CN104421155A - Compression component of compressor, scroll compressor and air conditioner - Google Patents
Compression component of compressor, scroll compressor and air conditioner Download PDFInfo
- Publication number
- CN104421155A CN104421155A CN201310377301.1A CN201310377301A CN104421155A CN 104421155 A CN104421155 A CN 104421155A CN 201310377301 A CN201310377301 A CN 201310377301A CN 104421155 A CN104421155 A CN 104421155A
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- China
- Prior art keywords
- compression assembly
- thrust
- cover
- scroll compressor
- thrust plate
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- 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.)
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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
- 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
- F04C29/0021—Systems for the equilibration of forces acting on the pump
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Rotary Pumps (AREA)
Abstract
The invention discloses a compression component of a compressor. The compression component comprises a crankshaft (23), at least one balance cover connected with the crankshaft (23), and at least one thrust balance cover used for enabling the balance cover to apply support force to the crankshaft (23), wherein the thrust balance cover comprises a thrust plate (261) connected with the crankshaft (23), and a cover body (262) located with the thrust plate (261) along the axial direction of the crankshaft (23). According to the compression component, a plate part in an original balance cover is replaced by the thrust plate, so that an original thrust structure is omitted, the number of compression component parts can be reduced, the structure of the compression component is further simplified, and the assembly complexity of the compression component can be reduced. The invention also discloses a scroll compressor provided with the compression component, and an air conditioner provided with the scroll compressor.
Description
Technical field
The present invention relates to compression device technical field, particularly relate to a kind of compression assembly of compressor.The invention still further relates to and a kind ofly there is the scroll compressor of above-mentioned compression assembly and there is the air conditioner of this scroll compressor.
Background technique
Compressor passes through its compression assembly by the pressure increase of heat transferring medium, thus reaches the job requirement of heat-exchange system.Above-mentioned compression assembly mainly comprises motor, by motor-driven bent axle, the revolving part driven by bent axle and coordinate with this revolving part the compression piece realizing gas compression, in the compressor of different structure, revolving part and compression piece different.For scroll compressor, above-mentioned revolving part and compression piece are respectively orbiter and fixed scroll.
Because the bent axle of compressor is generally eccentric shaft, in order to ensure the dynamical balance feature of bent axle in operation process, equilibrium block need be adopted to carry out shafting balancing.As shown in Figure 1, for scroll compressor, equilibrium block mainly comprises main equilibrium block 11 and secondary equilibrium block 15, and main equilibrium block 11 and secondary equilibrium block 15 are arranged at the both sides of motor 14 respectively, to reach good counterbalance effect.In view of main equilibrium block 11 and secondary equilibrium block 15 are sector structure, when bent axle 13 rotates, both inevitably produce turbulence loss to ambient gas, and occur the frictional loss with ambient gas.For this reason, usual needs are at main equilibrium block 11 and secondary equilibrium block 15 outer installment balance cover 12, this balance cover 12 comprises the plate be connected with bent axle 13 and the cover body be connected with this plate, when bent axle 13 rotates, the turbulence loss that main equilibrium block 11 and secondary equilibrium block 15 produce and frictional loss will be alleviated to some extent.In addition, the working state of compressor is generally vertical, in order to prevent bent axle 13 from falling, need arrange thrust structure 16, and this thrust structure 16 is generally a thrust plate, in its support that can be fixed on compressor or other structures.
Due to the existence of above-mentioned balance cover 12 and thrust structure 16, the amount of parts of the compression assembly of compressor is more, and its structure is comparatively complicated, causes its assembling to have higher complexity.
In sum, how to reduce the assembling complexity of compression assembly, become the technical barrier that those skilled in the art are urgently to be resolved hurrily.
Summary of the invention
The object of this invention is to provide a kind of compression assembly of compressor, the assembling complexity of this compression assembly is lower.Another object of the present invention is to provide a kind ofly to be had the scroll compressor of above-mentioned compression assembly and has the air conditioner of this scroll compressor.
To achieve these goals, the invention provides following technological scheme:
A kind of compression assembly of compressor, comprise bent axle and balance cover that at least one is connected with described bent axle, balance cover described at least one for can apply the thrust balance cover of support force to described bent axle, described thrust balance cover comprise the thrust plate that is connected with described bent axle and with the cover body of described thrust plate along the axially locating of described bent axle.
Preferably, in above-mentioned compression assembly, the end of described cover body is connected to the outer rim place of described thrust plate.
Preferably, in above-mentioned compression assembly, described thrust plate and described cover body one-body molded.
Preferably, in above-mentioned compression assembly, described thrust plate welds with described cover body.
Preferably, in above-mentioned compression assembly, described thrust plate is made up of high-abrasive material, and described cover body is made up of lightweight material.
A kind of scroll compressor, the compression assembly comprising upper bracket, lower support frame and be connected with described lower support frame with described upper bracket, described compression assembly is the compression assembly described in above-mentioned any one.
Preferably, in above-mentioned scroll compressor, the thrust balance cover of described compression assembly is installed on the below of described upper bracket, and the cover body of described thrust balance cover is connected with described upper bracket.
Preferably, in above-mentioned scroll compressor, the thrust balance cover in described compression assembly is installed on the top of described lower support frame, and the thrust plate of described thrust balance cover is positioned on described lower support frame.
Preferably, in above-mentioned scroll compressor, between the upper end of described cover body and the rotor of described compression assembly, there is prepsetting gap.
A kind of air conditioner, the scroll compressor comprising heat exchanger and be connected with described heat exchanger, described scroll compressor is the scroll compressor described in above-mentioned any one.
In technique scheme, compression assembly provided by the invention comprises bent axle and balance cover, at least one balance cover for can apply the thrust balance cover of support force to bent axle, this thrust balance cover comprise the thrust plate that is connected with bent axle and with the cover body of this thrust plate along the axially locating of bent axle.During the work of this compression assembly, after crank rotation, cover body can reduce turbulence loss and the frictional loss of the equilibrium block generation in cover body, and thrust plate then can apply support force to bent axle, to realize the object preventing bent axle from falling.
Known by foregoing description, compared to the content introduced in background technique, plate in original balance cover is replaced with thrust plate by above-mentioned compression assembly, original thrust structure can be saved thus, decrease the amount of parts of compression assembly, and then simplify the structure of compression assembly, the assembling complexity of compression assembly is decreased.
Because above-mentioned compression assembly has above-mentioned technique effect, there is the scroll compressor of this compression assembly, and the air conditioner with this scroll compressor also should have corresponding technique effect.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technological scheme of the prior art, be briefly described to the accompanying drawing used required in the embodiment of the present invention or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of traditional compressor;
The structural representation of the compression assembly that Fig. 2 provides for the embodiment of the present invention;
The axonometric drawing of the thrust balance cover that Fig. 3 provides for the embodiment of the present invention;
The sectional view of a kind of thrust balance cover that Fig. 4 provides for the embodiment of the present invention;
The sectional view of the another kind of thrust balance cover that Fig. 5 provides for the embodiment of the present invention.
In upper Fig. 1-5:
Main equilibrium block 11, balance cover 12, bent axle 13, motor 14, secondary equilibrium block 15, thrust structure 16;
Main equilibrium block 21, main balance cover 22, bent axle 23, motor 24, secondary equilibrium block 25, secondary balance cover 26, thrust plate 261, cover body 262, upper bracket 31, lower support frame 32.
Embodiment
Core of the present invention is to provide a kind of compression assembly of compressor, and the assembling complexity of this compression assembly is lower.Another core of the present invention is to provide a kind ofly to be had the scroll compressor of above-mentioned compression assembly and has the air conditioner of this scroll compressor.
In order to make those skilled in the art understand technological scheme provided by the invention better, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
As shown in Figure 2-5, the compression assembly of the compressor that the embodiment of the present invention provides comprises bent axle 23, motor 24, revolving part, compression piece, equilibrium block and balance cover, and revolving part and bent axle 23 are fixed.Motor 24 rotates for being with dynamic crankshaft 23, can rotate by driven rotary part, form gas compression chamber, and then realize the compression of gas between revolving part and compression piece after bent axle 23 rotates.Equilibrium block is arranged on bent axle 23, and for realizing the shafting balancing of compression assembly, it is generally sector structure, and this equilibrium block specifically can be one, also can be two even more.Balance cover covers at equilibrium block outside, and it is generally cylinder barrier part, and when equilibrium block is two or more, balance cover is also two or more accordingly.
Key improvements part of the present invention is, is bulldozed weighing apparatus cover till at least one balance cover, and this thrust balance cover can apply support force to bent axle 23, and to prevent bent axle 23 from falling, it comprises thrust plate 261 and cover body 262.Thrust plate 261 is connected with bent axle 23, it applies support force directly to bent axle 23, cover body 262 and the axially locating of thrust plate 261 along bent axle 23, namely cover body 262 provides support power to thrust plate 261, cover body 262 can fix with the rotor of motor 14, support thrust plate 261 with this, and then offset the gravity of bent axle 23.Thus, during above-mentioned compression assembly work, after motor 24 is with dynamic crankshaft 23 to rotate, cover body 262 can reduce turbulence loss and the frictional loss of the equilibrium block generation in it, and thrust plate 261 can apply support force to bent axle 23, falls to prevent bent axle 23.
Known by foregoing description, compared to the content introduced in background technique, plate in original balance cover is replaced with thrust plate 261 by above-mentioned compression assembly, original thrust structure can be saved thus, considerably reduce the amount of parts of compression assembly, and then simplify the structure of compression assembly, the assembling complexity of compression assembly is decreased.
In addition, in the compression assembly that the embodiment of the present invention provides, the length of bent axle 23 can suitably shorten, thus reduces the axial height of compression assembly and the space shared by it.
In view of the equilibrium block in compression assembly generally includes main equilibrium block 21 and secondary equilibrium block 25, balance cover then comprises main balance cover 22 and secondary balance cover 26, therefore particularly, main balance cover 22 can be set to thrust balance cover, also pair can be balanced cover 26 and be set to thrust balance cover.According to the position of main equilibrium block 21 and secondary equilibrium block 25, the cover body 262 in flexible positioning thrust balance cover.
The relative position relation of above-mentioned thrust plate 261 and cover body 262 can be arranged arbitrarily, but in order to make the structure of compression assembly compacter, the end of cover body 262 is connected to the outer rim place of thrust plate 261 by the embodiment of the present invention, and namely the end of cover body 262 aligns with the outer rim of thrust plate 261.After so arranging, all there is not too much redundance in thrust plate 261 and cover body 262, and then realize above-mentioned purpose, reduce the processing cost of compression assembly simultaneously.Further, thrust plate 261 is positioned at horizontal plane, and cover body 262 distributes along vertical plane.
In specific embodiment, thrust plate 261 is comparatively various with the annexation of cover body 262, particularly, can be with under type: thrust plate 261 is one-body molded with cover body 262, this mode is conducive to producing thrust balance cover in enormous quantities, reduce the processing cost of thrust balance cover simultaneously, specifically add the material that can use the steel plate of wear-resisting class man-hour or the there is similar effect rapidoprint as thrust plate 261 and cover body 262; Thrust plate 261 also can be fixedly connected with cover body 262, and as welding, this kind of thrust balance cover is split-type structural, and this structure is conducive to the design of mould and shapes.
In above-mentioned two kinds of modes, no matter thrust plate 261 is one-body molded with cover body 262, or adopts split-type structural, all needs to provide special lubrication channel, to reduce the friction and wear of thrust plate 261.In addition, when thrust balance cover is for split-type structural, thrust plate 261 and cover body 262 can adopt unlike material to process, particularly, thrust plate 261 adopts high-abrasive material, as 45# steel, and cover body 262 can adopt lightweight material, as plastics, polymer, thus strengthen respective performance.
The compression assembly that the scroll compressor that the embodiment of the present invention provides comprises upper bracket 31, lower support frame 32 and is connected with lower support frame 32 with upper bracket 31, the compression assembly of this compression assembly described by above-mentioned either a program.Because above-mentioned compression assembly has above-mentioned technique effect, the scroll compressor with this compression assembly also should have corresponding technique effect, repeats no more herein.
In further technological scheme, the thrust of compression assembly balance cover can be installed on the below of upper bracket 31, the cover body 262 of thrust balance cover is connected with upper bracket 31, and the mode specifically by notch or riveted joint realizes.Now, thrust plate 261 can relative to the rotation with in surface of cover body 262 residing for it.In this scheme, only need overcome the gravity of thrust plate 261 when bent axle 23 rotates, cover body 262 then can not have an impact to the rotation of bent axle 23, and the driving torque therefore needed for bent axle 23 is less, and its operating life can be ensured preferably.
In another embodiment, thrust balance cover also can be installed on the top of lower support frame 32, and the thrust plate 261 of thrust balance cover is positioned on lower support frame 32.In this scheme, without the need to additional structure with fixing thrust balance cover, and then save the fastening component of part in conventional compression assembly, make the structure of compression assembly simpler.In addition, above-mentioned thrust balance cover rotates with bent axle 23, then produces rotation, under the lubrication of lubricant oil, compared with the friction and wear of the minimizing thrust plate 261 of limits, can extend the working life of thrust plate 261.
In preferred technological scheme, on the basis of a upper scheme, have prepsetting gap between the upper end of cover body 262 and the rotor of compression assembly, namely cover body 262 does not contact with rotor.The wearing and tearing that this scheme causes cover body 262 when cover body 262 can be avoided to contact with rotor, thus the operating life extending cover body 262.
The scroll compressor that the air conditioner that the embodiment of the present invention provides comprises heat exchanger and is connected with this heat exchanger, the scroll compressor of this scroll compressor described by above-mentioned either a program.Because above-mentioned scroll compressor has above-mentioned technique effect, the air conditioner with this scroll compressor also should have corresponding technique effect, repeats no more herein.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. the compression assembly of a compressor, comprise bent axle (23) and balance cover that at least one is connected with described bent axle (23), it is characterized in that, balance cover described at least one for can apply the thrust balance cover of support force to described bent axle (23), described thrust balance cover comprise the thrust plate (261) that is connected with described bent axle (23) and with the cover body (262) of described thrust plate (261) along the axially locating of described bent axle (23).
2. compression assembly according to claim 1, is characterized in that, the end of described cover body (262) is connected to the outer rim place of described thrust plate (261).
3. compression assembly according to claim 1 and 2, is characterized in that, described thrust plate (261) is one-body molded with described cover body (262).
4. compression assembly according to claim 1 and 2, is characterized in that, described thrust plate (261) welds with described cover body (262).
5. compression assembly according to claim 4, is characterized in that, described thrust plate (261) is made up of high-abrasive material, and described cover body (262) is made up of lightweight material.
6. a scroll compressor, the compression assembly comprising upper bracket (31), lower support frame (32) and be connected with described lower support frame (32) with described upper bracket (31), it is characterized in that, described compression assembly is the compression assembly such as according to any one of claim 1-5.
7. scroll compressor according to claim 6, is characterized in that, the thrust balance cover of described compression assembly is installed on the below of described upper bracket (31), and the cover body (262) of described thrust balance cover is connected with described upper bracket (31).
8. scroll compressor according to claim 6, is characterized in that, the thrust balance cover in described compression assembly is installed on the top of described lower support frame (32), and the thrust plate (261) of described thrust balance cover is positioned on described lower support frame (32).
9. scroll compressor according to claim 8, is characterized in that, has prepsetting gap between the upper end of described cover body (262) and the rotor of described compression assembly.
10. an air conditioner, the scroll compressor comprising heat exchanger and be connected with described heat exchanger, is characterized in that, described scroll compressor is the scroll compressor such as according to any one of claim 6-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310377301.1A CN104421155A (en) | 2013-08-26 | 2013-08-26 | Compression component of compressor, scroll compressor and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310377301.1A CN104421155A (en) | 2013-08-26 | 2013-08-26 | Compression component of compressor, scroll compressor and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104421155A true CN104421155A (en) | 2015-03-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310377301.1A Pending CN104421155A (en) | 2013-08-26 | 2013-08-26 | Compression component of compressor, scroll compressor and air conditioner |
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| CN (1) | CN104421155A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4998864A (en) * | 1989-10-10 | 1991-03-12 | Copeland Corporation | Scroll machine with reverse rotation protection |
| JPH10220369A (en) * | 1997-02-05 | 1998-08-18 | Mitsubishi Electric Corp | Scroll compressor |
| EP1122437A2 (en) * | 2000-02-02 | 2001-08-08 | Copeland Corporation | Scroll compressor |
| CN1427173A (en) * | 2001-12-17 | 2003-07-02 | 乐金电子(天津)电器有限公司 | Vortex compressor |
| CN1896538A (en) * | 2005-07-14 | 2007-01-17 | 乐金电子(天津)电器有限公司 | Agitation-loss decreasing structure of vortex compressor |
| JP2008267707A (en) * | 2007-04-20 | 2008-11-06 | Scroll Technol | Refrigerant system having multi-speed scroll compressor and economizer circuit |
| CN101684795A (en) * | 2008-09-28 | 2010-03-31 | 乐金电子(天津)电器有限公司 | Enclosed type compressor |
| CN203430787U (en) * | 2013-08-26 | 2014-02-12 | 珠海格力节能环保制冷技术研究中心有限公司 | Compression component of compressor, vortex compressor and air conditioner |
-
2013
- 2013-08-26 CN CN201310377301.1A patent/CN104421155A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4998864A (en) * | 1989-10-10 | 1991-03-12 | Copeland Corporation | Scroll machine with reverse rotation protection |
| JPH10220369A (en) * | 1997-02-05 | 1998-08-18 | Mitsubishi Electric Corp | Scroll compressor |
| EP1122437A2 (en) * | 2000-02-02 | 2001-08-08 | Copeland Corporation | Scroll compressor |
| CN1427173A (en) * | 2001-12-17 | 2003-07-02 | 乐金电子(天津)电器有限公司 | Vortex compressor |
| CN1896538A (en) * | 2005-07-14 | 2007-01-17 | 乐金电子(天津)电器有限公司 | Agitation-loss decreasing structure of vortex compressor |
| JP2008267707A (en) * | 2007-04-20 | 2008-11-06 | Scroll Technol | Refrigerant system having multi-speed scroll compressor and economizer circuit |
| CN101684795A (en) * | 2008-09-28 | 2010-03-31 | 乐金电子(天津)电器有限公司 | Enclosed type compressor |
| CN203430787U (en) * | 2013-08-26 | 2014-02-12 | 珠海格力节能环保制冷技术研究中心有限公司 | Compression component of compressor, vortex compressor and air conditioner |
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| PB01 | Publication | ||
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Application publication date: 20150318 |