CN205533085U - Compressor - Google Patents
Compressor Download PDFInfo
- Publication number
- CN205533085U CN205533085U CN201620186029.8U CN201620186029U CN205533085U CN 205533085 U CN205533085 U CN 205533085U CN 201620186029 U CN201620186029 U CN 201620186029U CN 205533085 U CN205533085 U CN 205533085U
- Authority
- CN
- China
- Prior art keywords
- compressor
- bearing
- acoustic element
- deafener
- noise
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Compressor (AREA)
Abstract
The utility model discloses a compressor, including bearing, muffler and muffler parts. The muffler is established on the bearing, injects an amortization chamber between muffler and the bearing, and muffler parts establishes on the inner wall in amortization chamber, and one side towards amortization chamber center of muffler parts is equipped with the amortization structure on the surface. According to the utility model discloses a compressor, through setting up muffler parts on the inner wall of injecing the amortization chamber of between muffler and bearing, and set up the amortization structure at muffler parts on the surface towards the one side in amortization chamber, when compressor's exhaust air current flows through the amortization chamber from this, the vortex in the air current can be cut into a plurality of less vortex to this amortization structure, can reduce the pressure fluctuation of the internal surface turbulent flow boundary layer in amortization chamber from this, thereby can reduce the exhaust noise, and can reduce the flow resistance of refrigerant, improve compressor's efficiency.
Description
Technical field
This utility model relates to Compressor Technology field, especially relates to a kind of compressor.
Background technology
In correlation technique, the method reducing compressor airflow noise is to increase expanding deafener or He Muhuohe bloop
Deafener, both deafeners are all resistant noise-reducing devices, and its Method And Principle is increase impedance on the passage of sound, makes
The sound obtaining this frequency is attenuated, thus reaches the purpose eliminated the noise.But, use above-mentioned deafener to make cold
The resistance of matchmaker's flowing is relatively big, thus reduces compressor efficiency.
Utility model content
This utility model is intended at least to solve one of technical problem present in prior art.To this end, of the present utility model one
Individual purpose is to propose a kind of compressor, the good muffling effect of this compressor.
According to the compressor of this utility model embodiment, including: bearing；Deafener, described deafener is located at described bearing
On, limit silencing cavity between described deafener and described bearing；Acoustic element, described acoustic element is located at described silencing cavity
Inwall on, the side surface towards described silencing cavity center of described acoustic element is provided with noise-reducing structure.
According to the compressor of this utility model embodiment, the inwall of the silencing cavity by limiting between deafener and bearing
On acoustic element is set, and at acoustic element, noise-reducing structure is set on the surface of the side of silencing cavity, thus compresses
When the exhaust airstream of machine flows through silencing cavity, the eddy current in air-flow can be cut into multiple less eddy current by this noise-reducing structure,
Thus can reduce the pressure fluctuation of the inner surface Turbulent Boundary Layer of silencing cavity, such that it is able to reduce exhaust noise, and
The flow resistance of coolant can be reduced, improve the efficiency of compressor.
According to embodiments more of the present utility model, described acoustic element includes at least one in noise reduction inner bag and silencing pad,
Described noise reduction inner bag is located at least part of inwall of described deafener, and described silencing pad is located at the neighbouring institute of described bearing
State on a side surface of deafener.
Further, when described acoustic element includes described noise reduction inner bag, described noise reduction inner bag is bonded to described deafener,
Or described noise reduction inner bag and described deafener interference fit；When described acoustic element includes described silencing pad, described noise reduction
Pad threaded or be soldered to described bearing, or described silencing pad is bonded to described bearing.
According to embodiments more of the present utility model, described noise-reducing structure is to be located on a described side surface of described acoustic element
Multiple grooves and/or multiple projection.
Alternatively, the plurality of groove and/or the plurality of projection are continuously or discontinuously.
Alternatively, the surface of described groove and/or described projection is formed as the combination of plane, curved surface or plane and curved surface.
Further, when described noise-reducing structure is groove, described groove is V-shaped groove, dovetail groove, arc-shaped slot or ellipse
Circular trough.
According to embodiments more of the present utility model, the height of described noise-reducing structure is H, and described H meets: 0.11mm≤
H≤3mm。
Alternatively, described acoustic element is metalwork or nonmetal parts.
Alternatively, described noise-reducing structure is one-body molded with described acoustic element.
According to embodiments more of the present utility model, described bearing is at least one in base bearing and supplementary bearing.
Additional aspect of the present utility model and advantage will part be given in the following description, and part will from the following description
Become obvious, or recognized by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage are from combining the accompanying drawings below description to embodiment and will become
Obtain substantially with easy to understand, wherein:
Fig. 1 is the explosive view of the part-structure of the compressor according to one embodiment of this utility model；
Fig. 2 is the profile of the part-structure of the compressor shown in Fig. 1；
Fig. 3 is the explosive view of the part-structure of the compressor according to another embodiment of this utility model；
Fig. 4 is the profile of the part-structure of the compressor shown in Fig. 3；
Fig. 5 is the schematic diagram of the acoustic element of the compressor shown in Fig. 3；
Fig. 6 is the explosive view of the part-structure of the compressor according to another embodiment of this utility model；
Fig. 7 is the profile of the part-structure of the compressor shown in Fig. 6；
Fig. 8 is the enlarged diagram in Fig. 7 at A；
Fig. 9 be the deafener shown in Fig. 6 with acoustic element coordinate schematic diagram.
Reference:
Bearing 1,
Deafener 2, silencing cavity 21, venthole 22,
Acoustic element 3, noise-reducing structure 31, through hole 32, installing hole 33.
Detailed description of the invention
Of the present utility model embodiment is described below in detail, and the example of described embodiment is shown in the drawings, the most extremely
Same or similar label represents same or similar element or has the element of same or like function eventually.Below by
The embodiment being described with reference to the drawings is exemplary, is only used for explaining this utility model, and it is not intended that to this practicality
Novel restriction.
In description of the present utility model, it is to be understood that term " " center ", " thickness ", " on ", D score,
" push up ", " end ", " interior ", " outward ", " axially ", " radially ", the orientation of the instruction such as " circumferential " or
Position relationship is based on orientation shown in the drawings or position relationship, is for only for ease of description this utility model and simplification is retouched
State rather than indicate or imply the device of indication or element must have specific orientation, with specific azimuth configuration and
Operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " first ", " second " are only used for
Purpose is described, and it is not intended that indicate or imply relative importance or the implicit number indicating indicated technical characteristic
Amount.Thus, define " first ", the feature of " second " can be expressed or implicitly include one or more
Individual this feature.In description of the present utility model, except as otherwise noted, " multiple " be meant that two or two with
On.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", should be interpreted broadly " being connected ", " connection ", for example, it may be fix connection, it is also possible to be detachable
Connect, or be integrally connected；Can be to be mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to
It is indirectly connected to by intermediary, can be the connection of two element internals.For those of ordinary skill in the art
Speech, can understand above-mentioned term concrete meaning in this utility model with concrete condition.
Below with reference to Fig. 1-Fig. 9, the compressor according to this utility model embodiment is described.
With reference to Fig. 1-Fig. 9, according to the compressor of this utility model embodiment, including bearing 1, deafener 2 and acoustic element
3。
Specifically, deafener 2 is located on bearing 1, and this bearing 1 can be at least one in base bearing and supplementary bearing.
It is to say, deafener 2 can be only defined on base bearing 1, deafener 2 can also be only defined on supplementary bearing 1, disappears
Sound device 2 can also be located on base bearing and supplementary bearing simultaneously.Silencing cavity 21 is limited between deafener 2 and bearing 1,
When deafener 2 is located on base bearing, between deafener 2 and base bearing, limit above-mentioned silencing cavity 21；Work as noise reduction
When device 2 is located on supplementary bearing, between deafener 2 and supplementary bearing, limit above-mentioned silencing cavity 21.
Acoustic element 3 is located on the inwall of silencing cavity 21, it is to be understood that the inwall of silencing cavity 21 can include noise reduction
The inner surface (i.e. the surface of the side towards silencing cavity 21 center of deafener 2) of device 2 and bearing 1 towards noise reduction
The surface of the side at center, chamber 21.
A side surface towards silencing cavity 21 center of acoustic element 3 is provided with noise-reducing structure 31.Thus, at compressor
When exhaust airstream flows through silencing cavity 21, the eddy current in air-flow can be cut into multiple less whirlpool by this noise-reducing structure 31
Stream, thus can reduce the pressure fluctuation of the inner surface Turbulent Boundary Layer of silencing cavity 21, such that it is able to reduce exhaust noise,
And the flow resistance of coolant can be reduced, improve the efficiency of compressor.
It is understood that compared with traditional compressor, this utility model uses the side reducing noise from source
Method rather than use traditional mode increasing impedance to reduce noise from bang path, is thus possible not only to play good
The good effect reducing compressor air-discharging noise, can also reduce the flow resistance of coolant simultaneously, such that it is able to improve pressure
The efficiency of contracting machine.
According to the compressor of this utility model embodiment, by the silencing cavity limited between deafener 2 and bearing 1
Acoustic element 3 is set on the inwall of 21, and noise reduction is set on the surface towards the side of silencing cavity 21 of acoustic element 3
Structure 31, when thus the exhaust airstream of compressor flows through silencing cavity 21, this noise-reducing structure 31 can be by the whirlpool in air-flow
Stream cuts into multiple less eddy current, thus can reduce the pressure fluctuation of the inner surface Turbulent Boundary Layer of silencing cavity 21,
Such that it is able to reduction exhaust noise, and the flow resistance of coolant can be reduced, improve the efficiency of compressor.
According to embodiments more of the present utility model, with reference to Fig. 1-Fig. 9, acoustic element 3 includes in noise reduction inner bag and silencing pad
At least one, noise reduction inner bag is located at least part of inwall of deafener 2, and silencing pad is located at the neighbouring of bearing 1 and disappears
On one side surface of sound device 2.It is to say, acoustic element 3 can only include that noise reduction inner bag is (with reference to showing of Fig. 1-Fig. 2
Example), acoustic element 3 can also only include silencing pad (with reference to the example of Fig. 3-Fig. 5), and acoustic element 3 can also be simultaneously
Including noise reduction inner bag and silencing pad (with reference to the example of Fig. 6-Fig. 7).
When acoustic element 3 includes noise reduction inner bag, noise reduction inner bag can be only defined on a part of inwall of deafener 2, it is possible to
To be located on the whole inwall of deafener 2；When acoustic element 3 includes that silencing pad, silencing pad are located at the neighbouring of bearing 1 and disappear
On one side surface of sound device 2, such as, when bearing 1 is base bearing, silencing pad is located at the upper surface of base bearing, works as axle
Hold 1 for supplementary bearing time, silencing pad is located at the lower surface of supplementary bearing, can so that silencing pad is positioned at silencing cavity 21, from
And the effect of noise reduction can be played.
Further, when acoustic element 3 includes noise reduction inner bag, noise reduction inner bag can be bonded in deafener 2, i.e. noise reduction
Gallbladder can be bonded on the inwall of deafener 2 by viscose etc.；Or noise reduction inner bag can with deafener 2 interference fit,
Pretightning force such as can be leaned in noise reduction inner bag press-in deafener 2；Certainly, noise reduction inner bag can also be welded on deafener 2
On.When acoustic element 3 includes silencing pad, silencing pad can be threaded or be soldered to bearing 1, or silencing pad is bonded to
Bearing 1, i.e. silencing pad can be threaded connection, weld or be bonded to a side surface of the neighbouring deafener 2 of bearing 1
On.Such as, in the example of Fig. 3-Fig. 5, the size of the open ports part of the size of silencing pad and deafener 2 is substantially
Unanimously, now can offer installing hole 33 on silencing pad, silencing pad is located between deafener 2 and bearing 1, is inciting somebody to action
When deafener 2 is threaded connection to bearing 1, can be fastened on bearing 1 together with silencing pad, from
And without silencing pad being carried out single installment work, simplify the installment work of silencing pad.
According to embodiments more of the present utility model, with reference to Fig. 1-Fig. 9, noise-reducing structure 31 can include being located at acoustic element
On an above-mentioned side surface of 3 multiple grooves (i.e. on the side surface towards silencing cavity 21 center of acoustic element 3) and/
Or multiple projection.I.e. noise-reducing structure 31 can be the multiple grooves on an above-mentioned side surface of acoustic element 3, multiple grooves
Can be continuous, multiple grooves can also be discontinuous, and the surface of groove can be formed as plane, curved surface or plane and song
The combination in face, such as these grooves can be formed in the multiple pits on acoustic element 3；Noise-reducing structure 31 can also be
Multiple projections on an above-mentioned side surface of acoustic element 3, multiple projections can be continuous, and multiple projections can also be discontinuous,
Protruding surface can be formed as the combination of plane, curved surface or plane and curved surface, such as these projections can be raised line,
Salient point etc.；Noise-reducing structure 31 can also be the mixed of the multiple protruding and multiple groove on an above-mentioned side surface of acoustic element 3
Close.
Further, when noise-reducing structure 31 is groove, groove can be V-shaped groove, dovetail groove, arc-shaped slot, ellipse
Circular trough etc., but it is not limited to this.
Thus, noise-reducing structure 31 is arranged to the mixing of multiple groove or multiple protruding or multiple groove and multiple projections,
Thus by the multiple grooves arranged and/or multiple projection the eddy current in the exhaust airstream of compressor cut into multiple relatively
Little eddy current, such that it is able to reduce the pressure fluctuation of the inner surface Turbulent Boundary Layer of silencing cavity 21, reduces exhaust noise.
According to embodiments more of the present utility model, with reference to Fig. 8, the height of noise-reducing structure 31 is that H, H meet: 0.11mm
≤H≤3mm.Thus, the height H of noise-reducing structure 31 is arranged in above-mentioned scope, acoustic element 3 can be made to protect
In the range of while holding preferable noise reduction, the overall combination of guarantee acoustic element 3 is maintained at reasonably with wall thickness.Here
It is to be understood that when noise-reducing structure 31 is for being located at the multiple groove on an above-mentioned side surface of acoustic element 3, noise reduction
The degree of depth that height H is groove of structure 31；When noise-reducing structure 31 is for be located on an above-mentioned side surface of acoustic element 3
During multiple projection, the height H of noise-reducing structure 31 is protruding height.
Alternatively, acoustic element 3 can be metalwork or nonmetal parts (such as working of plastics).It is understood that when disappearing
When sound part 3 is working of plastics, acoustic element 3 can pass through injection mo(u)lding, so that the moulding process of acoustic element 3 is simple,
And cost and the weight of acoustic element 3 can be reduced.It addition, acoustic element 3 can obtain the most multiple by injection mo(u)lding
Miscellaneous structure, and be easily achieved.
Alternatively, noise-reducing structure 31 can be one-body molded with acoustic element 3, such as, can pass through casting or be molded into
Type, such that it is able to simplify the processing technique of noise-reducing structure 31, reduces production cost.
It addition, be also formed with venthole 22 on deafener 2, when acoustic element 3 includes noise reduction inner bag, on noise reduction inner bag
The position corresponding with the venthole 22 of deafener 2 is provided with through hole 32.Thus, the air-flow that compressor is discharged is in silencing cavity
By venthole 22 or pass sequentially through above-mentioned through hole 32 and venthole 22 is discharged after reducing noises in 21.
In the description of this specification, reference term " embodiment ", " some embodiments ", " schematically implement
Example ", " example ", the description of " concrete example " or " some examples " etc. mean to combine this embodiment or example
The specific features, structure, material or the feature that describe are contained at least one embodiment of the present utility model or example.
In this manual, the schematic representation to above-mentioned term is not necessarily referring to identical embodiment or example.And,
Specific features, structure, material or the feature described can be to close in any one or more embodiments or example
Suitable mode combines.
Embodiment the most of the present utility model, it will be understood by those skilled in the art that:
Without departing from these embodiments being carried out multiple change in the case of principle of the present utility model and objective, revise, replace
Changing and modification, scope of the present utility model is limited by claim and equivalent thereof.
Claims (11)
1. a compressor, it is characterised in that including:
Bearing；
Deafener, described deafener is located on described bearing, limits silencing cavity between described deafener and described bearing；
Acoustic element, described acoustic element is located on the inwall of described silencing cavity, described acoustic element towards described silencing cavity center
A side surface be provided with noise-reducing structure.
Compressor the most according to claim 1, it is characterised in that described acoustic element includes noise reduction inner bag and noise reduction
At least one in pad, described noise reduction inner bag is located at least part of inwall of described deafener, and described silencing pad is located at
On one side surface of the neighbouring described deafener of described bearing.
Compressor the most according to claim 2, it is characterised in that when described acoustic element includes described noise reduction inner bag
Time, described noise reduction inner bag is bonded to described deafener, or described noise reduction inner bag and described deafener interference fit；
When described acoustic element includes described silencing pad, described silencing pad is threaded or is soldered to described bearing, or described
Silencing pad is bonded to described bearing.
4. according to the compressor according to any one of claim 1-3, it is characterised in that described noise-reducing structure includes setting
Multiple grooves on a described side surface of described acoustic element and/or multiple projection.
Compressor the most according to claim 4, it is characterised in that the plurality of groove and/or the plurality of projection
Continuously or discontinuously.
Compressor the most according to claim 4, it is characterised in that the surface shape of described groove and/or described projection
Become the combination of plane, curved surface or plane and curved surface.
Compressor the most according to claim 6, it is characterised in that when described noise-reducing structure is groove, described
Groove is V-shaped groove, dovetail groove, arc-shaped slot or elliptical slot.
Compressor the most according to claim 1, it is characterised in that the height of described noise-reducing structure is H, described H
Meet: 0.11mm≤H≤3mm.
Compressor the most according to claim 1, it is characterised in that described acoustic element is metalwork or nonmetal parts.
Compressor the most according to claim 1, it is characterised in that described noise-reducing structure and described acoustic element one
Molding.
11. compressors according to claim 1, it is characterised in that described bearing is in base bearing and supplementary bearing
At least one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620186029.8U CN205533085U (en) | 2016-03-10 | 2016-03-10 | Compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620186029.8U CN205533085U (en) | 2016-03-10 | 2016-03-10 | Compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205533085U true CN205533085U (en) | 2016-08-31 |
Family
ID=56782091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620186029.8U Active CN205533085U (en) | 2016-03-10 | 2016-03-10 | Compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205533085U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110131212A (en) * | 2018-02-02 | 2019-08-16 | 开利公司 | Muffler for centrifugal compressor component |
| CN110805558A (en) * | 2019-10-24 | 2020-02-18 | 珠海格力节能环保制冷技术研究中心有限公司 | Silencer, compressor and air conditioner |
| CN115288980A (en) * | 2022-08-17 | 2022-11-04 | 广东美芝制冷设备有限公司 | Muffler and compressor |
-
2016
- 2016-03-10 CN CN201620186029.8U patent/CN205533085U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110131212A (en) * | 2018-02-02 | 2019-08-16 | 开利公司 | Muffler for centrifugal compressor component |
| CN110131212B (en) * | 2018-02-02 | 2022-07-08 | 开利公司 | Muffler for a centrifugal compressor assembly |
| CN110805558A (en) * | 2019-10-24 | 2020-02-18 | 珠海格力节能环保制冷技术研究中心有限公司 | Silencer, compressor and air conditioner |
| CN115288980A (en) * | 2022-08-17 | 2022-11-04 | 广东美芝制冷设备有限公司 | Muffler and compressor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP3092554B2 (en) | Centrifugal blower, method for manufacturing the same, and air conditioner equipped with the centrifugal blower | |
| CN205533085U (en) | Compressor | |
| JPH0849690A (en) | Cross flow fan, its manufacture and its manufacturing device | |
| JP2011179451A (en) | Electric blower and electric vacuum cleaner using the same | |
| KR100917091B1 (en) | Centrifugal blower and air conditioner using the same | |
| JP2011163300A (en) | Blower | |
| US8388312B2 (en) | Compressor for an exhaust gas turbocharger | |
| CN115163545A (en) | Regenerative blower | |
| US20180355882A1 (en) | Turbofan | |
| JPWO2011102120A1 (en) | Impeller, electric blower using the impeller, and electric vacuum cleaner using the electric blower | |
| CN106593958A (en) | Air duct structure and refrigerator | |
| DE502006008860D1 (en) | COMBUSTION ENGINE WITH IMPROVED CHARGING MOVEMENT IN THE COMBUSTION ROOM | |
| CN110905854A (en) | Volute for centrifugal fan, centrifugal fan and range hood | |
| JP4821084B2 (en) | Turbofan and turbofan manufacturing method | |
| JP5340816B2 (en) | Ventilation duct | |
| JP4556884B2 (en) | Electric blower | |
| JP2001280311A (en) | Duct | |
| KR102124929B1 (en) | turbo fan for air conditioner | |
| CN208763845U (en) | Freezer compressor noise reduction valve group | |
| JPH04339199A (en) | Multiple blade impeller | |
| CN203980449U (en) | Air-conditioner | |
| CN207989256U (en) | A kind of novel air suction silencer | |
| CN207975707U (en) | Fume extractor | |
| JP3796974B2 (en) | Electric blower | |
| CN205349661U (en) | Muffler and compressor of compressor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |