CN107882732A - Compressor with a compressor housing having a plurality of compressor blades - Google Patents
Compressor with a compressor housing having a plurality of compressor blades Download PDFInfo
- Publication number
- CN107882732A CN107882732A CN201610864922.6A CN201610864922A CN107882732A CN 107882732 A CN107882732 A CN 107882732A CN 201610864922 A CN201610864922 A CN 201610864922A CN 107882732 A CN107882732 A CN 107882732A
- Authority
- CN
- China
- Prior art keywords
- compressor
- housing
- internal vibration
- damped sleeve
- vibration part
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
- F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
- F04C18/0215—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form where only one member is moving
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/06—Silencing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/80—Other components
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rotary Pumps (AREA)
- Compressor (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The present invention relates to a compressor including a shell and an internal vibration member, which is provided with a gap from the shell and is connected to the shell by a connecting member having vibration isolating properties, the connecting member being formed of a sandwich panel including rigid layers on both sides and a damping layer between the rigid layers, the sandwich panel serving as a structural member supporting the internal vibration member.
Description
Technical field
The present invention relates to a kind of compressor, in particular it relates to a kind of less compressor of noise.
Background technology
In hermetic scroll compressor, motor component be present, the stator of motor is fixed to housing, and drives rotor to turn
It is dynamic, so as to drive rotary shaft in upper and lower two bearing block internal rotations.Upper and lower two bearing blocks are all secured to housing.Rotary shaft has
Eccentric head, dynamic vortex part is driven, dynamic vortex part is done revolution translation on the determine vortex part for being fixed to top chock.Dynamic vortex part
Several closed compression chambers are formed between determine vortex part, with the motion of dynamic vortex part, the volume of compression chamber is gradually to center
Reduce, reach the purpose for compressing refrigerant gas contained therein.
The modes such as the top chock and step generally use of motor weld, interference fit are rigidly fixed to housing.
In this case, the out-of-balance force of the rotor-support-foundation system of the dynamic engagement power inside vortex mechanism and motor will pass through upper bearing (metal)
Seat and step are transferred to housing, so as to give off noise.
The content of the invention
It is an object of the present invention to provide a kind of compressor that can reduce noise.
According to an aspect of the invention, there is provided a kind of compressor, including housing and internal vibration part, internal vibration
Gap is provided between part and housing, and housing is connected to by the connector with isolation characteristicses, connector is by battenboard
Formed, battenboard includes the rigid layer positioned at both sides and the damping layer between rigid layer, and battenboard is used as supporting internal shake
The structural member of dynamic component.
Alternatively, internal vibration part is at least one of top chock, motor stator and step.
Alternatively, internally between vibrating mass and housing, battenboard radially extends.
Alternatively, connector includes being connected to the Part I of internal vibration part and is connected to the Part II of housing.
Alternatively, so Part I radially extends, Part II is axially extending.
Alternatively, Part I is connected to internal vibration part with being bolted.
Alternatively, Part II by being welded and fixed is connected to housing.
Alternatively, the damping layer at the welding position of Part II is partially removed.
Alternatively, rigid layer and damping layer are made up of the material with different-stiffness characteristic.Damping layer by high polymer material,
Damping copper alloy, foamed aluminium material or foam magnesium material are made.
Alternatively, multiple connectors are put along circumferentially-spaced open up of internal vibration part.
Alternatively, connector in a ring, and around internal vibration part.
Alternatively, the clearance diameter on connector, between being connected between the internal vibration part of the connector and housing
To corresponding opening position, at least one through hole is provided with.
It is according to the advantages of compressor of the present invention, is shaken by using the connector with isolation characteristicses to connect inside
Dynamic component and housing, internal vibration part can be suppressed and vibrated to housing transmission, so as to reduce noise of the compressor to external radiation.
Brief description of the drawings
By description referring to the drawings, the features and advantages of the present invention will become better understood by, wherein：
Fig. 1 is the profile according to the compressor of prior art；
Fig. 2 is according to the part sectioned view of the compressor of the present invention, illustrated therein is top chock region；
Fig. 3 is corresponding with Fig. 2, shows plug, damped sleeve and top chock in the manner of an exploded view；
Fig. 4 is the stereogram of plug；
Fig. 5 is the stereogram of damped sleeve.
Embodiment
Description related to the preferred embodiment is only exemplary below, and is definitely not to the present invention and its application or usage
Limitation.In this manual, referring to the drawings in direction used " on ", " under " etc. to represent the term in orientation, it is but unless bright
Really explanation, otherwise the relativeness of the part in the embodiments of the present invention be not limited to the direction shown in figure, but can be with
Change is made according to concrete application.In the case where not clearly stating, " radial direction ", " axial direction " and " week in this specification
To " be relative to compressor generally speaking, but when indicating Norm part except, such as " radially inner side of damped sleeve "
Refer to the inner side for the radial direction of damped sleeve.
Reference picture 1 is described to the total structure of existing hermetic scroll compressor first.As shown in figure 1, scroll compression
Machine 100 (being illustrated as vertical compressor) includes housing 110, and it forms substantially closed inner space.Set on housing 110
The inlet suction port 112 for sucking fluid is equipped with, and for discharging the exhaust joint (not shown) of the fluid after compressing.In housing
Motor 120 is provided with 110, motor 120 includes the stator 122 fixed relative to housing 110 and can revolved in stator 122
The rotor 124 turned.Balance weight 126 and lower balance weight 128 are additionally provided with rotor 124 to improve the dynamic balancing of rotor 124.
Rotary shaft 130 is combined with rotor 124 so that rotary shaft 130 rotates together with rotor 124.The upper end of rotary shaft 130 passes through
Upper bearing (metal) is supported by top chock 140, and lower end is supported by lower bearing by step 150.Motor 120 passes through rotary shaft 130
To drive vortex mechanism 160, to be compressed to refrigerant.
Vortex mechanism 160 includes determine vortex part 162 and dynamic vortex part 164.The periphery 166 of determine vortex part 162 passes through bolt
(not shown) is fixed to top chock 140.The bottom side of the end plate 168 of dynamic vortex part 164 is arranged on the thrust at top chock 140
On surface 144, to provide axial support for dynamic vortex part 164.Determine vortex part 162 is respectively provided with helical form with dynamic vortex part 164
Blade, they work in coordination to form a series of compression chamber of crescent being gradually reduced from outside to inside.In addition, in determine vortex
Cross slip-ring (not shown) is provided between part 162 and dynamic vortex part 164, to enable dynamic vortex part 164 relative to determining whirlpool
Rotating part 162 carries out translation moving.With the translation moving of dynamic vortex part 164, compression chamber moves from outside to inside and volume is gradual
Reduce, so as to which the refrigerant for entering compression chamber by air entry be compressed, the refrigerant after compression is discharged to the interior of housing 110
Portion, and discharged from exhaust joint.In the example of fig. 1, the pressure at expulsion area that motor 120 is in after compression, so the scroll compression
Contracting machine 100 is referred to as high-pressure side formula compressor.
In the compressor shown in Fig. 1, top chock 140 can use the modes such as interference fit, welding, crimping to be fixed to
Housing 110.Step 150 can use the modes such as interference fit, welding, crimping to be fixed to shell as top chock 140
Body 110, but generally for bearing centering is easy to, 110 leave certain interval between step 150 and housing, are being adjusted to close
Right position put after again together with case weld.
In the course of work of vortex mechanism, during 164 flat turn moving of dynamic vortex part, produced between dynamic, determine vortex part dynamic
State engagement force.Because dynamic vortex part 164 and determine vortex part 162 support by top chock 140, so dynamic engagement power is by upper axle
Bearing 140 undertakes.
Although the rotor 124 of motor is usually provided with balance weight 126 and lower balance weight 128 to balance the rotation of rotor,
But rotor-support-foundation system is still inevitably present out-of-balance force.Because rotor 124 is via rotary shaft 130 and by top chock
140 and step 150 support, so the out-of-balance force of rotor-support-foundation system is undertaken by top chock 140 and step 150.
In this case, the dynamic engagement power inside vortex mechanism, motor the out-of-balance force of rotor-support-foundation system will be logical
Cross top chock and step is transferred to housing, trigger and vibrate and give off noise.
Compressor 1 referring to Fig. 2 and Fig. 3 descriptions according to the present invention.Fig. 2 and Fig. 3 illustrate only the upper axle of compressor 1
Part where bearing 40, unshowned part is identical with the corresponding part in Fig. 1, so omitting herein.As shown in Fig. 2 with
It is different in the prior art, radial clearance G is provided between top chock 40 and housing 10, the size d of clearance G is arranged so that：
In the case of the radial direction amplitude maximum of top chock 40, top chock 40 will not also touch housing 10.
Top chock 40 is connected to housing 10 by the connector 70 with isolation characteristicses.The reality shown in figs. 2 and 3
Apply in mode, connector 70 includes damped sleeve 72 and plug 74.The cylindrical shape that damped sleeve 72 substantially opens wide in both sides, has
Center through hole 73.It is understood that damped sleeve 72 can also be in cylindrical shape with the end.Referring to Fig. 4, what plug 74 was made of metal
Shaped element.Referring to Fig. 5, damped sleeve 72 is made up of battenboard, and from the section of battenboard, it includes being located at damping sleeve
Cylinder 72 radially inner side rigid layer 72a, the rigid layer 72b positioned at its radial outside and between rigid layer 72a, 72b
Damping layer 72c.Rigid layer 72 and damping layer 74 are bonded or are otherwise connected together.
Rigid layer 72a, 72b are for example formed by steel plate, but it can also be other metal materials.Damping layer 72c is by damping
Material is formed, damping material for example can be high polymer material, damping copper alloy (such as manganin), foam metal material (such as
Foamed aluminium, foam magnesium material) etc..
The cylindrical recess 42 radially extended is provided with the outer peripheral face of top chock 40, damped sleeve 72 can be with mistake
The mode of cooperation of being full of is accommodated in recess 42.That is, the internal diameter of recess 42 is slightly less than the external diameter of damped sleeve 72.Also, recess
42 depth can be more than or equal to the axial length of damped sleeve 72 so that after damped sleeve 72 is assemblied in recess 42,
Damped sleeve 72 will not protrude from recess 42.In addition, plug 74 is also in an interference fit installed in damped sleeve 72
In medium pore 73.Also, the length of plug 74 is arranged to：When plug 74 passes through the hole 12 in housing 10 to be inserted into medium pore 73
Afterwards, one end 74a of plug 74 touches the bottom 42a of recess 42, other end 74b flushed with the outer surface 10a of housing 10 or
It is slightly prominent from the hole 12 of housing 10, the other end 74b of plug 74 is soldered to housing 10 in a sealing manner to facilitate
Hole 12.It is understood that plug 74 can also be fixedly attached to housing 10 with other ways known.
A connector 70 is illustrate only in Fig. 2 and Fig. 3.It is understood that can have along the circumference of top chock 40
Multiple connectors 70 spaced apart, such as 2,3,4,5,6 or more.
Although the structure and connected mode of connector 70 are described in figure by taking top chock 40 as an example, it should be appreciated that
The connector 70 can also be applied to other internal vibration parts, such as step 50., can be by lower axle with same principle
Bearing 50 is arranged to be spaced apart with housing 10, and the recess of similar recess 42 is set on step 50, utilizes connector 70
Step 50 and housing 10 are linked together.
By the way that internal vibration part (such as top chock, step) is spaced apart with housing, and set between
Such connector 70 is put, when internal vibration component vibration, vibration can not be transferred directly to housing, but be transferred to first
The damped sleeve 72 of connector 70.Because damped sleeve 72 radially extends, so its damping layer 74 produces detrusion, so that will
Vibrational energy dissipates.Compared with of the prior art be rigidly connected, the present invention is by increasing the resistance between vibrating mass and housing
Buddhist nun, reduce vibration and the radiated noise of shell.In addition, the damping layer of battenboard usually non-refractory, so the welding of battenboard
Poor-performing.But in the present invention, by the structure and connected mode of damped sleeve 72 and plug 74, avoid directly to damping
Sleeve 72 is welded.
Although compressor illustrated above is high-pressure side formula compressor, the present disclosure applies equally to the compression of low-pressure side formula
Machine, i.e. motor are arranged on the type of compressor of suction pressure region.In fact, it may also be possible to apply the invention for other types of compression
Machine, such as piston compressor and rotor-type compressor.Although upper and lower bearing block is described in embodiment of above is used as internal shake
The situation of dynamic component, it should be appreciated that in the case of applied to other compressors, can also by the connector of the present invention with
Other types of internal vibration part is used in combination, and can realize the effect for reducing vibration and noise.
Although the various embodiments of the present invention are described in detail herein, it should be appreciated that the invention is not limited in
This, without departing from the spirit and scope of the present invention, may be effected by one skilled in the art other modifications.It is all
These modifications are within the scope of the present invention.Moreover, all components described here can be by equivalent in other technologies
Component replace.
Claims (10)
1. a kind of compressor (1), including housing (10) and internal vibration part (40,50), it is characterised in that the internal vibration
Part (40,50) is spaced apart with the housing (10), and is connected to the housing by the connector (70) with isolation characteristicses
(10), the connector (70) includes：
Damped sleeve (72), the damped sleeve (72) are contained in the recess (42) of the internal vibration element (40,50)；With
And
Plug (74), the plug (74) are inserted into the damped sleeve (72) and are fixed to the housing (10).
2. compressor (1) according to claim 1, it is characterised in that the internal vibration part (40,50) is upper bearing (metal)
Seat at least one of (40) and step (50).
3. compressor (1) according to claim 1, it is characterised in that the damped sleeve (72) is made up of battenboard, bag
Include the radially inner side positioned at the damped sleeve and the rigid layer (72a, 72b) of radial outside and the damping between rigid layer
Layer (72c).
4. compressor (1) according to claim 1, it is characterised in that the internal vibration part (40,50) it is described recessed
Portion (42) and the damped sleeve (72) extend along the radial direction of the internal vibration part (40,50).
5. compressor (1) according to claim 1, it is characterised in that the damped sleeve (72) is with the side of interference fit
Formula is arranged in the recess (42) of the internal vibration part (40,50).
6. compressor (1) according to claim 1, it is characterised in that the plug (74) is pacified in an interference fit
In the medium pore (73) of the damped sleeve (72).
7. compressor (1) according to claim 1, it is characterised in that the plug (74) is passed through on the housing (10)
With the hole (12) of the register of the recess (42) and being soldered to the housing (10) in a sealing manner.
8. compressor (1) according to claim 3, it is characterised in that the rigid layer (72a, 72b) and the damping layer
(72c) is made up of the material with different-stiffness characteristic.
9. compressor (1) according to claim 8, it is characterised in that the damping layer (72c) is by high polymer material, resistance
Damping copper alloy, foamed aluminium material or foam magnesium material are made.
10. the compressor (1) according to any one of claim 1-9, it is characterised in that the compressor is included circumferentially
Multigroup connector (70) spaced apart and the recess (42) of respective amount.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610864922.6A CN107882732B (en) | 2016-09-29 | 2016-09-29 | Compressor with a compressor housing having a plurality of compressor blades |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610864922.6A CN107882732B (en) | 2016-09-29 | 2016-09-29 | Compressor with a compressor housing having a plurality of compressor blades |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107882732A true CN107882732A (en) | 2018-04-06 |
| CN107882732B CN107882732B (en) | 2019-07-26 |
Family
ID=61768700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610864922.6A Active CN107882732B (en) | 2016-09-29 | 2016-09-29 | Compressor with a compressor housing having a plurality of compressor blades |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107882732B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112893847A (en) * | 2021-01-19 | 2021-06-04 | 中冶赛迪技术研究中心有限公司 | Nano-reinforced foam magnesium-ferrite stainless steel composite board and preparation method thereof |
| US20220412353A1 (en) * | 2021-06-24 | 2022-12-29 | Valeo Japan Co., Ltd. | Scroll compressor |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4730695A (en) * | 1986-01-10 | 1988-03-15 | Necchi Societa Per Azioni | Muffler for hermetic compressor |
| CN201345590Y (en) * | 2008-12-30 | 2009-11-11 | 上海日立电器有限公司 | Mounting structure for rolling rotor compressor motor stator |
| CN102046979A (en) * | 2008-04-24 | 2011-05-04 | 艾默生环境优化技术有限公司 | Support member for optimizing dynamic load distribution and attenuating vibration |
| CN202417945U (en) * | 2011-12-02 | 2012-09-05 | 上海日立电器有限公司 | Flexible connection component for stator and shell of compressor |
| JP2013072399A (en) * | 2011-09-28 | 2013-04-22 | Daikin Industries Ltd | Compressor |
| CN205503468U (en) * | 2016-03-14 | 2016-08-24 | 上海日立电器有限公司 | Compressor with stator fixed knot constructs |
-
2016
- 2016-09-29 CN CN201610864922.6A patent/CN107882732B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4730695A (en) * | 1986-01-10 | 1988-03-15 | Necchi Societa Per Azioni | Muffler for hermetic compressor |
| CN102046979A (en) * | 2008-04-24 | 2011-05-04 | 艾默生环境优化技术有限公司 | Support member for optimizing dynamic load distribution and attenuating vibration |
| CN201345590Y (en) * | 2008-12-30 | 2009-11-11 | 上海日立电器有限公司 | Mounting structure for rolling rotor compressor motor stator |
| JP2013072399A (en) * | 2011-09-28 | 2013-04-22 | Daikin Industries Ltd | Compressor |
| CN202417945U (en) * | 2011-12-02 | 2012-09-05 | 上海日立电器有限公司 | Flexible connection component for stator and shell of compressor |
| CN205503468U (en) * | 2016-03-14 | 2016-08-24 | 上海日立电器有限公司 | Compressor with stator fixed knot constructs |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112893847A (en) * | 2021-01-19 | 2021-06-04 | 中冶赛迪技术研究中心有限公司 | Nano-reinforced foam magnesium-ferrite stainless steel composite board and preparation method thereof |
| CN112893847B (en) * | 2021-01-19 | 2023-02-28 | 中冶赛迪工程技术股份有限公司 | Nano-reinforced foam magnesium-ferrite stainless steel composite board and preparation method thereof |
| US20220412353A1 (en) * | 2021-06-24 | 2022-12-29 | Valeo Japan Co., Ltd. | Scroll compressor |
| US11939976B2 (en) * | 2021-06-24 | 2024-03-26 | Valeo Japan Co., Ltd. | Scroll compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107882732B (en) | 2019-07-26 |
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