CN201582116U - Scroll compressor for improving oil supply for cross pin ring - Google Patents

Scroll compressor for improving oil supply for cross pin ring Download PDF

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Publication number
CN201582116U
CN201582116U CN2009202798650U CN200920279865U CN201582116U CN 201582116 U CN201582116 U CN 201582116U CN 2009202798650 U CN2009202798650 U CN 2009202798650U CN 200920279865 U CN200920279865 U CN 200920279865U CN 201582116 U CN201582116 U CN 201582116U
Authority
CN
China
Prior art keywords
frame
ring
chute
protruding
pin ring
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.)
Expired - Fee Related
Application number
CN2009202798650U
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Chinese (zh)
Inventor
李铃
李华军
魏建瑞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Ganey Precision Machinery Co Ltd
Original Assignee
Guangdong Ganey Precision Machinery Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Guangdong Ganey Precision Machinery Co Ltd filed Critical Guangdong Ganey Precision Machinery Co Ltd
Priority to CN2009202798650U priority Critical patent/CN201582116U/en
Application granted granted Critical
Publication of CN201582116U publication Critical patent/CN201582116U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a scroll compressor for improving oil supply for a cross pin ring. The scroll compressor comprises a frame, a drive shaft and a dynamic eddy, wherein the cross pin ring with key blocks on the two sides is arranged between the dynamic eddy and an annular convex frame in the frame; a left chute matched with a key block on one side of the cross pin ring is formed on a baseplate of the dynamic eddy; a right chute matched with a key block on the other side of the cross pin ring is formed on the annular convex frame at the concave-downward part in the outer cavity of the frame; the dynamic eddy is positioned and assembled on the annular convex frame at the concave-downward part in the outer cavity of the frame through the cross pin ring; and an oil guide groove used for communicating the inner and the outer cavities of the frame is formed on the annular convex frame to guide lubricating oil flowing into outer cavity of the frame from the oil guide groove to flow to the left chute, the right chute and the key block of the cross pin ring. The oil supply situation for the cross pin ring can be improved so as to prevent the key block on the cross pin ring from respectively rubbing against the left chute and the right chute, and the compressor has a simple and reasonable structure and is low in manufacturing cost and high in reliability.

Description

Improve the scroll compressor of oil supply of cross pin ring
Technical field
The utility model relates to a kind of scroll compressor of oil jet lubrication, specifically a kind of scroll compressor that improves oil supply of cross pin ring.
Background technique
Scroll compressor is a kind of new and effective fluid machinery after piston compressor and helical-lobe compressor, its main structure comprises a quiet whirlpool dish and a movable orbiting scroll, all be provided with the vortex crimping on quiet whirlpool dish and the movable orbiting scroll, quiet whirlpool dish is fixedly mounted on the frame, and movable orbiting scroll is being installed on the eccentric axle head of live axle end, and be fitted on protruding of the ring-type in the frame housing by cross pin ring, protruding internal cavity with frame of ring-type is divided into frame inner chamber and frame exocoel.During compressor operation, movable orbiting scroll is subjected to the driving of eccentric axle head and is subjected to the constraint of cross pin ring, does translation rotation, and the vortex crimping of two dishes meshes configuration in opposite directions, by dwindling a plurality of pressing chambers that are formed between mutual crimping successively, compression enters the fluid in the scroll compressor.
Yet, existing scroll type air compressor, as depicted in figs. 1 and 2, cross pin ring 10 ' and the movable orbiting scroll base plate between, all be by key piece 11 ' between protruding following recess of going up in the frame exocoel of cross pin ring and ring-type with chute 12 ' installation matches, and, the protruding end place 100 of the bearing plate of movable orbiting scroll on protruding of ring-type '.When compressor operating, above-mentioned key piece 11 ', the kinematic pair of keyway 12 ' formation need have enough lubricant oil to be lubricated, and traditional compressor, its cross pin ring 10 ' on key piece 11 ' respectively and the chute of movable orbiting scroll base plate, protruding of the ring-type chute 12 of going up the following recess in the frame exocoel ' between lubricated mainly be by protruding 3 of base plate and ring-type ' on protruding end place 100 ' surface of contact enter, and these lubricant oil mainly are to take this surface of contact to by the translation rotation of movable orbiting scroll.In the compressor real work, key piece 11 ' with the lubricant oil of chute 12 ' obtain be very limited, in operation process, key piece 11 and chute 12 ' occur easily oil starvation, thereby quickened key piece 11 ' and chute 12 ' between wearing and tearing, particularly work as machine under the starting state and the state that runs up, it is even more serious to wear and tear, and then influences the overall performance and the reliability of compressor.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of oil supply of cross pin ring situation of improving is provided, prevent on the cross pin ring the key piece respectively and the friction between the chute on protruding of the chute of movable orbiting scroll base plate, ring-type, and the scroll compressor simple and reasonable, that fabricating cost is low, reliability is high.
Model utility purpose of the present utility model is achieved in that a kind of scroll compressor that improves oil supply of cross pin ring, comprise frame and live axle, be provided with protruding of ring-type in the frame, protruding internal cavity with frame of ring-type is divided into frame inner chamber and frame exocoel, live axle passes through main bearing, supplementary bearing is bearing in the frame cavity, main bearing is installed on protruding of the ring-type, one end of live axle reaches outside the frame and is connected with the clutch end of motor, the other end of live axle is eccentric axle head, on the eccentric axle head movable orbiting scroll is housed, be provided with cross pin ring between protruding of movable orbiting scroll and the ring-type, the bilateral of cross pin ring is provided with the key piece, have the left side chute that the key piece with cross pin ring one side matches on the base plate of movable orbiting scroll, the following recess that is positioned at the frame exocoel on protruding of the ring-type has the right side chute that the key piece with the cross pin ring opposite side matches, movable orbiting scroll is fitted in the following recess that is positioned at the frame exocoel on protruding of the ring-type by cross pin ring location, and, the protruding end place of the bearing plate of movable orbiting scroll on protruding of ring-type, movable orbiting scroll and rack-mounted quiet whirlpool dish cooperatively interact and realize gas is compressed, it is characterized in that: have the oil guide slot that is used to be communicated with frame inner chamber and frame exocoel on protruding of the described ring-type, make from oil guide slot and flow to flow of lubricant in the frame exocoel to the left side chute, on the key piece of right side chute and cross pin ring.
As improvement of the technical scheme, the total quantity of key piece equates on the total quantity of described oil guide slot and the cross pin ring, the direction of offering position and left side chute of every oil guide slot or consistent with the direction of right side chute can guarantee more that with this left side chute and right side chute can obtain lubricating of lubricant oil the soonest, the most effective.
As improvement of the technical scheme, described oil guide slot is opened in the protruding end place on protruding of the ring-type, and this structure is more convenient for processing oil guide slot on protruding of ring-type.
The utility model compared with prior art has the following advantages:
(1) has the oil guide slot that is used to be communicated with frame inner chamber and frame exocoel on protruding of the ring-type in compressor frame, make from oil guide slot and flow to flow of lubricant in the frame exocoel to the left side chute, on the key piece of right side chute and cross pin ring, and then the key piece on the realization cross pin ring respectively with the left side chute of movable orbiting scroll base plate, the kinematic pair that forms between the right side chute on protruding of the ring-type can obtain the lubricated of lubricant oil that the surface of contact by the protruding end place on protruding of base plate and the ring-type enters, it is lubricated to realize that also above-mentioned kinematic pair obtains the active of the lubricant oil that enters from oil guide slot, improve the oil supply of cross pin ring situation, reduce on the cross pin ring the key piece respectively with the left side chute of movable orbiting scroll base plate, friction between the right side chute on protruding of the ring-type, so just improved key piece and the chute cooperation place fuel delivery of (comprising right side chute and left side chute) greatly, prevented that the key piece of cross pin ring from locating oil starvation with corresponding chute (comprising right side chute and left side chute), prevented that cross pin ring from producing the wearing and tearing of key and corresponding keyway cooperation place.
(2) the utility model is provided with the oil guide slot that is used to be communicated with frame inner chamber and frame exocoel by protruding of ring-type, can improve the oil supply of cross pin ring situation greatly, and simple and reasonable, fabricating cost is low, and then improves the overall performance and the reliability of compressor.
Description of drawings
Fig. 1 is the compressor host structural representation of prior art.
Fig. 2 is the schematic representation that the protruding end place lubricant oil on protruding of the frame of prior art and cross pin ring mounting point and the frame ring-type flows into.
Fig. 3 is the cross-sectional schematic according to the utility model embodiment.
Fig. 4 is the schematic representation that the protruding end place lubricant oil on protruding of frame of the present utility model and cross pin ring mounting point and the frame ring-type flows into.
Fig. 5 is the structural representation according to the utility model cross pin ring.
Embodiment
The utility model will be further described below in conjunction with accompanying drawing.
According to shown in Figure 3, the scroll compressor that improves oil supply of cross pin ring described in the utility model, it comprises frame 1 and live axle 2.Frame 1 is for cavity body structure and suction valve 16 is housed thereon, the rear portion is an air aspiration cavity 17 in the suction valve 16, air aspiration cavity 17 is communicated with the gas compression chamber of compressor, the be similar to piston structure of suction valve 16 for opening automatically or close according to spool both sides barometric information, behind the compression chamber pressurized air of compressor, air aspiration cavity 17 forms lower air pressure, and the spool that barometric pressure is pushed suction valve 16 open provides air source for compression chamber.
Be provided with protruding 3 of ring-type in the frame 1, protruding 3 tubular structure that is both ends open of ring-type, protruding 3 internal cavity with frame 1 of ring-type is divided into frame inner chamber 4 and frame exocoel 5.Live axle 2 is bearing in the cavity of frame 1 by main bearing 6, supplementary bearing 7, and main bearing 6 is installed on protruding 3 of the ring-type in frame 1 cavity, and 7 of supplementary bearings are installed in the position of housing near the motor power output terminal.Main equilibrium block 18 is installed on the live axle 2, frame 1 surrounds above-mentioned frame inner chamber 4 with protruding 3 of ring-type, main equilibrium block 18 is subjected to live axle 2 to drive and rotate in frame inner chamber 4, simultaneously, generally on the live axle 2 of product, also be provided with secondary equilibrium block 19, secondary equilibrium block 19 can be installed in the cavity of frame 1 or outside the cavity of frame 1, main equilibrium block 18 and secondary equilibrium block 19 be 180 degree offsides installations on the live axle 2.One end of live axle 2 reaches outside the frame 1 and is connected with the clutch end of motor, and the other end of live axle 2 is eccentric axle head 8, and there is certain distance in the axle center of the axis deviation live axle 2 of eccentric axle head 8, and offset is decided according to the different compression parameters of different compressors.On the eccentric axle head 8 movable orbiting scroll 9 is housed, be provided with cross pin ring 10 between protruding 3 of movable orbiting scroll 9 and the ring-type, cross pin ring 10 is a ring body structurc, the bilateral of cross pin ring 10 is provided with key piece 11, in practice, two key pieces 11 of each of every side, two key piece 11 lines of every side and key piece 11 lines of opposite side are that 90 degree are arranged vertically, as shown in Figure 5.Have the left side chute 13 that the key piece 11 with cross pin ring 10 opposite sides matches on the base plate 9-1 of movable orbiting scroll 9, left side chute 13 quantity consistent with key piece 11 quantity of cross pin ring 10 1 sides, both are corresponding to be provided with, installation matches; The following recess 3-1 that is positioned at frame exocoel 5 on protruding 3 of the ring-type has the right side chute 12 that the key piece 11 with cross pin ring 10 1 sides matches, the quantity of right side chute 12 is consistent with key piece 11 quantity of cross pin ring 10 1 sides, both are corresponding the setting equally, installation matches, movable orbiting scroll 9 (is a right side chute 12 by the key piece 11 of cross pin ring 10 with chute, left side chute 13) matches and install and the location is fitted in the following recess 3-1 that is positioned at frame exocoel 5 on protruding 3 of the ring-type, and, the base plate 9-1 of movable orbiting scroll 9 is bearing in the protruding end 3-2 place on protruding 3 of the ring-type, and the protruding end 3-2 on protruding 3 of the ring-type plays a part axially support to movable orbiting scroll 9.During compressor operating, the vortex crimping of movable orbiting scroll 9 complements each other to form the gas compression chamber with the vortex crimping that is installed in the quiet whirlpool dish 14 on the frame 1, movable orbiting scroll 9 is subjected to the driving of eccentric axle head 8 and is doing translation rotation under the constraint of cross pin ring 10 and by the motion on right side chute 12, left side chute 13 is synthetic, makes the gas compression chamber compress and pass through the relief opening 20 that coils on 14 in quiet whirlpool to gas and discharges.During this time, lubricant oil from frame 1 outside input compressor inside, through the translation rotation of movable orbiting scroll 9 and drive, the surface of contact of protruding end 3-2 on protruding 3 of the base plate 9-1 of movable orbiting scroll 9 and the ring-type enters frame exocoel 5, and then lubricated to implementing between the right side chute 12 on protruding 3 of left side chute 13, the ring-type of the base plate 9-1 of the key piece 11 of cross pin ring 10 and movable orbiting scroll 9.But, in the compressor real work, key piece 11 is very limited with the lubricant oil that chute (being right side chute 12, left side chute 13) obtains, in operation process, key piece 11 oil starvation occurs easily with chute (comprising right side chute 12 and left side chute 13), thereby has quickened the wearing and tearing between key piece 11 and the chute (comprising right side chute 12 and left side chute 13).
So, the utility model has the oil guide slot 15 that is used to be communicated with frame inner chamber 4 and frame exocoel 5 on protruding 3 of described ring-type, make from oil guide slot 15 and flow to flow of lubricant in the frame exocoel 5 to the key piece 11 of right side chute 12, left side chute 13 and cross pin ring 10.As further improvement, the total quantity of key piece 11 equates on the total quantity of described oil guide slot 15 and the cross pin ring 10, the direction of offering position and right side chute 12 of every oil guide slot 15 or consistent with the direction of left side chute 13, as shown in Figure 4, can guarantee more that with this key piece 11, right side chute 12 can obtain the lubricated of lubricant oil the soonest, the most effective with left side chute 13.Specifically offering on the position of oil guide slot 15, described oil guide slot 15 is opened in the protruding end 3-2 place on protruding 3 of the ring-type, this structure processing oil guide slot 15 on protruding 3 of ring-type of being more convenient for.
During compressor operating, key piece 11 on the cross pin ring 10 respectively with the left side chute 13 of movable orbiting scroll 9 base plate 9-1, the kinematic pair that forms between the right side chute 12 on protruding 3 of the ring-type can obtain the lubricated of lubricant oil that the protruding end 3-2 on protruding 3 of the ring-type enters, it is lubricated to realize that also above-mentioned kinematic pair obtains the active of the lubricant oil that enters from oil guide slot 15, improve cross pin ring 10 fuel feeding situations, reduce on the cross pin ring 10 key piece 11 respectively with the left side chute 13 of movable orbiting scroll 9 base plate 9-1, friction between the right side chute 12 on protruding 3 of the ring-type, so just improved the cooperation place fuel delivery of key piece 11 greatly with chute (comprising right side chute 12 and left side chute 13), prevented that the key of cross pin ring 10 from locating oil starvation with corresponding chute (comprising right side chute 12 and left side chute 13), prevented that cross pin ring 10 from producing key piece 11 and the wearing and tearing of chute (comprising right side chute 12 and left side chute 13) cooperation place accordingly, simultaneously, simple and reasonable, fabricating cost is low, and then improves the overall performance and the reliability of compressor.

Claims (3)

1. scroll compressor that improves oil supply of cross pin ring, comprise frame (1) and live axle (2), be provided with protruding of ring-type (3) in the frame (1), ring-type protruding (3) is divided into frame inner chamber (4) and frame exocoel (5) with the internal cavity of frame, live axle (2) is by main bearing (6), supplementary bearing (7) is bearing in frame (1) cavity, main bearing (6) is installed on the ring-type protruding (3), one end of live axle (2) reaches outside the frame (1) and is connected with the clutch end of motor, the other end of live axle (2) is eccentric axle head (8), on the eccentric axle head (8) movable orbiting scroll (9) is housed, movable orbiting scroll (9) and ring-type are provided with cross pin ring (10) between protruding (3), the bilateral of cross pin ring (10) is provided with key piece (11), have the left side chute (13) that the key piece (11) with cross pin ring (10) one sides matches on the base plate (9-1) of movable orbiting scroll (9), the following recess (3-1) that is positioned at frame exocoel (5) on the ring-type protruding (3) has the right side chute (12) that the key piece (11) with cross pin ring (10) opposite side matches, movable orbiting scroll (9) is fitted in the following recess (3-1) that is positioned at frame exocoel (5) on the ring-type protruding (3) by cross pin ring (10) location, and, the protruding end (3-2) that the base plate (9-1) of movable orbiting scroll (9) is bearing on the ring-type protruding (3) is located, movable orbiting scroll (9) be installed in quiet whirlpool dish (14) on the frame (1) and cooperatively interact and realize gas is compressed, it is characterized in that: described ring-type has the oil guide slot (15) that is used to be communicated with frame inner chamber (4) and frame exocoel (5) on protruding (3), makes from oil guide slot (15) to flow to into the flow of lubricant in the frame exocoel (5) to left side chute (13), on the key piece (11) of right side chute (12) and cross pin ring (10).
2. according to the described scroll compressor that improves oil supply of cross pin ring of claim 1, it is characterized in that: the total quantity that the total quantity of described oil guide slot (15) and cross pin ring (10) are gone up key piece (11) equates, the direction of offering position and left side chute (13) of every oil guide slot (15) or consistent with the direction of right side chute (12).
3. according to the described scroll compressor that improves oil supply of cross pin ring of claim 2, it is characterized in that: the protruding end (3-2) that described oil guide slot (15) is opened on the ring-type protruding (3) is located.
CN2009202798650U 2009-11-28 2009-11-28 Scroll compressor for improving oil supply for cross pin ring Expired - Fee Related CN201582116U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009202798650U CN201582116U (en) 2009-11-28 2009-11-28 Scroll compressor for improving oil supply for cross pin ring

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009202798650U CN201582116U (en) 2009-11-28 2009-11-28 Scroll compressor for improving oil supply for cross pin ring

Publications (1)

Publication Number Publication Date
CN201582116U true CN201582116U (en) 2010-09-15

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Application Number Title Priority Date Filing Date
CN2009202798650U Expired - Fee Related CN201582116U (en) 2009-11-28 2009-11-28 Scroll compressor for improving oil supply for cross pin ring

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105673505A (en) * 2014-11-18 2016-06-15 上海日立电器有限公司 Lubricating oil supply structure of scroll mechanism and scroll compressor
CN105889076A (en) * 2016-04-25 2016-08-24 广东美的暖通设备有限公司 Main frame of scroll compressor and scroll compressor

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105673505A (en) * 2014-11-18 2016-06-15 上海日立电器有限公司 Lubricating oil supply structure of scroll mechanism and scroll compressor
CN105673505B (en) * 2014-11-18 2017-12-08 上海海立新能源技术有限公司 The lubrication oil supply structure and screw compressor of vortex mechanism
CN105889076A (en) * 2016-04-25 2016-08-24 广东美的暖通设备有限公司 Main frame of scroll compressor and scroll compressor
CN105889076B (en) * 2016-04-25 2019-08-27 广东美的环境科技有限公司 The mainframe and screw compressor of screw compressor

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GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100915

Termination date: 20151128