CN207847950U - A kind of compressor sound attenuation assembly, compressor and air conditioner - Google Patents
A kind of compressor sound attenuation assembly, compressor and air conditioner Download PDFInfo
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- CN207847950U CN207847950U CN201721674277.8U CN201721674277U CN207847950U CN 207847950 U CN207847950 U CN 207847950U CN 201721674277 U CN201721674277 U CN 201721674277U CN 207847950 U CN207847950 U CN 207847950U
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Abstract
A kind of compressor sound attenuation assembly of the utility model offer, compressor and air conditioner, compressor sound attenuation assembly include：The upper bearing (metal) (1) of compressor；Shaft (8), the rotor balance (9) being located in the shaft (8)；Muffler assembly (2), upper end in the upper bearing (metal) (1) is set, and it is provided with first exhaust passage (3) close to the position of its radial outside on the muffler assembly (2) or in position, compressed high pressure gas in compresser cylinder can be discharged, gas is made not impact directly to the rotor balance by the first exhaust passage (3).It avoids muffler from being vented the rotor balance of direct impact high speed rotation by the utility model by generates noise, significantly reduce the regenerated noise of generation, solve the problems, such as that conventional muffler structure exhaust impact balance weight generates regenerated noise.
Description
Technical field
The utility model belongs to air-conditioning technical field, and in particular to a kind of compressor sound attenuation assembly, compressor and air conditioner.
Background technology
Existing rolling rotor compressor gap exhaust, high-speed flow cause refrigerant pressure to be pulsed, compressor are caused to radiate
Noise can generally be arranged muffler and carry out noise reduction.Existing muffler is stamped to form using sheet metal component, and directly passes through pump
Body screw is fixed, and problems with is primarily present：1) because pump housing screw position limits, the outlet of muffler is generally more difficult to avoid electricity
The direct impact rotor balance weight of air-flow is discharged in machine rotor, generates regenerated noise, and muffler noise reduction is deteriorated；2) muffler
The limitation of the compressed machine inner space of internal capacity, muffler desing are restricted, and there is a situation where acoustic attenuation performance deficiency；3) disappear
For sound device because there are spectrogram parameters, there are noise elimination low ebbs, influence anti-acoustic capability.
Since the direct impact rotor balance weight of air-flow is discharged in the outlet of compressor silencer in the prior art, regeneration is generated
Noise, muffler noise reduction are deteriorated, and the limitation of the compressed machine inner space of internal capacity, muffler desing is restricted, deposits
In the situation of acoustic attenuation performance deficiency, for muffler because there are spectrogram parameters, there are noise elimination low ebbs, influence the technologies such as anti-acoustic capability and ask
Topic, therefore the utility model research and design goes out a kind of compressor sound attenuation assembly, compressor and air conditioner.
Utility model content
Therefore, the technical problem to be solved by the present invention is to overcome the outlet of compressor silencer in the prior art
The direct impact rotor balance weight of air-flow is discharged, generates regenerated noise, the defect that muffler noise reduction is deteriorated, to provide one kind
Compressor sound attenuation assembly, compressor and air conditioner.
The utility model provides a kind of compressor sound attenuation assembly comprising：
The upper bearing (metal) of compressor；Shaft, the rotor balance being located in the shaft；
Muffler assembly is arranged in the upper end of the upper bearing (metal), and close to its radial outside on the muffler assembly
Position or position is provided with first exhaust passage, the first exhaust passage can will press in compresser cylinder
High pressure gas after contracting is discharged, gas is made not impact directly to the rotor balance.
Preferably,
The muffler assembly includes muffler body, and the muffler body includes radially inner side wall and radial outside
Wall, the radially inner side wall surround the hollow cavity that can be eliminated the noise, and the first exhaust passage is located at the muffler master
On body and the gas in the hollow cavity can be discharged.
Preferably,
Described first exhaust passage one end is located on the radially inner side wall, the other end is located on the radial outside wall,
The gas in the hollow cavity to be discharged by the first exhaust passage from the radial outside wall.
Preferably,
The extending direction of the first exhaust passage along the muffler body radial direction,
Or there is biasing between the extending direction and the radial direction of the muffler body of the first exhaust passage
Angle [alpha], and have -90<α<90.
Preferably,
One end of the first exhaust passage is located on the radially inner side wall, the other end is located at the muffler body
On upper surface, the gas in the hollow cavity is discharged by the first exhaust passage from the upper surface.
Preferably,
The extending direction of the first exhaust passage along the muffler body axial direction,
Or there are inclination angles between the extending direction and the axial direction of the muffler body of the first exhaust passage
β, and have -90<β<90.
Preferably,
At least one bloop is further opened in the muffler body, the bloop connects with the first exhaust passage
Lead to and/or is connected to the hollow cavity.
Preferably,
The bloop is three, two of which is connected with the first exhaust passage, another with it is described in it is absolutely empty
Chamber is connected.
Preferably,
In the muffler body, towards the hollow cavity it is projecting inward be additionally provided at least one partition board (7), will be described
Hollow cavity is separated into more than two parts, and is interconnected between the two neighboring part separated.
Preferably,
The muffler body is integrally formed structures with the upper bearing (metal).
Preferably,
The muffler assembly further includes muffler cover board, the muffler cover board and the muffler body and it is described on
Bearing seals cooperation respectively.
Preferably,
It raises up in the middle part of the muffler cover board, to form the second cavity thereunder, second cavity and institute
It states hollow cavity and noise elimination noise reduction is carried out to gas together.
Preferably,
When the gas in the hollow cavity is discharged by the first exhaust passage from the upper surface, disappear described
The second exhaust channel being connected with the first exhaust passage in the muffler body is additionally provided on sound device cover board.
Preferably,
The extending direction in the second exhaust channel along the muffler body axial direction, or with the noise reduction
There are inclination angle thetas between the axial direction of device main body, and have -90<θ<90.
Preferably,
And the muffler cover board is metal plate punching part.
The utility model also provides a kind of compressor comprising preceding any one of them compressor sound attenuation assembly.
The utility model also provides a kind of air conditioner comprising compressor above-mentioned.
A kind of compressor sound attenuation assembly, compressor and air conditioner provided by the utility model have the advantages that：
1. the compressor sound attenuation assembly, compressor and air conditioner of the utility model, by being leaned on the muffler assembly
The position of its nearly radial outside is provided with first exhaust passage in position, and the first exhaust passage can will press
Compressed high pressure gas is discharged, gas is made not impact directly to the rotor balance in contracting machine cylinder, and muffler is avoided to arrange
The rotor balance of gas direct impact high speed rotation and generate noise, significantly reduce the regenerated noise of generation, solve often
Rule muffler structure exhaust impact balance weight leads to the problem of regenerated noise；
2. the compressor sound attenuation assembly, compressor and air conditioner of the utility model, by muffler body and/or noise reduction
The structure type of bloop is set again on device cover board, muffler noise elimination low ebb and acoustic characteristics deficiency frequency range can be directed to, into one
Step promotes muffler anti-acoustic capability.
Description of the drawings
Fig. 1 is the vertical cross section structural schematic diagram of compressor sound attenuation assembly part in the prior art；
Fig. 2 is the configuration schematic diagram of the embodiment 1 of the compressor sound attenuation assembly of the utility model；
Fig. 3 is the overlooking structure figure of muffler body in Fig. 2；
Fig. 4 is the overlooking structure figure of another first exhaust passage form of muffler body in Fig. 2；
Fig. 5 is the configuration schematic diagram of the embodiment 2 of the compressor sound attenuation assembly of the utility model；
Fig. 6 is the overlooking structure figure of muffler body in Fig. 5；
Fig. 7 is the overlooking structure figure of muffler cover board in Fig. 5；
Fig. 8 a are the front section views of the first exhaust passage and second exhaust channel of Fig. 5；
Fig. 8 b are the front section views of another the variant embodiment first exhaust passage and second exhaust channel of Fig. 5；
Fig. 9 is the overlooking structure diagram of the embodiment 3 of the compressor sound attenuation assembly of the utility model；
Figure 10 be Fig. 9 compressor sound attenuation assembly in muffler body structural schematic diagram；
Figure 11 is the dimensional structure diagram of the embodiment 4 of the compressor sound attenuation assembly of the utility model.
Figure 12 is the configuration schematic diagram of the embodiment 5 of the compressor sound attenuation assembly of the utility model；
Reference numeral is expressed as in figure：
1, upper bearing (metal)；2, muffler assembly；21, muffler body；211, radially inner side wall；212, radial outside wall；
213, hollow cavity；214, upper surface；22, muffler cover board；221, bulge-structure；3, first exhaust passage；4, bloop；5、
Partition board；6, second exhaust channel；7, screw；8, shaft；9, rotor balance；10, stator；11, cylinder.
Specific implementation mode
Embodiment 1
As in Figure 2-4, the utility model provides a kind of compressor sound attenuation assembly comprising：
The upper bearing (metal) 1 of compressor；Shaft 8, the rotor balance 9 being located in the shaft 8；
Muffler assembly 2 is arranged in the upper end of the upper bearing (metal) 1, and outside close to its diameter on the muffler assembly 2
The position of side is provided with first exhaust passage 3 in position, and the first exhaust passage 3 can be by compresser cylinder
In the discharge of compressed high pressure gas, so that gas is not impacted directly to the rotor balance.
By being provided with first close to the position of its radial outside on the muffler assembly or in position
Compressed high pressure gas in compresser cylinder can be discharged, keep gas not direct by exhaust passage, the first exhaust passage
Impact avoids muffler from being vented the rotor balance of direct impact high speed rotation and generate noise, has to the rotor balance
The regenerated noise for reducing to effect generation solves conventional muffler structure exhaust impact balance weight and generates asking for regenerated noise
Topic.
Preferably,
The muffler assembly 2 includes muffler body 21, and the muffler body 21 includes radially inner side wall 211 and diameter
Outside side wall 212, the radially inner side wall 211 surround the hollow cavity 213 that can be eliminated the noise, the first exhaust passage 3
In the muffler body 21 and the gas in the hollow cavity 213 can be discharged.
This is the specific constructive form of the muffler assembly of the utility model, by with radially inner side wall and radial outside
The muffler body of wall can form the hollow cavity for noise elimination, and first exhaust passage is made to be set to muffler body
It is upper and be connected to hollow cavity, can by the gas in hollow cavity by first exhaust passage from the radial direction of muffler body
Outside is discharged, and so that it is not impacted to the position of rotor balance effectively, reduces regeneration noise.
Preferably,
3 one end of the first exhaust passage is located on the radially inner side wall 211, the other end is located at the radial outside wall
On 212, the gas in the hollow cavity 213 is passed through into the first exhaust passage 3 from 212 row of radial outside wall
Go out.
This is the setting form and exhaust mode of the preferred first exhaust passage of the utility model embodiment 1, in this way
Mode make first exhaust passage extend to radial outside wall from radially inner side wall, and make air-flow from radially perforation ground or
It is discharged from radial outside wall at an angle perforation with radial direction, enhances the move distance of air-flow radial direction to the maximum extent,
It can farthest ensure that air-flow will not impact the rotor balance in shaft from radial outside discharge.
Preferably,
Referring to Fig. 3, the extending direction of the first exhaust passage 3 along the muffler body 21 radial direction,
Referring to Fig. 4 or the extending direction of the first exhaust passage 3 and the muffler body 21 radial direction it
Between there are angle of eccentricity α, and have -90<α<90.
This is that be vented two kinds not on the radial outside wall of the slave muffler body of the first exhaust passage of the utility model
Same preferred constructive form can realize radial direction by the structure type of the through hole of the first radial direction as shown in Figure 3
Direction is vented, and reduces the stroke of air-flow, improves air flow rate, reduces energy loss and noise；Pass through second of such as Fig. 4 institute
The form with radial direction sandwiched angle of eccentricity shown, can have exhaust airstream certain guiding role, prevent air-flow direct
It impacts compressor housing inner wall and causes energy loss or noise.
Embodiment 2
The present embodiment is the deformation made to the installation position of first exhaust passage on the basis of embodiment 1, other knots
Structure is same as Example 1, it is preferable that
Referring to Fig. 5-8b, one end of the first exhaust passage 4 is located on the radially inner side wall 211, the other end is located at
On the upper surface 214 of the muffler body 21, the gas in the hollow cavity 213 is passed through into the first exhaust passage
4 are discharged from the upper surface 214.
This is the setting form and exhaust mode of the preferred first exhaust passage of the utility model embodiment 2, in this way
Mode so that first exhaust passage extends to the upper surface of muffler body from radially inner side wall, and make air-flow from axial direction
Perforation ground is discharged at an angle perforation from upper surface with axial direction so that air-flow is close to muffler body radial outside wall
Position is exhausted, and also can significantly enhance the move distance of air-flow radial direction, can largely ensure air-flow
The rotor balance in shaft will not be impacted.
Preferably,
Shown in Fig. 8 a, the extending direction of the first exhaust passage 3 along the muffler body 21 axial direction side
To,
Referring to shown in Fig. 8 b or the axial direction of the extending direction of the first exhaust passage 3 and the muffler body 21
There are angle of inclination beta between direction, and have -90<β<90.
This is that be vented two kinds not on the radial outside wall of the slave muffler body of the first exhaust passage of the utility model
Same preferred constructive form can realize axis by the structure type of the through hole of the first axial direction as shown in Figure 8 a
It is vented to direction, reduces the stroke of air-flow, improve air flow rate, reduce energy loss and noise；By second as schemed
With the form of axial direction sandwiched angle of eccentricity shown in 8b, there can be certain guiding role to exhaust airstream, be deposited axially
In certain angle of eccentricity, air-flow is discharged by spiralling mode.
For the embodiment of axial exhaust, the design of exhaust outlet can be implemented by attached drawing 8a and attached drawing 8b, and attached drawing 8b will
First exhaust exit design in muffler body 21 is at there is (0 ° of certain angle of inclination beta<β<90 °), there is certain guiding to air-flow in this way
Effect
On the basis of embodiment 1 and/or 2, it is preferable that
At least one bloop 4 is further opened in the muffler body 21, the bloop 4 is logical with the first exhaust
Road 3 is connected to and/or is connected to the hollow cavity 213.Multiple resonant bloops are (in attached drawing 2,3 in muffler body 21
3 bloops 4 are opened up；2 bloops 4 are opened up in attached drawing 5-6 in muffler body 21)；By in muffler body
And/or the structure type of bloop is set again on muffler cover board, it can be by the gas in hollow cavity and/or first exhaust passage
Body is directed into the bloop, to carry out noise elimination effect, for muffler noise elimination low ebb and acoustic characteristics deficiency frequency range, further
Promote muffler anti-acoustic capability.
Preferably,
As Figure 2-3, the bloop 4 is three, and two of which is connected with the first exhaust passage 3, is another
It is a to be connected with the hollow cavity 213.This is the preferred number and type of attachment of the bloop of the utility model, passes through two
Bloop from first exhaust passage be sucked out gas, to eliminate the noise, by a bloop from hollow cavity suck gas, with into
Row is eliminated the noise.
Essentially consisting in for the utility model provides a kind of compressor air-discharging muffler structure, by structural member muffler body and
Cover board forms.To realize the flexible arrangement of muffler air exit, and multiple resonance can be set in muffler body
Formula bloop further promotes the anti-acoustic capability of muffler.
In conjunction with compressor arrangement, specific implementation mode is：
1) in conjunction with attached drawing 2-12, it is different from conventional scheme (attached drawing 1), the utility model muffler structure is by muffler
Main body 21, muffler cover board 22 form, and the two is fixed on by pump housing screw 7 on the pump housing.Muffler body 21 can be machining
Part or casting or metallic sintered products, offer radially arranged one or more first exhausts outlet on it (is in attached drawing 2
The air exit 3 of two radial arrangements)；Multiple 4 (attached drawings of resonant bloop can not be opened up or opened up in muffler body 21
2,3 bloops 4 have been opened up in muffler body in 3)；Muffler cover board 22 can be metal plate punching part, mainly and muffler
Main body 1 and the sealing cooperation of upper bearing (metal) 3, constitute muffler cavity, simple in structure, easy to process；
2) bloop is further explained：Bloop by certain sealed volume V cavity and certain length l, sectional area s
Interface channel composition, the design of bloop can calculate (this is known) according to resonant frequency formula, for this practicality
Novel, the interface channel of bloop can be connected (bloop 1-3,1-4) with air exit, can also directly with muffler body
Inside is connected (bloop 1-5)；
Adapter is directly designed as muffler body by the utility model, and air exit is arranged in muffler body, or
Person designs in muffler body and cover board simultaneously, and existing air exit is arranged on muffler (sheet metal component))；This practicality is new
Type is equipped with resonant at muffler body (muffler body is structural member, has certain thickness and structural strength) air exit
Sound attenuation hole can further promote anti-acoustic capability, and existing exhaust outlet is arranged on sheet metal component, and sound attenuation hole can not be arranged.
The utility model provides a kind of compressor air-discharging muffler structure, solves following technical problem：1) by air exit
Radially arranged or outer arrangement avoids muffler from being vented direct impact rotor；2) muffler noise elimination low ebb and noise elimination are directed to
Characteristic deficiency frequency range further promotes muffler anti-acoustic capability in muffler air exit or other positions setting bloop.
The muffler structure of the utility model is made of muffler body 21 and muffler cover board 22, because of muffler
Main body 21 is structural member, can first exhaust be exported 3 and is arranged in muffler body 21, air exit is radially arranged,
Or it is outer axial arranged, solve the problems, such as that conventional muffler structure exhaust impact balance weight generates regenerated noise.In addition, because
Muffler body is structural member, has certain space bloop, further noise reduction can be arranged in exhaust outlet or other positions.
The utility model lies in that：A kind of compressor air-discharging muffler structure is provided, by muffler body 21 and muffler lid
Plate 22 forms, and the two is fixed on by pump housing screw 7 on the pump housing.Muffler body 21 is structural member, is offered on it along diameter
To or axial arranged multiple first exhausts outlet 3 and multiple resonant bloops 4.Air exit radial arrangement leans on outer shaft
To arrangement, refrigerant is made to be discharged to side or impact stator upwards, avoids the rotor balance of direct impact high speed rotation；For
Muffler noise elimination low ebb and acoustic characteristics deficiency frequency range, the bloop being arranged in muffler body can further promote muffler
Anti-acoustic capability.
Embodiment 3
Referring to shown in Fig. 9-10, the present embodiment is being further improved of being made on the basis of embodiment 1 and/or 2, preferably
Ground,
In the muffler body 21, towards the hollow cavity 213 it is projecting inward be additionally provided at least one partition board 5, will
The hollow cavity 213 is separated into more than two parts, and is interconnected between the two neighboring part separated.
For muffler body 21, inside can be designed to as muffler assembly the knot of intermediate hollow out completely
Structure, can also be processed into as shown in Fig. 11 there are one or multiple partition boards 5 and one or more partition board 5 with separator channels 51,
It can be separated out between a plurality of cavities and cavity and be interconnected by partition board in this way, noise elimination effect can be carried out by areola,
Further improve acoustic attenuation performance.
Embodiment 4
Shown in Figure 11, what the present embodiment was made on the basis of being any in embodiment 1-3 is further improved, preferably
Ground,
The muffler body 21 is integrally formed structures with the upper bearing (metal) 1.The main thought of the utility model is
Muffler is divided into two parts composition, be convenient for the flexible arrangement of muffler air exit, and noise reduction can be set on muffler
Hole, the thought based on the utility model, alternative embodiment are as follows：It, can be by the noise reduction in above-described embodiment in conjunction with attached drawing 12
Device main body 21 is directly and upper bearing (metal) 1 is made of one structure, can reduce structure member in this way so that compressor assembly structure is more
It is compact, and the bearing performance and acoustic attenuation performance of bearing can also be effectively ensured simultaneously.
On the basis of embodiment 1-3 is any, further,
The muffler assembly 2 further includes muffler cover board 22, the muffler cover board 2 and the muffler body 21 and
The upper bearing (metal) 1 seals cooperation respectively, and the muffler cover board 22 covers the upper end for being located at the muffler body 21.
Cooperation can be sealed between muffler body and upper bearing (metal) by muffler cover board, so that hollow cavity shape
The performance of noise elimination is played, is further improved for carrying out noise elimination effect to the gas positioned at the inside at the space of sealing
The effect of noise elimination.
Embodiment 5
The present embodiment is the further improvement made on the basis of any of embodiment 1-4, it is preferable that referring to figure
Shown in 12,
The middle part of the muffler cover board 22 raises up and forms bulge-structure 221, to form second thereunder
Cavity, second cavity carry out noise elimination noise reduction to gas together with the hollow cavity 213.Bulge-structure is preferably upward convex
The metal plate punching part risen, can increase its cavity volume surrounded between muffler body 1 and upper bearing (metal) 3, promotion disappears in this way
Sound device anti-acoustic capability.
Preferably,
Referring to Fig. 5, shown in 7, when the gas in the hollow cavity 213 by the first exhaust passage 3 from described
When end face 214 is discharged, it is additionally provided on the muffler cover board 22 and the first exhaust in the muffler body 21
The second exhaust channel 6 that channel 3 is connected.
By also setting up second exhaust channel on muffler cover board, it is made to be connected to first exhaust passage, it can be by
The air-flow being discharged in one exhaust passage is further connected in second exhaust channel, and noise reduction is discharged from the top in second exhaust channel
Device assembly, preferably second exhaust outlet 6 is arranged axially upward, so that same in muffler body 21 and muffler cover board 22
Shi Kaishe air exits enable to air-flow to be normally discharged, and outlet port should lean on radial outside arrangement to avoid refrigerant as possible
The balance weight being directly impinging on rotor.
Preferably,
The extending direction in the second exhaust channel 6 along the muffler body 21 axial direction, or with it is described
There are inclination angle thetas between the axial direction of muffler body 21, and have -90<θ<90.This is the second exhaust channel of the utility model
Preferably open up direction, can realize the discharge of air-flow.
Preferably,
The muffler cover board 22 is metal plate punching part.It can effectively cover in muffler body, make inside it in this way
Hollow cavity 213 formed seal cavity, complete noise elimination effect, it is simple in structure, it is easy to process.
The utility model also provides a kind of compressor comprising preceding any one of them compressor sound attenuation assembly.Preferably
Rolling rotor compressor.By being set close to the position of its radial outside on the muffler assembly or in position
It is equipped with first exhaust passage, compressed high pressure gas in compresser cylinder can be discharged, make gas by the first exhaust passage
Body does not impact the rotor balance for avoiding muffler to be vented direct impact high speed rotation to the rotor balance directly and generates
Noise significantly reduces the regenerated noise of generation, solves conventional muffler structure exhaust impact balance weight generation regeneration and makes an uproar
The problem of sound.
The utility model lies in that：A kind of compressor air-discharging muffler structure is provided, by muffler body 21 and muffler lid
Plate 22 forms, and the two is fixed on by pump housing screw 7 on the pump housing.Muffler body 21 is structural member, is offered on it along diameter
To or axial arranged multiple first exhausts outlet 3 and multiple resonant bloops 4.Air exit radial arrangement leans on outer shaft
To arrangement, refrigerant is made to be discharged to side or impact stator upwards, avoids the rotor balance of direct impact high speed rotation；For
Muffler noise elimination low ebb and acoustic characteristics deficiency frequency range, the bloop being arranged in muffler body can further promote muffler
Anti-acoustic capability.
The utility model also provides a kind of air conditioner, it is characterised in that：Including compressor above-mentioned.Using the utility model
Compressor enable first exhaust passage by compressed high pressure gas discharge in compresser cylinder, gas made not rush directly
It hits the rotor balance for avoiding muffler to be vented direct impact high speed rotation to the rotor balance and generates noise, effectively
Ground reduces the regenerated noise of generation, solves the problems, such as that conventional muffler structure exhaust impact balance weight generates regenerated noise.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement etc., should be included in the utility model made by within the spirit and principle of utility model
Protection domain within.The above is only the preferred embodiment of the utility model, it is noted that for the art
For those of ordinary skill, without deviating from the technical principle of the utility model, several improvements and modifications can also be made,
These improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (17)
1. a kind of compressor sound attenuation assembly, it is characterised in that：Including：
The upper bearing (metal) (1) of compressor；Shaft (8), the rotor balance (9) being located in the shaft (8)；
Muffler assembly (2) is arranged in the upper end of the upper bearing (metal) (1), and close to its radial direction on the muffler assembly (2)
The position in outside is provided with first exhaust passage (3) in position, and the first exhaust passage (3) can will be compressed
Compressed high pressure gas is discharged, gas is made not impact directly to the rotor balance in machine cylinder.
2. compressor sound attenuation assembly according to claim 1, it is characterised in that：
The muffler assembly (2) includes muffler body (21), and the muffler body (21) includes radially inner side wall (211)
With radial outside wall (212), the radially inner side wall surrounds the hollow cavity (213) that can be eliminated the noise, the first exhaust
Channel (3) is located in the muffler body (21) and the gas in the hollow cavity (213) can be discharged.
3. compressor sound attenuation assembly according to claim 2, it is characterised in that：
Described first exhaust passage (3) one end is located on the radially inner side wall (211), the other end is located at the radial outside wall
(212) on, the gas in the hollow cavity (213) is passed through into the first exhaust passage (3) from the radial outside wall
(212) it is discharged.
4. compressor sound attenuation assembly according to claim 3, it is characterised in that：
The extending direction of the first exhaust passage (3) along the muffler body (21) radial direction,
Or exist between the extending direction and the radial direction of the muffler body (21) of the first exhaust passage (3) inclined
Angle [alpha] is set, and has -90<α<90.
5. compressor sound attenuation assembly according to claim 3, it is characterised in that：
One end of the first exhaust passage (3) is located on the radially inner side wall (211), the other end is located at the muffler master
On the upper surface (214) of body (21), by the gas in the hollow cavity (213) by the first exhaust passage (3) from
Upper surface (214) discharge.
6. compressor sound attenuation assembly according to claim 5, it is characterised in that：
The extending direction of the first exhaust passage (3) along the muffler body (21) axial direction,
Or exists between the extending direction and the axial direction of the muffler body (21) of the first exhaust passage (3) and incline
Angle beta, and have -90<β<90.
7. compressor sound attenuation assembly according to claim 2, it is characterised in that：
At least one bloop (4), the bloop (4) and the first exhaust are further opened on the muffler body (21)
Channel (3) is connected to and/or is connected to the hollow cavity (213).
8. compressor sound attenuation assembly according to claim 7, it is characterised in that：
The bloop (4) is three, two of which is connected with the first exhaust passage (3), another with it is described hollow
Cavity (213) is connected.
9. compressor sound attenuation assembly according to claim 2, it is characterised in that：
On the muffler body (21), towards the hollow cavity (213) it is projecting inward be additionally provided at least one partition board (5),
The hollow cavity (213) is separated into more than two parts, and is interconnected between the two neighboring part separated.
10. compressor sound attenuation assembly according to claim 2, it is characterised in that：
The muffler body (21) is integrally formed structures with the upper bearing (metal) (1).
11. the compressor sound attenuation assembly according to any one of claim 2-10, it is characterised in that：
The muffler assembly (2) further includes muffler cover board (22), the muffler cover board (22) and the muffler body
(21) and the upper bearing (metal) (1) seals cooperation respectively.
12. compressor sound attenuation assembly according to claim 11, it is characterised in that：
It raises up in the middle part of the muffler cover board (22) and forms bulge-structure (221), to form second thereunder
Cavity, second cavity carry out noise elimination noise reduction to gas together with the hollow cavity (213).
13. compressor sound attenuation assembly according to claim 11, it is characterised in that：
When one end of the first exhaust passage (3) is located on the radially inner side wall (211), the other end is located at the muffler
Gas on the upper surface (214) of main body (21) and in the hollow cavity (213) passes through the first exhaust passage (3)
When being discharged from the upper surface (214), be additionally provided on the muffler cover board (22) in the muffler body (21)
The second exhaust channel (6) that is connected of the first exhaust passage (3).
14. compressor sound attenuation assembly according to claim 13, it is characterised in that：
The extending direction of the second exhaust channel (6) along the muffler body (21) axial direction, or with it is described
There are inclination angle thetas between the axial direction of muffler body (21), and have -90<θ<90.
15. compressor sound attenuation assembly according to claim 11, it is characterised in that：
The muffler cover board (22) is metal plate punching part.
16. a kind of compressor, it is characterised in that：Including the compressor sound attenuation assembly described in any one of claim 1-15.
17. a kind of air conditioner, it is characterised in that：Including the compressor described in claim 16.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721674277.8U CN207847950U (en) | 2017-12-05 | 2017-12-05 | A kind of compressor sound attenuation assembly, compressor and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721674277.8U CN207847950U (en) | 2017-12-05 | 2017-12-05 | A kind of compressor sound attenuation assembly, compressor and air conditioner |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108050072A (en) * | 2017-12-05 | 2018-05-18 | 珠海格力节能环保制冷技术研究中心有限公司 | A kind of compressor sound attenuation assembly, compressor and air conditioner |
| CN112814911A (en) * | 2019-11-18 | 2021-05-18 | 广东美芝精密制造有限公司 | Bearing of compressor and compressor |
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2017
- 2017-12-05 CN CN201721674277.8U patent/CN207847950U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108050072A (en) * | 2017-12-05 | 2018-05-18 | 珠海格力节能环保制冷技术研究中心有限公司 | A kind of compressor sound attenuation assembly, compressor and air conditioner |
| CN108050072B (en) * | 2017-12-05 | 2023-12-22 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor noise elimination subassembly, compressor and air conditioner |
| CN112814911A (en) * | 2019-11-18 | 2021-05-18 | 广东美芝精密制造有限公司 | Bearing of compressor and compressor |
| CN112814911B (en) * | 2019-11-18 | 2023-02-28 | 广东美芝精密制造有限公司 | Bearing of compressor and compressor |
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