CN201953656U - Annular-pin structure type scroll compressor with lubrication groove on end face of movable disc - Google Patents
Annular-pin structure type scroll compressor with lubrication groove on end face of movable disc Download PDFInfo
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- CN201953656U CN201953656U CN2011200683787U CN201120068378U CN201953656U CN 201953656 U CN201953656 U CN 201953656U CN 2011200683787 U CN2011200683787 U CN 2011200683787U CN 201120068378 U CN201120068378 U CN 201120068378U CN 201953656 U CN201953656 U CN 201953656U
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Abstract
The utility model relates to an annular-pin structure type scroll compressor with a lubrication groove on the end face of a movable disc, comprising a casing (1), a fixed disc (2), the movable disc (2), an eccentric sleeve (4), a crankshaft (5) and a front cover (6). One end of the casing (1) is an exhaust end while the other end of the casing (1) is connected with the front cover (6), the movable disc (3) and the fixed disc (2) are mutually inserted and then arranged in the casing (1), the eccentric sleeve (4) is arranged on the movable disc (3) through a first bearing (10) and is connected with the crankshaft (5), the end of the crankshaft (5), provided with the eccentric sleeve (4), supports against a second bearing (11), the end face of the movable disc (3), opposite to the front cover (6), is provided with pins (13), the end face of the front cover (6), opposite to the movable disc (3), is provided with a gasket (14), and the gasket (14) is provided with round holes (12) with the same number as the pins (13), wherein the annular-pin structure type scroll compressor is characterized in that the end face of the movable disc (3), provided with the pins (13), is provided with radial oil charging grooves (31a) and annular oil distribution rings (31). The utility model has the advantages of simple structure, small weight, convenience for use, good lubrication effect and long service life.
Description
Technical field
The utility model relates to a kind of scroll compressor, and is especially a kind of simple in structure, and the scroll compressor that transmission efficiency is high, specifically a kind of Moving plate end face have the gasket-pin structure formula scroll compressor of oil groove.
Background technique
As everyone knows, in scroll compressor, make plane rocking in order to make Moving plate mutually in the drive of bent axle, must the restriction Moving plate can not rotation, mode at present commonly used has steel ball reorder two kinds of the structure of Zhu Quan and ring pin structures, Chinese patent 2006100405145,2008100236786 etc. all is reorder structures of Zhu Quan of the steel ball that adopts, this structure is in order to guarantee that wear resistance needs Moving plate end face and front end surface are installed additional stop ring, and because the volume of steel ball is bigger, therefore make the volume of scroll compressor strengthen, weight strengthens; Because the Ding Zhuquan of stationary balls is a thin-walled parts, processing and heat treatment deformation are big in addition, and be feasible low to the Location accuracy of steel ball, and the steel ball noise is big during the work of compressor.And volume, weight and running noise are used the significant of scroll compressor for automobile.Chinese patent 2007100254972 discloses a kind of typical ring pin structure, though this structure has overcome the steel ball volume and weight big problem that the pearl coil structures exists of reordering, but its used ring body is long-pending and wall thickness is too little, processing difficulties, need two pins of plug-in mounting owing in encircling during assembling, and the gap is very little between two pins, is subjected to the influence of setting angle, very a performance is in place several Zhu Quan of deciding simultaneously during installation.Chinese patent 2009102130850 discloses a kind of scroll compressor of gasket-pin structure, it has in light weight, processing, characteristics easy for installation, fundamentally solved the difficult problem that existing scroll compressor is installed, manufacturing efficiency and cost have obtained significantly reducing, what the rationed marketing circle adopted but the claimant finds the compressor of this gasket-pin structure is monolithic construction, exist friction to be lubricated between the end face of it and Moving plate, and because the directly filling lubricant oil of can't annotating herein, cause the operating mode of Moving plate longer, have a strong impact on the no failure operation life-span of compressor, be badly in need of being improved.
Summary of the invention
The purpose of this utility model is the relatively poor problem of greasy property that exists at the scroll compressor of existing gasket-pin structure formula, designs the gasket-pin structure formula scroll compressor that Moving plate end face that a kind of lubricant oil that can make full use of in the compressor medium is lubricated attrition surface has oil groove.
The technical solution of the utility model is:
A kind of Moving plate end face has the gasket-pin structure formula scroll compressor of oil groove, comprise casing 1, quiet dish 2, Moving plate 3, eccentric bushing 4, bent axle 5 and protecgulum 6, one end of casing 1 is an exhaust end, its the other end links to each other with protecgulum 6, be installed in the casing 1 after Moving plate 3 and quiet dish 2 interfix, eccentric bushing 4 is installed on the Moving plate 3 and with bent axle 5 by clutch shaft bearing 10 and links to each other, bent axle 5 is equipped with an end bearing of eccentric bushing 4 on second bearing 11, on Moving plate 3 and protecgulum 6 opposing end faces, pin 13 is installed, packing ring 14 is installed on protecgulum 6 and Moving plate 3 opposing end faces, packing ring 14 is provided with the circular hole 12 that equates with described pin 13 quantity, the end face that pin 13 is installed that it is characterized in that described Moving plate 3 is provided with radially oil-feed tank 31a and annular distribution oil ring 31, described radially oil-feed tank 31a along the degree of depth of Moving plate 3 axial directions the degree of depth greater than described annular distribution oil ring 31, the length along Moving plate 3 radial direction of described radially oil-feed tank 31a should be less than the radius of Moving plate 3.
The quantity of described radially oil-feed tank 31a is at least two, is symmetrically distributed on the end face circumference of Moving plate 3.
Described annular distribution oil ring 31 intersects with described radially oil-feed tank 31a, and the radius of promptly annular distribution oil ring 31 should deduct poor along Moving plate 3 length radially of oil-feed tank 31a radially greater than the radius of Moving plate 3.
The quantity of described annular distribution oil ring 31 is at least one, and has one at least with radially oil-feed tank 31a is crossing, promptly have at least the radius of an annular distribution oil ring 31 should deduct poor along Moving plate 3 length radially of oil-feed tank 31a radially, be connected by radial groove between the adjacent annular distribution oil ring greater than the radius of Moving plate 3.
The beneficial effects of the utility model:
The utility model is by introducing compressor medium gas between Moving plate and the packing ring, make full use of lubricant oil contained in the medium gas (oil content of general medium gas is about 5%) and realize lubricating rubbing surface, fundamentally improve the operating conditions of Moving plate, helped the operating life of anti-attrition, noise reduction and prolongation Moving plate.
The utility model is simple in structure, is easy to realize, and is easy to process, only need use common car pin and milling process can finish the processing of oil groove and distribution oil ring.
Description of drawings
Fig. 1 is the structural representation of the utility model when being applied to electric scroll compressor.
Fig. 2 is the perspective view of Moving plate of the present utility model.
Fig. 3 is packing ring of the present utility model and preceding cover attaching structure schematic representation.
Fig. 4 is the left view of Fig. 3.
Fig. 5 is the three-dimensional decomposition texture schematic representation of Fig. 1 of the present utility model.
Fig. 6 is the structural representation of the utility model when being applied to scroll compressor powered by conventional energy.
Fig. 7 is the sectional perspective decomposition texture schematic representation of Fig. 6.
Embodiment
Below in conjunction with drawings and Examples the utility model is further described.
Embodiment one.
Shown in Fig. 1-4.
A kind of Moving plate end face has the gasket-pin structure formula swirl motor compressor of oil groove, comprise casing 1, quiet dish 2, Moving plate 3, eccentric bushing 4, bent axle 5, protecgulum 6, motor casing 7 and bonnet 8, the assembling assumption diagram of the compressor of present embodiment as shown in Figure 1, three-dimensional exploded view as shown in Figure 5, one end of casing 1 is an exhaust end, its the other end links to each other with an end of protecgulum 6, the other end of protecgulum 6 links to each other with an end of motor casing 7, the other end of motor casing 7 links to each other with bonnet 8, bonnet 8 is provided with suction port 9, form a motor installation cavity 17 that communicates with suction port 9 between protecgulum 6 and the motor casing 7, be installed in the casing 1 after Moving plate 3 and quiet dish 2 interfix, one end of eccentric bushing 4 is installed on the Moving plate 3 by clutch shaft bearing 10, the other end of eccentric bushing 4 links to each other with the bent axle 5 that runs through protecgulum 6 and motor casing 7, bent axle 5 is equipped with an end bearing of eccentric bushing 4 on second bearing 11, its the other end also is bearing on the corresponding bearing, at least being equipped with among 3 pin 13(Fig. 2 on Moving plate 3 and protecgulum 6 opposing end faces is 4), on protecgulum 6 and Moving plate 3 opposing end faces, packing ring 14 is installed, at least offer 3 circular hole 12(such as Fig. 3 that match with pin 13 on the packing ring 14, shown in 4, the quantity of circular hole is 4), packing ring 14 is by being fixed on pin 19 location on the protecgulum, do not contact with the end face of protecgulum 6 after the length of pin 13 should guarantee to insert in the circular hole 12, the diameter of the circular hole of offering on the described packing ring 14 12 should equal the turning radius sum of the diameter and the Moving plate 3 of described pin 13.The end face that pin 13 is installed of Moving plate 3 is provided with radially oil-feed tank 31a and annular distribution oil ring 31, as shown in Figure 2, described radially oil-feed tank 31a along the degree of depth of Moving plate 3 axial directions the degree of depth greater than described annular distribution oil ring 31, the length along Moving plate 3 radial direction of described radially oil-feed tank 31a should be less than the radius of Moving plate 3, the quantity of described radially oil-feed tank 31a is at least two and be symmetrically distributed on the end face circumference of Moving plate 3 during concrete enforcement, the quantity of radially oil-feed tank 31a among Fig. 2 is 4, as can be seen from Figure 2, for the ease of oily is introduced the surface of contact of Moving plate and packing ring from oil-feed tank 31a radially, annular distribution oil ring 31 and described radially oil-feed tank 31a are intersected, be that the radius of annular distribution oil ring 31 should deduct poor along Moving plate 3 length radially of oil-feed tank 31a radially greater than the radius of Moving plate 3, if the quantity of annular distribution oil ring 31 is at one when above, has one at least with radially oil-feed tank 31a is crossing, promptly have at least the radius of an annular distribution oil ring 31 should deduct poor along Moving plate 3 length radially of oil-feed tank 31a radially greater than the radius of Moving plate 3, at this moment, can be connected by radial groove between the adjacent annular distribution oil ring.
In the engineering reality, the diameter of the circular hole of offering on the packing ring 14 12 preferably equals the diameter of described pin 13 and the turning radius sum of Moving plate 3 is added 0.01-0.15mm.On described bent axle 5, rotor 15 is installed, stator 16 be fixedly mounted on rotor 15 around and be arranged in protecgulum 6 and motor casing 7, described rotor 15 and stator 16 are brushless structure; As shown in Figure 1.In order to reduce air suction and noise, can can change traditional into the bearing of being with dust cover or the bearing that has sealing configuration by plain bearing by second bearing 11 of refrigeration agent during concrete enforcement, so that most of refrigerator is entered from air intake passage 18 in the air-inlet cavity on the Moving plate, this air intake passage 18 is positioned at the end of the protecgulum 6 that second bearing 11 is installed, and communicate with motor cavity 17, as Fig. 1, the opposite position place also is provided with the suction port that communicates with air intake passage accordingly on described packing ring 14.
On the air outlet 20 of described quiet dish 2 exhaust valve plate 21 is installed, in the outside of exhaust valve plate 21 lift banking stop 22 is installed, be provided with cushion pad 23 on the relative one side of described lift banking stop 22 and exhaust valve plate 21, this cushion pad 23 can be the plating rubber body.Effect by cushion pad 23 impacts the Strike note that lift banking stop 22 is produced in the time of can reducing exhaust valve plate 21 exhausts, further reduces exhaust noise.In addition, produce noise because of the outlet pressure rapid drawdown when reducing exhaust, the utility model is provided with annular gas dashpot 24 in air outlet 20, the while is provided with the annular noise reduction groove 25 that is used to reduce exhaust valve plate 21 and end face area of contact on the exterior edge face of the air outlet 20 of quiet dish 2.More than these measures not only greatly reduce noise, and improved the complete machine working efficiency of compressor.Present embodiment does not relate to part to be realized as prior aries that maybe can adopt all same as the prior art such as the control of dc brushless motor, wiring.
During concrete enforcement, pin 13 is also interchangeable with the mounting point of packing ring 14, is about to sell 13 and is installed on the protecgulum 6, and packing ring 14 is installed on the end face 3 of Moving plate.
Embodiment two.
Shown in Fig. 2,6,7.
A kind of Moving plate end face has the gasket-pin structure formula scroll compressor of oil groove, comprise casing 1, quiet dish 2, Moving plate 3, eccentric bushing 4, bent axle 5 and protecgulum 6 and clutch pack 23, clutch pack is installed on the input end of bent axle 5 and by belt and links to each other with motor, as shown in Figure 6, one end of casing 1 is an exhaust end, its the other end links to each other with protecgulum 6, be installed in the casing 1 after Moving plate 3 and quiet dish 2 interfix, on Moving plate 3 and protecgulum 6 opposing end faces, pin 13 is installed, packing ring 14 is installed on protecgulum 6 and Moving plate 3 opposing end faces, packing ring 14 is provided with the circular hole 12(that equates with described pin 13 quantity as shown in Figure 7), the end face that pin 13 is installed of packing ring 14 described Moving plates 3 is provided with radially oil-feed tank 31a and annular distribution oil ring 31, as shown in Figure 2, described radially oil-feed tank 31a along the degree of depth of Moving plate 3 axial directions the degree of depth greater than described annular distribution oil ring 31, the length along Moving plate 3 radial direction of described radially oil-feed tank 31a should be less than the radius of Moving plate 3.The quantity of described radially oil-feed tank 31a is at least two, is symmetrically distributed on the end face circumference of Moving plate 3.Described annular distribution oil ring 31 intersects with described radially oil-feed tank 31a, and the radius of promptly annular distribution oil ring 31 should deduct poor along Moving plate 3 length radially of oil-feed tank 31a radially greater than the radius of Moving plate 3.The quantity of described annular distribution oil ring 31 is at least one, and has one at least with radially oil-feed tank 31a is crossing, promptly have at least the radius of an annular distribution oil ring 31 should deduct poor along Moving plate 3 length radially of oil-feed tank 31a radially, be connected by radial groove between the adjacent annular distribution oil ring greater than the radius of Moving plate 3.
The utility model does not relate to the part prior art that maybe can adopt all same as the prior art to be realized.
Claims (4)
1. a Moving plate end face has the gasket-pin structure formula scroll compressor of oil groove, comprise casing (1), quiet dish (2), Moving plate (3), eccentric bushing (4), bent axle (5) and protecgulum (6), one end of casing (1) is an exhaust end, its the other end links to each other with protecgulum (6), be installed in the casing (1) after Moving plate (3) and quiet dish (2) interfix, on Moving plate (3) and protecgulum (6) opposing end faces, pin (13) is installed, in protecgulum (6)) with Moving plate (3) opposing end faces on packing ring (14) is installed, packing ring (14) is provided with the circular hole (12) that equates with described pin (13) quantity, the end face that pin (13) is installed that it is characterized in that described Moving plate (3) is provided with radially oil-feed tank (31a) and annular distribution oil ring (31), described radially oil-feed tank (31a) along the degree of depth of Moving plate (3) axial direction the degree of depth greater than described annular distribution oil ring (31), the length along Moving plate (3) radial direction of described radially oil-feed tank (31a) should be less than the radius of Moving plate (3).
2. Moving plate end face according to claim 1 has the gasket-pin structure formula scroll compressor of oil groove, it is characterized in that the quantity of described radially oil-feed tank (31a) is at least two, is symmetrically distributed on the end face circumference of Moving plate (3).
3. Moving plate end face according to claim 1 has the gasket-pin structure formula scroll compressor of oil groove, it is characterized in that described annular distribution oil ring (31) and described radially oil-feed tank (31a) intersect, the radius of promptly annular distribution oil ring (31) should deduct poor along Moving plate (3) length radially of oil-feed tank (31a) radially greater than the radius of Moving plate (3).
4. the gasket-pin structure formula scroll compressor that has oil groove according to claim 1 or 3 described Moving plate end faces, the quantity that it is characterized in that described annular distribution oil ring (31) is at least one, and has one at least with radially oil-feed tank (31a) is crossing, promptly have at least the radius of an annular distribution oil ring (31) should deduct poor along Moving plate (3) length radially of oil-feed tank (31a) radially, be connected by radial groove between the adjacent annular distribution oil ring greater than the radius of Moving plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200683787U CN201953656U (en) | 2011-03-16 | 2011-03-16 | Annular-pin structure type scroll compressor with lubrication groove on end face of movable disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200683787U CN201953656U (en) | 2011-03-16 | 2011-03-16 | Annular-pin structure type scroll compressor with lubrication groove on end face of movable disc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201953656U true CN201953656U (en) | 2011-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200683787U Expired - Lifetime CN201953656U (en) | 2011-03-16 | 2011-03-16 | Annular-pin structure type scroll compressor with lubrication groove on end face of movable disc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201953656U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103089622A (en) * | 2012-11-14 | 2013-05-08 | 柳州易舟汽车空调有限公司 | Scroll compressor |
| CN105074221A (en) * | 2013-04-08 | 2015-11-18 | 三电控股株式会社 | Scroll-type compressor |
-
2011
- 2011-03-16 CN CN2011200683787U patent/CN201953656U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103089622A (en) * | 2012-11-14 | 2013-05-08 | 柳州易舟汽车空调有限公司 | Scroll compressor |
| CN105074221A (en) * | 2013-04-08 | 2015-11-18 | 三电控股株式会社 | Scroll-type compressor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: NANJING AOTECAR NEW ENERGY TECHNOLOGY CO., LTD. Free format text: FORMER NAME: NANJING AOTECAR REFRIGERATING CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 210022 Daming Road 103, Jiangsu, Nanjing Patentee after: Nanjing Aotecar New Energy Technology Co., Ltd. Address before: 210022 Daming Road 103, Jiangsu, Nanjing Patentee before: Nanjing Aotecar Refrigerating Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110831 |