CN208918778U - Air suction silencer and compressor with it - Google Patents
Air suction silencer and compressor with it Download PDFInfo
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- CN208918778U CN208918778U CN201821625600.7U CN201821625600U CN208918778U CN 208918778 U CN208918778 U CN 208918778U CN 201821625600 U CN201821625600 U CN 201821625600U CN 208918778 U CN208918778 U CN 208918778U
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- suction silencer
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Abstract
The utility model provides a kind of air suction silencer and the compressor with it, wherein air suction silencer includes shell, and shell has multiple silencing cavities being sequentially communicated；Multiple silencing cavities include the second sub- silencing cavity positioned at the first sub- silencing cavity of shell one end and positioned at the shell other end, and the first sub- silencing cavity is connected to the second sub- silencing cavity by communicating passage.The utility model solves the problems, such as that the noise reduction effect of air suction silencer in the prior art is poor.
Description
Technical field
The utility model relates to compressor accessory technical fields, in particular to a kind of air suction silencer and have it
Compressor.
Background technique
Compressor during the work time, due to the sucking and compression of the refrigerant under specific frequency be not it is continuous, cause
Refrigerant is shaken in flow process, to generate gas noise.
In order to reduce gas noise, air suction silencer is set usually at the air inlet pipe of compressor, but in the prior art
The structure of air suction silencer is simple, gas flowing path is closer, causes its noise reduction effect poor.
Utility model content
It is existing to solve the main purpose of the utility model is to provide a kind of air suction silencer and with its compressor
The problem of the noise reduction effect difference of air suction silencer in technology.
To achieve the goals above, one aspect according to the present utility model provides a kind of air suction silencer, comprising:
Shell, shell have multiple silencing cavities being sequentially communicated；Multiple silencing cavities include positioned at shell one end the first sub- silencing cavity and
Positioned at the second sub- silencing cavity of the shell other end, the first sub- silencing cavity is connected to the second sub- silencing cavity by communicating passage.
Further, shell includes upper casing and lower casing, and communicating passage is formed in upper casing.
Further, air suction silencer further includes surrounding baffle, the both ends of the width direction of surrounding baffle with the inner wall of upper casing
Face connection, to surround communicating passage with upper casing.
Further, surrounding baffle extends curved in the width direction.
Further, the cross sectional shape on the extending direction of communicating passage of surrounding baffle is L-shaped.
Further, air suction silencer further includes multiple lower clapboards, and multiple lower clapboards are spaced apart and arranged in lower casing, will
The cavity that upper casing and lower casing surround is divided into multiple silencing cavities.
Further, air suction silencer further includes upper spacer, and upper spacer is connect with surrounding baffle, and upper casing and lower casing are surrounded
Cavity be divided into multiple silencing cavities.
Further, air suction silencer further includes positioning plate, and two positioning plates are spaced apart and arranged in lower casing, at two
Located space compatible with upper spacer is formed between positioning plate.
Further, multiple silencing cavities further include the sub- silencing cavity of third being connected to the second sub- silencing cavity, wherein third
Silencing cavity is between the first sub- silencing cavity and the second sub- silencing cavity；Offer air inlet and exhaust outlet on shell, air inlet with
First sub- silencing cavity connection, exhaust outlet are connected to the sub- silencing cavity of third.
Further, multiple silencing cavities further include the sub- silencing cavity of third being connected to the second sub- silencing cavity, disappear with third
4th sub- silencing cavity of sound chamber connection and the 5th sub- silencing cavity being connected to the first sub- silencing cavity；Wherein, the sub- silencing cavity of third,
Four sub- silencing cavities, the 5th sub- silencing cavity are respectively positioned between the first sub- silencing cavity and the second sub- silencing cavity；Air inlet is offered on shell
Mouth and exhaust outlet, air inlet are connected to the 5th sub- silencing cavity, and exhaust outlet is connected to the 4th sub- silencing cavity.
Further, air inlet is provided on lower casing, and exhaust outlet is provided on upper casing.
Further, air suction silencer also has inlet channel and exhaust passage, and air inlet passes through inlet channel and the 5th
Sub- silencing cavity connection, exhaust outlet are connected to by exhaust passage with the 4th sub- silencing cavity.
Further, the opening area of the entrance of silencing cavity is less than the opening area of the outlet of silencing cavity.
Further, there is difference in height between the entrance of silencing cavity and the outlet of silencing cavity.
Further, the volume of each silencing cavity is all different.
Further, each silencing cavity extends longitudinally, and communicating passage extends transversely.
Further, the edge of upper casing has hierarchic structure, and upper casing is fastened by hierarchic structure and lower casing；And/or lower casing
Edge there is hierarchic structure, upper casing is fastened by hierarchic structure and lower casing.
Another aspect according to the present utility model, provides a kind of compressor, and compressor includes compressor body and setting
Air suction silencer on compressor body, wherein air suction silencer is above-mentioned and following air suction silencer.
Using the technical solution of the utility model, multiple silencing cavities being sequentially communicated are set in shell, wherein the first son
Silencing cavity is located at one end of shell, and the second sub- silencing cavity is located at the other end of shell, the first sub- silencing cavity and the second sub- silencing cavity
Between by communicating passage be connected to, in this way, sufficiently and reasonably being utilized in the case where not increasing the overall volume of air suction silencer
The inner space of air suction silencer, extends gas flowing path, reduces the local resistance loss of gas, do not influencing to inhale
In the case where gas efficiency, the noise reduction effect of air suction silencer is improved.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical
Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.
In the accompanying drawings:
Fig. 1 shows a kind of main view schematic cross-sectional view of the air suction silencer of alternative embodiment according to the present utility model；
Fig. 2 shows the decomposition texture schematic diagrams of an angle of the air suction silencer of Fig. 1；
Fig. 3 shows the decomposition texture schematic diagram of another angle of the air suction silencer of Fig. 1；
Fig. 4 shows the enlarged structure schematic diagram in Fig. 3 at A；
Fig. 5 shows the bottom view of the air suction silencer of Fig. 1；
Fig. 6 shows the air suction silencer of Fig. 1 and the assembling structure schematic diagram of compressor body.
Wherein, the above drawings include the following reference numerals:
1, air suction silencer；10, shell；101, air inlet；102, exhaust outlet；103, inlet channel；104, exhaust passage；
11, upper casing；111, communicating passage；112, hierarchic structure；12, lower casing；121, the first sub- silencing cavity；122, the second sub- silencing cavity；
123, the sub- silencing cavity of third；124, the 4th sub- silencing cavity；125, the 5th sub- silencing cavity；126, oil leaking hole；13, oil leaking hole baffle；
20, surrounding baffle；30, lower clapboard；40, upper spacer；50, positioning plate；51, located space；2, rack；3, cylinder head assembly；4, fixed
Son；5, rotor.
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
It clearly and completely describes, it is clear that described embodiment is only the utility model a part of the embodiment, rather than whole realities
Apply example.Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as practical new to this
Type and its application or any restrictions used.Based on the embodiments of the present invention, those of ordinary skill in the art are not having
Every other embodiment obtained under the premise of creative work is made, is fallen within the protection scope of the utility model.
Noise reduction effect in order to solve the problems, such as air suction silencer in the prior art is poor, and the utility model provides one kind
Air suction silencer and compressor with it.Wherein, compressor includes compressor body and the suction that is arranged on compressor body
Gas muffler, wherein air suction silencer is above-mentioned and following air suction silencer.
As shown in Figures 1 to 5, air suction silencer includes shell 10, and shell 10 has multiple silencing cavities being sequentially communicated,
In, multiple silencing cavities include being located at the first sub- silencing cavity 121 of 10 one end of shell and disappearing positioned at the second son of 10 other end of shell
Sound chamber 122, the first sub- silencing cavity 121 are connected to the second sub- silencing cavity 122 by communicating passage 111.
In this application, multiple silencing cavities being sequentially communicated are provided in shell 10, wherein the first sub- silencing cavity 121
Positioned at one end of shell 10, the second sub- silencing cavity 122 is located at the other end of shell 10, and the first sub- silencing cavity 121 disappears with the second son
It is connected between sound chamber 122 by communicating passage 111, in this way, in the case where not increasing the overall volume of air suction silencer, sufficiently
The inner space of air suction silencer is reasonably utilized, extends gas flowing path, reduces the local resistance loss of gas,
In the case where not influencing gettering efficiency, the noise reduction effect of air suction silencer is improved.
As shown in figures 1 and 3, shell 10 includes upper casing 11 and lower casing 12, and communicating passage 111 is formed in upper casing 11.For
The fractionation of shell 10 is designed as upper casing 11 and lower casing 12, wherein communicating passage 111 by the processing and manufacturing for facilitating air suction silencer
It is formed in upper casing 11.
Optionally, the edge of upper casing 11 has hierarchic structure 112, and upper casing 11 is fastened by hierarchic structure 112 and lower casing 12；
Or the edge of lower casing 12 has hierarchic structure 112, upper casing 11 is fastened by hierarchic structure 112 and lower casing 12；Or upper casing 11
Edge and the edge of lower casing 12 all have hierarchic structure 112, upper casing 11 and lower casing 12 are fastened by hierarchic structure 112.In this way,
User, which can be convenient, is quickly snapped together upper casing 11 and lower casing 12 by hierarchic structure 112, improves air-breathing noise reduction
The assembly efficiency of device.
In alternative embodiment shown in fig. 1, only there is hierarchic structure 112 at the edge of upper casing 11, upper casing 11 passes through rank
Terraced structure 112 is fastened with lower casing 12, is realized sealing, is formed closed cavity.
Shown in as shown in Figure 1, Figure 3 and Figure 4, air suction silencer further includes surrounding baffle 20, the both ends of the width direction of surrounding baffle 20
It is connect with the inner wall of upper casing 11, to surround communicating passage 111 with upper casing 11.In this way, surrounding baffle 20 and 11 company of surrounding of upper casing
Circulation passage 111 will be located at the first sub- silencing cavity 121 of 10 one end of shell and positioned at the second sub- silencing cavity of 10 other end of shell
122 connections, cold media gas flow to the second sub- silencing cavity 122 by communicating passage 111 by the first sub- silencing cavity 121, extend
The circulation path of gas reduces the local resistance loss of gas, in the case where not influencing gettering efficiency, promotes air-breathing noise reduction
The noise reduction effect of device.
As shown in Figure 3 and Figure 4, surrounding baffle 20 extends curved in the width direction.In this way, extend curved
Communicating passage 111 is surrounded between surrounding baffle 20 and the inner wall of upper casing 11, by adjusting the shape and size of surrounding baffle 20, adjustment
The circulation area of communicating passage 111, so as to adjust the noise reduction effect of air suction silencer.
In one specific embodiment of the application, the circulation area of communicating passage 111 is 36.2mm2, the length of communicating passage 111
Degree is 50mm, and the thickness of surrounding baffle 20 is between 0.8mm~1.5mm.In view of the production cost and air-breathing of air suction silencer
The noise reduction effect of muffler chooses above-mentioned numberical range after a large number of experiments.
As shown in figure 4, the cross sectional shape on the extending direction of communicating passage 111 of surrounding baffle 20 is L-shaped.In this way, enclosing
The structure of baffle 20 is simple, is conducive to the processing and manufacturing of surrounding baffle 20.Those skilled in the art can also use other sections
The surrounding baffle 20 of shape.
As depicted in figs. 1 and 2, air suction silencer further includes multiple lower clapboards 30, and multiple lower clapboards 30 are spaced apart and arranged in
In lower casing 12, the cavity that upper casing 11 and lower casing 12 surround is divided into multiple silencing cavities.
As depicted in figs. 1 and 2, air suction silencer further includes upper spacer 40, and upper spacer 40 is connect with surrounding baffle 20, will be upper
The cavity that shell 11 and lower casing 12 surround is divided into multiple silencing cavities.
Those skilled in the art can select the quantity and setting of lower clapboard 30 and upper spacer 40 according to actual needs
Position, so that the cavity that upper casing 11 and lower casing 12 surround is divided into multiple silencing cavities by lower clapboard 30 and upper spacer 40.
Optionally, the volume of each silencing cavity is all different.In this way, by the silencing cavity that not co-content is arranged, so as to
Noise reduction processing is carried out to the noise of different frequency, so that the noise reduction frequency range of air suction silencer broadens, realizes plural serial stage noise reduction, into
And improve the noise reduction effect of air suction silencer.
Optionally, the opening area of the entrance of silencing cavity is less than the opening area of the outlet of silencing cavity.That is, this Shen
Expanding noise-reducing structure please be use, sound wave is reflected at the position of the abrupt change of cross-section due to impedance mismatch, so as to cause
Noise attentuation.
Optionally, there is difference in height between the entrance of silencing cavity and the outlet of silencing cavity.In this way, utilizing the entrance of silencing cavity
Difference in height between the outlet of silencing cavity, make gas by the entrance of silencing cavity flow to silencing cavity outlet time further
Extend.
Optionally, each silencing cavity extends longitudinally, and communicating passage 111 extends transversely.In this way, being sufficiently used shell
10 inner space extends the circulation path of gas.
Air suction silencer provided by the present application extends the flowing time of cold media gas, reduces the flowing velocity of refrigerant,
To reduce the local resistance loss of cold media gas, the pressure loss of cold media gas is thereby reduced, is beneficial to promote air-breathing
The service performance of muffler.
As depicted in figs. 1 and 2, air suction silencer further includes positioning plate 50, and two positioning plates 50 are spaced apart and arranged in lower casing
In 12, to form located space 51 compatible with upper spacer 40 between two positioning plates 50.In assembly upper casing 11 and lower casing
When 12, upper spacer 40 is inserted into located space 51, hierarchic structure 112 is recycled to snap together upper casing 11 and lower casing 12, this
Sample positions upper spacer 40 by located space 51, upper spacer 40 is avoided to occur in the use process of air suction silencer
It shakes, additionally it is possible to promote the connective stability of upper casing 11 Yu lower casing 12.
In the specific embodiment of Fig. 1 to Fig. 3, in order to reduce the use material of positioning plate 50, air suction silencer is reduced
Production cost, is provided with two groups of location structures being oppositely arranged in lower casing 12, and every group of location structure includes two interval settings
Positioning plate 50, the both ends of upper spacer 40 are inserted into respectively in the located space 51 of two groups of location structures.
Optionally, the thickness of lower clapboard 30 is between 0.8mm~1.5mm, and the thickness of upper spacer 40 is in 0.8mm~1.5mm
Between, the thickness of positioning plate 50 is between 0.8mm~1.5mm.Optionally, surrounding baffle 20, lower clapboard 30, upper spacer 40 and positioning
Plate 50 uses the plate of same thickness, consequently facilitating the processing of air suction silencer.
In the specific embodiment (not shown) of the application, the quantity of silencing cavity is 3, specifically, multiple disappear
Sound chamber further includes the sub- silencing cavity 123 of third being connected to the second sub- silencing cavity 122, wherein the sub- silencing cavity 123 of third is located at first
Between sub- silencing cavity 121 and the second sub- silencing cavity 122；Air inlet 101 and exhaust outlet 102, air inlet 101 are offered on shell 10
It is connected to the first sub- silencing cavity 121, exhaust outlet 102 is connected to the sub- silencing cavity 123 of third.In this way, cold media gas is by air inlet 101
Into the first sub- silencing cavity 121 for being located at 10 one end of shell, then flow to by communicating passage 111 positioned at 10 other end of shell
The second sub- silencing cavity 122, then entered by the second sub- silencing cavity 122 and be located at the first sub- silencing cavity 121 and the second sub- silencing cavity 122
Between the sub- silencing cavity 123 of third, finally by exhaust outlet 102 be discharged.
Optionally, the opening area of exhaust outlet 102 is in 27mm2~34mm2Between.
As depicted in figs. 1 and 2, multiple silencing cavities further include the sub- silencing cavity of third being connected to the second sub- silencing cavity 122
123, the 4th sub- silencing cavity 124 being connected to the sub- silencing cavity 123 of third and the 5th sub- noise reduction being connected to the first sub- silencing cavity 121
Chamber 125；Wherein, the sub- silencing cavity 123 of third, the 4th sub- silencing cavity 124, the 5th sub- silencing cavity 125 are respectively positioned on the first sub- silencing cavity
121 and second between sub- silencing cavity 122；Air inlet 101 and exhaust outlet 102, air inlet 101 and the 5th son are offered on shell 10
Silencing cavity 125 is connected to, and exhaust outlet 102 is connected to the 4th sub- silencing cavity 124.In this embodiment, 5 different appearances are provided with
Long-pending silencing cavity has widened the noise reduction frequency range of air suction silencer, has extended the flow path of refrigerant, improve air suction silencer
Noise reduction effect.
As depicted in figs. 1 and 2, air suction silencer also has inlet channel 103 and exhaust passage 104, and air inlet 101 passes through
Inlet channel 103 is connected to the 5th sub- silencing cavity 125, and exhaust outlet 102 is connected by exhaust passage 104 and the 4th sub- silencing cavity 124
It is logical.
In this way, cold media gas enters the 5th sub- silencing cavity 125 by inlet channel 103 by air inlet 101, then pass sequentially through
First sub- silencing cavity 121, communicating passage 111, the second sub- silencing cavity 122, the sub- silencing cavity 123 of third and the 4th sub- silencing cavity 124,
It is discharged finally by exhaust passage 104 by exhaust outlet 102.
Optionally, those skilled in the art can also set 4 noise reductions for air suction silencer according to the needs of use
Chamber, 6 silencing cavities or more silencing cavities.
As depicted in figs. 1 and 2, air inlet 101 is provided on lower casing 12, and exhaust outlet 102 is provided on upper casing 11.
Through a large number of experiments show that, the noise reduction effect of air suction silencer provided by the present application is preferable, signal-to-noise ratio in 20dB or more,
It can satisfy outside the noise reduction effect to low frequency noise, additionally it is possible to which good noise reduction effect is played to the noise of medium-high frequency.Wherein, low
Frequency noise typically refers to the noise within 1000Hz.
As shown in figure 5, the bottom of lower casing 12 offers multiple oil leaking holes 126, optionally, the diameter of oil leaking hole 126 exists
Between 2.5mm~3.5mm.Wherein, an oil leaking hole 126 is connected to the first sub- silencing cavity 121, and an oil leaking hole 126 connects simultaneously
Logical 5th sub- silencing cavity 125 and the 4th sub- silencing cavity 124, an oil leaking hole 126 are connected to the second sub- silencing cavity 122, third simultaneously
Sub- silencing cavity 123.In this way, the refrigeration oil of sucking being blended in refrigerant can be discharged for oil leaking hole 126.
As shown in figure 5, air suction silencer further includes oil leaking hole baffle 13, oil leaking hole baffle 13 is connect with lower casing 12, and around
The periphery of oil leaking hole 126 is continuously arranged, in this way, preventing from being discharged in refrigeration oil mist of oil sucking silencing cavity with refrigerant, to keep away
Exempting from the pump housing leads to suction superheat without sufficiently cooling and influences the overall performance of compressor.
Optionally, oil leaking hole baffle 13 is in long cylindricality.
Since air suction silencer provided by the present application has good noise reduction effect, correspondingly, compression provided by the present application
Machine includes air suction silencer provided by the present application, so that the low noise of compressor provided by the present application at work, specifically
For, air suction silencer is mounted at the air inlet pipe of compressor, and gas is entered in compressor body by air suction silencer.
As shown in fig. 6, the compressor body of compressor provided by the present application includes at least rack 2, cylinder head assembly 3, determines
Son 4, rotor 5 and motor, wherein stator 4 is fixed on the under-chassis of rack 2, and rotor 5 is interference fitted on crankshaft, air-breathing noise reduction
Device 1 is fixed by screws on cylinder head assembly 3, and the exhaust outlet 102 of air suction silencer 1 is connected to the valve plate air entry of cylinder,
The air inlet 101 of air suction silencer 1 is connected to the air inlet pipe of compressor, motor driven crank and connecting rod movement, and then makes tongue
Spring suction valve chip and exhaust valve plate carry out the sucking and compression of refrigerant.
Optionally, compressor application provided by the present application is on refrigerator, i.e., refrigerator provided by the present application making an uproar at work
Sound is low, to be conducive to be promoted user to the usage experience good opinion of refrigerator.
Air suction silencer provided by the present application assembles convenient, the suction that can reach identical noise treatment effect with same type
Gas silencing cavity is compared, and air suction silencer provided by the present application has assembly more convenient, and structure is more reasonable, and manufacturing cost is lower
Advantage correspondingly has good service performance and economy, application using the compressor of air suction silencer provided by the present application
The refrigerator of compressor provided by the present application has good complete machine service performance and economy.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments
Up to the unlimited the scope of the utility model processed of formula and numerical value.Simultaneously, it should be appreciated that for ease of description, each shown in attached drawing
The size of a part is not to draw according to actual proportionate relationship.For skill known to person of ordinary skill in the relevant
Art, method and apparatus may be not discussed in detail, but in the appropriate case, and the technology, method and apparatus should be considered as awarding
Weigh part of specification.In shown here and discussion all examples, any occurrence should be construed as merely example
Property, not as limitation.Therefore, the other examples of exemplary embodiment can have different values.It should also be noted that similar
Label and letter similar terms are indicated in following attached drawing, therefore, once be defined in a certain Xiang Yi attached drawing, then with
In attached drawing afterwards do not need that it is further discussed.
In the description of the present invention, it should be understood that the noun of locality such as " front, rear, top, and bottom, left and right ", " laterally,
Vertically, vertically, it is horizontal " and " pushing up, bottom " etc. indicated by orientation or positional relationship be normally based on orientation or position shown in the drawings
Relationship is set, is merely for convenience of describing the present invention and simplifying the description, in the absence of explanation to the contrary, these nouns of locality
Do not indicate that and imply that signified device or element must have a particular orientation or be constructed and operated in a specific orientation, because
This should not be understood as the limitation to scope of protection of the utility model；The noun of locality " inside and outside " refers to the wheel relative to each component itself
Wide is inside and outside.
For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure
Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices
It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and
" in ... lower section " two kinds of orientation.The device can also be positioned with other different modes and (is rotated by 90 ° or in other orientation), and
And respective explanations are made to the opposite description in space used herein above.
In addition, it should be noted that, limiting components using the words such as " first ", " second ", it is only for be convenient for
Corresponding components are distinguished, do not have Stated otherwise such as, there is no particular meanings for above-mentioned word, therefore should not be understood as to this
The limitation of utility model protection range.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, work, device, component and/or their combination.
It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so that presently filed embodiment described herein can be in addition to illustrating herein
Or the sequence other than those of description is implemented.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (18)
1. a kind of air suction silencer characterized by comprising
Shell (10), the shell (10) have multiple silencing cavities being sequentially communicated；
The multiple silencing cavity includes positioned at the first sub- silencing cavity (121) of the shell (10) one end and positioned at the shell
(10) the second of the other end the sub- silencing cavity (122), the first sub- silencing cavity (121) and the described second sub- silencing cavity (122) are logical
Cross communicating passage (111) connection.
2. air suction silencer according to claim 1, which is characterized in that the shell (10) includes upper casing (11) and lower casing
(12), the communicating passage (111) is formed in the upper casing (11).
3. air suction silencer according to claim 2, which is characterized in that the air suction silencer further includes surrounding baffle
(20), the both ends of the width direction of the surrounding baffle (20) are connect with the inner wall of the upper casing (11), with the upper casing
(11) communicating passage (111) are surrounded.
4. air suction silencer according to claim 3, which is characterized in that the surrounding baffle (20) is in the width direction
Bending extends.
5. air suction silencer according to claim 4, which is characterized in that the surrounding baffle (20) in the communicating passage
(111) the cross sectional shape on extending direction is L-shaped.
6. air suction silencer according to claim 2, which is characterized in that the air suction silencer further includes multiple lower clapboards
(30), the multiple lower clapboard (30) is spaced apart and arranged in the lower casing (12), by the upper casing (11) and the lower casing
(12) cavity surrounded is divided into the multiple silencing cavity.
7. air suction silencer according to claim 3, which is characterized in that the air suction silencer further includes upper spacer
(40), the upper spacer (40) connect with the surrounding baffle (20), and the upper casing (11) and the lower casing (12) are surrounded
Cavity is divided into the multiple silencing cavity.
8. air suction silencer according to claim 7, which is characterized in that the air suction silencer further includes positioning plate
(50), two positioning plates (50) are spaced apart and arranged in the lower casing (12), between two positioning plates (50)
It is formed and the upper spacer (40) compatible located space (51).
9. air suction silencer according to any one of claim 1 to 8, which is characterized in that
The multiple silencing cavity further includes the sub- silencing cavity of third (123) being connected to the described second sub- silencing cavity (122), wherein
The sub- silencing cavity of third (123) is between the described first sub- silencing cavity (121) and the second sub- silencing cavity (122)；
Air inlet (101) and exhaust outlet (102), the air inlet (101) and first son are offered on the shell (10)
Silencing cavity (121) connection, the exhaust outlet (102) are connected to the sub- silencing cavity of the third (123).
10. the air suction silencer according to any one of claim 2 to 8, which is characterized in that
The multiple silencing cavity further include the sub- silencing cavity of third (123) being connected to the described second sub- silencing cavity (122), with it is described
4th sub- silencing cavity (124) of the sub- silencing cavity of third (123) connection and the 5th son being connected to the described first sub- silencing cavity (121)
Silencing cavity (125)；
Wherein, described in the sub- silencing cavity of the third (123), the 4th sub- silencing cavity (124), the 5th sub- silencing cavity (125) are respectively positioned on
Between first sub- silencing cavity (121) and the second sub- silencing cavity (122)；
Air inlet (101) and exhaust outlet (102), the air inlet (101) and the 5th son are offered on the shell (10)
Silencing cavity (125) connection, the exhaust outlet (102) are connected to the described 4th sub- silencing cavity (124).
11. air suction silencer according to claim 10, which is characterized in that the air inlet (101) be provided with it is described under
On shell (12), the exhaust outlet (102) is provided on the upper casing (11).
12. air suction silencer according to claim 10, which is characterized in that the air suction silencer also has inlet channel
(103) and exhaust passage (104), the air inlet (101) pass through the inlet channel (103) and the 5th sub- silencing cavity
(125) it is connected to, the exhaust outlet (102) is connected to by the exhaust passage (104) with the described 4th sub- silencing cavity (124).
13. air suction silencer according to claim 1, which is characterized in that the opening area of the entrance of the silencing cavity is small
Opening area in the outlet of the silencing cavity.
14. air suction silencer according to claim 1, which is characterized in that the entrance of the silencing cavity and the silencing cavity
Outlet between have difference in height.
15. air suction silencer according to claim 1, which is characterized in that the volume of each silencing cavity is all different.
16. air suction silencer according to claim 1, which is characterized in that each silencing cavity extends longitudinally, the company
Circulation passage (111) extends transversely.
17. air suction silencer according to claim 2, which is characterized in that
The edge of the upper casing (11) has hierarchic structure (112), and the upper casing (11) passes through the hierarchic structure (112) and institute
State lower casing (12) fastening；And/or
The edge of the lower casing (12) has hierarchic structure (112), and the upper casing (11) passes through the hierarchic structure (112) and institute
State lower casing (12) fastening.
18. a kind of compressor, which is characterized in that the compressor includes compressor body and is arranged on the compressor body
Air suction silencer, wherein the air suction silencer be any one of claims 1 to 17 described in air suction silencer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821625600.7U CN208918778U (en) | 2018-09-30 | 2018-09-30 | Air suction silencer and compressor with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821625600.7U CN208918778U (en) | 2018-09-30 | 2018-09-30 | Air suction silencer and compressor with it |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109139415A (en) * | 2018-09-30 | 2019-01-04 | 珠海格力节能环保制冷技术研究中心有限公司 | Air suction silencer and compressor with it |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109139415A (en) * | 2018-09-30 | 2019-01-04 | 珠海格力节能环保制冷技术研究中心有限公司 | Air suction silencer and compressor with it |
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