CN108223335A - Reciprocating compressor air suction silencer and with its reciprocating compressor - Google Patents
Reciprocating compressor air suction silencer and with its reciprocating compressor Download PDFInfo
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- CN108223335A CN108223335A CN201810205889.5A CN201810205889A CN108223335A CN 108223335 A CN108223335 A CN 108223335A CN 201810205889 A CN201810205889 A CN 201810205889A CN 108223335 A CN108223335 A CN 108223335A
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- casing
- reciprocating compressor
- air suction
- coiled pipe
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0027—Pulsation and noise damping means
- F04B39/0055—Pulsation and noise damping means with a special shape of fluid passage, e.g. bends, throttles, diameter changes, pipes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0027—Pulsation and noise damping means
- F04B39/0083—Pulsation and noise damping means using blow off silencers
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- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
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Abstract
The invention discloses a kind of reciprocating compressor air suction silencer and there is its reciprocating compressor, reciprocating compressor is included with air suction silencer：Lower casing has air intake duct；Upper casing, lid are located on lower casing and limit accommodation space with lower casing cooperation；Snakelike tube assembly, it is located in accommodation space and accommodation space is divided into the first silencing cavity and the second silencing cavity, the part that snakelike tube assembly is located in the first silencing cavity is equipped with the first noise reduction expanded bore of the first silencing cavity of connection, and the part that snakelike tube assembly is located in the second silencing cavity is equipped with the second noise reduction expanded bore of the inner cavity for connecting snakelike tube assembly；Upper casing includes upper shell and upper inner casing, is connected between upper shell and upper inner casing by upper connector；Lower casing includes lower casing and lower inner casing, is connected between lower casing and lower inner casing by lower connector.Reciprocating compressor air suction silencer according to the present invention by the way that upper casing and lower casing are set as double-layer structure, is conducive to obtain preferably noise reduction.
Description
Technical field
The present invention relates to technical field of refrigeration equipment, more particularly to a kind of reciprocating compressor air suction silencer and tool
There is its reciprocating compressor.
Background technology
In the relevant technologies, with the continuous development of social economy and science and technology, the improvement of people's living standards, environment is protected
Shield consciousness also greatly enhances.Household electrical appliance of the refrigerator as daily life indispensability, requirement of the people to its performance is also higher and higher,
And refrigerator, other than important refrigerating capacity, noise level is also one of index of refrigerator most critical, the noise master of refrigerator
Will the noise from freezer compressor, " heart " of the freezer compressor as refrigerator system, to monomer performance, noise, vibration
Horizontal requirement is also higher and higher, in terms of this straight-forward phenomenon is mainly reflected in noise, so the noise control to freezer compressor
The importance of system is self-evident.
Muffling device common at present is complicated, and making is cumbersome, improves the valency 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.
Invention content
The present invention is directed at least solve one of technical problem in the prior art.For this purpose, the present invention proposes that one kind is past
Twin compressor air suction silencer, the structure of the reciprocating compressor air suction silencer is simple and good muffling effect.
The present invention also proposes a kind of reciprocating compressor, and the reciprocating compressor includes above-mentioned reciprocating compressor and uses
Air suction silencer.
The reciprocating compressor air suction silencer of embodiment according to a first aspect of the present invention, including：Lower casing, the lower casing
It is upper that there is air intake duct；Upper casing, the upper shell cover are located on the lower casing, and the upper casing limits receiving with lower casing cooperation
Space；Snakelike tube assembly, the snakelike tube assembly, which is located in the accommodation space and the accommodation space is divided into first, to disappear
Sound chamber and the second silencing cavity, the part that the snakelike tube assembly is located in first silencing cavity, which is equipped with, connects first noise reduction
First noise reduction expanded bore of chamber, the part that the snakelike tube assembly is located in second silencing cavity, which is equipped with, connects the coiled pipe
Second noise reduction expanded bore of the inner cavity of component；Wherein, the upper casing includes upper shell and the upper inner casing in the upper shell,
It is connected between the upper shell and the upper inner casing by upper connector；The lower casing includes lower casing and in lower casing
Lower inner casing is connected between the lower casing and the lower inner casing by lower connector.
Reciprocating compressor air suction silencer according to embodiments of the present invention, by the way that upper casing and lower casing are set as double-deck
Structure, and the first silencing cavity and the second silencing cavity etc. are set so that the gas sucked by air intake duct can carry out multi-buffer
Noise reduction, in this way, being conducive to obtain preferably noise reduction.
In addition, reciprocating compressor according to the above embodiment of the present invention also has following additional skill with air suction silencer
Art feature：
According to some embodiments of the present invention, it is limited between the upper shell, the upper inner casing and the upper connector
Multiple upper closing chambers；Multiple lower closing chambers are limited between the lower casing, the lower inner casing and the lower connector.
According to some embodiments of the present invention, the upper connector is is formed in the upper shell and outside the upper inner casing
In upper reinforcing rib at least one；The lower connector for be formed in the lower casing with the lower inner casing it is outer at least one
Lower reinforcing rib.
Further, the gap between the upper shell and the upper inner casing is 0.5mm to 1mm, the lower casing and institute
It is 0.5mm to 1mm to state the gap between lower inner casing.
Further, the wall thickness of the upper inner casing and the lower inner casing is 0.5mm to 1mm.
According to some embodiments of the present invention, the snakelike tube assembly includes：First sub- coiled pipe, first son are snakelike
The outside of pipe is equipped with the first connecting plate；Second sub- coiled pipe, the second sub- coiled pipe be connected with the described first sub- coiled pipe and
It is arranged symmetrically to form coiled pipe, the outside of the second sub- coiled pipe is equipped with the second connecting plate；Wherein, the described first sub- coiled pipe
With one of them in the described second sub- coiled pipe be equipped at least one groove and another equipped with it is described at least one
The boss of groove match, the groove are corresponded with the boss.
Further, when the described first sub- coiled pipe is integrated with the described second sub- coiled pipe assembling, described first connects
Only the inner bottom surface to the upper casing, first connecting plate and described second connect respectively at the top of fishplate bar and second connecting plate
The inner bottom surface of the lower casing is only supported in the bottom of fishplate bar respectively；Wherein, first connecting plate and second connecting plate are along preceding
Rear direction extends and the accommodation space is divided into first silencing cavity and second silencing cavity.
According to some embodiments of the present invention, the cross section of the snakelike tube assembly is rectangular, round or oval.
Optionally, the upper casing and the lower casing are plastic article, and steel wire is additionally provided between the upper casing and the lower casing,
The upper casing is made to be tightly connected with the lower casing by heating the steel wire.
The reciprocating compressor of embodiment according to a second aspect of the present invention is inhaled including reciprocating compressor described above
Gas muffler.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
It obtains significantly or is recognized by the practice of the present invention.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination accompanying drawings below to embodiment
Significantly and it is readily appreciated that, wherein：
Fig. 1 is a schematic diagram of reciprocating compressor air suction silencer according to embodiments of the present invention；
Fig. 2 is a sectional view of Fig. 1；
Fig. 3 is the partial enlarged view that Fig. 2 centre circles show part；
Fig. 4 is an explosion of snakelike tube assembly in reciprocating compressor air suction silencer according to embodiments of the present invention
Figure.
Reference numeral：
Reciprocating compressor air suction silencer 100,
Lower casing 1, air intake duct 11, lower casing 12, lower inner casing 13, lower connector 14, lower closing chamber 15,
Upper casing 2, upper shell 21, upper inner casing 22, upper connector 23, upper closing chamber 24,
Accommodation space 3, the first silencing cavity 31, the second silencing cavity 32,
Snakelike tube assembly 4, the second noise reduction expanded bore 42, the first sub- coiled pipe 43, the first connecting plate 431, the second son are snakelike
Pipe 44, the second connecting plate 441,
Communicating pipe 6, steel wire 7.
Specific embodiment
The embodiment of the present invention is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that term " thickness ", " on ", " under ", "front", "rear", " left side ",
The orientation or position relationship of the instructions such as " right side ", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " circumferential direction " are based on attached drawing
Shown orientation or position relationship, are for only for ease of the description present invention and simplify description rather than instruction or imply meaning
Device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that the present invention's
Limitation.In addition, " first " is defined, the feature of " second " can be expressed or implicitly includes one or more spy
Sign.In the description of the present invention, unless otherwise indicated, " multiple " are meant that two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or be integrally connected；It can
To be mechanical connection or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Reciprocating compressor according to embodiments of the present invention air suction silencer 100 is described below in conjunction with the accompanying drawings.
As Figure 1-Figure 4, the reciprocating compressor of embodiment air suction silencer 100 according to a first aspect of the present invention,
Including：Lower casing 1, upper casing 2 and snakelike tube assembly 4.
Specifically, there is air intake duct 11 on lower casing 1；For example, air intake duct 11 can be formed in lower casing 1 side (such as
Left side, right side, front side or rear side).The lid of upper casing 2 is located on lower casing 1, and upper casing 2 limits accommodation space 3 with the cooperation of lower casing 1.
It can be tightly connected between upper casing 2 and lower casing 1, such as sealing element etc. can be equipped between upper casing 2 and lower casing 1.
Snakelike tube assembly 4 is located in accommodation space 3, and snakelike tube assembly 4 (such as import of snakelike tube assembly 4) can be with suction
Tracheae 11 connects, and snakelike tube assembly 4 can divide accommodation space 3 for the first silencing cavity 31 and the second silencing cavity 32, snakelike
The part that tube assembly 4 is located in the first silencing cavity 31 is equipped with the first noise reduction expanded bore (not shown), the first noise reduction expanded bore
Connecting the first silencing cavity 31, the part that snakelike tube assembly 4 is located in the second silencing cavity 32 is equipped with the second noise reduction expanded bore 42, and second
Noise reduction expanded bore 42 connects the inner cavity of snakelike tube assembly 4.The gas entered in accommodation space 3 by air intake duct 11 can be via first
Silencing cavity 31, the second silencing cavity 32, the first noise reduction expanded bore, the second noise reduction expanded bore 42 and snakelike tube assembly 4 it is interior
Chamber carries out noise reduction, so as to advantageously reduce noise.
Wherein, upper casing 2 includes upper shell 21 and upper inner casing 22, and upper inner casing 22 is set on the inside of upper shell 21, upper shell 21
It can be connected between upper inner casing 22 by upper connector 23；Lower casing 1 includes lower casing 12 and lower inner casing 13, and lower inner casing 13 is set on
The inside of lower casing 12 is connected between lower casing 12 and lower inner casing 13 by lower connector 14.In this way, by by upper casing 2 and under
Shell 1 is arranged to double-layer structure, is conducive to further noise reduction.
Reciprocating compressor according to embodiments of the present invention air suction silencer 100, by the way that upper casing 2 and lower casing 1 are set
For double-layer structure, and the first silencing cavity 31 and the second silencing cavity 32 etc. are set so that the gas sucked by air intake duct 11 can be with
Multi-buffer noise reduction is carried out, in this way, being conducive to obtain preferably noise reduction.
Reference Fig. 2 and Fig. 3, according to some embodiments of the present invention, between upper shell 21, upper inner casing 22 and upper connector 23
Limit multiple upper closing chambers 24；Multiple lower closing chambers 15 are limited between lower casing 12, lower inner casing 13 and lower connector 14.
For example, a upper envelope can be limited between two adjacent upper connectors 23 and upper shell 21 and upper inner casing 22
Closed chamber 24 can limit a lower closing chamber between adjacent two lower connectors 14 and lower casing 12 and lower inner casing 13
15.As a result, the gas sucked by air intake duct 11 can be via the first silencing cavity 31, the second silencing cavity 32, multiple upper closings
Chamber 24 and multiple lower closing chambers 15 carry out sound-deadening and noise-reducing, so as to be conducive to obtain preferably noise reduction.
As shown in Figures 2 and 3, according to some embodiments of the present invention, upper connector 23 for be formed in shell 21 with
Upper reinforcing rib at least one during upper inner casing 22 is outer；Lower connector 14 for be formed in lower casing 12 with lower inner casing 13 it is outer at least
Lower reinforcing rib at one.In this way, being conducive to limit closing chamber 24 between upper shell 21 and upper inner casing 22, be conducive under
Lower closing chamber 15 is limited between shell 12 and lower inner casing 13, convenient for further sound-deadening and noise-reducing.
For example, upper connector 23 can be the upper reinforcing rib being formed in shell 21 (including one or more)；On or
Connector 23 can be the upper reinforcing rib being formed in outside inner casing 22；Or upper connector 23 can also be to be formed in shell 21
Upper reinforcing rib and the upper reinforcing rib that is formed in outside inner casing 22.
Lower connector 14 can be the lower reinforcing rib being formed in lower casing 12 (including one or more)；Or lower connector
14 be the lower reinforcing rib being formed in outside lower inner casing 13；Or lower connector 14 can also be the lower reinforcing rib being formed in lower casing 12
With the lower reinforcing rib being formed in outside lower inner casing 13.
Further, with reference to Fig. 1 and Fig. 2, the gap between upper shell 21 and upper inner casing 22 can be 0.5mm to 1mm, under
Gap between shell 12 and lower inner casing 13 can be 0.5mm to 1mm.In this way, be conducive to upper shell 21 and upper inner casing 22 it
Between limit closing chamber 24, and be conducive to limit lower closing chamber 15 between lower casing 12 and lower inner casing 13, convenient for noise reduction
Noise reduction.
Gap between upper shell 21 and upper inner casing 22 can be 0.5mm, 0.7mm, 0.9mm or 1mm, and lower casing 12 is under
Gap between inner casing 13 can be 0.5mm, 0.7mm, 0.9mm or 1mm.
Further, the wall thickness of upper inner casing 22 and lower inner casing 13 is 0.5mm to 1mm.So that the knot of upper casing 2 and lower casing 1
Structure is more reasonable, and is conducive to noise reduction, reduces cost.
Further, as shown in Figure 2 and Figure 4, snakelike tube assembly 4 includes：First sub- 43 and second son of coiled pipe is snakelike
Pipe 44.
The outside of first sub- coiled pipe 43 is equipped with the first connecting plate 431；Second sub- 44 and first sub- coiled pipe 43 of coiled pipe
It is connected (for example, being connected in circumferential direction), and the second sub- 44 and first sub- coiled pipe 43 of coiled pipe is arranged symmetrically to form snake
Shape pipe, the outside of the second sub- coiled pipe 44 are equipped with the second connecting plate 441；Second connecting plate 441 can with first connecting plate 431
With parallel arrangement.
Wherein, one of them in the first sub- 43 and second sub- coiled pipe 44 of coiled pipe is equipped at least one groove, and
And first another in sub- 43 and second sub- coiled pipe 44 of coiled pipe be equipped with boss at least one groove match, it is recessed
Slot is corresponded with boss.By the cooperation of groove and boss be easily achieved the first sub- 43 and second sub- coiled pipe 44 of coiled pipe it
Between assembling.
The present invention is not limited thereto, can also phase by other means between the first sub- coiled pipe 43 and the second sub- coiled pipe 44
Even such as snapping connection.
First connecting plate 431 and the second connecting plate 441 can extend along the longitudinal direction, optionally, with reference to Fig. 2, when
When one sub- 43 and second sub- coiled pipe 44 of coiled pipe assembling is integrated, the top part of the first connecting plate 431 and the second connecting plate 441
The inner bottom surface of upper casing 2 Zhi be supported, the bottom of the first connecting plate 431 and the second connecting plate 441 only inner bottom surface to lower casing 1 respectively.
Wherein, the first connecting plate 431 and the second connecting plate 432 can extend along the longitudinal direction, and the first connecting plate 431 and second
Connecting plate 432 can divide accommodation space 3 for the first silencing cavity 31 and the second silencing cavity 32.In this way, the structure of snakelike tube assembly 4 is closed
Reason and good manufacturability.
Plane and the first sub- 43 and second sub- coiled pipe of coiled pipe where first connecting plate 431 and the second connecting plate 441
44 plane of symmetry can be vertical.
Wherein, the first connecting plate 431 and the plane where the second connecting plate 441 can be for example along the longitudinal direction and up and down
The perpendicular of direction extension；The plane of symmetry of first sub- 43 and second sub- coiled pipe 44 of coiled pipe can be for example in left-right direction
With the plane of upper and lower directions extension.
Exemplary and without limitation, the cross section of snakelike tube assembly 4 can be rectangular, round or oval.Here horizontal stroke
Section is the axial cross sectional shape perpendicular to snakelike tube assembly 4.It is convenient for snakelike tube assembly 4 being fabricated to different rule as a result,
Lattice are conducive to expand range of choice.
With reference to Fig. 2 and Fig. 3, specifically, upper casing 2 and lower casing 1 are plastic article, and steel wire is additionally provided between upper casing 2 and lower casing 1
7, upper casing 2 is made to be tightly connected with lower casing 1 by Heating Steel Wire 7.In this way, the steel wire 7 after heating can transfer heat to upper casing 2
With lower casing 1, so as to fulfill the sealed connection between upper casing 2 and lower casing 1.
Certainly, it can also be tightly connected between upper casing 2 and lower casing 1 by sealing element.
Optionally, with reference to Fig. 2, communicating pipe 6 is additionally provided in accommodation space 3, one end of communicating pipe 6 is plugged to snakelike tube assembly
In 4, the inner cavity of snakelike tube assembly 4 can be connected communicating pipe 6；And the other end of communicating pipe 6 is hanging and opposite with air intake duct 11,
And the other end of communicating pipe 6 can be spaced apart with the internal face of side wall 13.So so that the gas energy sucked by air intake duct 11
Multi-buffer, reflection are accessed, so as to be more advantageous to improving noise reduction.
Reciprocating compressor according to embodiments of the present invention air suction silencer 100 is used double for a kind of reciprocating compressor
Layer muffler, snakelike tube assembly 4 are set between upper casing 2 and lower casing 1, and air intake duct 11 is connected with snakelike tube assembly 4, air intake duct 11
Outside lower casing 1, upper casing 2 and lower casing 1 all use double-layer thin wall structure, are connected between two layers by reinforcing rib, form multiple closes
Close cavity；The accommodation space 3 that upper casing 2 and lower casing 1 surround is divided into the first silencing cavity 31 and the second silencing cavity by snakelike tube assembly 4
32, the part that snakelike tube assembly 4 is located at the first silencing cavity 31 is equipped with the first noise reduction expanded bore, and snakelike tube assembly 4 disappears positioned at second
The part of sound chamber 32 is equipped with the second noise reduction expanded bore 42.Multiple closures that the present invention is closed using two silencing cavities, double-layer thin wall
Cavity and the design of the serpentine members of multiple expanded bores, reach best noise reduction.
Reciprocating compressor according to embodiments of the present invention air suction silencer 100, the inside of muffler is divided by it
Two noise reduction chambers and multiple muffler chambers are inwardly formed in upper casing 2,1 wall thickness side of lower casing, are generated during compressor operation
Noise by its cavity space, increases it and transmits loss, reduce noise；Partition board is (including the first connecting plate 431 and the second connection
The space that upper-lower casing surrounds is divided into two noise reduction chambers by plate 441 with snakelike tube assembly 4.
Reciprocating compressor according to embodiments of the present invention air suction silencer 100, refrigerant enter from refrigerant inlet,
Refrigerant inlet makes more refrigerants enter refrigeration cycle, while prevents most of refrigerator oil sucking compressor.Refrigerant leads to
It crosses air intake duct 11 and enters the first silencing cavity 31, acoustic wave transmission is crossed internal layer thin-walled and enters closed cavity (including upper closing chamber 24 under
Closing chamber 15, similarly hereinafter), spatial volume mutation can cause the reflection of sound wave and have transmission to lose, and carry out noise elimination noise reduction；In addition, it inhales
Tracheae 11 becomes larger suddenly in 31 inner section of the first silencing cavity product, and sound wave can also be caused to reflect and have transmission to lose；Then refrigerant
Into the second silencing cavity 32, as a same reason, in the second silencing cavity 32, refrigerant reexpands at the expanded bore of communicating pipe 6,
Acoustic wave transmission crosses internal layer thin-walled and enters closed cavity, and spatial volume mutation can cause the reflection of sound wave and have transmission loss to drop again
It makes an uproar；In this way, by the envelope in two silencing cavities (including the first silencing cavity 31 and the second silencing cavity 32) and double-deck upper casing 2, lower casing 1
The common noise elimination of closed chamber body reaches energy-saving and noise-reducing noise elimination purpose.
Therefore, compressor noise can be effectively reduced using the reciprocating compressor double-layer silencer of structure of the present invention,
Achieve the purpose that energy-saving and noise-reducing silencing vibration-damping.
The reciprocating compressor of embodiment according to a second aspect of the present invention disappears including above-mentioned reciprocating compressor air-breathing
Sound device.As a result, by setting the reciprocating compressor air-breathing of above-mentioned first aspect embodiment on the reciprocating compressor
Muffler 100 advantageously reduces the noise of reciprocating compressor.
Reciprocating compressor air suction silencer 100 according to embodiments of the present invention is described in detail with reference to Fig. 1 to Fig. 4
The course of work.
Specifically, reciprocating compressor according to embodiments of the present invention air suction silencer 100, refrigerant is from refrigerant
Entrance enters, and refrigerant inlet makes more refrigerants enter refrigeration cycle, while prevents most of refrigerator oil sucking compressor.
Refrigerant enters the first silencing cavity 31 by air intake duct 11, and acoustic wave transmission crosses internal layer thin-walled and enters closed cavity (including upper closing
Chamber 24 and lower closing chamber 15, similarly hereinafter), spatial volume mutation can cause the reflection of sound wave and have transmission to lose, and carry out noise elimination noise reduction；
In addition, air intake duct 11 becomes larger suddenly in 31 inner section of the first silencing cavity product, sound wave can also be caused to reflect and have transmission to lose；Then
Refrigerant enter the second silencing cavity 32, as a same reason, in the second silencing cavity 32, refrigerant at the expanded bore of communicating pipe 6 again
Secondary expansion, acoustic wave transmission cross internal layer thin-walled and enter closed cavity, and spatial volume mutation can cause the reflection of sound wave and have transmission to damage
Lose noise reduction again；In this way, by two silencing cavities (including the first silencing cavity 31 and the second silencing cavity 32) and double-deck upper casing 2, under
The common noise elimination of closed cavity in shell 1 reaches energy-saving and noise-reducing noise elimination purpose.So far it completes according to embodiments of the present invention reciprocal
The course of work of formula suction muffler for compressor 100.
Other of reciprocating compressor according to embodiments of the present invention are formed and are operated for ordinary skill people
All it is known for member, is not detailed herein.
In the description of this specification, reference term " one embodiment ", " example ", " is specifically shown " some embodiments "
The description of example " or " some examples " etc. means to combine the embodiment or example particular features, structures, materials, or characteristics described
It is contained at least one embodiment of the present invention or example.In the present specification, schematic expression of the above terms need not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any
It is combined in an appropriate manner in a or multiple embodiments or example.In addition, without conflicting with each other, the technology of this field
Different embodiments or examples described in this specification and the feature of different embodiments or examples can be combined by personnel
And combination.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, those of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (10)
1. a kind of reciprocating compressor air suction silencer, which is characterized in that including：
Lower casing has air intake duct on the lower casing；
Upper casing, the upper shell cover are located on the lower casing, and the upper casing limits accommodation space with lower casing cooperation；
Snakelike tube assembly, the snakelike tube assembly are located in the accommodation space and the accommodation space are divided into the first noise reduction
Chamber and the second silencing cavity, the part that the snakelike tube assembly is located in first silencing cavity, which is equipped with, connects first silencing cavity
The first noise reduction expanded bore, the snakelike tube assembly, which is located at part in second silencing cavity and is equipped with, connects the coiled pipe group
Second noise reduction expanded bore of the inner cavity of part；
Wherein, the upper casing includes upper shell and the upper inner casing in the upper shell, the upper shell and the upper inner casing
Between be connected by upper connector；The lower casing includes lower casing and the lower inner casing in lower casing, the lower casing and institute
It states and is connected by lower connector between lower inner casing.
2. reciprocating compressor air suction silencer according to claim 1, which is characterized in that the upper shell, described
Multiple upper closing chambers are limited between upper inner casing and the upper connector；The lower casing, the lower inner casing and the lower connection
Multiple lower closing chambers are limited between part.
3. reciprocating compressor air suction silencer according to claim 1, which is characterized in that the upper connector is shape
The upper reinforcing rib in shell and at least one during the upper inner casing is outer is gone up described in Cheng Yu；The lower connector for be formed in it is described under
Lower reinforcing rib in shell and at least one during the lower inner casing is outer.
4. reciprocating compressor air suction silencer according to claim 3, which is characterized in that the upper shell with it is described
Gap between upper inner casing is 0.5mm to 1mm, and the gap between the lower casing and the lower inner casing is 0.5mm to 1mm.
5. reciprocating compressor air suction silencer according to claim 4, which is characterized in that the upper inner casing and described
The wall thickness of lower inner casing is 0.5mm to 1mm.
6. reciprocating compressor air suction silencer according to any one of claims 1-5, which is characterized in that the snake
Shape tube assembly includes：
First sub- coiled pipe, the outside of the first sub- coiled pipe are equipped with the first connecting plate；
Second sub- coiled pipe, the second sub- coiled pipe are connected and are arranged symmetrically to form coiled pipe with the described first sub- coiled pipe,
The outside of the second sub- coiled pipe is equipped with the second connecting plate；
Wherein, one of them in the described first sub- coiled pipe and the described second sub- coiled pipe is equipped at least one groove and separately
One is equipped with the boss at least one groove match, and the groove is corresponded with the boss.
7. reciprocating compressor air suction silencer according to claim 6, which is characterized in that when the described first son is snakelike
When pipe is integrated with the described second sub- coiled pipe assembling, the top of first connecting plate and second connecting plate is only supported respectively
The interior bottom of the lower casing is only supported in the bottom of the inner bottom surface of the upper casing, first connecting plate and second connecting plate respectively
Face；
Wherein, first connecting plate and second connecting plate extend and the accommodation space are divided into institute along the longitudinal direction
State the first silencing cavity and second silencing cavity.
8. reciprocating compressor air suction silencer according to claim 1, which is characterized in that the snakelike tube assembly
Cross section is rectangular, round or oval.
9. reciprocating compressor air suction silencer according to claim 5, which is characterized in that the upper casing and it is described under
Shell is plastic article, and steel wire is additionally provided between the upper casing and the lower casing, makes the upper casing and institute by heating the steel wire
State lower casing sealed connection.
10. a kind of reciprocating compressor, which is characterized in that including the reciprocating pressure according to any one of claim 1-9
Contracting machine air suction silencer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810205889.5A CN108223335A (en) | 2018-03-13 | 2018-03-13 | Reciprocating compressor air suction silencer and with its reciprocating compressor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810205889.5A CN108223335A (en) | 2018-03-13 | 2018-03-13 | Reciprocating compressor air suction silencer and with its reciprocating compressor |
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| CN108223335A true CN108223335A (en) | 2018-06-29 |
Family
ID=62659403
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| CN201810205889.5A Pending CN108223335A (en) | 2018-03-13 | 2018-03-13 | Reciprocating compressor air suction silencer and with its reciprocating compressor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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