CN108087492A - A kind of compressor - Google Patents
A kind of compressor Download PDFInfo
- Publication number
- CN108087492A CN108087492A CN201611040522.XA CN201611040522A CN108087492A CN 108087492 A CN108087492 A CN 108087492A CN 201611040522 A CN201611040522 A CN 201611040522A CN 108087492 A CN108087492 A CN 108087492A
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- China
- Prior art keywords
- cavity
- round plate
- compressor according
- compressor
- bent axle
- Prior art date
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- 239000002245 particle Substances 0.000 claims abstract description 40
- 239000008187 granular material Substances 0.000 claims abstract description 18
- 239000003507 refrigerant Substances 0.000 claims abstract description 11
- 230000006835 compression Effects 0.000 claims abstract description 7
- 238000007906 compression Methods 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 9
- 238000004806 packaging method and process Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 6
- 239000007769 metal material Substances 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 4
- 239000010721 machine oil Substances 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 claims 1
- 230000001070 adhesive effect Effects 0.000 claims 1
- 238000005538 encapsulation Methods 0.000 description 27
- 208000002925 dental caries Diseases 0.000 description 13
- 238000013016 damping Methods 0.000 description 9
- 239000003921 oil Substances 0.000 description 7
- 239000004033 plastic Substances 0.000 description 7
- 229920003023 plastic Polymers 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
- F16F15/12—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon
- F16F15/129—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon characterised by friction-damping means
-
- 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
-
- 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
Abstract
The present invention provides a kind of compressor, including：Housing；Motor and cylinder, are placed in housing, and motor includes internal rotor and external stator；Bent axle, bent axle are connected respectively with motor and cylinder, and the rotary force of motor is passed to cylinder, to compress refrigerant；Bearing, bearing are connected with bent axle lower part, and are limited with cylinder compression stroke jointly and supported bent axle；And granule damper, granule damper are arranged in the shafting of bent axle, including：Round plate；The a plurality of cavities being arranged on round plate；And it is placed in the motile particle in cavity.The present invention installs NOPD dampers in each vibration source position that compressor shaft is fastened, by the collision between particle and between particle and dampener body and the vibrational energy of frictional dissipation vibration source, the air gap for reduce the vibration of rotor and shafting, reducing between rotor and stator is uneven, solves the problems, such as that damper applies to compressor internal high temperature hyperbaric environment to reduce shafting vibration and noise.
Description
Technical field
The present invention relates to Compressor Technology fields, and in particular to a kind of damping compressor.
Background technology
Typically, hermetic compressor is included for generating the motor of driving force in the inner space of sealing shell, with
And motor is connected to for compressing the compression member of refrigerant.Hermetic compressor can be according to the difference of refrigerant compression mechanism
And it is categorized as reciprocating compressor, scroll compressor, rolling rotor compressor.Reciprocating compressor, scroll compressor
And rolling rotor compressor is all the rotary force using motor.
Existing compressor mounting means is fixed by footing, Rubber foot installation, and compressor is in operation process due to interior
The high-speed rotation of portion's bent axle can generate very big vibration, and each vibration source position especially in compressor crank shaft shafting, this can contract
The service life of short compressor increases noise, and the air-tightness of compressor is caused to reduce after prolonged use.Meanwhile it passes
The compressor damping vibration attenuation technology of system can not effectively apply to the high temperature and high pressure environment inside compressor, cause the vibration damping of compressor
Problem can not be solved effectively.
The content of the invention
It is an object of the invention to provide a kind of compressors, have the damping for applying to compressor internal high temperature hyperbaric environment
Device, the problem of reducing compressor shafting vibration and noise.
In order to achieve the above objectives, the present invention provides a kind of compressor, which is characterized in that including：Housing；Motor and cylinder,
It is placed in the housing, the motor includes internal rotor and external stator；Bent axle, the bent axle respectively with the motor and described
Cylinder connects, and the rotary force of the motor is passed to the cylinder, to compress refrigerant；Bearing, the bearing with it is described
Bent axle lower part connects, and limits compression stroke jointly with the cylinder and support the bent axle；And granule damper, described
Grain damper is arranged in the shafting of the bent axle, including：Round plate；The a plurality of cavities being arranged on the round plate；And
The motile particle being placed in the cavity.
Preferably, moved when the motile particle is rotated with the round plate in the cavity.
Preferably, the round plate is Clothoid type disc structure, and the cavity is using the center of the round plate as center of circle edge
Circumferencial direction is uniformly distributed on the round plate.
Preferably, the cavity is arranged at straight on same layer annulus in the circular distribution of multilayer on the round plate
The distance connect between projection of the adjacent cavity on the round plate bottom surface is identical.
Preferably, the shape of the cavity, size are identical.
Preferably, the cavity shape is identical, and the cavity size being arranged on same layer annulus is identical, is arranged at not
It is different with the cavity size on layer annulus.
Preferably, the cavity size on different layers annulus is arranged at its increasing with the distance at the round plate center
Reduce greatly.
Preferably, the cavity size being arranged on innermost layer annulus is more than the sky being arranged on remainder layer annulus
Chamber size, the cavity size being arranged on remainder layer annulus are identical.
Preferably, the package board closed with the round plate lid is further included.
Preferably, the cavity is half-via, and the package board is the cap of the internal rotor.
Preferably, the cavity is through hole, cap and the internal rotor of the package board including the internal rotor
Upper surface.
Preferably, the trend of the cavity moves towards parallel with the bent axle.
Preferably, the cavity shape is one kind in cylinder or cuboid or square or segment or Elliptic Cylinder
It is or arbitrary several.
Preferably, the granule damper is arranged at the top on the internal rotor top, and fixes and connect with the internal rotor
It connects.
Preferably, the round plate uses indeformable heat-resisting material, temperature applicable range under at least 5MPa pressure
At 90~150 DEG C.
Preferably, the motile particle uses non-magnetic metal material, the metal material density not less than 6 ×
103kg/m3。
Preferably, the equivalent diameter of the motile particle is 0.1mm-1mm.
Preferably, the resistance to height incompatible with compressor refrigerant, cooling machine oil is used between the package board and the round plate
Warm packaging plastic sealing, temperature applicable range is at 90~150 DEG C.
Preferably, the filling rate of the motile particle in the cavity is 50%-95%.
Compared with prior art, the present invention at least has the advantages that：
Each vibration source position installation granule damper of the present invention in the shafting of existing compressor crank shaft, by between particle
And the collision between particle and dampener body and the vibrational energy of triboabsorption vibration source, so as to reduce compressor crank shaft shafting
The vibration of upper vibration source, solving existing conventional damper can not apply under compressor internal high temperature hyperbaric environment, so as to lead
The problem of cause is difficult to reduce the shafting vibration and noise of existing compressor crank shaft.
Description of the drawings
Fig. 1 is the compressor overall structure figure of the embodiment of the present invention；
Fig. 2 is the top view of the granule damper of the embodiment of the present invention；
Fig. 3 is the corresponding sectional view of granule damper of the embodiment of the present invention；
Fig. 4 is the top view of the granule damper of another embodiment of the present invention；
Fig. 5 is the corresponding sectional view of granule damper of another embodiment of the present invention；
Fig. 6 is the top view of the granule damper of further embodiment of this invention.
Wherein, the reference numerals are as follows：
1 housing
2 motors
21 internal rotors
22 external stators
3 cylinders
4 bent axles
5 bearings
51 upper bearing (metal)s
52 lower bearings
6 granule dampers (NOPD dampers)
61 round plates
62nd, 67,68,69 cavity
63 encapsulation cover plates
64 motile particles
65 oil outlets
66 bolts hole
H round plate height
Specific embodiment
Example embodiment is described more fully with reference to the drawings.However, example embodiment can be with a variety of shapes
Formula is implemented, and is not understood as limited to embodiment set forth herein；On the contrary, these embodiments are provided so that the present invention more
Fully and completely, and by the design of example embodiment comprehensively it is communicated to those skilled in the art.Identical attached drawing in figure
Mark represents same or similar structure, thus will omit repetition thereof.
The word of expression position and direction described in present invention, is the explanation carried out by taking attached drawing as an example, but root
According to needing to make a change, make change and be all contained in the scope of the present invention.
Fig. 1 to Fig. 3 is refer to, it illustrates the overall structure figures and granule damper of the compressor of the embodiment of the present invention
Top view and sectional view.
As shown in Figure 1, the compressor of the embodiment of the present invention includes：Housing 1；Motor 2 and cylinder 3；Bent axle 4；Bearing 5；With
And granule damper 6, granule damper is nonobstructive granule damper in the present invention, i.e. NOPD dampers.
Motor 2 and cylinder 3 are placed in housing 1；Motor 2 include internal rotor 21 and external stator 22, bent axle 4 respectively with motor
2 and cylinder 3 connect, and the rotary force of motor 2 is passed into cylinder 3, to compress refrigerant；Bearing 5 and the lower part of bent axle 4 connect
It connects, and limits compression stroke jointly with cylinder 3 and support bent axle 4；Bearing 5 includes 52 two parts of upper bearing (metal) 51 and lower bearing, on
Bearing 51 and lower bearing 52 are connected with the lower part of bent axle 4 and support bent axle 4, and bent axle 4 is made to be positioned at the central axes position of housing 1
It puts, upper bearing (metal) 51 and lower bearing 52 are individually fixed in the upper and lower part of cylinder 5, and limit compression stroke jointly with cylinder 5.
NOPD dampers 6 are arranged in the shafting of bent axle 4, and in the present embodiment, NOPD dampers 6 are arranged at the internal rotor 21 of motor 2
Top end, and pass through bolt (can also be other fasteners) and be fixedly connected with internal rotor 21, but the present invention not as
Limit, NOPD dampers 6 can also be arranged at any position in the shafting of bent axle 4, each vibration source position especially in shafting, example
Such as：The positions such as the lower end of the internal rotor 21 of motor 2, the upper end or lower end of bearing 5.
As shown in Fig. 2, the NOPD dampers 6 of the present embodiment include：Round plate 61, in order to adapt to compressor internal high temperature height
The working environment of pressure, to ensure that NOPD dampers 6 can normally play a role inside compressor, round plate 61 uses high temperature resistant
Material (temperature applicable range is at 90~150 DEG C), and the material will not deform under at least 5MPa pressure.It is set on round plate 61
A plurality of cavities 62 and for the fuel-displaced oil outlet 65 of compressor, the trend of cavity 62 move towards parallel with bent axle 4；With round plate 61
63 (not shown) of encapsulation cover plate closed is covered, high temperature resistant (temperature applicable range is used between encapsulation cover plate 63 and round plate 61
At 90~150 DEG C), the packaging plastic incompatible with compressor refrigerant, cooling machine oil sealing, using industrial common in the present embodiment
AB glue be packaged, but be not limited thereto or other packaging plastics, the mode of other encapsulation can also be used, as long as
Encapsulation cover plate 63 and the fixation of round plate 61 can be packaged together；And be placed in cavity 62 motile particle 64 (for
It clearly shows that the cavity structure of NOPD dampers, is not shown in figure motile particle).
In the present embodiment, round plate 61 is Clothoid type disc structure, and the cavity 62 in the present embodiment on round plate 61 is ruler
Very little size and the identical cylinder of shape, but the present invention is not limited thereto, cavity 62 or other shapes, such as
Cuboid or square or segment or Elliptic Cylinder etc., the size of cavity 62 can not also be same.All cavitys 62 are with round plate
61 center is distributed uniformly and circumferentially for the center of circle on round plate 61.Cavity 62 cannot be arranged on body 61 too close to side
Otherwise the position of edge can increase the difficulty of preparation process, weaken damping effect, it is also possible to generate safety problem.In the present embodiment,
Cavity 62 is on round plate 61 in inside and outside two layers circular two cavitys for being distributed, being arranged at the direct neighbor on same layer annulus
Distance between 62 projection on 61 bottom surface of round plate is identical, i.e. is arranged at two of the arbitrary direct neighbor on internal layer annulus
A cavity 62 is projected as the distance between the adjacent circle of any two, the adjacent circle of any two on 61 bottom surface of round plate
All same.Two cavitys 62 of the arbitrary direct neighbor being arranged on outer layer annulus are projected as arbitrarily on 61 bottom surface of round plate
The distance between two adjacent circles, the adjacent circle of any two all same.
In order to adapt to the working environment of compressor internal high temperature high pressure, ensure that NOPD dampers 6 can inside compressor
It normally plays a role, the motile particle 64 in the present embodiment is using high density, non-magnetic metal material, and density of material is not small
In 6 × 103kg/m3.It vibrates and mutually collides to make motile particle 64 that can more effectively be generated in cavity 62, so as to more
Absorb the vibrational energy that compressor shaft fastens vibration source well, in the present embodiment, the equivalent diameter of motile particle 64 is 0.1mm-
1mm, the equivalent diameter of motile particle 64 are unfavorable for greatly very much the vibration of motile particle 64, the equivalent diameter of motile particle 64 too it is small then
It needs to prepare the motile particle 64 of a large amount of diameter very littles, adds technology difficulty and cost, also can not effectively generate collision and shake
It is dynamic.It vibrates and mutually collides to make motile particle 64 that can more effectively be generated in cavity 62, so as to preferably absorb pressure
Contracting arbor fastens the vibrational energy of vibration source, and in the present embodiment, filling rate of the motile particle 64 in cavity 62 is 50%-95%,
Too big then motile particle 64 filling in cavity 62 of filling rate is excessive, can not effectively vibrate, too small then motile particle 64 of filling rate
Filling is very few in cavity 62, and the probability mutually collided between motile particle 64 is substantially reduced, and can not effectively absorb compressor shaft
Fasten the vibrational energy of vibration source.
With reference to Fig. 3, it illustrates the sectional views of the NOPD dampers of the present embodiment corresponding with Fig. 2.As shown in figure 3, this
In embodiment, the height H scopes of round plate 61 are 100~200mm, and H is too small, and it is larger to open up 62 difficulty of cavity, and can cause sky
62 volume of chamber is too small, can not accommodate enough motile particles 64.Internal rotor 21 is used by encapsulation cover plate 63 in this present embodiment
Encapsulation cover plate, therefore H then can cause cover board that can not cover conjunction very much greatly, influence the encapsulation of round plate 61.Cavity 62 is half-via, no
Round plate 61 is penetrated through, depth that cavity 62 opens up needs and the height H of round plate 61 is adapted, it is impossible to more than the size of height H,
Depth can not be too small, to ensure that the cavity 62 formed has enough volumes.But the present invention is not limited thereto, in a variation
Embodiment in, cavity 62 is through hole, the encapsulation cover plate of encapsulation cover plate 63 including internal rotor 21 and upper surface, is coordinated by the two
Cavity 62 is sealed, ensures that motile particle 64 is encapsulated in cavity 62.
As shown in figure 3, the oil outlet 65 fuel-displaced for compressor set on round plate 61 may be sized to pressure supply
The fuel-displaced any size of contracting machine.The internal rotor 21 that NOPD dampers 6 are fixedly connected on to motor 2 by bolt in the present embodiment pushes up
Above portion, thus be additionally provided on the round plate 61 of NOPD dampers 6 for bolt by bolt hole 66.It is set on round plate 61
Bolt hole 66 and cavity 62 it is different, cavity 62 is half-via, does not penetrate through round plate 61, the cap closed with the lid of round plate 61
With 62 opposite position of cavity there is no corresponding perforate on plate 63, after encapsulation cover plate 63, which is installed, to be fixed, cavity 62 is closing
Motile particle 64 can be packaged in wherein by state.And bolt hole 66 has then penetrated through round plate 61, the encapsulation closed with the lid of round plate 61
Reserved corresponding perforate is also required on cover board 63 with 66 opposite position of bolt hole.The size of bolt hole 66 and required installation
Bolt sizes match.
Fig. 4 and Fig. 5 are refer to, it illustrates the structure charts of the NOPD dampers of another embodiment of the present invention.
As shown in figure 4, the NOPD dampers 6 of the present embodiment include：Round plate 61, in order to adapt to compressor internal high temperature height
The working environment of pressure, to ensure that NOPD dampers 6 can normally play a role inside compressor, round plate 61 uses high temperature resistant
Material (temperature applicable range is at 90~150 DEG C), and the material will not deform under at least 5MPa pressure.It is set on round plate 61
A plurality of cavities 62 and cavity 67 and for the fuel-displaced oil outlet 65 of compressor, the trend of cavity 62 and cavity 67 with bent axle 4
Move towards parallel；63 (not shown) of encapsulation cover plate closed with the lid of round plate 61, uses between encapsulation cover plate 63 and round plate 61
High temperature resistant (temperature applicable range is at 90~150 DEG C), the packaging plastic incompatible with compressor refrigerant, cooling machine oil sealing, this reality
It applies in example and is packaged using industrial common AB glue, but be not limited thereto or other packaging plastics, can also be used
The mode of other encapsulation, as long as encapsulation cover plate 63 and the fixation of round plate 61 can be packaged together；And it is placed in cavity
62 and cavity 67 in motile particle 64 (to clearly show that the cavity structure of NOPD dampers, being not shown in figure motile particle).
Round plate 61 is that Clothoid type disc structure, cavity 62 and cavity 67 are identical but of different sizes for shape in the present embodiment
Cylinder, but the present invention is not limited thereto, cavity 62 or other shapes, such as cuboid or square or sector
Body or Elliptic Cylinder etc..All cavitys 62 and cavity 67 are distributed uniformly and circumferentially as the center of circle in circle using the center of round plate 61
In pan portion 61.Cavity 62 and cavity 67 cannot be arranged on position of the body 61 too close to edge, otherwise can increase preparation process
Difficulty, weaken damping effect, it is also possible to generate safety problem.In the present embodiment, cavity 62 and cavity 67 are on round plate 61
In inside and outside three layers circular distribution, cavity 62 is arranged on innermost layer annulus, and cavity 67 is arranged on two outside layers annulus, cavity
62 size is more than the size of cavity 67, and the size of the cavity 67 on two outside layers annulus is identical, but the present invention not as
It limits, the size of the cavity 67 on outer layer annulus can not also be identical.It is arranged at two skies of the direct neighbor on same layer annulus
Distance between the projection of chamber 62 or cavity 67 on 61 bottom surface of round plate is identical, i.e. is arranged at arbitrary on innermost layer annulus
Two cavitys 62 of direct neighbor are projected as the adjacent circle of any two on 61 bottom surface of round plate, and any two is adjacent
The distance between circle all same.Two cavitys 67 of the arbitrary direct neighbor on any layer annulus are arranged in two outside layers in circle
The distance between the adjacent circle of any two, the adjacent circle of any two all same is projected as on 61 bottom surface of pan portion.This reality
It applies in example, the smaller cavity 67 of two layers of size is set outside innermost layer cavity 62 so that round plate 61 is in the situation of size constancy
Under more cavitys 62, cavity 67 can be set, so as to improve damping effect.
With reference to Fig. 5, it illustrates the sectional views of the NOPD dampers of another embodiment of the present invention corresponding with Fig. 4.Such as Fig. 5
Shown, in the present embodiment, the height H scopes of round plate 61 are 100~200mm, and H is too small, opens up cavity 62,67 difficulty of cavity
It is larger, and cavity 62,67 volume of cavity can be caused too small, enough motile particles 64 can not be accommodated, by this present embodiment
Encapsulation cover plate 63 uses the cover board of internal rotor 21, therefore H then can cause cover board that can not cover conjunction very much greatly, influence the envelope of round plate 61
Dress.Cavity 62, cavity 67 are half-via, do not penetrate through round plate 61, and the depth that cavity 62, cavity 67 open up needs and round plate 61
Height H be adapted, it is impossible to more than the size of height H, but depth can not be too small simultaneously, to ensure the cavity 62 formed, empty
Chamber 67 has enough volumes.But the present invention is not limited thereto, and in the embodiment of a variation, cavity 62, cavity 67 are logical
Hole, encapsulation cover plate 63 include encapsulation cover plate and the upper surface of internal rotor 21, are coordinated by the two and seal cavity 62, cavity 67,
Ensure that motile particle 64 is encapsulated in cavity 62, cavity 67.
As shown in figure 5, the oil outlet 65 fuel-displaced for compressor set on round plate 61 may be sized to pressure supply
The fuel-displaced any size of contracting machine.The internal rotor 21 that NOPD dampers 6 are fixedly connected on to motor 2 by bolt in the present embodiment pushes up
Above portion, thus be additionally provided on the round plate 61 of NOPD dampers 6 for bolt by bolt hole 66.It is set on round plate 61
Bolt hole 66 and cavity 62, cavity 67 it is different, cavity 62, cavity 67 are half-via, round plate 61 are not penetrated through, with round plate
With cavity 62,67 opposite position of cavity there is no corresponding perforate on the encapsulation cover plate 63 that 61 lids close, when encapsulation cover plate 63 is pacified
After dress is fixed, cavity 62, cavity 67 are closed state, can be packaged in motile particle 64 wherein.And bolt hole 66 then penetrates through
Round plate 61, with being also required to reserve corresponding perforate with 66 opposite position of through hole on the encapsulation cover plate 63 of the lid conjunction of round plate 61.
Bolt hole 66 need to penetrate through round plate 61, and the Bolt sizes of size and required installation match.Other technologies are special in the present embodiment
The technical characteristic for Fig. 1 to the embodiment illustrated in fig. 3 of seeking peace is identical.
Fig. 6 is refer to, it illustrates the structure charts of the NOPD dampers of further embodiment of this invention.
As shown in fig. 6, the NOPD dampers 6 of the present embodiment include：Round plate 61, in order to adapt to compressor internal high temperature height
The working environment of pressure, to ensure that NOPD dampers 6 can normally play a role inside compressor, round plate 61 uses high temperature resistant
Material, and the material will not deform under at least 5MPa pressure.A plurality of cavities 68 and cavity 69 on round plate 61 are set and supplied
The trend of the fuel-displaced oil outlet 65 of compressor, cavity 68 and cavity 69 moves towards parallel with bent axle 4；It is closed with the lid of round plate 61
63 (not shown) of encapsulation cover plate, using high temperature resistant and compressor refrigerant, cooler between encapsulation cover plate 63 and round plate 61
The incompatible packaging plastic of oil seals, and is packaged in the present embodiment using industrial common AB glue, but is not limited thereto,
It can be other packaging plastics, the mode of other encapsulation can also be used, as long as can encapsulation cover plate 63 and round plate 61 be fixed encapsulation
Together；And the motile particle 64 being placed in cavity 68 and cavity 69 is (to clearly show that the cavity of NOPD dampers
Structure is not shown in figure motile particle).
Round plate 61 is Clothoid type disc structure in the present embodiment, and cavity 68 and cavity 69 are fan-shaped column of different sizes
Body, but the present invention is not limited thereto, cavity 68 and cavity 69 or other shapes, such as cuboid or square or circle
Cylinder or Elliptic Cylinder etc..All cavitys 68 and cavity 69 using the center of round plate 61 as the center of circle be distributed uniformly and circumferentially in
On round plate 61.Cavity 68 and cavity 69 cannot be arranged on body 61 too close to the position at edge, otherwise can increase preparation
The difficulty of technique weakens damping effect, it is also possible to generate safety problem.The present embodiment hollow cavity 68 and cavity 69 are in round plate 61
Upper to be set in inside and outside two layers annular shape, cavity 68 is arranged on internal layer annulus, and cavity 69 is arranged on outer layer annulus, is arranged at same
One layer of 68 size of each cavity is identical, is arranged at that 69 size of each cavity of same layer is identical, and the size of cavity 69 is more than sky
The size of chamber 68.But the present invention is not limited thereto, and the size of the cavity 68 or cavity 69 that are arranged at same layer can not also be same.
Two cavitys 68 of the direct neighbor on same layer annulus or two cavitys 69 of direct neighbor are arranged in the present embodiment in circle
The distance between the center of projection on 61 bottom surface of pan portion is identical, i.e. is arranged at two of the arbitrary direct neighbor on internal layer annulus
A cavity 68 is projected as the adjacent sector of any two, the adjacent fan-shaped center of any two on 61 bottom surface of round plate
The distance between all same.Two cavitys 69 of the arbitrary direct neighbor on outer layer annulus are arranged on 61 bottom surface of round plate
It is projected as the distance between the adjacent sector of any two, the adjacent fan-shaped center of any two all same.The present embodiment
In, by the way that cavity 68 or cavity 69 are shaped to sector, two cavitys 68 or sky of arbitrary direct neighbor can be reduced
Gap between chamber 69 so that more cavitys can be set in the case of 61 size constancy of round plate, so as to improve damping effect
Fruit.The technical characteristic of other technical characteristics and Fig. 1 to embodiment illustrated in fig. 3 is identical in the present embodiment.
Although the embodiment 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 are not departing from the principle of the present invention and objective
In the case of above-described embodiment can be changed within the scope of the invention, change, replace and modification.
Claims (19)
1. a kind of compressor, which is characterized in that including：
Housing；
Motor and cylinder are placed in the housing, and the motor includes internal rotor and external stator；
Bent axle, the bent axle are connected respectively with the motor and the cylinder, and the rotary force of the motor are passed to described
Cylinder, to compress refrigerant；
Bearing, the bearing are connected with the bent axle lower part, and are limited compression stroke jointly with the cylinder and supported the song
Axis；And
Granule damper, the granule damper are arranged in the shafting of the bent axle, including：
Round plate；
The a plurality of cavities being arranged on the round plate；And
The motile particle being placed in the cavity.
2. compressor according to claim 1, which is characterized in that in institute when the motile particle is rotated with the round plate
State movement in cavity.
3. compressor according to claim 1, which is characterized in that the round plate be Clothoid type disc structure, the sky
Chamber is distributed uniformly and circumferentially by the center of circle of the center of the round plate on the round plate.
4. compressor according to claim 3, which is characterized in that the cavity is circular in multilayer on the round plate
Distribution, the distance being arranged between projection of the cavity of the direct neighbor on same layer annulus on the round plate bottom surface
It is identical.
5. compressor according to claim 4, which is characterized in that shape, the size of the cavity are identical.
6. compressor according to claim 4, which is characterized in that the cavity shape is identical, is arranged at same layer annulus
On the cavity size it is identical, it is different to be arranged at the cavity size on different layers annulus.
7. compressor according to claim 6, which is characterized in that be arranged at the cavity size on different layers annulus with
Its increase with the distance at the round plate center and reduce.
8. compressor according to claim 6, which is characterized in that the cavity size being arranged on innermost layer annulus is big
In the cavity size being arranged on remainder layer annulus, the cavity size being arranged on remainder layer annulus is identical.
9. compressor according to claim 1, which is characterized in that further include the package board closed with the round plate lid.
10. compressor according to claim 9, which is characterized in that the cavity is half-via, and the package board is described
The cap of internal rotor.
11. compressor according to claim 9, which is characterized in that the cavity is through hole, and the package board includes described
The upper surface of the cap of internal rotor and the internal rotor.
12. compressor according to any one of claim 1 to 11, which is characterized in that the trend of the cavity with it is described
Moving towards for bent axle is parallel.
13. compressor according to any one of claim 1 to 11, which is characterized in that the cavity shape is cylinder
Or cuboid or square or one kind or arbitrary several in segment or Elliptic Cylinder.
14. compressor according to any one of claim 1 to 11, which is characterized in that the granule damper is arranged at
The top on the internal rotor top, and be fixedly connected with the internal rotor.
15. compressor according to any one of claim 1 to 11, which is characterized in that the round plate is used at least
Indeformable heat-resisting material under 5MPa pressure, temperature applicable range is at 90~150 DEG C.
16. compressor according to any one of claim 1 to 11, which is characterized in that the motile particle is using no magnetic
Property metal material, the metal material density be not less than 6 × 103kg/m3。
17. compressor according to any one of claim 1 to 11, which is characterized in that the motile particle it is equivalent straight
Footpath is 0.1mm-1mm.
18. the compressor according to any one of claim 9 to 11, which is characterized in that the package board and the disk
It is sealed between portion using the high-temperature resistant packaging adhesive incompatible with compressor refrigerant, cooling machine oil, temperature applicable range is 90~150
℃。
19. compressor according to any one of claim 1 to 11, which is characterized in that the activity in the cavity
The filling rate of particle is 50%-95%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611040522.XA CN108087492A (en) | 2016-11-23 | 2016-11-23 | A kind of compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611040522.XA CN108087492A (en) | 2016-11-23 | 2016-11-23 | A kind of compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108087492A true CN108087492A (en) | 2018-05-29 |
Family
ID=62170371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611040522.XA Pending CN108087492A (en) | 2016-11-23 | 2016-11-23 | A kind of compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108087492A (en) |
Cited By (2)
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| CN109026714A (en) * | 2018-09-11 | 2018-12-18 | 珠海格力电器股份有限公司 | A kind of vibration-proof structure and the compressor with it |
| CN112901494A (en) * | 2021-01-22 | 2021-06-04 | 珠海格力节能环保制冷技术研究中心有限公司 | Pump body assembly, compressor and equipment with pump body assembly and compressor |
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