description is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all at this
Under the inventive concept of invention, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/use indirectly
It is included in other related technical areas in scope of patent protection of the invention.
Claims (13)
1. a kind of noise reduction lid is applied to food cooking machine, which is characterized in that the noise reduction lid is plastic construction, and is equipped with noise reduction
Chamber, the noise reduction lid are additionally provided with the exhaust outlet and air inlet for being connected to the silencing cavity；
An at least resonant cavity is equipped in the silencing cavity, the resonant cavity has the through-hole for being connected to the silencing cavity.
2. noise reduction lid as described in claim 1, which is characterized in that the first block reinforcement of annular is equipped in the silencing cavity, it is described
The lateral wall of first block reinforcement and the inner sidewall of the silencing cavity are enclosed first chamber, and the air inlet is located at the first gear
In the enclosed region of muscle, the exhaust outlet is located in the first chamber, and first block reinforcement, which is equipped with, is connected to the air inlet and institute
The first air passing hole of exhaust outlet is stated, and exhaust outlet described in the first air passing hole face is arranged.
3. noise reduction lid as claimed in claim 2, which is characterized in that the upper surface and lower end surface of first block reinforcement abut respectively
The roof and bottom wall of the silencing cavity.
4. noise reduction lid as claimed in claim 2, which is characterized in that be additionally provided with the of annular in the enclosed region of first block reinforcement
Two block reinforcements, second block reinforcement and first gear muscle are enclosed second chamber, and the air inlet is located at second block reinforcement and is enclosed
In region, second block reinforcement is equipped with the second air passing hole for being connected to the air inlet and first air passing hole.
5. noise reduction lid as claimed in claim 4, which is characterized in that the upper surface and lower end surface of second block reinforcement abut respectively
The roof and bottom wall of the silencing cavity, and the first air passing hole described in the second air passing hole face is arranged.
6. noise reduction lid as claimed in claim 4, which is characterized in that be connected with first between first block reinforcement and the second block reinforcement
Baffle, first air passing hole and second air passing hole are located at the two sides of the first baffle.
7. noise reduction lid as claimed in claim 4, which is characterized in that be additionally provided with the of annular in the enclosed region of second block reinforcement
Three block reinforcements, the third block reinforcement and the second gear muscle are enclosed third chamber, and the air inlet is located at the third block reinforcement
In enclosed region, the third block reinforcement is equipped with the third air passing hole for being connected to the air inlet and second air passing hole.
8. noise reduction lid as claimed in claim 7, which is characterized in that the upper surface and lower end surface of the third block reinforcement abut respectively
The roof and bottom wall of the silencing cavity, and the second air passing hole described in the third air passing hole face is arranged.
9. noise reduction lid as claimed in claim 7, which is characterized in that be connected between second block reinforcement and the third block reinforcement
Second baffle, second air passing hole and the third air passing hole are located at the two sides of the second baffle.
10. noise reduction lid as described in any one of claim 1 to 9, which is characterized in that the noise reduction lid includes upper cover and lower cover,
The upper cover and lower cover lid closes to form the silencing cavity, and the exhaust outlet and the air inlet are opened in the upper cover under respectively
Lid.
11. such as the described in any item noise reduction lids of claim 7 to 9, which is characterized in that first block reinforcement, the second block reinforcement and the
Three block reinforcements are circular ring shape or side's annular.
12. a kind of cup lid component, which is characterized in that including lid and noise reduction lid as described in any one of claim 1 to 11, institute
It states lid and is equipped with the batching hole for running through its medial surface and lateral surface, the noise reduction lid is at least partly placed in the batching hole, and
It is sealedly attached to the hole wall of the batching hole.
13. a kind of food cooking machine, which is characterized in that including stirring cup assembly and cup lid component as claimed in claim 12,
The stirring cup assembly has accommodating chamber, and the cup lid component is connected to stirring cup assembly, and covers and close the accommodating chamber, and is described
Air inlet is connected with the accommodating chamber.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710401941.XA CN108926266B (en) | 2017-05-27 | 2017-05-27 | Amortization lid, bowl cover subassembly and food processor |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710401941.XA CN108926266B (en) | 2017-05-27 | 2017-05-27 | Amortization lid, bowl cover subassembly and food processor |
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| CN108926266A true CN108926266A (en) | 2018-12-04 |
| CN108926266B CN108926266B (en) | 2021-10-26 |
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| CN201710401941.XA Active CN108926266B (en) | 2017-05-27 | 2017-05-27 | Amortization lid, bowl cover subassembly and food processor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111820779A (en) * | 2019-04-15 | 2020-10-27 | 九阳股份有限公司 | Low-noise food processor |
| CN113243782A (en) * | 2020-03-26 | 2021-08-13 | 九阳股份有限公司 | Food preparation machine with good noise reduction effect |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111820779A (en) * | 2019-04-15 | 2020-10-27 | 九阳股份有限公司 | Low-noise food processor |
| CN113243782A (en) * | 2020-03-26 | 2021-08-13 | 九阳股份有限公司 | Food preparation machine with good noise reduction effect |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108926266B (en) | 2021-10-26 |
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