CN104989639B - Compressor - Google Patents
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- CN104989639B CN104989639B CN201510422493.2A CN201510422493A CN104989639B CN 104989639 B CN104989639 B CN 104989639B CN 201510422493 A CN201510422493 A CN 201510422493A CN 104989639 B CN104989639 B CN 104989639B
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Abstract
The invention discloses a kind of compressor, including：Housing；Bearing assembly, the bearing assembly are located in the housing；Rotor, axial direction of the rotor along the housing are rotatably arranged in the housing, and the rotor is spaced apart with the bearing assembly in the axial direction of the housing；Bent axle, one end of the bent axle is connected with the rotor and along the axially rotatable of the housing, the other end of the bent axle stretches into the bearing assembly, the bent axle or the rotor are provided with the only push stopping part to the bearing assembly, the bearing assembly is provided with the supporting part with the push stopping part position correspondence, the push stopping part only supports the supporting part, and thrust coating is provided between the push stopping part and the supporting part.Compressor according to embodiments of the present invention, can alleviate the shock between push stopping part and supporting part, and then improve the thrust abnormal sound of compressor, improve the performance of compressor, and the structure of the compressor is simple, cost is low, noise is relatively low, combination property is strong.
Description
Technical field
The present invention relates to Compressor Technology field, more particularly, to a kind of compressor.
Background technology
In correlation technique, the bent axle and rotor of compressor are due to various downwards by gravity, downward electromagnet pull etc.
Power effect, eventually act on the lower thrust surface of bent axle.However, lower thrust surface designs to be eccentric, impetus is not in weight
In the heart, radius of turn is larger, and is sliding friction, and lubricant effect is also undesirable, so as to cause the frictional work of consumption more, pressure
Contracting machine hydraulic performance decline, and the shock between push stopping part due to bent axle and bearing, when there is the problems such as thrust surface processing is bad,
Easily there is thrust abnormal sound, it is larger to noise effect.
The content of the invention
It is contemplated that at least solves one of technical problem in correlation technique to a certain extent.Therefore, the present invention carries
Go out a kind of compressor, the structure of the compressor is simple, noise is low.
Compressor according to embodiments of the present invention, including：Housing；Bearing assembly, the bearing assembly are located at the housing
It is interior；Rotor, axial direction of the rotor along the housing are rotatably arranged in the housing, the rotor and the bearing assembly
It is spaced apart in the axial direction of the housing；Bent axle, one end of the bent axle are connected with the rotor and along the axial directions of the housing
Rotatably, the other end of the bent axle stretches into the bearing assembly, and the bent axle or the rotor, which are provided with, only supports the bearing
The push stopping part of component, the bearing assembly are provided with the supporting part with the push stopping part position correspondence, and the push stopping part is only supported described
Supporting part, thrust coating is provided between the push stopping part and the supporting part.
Compressor according to embodiments of the present invention, bearing assembly is only supported by being set on the bent axle or rotor of compressor
Push stopping part, the supporting part in bearing assembly setting and push stopping part position correspondence, and thrust is set between push stopping part and supporting part
Coating, the energy of the vibration wave of compressor can be absorbed, alleviate the shock between push stopping part and supporting part, and then improve compressor
Thrust abnormal sound, improve the performance of compressor, the structure of the compressor is simple, cost is low, noise is relatively low, combination property is strong.
In addition, compressor according to embodiments of the present invention, can also have technical characteristic additional as follows：
According to one embodiment of present invention, the rotor is spaced apart setting in the vertical direction with the bearing assembly,
The rotor is located above the bearing assembly, and the bent axle includes main shaft, countershaft and eccentric shaft, the both ends point of the eccentric shaft
It is not connected with the main shaft and the countershaft, the bearing assembly includes base bearing, cylinder and countershaft successively in the vertical direction
Hold, the base bearing is set on the main shaft and between the rotor and the eccentric shaft, and the eccentric shaft is located at institute
State in cylinder, the supplementary bearing is set on the countershaft.
According to one embodiment of present invention, the lower surface of the eccentric shaft is provided with the push stopping part, the supplementary bearing
Upper surface is provided with the supporting part, and the thrust coating is located on the push stopping part and/or the supporting part.
According to one embodiment of present invention, the lower surface of the rotor is provided with the push stopping part, the base bearing it is upper
End face is provided with the supporting part, and the thrust coating is located on the push stopping part and/or the supporting part.
According to one embodiment of present invention, the lower end of the supplementary bearing is provided with the lower ending opening of the closing supplementary bearing
Cutting ferrule, the lower surface of the countershaft are formed as the push stopping part, and the upper surface of the cutting ferrule is formed as the supporting part, described to stop
Coating is pushed away to be located on the push stopping part and/or the supporting part.
According to one embodiment of present invention, the cutting ferrule is formed as horizontally extending lamellar body, the cutting ferrule with
Thrust pad is provided between the lower surface of the supplementary bearing.
According to one embodiment of present invention, the lower end of the supplementary bearing is provided with support base, and the support base has upper end
Unlimited cavity, the lower end of the countershaft are provided with support bar, and the lower surface of the support bar is formed as the push stopping part, the chamber
Thrust plate is provided with vivo, the upper surface of the thrust plate is formed as the supporting part, and the thrust coating is located at the push stopping part
And/or on the supporting part.
According to one embodiment of present invention, thrust pad is provided between the lower surface of the supplementary bearing and the support base.
According to one embodiment of present invention, the support bar is set on the countershaft, the lower surface of the support bar
Be formed as spherical.
According to one embodiment of present invention, the thrust coating include at least one layer, the thrust coating be rubber layer,
At least one of plastic layer, asbestos layer, graphite linings or fibrous layer.
According to one embodiment of present invention, the thrust coating is multilayer, and the material of multilayer thrust coating is identical or not
Together.
According to one embodiment of present invention, the thickness of the thrust coating is L, 0.1mm≤L≤5mm.
According to one embodiment of present invention, the modulus of elasticity of the material of the thrust coating is G, G≤100GPa.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
Fig. 1 is the structural representation of compressor according to an embodiment of the invention；
Fig. 2 is the structural representation according to the compressor of further embodiment of the present invention；
Fig. 3 is the structural representation according to the compressor of another embodiment of the invention；
Fig. 4 is the structural representation of compressor in accordance with another embodiment of the present invention.
Reference：
Compressor 100 (100a, 100b, 100c, 100d)；
Push stopping part 101；Supporting part 102；Thrust coating 103；
Housing 10；Accommodating chamber 11；
Bearing assembly 20；Base bearing 21；Cylinder 22；Supplementary bearing 23；Cutting ferrule 231；Thrust pad 232；Support base 233；Cavity
2331；Thrust plate 2332；Support bar 234；
Rotor 30；Balance weight 31；
Bent axle 40；Main shaft 41；Countershaft 42；Eccentric shaft 43.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings.Below with reference to
The embodiment of accompanying drawing description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
1 to Fig. 4 specifically describe compressor 100 according to embodiments of the present invention below in conjunction with the accompanying drawings.
Compressor 100 according to embodiments of the present invention includes housing 10, bearing assembly 20, rotor 30 and bent axle 40.Specifically
For, bearing assembly 20 is located in housing 10, and axial direction of the rotor 30 along housing 10 is rotatably arranged in housing 10, rotor 30 with
Bearing assembly 20 is spaced apart in the axial direction of housing 10, and one end of bent axle 40 is connected with rotor 30 and can turned along the axial direction of housing 10
Dynamic, the other end of bent axle 40 stretches into bearing assembly 20, and bent axle 40 or rotor 30 are provided with the only push stopping part to bearing assembly 20
101, bearing assembly 20 is provided with the supporting part 102 with the position correspondence of push stopping part 101, and push stopping part 101 only supports supporting part 102, thrust
Thrust coating 103 is provided between portion 101 and supporting part 102.
In other words, compressor 100 is mainly made up of housing 10, bearing assembly 20, rotor 30 and bent axle 40.Limited in housing 10
Surely there is accommodating chamber 11, bearing assembly 20, rotor 30 and bent axle 40 are each provided in accommodating chamber 11, and specifically, bent axle 40 is along housing 10
It is axially extending, be rotatably arranged in accommodating chamber 11, rotor 30 and bearing assembly 20 are set on bent axle 40, and rotor
30 with axially spaced arrangement of the bearing assembly 20 along bent axle 40, when compressor 100 in the course of the work, rotor 30 and bent axle 40
Around the center axis thereof of bent axle 40, and bearing assembly 20 is static relative to housing 10, i.e., bearing assembly 20 is fixed and is located at housing
In 10.
Wherein, the bent axle 40 of compressor 100 or rotor 30 are provided with push stopping part 101, and bearing assembly 20 is provided with support
Portion 102, after the completion of compressor 100 assembles, push stopping part 101 is only against on supporting part 102 so that supporting part 102 can bear bent axle
40th, the effect of the gravity of rotor 30 etc. and other power, further, between push stopping part 101 and supporting part 102 it is provided with thrust and applies
Layer 103, shock of the push stopping part 101 to supporting part 102 in the course of the work of compressor 100 can be alleviated, and then improve compressor
100 thrust abnormal sound.
Alternatively, thrust coating 103 can be located at push stopping part 101 towards on the surface of supporting part 102, can also be located at branch
Support part 102 is towards on the surface of push stopping part 101, or thrust coating 103 can be located at supporting part 102 and push stopping part 101 simultaneously
To alleviate the shock between push stopping part 101 and supporting part 102 on the surface being in contact.
Thus, compressor 100 according to embodiments of the present invention, by being set on the bent axle 40 or rotor 30 of compressor 100
The only push stopping part 101 to bearing assembly 20, the supporting part 102 in the setting of bearing assembly 20 and the position correspondence of push stopping part 101 are put, and
Thrust coating 103 is set between push stopping part 101 and supporting part 102, the energy of the vibration wave of compressor 100 can be absorbed, is delayed
The shock between push stopping part 101 and supporting part 102 is solved, and then improves the thrust abnormal sound of compressor 100, improves compressor 100
Performance, the structure of the compressor 100 is simple, cost is low, noise is relatively low, combination property is strong.
Alternatively, thrust coating 103 includes at least one layer, and thrust coating 103 is rubber layer, plastic layer, asbestos layer, graphite
At least one of layer or fibrous layer.For example, in the example of the present invention, thrust coating 103 is one layer of rubber layer, so
In the course of the work, because elastomeric material is flexible, in the course of the work, rubber layer can inhale compressor 100 compressor 100
Receive vibration wave, buffering played a part of to the shock between supporting part 102 and push stopping part 101, so as to effectively eliminating or
Person reduces the thrust abnormal sound of compressor 100, improves the performance of compressor 100.Certainly, thrust coating 103 can also include multilayer,
In other examples of the present invention, thrust coating 103 is multilayer, and the material of multilayer thrust coating 103 is identical or different.
For example, in some specific examples of the present invention, thrust coating 103 is mainly by one layer of rubber layer and one layer of asbestos layer
Composition, thus, it is possible to greatly absorb the energy of the vibration wave of compressor 100 in the course of the work, alleviate push stopping part 101 and branch
Shock between support part 102, and then improve the thrust abnormal sound of compressor 100, improve the performance of compressor 100.And in the present invention
Other specific examples in, thrust coating 103 includes multilayer rubber layer, can equally reach the effect above, no longer superfluous here
State.
Wherein, according to one embodiment of present invention, the thickness of thrust coating 103 is L, 0.1mm≤L≤5mm.For example,
The thickness of thrust coating 103 could be arranged to 0.1mm, 2mm or 5mm.And the modulus of elasticity of the material of thrust coating 103 is G,
G≤100GPa.Because the elastic modulus G of thrust coating 103 is smaller, compressor 100 in the course of the work, supporting part 102 and only
Pushed section 101 is mutually hit, and the elastic deformation that now thrust coating 103 occurs is larger, thus can be to push stopping part 101 and support
Buffering is played a part of in the shock in portion 102, and then improves the thrust abnormal sound of compressor 100, improves the performance of compressor 100.
Below with reference to the accompanying drawings 1 to Fig. 4 multiple specific embodiments are described, in order to which the compression of the embodiment of the present invention is understood in detail
The concrete structure of machine 100.Wherein, in different embodiments, identical label shows identical part or has identical function
Part.
Embodiment one
In the present embodiment, rotor 30 is spaced apart setting in the vertical direction with bearing assembly 20, and rotor 30 is located at bearing
The top of component 20, bent axle 40 include main shaft 41, countershaft 42 and eccentric shaft 43, the both ends of eccentric shaft 43 respectively with main shaft 41 and countershaft
42 are connected, and bearing assembly 20 includes base bearing 21, cylinder 22 and supplementary bearing 23 successively in the vertical direction, and base bearing 21 is set in
On main shaft 41 and between rotor 30 and eccentric shaft 43, eccentric shaft 43 is located in cylinder 22, and supplementary bearing 23 is set in countershaft 42
On.The lower surface of eccentric shaft 43 is provided with push stopping part 101, and the upper surface of supplementary bearing 23 is provided with supporting part 102, and thrust coating 103 is set
In push stopping part 101 and/or supporting part 102.
Specifically, as shown in figure 1, compressor 100a bent axle 40 is mainly made up of main shaft 41, countershaft 42 and eccentric shaft 43,
Bearing assembly 20 is mainly made up of base bearing 21, cylinder 22 and supplementary bearing 23, wherein, bent axle 40 is vertically (as shown in Figure 1
Above-below direction) arrangement, the both ends of the eccentric shaft 43 of bent axle 40 are connected with the lower end of main shaft 41 and the upper end of countershaft 42 respectively, main
Bearing 21, cylinder 22 and supplementary bearing 23 arrange that wherein eccentric shaft 43 is located in cylinder 22, and base bearing 21 is arranged along the vertical direction
It is set on the countershaft 42 of bent axle 40 on the main shaft 41 of bent axle 40 and positioned at the top of cylinder 22, supplementary bearing 23 and is located at cylinder
22 lower section, rotor 30 are set on the free end of main shaft 41 and arranged spaced apart along the vertical direction with base bearing 21.
Further, after the completion of compressor 100a assemblings, the upper end for being against supplementary bearing 23 is stopped in the lower surface of eccentric shaft 43
Face, that is to say, that the end face of the neighbouring supplementary bearing 23 of eccentric shaft 43 is formed as push stopping part 101, and supplementary bearing 23 is adjacent to eccentric shaft
43 end face is formed as supporting part 102, wherein, the lower surface of eccentric shaft 43 is equipped with thrust coating with the upper surface of supplementary bearing 23
103.Alternatively, the lower surface of eccentric shaft 43 and the upper surface of supplementary bearing 23 are equipped with rubber layer, thus, it is possible to greatly absorb
The vibration waves of compressor 100a in the course of the work, alleviate the shock between push stopping part 101 and supporting part 102, and then improve pressure
Contracting machine 100a thrust abnormal sound, improve compressor 100a performance.
Embodiment two
In the present embodiment, rotor 30 is spaced apart setting in the vertical direction with bearing assembly 20, and rotor 30 is located at bearing
The top of component 20, bent axle 40 include main shaft 41, countershaft 42 and eccentric shaft 43, the both ends of eccentric shaft 43 respectively with main shaft 41 and countershaft
42 are connected, and bearing assembly 20 includes base bearing 21, cylinder 22 and supplementary bearing 23 successively in the vertical direction, and base bearing 21 is set in
On main shaft 41 and between rotor 30 and eccentric shaft 43, eccentric shaft 43 is located in cylinder 22, and supplementary bearing 23 is set in countershaft 42
On.The lower surface of rotor 30 is provided with push stopping part 101, and the upper surface of base bearing 21 is provided with supporting part 102, and thrust coating 103 is located at
In push stopping part 101 and/or supporting part 102.
Specifically, as shown in Fig. 2 compressor 100b bent axle 40 is mainly made up of main shaft 41, countershaft 42 and eccentric shaft 43,
Bearing assembly 20 is mainly made up of base bearing 21, cylinder 22 and supplementary bearing 23, wherein, bent axle 40 is vertically (as shown in Figure 2
Above-below direction) arrangement, the both ends of the eccentric shaft 43 of bent axle 40 are connected with the lower end of main shaft 41 and the upper end of countershaft 42 respectively, main
Bearing 21, cylinder 22 and supplementary bearing 23 arrange that wherein eccentric shaft 43 is located in cylinder 22, and supplementary bearing 23 is arranged along the vertical direction
On the countershaft 42 of bent axle 40 and it is located at the lower section of cylinder 22, base bearing 21 and rotor 30 are respectively sleeved at the main shaft 41 of bent axle 40
On, and base bearing 21 is between cylinder 22 and rotor 30.
Further, the lower surface of rotor 30 is provided with push stopping part 101, and the upper surface of base bearing 21 is provided with supporting part 102,
Alternatively, the lower surface of rotor 30 can be formed directly as push stopping part 101, independently can also be set in the lower surface of rotor 30
Push stopping part 101, for example, in the present embodiment, the lower end of rotor 30 is provided with balance weight 31, and push stopping part 101 is located on balance weight 31,
And the upper surface of base bearing 21 can be formed as supporting part 102, thrust coating 103 is located on the upper surface of base bearing 21.
In the process of running, bent axle 40 and rotor 30 can be by gravity, downward electromagnet pulls etc. by compressor 100b
Effect, and rotor 30 rotates relative to compressor 100b housing 10, base bearing 21 is fixed and is located in housing 10, therefore, works as branch
When support part 102 contacts with push stopping part 101, with supporting part 102 relative motion can occur for push stopping part 101, by push stopping part 101
And/or thrust coating 103 is set on supporting part 102, the shock between push stopping part 101 and supporting part 102, Jin Ergai can be alleviated
Kind compressor 100b thrust abnormal sound, improve compressor 100b performance.Alternatively, in the present embodiment, thrust coating 103 wraps
Graphite linings and rubber layer are included, so can greatly absorb compressor 100b vibration wave, ensure push stopping part 101 and supporting part
Relative sliding effect between 101, compressor 100b noise is reduced, and then improve compressor 100b combination property.
Embodiment three
In the present embodiment, rotor 30 is spaced apart setting in the vertical direction with bearing assembly 20, and rotor 30 is located at bearing
The top of component 20, bent axle 40 include main shaft 41, countershaft 42 and eccentric shaft 43, the both ends of eccentric shaft 43 respectively with main shaft 41 and countershaft
42 are connected, and bearing assembly 20 includes base bearing 21, cylinder 22 and supplementary bearing 23 successively in the vertical direction, and base bearing 21 is set in
On main shaft 41 and between rotor 30 and eccentric shaft 43, eccentric shaft 43 is located in cylinder 22, and supplementary bearing 23 is set in countershaft 42
On.
Specifically, as shown in figure 3, compressor 100c bent axle 40 is mainly made up of main shaft 41, countershaft 42 and eccentric shaft 43,
Bearing assembly 20 is mainly made up of base bearing 21, cylinder 22 and supplementary bearing 23, wherein, bent axle 40 is vertically (as shown in Figure 3
Above-below direction) arrangement, the both ends of the eccentric shaft 43 of bent axle 40 are connected with the lower end of main shaft 41 and the upper end of countershaft 42 respectively, main
Bearing 21, cylinder 22 and supplementary bearing 23 arrange that wherein eccentric shaft 43 is located in cylinder 22, and base bearing 21 is arranged along the vertical direction
It is set on the countershaft 42 of bent axle 40 on the main shaft 41 of bent axle 40 and positioned at the top of cylinder 22, supplementary bearing 23 and is located at cylinder
22 lower section, rotor 30 are set on the free end of main shaft 41 and arranged spaced apart along the vertical direction with base bearing 21.
Further, the lower end of supplementary bearing 23 is provided with the cutting ferrule 231 of the lower ending opening of closing supplementary bearing 23, under countershaft 42
End face is formed as push stopping part 101, and the upper surface of cutting ferrule 231 is formed as supporting part 102, and thrust coating 103 is located at push stopping part 101
And/or on supporting part 102.Specifically, supplementary bearing 23 is provided with annular slot (not shown), and cutting ferrule 231 is fastened on supplementary bearing 23
Neck in close the lower ending opening of supplementary bearing 23, so as to play a part of the upper surface shape of axial limiting, wherein cutting ferrule 231
As supporting part 102, and the lower surface of countershaft 42 is formed as push stopping part 101, when compressor 100c is in operation process, countershaft 42
Lower surface stop to cutting ferrule 231 upper surface so that cutting ferrule 231 bear bent axle 40, rotor 30 and miscellaneous part gravity and to
Under magnetic pull etc..Wherein, the upper surface of cutting ferrule 231 is provided with thrust coating 103 to alleviate hitting between countershaft 42 and cutting ferrule 231
Hit, so as to reduce compressor 100c thrust noise.
Alternatively, according to one embodiment of present invention, cutting ferrule 231 is formed as horizontally extending lamellar body, cutting ferrule
Thrust pad 232 is provided between 231 and the lower surface of supplementary bearing 23.That is, thrust pad 232 is located at the upper surface of cutting ferrule 231
Between the lower surface of supplementary bearing 23, and thrust coating 103 is located at the upper surface of thrust pad 232, when compressor 100c is being operated
During, the upper surface to thrust pad 232 is stopped in the lower surface of countershaft 42, so as to alleviate between push stopping part 101 and supporting part 102
Hit, and then improve compressor 100c thrust abnormal sound, improve compressor 100c performance, specifically, the manufacture of thrust pad 232
Material is nonmetallic, and the modulus of elasticity in comperssion of the material of thrust pad 232 can be controlled within 100GPa, so as to ensure to press
Contracting machine 100c in the course of the work, thrust pad 232 and thrust coating 103 thereon can be to push stopping part 101 and supporting part 102
Shock play a part of buffering, and then improve compressor 100c thrust abnormal sound.
Example IV
In the present embodiment, rotor 30 is spaced apart setting in the vertical direction with bearing assembly 20, and rotor 30 is located at bearing
The top of component 20, bent axle 40 include main shaft 41, countershaft 42 and eccentric shaft 43, the both ends of eccentric shaft 43 respectively with main shaft 41 and countershaft
42 are connected, and bearing assembly 20 includes base bearing 21, cylinder 22 and supplementary bearing 23 successively in the vertical direction, and base bearing 21 is set in
On main shaft 41 and between rotor 30 and eccentric shaft 43, eccentric shaft 43 is located in cylinder 22, and supplementary bearing 23 is set in countershaft 42
On.
Wherein, the lower end of supplementary bearing 23 is provided with support base 233, and support base 233 has the cavity 2331 of open upper end, countershaft
42 lower end is provided with support bar 234, and the lower surface of support bar 234 is formed as push stopping part 101, thrust plate is provided with cavity 2331
2332, the upper surface of thrust plate 2332 is formed as supporting part 102, and thrust coating 103 is located at push stopping part 101 and/or supporting part 102
On.
Specifically, as shown in figure 4, compressor 100d bent axle 40 is mainly made up of main shaft 41, countershaft 42 and eccentric shaft 43,
Bearing assembly 20 is mainly made up of base bearing 21, cylinder 22 and supplementary bearing 23, wherein, bent axle 40 is vertically (as shown in Figure 4
Above-below direction) arrangement, the both ends of the eccentric shaft 43 of bent axle 40 are connected with the lower end of main shaft 41 and the upper end of countershaft 42 respectively, main
Bearing 21, cylinder 22 and supplementary bearing 23 arrange that wherein eccentric shaft 43 is located in cylinder 22, and base bearing 21 is arranged along the vertical direction
It is set on the countershaft 42 of bent axle 40 on the main shaft 41 of bent axle 40 and positioned at the top of cylinder 22, supplementary bearing 23 and is located at cylinder
22 lower section, rotor 30 are set on the free end of main shaft 41 and arranged spaced apart along the vertical direction with base bearing 21.
Wherein, the lower end of supplementary bearing 23 is provided with support base 233, and the lower surface of support base 233 and supplementary bearing 23 limits chamber
Body 2331, and the free end of countershaft 42 is provided with the support bar 234 extended axially downward along countershaft 42, the support bar 234 stretches into
In cavity 2331, further, thrust plate 2332, the thrust plate 2332 and support base are provided with the cavity 2331 of support base 233
233 bottom wall is connected, and the upper surface of thrust plate 2332 is provided with thrust coating 103, and support bar 234 stretches into one end of cavity 2331
Thrust plate 2332 is only supported so that support base 233 bears bent axle 40, the gravity of rotor 30 and miscellaneous part and downward magnetic pull
Deng.
Alternatively, according to one embodiment of present invention, support bar 234 is set on countershaft 42, the lower end of support bar 234
Face is formed as spherical.Specifically, the shaft end of the countershaft 42 of bent axle 40 has centre bore, and support bar 234 is plugged on countershaft 42
In centre bore, and by welding, bond or the mode such as threaded connection realizes being fixedly connected for support bar 234 and bent axle 40, and
One end that support bar 234 stretches into cavity 2331 can be provided with thrust ball, wherein thrust ball can welding, bond by way of with
Support bar 234 is realized and is fastenedly connected.Thus, the thrust painting for the upper surface for being against thrust plate 2332 is stopped in the lower surface of support bar 234
Layer 103, the shock between support bar 234 and thrust plate 2332 can be alleviated, and then improve compressor 100d thrust abnormal sound, carried
High compressor 100d performance.
Further, thrust pad 232 is provided between the lower surface of supplementary bearing 23 and support base 233.That is, in this reality
Apply in example, be provided with thrust plate 2332 between the lower end of support bar 234 and the bottom wall of support base 233, and support base 233 and supplementary bearing
Thrust pad 232 is provided between 23 lower surface, when compressor in the course of the work, bent axle 40 is due to by gravity, downward magnetic
The effect of pulling force etc., in the axial direction of housing 10, play, in the process, support bar can occur for (above-below direction as shown in Figure 4)
The thrust plate 2332 or the lower surface of supplementary bearing 23 that 234 lower end only can be supported on support base 233 only can support support base
Thrust pad 232 on 233, support base 233 is played a part of support to bent axle 40, bearing assembly 20, thrust can be made again
Thrust coating 103 and thrust pad 232 on piece 2332 alleviate support bar 234 and support base 233 and supplementary bearing 23 and support base 233
Between shock, so as to further improve compressor 100d thrust abnormal sound, improve the performance of compressor.
Compressor 100 according to embodiments of the present invention other form and operate for those of ordinary skill in the art and
Speech is all known, is not detailed herein.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " be based on orientation shown in the drawings or
Position relationship, it is for only for ease of and describes the present invention and simplify description, rather than indicates or imply that signified device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the invention, " multiple " are meant that at least two, such as two, three
It is individual etc., unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be that machinery connects
Connect or electrically connect or can communicate each other；Can be joined directly together, can also be indirectly connected by intermediary, can be with
It is connection or the interaction relationship of two elements of two element internals, is limited unless otherwise clear and definite.For this area
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature can be with "above" or "below" second feature
It is that the first and second features directly contact, or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height and is less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.Moreover, specific features, structure, material or the feature of description can be with office
Combined in an appropriate manner in one or more embodiments or example.In addition, in the case of not conflicting, the skill of this area
Art personnel can be tied the different embodiments or example and the feature of different embodiments or example described in this specification
Close and combine.
Although embodiments of the invention have 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, one of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changed, replacing and modification.
Claims (11)
- A kind of 1. compressor, it is characterised in that including：Housing；Bearing assembly, the bearing assembly are located in the housing；Rotor, axial direction of the rotor along the housing are rotatably arranged in the housing, the rotor and the bearing group Part is spaced apart in the axial direction of the housing；Bent axle, one end of the bent axle are connected with the rotor and along the axially rotatable of the housing, the bent axle it is another The bearing assembly is stretched at end, and the bent axle or the rotor are provided with the only push stopping part to the bearing assembly, the bearing Component is provided with the supporting part with the push stopping part position correspondence, and the push stopping part only supports the supporting part, the push stopping part and institute State and thrust coating is provided between supporting part, the thickness of the thrust coating is L, 0.1mm≤L≤5mm, the material of the thrust coating The modulus of elasticity of material is G, G≤100GPa.
- 2. compressor according to claim 1, it is characterised in that the rotor and the bearing assembly are in the vertical direction It is spaced apart and sets, the rotor is located above the bearing assembly,The bent axle includes main shaft, countershaft and eccentric shaft, the both ends of the eccentric shaft respectively with the main shaft and the countershaft phase Even,The bearing assembly includes base bearing, cylinder and supplementary bearing successively in the vertical direction, and the base bearing is set in described On main shaft and between the rotor and the eccentric shaft, the eccentric shaft is located in the cylinder, and the supplementary bearing is arranged On the countershaft.
- 3. compressor according to claim 2, it is characterised in that the lower surface of the eccentric shaft is provided with the push stopping part, The upper surface of the supplementary bearing is provided with the supporting part, and the thrust coating is located on the push stopping part and/or the supporting part.
- 4. compressor according to claim 2, it is characterised in that the lower surface of the rotor is provided with the push stopping part, institute The upper surface for stating base bearing is provided with the supporting part, and the thrust coating is located on the push stopping part and/or the supporting part.
- 5. compressor according to claim 2, it is characterised in that the lower end of the supplementary bearing, which is provided with, closes the supplementary bearing Lower ending opening cutting ferrule, the lower surface of the countershaft is formed as the push stopping part, and the upper surface of the cutting ferrule is formed as described Supporting part, the thrust coating are located on the push stopping part and/or the supporting part.
- 6. compressor according to claim 5, it is characterised in that the cutting ferrule is formed as horizontally extending piece Thrust pad is provided between the lower surface of body, the cutting ferrule and the supplementary bearing.
- 7. compressor according to claim 2, it is characterised in that the lower end of the supplementary bearing is provided with support base, the branch Support seat tool has the cavity of open upper end, and the lower end of the countershaft is provided with support bar, and the lower surface of the support bar is formed as described Push stopping part, the cavity is interior to be provided with thrust plate, and the upper surface of the thrust plate is formed as the supporting part, and the thrust coating is set In the push stopping part and/or the supporting part.
- 8. compressor according to claim 7, it is characterised in that between the lower surface of the supplementary bearing and the support base Provided with thrust pad.
- 9. the compressor according to claim 7 or 8, it is characterised in that the support bar is set on the countershaft, described The lower surface of support bar is formed as spherical.
- 10. according to the compressor any one of claim 1-8, it is characterised in that the thrust coating includes at least one Layer, the thrust coating are at least one of rubber layer, plastic layer, asbestos layer, graphite linings or fibrous layer.
- 11. compressor according to claim 10, it is characterised in that the thrust coating is multilayer, multilayer thrust coating Material it is identical or different.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510422493.2A CN104989639B (en) | 2015-07-17 | 2015-07-17 | Compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510422493.2A CN104989639B (en) | 2015-07-17 | 2015-07-17 | Compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104989639A CN104989639A (en) | 2015-10-21 |
| CN104989639B true CN104989639B (en) | 2018-02-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510422493.2A Active CN104989639B (en) | 2015-07-17 | 2015-07-17 | Compressor |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106089718A (en) * | 2016-07-28 | 2016-11-09 | 珠海格力节能环保制冷技术研究中心有限公司 | A kind of compressor pump and compressor |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4737141B2 (en) * | 2007-05-21 | 2011-07-27 | 株式会社デンソー | Compressor |
| CN202187919U (en) * | 2011-07-25 | 2012-04-11 | 安徽美芝精密制造有限公司 | Rotary type compressor |
| KR101282227B1 (en) * | 2011-09-21 | 2013-07-09 | 엘지전자 주식회사 | Scroll compressor |
| CN202579196U (en) * | 2012-03-14 | 2012-12-05 | 珠海格力电器股份有限公司 | Compressor for reducing friction loss |
| CN202991392U (en) * | 2012-10-31 | 2013-06-12 | 安徽美芝精密制造有限公司 | Compressor |
| CN204436740U (en) * | 2015-02-04 | 2015-07-01 | 广东美芝制冷设备有限公司 | Compressor |
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| CN104989639A (en) | 2015-10-21 |
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