CN209300919U - Noise reduction bottom cover, frame component and cooking machine - Google Patents
Noise reduction bottom cover, frame component and cooking machine Download PDFInfo
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- CN209300919U CN209300919U CN201822031444.8U CN201822031444U CN209300919U CN 209300919 U CN209300919 U CN 209300919U CN 201822031444 U CN201822031444 U CN 201822031444U CN 209300919 U CN209300919 U CN 209300919U
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- noise reduction
- bottom cover
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- noise
- spiral case
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Abstract
The utility model discloses a kind of noise reduction bottom cover, frame component and cooking machine, which includes: pedestal, and the pedestal is equipped with air outlet；Spiral case is set to the pedestal, and the spiral case is equipped with the accommodating cavity accommodated for draught fan impeller, and the accommodating cavity is connected to the air outlet；And noise-reducing structure, the noise-reducing structure is connected to the spiral case, and has cavity, and the cavity wall of the cavity offers several bloops for being connected to the air outlet.The utility model is intended to provide a kind of reduction windage, and the noise reduction bottom cover of excellent noise reduction effect.
Description
Technical field
The utility model relates to cooking machine technical field, in particular to a kind of noise reduction bottom cover, using the machine of the noise reduction bottom cover
The cooking machine of holder assembly and the application frame component.
Background technique
As the improvement of people's living standards, people put forward higher requirements for quality of life, wall-breaking machine has a variety of
Function, can be used for Minced Steak, ice planer, and soya-bean milk etc. is the product of a a tractor serves several purposes.Wall-breaking machine carries heating function, and stirs
Exquisiteness is the product that numerous old men and health fan are pursued.But motor used by existing food cooking machine has
Have the characteristics that power is big, revolving speed is high, a large amount of heat would generally be generated in the motor course of work, in order to which motor work is effectively reduced
Temperature in the process ensures the normal work of motor, fan usually is arranged in the frame shell of frame component, for radiating.
But a large amount of high-frequency noise can be generated during fan work, this can cause extreme influence to human ear, to affect food
The usage experience of cooking machine.
However, existing food cooking machine usually increases the sound-absorbing materials such as acoustical cotton in air duct position, for absorbing sound, air duct goes out
The high-frequency noise of mouth position.But using the scheme of acoustical cotton noise reduction, there are shortcomings, such as acoustical cotton to be easy to increase windage, subtracts
The heat dissipation effect of weak blower；Acoustical cotton is easy to be blocked by grieshoch after long-term use, reduces sound-absorbing effect；There is also sound-absorbings simultaneously
Cotton is easy to fall off equal shortcomings.
Utility model content
The main purpose of the utility model is to provide a kind of noise reduction bottom cover, it is desirable to provide a kind of reduction windage, and noise reduction is imitated
The good noise reduction bottom cover of fruit.
To achieve the above object, the utility model proposes noise reduction bottom cover, be applied to food processor, the noise reduction bottom cover packet
It includes:
Pedestal, the pedestal are equipped with air outlet；
Spiral case is set to the pedestal, and the spiral case is equipped with the accommodating cavity accommodated for draught fan impeller, and the accommodating cavity is connected to institute
State air outlet；And
Noise-reducing structure, the noise-reducing structure is connected to the spiral case, and has cavity, and the cavity wall of the cavity offers company
Lead to several bloops of the air outlet.
Further, the noise-reducing structure includes being connected to the sound attenuating body of the spiral case and removable with the sound attenuating body
The cover board of connection is unloaded, the sound attenuating body and the cover board are enclosed the cavity, and the side wall of the sound attenuating body offers
Several bloops.
Further, the sound attenuating body is equipped with buckle, and the cover board corresponds to the buckle and is provided with card slot, the cover board
It is detachably connected by the cooperation and the sound attenuating body of the card slot and buckle.
Further, the sound attenuating body includes the perforated plate of the neighbouring air outlet and is oppositely arranged with the perforated plate
Baffle, the perforated plate offers several bloops.
Further, defining the distance between the perforated plate and the baffle is d, 50mm≤d≤300mm.
Further, 70mm≤d≤100mm.
Further, the aperture for defining the bloop is θ, 0.5mm≤θ≤3mm.
Further, 0.8mm≤θ≤1.5mm.
Further, the noise-reducing structure is additionally provided with silencing cotton or quieter material, and the silencing cotton or quieter material accommodate
In in the cavity.
Further, the pedestal includes bottom plate and encloses the coaming plate set on the base portion peripheral, and the spiral case is convexly equipped in institute
Bottom plate is stated, the coaming plate, the bottom plate and the spiral case are enclosed air-inlet cavity, and the bottom plate is equipped with the air outlet.
The utility model also proposes a kind of frame component, the motor group including frame shell and in the frame shell
Part, the frame shell include noise reduction bottom cover and the main case above the noise reduction bottom cover described above, the noise reduction
The side wall of bottom cover or the frame shell is equipped with air inlet.
The utility model also proposes a kind of cooking machine, including frame component and is installed on the stirring cup of the frame component
Component, the frame component are frame component described above.
The noise reduction bottom cover of technical solutions of the utility model includes pedestal and spiral case, and spiral case is equipped with the appearance accommodated for draught fan impeller
Chamber is set, accommodating cavity is connected to air outlet, by the way that noise-reducing structure is arranged on spiral case, is conducive to reduce windage；Further, by
The cavity wall of noise-reducing structure cavity offers several bloops of connection air outlet, is conducive to the noise reduction effect for improving bottom cover；Meanwhile
Using the holding cavity structure of noise-reducing structure, the problem of silencing cotton or acoustical cotton fall off in existing noise-reducing structure is effectively prevented.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the structural schematic diagram of one embodiment of the utility model cooking machine；
Fig. 2 is the structural schematic diagram of one embodiment of the utility model noise reduction bottom cover；
Fig. 3 is another viewing angle constructions schematic diagram of one embodiment of the utility model noise reduction bottom cover；
Fig. 4 is the decomposition diagram of one embodiment of the utility model noise reduction bottom cover；
Fig. 5 is the structural schematic diagram for the embodiment that the utility model noise reduction bottom cover removes cover board；
Fig. 6 is the enlarged diagram in Fig. 5 at A.
Drawing reference numeral explanation:
| Label | Title | Label | Title |
| 100 | Noise reduction bottom cover | 311 | Perforated plate |
| 1 | Pedestal | 311a | Bloop |
| 1a | Air-inlet cavity | 312 | Baffle |
| 11 | Bottom plate | 313 | Buckle |
| 11a | Air outlet | 32 | Cover board |
| 12 | Coaming plate | 321 | Card slot |
| 12a | Air inlet | 400 | Main case |
| 2 | Spiral case | 500 | Frame shell |
| 2a | Accommodating cavity | 600 | Frame component |
| 21 | Afflux portion | 700 | Stir cup assembly |
| 22 | Outlet section | 710 | Cup body component |
| 3 | Noise-reducing structure | 720 | Cup lid component |
| 3a | Cavity | 800 | Cooking machine |
| 31 | Sound attenuating body |
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment
It is only used for explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, such as
When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In the present invention unless specifically defined or limited otherwise, term " connection ", " fixation " etc. should do broad sense reason
Solution, for example, " fixation " may be a fixed connection, may be a detachable connection, or integral；It can be mechanical connection, it can also
To be electrical connection；It can be directly connected, the connection inside two elements can also be can be indirectly connected through an intermediary
Or the interaction relationship of two elements, unless otherwise restricted clearly.It for the ordinary skill in the art, can be with
The concrete meaning of above-mentioned term in the present invention is understood as the case may be.
In addition, the description for being such as related to " first ", " second " in the present invention is used for description purposes only, and cannot manage
Solution is its relative importance of indication or suggestion or the quantity for implicitly indicating indicated technical characteristic.Define as a result, " the
One ", the feature of " second " can explicitly or implicitly include at least one of the features.In addition, the skill between each embodiment
Art scheme can be combined with each other, but must be based on can be realized by those of ordinary skill in the art, when technical solution
It will be understood that the combination of this technical solution is not present in conjunction with there is conflicting or cannot achieve when, also not in the utility model
It is required that protection scope within.
The utility model proposes a kind of noise reduction bottom covers 100, are applied to food processor.It should be understood that food processor
It can be soy bean milk making machine, wall-breaking machine, juice extractor or blender etc..
Incorporated by reference to referring to figs. 1 to Fig. 6, in the utility model embodiment, which includes pedestal 1, spiral case 2
And noise-reducing structure 3, wherein pedestal 1 is equipped with air outlet 11a；Spiral case 2 is set to pedestal 1, and spiral case 2 is equipped with and accommodates for draught fan impeller
Accommodating cavity 2a, accommodating cavity 2a are connected to air outlet 11a；Noise-reducing structure 3 is connected to spiral case 2, and has cavity 3a, the cavity wall of cavity 3a
Offer several bloop 311a of connection air outlet 11a.
It should be understood that pedestal 1 and spiral case 2 can be integrated formed structure, the processing for being conducive to noise reduction bottom cover 100 is raw
It produces；Certainly, pedestal 1 and spiral case 2 are also possible to separate structure, are conducive to the dismounting of noise reduction bottom cover 100.For example, pedestal 1 and spiral case 2
Using the mode that is fixedly connected, such as weld；Detachable connection method can also be used, such as snap connection, be threadedly coupled, screw company
Connect or pin connection etc., it is not limited here.
Specifically, pedestal 1 includes that bottom plate 11 and the coaming plate 12 namely bottom plate 11 and coaming plate 12 that enclose set on 11 periphery of bottom plate enclose
Conjunction forms groove structure.Spiral case 2 is convexly equipped in bottom plate 11 namely the protrusion direction of spiral case 2 is identical as the extending direction of coaming plate 12.It encloses
The outer wall of plate 12, bottom plate 11 and spiral case 2 is enclosed air-inlet cavity 1a, and the inner wall of spiral case 2 forms accommodating cavity 2a, for accommodating blower
Impeller.It should be understood that the outlet air that the inner wall of spiral case 2 is connected to accommodating cavity 2a backwards to the formation of the side of coaming plate 12 with bottom plate 11 is logical
Road.
In the present embodiment, coaming plate 12 offers air inlet 12a, and air inlet 12a is connected to air-inlet cavity 1a, the accommodating of spiral case 2
Chamber 2a is connected to air-inlet cavity 1a.Bottom plate 11 is equipped with air outlet 11a namely spiral case 2 and matches with bottom plate 11 backwards to the side of air-inlet cavity 1a
Conjunction forms air outlet 11a, and air outlet 11a is connected to accommodating cavity 2a and air-out passage.
Specifically, noise-reducing structure 3 has cavity 3a, and noise-reducing structure 3 offers the several of connection air outlet 11a and cavity 3a
Bloop 311a namely several bloop 311a opens up the cavity wall with cavity 3a, and several bloop 311a are connected to air-out passage.
It should be understood that noise-reducing structure 3 and spiral case 2 can be integrated formed structure, be so conducive to noise reduction bottom cover 100
Processing；Certainly, noise-reducing structure 3 and spiral case 2 are also possible to separate structure, are conducive to the dismounting of noise reduction bottom cover 100.For example, disappearing
Sound structure 3 uses with spiral case 2 and is fixedly connected with mode, such as welds；Detachable connection method can also be used, such as snap connection,
Threaded connection, screw connection or pin connection etc., it is not limited here.
The noise reduction bottom cover 100 of the utility model includes pedestal 1 and spiral case 2, and spiral case 2 is equipped with the accommodating accommodated for draught fan impeller
Chamber 2a, accommodating cavity 2a are connected to air inlet 12a and air outlet 11a, by the way that noise-reducing structure 3 is arranged on spiral case 2, are conducive to reduce wind
Resistance；Further, by offering several bloop 311a of connection air outlet 11a in the cavity wall of 3 cavity 3a of noise-reducing structure, have
Conducive to the noise reduction effect for improving bottom cover 100；Meanwhile using the cavity 3a structure of noise-reducing structure 3, existing noise reduction knot is effectively prevented
The problem of silencing cotton or acoustical cotton fall off in structure 3.
In order to further increase the erasure effect of noise-reducing structure 3, in the present embodiment, noise-reducing structure 3 is additionally provided with silencing cotton
Or quieter material, silencing cotton or quieter material are contained in cavity 3a.It should be understood that silencing cotton or quieter material can be tool
There are the material or component of porous structure, such as sponge etc., it is not limited here.
In order to avoid silencing cotton or quieter material fall wadding or break-off after being used for a long time, in the present embodiment,
Silencing cotton or quieter material are contained in cavity 3a, using the cooperation of silencing cotton or quieter material and several bloop 311a, no
It addresses only silencing cotton or the problems such as quieter material falls wadding or is detached from, the erasure effect of noise-reducing structure 3 is also had submitted, to improve
The noise reduction effect of noise reduction bottom cover 100.
Further, as shown in Fig. 2, Fig. 4 and Fig. 5, in the present embodiment, noise-reducing structure 3 includes being connected to disappearing for spiral case 2
Sound main body 31 and the cover board 32 being detachably connected with sound attenuating body 31, sound attenuating body 31 and cover board 32 are enclosed cavity 3a, disappear
The side wall of sound main body 31 offers several bloop 311a.
It should be understood that noise-reducing structure 3 is designed as 32 structure of sound attenuating body 31 and cover board, and detachable using cover board 32
Ground is connected on sound attenuating body 31, is not only contributed to the silencing cotton being convenient for changing in cavity 3a or quieter material, is further ensured that
Noise-reducing structure 3 effectively realizes noise reduction.Meanwhile the cavity 3a that sound attenuating body 31 and cover board 32 are formed is resonant cavity, utilizes bloop
311a and resonant cavity form nurse hertz resonant cavity suddenly and realize silencing function.
Specifically, as shown in Fig. 2, Fig. 4 and Fig. 5, in the present embodiment, sound attenuating body 31 is equipped with buckle 313, and cover board 32 is right
313 should be buckled and be provided with card slot 321, cover board 32 is detachably connected by the cooperation of card slot 321 and buckle 313 with sound attenuating body 31
It connects.
It should be understood that the aesthetics in order to guarantee noise reduction bottom cover 100, cover board 32 is located at noise-reducing structure 3 far from bottom plate 11
Side, be so also easy to open cover board 32 replace cavity 3a in silencing cotton or quieter material.In the present embodiment, it buckles
313 and card slot 321 can be the mode of snapping connection, naturally it is also possible to using be threadedly coupled, screw connection or pin connection etc. side
Formula realizes that cover board 32 is detachably connected with sound attenuating body 31, it is not limited here.
Further, as shown in Figures 2 to 6, in the present embodiment, sound attenuating body 31 includes wearing for neighbouring air outlet 11a
Orifice plate 311 and the baffle 312 being oppositely arranged with perforated plate 311, perforated plate 311 offer several bloop 311a.It is understood that
, the perforated plate 311 for offering several bloop 311a is arranged adjacent to air outlet 11a, is so conducive to the reduction of noise-reducing structure 3
Windage improves heat dissipation effect.
In the present embodiment, spiral case 2 is on bottom plate 11 and towards air-inlet cavity 1a internal projection, so that spiral case 2 is backwards to air-inlet cavity
The side of 1a forms air-out passage.Spiral case 2 includes the afflux portion 21 and outlet section 22 of integrally connected, and afflux portion 21 forms accommodating cavity
2a, for installing accommodating draught fan impeller, outlet section 22 forms air outlet 11a far from the one end in afflux portion 21, and outlet section 22 is in expand
Mouth shape, facilitates outlet air.Afflux portion 21 offers entrance, and air-inlet cavity 1a is connected to by entrance with accommodating cavity 2a.It should be understood that wearing
Orifice plate 311 is connected to outlet section 22 at air outlet 11a.Air duct wall surface due to the design of perforated plate 311 in air-out passage, root
According to Flow Field Distribution rule, the flow velocity of the position is smaller, therefore design perforated plate 311 can reduce windage in the position, and reduction is worn
Influence of the orifice plate 311 to motor temperature rise.
Further, in order to simplify noise-reducing structure 3 and spiral case 2 connection structure and more convenient noise reduction bottom cover 100
Processing, as shown in Figures 3 to 6, in the present embodiment, perforated plate 311 is an integral molding structure with spiral case 2.
Further, in order to which the erasure effect for optimizing noise-reducing structure 3 in the present embodiment, defines as shown in Figures 4 to 6
The distance between perforated plate 311 and baffle 312 are d, 50mm≤d≤300mm.Specifically, distance d be 50mm, 60mm, 70mm,
80mm、90mm、100mm、120mm、140mm、160mm、180mm、200mm、220mm、240mm、260mm、280mm、300mm。
So be conducive to for noise-reducing structure 3 being arranged in air-inlet cavity 1a, and do not influence the structure of pedestal 1.Preferably, 70mm≤d≤
100mm。
It should be understood that according to the density for opening up bloop 311a on the adjustable perforated plate 311 of frequency of noise, with reality
Now change noise reduction frequency range, can specifically design according to the actual situation, it is not limited here.Certainly, according to the needs of the frequency of noise,
Also the aperture of bloop 311a can be changed, such as set inconsistent aperture for the aperture of bloop 311a on perforated plate 311,
It is not limited here.In the present embodiment, the aperture for defining bloop 311a is θ, 0.5mm≤θ≤3mm.Aperture θ be 0.5mm,
0.8mm,1.0mm,1.2mm,1.5mm,1.7mm,2mm,2.2mm,2.5mm,2.8mm,3mm.Preferably, 0.8mm≤θ≤
1.5mm。
When sound wave is incident in resonant cavity (namely cavity 3a) by bloop 311a, the air of resonant cavity is activated,
Resonance will be generated, the medium in cavity 3a will generate compression or dilatancy, and gas is made to shake back and forth in the position bloop 311a
It is dynamic, with hole wall friction energy-dissipating, realize noise elimination function.
Wherein the frequency of noise elimination of 3 resonant cavity of noise-reducing structure isQ is bloop on perforated plate 311 in formula
The percent opening of 311a, q=S/S0, S is the gross area of bloop 311a in perforated plate 311, S0For the gross area of perforated plate 311, h
For resonant cavity thickness (namely cavity 3a cavity wall thickness), l is the thickness of perforated plate 311, c0For the speed of acoustic propagation in air.By
It is thick that formula can be seen that the percent opening of bloop 311a and resonant cavity thickness and perforated plate 311 on resonant frequency and perforated plate 311
Structural parameters related, therefore that perforated plate 311 can be designed according to the frequency of air duct noise in practice are spent, it is not limited here.
Further, in the present embodiment, bloop 311a is circular hole, rectangular opening, tri-angle-holed or polygonal hole.It is preferred that
Ground, bloop 311a are circular hole.
As shown in Figure 1, the utility model also proposes a kind of frame component 600, including frame shell 500 and it is set to base shell
Electric machine assembly (not shown) in body 500, frame shell 500 include above-mentioned noise reduction bottom cover 100 and are set on noise reduction bottom cover 100
The main case 400 of side.The specific structure of the noise reduction bottom cover 100 is with reference to the foregoing embodiments.Before being used due to this frame component 600
Whole technical solutions of all embodiments are stated, therefore at least all beneficial to effect brought by the technical solution with previous embodiment
Fruit, this is no longer going to repeat them.
As shown in Figure 1, in the present embodiment, frame shell 500 includes noise reduction bottom cover 100 and is set on noise reduction bottom cover 100
The main case 400 of side, the substantially cylindrical structure of main case 400, and be extended in vertical direction.Main case 400 and noise reduction
Bottom cover 100 is detachably connected, optionally, main case 400 can be connected by a snap mode, screw connecting mode or other effectively
Connection type is detachably connected with noise reduction bottom cover 100.
Electric machine assembly includes the driving motor and radiator fan being connected, and radiator fan is set in wind scooper, radiation air
The draught fan impeller of fan is located in accommodating cavity 2a.It should be understood that forming connection air inlet 12a and air outlet in frame shell 500
The air duct of 11a, the lower end of driving motor and radiator fan are all set in the air duct, and wind scooper is also located in the air duct, wind-guiding
The outside of cover forms the air-inlet cavity 1a being connected to air inlet 12a, and the inside of wind scooper forms the outlet air wind being connected to air outlet 11a
Road, exhaust air flue are connected with air-inlet cavity 1a.In this way, when radiator fan operation, between wind scooper and driving motor shell
The exhaust air flue that hot-air constantly passes through spiral case 2 is discharged frame shell 500, and the cold air outside frame shell 500 is continuous
Ground is introduced between wind scooper and driving motor shell by air inlet 12a, to carry out radiating and cooling to driving motor.Namely
Say, when radiator fan operation, the heat generated in the driving motor course of work as air-flow is discharged frame shell 500, from
And the temperature of driving motor is in normal range (NR), to ensure the normal operating conditions of driving motor.It should be understood that into
Air port 12a may also set up the side wall that side wall namely air inlet 12a in frame shell 500 are opened in main case 400.
As shown in Figure 1, the utility model also proposes a kind of cooking machine 800, including frame component 600 and it is installed on base
The stirring cup assembly 700 of component 600.The specific structure of the frame component 600 is referring to above-described embodiment, due to this food cooking machine
800 use whole technical solutions of above-mentioned all embodiments, therefore at least the technical solution with above-described embodiment is brought
All beneficial effects, this is no longer going to repeat them.
Wherein, stirring cup assembly 700 includes cup body component 710 and cup lid component 720, and cup lid component 720 is covered on cup body
The lower end of the upper end of component 710, cup body component 710 is connect with frame component 600.Cup body component 710 includes that cup body and part are stretched
Enter the intracorporal blade assembly of cup, blade assembly includes cutter shaft, the electric machine shaft driving connection of cutter shaft and driving motor, thus realization pair
The whipping effect of the intracorporal food of cup.In the present embodiment, cooking machine 800 may include soy bean milk making machine, wall-breaking machine, juice extractor, stir
Mix machine etc..
The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model,
It is all under the inventive concept of the utility model, equivalent structure made based on the specification and figures of the utility model becomes
It changes, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (10)
1. a kind of noise reduction bottom cover, it is applied to food processor, which is characterized in that the noise reduction bottom cover includes:
Pedestal, the pedestal are equipped with air outlet；
Spiral case is set to the pedestal, and the spiral case is equipped with the accommodating cavity accommodated for draught fan impeller, and the accommodating cavity connection is described out
Air port；And
Noise-reducing structure, the noise-reducing structure is connected to the spiral case, and has cavity, and the cavity wall of the cavity offers connection institute
State several bloops of air outlet.
2. noise reduction bottom cover as described in claim 1, which is characterized in that the noise-reducing structure includes being connected to disappearing for the spiral case
Sound main body and the cover board being detachably connected with the sound attenuating body, the sound attenuating body and the cover board are enclosed the appearance
Chamber, the side wall of the sound attenuating body offer several bloops.
3. noise reduction bottom cover as claimed in claim 2, which is characterized in that the sound attenuating body is equipped with buckle, and the cover board is corresponding
The buckle is provided with card slot, and the cover board is detachably connected by the cooperation of the card slot and buckle with the sound attenuating body.
4. noise reduction bottom cover as claimed in claim 3, which is characterized in that the sound attenuating body includes wearing for the neighbouring air outlet
Orifice plate and the baffle being oppositely arranged with the perforated plate, the perforated plate offer several bloops.
5. noise reduction bottom cover as claimed in claim 4, which is characterized in that define the distance between the perforated plate and the baffle
For d；
50mm≤d≤300mm；Or, 70mm≤d≤100mm.
6. the noise reduction bottom cover as described in any one of claims 1 to 5, which is characterized in that the aperture for defining the bloop is
θ；
0.5mm≤θ≤3mm；Or, 0.8mm≤θ≤1.5mm.
7. the noise reduction bottom cover as described in any one of claims 1 to 5, which is characterized in that the noise-reducing structure is additionally provided with noise reduction
Cotton or quieter material, the silencing cotton or quieter material are contained in the cavity.
8. the noise reduction bottom cover as described in any one of claims 1 to 5, which is characterized in that the pedestal includes that bottom plate and enclosing is set
In the coaming plate of the base portion peripheral, the spiral case is convexly equipped in the bottom plate, and the coaming plate, the bottom plate and the spiral case enclose shape
At air-inlet cavity, the bottom plate is equipped with the air outlet.
9. a kind of frame component, which is characterized in that the electric machine assembly including frame shell and in the frame shell, it is described
Frame shell includes such as noise reduction bottom cover described in any item of the claim 1 to 8 and the host above the noise reduction bottom cover
The side wall of shell, the noise reduction bottom cover or the main case is equipped with air inlet.
10. a kind of cooking machine, including frame component and it is installed on the stirring cup assembly of the frame component, which is characterized in that
The frame component is frame component as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822031444.8U CN209300919U (en) | 2018-12-04 | 2018-12-04 | Noise reduction bottom cover, frame component and cooking machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822031444.8U CN209300919U (en) | 2018-12-04 | 2018-12-04 | Noise reduction bottom cover, frame component and cooking machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209300919U true CN209300919U (en) | 2019-08-27 |
Family
ID=67675692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822031444.8U Active CN209300919U (en) | 2018-12-04 | 2018-12-04 | Noise reduction bottom cover, frame component and cooking machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209300919U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023060880A1 (en) * | 2021-10-13 | 2023-04-20 | 广东美的生活电器制造有限公司 | Noise reduction device, base, lid, and food processor |
-
2018
- 2018-12-04 CN CN201822031444.8U patent/CN209300919U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023060880A1 (en) * | 2021-10-13 | 2023-04-20 | 广东美的生活电器制造有限公司 | Noise reduction device, base, lid, and food processor |
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