CN207777117U - Muffler and compressor for compressor - Google Patents
Muffler and compressor for compressor Download PDFInfo
- Publication number
- CN207777117U CN207777117U CN201820022204.9U CN201820022204U CN207777117U CN 207777117 U CN207777117 U CN 207777117U CN 201820022204 U CN201820022204 U CN 201820022204U CN 207777117 U CN207777117 U CN 207777117U
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- interpolation pipe
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- 230000030279 gene silencing Effects 0.000 claims abstract description 122
- 238000005192 partition Methods 0.000 claims abstract description 95
- 239000003507 refrigerant Substances 0.000 description 47
- 230000009467 reduction Effects 0.000 description 10
- 230000005540 biological transmission Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 230000008030 elimination Effects 0.000 description 8
- 238000003379 elimination reaction Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 230000006870 function Effects 0.000 description 6
- 239000003921 oil Substances 0.000 description 5
- 230000029058 respiratory gaseous exchange Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000035772 mutation Effects 0.000 description 4
- 238000002627 tracheal intubation Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000003584 silencer Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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Abstract
The utility model discloses a kind of mufflers and compressor for compressor, wherein the muffler for compressor, including:Shell, shell have air inlet and gas outlet, have the inlet tube being connected to air inlet in shell；At least one partition board, partition board are located in shell will mark off multiple closed silencing cavities in shell；At least one interpolation pipe, at least one interpolation pipe are corresponded at least one partition board, and interpolation pipe is located on partition board to connect two neighboring silencing cavity, and air inlet, multiple silencing cavities and gas outlet are sequentially connected to constitute gas channel.Muffler according to the present utility model for compressor can effectively reduce compressor noise, ensure the overall performance of compressor.
Description
Technical field
The utility model is related to Compressor Technology fields, more particularly, to a kind of muffler for compressor and have it
Compressor.
Background technology
With the continuous development of social economy and science and technology, the improvement of people's living standards, environmental protection consciousness is also big
Big enhancing.Household electrical appliance of the refrigerator as daily life indispensability, requirement of the people to its performance is also higher and higher, and refrigerator in addition to
Other than important refrigerating capacity, noise level is also one of the index of refrigerator most critical, and the noise of refrigerator is essentially from refrigerator
The noise of compressor, " heart " of the freezer compressor as refrigerator system, the requirement to monomer performance, noise, level of vibration
Also higher and higher, in terms of this straight-forward phenomenon is mainly reflected in noise, so the importance of the noise control to freezer compressor
It is self-evident.
In the related technology, muffling device is complicated, and making is cumbersome, improves the valence of compressor or even entire refrigeration product
Lattice, while the most of two-stage silencers of inhaling silencer of prior art Reciprocting piston compressor, because silencer cavity is small,
Compression ratio is limited, therefore conventional muffler sound deadening capacity is limited.
Utility model content
The utility model aims to solve at least one of the technical problems existing in the prior art.For this purpose, the utility model carries
Go out a kind of muffler for compressor, the muffler for compressor has the advantages that simple in structure, good muffling effect.
The utility model also proposes that a kind of compressor, the compressor include the above-mentioned muffler for compressor.
According to the muffler for compressor of the utility model embodiment, including：Shell, the shell have air inlet
And gas outlet, the shell is interior to have the inlet tube being connected to the air inlet；At least one partition board, the partition board are located at described
Multiple closed silencing cavities will be marked off in the shell in shell；At least one interpolation pipe, at least one interpolation pipe
It being corresponded at least one partition board, the interpolation pipe is located on the partition board to connect the two neighboring silencing cavity,
The air inlet, multiple silencing cavities and the gas outlet are sequentially connected to constitute gas channel.
According to the muffler for compressor of the utility model embodiment, multiple envelopes will be divided by partition board in shell
The silencing cavity closed, two neighboring silencing cavity are connected to by interpolation pipe, can have been risen very well to the flow direction of refrigerant in breathing process
Guiding function, the generation that is vortexed when can efficiently reduce refrigerant flowing reduces the flow resistance and the pressure loss of refrigerant,
Compressor noise is effectively reduced, ensures the overall performance of compressor.Meanwhile interpolation pipe coordinates with silencing cavity and inlet tube
It is expanded when gas stream can be made to go out interpolation pipe with silencing cavity cooperation, sound wave reflection will produce transmission loss, to realize drop of eliminating the noise
It makes an uproar.In addition, this kind of muffler structure is simple, good muffling effect.
Some embodiments according to the present utility model, the interpolation pipe are pipe.
In some embodiments of the utility model, the outer diameter of the interpolation pipe is d1, and the d1 meets：6mm≤d1≤
The wall thickness of 12mm, the interpolation pipe are h1, and the h1 meets：1.5mm≤h1≤2.5mm.
Some embodiments according to the present utility model, the entrance length of the interpolation pipe are the length of the place silencing cavity
0.47-0.53 times, the outlet length of the interpolation pipe is 0.22-0.28 times of the length of the place silencing cavity.
In some embodiments of the utility model, the entrance length of the interpolation pipe is the length of the place silencing cavity
0.5 times, the outlet length of the interpolation pipe is 0.25 times of the length of the place silencing cavity.
Some embodiments according to the present utility model, the interpolation pipe are one of the forming with the corresponding partition board
Part.
Some embodiments according to the present utility model, the interpolation pipe are arranged with the corresponding divider upright.
Some embodiments according to the present utility model, the partition board are two and respectively first partition and second partition,
The first partition and the second partition will mark off the first silencing cavity, the second silencing cavity and third noise reduction in the shell
Chamber, first silencing cavity are connected to the air inlet, and first silencing cavity and second silencing cavity pass through described first
The first interpolation pipe connection on partition board, the third silencing cavity is connected to the gas outlet, the third silencing cavity and described the
Two silencing cavities are connected to by the second interpolation pipe on the second partition.
In some embodiments of the utility model, the first partition is located at the lower section of the second partition, and described
One partition board is vertically arranged, and the second partition is horizontally disposed, and first silencing cavity and second silencing cavity are located at described the
The both sides of one partition board, the third silencing cavity are located at the upside of the second partition.
In some embodiments of the utility model, the shell is equipped with limiting slot, and the first partition is located at described
In limiting slot.
In some embodiments of the utility model, the suction inlet of first interpolation pipe and the air inlet face.
In some embodiments of the utility model, the bottom of the shell is equipped with oil leaking hole with the second partition.
Some embodiments according to the present utility model, the shell is interior to have the inlet tube being connected to the air inlet.
In some embodiments of the utility model, the inlet tube is bend pipe.
In some embodiments of the utility model, the height of the inlet tube is less than or equal to described in inlet tube place
0.5 times of silencing cavity height.
In some embodiments of the utility model, the outer diameter of the inlet tube is d2, and the d2 meets：6mm≤d2≤
The wall thickness of 12mm, the inlet tube are h2, and the h2 meets：1.5mm≤h2≤2.5mm.
Some embodiments according to the present utility model, the shell periphery wall are equipped with the connection being connected to the air inlet
Pipe, on direction of the fixing end to free end of the connecting tube, the cross-sectional area of at least partly described connecting tube gradually increases.
Some embodiments according to the present utility model, the shell include：First shell；Second shell, the second shell
Body is connect with the first shell.
According to the compressor of the utility model embodiment, including the above-mentioned muffler for compressor.
According to the compressor of the utility model embodiment, multiple closed silencing cavities will be divided by partition board in shell,
Two neighboring silencing cavity is connected to by interpolation pipe, can play good guiding function to the flow direction of refrigerant in breathing process,
The generation being vortexed when refrigerant flowing can be efficiently reduced, the flow resistance and the pressure loss of refrigerant is reduced, effectively reduces
Compressor noise, ensures the overall performance of compressor.Meanwhile interpolation pipe coordinates with silencing cavity and inlet tube is matched with silencing cavity
Conjunction expands when gas stream can be made to go out interpolation pipe, and sound wave reflection will produce transmission loss, to realize noise elimination noise reduction.In addition, should
Kind muffler structure is simple, good muffling effect.
The additional aspect and advantage of the utility model will be set forth in part in the description, partly will be from following description
In become apparent, or recognized by the practice of the utility model.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the utility model will in the description from combination following accompanying drawings to embodiment
Become apparent and is readily appreciated that, wherein：
Fig. 1 is the structural scheme of mechanism according to the muffler for compressor of the utility model embodiment；
Fig. 2 is the sectional view according to the muffler for compressor of the utility model embodiment；
Fig. 3 is the explosive view according to the muffler for compressor of the utility model embodiment；
Fig. 4 is the stereogram according to the first partition of the muffler for compressor of the utility model embodiment；
Fig. 5 is the stereogram according to the second partition of the muffler for compressor of the utility model embodiment.
Reference numeral：
Muffler 100,
Shell 1,
First shell 11, gas outlet 111,
Second shell 12, air inlet 121, strip projected parts 122, limiting slot 123,
Inlet tube 2, connecting tube 3,
First partition 4, the first interpolation pipe 41,
Second partition 5, the second interpolation pipe 51, oil leaking hole 52,
First silencing cavity 6, the second silencing cavity 7, third silencing cavity 8, steel wire 9.
Specific implementation mode
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model
Limitation.
In the description of the present invention, it should be understood that term "center", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " suitable
The orientation or positional relationship of the instructions such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is orientation based on ... shown in the drawings
Or position relationship, be merely for convenience of describing the present invention and simplifying the description, do not indicate or imply the indicated device or
Element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as the limit to the utility model
System.In addition, defining " first ", the feature of " second " can explicitly or implicitly include one or more this feature.
In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned art with concrete condition
The concrete meaning of language in the present invention.
Below with reference to Fig. 1-Fig. 5 descriptions according to the muffler 100 for compressor of the utility model embodiment.
As Figure 1-Figure 5, include according to the muffler 100 for compressor of the utility model embodiment：Shell 1,
At least one partition board (first partition 4 as described below and second partition 5) and at least one interpolation pipe are (in as described below first
Intubation 41 and the second interpolation pipe 51).
Specifically, shell 1 has air inlet 121 and gas outlet 111, have to enter with what air inlet 121 was connected in shell 1
Mouth pipe 2, partition board (first partition 4 as described below and second partition 5) are located in shell 1 will mark off multiple envelopes in shell 1
The silencing cavity (the first silencing cavity 6, the second silencing cavity 7 and third silencing cavity 8 as described below) closed, interpolation pipe (as described below
First interpolation pipe 41 and the second interpolation pipe 51) it is located on partition board to connect two neighboring silencing cavity, interpolation pipe is a pair of with partition board one
It answers, when partition board is one, interpolation pipe is one, and when partition board is multiple, interpolation pipe is also multiple and is corresponded with partition board.
Air inlet 121, multiple silencing cavities and gas outlet 111 are sequentially connected to constitute gas channel.Air-flow can pass through air inlet 121 into
Enter in shell 1, is excluded from gas outlet 111 then in turn through after multiple silencing cavities, wherein air-flow is by interpolation pipe from one
Silencing cavity is to another silencing cavity.
Refrigerant gas enters one of silencing cavity by air inlet 121 and inlet tube 2, and inlet tube 2 arrives the silencing cavity
It is interior since section becomes larger suddenly, the mutation of sectional area can cause the reflection of sound wave and have transmission to lose, and carry out noise elimination noise reduction, then
Enter next silencing cavity by interpolation pipe, refrigerant gas is flowed out to from interpolation pipe in silencing cavity, due to interpolation pipe to noise reduction
The cross section of chamber becomes larger suddenly, and the mutation of sectional area can cause the reflection of sound wave and generate transmission loss, to carry out noise elimination drop
It makes an uproar.When refrigerant gas flows to next silencing cavity again by interpolation pipe, refrigerant gas reexpands, and is further reduced
Sound wave by frequency, reduce noise again, reach energy-saving and noise-reducing noise elimination purpose.In addition, two neighboring silencing cavity passes through interpolation
Pipe is connected to, and good guiding function has been played to the flow direction of refrigerant in breathing process, whirlpool when can efficiently reduce refrigerant flowing
The generation of stream reduces the flow resistance and the pressure loss of refrigerant, effectively reduces compressor noise, ensures the whole of compressor
Body performance.
According to the muffler 100 for compressor of the utility model embodiment, will be divided into shell 1 by partition board more
A closed silencing cavity, two neighboring silencing cavity are connected to by interpolation pipe, can be risen to the flow direction of refrigerant in breathing process
Good guiding function can efficiently reduce the generation being vortexed when refrigerant flowing, reduce the flow resistance and pressure of refrigerant
Loss, effectively reduces compressor noise, ensures the overall performance of compressor.Meanwhile interpolation pipe and silencing cavity coordinate and
Inlet tube 2 expands when gas stream can be made to go out interpolation pipe with silencing cavity cooperation, and sound wave reflection will produce transmission loss, to realize
Noise elimination noise reduction.In addition, this kind of muffler 100 is simple in structure, good muffling effect.
In some embodiments of the utility model, as shown in Figure 4 and Figure 5, interpolation pipe is pipe, the cross section of interpolation pipe
For circular ring shape.Pipe is conducive to the flowing of refrigerant gas, reduces the flow resistance of refrigerant gas, can reduce compressor
Noise.Certainly, the utility model is without being limited thereto, and interpolation pipe can also be rectangular tube or other shapes of tubular structure.
Further, the outer diameter of interpolation pipe is d1, and d1 meets：The wall thickness of 6mm≤d1≤12mm, interpolation pipe are h1, and h1 is full
Foot：1.5mm≤h1≤2.5mm.Preferably, the wall thickness of interpolation pipe is 2mm.It is possible thereby to play the work of guiding to refrigerant gas
With, and the resistance of refrigerant gas flow can be reduced, and the noise of refrigerant gas can be reduced.
In some embodiments of the utility model, as depicted in figs. 1 and 2, the entrance length of interpolation pipe is place noise reduction
0.47-0.53 times of the length of chamber, the outlet length of interpolation pipe are 0.22-0.28 times of the length of place silencing cavity.Wherein, interior
Intubation is threaded through on partition board, and the both sides that the both ends of interpolation pipe are respectively facing partition board extend, and air-flow is by interpolation pipe from the one of partition board
For effluent to the other side of partition board, the length for being located at the interpolation pipe of the side of the close interpolation tube inlet of partition board is the entrance of interpolation pipe
Length, the length for being located at the interpolation pipe of the side of the outlet of the close interpolation pipe of partition board is the outlet length of interpolation pipe.In addition, institute
It is the length with the silencing cavity of the extending direction same general direction of interpolation pipe in the length of silencing cavity.Disappear thus, it is possible to reduce
Sound device 100 by frequency, guiding can be played the role of to refrigerant gas, and the resistance of refrigerant gas flow can be reduced
Power, and the noise of refrigerant gas can be reduced.
Further, as depicted in figs. 1 and 2, the entrance length of interpolation pipe is 0.5 times of length of place silencing cavity, interior
The outlet length of intubation is 0.25 times of the length of place silencing cavity.The theoretical analysis, it is possible thereby to which entire muffler 100 is made to exist
Theoretically not over frequency, further can play the role of guiding to refrigerant gas, and can further subtract
The resistance of small refrigerant gas flow, and the noise of refrigerant gas can be reduced.
In some embodiments of the utility model, as shown in Figure 4 and Figure 5, interpolation pipe is one with corresponding partition board
Body drip molding.Thus, it is possible to simplify the assembly process between interpolation pipe and partition board, at the same also eliminate to interpolation pipe and partition board it
Between the process that is sealed, be conducive to save the production cycle, reduce production cost.
In some embodiments of the utility model, as shown in Figure 1, interpolation pipe is arranged with corresponding divider upright.
Thus it is not only convenient for the processing of interpolation pipe and partition board, is also convenient for the flowing of air-flow, reduces the flow resistance of air-flow, and can reduce
The noise of refrigerant gas.
In some embodiments of the utility model, as shown in Figure 1-Figure 3, partition board is two and respectively first partition 4
With second partition 5, first partition 4 and second partition 5 will mark off the first silencing cavity 6, the second silencing cavity 7 and third in shell 1
Silencing cavity 8, the first silencing cavity 6 are connected to air inlet 121, and inlet tube 2 is located in the first silencing cavity 6, the first silencing cavity 6 and second
Silencing cavity 7 is connected to by the first interpolation pipe 41 in first partition 4, and third silencing cavity 8 is connected to gas outlet 111, third noise reduction
Chamber 8 is connected to the second silencing cavity 7 by the second interpolation pipe 51 on second partition 5.Refrigerant gas is by air inlet 121 and enters
Mouth pipe 2 enters in the first silencing cavity 6, is then entered in the second silencing cavity 7 by the first interpolation pipe 41, then pass through the second interpolation pipe
51 enter in third silencing cavity 8, finally by 111 exhaust silencer 100 of gas outlet.
Refrigerant gas enters the first silencing cavity 6, the 2 to the first silencing cavity of inlet tube 6 by air inlet 121 and inlet tube 2
It is interior since section becomes larger suddenly, the mutation of sectional area can cause the reflection of sound wave and have transmission to lose, and carry out noise elimination noise reduction；Then
Refrigerant enters the second silencing cavity 7 by the first interpolation pipe 41, and as a same reason, in the second silencing cavity 7, refrigerant is out of first
Intubation 41 exit reexpand, by the mutation of sectional area can cause the reflection of sound wave generate transmission lose drop again
It makes an uproar；Refrigerant reaches third silencing cavity 8, refrigerant second interpolation pipe 51 out of third silencing cavity 8 by the second interpolation pipe 51 again
Outlet reexpand, be further reduced sound wave by frequency, reduce noise again, reach energy-saving and noise-reducing noise elimination purpose.
Further, as depicted in figs. 1 and 2, first partition 4 is located at the lower section of second partition 5, and first partition 4 is set vertically
It sets, second partition 5 is horizontally disposed, and the first silencing cavity 6 and the second silencing cavity 7 are located at the both sides of first partition 4, third silencing cavity 8
Positioned at the upside of second partition 5.Air inlet 121 is located on the side wall of shell 1, and air inlet 121 is connected to the first silencing cavity 6, is gone out
Gas port 111 is located on the roof of shell 1, and gas outlet 111 is connected to third silencing cavity 8.It is possible thereby to so that the knot of muffler 100
Structure is compacter rationally, and erasure effect is more preferable.Wherein, the first silencing cavity 6 and 7 volume of the second silencing cavity are more than third muffler
Thus 100 volume is convenient for muffler 100 to reduce noise.The silencing cavity that first interpolation pipe 41 will be close to air inlet 121 is divided into
One silencing cavity 6 and the second silencing cavity 7, the length by adjusting inlet tube 2 and the first interpolation pipe 41 can more targetedly drop
Noise in the low secondary frequency range of compressor, Noise Reduction are more preferable.
Specifically, the first interpolation pipe 41 and the second interpolation pipe 51 are pipe, the first interpolation pipe 41 and the second interpolation pipe 51
Cross section is circular ring shape, and the outer diameter of the first interpolation pipe 41 and the second interpolation pipe 51 is d1, and d1 meets：6mm≤d1≤12mm, first
The thickness of interpolation pipe 41 and the second interpolation pipe 51 is 2mm, it is possible thereby to play the role of guiding to refrigerant gas, and can be subtracted
The resistance of small refrigerant gas flow, and the noise of refrigerant gas can be reduced.
As depicted in figs. 1 and 2, the first interpolation pipe 41 is vertically arranged with first partition 4, the first interpolation pipe 41 and first partition
4 are integrally formed, and the second interpolation pipe 51 is vertically arranged with second partition 5, and the second interpolation pipe 51 is integrally formed with second partition 5.The
The entrance length of one interpolation pipe 41, i.e. the first interpolation pipe 41 are located at the length in the first silencing cavity 6, be the first silencing cavity 6 along a left side
0.5 times of right direction length, the outlet length of the first interpolation pipe 41, i.e. the first interpolation pipe 41 are located in the second silencing cavity 7
Length is 0.25 times of the second silencing cavity 7 length in left-right direction.The entrance length of second interpolation pipe 51, i.e. the second interpolation pipe
51 are located at 0.5 times that the length in the second silencing cavity 7 is the second silencing cavity 7 length along the vertical direction, and the second interpolation pipe 51 goes out
Mouthful length, i.e. the second interpolation pipe 51 be located at the length in third silencing cavity 8 for third silencing cavity 8 along the vertical direction length 0.25
Times.
Further, as depicted in figs. 1 and 2, shell 1 is equipped with limiting slot 123, and first partition 4 is located at limiting slot 123
It is interior.Specifically, there are spaced two strip projected parts 122 on the internal perisporium of shell 1, limited between two strip projected parts 122
Limiting slot 123 is made, the outer peripheral edge of first partition 4 is located in limiting slot 123, it is possible thereby to play the work of fixed first partition 4
With, while convenient for the installation of first partition 4.
Still further, as depicted in figs. 1 and 2, suction inlet and 121 face of air inlet of the first interpolation pipe 41.Thus just
In the structure setting of muffler 100, and convenient for reducing the noise of gas.Still further, the bottom of shell 1 and second partition 5
It is equipped with oil leaking hole 52.The lubricating oil to settle down in refrigerant can pass through oil leaking hole 52 and flow out muffler 100.
Further, as depicted in figs. 1 and 2, inlet tube 2 be bend pipe, it is possible thereby to so that the structure in silencing cavity more
It is compact.Specifically, as depicted in figs. 1 and 2, inlet tube 2 is bent upwards, and certainly, inlet tube 2 can also be bent downwardly, due to disappearing
The space of sound chamber in the up-down direction is larger, is bent convenient for inlet tube 2.Further, the height of inlet tube 2 is less than or equal to entrance
0.5 times of 2 place silencing cavity height of pipe.It is possible thereby to ensure the smoothness that refrigerant gas flows in silencing cavity.For example, such as
Shown in Fig. 1, the height of inlet tube 2 is less than or equal to 0.5 times of 6 height of the first silencing cavity.It should be noted that the height of inlet tube 2
Degree is its height in vertical direction.
Further, the outer diameter of inlet tube 2 is d2, and d2 meets：The wall thickness of 6mm≤d2≤12mm, inlet tube 2 are h2, h2
Meet：1.5mm≤h2≤2.5mm.Preferably, the wall thickness of inlet tube 2 is 2mm.It is possible thereby to play guiding to refrigerant gas
Effect, and the resistance of refrigerant gas flow can be reduced, and the noise of refrigerant gas can be reduced.
In some embodiments of the utility model, as depicted in figs. 1 and 2,1 periphery wall of shell is equipped with and air inlet
The connecting tubes 3 of 121 connections, on direction of the fixing end to free end of connecting tube 3, at least partly cross-sectional area of connecting tube 3
Gradually increase.It is possible thereby to increase air-breathing area.For example, in the illustrated example shown in fig. 2, the end of the free end of connecting tube 3
Cross-sectional area gradually increases on the direction of its fixing end to free end.Refrigerant enters from air inlet 121, and air inlet 121 makes
More refrigerants participate in refrigeration cycle, while preventing most of refrigerator oil sucking compressor.
In some embodiments of the utility model, shell 1 includes first shell 11 and second shell 121, second shell
121 connect with first shell 11.First shell 11 can be riveted with second shell 121 by 9 high-frequency heating of steel wire, first shell 11
A closed cavity is limited with second shell 121, cavity reduces the outside transmission of sound wave, enhances muffler 100
Erasure effect.Wherein air inlet 121 is located on the periphery wall of second shell 121, and gas outlet 111 is located at the roof of first shell 11
On.
Below with reference to Fig. 1-Fig. 5 descriptions according to the compressor of the utility model embodiment.
According to the compressor of the utility model embodiment, including above-mentioned muffler 100.
According to the compressor of the utility model embodiment, multiple closed silencing cavities will be divided by partition board in shell 1,
Two neighboring silencing cavity is connected to by interpolation pipe, can play good guiding function to the flow direction of refrigerant in breathing process,
The generation being vortexed when refrigerant flowing can be efficiently reduced, the flow resistance and the pressure loss of refrigerant is reduced, effectively reduces
Compressor noise, ensures the overall performance of compressor.Meanwhile interpolation pipe and silencing cavity coordinate and inlet tube 2 and silencing cavity
Cooperation expands when gas stream can be made to go out interpolation pipe, and sound wave reflection will produce transmission loss, to realize noise elimination noise reduction, Neng Gouyou
Effect reduces compressor noise, achievees the purpose that energy-saving and noise-reducing silencing vibration-damping.In addition, this kind of muffler 100 is simple in structure, disappear
Audio fruit is good.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are contained at least one embodiment or example of the utility model.In the present specification, to above-mentioned art
The schematic representation of language may not refer to the same embodiment or example.Moreover, description specific features, structure, material or
Person's feature can be combined in any suitable manner in any one or more of the embodiments or examples.
While there has been shown and described that the embodiments of the present invention, it will be understood by those skilled in the art that：
Can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and objective, modification, replaced
And modification, the scope of the utility model are limited by claim and its equivalent.
Claims (18)
1. a kind of muffler for compressor, which is characterized in that including：
Shell, the shell have air inlet and gas outlet, have the inlet tube being connected to the air inlet in the shell；
At least one partition board, the partition board are located in the shell will mark off multiple closed silencing cavities in the shell；
At least one interpolation pipe, at least one interpolation pipe are corresponded at least one partition board, and the interpolation pipe is set
To connect the two neighboring silencing cavity on the partition board, the air inlet, multiple silencing cavities and the gas outlet according to
Secondary connection is to constitute gas channel.
2. the muffler according to claim 1 for compressor, which is characterized in that the interpolation pipe is pipe.
3. the muffler according to claim 2 for compressor, which is characterized in that the outer diameter of the interpolation pipe is d1,
The d1 meets：The wall thickness of 6mm≤d1≤12mm, the interpolation pipe are h1, and the h1 meets：1.5mm≤h1≤2.5mm.
4. the muffler according to claim 1 for compressor, which is characterized in that the entrance length of the interpolation pipe is
0.47-0.53 times of the length of the place silencing cavity, the outlet length of the interpolation pipe are the length of the place silencing cavity
0.22-0.28 times.
5. the muffler according to claim 4 for compressor, which is characterized in that the entrance length of the interpolation pipe is
0.5 times of the length of the place silencing cavity, the outlet length of the interpolation pipe are the 0.25 of the length of the place silencing cavity
Times.
6. the muffler according to claim 1 for compressor, which is characterized in that the interpolation pipe with it is corresponding
The partition board is one of the forming part.
7. the muffler according to claim 1 for compressor, which is characterized in that the interpolation pipe with it is corresponding
The divider upright setting.
8. the muffler according to claim 1 for compressor, which is characterized in that the partition board is two and is respectively
First partition and second partition, the first partition and the second partition will mark off the first silencing cavity, in the shell
Two silencing cavities and third silencing cavity, first silencing cavity are connected to the air inlet, first silencing cavity and described second
Silencing cavity is connected to by the first interpolation pipe in the first partition, and the third silencing cavity is connected to the gas outlet, described
Third silencing cavity is connected to second silencing cavity by the second interpolation pipe on the second partition.
9. the muffler according to claim 8 for compressor, which is characterized in that the first partition is located at described the
The lower section of two partition boards, the first partition are vertically arranged, and the second partition is horizontally disposed, first silencing cavity and described the
Two silencing cavities are located at the both sides of the first partition, and the third silencing cavity is located at the upside of the second partition.
10. the muffler according to claim 9 for compressor, which is characterized in that the shell is equipped with limiting slot,
The first partition is located in the limiting slot.
11. the muffler according to claim 9 for compressor, which is characterized in that the sucking of first interpolation pipe
Mouth and the air inlet face.
12. the muffler according to claim 9 for compressor, which is characterized in that the bottom of the shell with it is described
Second partition is equipped with oil leaking hole.
13. the muffler according to claim 1 for compressor, which is characterized in that the inlet tube is bend pipe.
14. the muffler according to claim 13 for compressor, which is characterized in that the height of the inlet tube is less than
Equal to 0.5 times of the silencing cavity height where the inlet tube.
15. the muffler according to claim 1 for compressor, which is characterized in that the outer diameter of the inlet tube is d2,
The d2 meets：The wall thickness of 6mm≤d2≤12mm, the inlet tube are h2, and the h2 meets：1.5mm≤h2≤2.5mm.
16. the muffler according to claim 1 for compressor, which is characterized in that the shell periphery wall is equipped with
The connecting tube being connected to the air inlet, on direction of the fixing end to free end of the connecting tube, at least partly described company
The cross-sectional area taken over gradually increases.
17. the muffler according to claim 1 for compressor, which is characterized in that the shell includes：
First shell；
Second shell, the second shell are connect with the first shell.
18. a kind of compressor, which is characterized in that include the disappearing for compressor according to any one of claim 1-17
Sound device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820022204.9U CN207777117U (en) | 2018-01-05 | 2018-01-05 | Muffler and compressor for compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820022204.9U CN207777117U (en) | 2018-01-05 | 2018-01-05 | Muffler and compressor for compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207777117U true CN207777117U (en) | 2018-08-28 |
Family
ID=63223075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820022204.9U Withdrawn - After Issue CN207777117U (en) | 2018-01-05 | 2018-01-05 | Muffler and compressor for compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207777117U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107989775A (en) * | 2018-01-05 | 2018-05-04 | 安徽美芝制冷设备有限公司 | Muffler and compressor for compressor |
| CN110985342A (en) * | 2019-12-19 | 2020-04-10 | 西安交通大学 | Air suction muffler for refrigerator compressor |
| CN113007067A (en) * | 2021-04-26 | 2021-06-22 | 珠海格力电器股份有限公司 | Silencer and compressor |
| CN114576138A (en) * | 2020-11-30 | 2022-06-03 | 安徽美芝制冷设备有限公司 | Air suction silencer |
| US11846276B2 (en) | 2020-11-30 | 2023-12-19 | Anhui Meizhi Compressor Co., Ltd. | Suction muffler |
| WO2024011992A1 (en) * | 2022-07-12 | 2024-01-18 | 合肥美的电冰箱有限公司 | Muffler, muffler assembly, and refrigerator |
-
2018
- 2018-01-05 CN CN201820022204.9U patent/CN207777117U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107989775A (en) * | 2018-01-05 | 2018-05-04 | 安徽美芝制冷设备有限公司 | Muffler and compressor for compressor |
| CN107989775B (en) * | 2018-01-05 | 2023-11-24 | 安徽美芝制冷设备有限公司 | Muffler for compressor and compressor |
| CN110985342A (en) * | 2019-12-19 | 2020-04-10 | 西安交通大学 | Air suction muffler for refrigerator compressor |
| CN114576138A (en) * | 2020-11-30 | 2022-06-03 | 安徽美芝制冷设备有限公司 | Air suction silencer |
| CN114576138B (en) * | 2020-11-30 | 2023-04-28 | 安徽美芝制冷设备有限公司 | Suction muffler |
| US11846276B2 (en) | 2020-11-30 | 2023-12-19 | Anhui Meizhi Compressor Co., Ltd. | Suction muffler |
| CN113007067A (en) * | 2021-04-26 | 2021-06-22 | 珠海格力电器股份有限公司 | Silencer and compressor |
| WO2024011992A1 (en) * | 2022-07-12 | 2024-01-18 | 合肥美的电冰箱有限公司 | Muffler, muffler assembly, and refrigerator |
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| GR01 | Patent grant | ||
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180828 Effective date of abandoning: 20231124 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180828 Effective date of abandoning: 20231124 |
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