CN100412364C - Reciprocating compressor having supporting unit attenuating lateral dislacement thereof - Google Patents
Reciprocating compressor having supporting unit attenuating lateral dislacement thereof Download PDFInfo
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- CN100412364C CN100412364C CNB2004800273465A CN200480027346A CN100412364C CN 100412364 C CN100412364 C CN 100412364C CN B2004800273465 A CNB2004800273465 A CN B2004800273465A CN 200480027346 A CN200480027346 A CN 200480027346A CN 100412364 C CN100412364 C CN 100412364C
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- elastic part
- twines
- mass fraction
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- 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
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- 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
- F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
- F04B39/121—Casings
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- 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
- F04B39/0044—Pulsation and noise damping means with vibration damping supports
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressor (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
A reciprocating compressor comprises a casing including a suction pipe (SP) through which a fluid is introduced from the outside and a discharge pipe (DP) through which the fluid is discharged outside and forming a predetermined internal space; a compressor main body (700) positioned in the casing (100), compressing the fluid introduced through the suction pipe (SP) with a linear reciprocating motion of a piston (420) and discharging the compressed fluid through the discharge pipe (DP); and a supporting unit (600) including a plurality of coil springs connecting the compressor main body (700) to the casing (100), wherein the plurality of coil springs (610, 620) includes, respectively, end coils (590) tightly wound so as to be fixed to one surface of the compressor main body (700) and to one surface of the casing (100) and an inner coil (580) having at least one part which is tightly wound and positioned between the end coils (590), thereby minimizing the lateral vibration of the compressor, which is generated in a direction that a reciprocating motor is operated in operation of the reciprocating compressor.
Description
Technical field
The present invention relates to a kind of reciprocal compressor with support unit of its lateral displacement of decay, more particularly, the present invention relates to have a kind of like this reciprocal compressor of support unit of its lateral displacement of decaying, it can make the compressor transverse vibration minimize, and wherein transverse vibration is created in operation of reciprocating compressor on the direction of reciprocable machine operation.
Background technique
Usually, reciprocal compressor constitutes air-conditioning equipment, when piston in cylinder point-blank during to-and-fro motion toward wherein sucking refrigerant gas, and the refrigerant compressed gaseous emission outside compressor.
As shown in Figure 1, traditional reciprocal compressor comprises: housing 10, this housing is formed on the outside that wherein has certain space, and comprises suction pipe of introducing by its refrigerant gas (SP) and the discharge pipe (DP) that is discharged into the outside by its compressed refrigerant in this compressor; Be arranged on the refrigerant gas that is used in this housing 10 sucking and carry out compressor for compressing main body 70; And support unit 60, this support unit has compressor main body 70 flexibly is connected on 10 1 surfaces of housing so that main body 70 is fixed to a plurality of helical springs on the housing 10.
The main body 70 of this compressor comprises: flexibly be connected to support unit 60 and form the frame unit 20 of main body 70 whole frameworks; Be fixedly mounted on the frame unit 20 and produce the to-and-fro motion motor 30 of straight reciprocating motion driving force; And the compression unit 40 that is supported on this frame unit 20 and sucks refrigerant gas by the compression of reciprocable machine 30 driving forces.
This frame unit 20 comprises: have the front baffle 21 on a surface, this surface is supported by support unit 60 and a fixing surface of reciprocable machine 30; Be fixed on this reciprocable machine 30 another lip-deep central frames 22, wherein this reciprocable machine 30 is fixed on the front baffle 21; And the afterframe 23 with a surface, wherein should the surface by support unit 60 flexible fastenings and be connected on the central frame 22.
This reciprocable machine 30 comprises: be fixedly mounted between front baffle 21 and the central frame 22 and have the external stator 31 of winding coil 34 therein; At certain intervals towards external stator 31 and be fixedly mounted in the inner stator 32 of front baffle 21 1 sides; And the rotor 33 that between external stator 31 and inner stator 32, moves point-blank.
This compression unit 40 comprises: be inserted in the cylinder 41 that is fixed to the there in the front baffle 21; Piston 42, this piston have the path (F) that is used for refrigerant gas therein thereby and have an end to-and-fro motion in this cylinder 41 that is connected to rotor 33; The suction valve 43 that piston 42 front end surface are used to open and close refrigerant gas path (F) is installed; And bleed valve assembly 44, this bleed valve assembly is installed in 41 1 end faces of cylinder, is used to control the discharging of compression refrigerant gas.Compression volume (P) is formed between suction valve 43 and the bleed valve assembly 44.
Here, preceding resonant spring 51 and back resonant spring 52 make piston 42 produce resonance motion, and these two springs are installed in respectively between piston 42 1 ends and front baffle 21 1 ends that are connected to rotor 33, and between piston 42 1 ends and afterframe 23 1 ends.
The a plurality of helical springs that constitute support unit 60 comprise: front baffle 21 is connected to 10 1 lip-deep front coil springs 61 of housing; And afterframe 23 is connected on 10 1 surfaces of housing so as main body 70 flexible fastenings to the rear coil springs 62 of housing 10 inside.
Shown in Fig. 1 and 2 A, a plurality of helical springs 61 and 62 form by twining several times spirally with fixed intervals, have same diameter.That is to say, this helical spring 61,62 have winding repeatedly inner ring 58 and be formed on the end circle 59 at inner ring 58 two ends.
This inner ring 58 twines with regular spaces (t), and each end circle 59 twines tightly so that this helical spring 61,62 can be fixed on the surface of compressor main body 70 (front baffle 21 and afterframe 23) on the surface with housing 10.
The following operation of aforesaid conventional reciprocating formula compressor.
When electric current is applied on the winding coil 34 of reciprocable machine 30 external stators 31, according to current direction and the induction field of change direction is formed on the external stator 31, by the interaction between induction field and inner stator 32 magnetic fields, according to the induction field direction and the electromagnetic force of change direction is created between external stator 31 and the inner stator 32.Here, rotor 33 and piston 42 be motion together on the electromagnetic force direction, simultaneously, piston 42 produces pressure reduction in the compression volume (P) of cylinder 41, by front and back resonant spring 51 and 52 to-and-fro motion point-blank in cylinder, thereby repeatedly carry out a series of suction refrigerant gas and compression is inhaled into the process of refrigerant gas, acquire a certain degree and discharge this compression refrigerant gas up to pressure.
When passing through suction process by the reciprocable machine operate compressor and discharging refrigerant gas, produce vibration in main body.The vibration of this compressor main body reduces by comprising a plurality of helical spring support units with regular spaces, thereby the noise and the vibration that are delivered on the compressor housing also reduce.
Yet aforesaid conventional reciprocating formula compressor itself promptly vibrates on reciprocable machine piston motion direction mainly in transverse vibration.Even so, form with regular spaces owing to be used to support each helical spring inner ring of reciprocal compressor main body, thereby lateral stiffness dies down.For this reason, shown in Fig. 2 B, the lateral displacement of compressor (L) becomes bigger, and compressor main body exceedingly tilts like this, thereby makes the vibration of compressor violent.
Summary of the invention
Therefore, the purpose of this invention is to provide a kind of such reciprocal compressor, wherein this reciprocal compressor has the decay lateral displacement and can make the minimized support unit of compressor transverse vibration, and wherein transverse vibration is created in when operation of reciprocating compressor on the reciprocable machine direction of operating.
In order to realize above purpose, a kind of reciprocal compressor that provides comprises: housing, this housing comprise fluid by the suction pipe wherein introduced and fluid from the outside by wherein being discharged into the discharge pipe of outside, and form predetermined inner space; Be arranged on the compressor main body in this housing, this compressor main body utilizes the linear reciprocating motion of piston that the fluid of introducing by this suction pipe is compressed, and by this discharged compressed fluid; And support unit, this support unit comprises a plurality of helical springs that compressor main body are connected to housing, wherein a plurality of helical springs comprise that respectively winding tightly is so that be fixed on surface of compressor main body and lip-deep end circle of housing; And inner ring, it has at least a portion that is arranged between the described end circle, wherein this inner ring has at least one elastic part and at least one mass fraction, described elastic part is the twisting member that twines with predetermined spacing, and described mass fraction is this twisting member that tightly twines under the situation of predetermined spacing not having.
Description of drawings
Fig. 1 is the longitudinal sectional drawing of conventional reciprocating formula compressor;
Fig. 2 A is for illustrating the helical spring side view of conventional reciprocating formula compressor;
Fig. 3 A is the view that the helical spring lateral displacement of conventional reciprocating formula compressor is shown;
Fig. 3 is the longitudinal sectional drawing that illustrates according to an example of reciprocal compressor of the present invention;
Fig. 4 is for being used to illustrate according to the local longitudinal sectional drawing of the helical spring reciprocal compressor of first embodiment of the invention;
Fig. 5 A is for illustrating according to the helical spring side view of first embodiment of the invention;
Fig. 5 B is the view that illustrates according to the helical spring lateral displacement of first embodiment of the invention;
Fig. 6 is for being used to illustrate according to the local longitudinal sectional drawing of the helical spring reciprocal compressor of second embodiment of the invention;
Fig. 7 A is for illustrating according to the helical spring side view of second embodiment of the invention;
Fig. 7 B is the view that illustrates according to the helical spring lateral displacement of second embodiment of the invention;
Fig. 8 is for being used to illustrate according to the local longitudinal sectional drawing of the helical spring reciprocal compressor of third embodiment of the invention;
Fig. 9 A is for illustrating according to the helical spring side view of third embodiment of the invention; And
Fig. 9 B is the view that illustrates according to the helical spring lateral displacement of third embodiment of the invention.
Embodiment
Below will be in detail with reference to the preferred embodiments of the present invention, the example of these preferred embodiments shown in the drawings.
Fig. 3 is the longitudinal sectional drawing that illustrates according to reciprocal compressor of the present invention.
Shown in therein, this reciprocal compressor according to the present invention comprises: the housing 100 that forms the compressor outward appearance, this housing has certain space therein, and comprise that refrigerant gas passes through the suction pipe of its introducing (SP) and in this compressor compressed refrigerant be discharged into the discharge pipe of outside by it; Be arranged on and be used for compressor main body 700 that the refrigerant gas that sucks is compressed and discharges in this housing 100; And support unit 600, this support unit comprises compressor main body 700 flexibly is connected on 100 1 surfaces of housing so that main body 700 is fixed to a plurality of helical springs on the housing 100.
This compressor main body 700 comprises: flexibly be connected to support unit 600 and form the frame unit 200 of main body 700 whole frameworks; Be fixedly mounted on the frame unit 200 and produce the to-and-fro motion motor 300 of straight reciprocating motion driving force; And the compression unit 400 that supports, is used for being inhaled into refrigerant gas by this frame unit 200 by the driving force compression of reciprocable machine 300.
This frame unit 200 comprises: have the front baffle 210 on a surface, this surface is supported by support unit 600 and a fixing surface of reciprocable machine 300; Be fixed on this reciprocable machine 300 another lip-deep central frames 220, wherein this reciprocable machine 300 is fixed on the front baffle 210; And the afterframe 230 with a surface, wherein this surface elasticity is fixed to this support unit 600 and is connected on the central frame 220.
This reciprocable machine 300 comprises: be fixedly mounted in the external stator 310 that also has winding coil 340 between front baffle 210 and the central frame 220 therein; At certain intervals towards external stator 310 and be fixedly mounted in the inner stator 320 of front baffle 210 1 sides; And the rotor 330 that between external stator 310 and inner stator 320, moves point-blank.
This compression unit 400 comprises: be inserted in the cylinder 410 that is fixed to the there in the front baffle 210; Piston 420, have the path (F) that is used for refrigerant gas in this piston thereby and have an end to-and-fro motion in this cylinder 410 that is connected to rotor 330; Be installed in the suction valve 430 that piston 420 front end surface are used to open and close refrigerant gas path (F); And bleed valve assembly 440, this bleed valve assembly is installed in 410 1 end faces of cylinder, is used to control the compressor refrigerant gas purging.Therefore, compression volume (P) is formed between suction valve 430 and the bleed valve assembly 440.
Here, before resonant spring 510 and back resonant spring 520 make piston 420 produce resonance motions, these two springs are installed in respectively between piston 420 1 ends that are connected to rotor 330 and front baffle 210 1 ends and between piston 420 1 ends and afterframe 230 1 ends.
The a plurality of helical springs that constitute support unit 600 comprise respectively: front baffle 210 is connected to 100 1 lip-deep front coil springs 610 of housing; And afterframe 230 is connected on 100 1 surfaces of housing so as main body 700 flexible fastenings to the rear coil springs 620 of housing 100 inside.
As shown in Figure 3, a plurality of helical springs 610 and 620 twine by spiral and repeatedly form, and have identical diameter.That is to say, this helical spring 610,620 have winding repeatedly inner ring 580 and be formed on the end circle 590 at inner ring 580 two ends.
This inner ring 580 has at least a portion of tightly twining, so that reduce compressor main body 700 vibrations, wherein this vibration is created in piston 420 travel directions.And end circle 590 twines tightly so that helical spring 610,620 can be fixed on the surface of compressor main body 700-front baffle 210 and afterframe 230-and on the surface of housing 100.
The embodiment that a plurality of reciprocal compressors can be arranged, wherein this reciprocal compressor has the support unit 600 that comprises a plurality of helical springs 610 and 620.Hereinafter, will describe most preferred embodiment, will omit with the description that above description repeats.
Fig. 4 shows according to one of a plurality of helical springs of the formation reciprocal compressor support unit of first embodiment of the invention.
Although only show a front coil spring in Fig. 4, same structure as depicted in the figures can be used on all the other helical springs of reciprocal compressor.Be used for another embodiment, also can be used for all the other helical springs of associated compressors in the structure shown in another accompanying drawing what describe subsequently.
Helical spring 610,620 according to first embodiment of the invention comprises: end circle 590, wherein this end circle twines tightly so that be respectively fixed on the surface of surface of housing 100 and main body, and a surface of this main body is specially a surface of frame unit 200; And twine and be connected to inner ring 580 on the end circle 590.
The number of turns of mass fraction 632 is for two to four times of the end circle, so that this helical spring 610,620 has the rigidity that stands reciprocable machine 300 and compression unit 400 transverse vibration.
This a pair of elastic part 631 twines with the spacing of rule.
In addition, each elastic part 631 can be according to twining to the spacing (T) that mass fraction 632 successively decreases from end circle 590, perhaps by twining to the spacing (T) that mass fraction 632 increases progressively from end circle 590.
In addition, each elastic part 631 all can twine according to the spacing that alternately increases progressively between end and mass fraction 632 and successively decrease.
By comprising elastic part 631 and this mass fraction between the elastic part 631 632, this helical spring has longitudinal rigidity and has lateral stiffness simultaneously.
Shown in Fig. 5 A and 5B, when the mass fraction 632 that tightly twines is formed between this a pair of elastic part 631, helical spring lateral stiffness increases, thereby makes lateral displacement (L1) decay of this compressor main body 700 and therefore reduce the vibration of this compressor main body effectively.
Fig. 6 and 7 shows the helical spring according to the formation reciprocal compressor support unit of second embodiment of the invention.
As shown in Figure 6, the helical spring 610,620 according to second embodiment comprises: end circle 590; Inner ring 580, it comprises that nestling up end encloses 590 a pair of mass fractions 641 that tightly twine and the elastic part 642 that twines with predetermined spacing (t) between this a pair of mass fraction.
Preferably the number of turns of mass fraction 641 is 590 liang to four times on end circles.
Preferably, this elastic part 642 twines with the spacing (t) of rule.
In addition, the spacing that this elastic part 642 can successively decrease according to the central part towards helical spring 610,620 is twined, and is perhaps opposite, twines according to the spacing (T) that the central part towards it increases progressively.
In addition, elastic part 642 can twine according to alternately increasing progressively the spacing of successively decreasing between a pair of mass fraction 641.
Shown in Fig. 7 A and 7B, in this case, the lateral stiffness of this helical spring 610,620 increases by the mass fraction 641 that tightly twines, thus the lateral displacement (L2) of having decayed effectively and having produced by compressor main body 700 vibrations.
Fig. 8 shows the helical spring according to the formation reciprocal compressor support unit of third embodiment of the invention.
Shown in therein, comprise: end circle 590 according to the 3rd embodiment's helical spring 610,620; And comprise first elastic part 652, second elastic part 653 and the inner ring of the mass fraction 651 that between this first and second elastic part 652 and 653, tightly twines, wherein this first elastic part 652 twines with predetermined spacing (t1) from being fixed on 700 1 lip-deep end circles 590 of compressor main body, second elastic part 653 twines with predetermined spacing (t2) from being fixed on 100 1 lip-deep end circles 590 of housing, and wherein this predetermined spacing (t2) is different with the predetermined spacing (t1) of first elastic part 652.
The spacing (t2) of the spacing of first elastic part 652 (t1) and second elastic part is respectively regular, and these two spacings (t1 and t2) differ from one another.
In addition, this first elastic part 652 and second elastic part 653 can be according to twining to the spacing (t1, t2) that mass fraction 651 successively decreases from two end circles 590, and the lapse rate of spacing (t1) and spacing (t2) can differ from one another.
On the contrary, this first elastic part 652 and second elastic part 653 can enclose 590 spacing (t1, the t2) windings to mass fraction 651 increases according to holding from two, and the progressive increase rate of spacing (t1) and spacing (t2) can differ from one another.
In addition, this first elastic part 652 and second elastic part 653 can be according to alternately increasing progressively and the spacing (t1 and t2) of successively decreasing is twined to mass fraction 651 from two end circles 590, and the progressive increase rate of spacing (t1) and spacing (t2) can differ from one another.
In addition, as other remodeling, first and second elastic parts 652 and one of 653 twine with regular spaces, and another elastic part can twine according to the spacing that increases progressively to mass fraction 651.On the contrary, first and second elastic parts 652 and one of 653 twine with regular spaces, and another elastic part can twine according to the spacing of successively decreasing to mass fraction 651.
In addition, first and second elastic parts 652 and one of 653 twine with regular spaces, and another elastic part can twine according to the spacing that alternately increases progressively to mass fraction 651 and successively decrease.
Shown in Fig. 9 A and 9B, by this spline structure according to the 3rd embodiment's helical spring 610,620, the lateral stiffness of helical spring 610,620 increases by the mass fraction that tightly twines.In addition, because the elasticity coefficient of first elastic part 652 and second elastic part 653 differs from one another, can more effectively be decayed thereby vibrate the lateral displacement that produces by compressor main body 700.
In addition, according to design, compressor main body can be supported on the housing by suitably arranging helical spring, and wherein this helical spring constitutes the support unit of each embodiment's the reciprocal compressor according to the present invention.
The following operation of reciprocal compressor according to the present invention.
When electric current is applied on the winding coil 340 of reciprocable machine 300 external stators 310, the induction field of change direction is formed on the external stator 310 by current direction, by means of the interaction between induction field and inner stator 320 magnetic fields, the electromagnetic force of change direction is created between this external stator and the inner stator 320 by the induction field direction.At this moment, rotor 330 and piston 420 be motion together on the electromagnetic force direction, and simultaneously, by means of front and back resonant spring 510,520, piston 420 is to-and-fro motion point-blank in cylinder, thereby produces pressure reduction in cylinder 410 compression volumes.Like this, repeatedly carry out so a series of processes, promptly refrigerant gas is drawn into compression volume (P) and to sucking the refrigerant gas compression, reaches certain level up to pressure, discharge compressed refrigerant then.Here, also just horizontal in the reciprocating motion of the pistons direction when the rotor 330 of reciprocable machine and piston 420 to-and-fro motion at compressor, compressor main body 700, promptly oscillating body exceedingly shakes, and produces vibration.Yet by means of the present invention, the helical spring 610,620 that is used for supports compressor main body 700 comprises mass fraction, and this mass fraction is by means of the effect of having twined a kind of mass tightly.In addition, the elastic part with predetermined spacing is formed near the mass fraction.Therefore, this helical spring not only provides the elastic force as the helical spring base attribute, and stronger lateral stiffness is provided, thereby makes the lateral displacement decay of compressor main body and therefore reduce vibration of compressor effectively.
It should be apparent to those skilled in the art that not breaking away under spirit of the present invention or the scope situation, can carry out various remodeling and variation in the present invention.Therefore, the invention is intended to cover various remodeling of the present invention and variation in accessory claim and the equivalent scope thereof.
Industrial applicibility
As above discussion, according to the present invention, has the support unit of decay lateral displacement Reciprocating compressor the compressor oscillation crosswise is minimized, wherein oscillation crosswise is created in and works as During operation of reciprocating compressor on the reciprocable machine direction of operating.
Claims (21)
1. reciprocal compressor comprises:
Housing, this housing comprise that fluid is discharged into the discharge pipe of outside by its suction pipe introduced from the outside and fluid by it, and form predetermined inner space;
Be arranged on the compressor main body in this housing, this compressor main body utilizes the straight reciprocating motion of piston that the fluid of introducing by this suction pipe is compressed, and by this discharged compressed fluid; And
Support unit, this support unit comprise a plurality of helical springs that compressor main body are connected to housing,
Wherein these a plurality of helical springs comprise that respectively winding tightly is so that be respectively fixed on surface of compressor main body and lip-deep end circle of housing; And inner ring, it has at least a portion that is arranged between the described end circle,
Wherein this inner ring has at least one elastic part and at least one mass fraction, and described elastic part is the twisting member that twines with predetermined spacing, and described mass fraction is this twisting member that tightly twines under the situation of predetermined spacing not having.
2. compressor as claimed in claim 1, wherein this inner ring comprises:
Enclose a pair of elastic part that twines respectively from end with predetermined spacing; And
Be wrapped in this tightly to the mass fraction between the elastic part.
3. compressor as claimed in claim 2, wherein each elastic part twines with the spacing of rule.
4. compressor as claimed in claim 2, wherein each elastic part twines with the spacing that increases progressively from the end circle towards mass fraction.
5. compressor as claimed in claim 2, wherein each elastic part twines with the spacing of successively decreasing from the end circle towards mass fraction.
6. compressor as claimed in claim 2, wherein each elastic part twines with the spacing that alternately increases progressively between end circle and mass fraction and successively decrease.
7. compressor as claimed in claim 2, wherein the number of turns of mass fraction is two to four times of the end circle.
8. compressor as claimed in claim 1, wherein this inner ring comprises:
Nestle up a pair of mass fraction that the end circle tightly twines; And
The elastic part that is arranged between this a pair of mass fraction and twines with predetermined spacing.
9. compressor as claimed in claim 8, wherein the number of turns of mass fraction is two to four times of the end circle.
10. compressor as claimed in claim 9, wherein elastic part twines with the spacing of rule.
11. compressor as claimed in claim 9, wherein elastic part twines with the spacing of successively decreasing towards the helical spring central part.
12. compressor as claimed in claim 9, wherein elastic part twines with the spacing that increases progressively towards the helical spring central part.
13. compressor as claimed in claim 9, wherein this elastic part twines with the spacing that alternately increases progressively and successively decrease.
14. compressor as claimed in claim 1, wherein this inner ring comprises:
First elastic part that twines from the end circle that is fixed to a surface of compressor main body with predetermined spacing;
With second elastic part that predetermined spacing twines from the end circle that is fixed to a surface of housing, wherein this spacing is different with the spacing of first elastic part; And
The mass fraction that between this first and second elastic part, tightly twines.
15. as the compressor of claim 14, wherein first and second elastic parts have the spacing of rule, and two spacings differ from one another.
16. as the compressor of claim 14, wherein first and second elastic parts twine with the spacing that increases progressively towards mass fraction, and the progressive increase rate of the first elastic part spacing and the second elastic part spacing differs from one another.
17. as the compressor of claim 14, wherein first and second elastic parts twine with the spacing of successively decreasing towards mass fraction, and the lapse rate of the first elastic part spacing and the second elastic part spacing differs from one another.
18. as the compressor of claim 14, wherein first and second elastic parts twine with the spacing that alternately increases progressively towards mass fraction and successively decrease, and the progressive increase rate and the lapse rate of the first elastic part spacing and the second elastic part spacing differ from one another.
19. as the compressor of claim 14, wherein one of them spacing winding of first and second elastic parts with rule, and another elastic part twines with the spacing that increases progressively towards mass fraction.
20. as the compressor of claim 14, wherein one of them spacing winding of first and second elastic parts with rule, and another elastic part twines with the spacing of successively decreasing towards mass fraction.
21. as the compressor of claim 14, wherein one of them spacing winding of first and second elastic parts with rule, and another elastic part twines with the spacing that alternately increases progressively towards mass fraction and successively decrease.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020030065648A KR100548441B1 (en) | 2003-09-22 | 2003-09-22 | Apparatus for reducing lateral displacement of reciprocating compressor |
| KR1020030065648 | 2003-09-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1856648A CN1856648A (en) | 2006-11-01 |
| CN100412364C true CN100412364C (en) | 2008-08-20 |
Family
ID=36643438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004800273465A Expired - Fee Related CN100412364C (en) | 2003-09-22 | 2004-09-02 | Reciprocating compressor having supporting unit attenuating lateral dislacement thereof |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20080232984A1 (en) |
| KR (1) | KR100548441B1 (en) |
| CN (1) | CN100412364C (en) |
| DE (1) | DE112004001771B4 (en) |
| WO (1) | WO2005028868A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006009256A1 (en) * | 2006-02-28 | 2007-08-30 | BSH Bosch und Siemens Hausgeräte GmbH | Compressor apparatus for household cooling equipment e.g. refrigerator, freezer has linear drive having adjustable rotor zero position, and linear compressor having adjustable piston zero position |
| CN102889192B (en) * | 2011-07-19 | 2015-03-18 | 中国科学院理化技术研究所 | Linear compressor driven by moving magnet type linear oscillation motor |
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| US2932474A (en) * | 1957-10-07 | 1960-04-12 | Gen Electric | Vibration mount |
| JPH0633877A (en) * | 1992-07-10 | 1994-02-08 | Sanyo Electric Co Ltd | Sealed compressor |
| JPH10299653A (en) * | 1997-04-28 | 1998-11-10 | Samsung Electron Co Ltd | Compressor vibration reducing device |
| US6004113A (en) * | 1998-06-05 | 1999-12-21 | Barnes Group, Inc. | Suspension for hermetic compressors for refrigeration |
| WO2001098658A2 (en) * | 2000-06-20 | 2001-12-27 | Empresa Brasileira De Compressores S.A. - Embraco | Suspension system for a reciprocating hermetic compressor |
| CN1119527C (en) * | 1998-12-31 | 2003-08-27 | Lg电子株式会社 | Body supporting apparatus for hermetic compressor |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1963054A (en) * | 1933-08-14 | 1934-06-12 | Powers Spring Corp | Wire spring |
| US3058705A (en) * | 1958-03-26 | 1962-10-16 | Westinghouse Electric Corp | Resilient support system for vertical axis motor compressor unit |
| DE2506420C3 (en) * | 1975-02-15 | 1982-03-11 | Gebrüder Ahle, 5253 Lindlar | Non-cylindrical, coiled compression spring made of wire with a circular cross-section, in particular for use in motor vehicles |
| US5246215A (en) * | 1989-06-16 | 1993-09-21 | Nhk Spring Co., Ltd. | Spring seat member with notch for ground spring end |
| JPH11159551A (en) * | 1997-11-27 | 1999-06-15 | Tama Spring:Kk | Non-linear deformed coil spring |
| JP4016370B2 (en) * | 1999-03-29 | 2007-12-05 | 株式会社デンソー | solenoid valve |
| US6264183B1 (en) * | 1999-08-19 | 2001-07-24 | Precision Products Group | Methods of manufacturing coils and apparatus for same |
| US7249937B2 (en) * | 2002-10-31 | 2007-07-31 | Matsushita Refrigeration Company | Hermetic electric compressor and refrigeration unit including non-resonating support structure for the compressor |
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2003
- 2003-09-22 KR KR1020030065648A patent/KR100548441B1/en not_active IP Right Cessation
-
2004
- 2004-09-02 DE DE112004001771T patent/DE112004001771B4/en not_active Expired - Fee Related
- 2004-09-02 US US10/572,954 patent/US20080232984A1/en not_active Abandoned
- 2004-09-02 WO PCT/KR2004/002223 patent/WO2005028868A1/en active Application Filing
- 2004-09-02 CN CNB2004800273465A patent/CN100412364C/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2932474A (en) * | 1957-10-07 | 1960-04-12 | Gen Electric | Vibration mount |
| JPH0633877A (en) * | 1992-07-10 | 1994-02-08 | Sanyo Electric Co Ltd | Sealed compressor |
| JPH10299653A (en) * | 1997-04-28 | 1998-11-10 | Samsung Electron Co Ltd | Compressor vibration reducing device |
| US6004113A (en) * | 1998-06-05 | 1999-12-21 | Barnes Group, Inc. | Suspension for hermetic compressors for refrigeration |
| CN1119527C (en) * | 1998-12-31 | 2003-08-27 | Lg电子株式会社 | Body supporting apparatus for hermetic compressor |
| WO2001098658A2 (en) * | 2000-06-20 | 2001-12-27 | Empresa Brasileira De Compressores S.A. - Embraco | Suspension system for a reciprocating hermetic compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20050029396A (en) | 2005-03-28 |
| WO2005028868A1 (en) | 2005-03-31 |
| KR100548441B1 (en) | 2006-02-02 |
| DE112004001771T5 (en) | 2006-07-20 |
| US20080232984A1 (en) | 2008-09-25 |
| DE112004001771B4 (en) | 2008-05-15 |
| CN1856648A (en) | 2006-11-01 |
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