CN1548751A - Air cylinder fixing device for compressor - Google Patents
Air cylinder fixing device for compressor Download PDFInfo
- Publication number
- CN1548751A CN1548751A CNA031298427A CN03129842A CN1548751A CN 1548751 A CN1548751 A CN 1548751A CN A031298427 A CNA031298427 A CN A031298427A CN 03129842 A CN03129842 A CN 03129842A CN 1548751 A CN1548751 A CN 1548751A
- Authority
- CN
- China
- Prior art keywords
- cylinder
- compressor
- space
- fixing
- fixed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The cylinder fixing unit of compressor consists of motor installed inside the sealed space to produce rotating force, cylinder assembly with upper bearing and lower bearing to form sealed space; crankshaft penetrating the upper bearing and the lower bearing and driven by the motor; corrugated partitioning board on one side of the crankshaft to separate the space inside the cylinder assembly, and fixing part fixed on the motor to separate the cylinder assembly and the sealed container. The cylinder fixing unit of compressor can reduce the vibration of the cylinder assembly during operation of the compressor.
Description
Technical field
The invention belongs to compressor, particularly relate to a kind of cylinder fixing of compressor.
Background technique
As shown in Figure 1 to Figure 3, the compressor section of the fully closed compressor that existing structure forms inserts the bent axle (20) of the inner space central authorities that connect cylinder group to lining, the inner space of cylinder group (D) (V), and bent axle (20) is connected on the motor section (M) that produces driving force.Cylinder group (D) possesses suction passage (f1) and the discharge stream (f2) that is communicated with inner space (V) separately when possessing inner space (V), and is fixed on seal container (10) lining.
Cylinder group (D) is by cylinder (30) and upper bearing (40) and lower bearing (50) formation.Cylinder (30) possesses the through hole of drum and is fixed on seal container (10) lining in inside.Upper bearing (40) and lower bearing (50) cover the above and below of said cylinder (30) separately, and support above-mentioned bent axle (20) when forming inner space (V) with cylinder (30).Cylinder (30) is gone up the suction passage (f1) that oriented outer circumferential face radiation direction connects cylinder (30) inner space (V).
Upper bearing (40) and lower bearing (50) possess cover plate (41), (51), supporting portion (42), (52), shaft insertion hole (43), (53).Cover plate (41), (51) possess certain area and thickness.Supporting portion (42), (52) possess certain height and external diameter and in cover plate (41), the one side of (51) is outstanding to be formed.Shaft insertion hole (43), (53) connect cover plate (41), (51) and supported hole (42), (52) form.The cover plate (41) of upper bearing (40) covers cylinder (30), and shaft insertion hole (43), and bent axle (20) is inserted in (53) lining.And lower bearing (50) covers cylinder (30) another side, and patchhole (43), and bent axle (20) is inserted in (53) lining.
Bent axle (20) is made of axial region (21) and isolating plate (22).Axial region (21) possesses certain external diameter and length and is inserted in upper bearing (40) and the shaft insertion hole (43) of lower bearing (50), (53) lining.Isolating plate (22) prolongs formation and the inner space of cylinder group (D) (V) is divided into the 1st space (V1) and the 2nd space (V2) in a side of axial region (21).
The isolating plate (22) of bent axle (20) possesses certain thickness, and be circular when on the front, seeing isolating plate, the upside convex surface (r1) that possesses crowning, the concave curved surface (r2) that possesses concave face are arranged when seeing isolating plate from the side, connect convex surface (r1) and concave curved surface (r2) be connected curved surface (r3).Be the waveform curved surface that above-mentioned isolating plate (22) forms sine wave shape, and the potential difference of convex surface (r1) and concave curved surface (r2) it is 180 ℃.
And blade (70) is subjected to always contacting separately the elastic force in the bi-side of isolating plate (22).So blade (70) is along with rotation isolating plate (22) on one side converts suction field (V1a) and compression field (V2a) to the 1st space (V1) and the 2nd space (V2) to separately, one side in the length direction parallel running of bent axle (20).And blade (70) connects upper bearing (40) and lower bearing (50) lining that is inserted in cylinder (30) separately.
Blade (70) possesses support slot (73) in opposite side (72) central authorities of the one side (71) of contact isolating plate, and inserts the elastic support holder lid (100) of elastic support blade (70) in support slot (73) lining.So when seeing above-mentioned cylinder group (D) on horizontal plane, blade (70) is positioned on the identical plane.Both blade was positioned at the both sides up and down of isolating plate (22), and was inserted in the upper bearing (40) of cylinder group (D) and the blade groove (44) on the lower bearing (50), (54) lining separately.
Open valve block (80) open cylinder group (D) respectively discharge stream (f2) time discharge the intact gas of compression of the compression field (V1b) of the 1st space (V1) and the 2nd space (V2), and go up at seal container (10) and to connect the suction pipe (90) that is communicated with suction passage (f1).
Unaccounted symbol 110 is bafflers.
Import power supply running motor section (M), and bent axle (20) utilizes the driving force rotation of motor section (M), the isolating plate (22) of bent axle (20) one sides rotates in lining, the inner space of cylinder group (D) (V).
As shown in Figures 3 and 4, if the front end of the convex surface (r1) of isolating plate (22) is positioned on blade (70) position (a1) of the 1st space (V1) and lining, the 2nd space (V2), the intact gas of compression that compression field (V1b) has been arranged in the 1st space (V1) sucks lining, field (V1a) simultaneously and sucks gas, and the 2nd space (V2) forward suck lining, field (V1a) when sucking gas compression field (V1b) just at pressurized gas.
Afterwards as shown in Figure 5, rotation isolating plate (22) is positioned at the front end of the concave curved surface of isolating plate (22) (r2) words on blade (70) position (a1) of the 1st space (V1) and lining, the 2nd space (V2), compression field (V1b) is just at pressurized gas when sucking gas in the suction field (V1a) in above-mentioned the 1st space (V1), and intact gas and suction field (V1a) of compression that has arranged compression field (V1b) at the 2nd space (V2) sucks gas.
Isolating plate (22) in the every rotation in lining, cylinder group (D) inner space (V) once sucks, compresses, discharges the action of gas separately repeatedly in the 1st space (V1) and the 2nd space (V2).
But, following problem is arranged in the compressor of above-mentioned existing structure.Outer circumferential face contact welding under the state of seal container (10) of cylinder (30) is fixing.So during pressurized gas, the vibration that produces in cylinder group (D) directly is sent to seal container (10) lining.Therefore damage takes place or produces noise in compressor.
Summary of the invention
The present invention provides a kind of the have vibration of reduction and noise for solving the technical problem that exists in the above-mentioned technology, cylinder group is fixed at a certain distance the compressor cylinder fixing device of motor section with seal container.
The technological scheme that the present invention takes for the technical problem that exists in the above-mentioned technology of solution is:
Compressor cylinder fixing device of the present invention be by be installed in the seal container and produce rotating force motor section, cover the cylinder group that the cylinder both sides form the inner space with upper bearing and lower bearing, perforation is inserted in upper bearing and the lower bearing and with being provided with on bent axle one side of motor rotation and separating the waveform isolating plate in cylinder internal space and cylinder group is kept certain distance with seal container, the fixed component that is fixed on the motor constitutes.Fixed component has more than one fixing rod, and a lateral terminal of fixing rod is connected the cylinder joint of cylinder one side, and the opposite side terminal of fixing rod is that the fixing part that is inserted in the fixed groove of stator is fixed.Means of fixation can be fixed or welds fixing with screw-threaded coupling.
Advantage and good effect that the present invention has are: because cylinder group directly is not welded on the seal container wall and maintains a certain distance with it, and be fixed on fixed component on the stator of motor, therefore the vibration that produces in the movement process of compressor can directly not be sent on the seal container, and motor stator also has the structural characteristics that weakens vibration simultaneously.Therefore vibration and consequent noise have been reduced.
Description of drawings
Fig. 1 is the longitudinal section of compression structure part of the compressor of diagram prior art.
Fig. 2 is the planimetric map of the compression structure part of compressor in the pictorial image 1.
Fig. 3 is the part oblique drawing of the compression structure part of compressor in the cutaway view diagrammatic sketch 1.
Fig. 4 and Fig. 5 are the planimetric maps of the compression structure part operation of compressor in the pictorial image 1.
Fig. 6 is that diagram possesses both longitudinal sections of the compressor inner structure of cylinder fixing of embodiments of the invention.
Explanation for figure major component symbol:
10: seal container 20: bent axle
22: isolating plate 30: cylinder
40: upper bearing 50: lower bearing
130: fixed component 131: fixing rod
132: cylinder supporting portion 133: screw
134: nut D: cylinder group
M: motor section m: stator
M1: fixed hole
Embodiment
In order further to understand content of the present invention, characteristics and effect, exemplify following examples now:
Describing one embodiment of the present of invention in detail with reference to figure is the cylinder fixing of compressor, and with the identical position of existing structure with identical symbol description.
Promptly possess in the compressor of cylinder fixing except the said cylinder linkage structure that fixedly fixed component of compression structure part cylinder constitutes in one embodiment of the present of invention, other structure is identical with existing structure.So except said fixing parts assembly department to the explanation at other position with reference to Fig. 2 to Fig. 5.
Fig. 6 is the longitudinal section that diagram possesses the compressor inner structure of embodiments of the invention cylinder fixing.As shown in Figure 6, possess embodiments of the invention and possessed the bent axle (20) that inserts the inner space central authorities that connect cylinder group to lining, the inner space of cylinder group (D) (V) when both the compressor compresses structural portion of cylinder fixing had possessed the inner space, and bent axle (20) is connected on the motor section (M) that produces driving force.Cylinder group (D) is fixed on stator (m) lining motor (M) on every certain clearance with fixed component (130) with seal container (10).
Cylinder group (D) is by cylinder (30) and upper bearing (40) and lower bearing (50) formation.Cylinder (30) possesses the through hole of drum and is placed in seal container (10) lining in inside.Upper bearing (40) and lower bearing (50) cover the above and below of cylinder (30) separately, and support bent axle (20) when forming inner space (V) together with cylinder (30).Cylinder (30) lining forms the suction passage (f1) that connects cylinder (30) inner space (V) to outer circumferential face radiation direction.
Fixed component (130) is three fixing rods (131) of 3 fixed cylinders (30).Therefore, a lateral terminal of fixing rod (131) is the cylinder joint (132) that is connected cylinder (30) one sides.Fixing rod (131) opposite side terminal is screw portion (133), is inserted in fixed groove (m1) lining of motor (M) stator (m) lining and uses nut (134) fixing.Fixing rod (131) opposite side terminal also can be welded on the stator (m) of above-mentioned motor (M).
Upper bearing (40) and lower bearing (50) possess cover plate (41) (51), supporting portion (42) (52), shaft insertion hole (43) (53).Cover plate tool (41) (51) is equipped with certain area and thickness.Supporting portion (42) (52) possesses certain height and external diameter and outstanding formation of one side of above-mentioned cover plate (41) (51).Shaft insertion hole (43) (53) connects cover plate (41) (51) and supported hole (42) (52) forms.Bent axle (20) was inserted in shaft insertion hole (43) lining when the cover plate (41) of upper bearing (40) covered cylinder (30), and bent axle (20) is inserted in shaft insertion hole (53) lining that lower bearing (50) covers cylinder (30) another side.
Bent axle (20) is to be made of axial region (21) and isolating plate (22).Axial region (21) possesses certain external diameter and length and is inserted in upper bearing (40) and shaft insertion hole (43) (53) lining of lower bearing (50).Isolating plate (22) prolongs formation and the inner space of cylinder group (D) (V) is divided into the 1st space (V1) and the 2nd space (V2) in a side of axial region (21).
The isolating plate (22) of bent axle (20) possesses certain thickness, and be circular when on the front, seeing isolating plate, the upside convex surface (r1) that possesses crowning, the concave curved surface (r2) that possesses concave face are arranged when seeing isolating plate from the side, connect convex surface (r1) and concave curved surface (r2) be connected curved surface (r3).Be the waveform curved surface that isolating plate (22) forms sine wave shape, the potential difference of convex surface (r1) and concave curved surface (r2) is 180 ℃.
And blade (70) is subjected to always contacting separately the elastic force in the bi-side of isolating plate (22).So blade (70) converts suction field (V1a) and compression field (V2a) to the 1st space (V1) and the 2nd space (V2) on one side separately along with rotating isolating plate (22), on one side parallel mobile at the length direction of bent axle (20).And blade (70) connects upper bearing (40) and lower bearing (50) lining that is inserted in cylinder (30) separately.
Blade (70) possesses support slot (73) in opposite side (72) central authorities of the one side (71) of contact isolating plate, and the elastic support holder lid (100) of elastic support blade (70) is inserted in support slot (73) lining.So when seeing cylinder group (D) on horizontal plane, blade (70) is positioned on the identical plane.Both blade (70) was positioned at the both sides up and down of isolating plate (22), and was inserted in the upper bearing (40) of cylinder group (D) and blade groove (44) (54) lining on the lower bearing (50) separately.
Open valve block (80) open cylinder group (D) respectively discharge stream (f2) time discharge the intact gas of compression of the compression field (V1b) of the 1st space (V1) and the 2nd space (V2), and go up at seal container (10) and to connect the suction pipe (90) that is communicated with suction passage (f1).
Unaccounted symbol 110 is bafflers.
Be equipped with embodiments of the invention both the compressor of cylinder fixing course of action with existing compressor identical.Cylinder group (D) sucks continuously, compresses, discharges at inner space (V) and produces vibration in the process of gas.So cylinder group (D) is not connected on the seal container (10), and be fixed on fixed groove (ml) lining of motor section (M) with fixed component (130) every certain clearance ground.Therefore direct vibrate hermetic container (10) not is so can reduce damage and the noise that is caused by vibration.
Stator (m) is with fixed component (130) fixed cylinder group (D), and is the structure that stacked many plywoods form.So stator (m) possesses the structural characteristics that can reduce vibration.When therefore the vibration that produces in the process of compression, discharge gas was passed on the stator (m) by fixed component (130), stator (m) can reduce vibration.
As above-mentioned, compressor cylinder fixing device of the present invention is to weaken vibration with stator (m).Cylinder group (D) keeps certain clearance with seal container (10), and is threaded on the stator (m) with fixed component (130).Therefore the vibration that sucks, compresses, produces when discharging gas can directly not passed on the seal container (10), is sent on the stator (m) by fixed component (130).And the structural characteristics of vibrating by stator (m) weakens.Thereby reduce vibration and noise.
Claims (3)
1. compressor cylinder fixing device, it is characterized in that it be by be installed in the seal container and produce rotating force motor section, cover the cylinder group that the cylinder both sides form the inner space with upper bearing and lower bearing, perforation is inserted in upper bearing and the lower bearing and with being provided with on bent axle one side of motor rotation and separating the waveform isolating plate in cylinder internal space and cylinder group is kept certain distance with seal container, the fixed component that is fixed on the motor constitutes.
2. compressor cylinder fixing device according to claim 1, it is characterized in that fixed component has more than one fixing rod, one lateral terminal of fixing rod is connected the cylinder joint of cylinder one side, and the opposite side terminal of fixing rod is the fixing part that is inserted in the fixed groove of stator.
3. compressor cylinder fixing device according to claim 1, the fixing rod that it is characterized in that fixed component are to fix or be weldingly fixed on the fixing part with nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA031298427A CN1548751A (en) | 2003-05-20 | 2003-05-20 | Air cylinder fixing device for compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA031298427A CN1548751A (en) | 2003-05-20 | 2003-05-20 | Air cylinder fixing device for compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1548751A true CN1548751A (en) | 2004-11-24 |
Family
ID=34322498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA031298427A Pending CN1548751A (en) | 2003-05-20 | 2003-05-20 | Air cylinder fixing device for compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1548751A (en) |
-
2003
- 2003-05-20 CN CNA031298427A patent/CN1548751A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1174168C (en) | Linear compressor | |
| CN1188601C (en) | Two-cylinder two-stage compressing rotating compressor | |
| CN100342135C (en) | Reciprocating compressor | |
| CN1789720A (en) | Multi-cylinder rotary compressor | |
| CN1136139A (en) | Oil supply device for sealed compressor | |
| CN1976181A (en) | Synchronous reluctance motor and compressor having the same | |
| CN1548751A (en) | Air cylinder fixing device for compressor | |
| CN1401908A (en) | Transmission pin structure of swirl compressor | |
| CN1273742C (en) | Compressor baffle structure | |
| CN1626814A (en) | Vibration-proof structure in rotating type compressor | |
| CN1566697A (en) | Oil supply device for horizontal compressor | |
| CN1451876A (en) | Compressor rotation shaft supporting structure | |
| CN1880774A (en) | Muffler for hermetic rotary compressor | |
| CN1548749A (en) | Baffle plate structure for compressor | |
| CN1888431A (en) | Closed rotary compressor | |
| CN1532406A (en) | Horizontal compressor | |
| CN1532416A (en) | Gas leakage preventing device of closed compressor | |
| CN1769698A (en) | Seal container of hermetic compressor | |
| CN1532413A (en) | Gas compressing device of compressor | |
| CN1566684A (en) | Partition plate structure for compressor | |
| CN1566681A (en) | Vane supporting structure for compressor | |
| CN1752448A (en) | Vane structure for compressor | |
| CN1755126A (en) | Structure for decreasing abrasion loss of compressor | |
| CN1626820A (en) | Oil supplying device in rotating type compressor | |
| CN1566685A (en) | Eccentric piston device for sealed rotary compressor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |