CN107143937A - Silencer cover and air conditioner - Google Patents
Silencer cover and air conditioner Download PDFInfo
- Publication number
- CN107143937A CN107143937A CN201710451845.6A CN201710451845A CN107143937A CN 107143937 A CN107143937 A CN 107143937A CN 201710451845 A CN201710451845 A CN 201710451845A CN 107143937 A CN107143937 A CN 107143937A
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- Prior art keywords
- cover body
- hole
- equal
- cover
- noise
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/08—Compressors specially adapted for separate outdoor units
- F24F1/12—Vibration or noise prevention thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
- F24F2013/247—Active noise-suppression
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressor (AREA)
Abstract
The invention provides a kind of silencer cover and air conditioner, silencer cover includes：Cover body, can be located on compressor assembly；Dowel, is arranged on the internal face of cover body；Inner plating, in cover body, on dowel, and constitutes with dowel and cover body at least one through hole is provided with least one closing chamber, inner plating, through hole is connected with closing chamber, and the bore of through hole is more than or equal to 0.2mm and is less than or equal to 1mm；Wherein, the noise that compressor assembly is produced enters after silencer cover, is vibrated repeatedly under the elastic reaction that can make air of the air column in through hole in closing chamber.The technical scheme can form one or more helmholtz resonance chambers in cover body, so as to absorb the noise of compressor assembly generation according to Helmholtz's noise-cancelling theory, and then can prevent these noises from entering human ear by air borne, the noise during compressor operating of air conditioner can thus be reduced, improve the tonequality during compressor operating of air conditioner, to improve user experience.
Description
Technical field
The present invention relates to filed of air conditioning, in particular to a kind of silencer cover and air conditioner.
Background technology
When air conditioner is run, the radiated noise of compressor and pipe arrangement enters human ear by air borne, causes air conditioner chamber
Outer machine level of noise rise, air-conditioner outdoor unit noise sound quality deterioration, and the high noisy value of air-conditioner outdoor unit and difference tone matter can drop
Low user experience, so as to cause the complaint and complaint of user.
Therefore, how to propose that one kind can reduce noise, improving the air conditioner of tonequality turns into current urgent problem to be solved.
The content of the invention
It is contemplated that at least solving one of technical problem present in prior art or correlation technique.
Therefore, it is an object of the present invention to provide a kind of silencer cover.
Include the air conditioner of above-mentioned silencer cover it is another object of the present invention to provide a kind of.
To achieve the above object, the embodiment of first aspect present invention provides a kind of silencer cover, the pressure for air conditioner
Contracting thermomechanical components, the compressor assembly includes compressor and pipe arrangement, and the silencer cover includes：Cover body, can be located at the pressure
In contracting thermomechanical components；On dowel, the internal face for being arranged on the cover body；Inner plating, in the cover body, the dowel
On, and constituted with the dowel and the cover body and be provided with least one through hole at least one closing chamber, the inner plating,
The through hole is connected with the closing chamber, and the bore of the through hole is more than or equal to 0.2mm and is less than or equal to 1mm；Wherein, the compression
The noise that thermomechanical components are produced enters after the silencer cover, can make air of the air column in the closing chamber in the through hole
Vibrated repeatedly under elastic reaction.
The silencer cover that the embodiment of first aspect present invention is provided, including the cover body being located on compressor and pipe arrangement, with
And be arranged on the inner plating in cover body, and multiple through holes are provided with inner plating, this kind of structure, inner plating can with cover body
Wall and dowel constitute multiple closing chambers, and through hole can be turned on closing chamber, therefore, by rationally setting the big of through hole
The distance between small and inner plating and cover body inwall, just can form one or more helmholtz resonance chambers in the cover body, from
And it can be seen from Helmholtz's noise-cancelling theory, when the cover body is located on the compressor of air conditioner and pipe arrangement, compressor and
The noise that pipe arrangement is produced just can be entered in the resonant cavity in silencer cover, so as to just the air column in through hole can be caused to shake
It is dynamic, and then the air column in through hole can be made to produce compression or dilatancy, and then a large amount of acoustic wave energies that can dissipate.Therefore,
The silencer cover is set by the compressor in air conditioner and pipe arrangement outer cover, just most of medium-high frequency noises Helmholtz can be utilized
Sound absorption principle is sponged, and then can prevent these medium-high frequency noises from entering human ear by air borne, thus can reduce sky
The noise during compressor operating of device is adjusted, improves the tonequality during compressor operating of air conditioner, to improve user experience.Its
In, the noise elimination operation principle of the sound proof housing is specially：During the compressor operating of air conditioner, the noise that compressor and pipe arrangement are produced enters
After entering into through hole, you can compress the air in through hole and vibrate the air column in through hole, now the air in through hole
An air column is formed, and air column has certain quality, thus can be equivalent into an air quality block, and the inwall of cover body
Air between face and inner plating can produce damping force to the air column in through hole, thus can be equivalent into an air spring, from
And equivalent air quality block just can repeatedly vibrate in the presence of equivalent air spring, so that on the one hand, air column is not
Disconnected vibration, you can the acoustic energy of a part of noise of consumption, during another aspect air-column vibration, the friction of air column therein or with it is interior
The hole wall friction of through hole on laminate, is consumed so as to be converted into heat energy by another acoustic energy rubbed noise, so that
The purpose eliminated the noise is realized using sound proof housing, and then can effectively reduce the noise of air conditioner operationally, to improve use
Experience at family.Meanwhile, compressor and pipe arrangement can be covered on inside completely by this kind of sound proof housing, so as to compressor and pipe arrangement from
The noise that all directions are sent is eliminated the noise, and then can increase soundproof effect to improve noise reduction.In addition, this kind of noise elimination side
Formula its structure for other silencing schemes of the compressor of air conditioner on the market is simpler, it is relatively reliable to eliminate the noise and
It is easy to processing, and then can improves soundproof effect, noise elimination cost can be reduced again.And by the way that the bore of through hole is arranged on greatly
It is less than or equal in equal to 0.2mm in the range of 1mm so that the medium-high frequency noise that sound proof housing can be produced to compressor and pipe arrangement,
That is the noise of about 50HZ-80HZ or so has preferable absorption, so that when 50HZ-80HZ or so noise enters noise reduction
During cover, the air column in through hole just can be made to produce resonance, it is thus possible to be predominantly absorbed the noise of substantial amounts of medium-high frequency, and then
Noise can be further reduced, improves the tonequality of product, further to improve Consumer's Experience.
In addition, the silencer cover provided according to the above embodiment of the present invention also has following additional technical feature：
In the above-mentioned technical solutions, it is preferable that the punching rate of the inner plating is more than or equal to 1% and is less than or equal to 3%, or institute
The punching rate for stating inner plating is more than or equal to 2%.
In the technical scheme, the punching rate of inner plating is preferably arranged to 1%-3%, it is further preferred that can be by
The punching rate of inner plating is arranged to 2%, and this kind sets the quantity of through hole that can be on inner plating more reasonable, it is thus possible to more preferably
Eliminated the noise on ground.
In the above-mentioned technical solutions, it is preferable that the thickness of the inner plating is more than or equal to 0.1mm and is less than or equal to 1mm.
In the technical scheme, by the way that the thickness of inner plating is disposed greater than to be equal to the scope that 0.1mm is less than or equal to 1mm
It is interior so that sound proof housing can to compressor assembly produce medium-high frequency noise, i.e., about 50HZ-80HZ or so noise with compared with
Good absorption, so as to when 50HZ-80HZ or so noise enters silencer cover, the air column in through hole can just produced
Resonance, it is thus possible to be predominantly absorbed the noise of substantial amounts of medium-high frequency, and then noise can be further reduced, improve the sound of product
Matter, further to improve Consumer's Experience.
Wherein it is preferred to, the quantity of the closing chamber is multiple, and the quantity of the through hole is multiple.
In the technical scheme, the quantity of closing chamber is multiple, and the quantity of through hole is multiple, so that just can be in cover body
Multiple resonant cavities are formed, and then enable cover body to sponge more noises, thus further reduction noise can be improved, are changed
Kind tonequality, user experience is improved with significant effective.
Wherein it is preferred to, multiple closing chambers are corresponded with multiple through holes, or are correspondingly arranged in any closing chamber
Multiple through holes.
It in the technical scheme, can correspond, also can arbitrarily correspond to, this kind between multiple closing chambers and multiple through holes
It is that multiple through holes can be arbitrarily set on inner plating to be arranged on processing, and arbitrarily sets on the inwall of cover body several dowels,
Then inner plating is arranged on dowel, this kind is set, in processing, without the excessive through hole considered on inner plating
Corresponding relation between dowel, so that the processing of inner plating and the setting of dowel are more random, it is thus possible to drop
Low difficulty of processing, and then reduce processing cost.
Wherein it is preferred to, the width of the through hole is t, and the two neighboring through hole is in the circumferential direction of the cover body
Interval be more than or equal to 15t and be less than or equal to 25t, and/or between the two neighboring through hole is on the axial direction of the cover body
Every more than or equal to 15t be less than or equal to 25t.
In the technical scheme, preferably by the axially spaced-apart of two neighboring through hole and the width for being provided at circumferentially spaced into through hole
20 times of degree, this kind sets can make that through hole is distributed on inner plating more reasonable, it is thus possible to improve soundproof effect.
In any of the above-described technical scheme, it is preferable that the through hole is circular port.
In those technical schemes, through hole is preferably processed into circular port, because circular port is relatively common, thus is easy to add
Work.
Wherein it is preferred to, multiple through holes at least include the first through hole and the second through hole of two kinds of bores, certainly,
It may include third through-hole, fourth hole of more kinds of different bores etc..This kind, which is set, enables sound proof housing to absorb more multi-frequency
Noise, it is thus possible to the noise of each frequency is absorbed.
In any of the above-described technical scheme, it is preferable that the quantity of the through hole is multiple, and multiple through holes are described interior
Symmetrically set on laminate.
In those technical schemes, by setting multiple through holes, so as to be absorbed sound using multiple through holes simultaneously, thus enter
One step reduces the noise of product, further improves the tonequality of product.And symmetrically setting can on inner plating for multiple through holes
Make the acoustical absorptivity of silencer cover in all directions consistent, it is thus possible to silencer cover is eliminated the noise more uniform.
In any of the above-described technical scheme, it is preferable that the quantity of the dowel is multiple, and multiple dowels are in institute
Uniform intervals on the inwall of cover body are stated to set.
In those technical schemes, the quantity of dowel is preferably several, so can be using in the support of multiple dowels
Laminate, so as to strengthen the intensity of inner plating, meanwhile, multiple dowels uniform intervals on the inwall of cover body set and can made
Dowel is consistent to the support force of inner plating in all directions and cover body itself can be made symmetrical, it is thus possible to further improve
The bulk strength of product.
In any of the above-described technical scheme, it is preferable that the quantity of the inner plating is multiple, multiple inner plating connections
Into inner cylinder, the shape of the inner cylinder is consistent with the shape of the cover body, the interior top of the madial wall of the inner cylinder and/or the inner cylinder
The through hole is provided with wall.
In those technical schemes, preferably it is assembled into using multiple inner platings in an one end open and one end closing
Cylinder, so that through hole can be set to eliminate the noise on the madial wall of inner cylinder, can also set through hole to eliminate the noise in the inner bottom wall of inner cylinder, so that
So that the sidepiece of sound proof housing and top can be used in absorbing noise, and then the soundproof effect of sound proof housing can be improved.And cover body
Shape it is consistent with the shape of inner cylinder enable to cover body and inner cylinder to be adapted, so as to sponge more noises, with bright
The noise of aobvious reduction product, improves the tonequality of product, and then can improve the usage experience of user.Wherein, specifically, if cover body is
One end open one end closing hollow cylinder, then inner cylinder be also machined to one end open one end closing hollow cylinder.
In any of the above-described technical scheme, it is preferable that the cover body is one end open and hollow elliptic cylindrical.
In those technical schemes, cover body is preferably the hollow ellipse post of one end open one end closing, such one side energy
Compressor assembly enough is covered using silencer cover, on the other hand because the entirety of compressor assembly composition is also substantially oblong-shaped, because
This, ovalisation is set by cover body, additionally it is possible to which the overall structure for constituting silencer cover and compressor assembly is mutually adapted, and then
The structure of air conditioner can be made more rationally compact.
Certainly, cover body is alternatively one end open and hollow other cylinders, such as square cylinder, circular cylinder etc..
Wherein it is preferred to, the length of the short axle of the length of the major axis of the elliptic cylindrical and the elliptic cylindrical it
Than being less than or equal to 1.6 more than or equal to 1.2.
In those technical schemes, the ratio between major axis and short axle of the elliptical shape that compressor and pipe arrangement are constituted are substantially
1.5, therefore by the way that the length ratio of the length of the major axis of elliptic cylindrical and the short axle of elliptic cylindrical is disposed greater than
It is less than or equal in 1.2 in the range of 1.6, the overall structure size that can constitute the size and compressor and pipe arrangement of silencer cover
Substantially it is mutually adapted, and then the structure of air conditioner can be made more rationally compact.
Wherein it is preferred to, the length of the short axle of the length of the major axis of the elliptic cylindrical and the elliptic cylindrical it
Than for 1.4, i.e., the length ratio of the length of the major axis of described elliptic cylindrical and the short axle of the elliptic cylindrical is preferably 7:
5。
In any of the above-described technical scheme, it is preferable that the height of the cover body is more than the height of the compressor and pipe arrangement,
The width of the cover body is more than the width of the compressor and pipe arrangement, and the length of the cover body is more than the compressor and pipe arrangement
Length.
In those technical schemes, can constitute the ratio compressor of the length and width high setting of silencer cover and pipe arrangement is overall long
It is wide high slightly bigger, so more easily cover body cover can be set on compressor and pipe arrangement, while also can be more square
Just silencer cover is disassembled, it is thus possible to improve the dismounting convenience of silencer cover.
Further, it is preferable that the height of the cover body than the compressor and pipe arrangement height big 40%-50%, it is described
The width of cover body than the compressor and pipe arrangement the big 20%-30% of width, the cover body length is than the compressor and matches somebody with somebody
The big 30%-50% of length of pipe.
In those technical schemes, rationally noise reduction can be set according to the overall length, width and height of compressor and pipe arrangement composition
The length, width and height of cover, so as to make the length, width and height of silencer cover more reasonable.
In any of the above-described technical scheme, it is preferable that the cover body and the dowel are integral type structure.
In those technical schemes, cover body and dowel are preferably arranged to integral structure, this kind is set on the one hand can
Effectively to ensure the bonding strength of cover body and dowel, on the other hand, the difficulty of processing of product is effectively reduced, in addition,
Limit cover body and dowel can be made into integration, produced in batches, to improve production efficiency, reduce process materials cost.
In any of the above-described technical scheme, it is preferable that the cover body is plastics cover body, the inner plating is resin inner plating
Or inner plastic plate, the dowel is made up of rubber.
In those technical schemes, cover body is preferably arranged to plastics, because plastics are less susceptible to go out noise transmission,
Thus the cover body of plastics is set further to completely cut off noise, and inner plating is preferably resin inner plating or inner plastic plate, because
It is preferable for the pliability of both inner platings, and deformability is also preferable, therefore be that can absorb more noises can also make
Inner plating is for a long time using without damaging.And to be preferably rubber be made dowel because rubber be with it is certain it is elastic because
And certain cushion effect can be provided in inner plating absorption of vibrations for inner plating, to prevent inner plating from damaging, meanwhile, rubber
Noise can further be completely cut off, it is thus possible to further reduce noise, improve tonequality, to improve the usage experience of user.
In any of the above-described technical scheme, it is preferable that silencer cover also includes：Mounting ring, is arranged installed in the cover body
On openend, multiple mounting holes are provided with the mounting ring, the silencer cover can be arranged on described by the mounting ring
On the chassis of air conditioner.
In those technical schemes, multiple mounting holes can be set in mounting ring, and set many on the chassis of air conditioner
Individual screwed hole, so that the installation between mounting ring and chassis just can be realized by screw etc., and then just can be by silencer cover letter
Singly it is conveniently mounted on chassis, and then the installation difficulty of silencer cover can be reduced, improves installation effectiveness, and screw fixation can also
Enough make the more firm of silencer cover installation.
Wherein it is preferred to, mounting ring is integral type structure with the cover body.
The embodiment of second aspect of the present invention proposes a kind of air conditioner, including chassis；Compressor assembly, installed in described
On chassis；Silencer cover described in any one of at least one first aspect embodiment, the silencer cover is located at the compressor set
On part, and on the chassis.
The air conditioner of embodiments of the invention, the silencer cover provided with first aspect present invention any embodiment, therefore
The air conditioner has whole beneficial effects of the silencer cover of any of the above-described embodiment offer, will not be repeated here.
Wherein it is preferred to, the silencer cover is fixedly mounted on chassis by screw.
The additional aspect and advantage of the present invention will become obvious in following description section, or pass through the practice of the present invention
Recognize.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become from description of the accompanying drawings below to embodiment is combined
Substantially and be readily appreciated that, wherein：
Fig. 1 is a structural representation of the silencer cover described in one embodiment of the present of invention；
Fig. 2 is another structural representation of the silencer cover described in one embodiment of the present of invention；
Fig. 3 is the partial structurtes enlarged diagram at the A of the silencer cover described in Fig. 2；
Fig. 4 is another structural representation of the silencer cover described in one embodiment of the present of invention.
Wherein, the corresponding relation between references and component names of the Fig. 1 into Fig. 4 is：
1 silencer cover, 12 cover bodies, 14 dowels, 16 inner platings, 162 through holes, 18 mounting rings.
Embodiment
It is below in conjunction with the accompanying drawings and specific real in order to be more clearly understood that the above objects, features and advantages of the present invention
Mode is applied the present invention is further described in detail.It should be noted that in the case where not conflicting, the implementation of the application
Feature in example and embodiment can be mutually combined.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still, the present invention may be used also
Implemented with being different from other modes described here using other, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
Referring to the silencer cover 1 of Fig. 1 to Fig. 4 descriptions according to some embodiments of the invention.
As shown in Figures 1 to 4, the embodiment of first aspect present invention provides a kind of silencer cover 1, the pressure for air conditioner
Contracting thermomechanical components, compressor assembly includes compressor and pipe arrangement, and silencer cover 1 includes：Cover body 12, can be located at compressor assembly
On；On dowel 14, the internal face for being arranged on cover body 12；Inner plating 16, in cover body 12, on dowel 14, and with connecting
Connect muscle 14 and cover body 12 constitutes and at least one through hole 162 is provided with least one closing chamber, inner plating 16, through hole 162 and envelope
Closed chamber is connected, and the bore of through hole 162 is more than or equal to 0.2mm and is less than or equal to 1mm；Wherein, the noise that compressor assembly is produced enters
After silencer cover 1, vibrated repeatedly under the elastic reaction that air of the air column in through hole 162 in closing chamber can be made.
The silencer cover 1 that the embodiment of first aspect present invention is provided, including the cover body 12 being located on compressor and pipe arrangement,
And the inner plating 16 in cover body 12 is arranged on, and multiple through holes 162 are provided with inner plating 16, this kind of structure, inner plating 16
Multiple closing chambers can be constituted with the internal face and dowel 14 of cover body 12, and through hole 162 can be turned on closing chamber, because
This, the distance between size and inner plating 16 and the inwall of cover body 12 by rationally setting through hole 162 just can be in the cover bodies 12
One or more helmholtz resonance chambers are formed, so as to it can be seen from Helmholtz's noise-cancelling theory, be located at when by the cover body 12
When on the compressor and pipe arrangement of air conditioner, the resonant cavity that the noise that compressor and pipe arrangement are produced just can be entered in silencer cover 1
It is interior, so that the air-column vibration in through hole 162 just can be caused, and then can make the air column in through hole 162 produce compression or
Dilatancy, and then a large amount of acoustic wave energies that can dissipate.Therefore, the noise reduction is set by the compressor in air conditioner and pipe arrangement outer cover
Cover 1, just can be sponged most of medium-high frequency noises using Helmholtz's sound absorption principle, and then can prevent these medium-high frequencies
Noise enters human ear by air borne, thus noise when can reduce the compressor operating of air conditioner, improves air conditioner
Tonequality during compressor operating, to improve user experience.Wherein, the noise elimination operation principle of the sound proof housing is specially：Air-conditioning
During the compressor operating of device, after the noise that compressor and pipe arrangement are produced is entered in through hole 162, you can in compression through hole 162
Air and vibrate the air column in through hole 162, now air one air column of formation in through hole 162, and air column
With certain quality, thus can be equivalent into an air quality block, and the sky between the internal face of cover body 12 and inner plating 16
Gas can produce damping force to the air column in through hole 162, thus can be equivalent into an air spring, so that equivalent air quality
Block just can repeatedly vibrate in the presence of equivalent air spring, so that on the one hand, air column constantly vibrates, you can consumption one
The acoustic energy of partial noise, during another aspect air-column vibration, air column therein friction or with through hole 162 on inner plating 16
Hole wall rubs, and is consumed so as to be converted into heat energy by another acoustic energy rubbed noise, so that i.e. using noise elimination
Cover realizes the purpose eliminated the noise, and then can effectively reduce the noise of air conditioner operationally, to improve Consumer's Experience.Meanwhile,
Compressor and pipe arrangement can be covered on inside completely by this kind of sound proof housing, so as to be sent to compressor and pipe arrangement from all directions
Noise eliminated the noise, and then soundproof effect can be increased to improve noise reduction.In addition, this kind of quieter manner is compared to market
On air conditioner compressor other silencing schemes for its structure it is simpler, eliminate the noise it is relatively reliable and be easy to processing, enter
And soundproof effect can be improved, noise elimination cost can be reduced again.And by being disposed greater than the bore of through hole to be equal to 0.2mm
In the range of 1mm so that the medium-high frequency noise that sound proof housing can be produced to compressor and pipe arrangement, i.e., about 50HZ-
80HZ or so noise has preferable absorption, so as to when 50HZ-80HZ or so noise enters silencer cover, just can
The air column in through hole is set to produce resonance, it is thus possible to be predominantly absorbed the noise of substantial amounts of medium-high frequency, and then can be further
Noise is reduced, improves the tonequality of product, further to improve Consumer's Experience.
In the above embodiment, it is preferable that the punching rate of inner plating 14, which is more than or equal to 1%, is less than or equal to 3%, or inner plating
14 punching rate is more than or equal to 2%.
In this embodiment, the punching rate of inner plating 14 is preferably arranged to 1%-3%, it is further preferred that can be by
The punching rate of inner plating 14 is arranged to 2%, and this kind sets the quantity of through hole that can be on inner plating 14 more reasonable, it is thus possible to
Preferably eliminated the noise.
In the above embodiment, it is preferable that the thickness of inner plating 16, which is more than or equal to 0.1mm, is less than or equal to 1mm.
In this embodiment, by being disposed greater than the thickness of inner plating 16 to be equal to the scope that 0.1mm is less than or equal to 1mm
It is interior so that sound proof housing can to compressor assembly produce medium-high frequency noise, i.e., about 50HZ-80HZ or so noise with compared with
Good absorption, so that when 50HZ-80HZ or so noise enters silencer cover, the air column in through hole 162 just can be made
Produce resonance, it is thus possible to be predominantly absorbed the noise of substantial amounts of medium-high frequency, and then can further reduce noise, improve product
Tonequality, further to improve Consumer's Experience.
Wherein it is preferred to, as shown in Figures 1 to 4, the quantity of closing chamber is multiple, and the quantity of through hole 162 is multiple.
In this embodiment, the quantity of closing chamber is multiple, and the quantity of through hole 162 is multiple, so that just can be in cover body
Multiple resonant cavities are formed in 12, and then enable cover body 12 to sponge more noises, thus further reduction can be improved
Noise, improves tonequality, user experience is improved with significant effective.
Wherein it is preferred to, multiple closing chambers are corresponded with multiple through holes 162, or are correspondingly arranged in any closing chamber
Multiple through holes 162.
In this embodiment, it can correspond, also can arbitrarily correspond between multiple closing chambers and multiple through holes 162, should
It is that multiple through holes 162 can be arbitrarily set on inner plating 16 to plant and be arranged on processing, and arbitrarily sets several on the inwall of cover body 12
Inner plating 16, is then arranged on dowel 14 by individual dowel 14, and this kind is set, and in processing, is examined without excessive
The corresponding relation between the through hole 162 and dowel 14 on inner plating 16 is considered, so that processing and the dowel of inner plating 16
14 setting is more random, it is thus possible to reduces difficulty of processing, and then reduces processing cost.
Wherein it is preferred to, the width of through hole 162 is t, interval of the two neighboring through hole 162 in the circumferential direction of cover body 1
It is less than or equal to 25t more than or equal to 15t, and/or interval of the two neighboring through hole 162 on the axial direction of cover body 1 is more than or equal to
15t is less than or equal to 25t.
In this embodiment, preferably the axially spaced-apart of two neighboring through hole 162 and through hole 162 will be provided at circumferentially spaced into
20 times of width, this kind sets through hole 162 can be made to be distributed on inner plating more reasonable, it is thus possible to improve effect of eliminating the noise
Really.
In any of the above-described embodiment, it is preferable that as shown in Figures 2 and 3, through hole 162 is circular port.
In those embodiments, through hole 162 is preferably processed into circular port, because circular port is relatively common, thus is easy to add
Work.
In any of the above-described embodiment, it is preferable that as depicted in figs. 1 and 2, the quantity of through hole 162 is multiple, multiple through holes
162 are symmetrically set on inner plating 16.
In those embodiments, by setting multiple through holes 162, so as to be absorbed sound using multiple through holes 162 simultaneously, because
And the noise of product is further reduced, further improve the tonequality of product.And multiple through holes 162 on inner plating 16 symmetrically
Setting can make the acoustical absorptivity of silencer cover 1 in all directions consistent, it is thus possible to silencer cover 1 is eliminated the noise more uniform.
Wherein it is preferred to, multiple through holes 162 at least include the first through hole and the second through hole of two kinds of bores, certainly, also may be used
Third through-hole, fourth hole including more kinds of different bores etc..This kind, which is set, enables sound proof housing 1 to absorb more multi-frequency
Noise, it is thus possible to absorbed to the noise of each frequency.
In any of the above-described embodiment, it is preferable that as depicted in figs. 1 and 2, the quantity of dowel 14 is multiple, Duo Gelian
The uniform intervals on the inwall of cover body 12 of muscle 14 are connect to set.
In those embodiments, the quantity of dowel 14 is preferably several, can so be supported using multiple dowels 14
Inner plating 16, so as to strengthen the intensity of inner plating 16, meanwhile, multiple dowels 14 uniform intervals on the inwall of cover body 12
Setting can make dowel 14 consistent to the support force of inner plating 16 in all directions and cover body 12 itself can be made symmetrical, because
And can further improve the bulk strength of product.
In any of the above-described embodiment, it is preferable that as shown in Figure 1 to Figure 2, the quantity of inner plating 16 be it is multiple, it is multiple in
Laminate 16 connects into inner cylinder, and the shape of inner cylinder is consistent with the shape of cover body 12, on the madial wall of inner cylinder and/or the inner roof wall of inner cylinder
It is provided with through hole 162.
In those embodiments, preferably it is assembled into using multiple inner platings 16 in an one end open and one end closing
Cylinder, so as on the madial wall of inner cylinder through hole 162 can be set to eliminate the noise, also can set through hole 162 to disappear in the inner bottom wall of inner cylinder
Sound, so that the sidepiece of sound proof housing and top can be used in absorbing noise, and then can improve the soundproof effect of sound proof housing.
It is more so as to sponge and the shape of cover body 12 is consistent with the shape of inner cylinder enables to cover body 12 and inner cylinder to be adapted
Noise, substantially to reduce the noise of product, improves the tonequality of product, and then can improve the usage experience of user.Wherein, specifically
Ground, if cover body 12 is the hollow cylinder that one end open one end is closed, inner cylinder is also machined to the hollow of one end open one end closing
Cylinder.
In any of the above-described embodiment, it is preferable that as depicted in figs. 1 and 2, cover body 12 is one end open and hollow ellipse
Shape cylinder.
In those embodiments, cover body 12 is preferably the hollow ellipse post of one end open one end closing, such one side energy
Compressor assembly enough is covered using silencer cover 1, on the other hand because the entirety of compressor assembly composition is also substantially oblong-shaped, because
This, ovalisation is set by cover body 12, additionally it is possible to which the overall structure for constituting silencer cover 1 and compressor assembly is mutually adapted,
And then the structure of air conditioner can be made more rationally compact.
Certainly, cover body 12 or one end open and hollow other cylinders, such as square cylinder, circular cylinder etc..
Wherein it is preferred to, the length ratio of the length of the major axis of elliptic cylindrical and the short axle of elliptic cylindrical is more than etc.
It is less than or equal to 1.6 in 1.2.
In those embodiments, the ratio between major axis and short axle of the elliptical shape that compressor and pipe arrangement are constituted substantially 1.5,
Therefore by being disposed greater than the length ratio of the length of the major axis of elliptic cylindrical and the short axle of elliptic cylindrical to be equal to 1.2
In the range of 1.6, the overall structure size that the size and compressor and pipe arrangement of silencer cover 1 are constituted can be made substantially
It is mutually adapted, and then the structure of air conditioner can be made more rationally compact.
Wherein it is preferred to, the length ratio of the length of the major axis of elliptic cylindrical and the short axle of elliptic cylindrical is 1.4,
That is the length ratio of the short axle of the length of the major axis of elliptic cylindrical and elliptic cylindrical is preferably 7:5.
In any of the above-described embodiment, it is preferable that the height of cover body 12 is more than the height of compressor and pipe arrangement, cover body 12
Width is more than the width of compressor and pipe arrangement, and the length of cover body 12 is more than the length of compressor and pipe arrangement.
In those embodiments, can constitute the ratio compressor of the length and width high setting of silencer cover 1 and pipe arrangement is overall long
It is wide high slightly bigger, so more easily the cover of cover body 12 can be set on compressor and pipe arrangement, while also can be more
Easily disassemble silencer cover 1, it is thus possible to improve the dismounting convenience of silencer cover 1.
Further, it is preferable that the height of cover body 12 is than the big 40%-50% of height of compressor and pipe arrangement, the width of cover body 12
Spend the big 20%-30% of width, length big 30%- of the length than compressor and pipe arrangement of cover body 12 than compressor and pipe arrangement
50%.
In those embodiments, rationally silencer cover can be set according to the overall length, width and height of compressor and pipe arrangement composition
1 length, width and height, so as to make the length, width and height of silencer cover 1 more reasonable.
In any of the above-described embodiment, it is preferable that as shown in Figure 2 and Figure 4, cover body 12 and dowel 14 are integral type knot
Structure.
In those embodiments, cover body 12 and dowel 14 are preferably arranged to integral structure, on the one hand this kind set
The bonding strength of cover body 12 and dowel 14 can effectively be ensured, on the other hand, the difficulty of processing of product is effectively reduced,
In addition, limit cover body 12 and dowel 14 can be made into integration, produce in batches, to improve production efficiency, reduce process materials cost.
In any of the above-described embodiment, it is preferable that cover body 12 is plastics cover body, inner plating 16 is resin inner plating or plastics
Inner plating, dowel is made up of rubber.
In those embodiments, cover body 12 is preferably arranged to plastics, because plastics are less susceptible to go out noise transmission,
Noise can further be completely cut off by thus setting the cover body 12 of plastics, and inner plating 16 is preferably resin inner plating or inner plastic
Plate, because the pliability of both inner platings 16 is preferably, and deformability is also preferable, therefore can absorb more noises
The long-time of inner plating 16 can be made to use without damaging.And to be preferably rubber be made dowel because rubber have it is certain
Elasticity thus certain cushion effect can be provided in 16 absorption of vibrations of inner plating for inner plating 16, to prevent inner plating 16 from damaging
It is bad, meanwhile, rubber also can further completely cut off noise, it is thus possible to further reduce noise, improve tonequality, to improve user's
Usage experience.
In any of the above-described embodiment, it is preferable that as shown in Figure 2 and Figure 4, silencer cover 1 also includes：Mounting ring 18, is arranged
On the openend of cover body 12, multiple mounting holes are provided with mounting ring 18, silencer cover 1 can be installed by mounting ring 18
On the chassis of air conditioner.
In those embodiments, multiple mounting holes can be set in mounting ring 18, and set many on the chassis of air conditioner
Individual screwed hole, so that the installation between mounting ring 18 and chassis just can be realized by screw etc., and then just can be by silencer cover 1
Simply and easily it is arranged on chassis, and then the installation difficulty of silencer cover 1 can be reduced, improves installation effectiveness, and screw is fixed
The more firm of the installation of silencer cover 1 can also be made.
Wherein it is preferred to, mounting ring 18 is integral type structure with cover body 12.
The embodiment of second aspect of the present invention proposes a kind of air conditioner (not shown), including chassis；Compressor set
Part, on chassis；The silencer cover 1 of any one of at least one first aspect embodiment, silencer cover 1 is located at compressor assembly
On, and on chassis.
The air conditioner of embodiments of the invention, the silencer cover 1 provided with first aspect present invention any embodiment, therefore
The air conditioner has whole beneficial effects of the silencer cover 1 of any of the above-described embodiment offer, will not be repeated here.
Wherein it is preferred to, silencer cover 1 is fixedly mounted on chassis by screw.
In the description of this specification, term " connection ", " installation ", " fixation " etc. all should be interpreted broadly, for example, " even
Connect " can be fixedly connected or be detachably connected, or be integrally connected；Can be joined directly together, can also be in
Between medium be indirectly connected to.For the ordinary skill in the art, above-mentioned term can be understood at this as the case may be
Concrete meaning in invention.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that combining the embodiment or specific features, structure, material or the feature of example description is contained at least one reality of the invention
Apply in example or example.In this manual, identical embodiment or reality are not necessarily referring to the schematic representation of above-mentioned term
Example.Moreover, description specific features, structure, material or feature can in any one or more embodiments or example with
Suitable mode is combined.
The preferred embodiments of the present invention are these are only, are not intended to limit the invention, for those skilled in the art
For member, the present invention can have various modifications and variations.Any modification within the spirit and principles of the invention, being made,
Equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (10)
1. a kind of silencer cover, for the compressor assembly of air conditioner, the compressor assembly includes compressor and pipe arrangement, its feature
It is, the silencer cover includes：
Cover body, can be located on the compressor assembly；
On dowel, the internal face for being arranged on the cover body；
Inner plating, in the cover body, on the dowel, and constitutes at least one with the dowel and the cover body
At least one through hole is provided with closing chamber, the inner plating, the through hole is connected with the closing chamber, the bore of the through hole
It is less than or equal to 1mm more than or equal to 0.2mm；
Wherein, the noise that the compressor assembly is produced enters after the silencer cover, can make the air column in the through hole in institute
Vibrated repeatedly under the elastic reaction for stating the air in closing chamber.
2. silencer cover according to claim 1, it is characterised in that
The punching rate of the inner plating is more than or equal to 1% and is less than or equal to 3%, or the punching rate of the inner plating is more than or equal to 2%；
And/or
The thickness of the inner plating is more than or equal to 0.1mm and is less than or equal to 1mm；And/or
The quantity of the closing chamber is multiple, and the quantity of the through hole is multiple；And/or
The width of the through hole is t, and interval of the two neighboring through hole in the circumferential direction of the cover body is more than or equal to 15t
It is less than less than or equal to 25t, and/or interval of the two neighboring through hole on the axial direction of the cover body more than or equal to 15t
Equal to 25t.
3. silencer cover according to claim 1, it is characterised in that
The through hole is circular port.
4. silencer cover according to claim 1, it is characterised in that
The quantity of the through hole is multiple, and multiple through holes are symmetrically set on the inner plating；And/or
The quantity of the dowel is multiple, and multiple dowels uniform intervals on the inwall of the cover body are set.
5. silencer cover according to claim 1, it is characterised in that
The quantity of the inner plating is multiple, and multiple inner platings connect into inner cylinder, the shape of the inner cylinder and the cover body
Shape it is consistent, the through hole is provided with the inner roof wall of the madial wall of the inner cylinder and/or the inner cylinder.
6. silencer cover according to claim 5, it is characterised in that
The cover body is one end open and hollow elliptic cylindrical.
7. silencer cover according to claim 6, it is characterised in that
The length ratio of the length of the major axis of the elliptic cylindrical and the short axle of the elliptic cylindrical is less than more than or equal to 1.2
Equal to 1.6；And/or
The height of the cover body is more than the height of the compressor assembly, and the width of the cover body is more than the compressor assembly
Width, the length of the cover body is more than the length of the compressor assembly；And/or
The height of the cover body is than the big 40%-50% of height of the compressor assembly, and the width of the cover body is than the compression
The big 20%-30% of width of thermomechanical components, length big 30%-50% of the length than the compressor assembly of the cover body.
8. silencer cover according to any one of claim 1 to 7, it is characterised in that
The cover body and the dowel are integral type structure；And/or
The cover body is plastics cover body, and the inner plating is resin inner plating or inner plastic plate, and the dowel is by rubber system
Into.
9. silencer cover according to any one of claim 1 to 7, it is characterised in that also include：
Mounting ring, is arranged on the openend of the cover body, and multiple mounting holes, the noise reduction are provided with the mounting ring
Cover can be arranged on the chassis of the air conditioner by the mounting ring.
10. a kind of air conditioner, it is characterised in that including：
Chassis；
Compressor assembly, on the chassis；
At least one silencer cover as claimed in any one of claims 1-9 wherein, the silencer cover is located at the compressor assembly
On, and on the chassis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710451845.6A CN107143937A (en) | 2017-06-15 | 2017-06-15 | Silencer cover and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710451845.6A CN107143937A (en) | 2017-06-15 | 2017-06-15 | Silencer cover and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107143937A true CN107143937A (en) | 2017-09-08 |
Family
ID=59782750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710451845.6A Pending CN107143937A (en) | 2017-06-15 | 2017-06-15 | Silencer cover and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107143937A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113932322A (en) * | 2021-10-28 | 2022-01-14 | 珠海格力电器股份有限公司 | Compressor assembly and air conditioner with same |
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| CN106014922A (en) * | 2016-07-04 | 2016-10-12 | 珠海格力电器股份有限公司 | Noise enclosure and compressor assembly |
| CN206959199U (en) * | 2017-06-15 | 2018-02-02 | 美的集团武汉制冷设备有限公司 | Silencer cover and air conditioner |
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2017
- 2017-06-15 CN CN201710451845.6A patent/CN107143937A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204176883U (en) * | 2014-09-28 | 2015-02-25 | 美的集团武汉制冷设备有限公司 | The indoor set of spiral case assembly and air-conditioning |
| CN205406086U (en) * | 2016-02-29 | 2016-07-27 | 佛山市顺德区美的电热电器制造有限公司 | Cover, cup and food processor eliminate noise |
| CN106014922A (en) * | 2016-07-04 | 2016-10-12 | 珠海格力电器股份有限公司 | Noise enclosure and compressor assembly |
| CN206959199U (en) * | 2017-06-15 | 2018-02-02 | 美的集团武汉制冷设备有限公司 | Silencer cover and air conditioner |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113932322A (en) * | 2021-10-28 | 2022-01-14 | 珠海格力电器股份有限公司 | Compressor assembly and air conditioner with same |
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