CN207250134U - A kind of household electrical appliance - Google Patents

A kind of household electrical appliance Download PDF

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Publication number
CN207250134U
CN207250134U CN201720617809.8U CN201720617809U CN207250134U CN 207250134 U CN207250134 U CN 207250134U CN 201720617809 U CN201720617809 U CN 201720617809U CN 207250134 U CN207250134 U CN 207250134U
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CN
China
Prior art keywords
household electrical
electrical appliance
sound
storehouse
insulationg board
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CN201720617809.8U
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Chinese (zh)
Inventor
俞国新
范强
成俊亮
李靖
王霁昀
房雯雯
项红荧
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Qingdao Haier Smart Technology R&D Co Ltd
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Qingdao Haier Smart Technology R&D Co Ltd
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Priority to CN201720617809.8U priority Critical patent/CN207250134U/en
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Abstract

The utility model provides a kind of household electrical appliance, such as air-conditioning, refrigerator, washing machine, the household electrical appliance include shell and the noise source being arranged in shell, the noise source is usually compressor or motor etc., the household electrical appliance are included to place the noise reduction storehouse of the noise source, and the noise reduction storehouse combines installation by several sides and forms and the noise source is contained in noise reduction storehouse completely;At least one side is sound insulationg board, and the sound insulationg board includes several units that insulate against sound substantially.So as to which the sound insulationg board includes several sound insulation units, and each sound insulation unit can reach the effect of noise reduction, therefore some sound insulation units are combined and can reach more preferable sound insulation effect.

Description

A kind of household electrical appliance
Technical field
This application involves field of household appliances, more particularly to there are the household electrical appliance of noise source.
Background technology
In the modern life, requirement of the people to household electrical appliance is higher and higher, and household electrical appliance usually require motor, compressor Deng could work normally, and the noise of motor, compressor etc. is very big, therefore the noise for how reducing noise source always is The household electrical appliance need the technical barrier solved.The noise source of the household electrical appliances such as household electrical appliance is mainly distributed on middle low frequency, and mainly For the radiated noise of noise source.The noise noise reduction unobvious of traditional acoustic damping materials centering low frequency, to enhancing tradition drop Make an uproar the sound insulation and noise reducing effect of material, its equivalent density need to be improved by way of increasing thickness.
But the increase of thickness can cause heat dissipation effect to be deteriorated again, so as to cause the performance of noise source and reliability to deteriorate.
Therefore, it is necessary to designing a kind of can not only take into account radiates but also can effectively reduce the middle low frequency noise that noise source is given off Household electrical appliance, realize the reliability noise reduction of household electrical appliance.
Utility model content
One of to solve the above-mentioned problems, present applicant proposes a kind of household electrical appliance.
To achieve these goals, the technical solution that one embodiment of the application provides is as follows:A kind of household electrical appliance, it is described Household electrical appliance include shell and the noise source being arranged in shell, and the household electrical appliance are included to place the noise reduction of the noise source Storehouse, the noise reduction storehouse combine installation by several sides and form and the noise source is contained in noise reduction storehouse completely;At least one A side is sound insulationg board, and the sound insulationg board includes several units that insulate against sound substantially.
As further improvement of the utility model, the basic sound insulation unit is including setting in a ring and right with two Claim opening outer framework, be covered in the outer framework one or two opening on film and be contained in the outer framework Mass block.
As further improvement of the utility model, the material of the film is flexible material.
As further improvement of the utility model, the mass block is fixed on the film.
As further improvement of the utility model, the shape of the mass block is cylinder, circular ring shape or it is square in It is one or more
As further improvement of the utility model, the mass block is fixed on outer framework.
As further improvement of the utility model, the basic sound insulation unit includes obligatory point, and the obligatory point sets up separately It is connected in the both sides of the mass block and with the outer framework.
As further improvement of the utility model, the film covers two openings of the outer framework and makes described The receiving space of closing is formed in outer framework, sound-absorbing material is filled with the basic sound insulation unit.
As further improvement of the utility model, the sound insulationg board is also formed with some heat emission holes, the heat emission hole shape Between basic sound insulation unit described in Cheng Yu.
As further improvement of the utility model, the noise reduction storehouse includes housing storehouse and folding in the door on collecting storehouse Body, the door body are sound insulationg board, and the door body is fixed on and is housed on storehouse by screw or slip pull.
The beneficial effects of the utility model:Household electrical appliance in the utility model include the noise reduction for placing noise source Storehouse, at least one side in the noise reduction storehouse is sound insulationg board, and sound insulationg board includes several units that insulate against sound substantially.It is any basic Sound insulation unit is respectively provided with sound insulation effect, so that, the sound insulationg board has more preferable sound insulation effect.
Brief description of the drawings
Attached drawing described herein is used for providing further understanding of the present application, forms the part of the application, this Shen Schematic description and description please is used to explain the application, does not form the improper restriction to the application.In the accompanying drawings:
Fig. 1 is the structure diagram of the first embodiment electric refrigerator of the utility model household electrical appliance;
Fig. 2 is the enlarged diagram that A encloses part in Fig. 1;
Fig. 3 is the structure diagram of the first embodiment electric refrigerator of the utility model household electrical appliance;
Fig. 4 is the enlarged diagram that B encloses part in Fig. 3;
Fig. 5 is another structure diagram of the first embodiment electric refrigerator of the utility model household electrical appliance;
Fig. 6 is another structure diagram of the first embodiment electric refrigerator of the utility model household electrical appliance;
Fig. 7 is the structure diagram of second of embodiment air-conditioning of the utility model household electrical appliance;
Fig. 8 is the enlarged diagram that A encloses part in Fig. 7;
Fig. 9 is the structure diagram of second of embodiment air-conditioning of the utility model household electrical appliance;
Figure 10 is the enlarged diagram that B encloses part in Fig. 9;
Figure 11 is the structure diagram of the third embodiment air-conditioning of the utility model household electrical appliance;
Figure 12 is the enlarged diagram that A encloses part in Figure 11;
Figure 13 is the structure diagram of the third embodiment air-conditioning of the utility model household electrical appliance;
Figure 14 is the enlarged diagram that B encloses part in Figure 13;
Figure 15 is another structure diagram of the third embodiment air-conditioning of the utility model household electrical appliance;
Figure 16 is the enlarged diagram that C encloses part in Figure 15;
Figure 17 is another structure diagram of the third embodiment air-conditioning of the utility model household electrical appliance;
Figure 18 is the enlarged diagram that D encloses part in Figure 17.
Embodiment
To make the purpose, technical scheme and advantage of the application clearer, below in conjunction with the application specific embodiment and Technical scheme is clearly and completely described in corresponding attached drawing.Obviously, described embodiment is only the application one Section Example, instead of all the embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not doing Go out all other embodiments obtained under the premise of creative work, shall fall in the protection scope of this application.
The embodiment of the utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning Same or similar element is represented to same or similar label eventually or there is same or like element.Below by ginseng The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and it is not intended that to the utility model Limitation.
In the description of the utility model, it is to be understood that term " longitudinal direction ", " transverse direction ", " on ", " under ", " preceding ", The orientation or position relationship of the instruction such as " rear ", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer " are based on attached Orientation or position relationship shown in figure, are for only for ease of and describe the utility model and simplify to describe, rather than instruction or hint Signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this The limitation of utility model.
In the description of the utility model, unless otherwise prescribed with restriction, it is necessary to explanation, term " installation ", " phase Even ", " connection " should be interpreted broadly, for example, it may be the company inside mechanical connection or electrical connection or two elements It is logical, it can be directly connected, can also be indirectly connected by intermediary, for the ordinary skill in the art, can To understand the concrete meaning of above-mentioned term as the case may be.
As shown in Fig. 1 to Figure 18, the household electrical appliance in the utility model include any household electric for having noise source can be used Device, the noise source include motor, compressor, wind turbine etc., and therefore, the household electrical appliance include air-conditioning, refrigerator, refrigerator-freezer, laundry Machine etc., certainly, if the household electrical appliance are other devices, as long as but the noise source of noise reduction in need, then can reach this reality With new purpose.
The household electrical appliance include shell and the noise source being arranged in the shell, the household electrical appliance further include To place the noise reduction storehouse of the noise source, the noise reduction storehouse is combined installation by several sides and is formed and the noise source is complete It is contained in noise reduction storehouse.In the utility model, the noise reduction storehouse is rectangular and has six sides, so as to fully wrapped around institute State noise source.At least one side is sound insulationg board, and the sound insulationg board includes several units that insulate against sound substantially.Several are basic Sound insulation unit may make up acoustic metamaterial, and to noise reduction.
One side in the noise reduction storehouse is sound insulationg board, and the sound insulationg board replaces original heat dissipation lattice in the noise reduction storehouse Grid, so as to carry out noise reduction to the noise source.Alternatively, the noise reduction storehouse includes housing storehouse and folding in the door on collecting storehouse Body, the door body are sound insulationg board, and are had and only described door body is sound insulationg board, i.e. the door body is arranged at the collecting storehouse Opening.Since the noise of the opening in the collecting storehouse is maximum, it door body is arranged to sound insulationg board can effectively completely cut off make an uproar Sound.The door body is fixed on screw or by way of sliding pull to be housed on storehouse, so as to facilitate door body to open, to noise reduction storehouse Interior compressor is taken, placed or is repaired.Also, door body etc. has radiated noise in order to prevent, in door body and collecting One layer of rubber is set at the contact position between storehouse, to prevent noise.Certainly, if as the door body includes sound insulationg board and heat dissipation lattice Grid, and may be contained within housing the opening in storehouse, then it can not only reach the effect of sound insulation and noise reducing, but also can fully radiate, prevent from pressing Contracting machine temperature is excessive.
Certainly, if any one side in the noise reduction storehouse is the sound insulationg board, i.e., every one side in described noise reduction storehouse is equal For the sound insulationg board, so that the noise reduction of the noise source is more remarkable.Alternatively, every one side in noise reduction storehouse be it is described every Sound plate, also, the household electrical appliance further include a heat dissipation grid, are arranged at the opening in the noise reduction storehouse, enabling fully Heat dissipation.The heat dissipation grid is plate-like, and is mutually arranged close to a wherein sound insulationg board in the noise reduction storehouse, on the heat dissipation grid Some holes are offered to radiate.
In the present embodiment, in order to reach the effect of heat dissipation, the sound insulationg board is also formed with some heat emission holes, described to dissipate Hot hole is formed between the basic sound insulation unit.Specifically, the basic sound insulation unit is identical in structure size It is rectangular-shaped, and stack gradually spread configuration.In the present embodiment, the sound insulationg board includes stent, the stent by it is some The railing that vertical direction or horizontal direction extend parallel to each other, the railing cooperate so as to form the host cavity of rectangle, if The dry basic sound insulation unit is corresponded with the host cavity, and is embedded in respectively in the host cavity.Wherein, the part receipts The basic sound insulation unit is not provided with cavity volume, so that the host cavity forms the heat emission hole, facilitates the heat dissipation of noise source.
As illustrated in fig. 1 and 2, it is a kind of embodiment of basic sound insulation unit 3 provided by the utility model, wherein, the base This sound insulation unit 3 includes setting in a ring and with the outer framework of two openings(Non- label), be covered in the outer framework one Or film 311, the mass block 312 that is contained in outer framework in two openings.The material of the film 311 is flexible material, It is softer, correspondingly, the mass block is made of the material that density is high and rigidity is high.In the present embodiment, the film 311 is by silicon Rubber is made, and thinner thickness, and the mass block 312 is fabricated from iron, so that the film 311 and mass block 312 are formed Combined material can have one or more resonant frequency, on these resonant frequencies, the propagation of sound wave is obstructed significantly.
The mass block 312 includes the particle with regular shape, in the present embodiment, the particle of the regular shape Including Part-spherical particle or cylindrical particle.Also, the mass block 312 is usually metallic particles.The material of the outer framework Expect for plastics or EVA.
Specifically, since the film 311 is formed at the one or both ends of outer framework, thus the film 311 with it is described Outer framework mutually reclines;The mass block 312 is fixed on 311 surface of film again, so that the mass block 312 and the film 311 have Elastic Contact.Due between outer framework and mass block 312 both high rigidity materials there are film 311 so that, can There can be the low-frequency resonance caused by the relative motion between mass block 312 and outer framework.But due to mass block 312 Size be less than the wavelength of low frequency noise caused by compressor, and the impedance mismatching between outer framework and film 311 is suitable Greatly, consequently only that a small number of energy can be transferred to scattering object from transmission wave.But such case may have near resonant frequency Change drastically.On resonant frequency, the effective impedance increase of 311 assembled unit of mass block 312 and film, thus the energy of ripple Resonance scattering body may be transferred to.Particularly, in the frequency of slightly below resonant frequency, effective elastic constant is probably negative. Thus, on these frequencies, ripple cannot transmit, and by strong absorption.So as to which the basic sound insulation unit 3 in present embodiment can Absorb the low-frequency noise that compressor is exhaled.
As shown in Figures 3 and 4, be the embodiment of another basic sound insulation unit 3 provided by the utility model, it is described substantially every Sound unit 3 includes setting in a ring and has the outer framework of two symmetrical openings, being covered in the outer framework, one or two is opened Film 311 on mouth, the mass block 312 being contained in the outer framework.The mass block 312 is not affixed on film 311, But it is directly connected to be fixed on outer framework.Specifically, the basic sound insulation unit 3 includes obligatory point 321, the obligatory point 321 are divided into the both sides of the mass block 312 and are connected with the outer framework.The obligatory point 321 and the outer framework Inner side is fixedly connected, in the present embodiment, so that described in the opening at the both ends that the film 311 is arranged at the outer framework Basic sound insulation unit 3 forms the receiving space of closing, and the obligatory point 321 leans with the film 311.Due to the film 311 are transparent, therefore without mark in figure.So as to, resulting film 311 can free vibration part shape suppression The total transmissivity vibration mode of obligatory point 321 has been made, but has remained its low frequency total reflection vibration mode, it is achieved thereby that to incidence The frivolous efficiently isolation of sound wave.
In addition, the both ends of the obligatory point 321 are connected to a fixed with the opposite sides side of the outer framework respectively, so that The obligatory point 321 is obtained to be fixed in the outer framework.And the entirety of the obligatory point 321 is relatively thin, and the then phase of mass block 312 To thicker, so that the center of gravity of whole basic sound insulation unit 3 is the center section of the mass block, then shake also essentially from described The center section of obligatory point 321.In addition, the rectangular shape of outer framework, then the obligatory point 321 in strip and with outer framework Disjunct two sides are parallel.
So as to can sufficiently utilize the space of existing structure, and can preferably improve noise reduction.It is two layers described thin The thickness and material parameter of film 311 can be different, so as to realize two kinds of different groundwork frequency ranges at the same time.
Sound-absorbing material 322 is filled with the basic sound insulation unit 3.The sound-absorbing material 322 is filled in double-layer films 311 Between, so that the obligatory point 321 and mass block 312 are contained in inside the sound-absorbing material 322.Preferably, the sound absorption material Material 322 is glass fibre cotton or opens closed-cell foam etc., so as to further lift integrally-built sound absorption energy-dissipating property.
Specifically, in the present embodiment, double-layer films 311 are provided with the outer framework, double-layer films 311 can be formed Two layers of vibrations unit, and can realize the stack combinations of a variety of vibration modes, significantly more efficient isolation is carried out to sound wave so that described The oise insulation factor entirety lifting of basic sound insulation unit 3 about 10dB.On the basis of being superimposed with film 311, in the basic sound insulation The inside filling sucting sound material 322 of unit 3, and cause 3 ~ 5dB of oise insulation factor entirety lifting.Due to mutual between double-layer films 311 Mutually close to utilizing the decay wave interaction of generation so that strong coupling is produced between two films, by the acoustic pressure between two films drastically Rise, acoustic density increase, and even fill the sound-absorbing material 322 of thin layer, its sound absorption efficiency will also be significantly increased at this time, so that Transmission acoustic energy is greatly reduced on the premise of sound-absorbing material thickness and weight is not increased, receives the low frequency noise reduction of overlength.
In the present embodiment, the through hole 323 being formed through in the mass block 312, to facilitate heat dissipation, correspondingly, Also extend through to form the 323 corresponding hole of through hole, in the present embodiment, the through hole 323 and institute on the film 311 Hole on film 311 is stated integrally through forming.
Specifically, the utility model provides the embodiment of three kinds of household electrical appliance, specifically, the utility model provides refrigeration The embodiment of electric appliance, air-conditioning and washing machine.
Wherein, in the first embodiment of the utility model household electrical appliance, which is electric refrigerator.
As shown in Figures 1 to 6, the utility model provides a kind of electric refrigerator, and the electric refrigerator is usually family expenses Refrigerator, refrigerator etc., and the electric refrigerator includes compressor.Certainly, if the electric refrigerator is other devices, as long as but Freezed by compressor, then can reach the purpose of this utility model.
The electric refrigerator includes shell and the compressor being arranged in the shell, the electric refrigerator further include To place the press storehouse 1 of the compressor, the press storehouse 1 is combined installation by several sides and is formed and the compressor is complete It is contained in entirely in press storehouse 1.In the utility model, the press storehouse 1 is rectangular and has six sides, so as to wrap completely Wrap up in the compressor.At least one side is sound insulationg board 2, and the sound insulationg board 2 includes several units 3 that insulate against sound substantially.If Dry basic sound insulation unit 3 may make up acoustic metamaterial, and to noise reduction.
As shown in figures 1 and 3, a side in the press storehouse 1 is sound insulationg board 2, and the sound insulationg board 2 replaces the press Original heat dissipation grid in storehouse 1, so as to carry out noise reduction to the compressor.Alternatively, the press storehouse 1 includes housing storehouse and opens Together in the door body housed on storehouse, the door body is sound insulationg board 2, and is had and only described door body is sound insulationg board 2, i.e. the door Body is arranged at the opening in the collecting storehouse.Since the noise of the opening in the collecting storehouse is maximum, door body is arranged to Sound insulationg board 2 can effectively completely cut off noise.The door body is fixed on screw or by way of sliding pull to be housed on storehouse, so as to side Side door body is opened, and the compressor in press storehouse 1 is taken, places or repaired.Also, door body etc. has in order to prevent Radiated noise, door body and house storehouse between contact position at set one layer of rubber, to prevent noise.Certainly, if such as Fig. 5 and Shown in Fig. 6, the door body includes sound insulationg board 2 and heat dissipation grid, and may be contained within house storehouse opening, then can both reach every The effect of sound noise reduction, and can fully radiate, prevent that compressor temperature is excessive.
Certainly, if as shown in Figure 5 and Figure 6, any one side in the press storehouse 1 is the sound insulationg board 2, i.e., described pressure Every one side of cabin 1 is the sound insulationg board 2, so that the noise reduction of the compressor is more remarkable.Alternatively, press storehouse 1 Every one side be the sound insulationg board 2, also, the electric refrigerator further includes a heat dissipation grid 4, is arranged at the press storehouse Opening, enabling fully heat dissipation.The heat dissipation grid 4 is plate-like, and with a wherein sound insulationg board 2 in the press storehouse 1 Mutually it is arranged close to, some holes 41 is offered on the heat dissipation grid 4 to radiate.
In the present embodiment, in order to reach the effect of heat dissipation, the sound insulationg board 2 is also formed with some heat emission holes 21, institute Heat emission hole 21 is stated to be formed between the basic sound insulation unit 3.Specifically, the basic sound insulation unit 3 is complete in structure size Exactly the same is rectangular-shaped, and stacks gradually spread configuration.In the present embodiment, the sound insulationg board 2 includes stent 22, the branch Frame 22 is cooperated so as to form rectangle by some railings extended parallel to each other in vertical direction or horizontal direction, the railing Host cavity, some basic sound insulation units 3 are corresponded with the host cavity, and are embedded in respectively in the host cavity.Its In, the basic sound insulation unit 3 is not provided with the host cavity of part, so that the host cavity forms the heat emission hole 21, Facilitate the heat dissipation of compressor.
Wherein, in second of embodiment of the utility model household electrical appliance, which is air-conditioning.
As shown in Figure 7 to 10, the utility model provides a kind of air-conditioning, and the air-conditioning includes compressor.Certainly, If the air-conditioning is other devices, as long as but then can reach the purpose of this utility model by compressor come work.
The air-conditioning includes shell and the compressor being arranged in the shell, the air-conditioning further include to place The press storehouse 1 of the compressor, the press storehouse 1 combine installation by several sides and form and be contained in the compressor completely In press storehouse 1.In the utility model, the press storehouse 1 is rectangular and has six sides, so as to the fully wrapped around pressure Contracting machine.At least one side is sound insulationg board 2, and the sound insulationg board 2 includes several units 3 that insulate against sound substantially.Several are basic Sound insulation unit 3 may make up acoustic metamaterial, and to noise reduction.
As shown in figures 7 and 9, a side in the press storehouse 1 is sound insulationg board 2, and the sound insulationg board 2 replaces the press Original heat dissipation grid in storehouse 1, so as to carry out noise reduction to the compressor.Alternatively, the press storehouse 1 includes housing storehouse and opens Together in the door body housed on storehouse, the door body is sound insulationg board 2, and is had and only described door body is sound insulationg board 2, i.e. the door Body is arranged at the opening in the collecting storehouse.Since the noise of the opening in the collecting storehouse is maximum, door body is arranged to Sound insulationg board 2 can effectively completely cut off noise.The door body is fixed on screw or by way of sliding pull to be housed on storehouse, so as to side Side door body is opened, and the compressor in press storehouse 1 is taken, places or repaired.Also, door body etc. has in order to prevent Radiated noise, door body and house storehouse between contact position at set one layer of rubber, to prevent noise.
Certainly, if as shown in fig. 7, any one side in the press storehouse 1 is the sound insulationg board 2, i.e., described press storehouse 1 Every one side be the sound insulationg board 2 so that the noise reduction of the compressor is more remarkable.
In the present embodiment, in order to reach the effect of heat dissipation, the sound insulationg board 2 is also formed with some heat emission holes 4, described Heat emission hole 4 is formed between the basic sound insulation unit 3.Specifically, the basic sound insulation unit 3 is in the complete phase of structure size Same is rectangular-shaped, and stacks gradually spread configuration.In the present embodiment, the sound insulationg board 2 includes stent 21, the stent 21 By some railings extended parallel to each other in vertical direction or horizontal direction, the railing cooperates so as to form the receipts of rectangle Cavity volume, some basic sound insulation units 3 are corresponded with the host cavity, and are embedded in respectively in the host cavity.Wherein, portion Divide in the host cavity and be not provided with the basic sound insulation unit 3, so that the host cavity forms the heat emission hole 4, convenient pressure The heat dissipation of contracting machine.
Wherein, in the third embodiment of the utility model household electrical appliance, which is washing machine.
As shown in Figure 11 to Figure 18, the utility model provides a kind of washing machine, and the washing machine is usually the rolling of family expenses Cylinder washing machine or rotary drum washing machine etc., and the washing machine includes motor.Certainly, if the washing machine is other devices, but It is as long as that the purpose of this utility model then can reach come work by motor.
The washing machine includes shell 1 and the motor that is arranged in the shell 1, the washing machine further include to Place the motor bin 2 of the motor, the motor bin 2 combines installation by several sides and forms and be contained in the motor completely In motor bin 2.In the utility model, the motor bin 2 can the fully wrapped around motor.At least one side is sound insulation Plate 3, the sound insulationg board 3 include several units 4 that insulate against sound substantially.Several units 4 that insulate against sound substantially may make up acoustic metamaterial, and To noise reduction.
As shown in Figure 11 to 14, a side of the motor bin 2 is sound insulationg board 3, also, in the present embodiment, Special motor bin 2 is not set in washing machine, but, the motor bin 2 be the washing machine shell 1, and it is described every Sound plate 3 replaces original bottom plate in the shell 1, and so as to carry out noise reduction, noise is difficult to be distributed from inside to outside from shell 1.It is described Sound insulationg board 3 is fixed on screw or by way of sliding pull to be housed on storehouse, so as to facilitate the sound insulationg board 3 to open, to electricity Compressor in cabin 2 is taken, placed or is repaired.Also, the grade of sound insulationg board 3 has radiated noise in order to prevent, in door One layer of rubber is set at contact position between body and collecting storehouse, to prevent noise.
Certainly, if as shown in FIG. 15 to 18, a motor for placing motor is specially set in the shell 1 of the washing machine Storehouse 2, and motor is housed in motor bin 2 completely, i.e. any one side of the motor bin 2 is the sound insulationg board 3, It is more remarkable so as to the noise reduction of the motor.
It should be appreciated that although this specification is described according to embodiment, not each embodiment is only only comprising one Vertical technical solution, this narrating mode of specification is only that those skilled in the art should be by specification for clarity As an entirety, the technical solutions in the various embodiments may also be suitably combined, formed it will be appreciated by those skilled in the art that Other embodiment.
The a series of detailed description of those listed above is only for the specific of the possible embodiments of the utility model Illustrate, and be not used to limitation the scope of protection of the utility model, all equivalent realities made without departing from the utility model skill spirit Apply example or change should be included within the scope of protection of this utility model.

Claims (10)

1. a kind of household electrical appliance, the household electrical appliance include shell and the noise source being arranged in shell, it is characterised in that:It is described Household electrical appliance are included to place the noise reduction storehouse of the noise source, and the noise reduction storehouse is combined installation by several sides and formed and by institute Noise source is stated to be contained in completely in noise reduction storehouse;At least one side is sound insulationg board, and it is basic that the sound insulationg board includes several Insulate against sound unit.
2. household electrical appliance according to claim 1, it is characterised in that:The basic sound insulation unit includes setting in a ring simultaneously Outer framework with two symmetrical openings, the film being covered in the outer framework one or two opening and it is contained in described Mass block in outer framework.
3. household electrical appliance according to claim 2, it is characterised in that:The material of the film is flexible material.
4. household electrical appliance according to claim 2, it is characterised in that:The mass block is fixed on the film.
5. household electrical appliance according to claim 2, it is characterised in that:The shape of the mass block is cylinder, circular ring shape Or it is square in one or more.
6. household electrical appliance according to claim 2, it is characterised in that:The mass block is fixed on outer framework.
7. household electrical appliance according to claim 6, it is characterised in that:The basic sound insulation unit includes obligatory point, described Obligatory point is divided into the both sides of the mass block and is connected with the outer framework.
8. household electrical appliance according to claim 2, it is characterised in that:The film cover the outer framework two open Mouth simultaneously makes the receiving space that closing is formed in the outer framework, and sound-absorbing material is filled with the basic unit that insulates against sound.
9. household electrical appliance according to claim 1, it is characterised in that:The sound insulationg board is also formed with some heat emission holes, institute Heat emission hole is stated to be formed between the basic sound insulation unit.
10. household electrical appliance according to claim 1, it is characterised in that:The noise reduction storehouse include housing storehouse and folding in The door body on storehouse is housed, the door body is sound insulationg board, and the door body is fixed on and is housed on storehouse by screw or slip pull.
CN201720617809.8U 2017-05-31 2017-05-31 A kind of household electrical appliance Active CN207250134U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108962209A (en) * 2018-06-19 2018-12-07 广东美的白色家电技术创新中心有限公司 A kind of silencing apparatus and household electrical appliance
CN108954569A (en) * 2018-07-30 2018-12-07 佛山市缘懿科技有限公司 A kind of low noise outdoor machine of air-conditioner
CN110081654A (en) * 2019-04-29 2019-08-02 东南大学 A kind of adaptive noise elimination cover board arrangement of air channel structure
CN110288970A (en) * 2019-07-15 2019-09-27 苏州英磁新能源科技有限公司 A kind of electric machine casing with more damping layer locally resonant subelements

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108962209A (en) * 2018-06-19 2018-12-07 广东美的白色家电技术创新中心有限公司 A kind of silencing apparatus and household electrical appliance
CN108954569A (en) * 2018-07-30 2018-12-07 佛山市缘懿科技有限公司 A kind of low noise outdoor machine of air-conditioner
CN110081654A (en) * 2019-04-29 2019-08-02 东南大学 A kind of adaptive noise elimination cover board arrangement of air channel structure
CN110081654B (en) * 2019-04-29 2021-11-19 东南大学 Self-adaptive noise elimination cover plate device of air duct structure
CN110288970A (en) * 2019-07-15 2019-09-27 苏州英磁新能源科技有限公司 A kind of electric machine casing with more damping layer locally resonant subelements
CN110288970B (en) * 2019-07-15 2024-04-19 苏州英磁新能源科技有限公司 Motor shell with multi-damping layer local resonance subunit

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