CN203214335U - Scroll compressor with oil baffle cover - Google Patents
Scroll compressor with oil baffle cover Download PDFInfo
- Publication number
- CN203214335U CN203214335U CN 201320158037 CN201320158037U CN203214335U CN 203214335 U CN203214335 U CN 203214335U CN 201320158037 CN201320158037 CN 201320158037 CN 201320158037 U CN201320158037 U CN 201320158037U CN 203214335 U CN203214335 U CN 203214335U
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- China
- Prior art keywords
- scroll compressor
- extension part
- blocking cover
- main shaft
- oil blocking
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- Expired - Lifetime
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Abstract
The utility model provides a scroll compressor with keep off oil cover, this scroll compressor includes: a housing; a movable scroll and a fixed scroll provided in the housing for compressing a cooling medium; a main shaft cooperating with the movable scroll to provide power to the movable scroll; the motor comprises a stator and a rotor, wherein the rotor and the main shaft are relatively fixedly arranged; a main bearing seat for supporting the main shaft in the housing; and a balance weight arranged to rotate with the main shaft. The scroll compressor further includes an oil dam for stopping the splashed lubricating oil. According to the utility model discloses a scroll compressor with keep off oil cover can avoid effectively or reduce at least to splash the lubricating oil of the low pressure intracavity of compressor through the balancing piece to the oil circulation volume of the lubricating oil of compressor has been reduced, and the compression efficiency of compressor has been improved.
Description
Technical field
The utility model relates to a kind of scroll compressor, more specifically, relates to a kind of scroll compressor with oil blocking cover.
Background technique
At present, air-conditioning system realizes the compression-expansion of heat transferring medium by compressor and circulates, thus the heat exchange between realization targeted environment and the external environment.When the compressed machine of heat exchanging medium flow was inner, the lubricant oil that is used for the rotary component of lubricated and cooling compressor inside may be mixed into heat transferring medium, contains a certain amount of lubricant oil in the medium that causes thus circulating in air-conditioning system.The content of the lubricant oil in the unit heat transferring medium that circulates in air-conditioning system is defined as oily circulating load, and bigger oily circulating load can reduce the working efficiency of air-conditioning system, so one of the target of compressor design is exactly to reduce oily circulating load.
Lubricant oil is used for moving elements such as lubricating bearings in the inner loop of compressor.The parts of lubricating oil that refluxes from moving element is applied active force by high speed rotor rotated parts, thereby splashes towards periphery from rotor part.When particularly being back on the parts such as equilibrium block from moving elements such as bearings when lubricant oil, the equilibrium block that rotates with main shaft applies very large centrifugal force to the lubricant oil that is positioned on the equilibrium block, thereby lubricant oil being splashed around equilibrium block at high speed.Wherein, a part of lubricant oil direction to main bearing seat under action of centrifugal force is splashed, and splashes to the direction of the compression chamber of scroll compressor by the through hole on the main bearing seat.Because the low-pressure cavity of scroll compressor is positioned at the position of main bearing seat top, therefore, the low-pressure cavity that the lubricant oil that splashes from equilibrium block enters compressor, and along with the air-breathing of compressor enters in the compression chamber.Obviously, this will increase the oily circulating load of compressor significantly.In addition, because lubricant oil is incompressible, the lubricant oil that therefore enters compression chamber also will reduce the compression ratio of compressor, reduce the compression efficiency of compressor.When compression chamber sucks relatively large lubricant oil, may make the compressor cisco unity malfunction, even more serious situation is may or decide vortex to moving vortex and produce damage.
Therefore, the prior art existence can reduce the oily circulating load of lubricant oil and the needs that improve the scroll compressor of compression efficiency effectively for a kind of.
The model utility content
According to an embodiment of the present utility model, a kind of scroll compressor with oil blocking cover is provided, this scroll compressor comprises: housing; Be arranged on the moving vortex that is used for the compression cooling medium in the housing and decide vortex; Cooperate in order to the main shaft of power is provided for moving vortex with moving vortex; The motor that comprises stator and rotor, rotor and main shaft relative fixed ground arrange; With the main bearing seat of main shaft supporting in housing; And be arranged to the equilibrium block that rotates with main shaft.Also comprise be used to the oil blocking cover that stops the lubricant oil that splashes according to scroll compressor of the present utility model.
In another embodiment according to scroll compressor of the present utility model, oil blocking cover is arranged to stop the lubricant oil edge from equilibrium block splashes to move towards the direction of main bearing seat.
According to another embodiment of scroll compressor of the present utility model, oil blocking cover is fully covering the projection of equilibrium block in this same plane perpendicular to the projection in the plane of the axial direction of main shaft.
According to another embodiment of scroll compressor of the present utility model, the outer periphery of oil blocking cover are surrounded equilibrium block along circumferential direction.
In another embodiment according to scroll compressor of the present utility model, oil blocking cover surrounds equilibrium block at least in part along the direction that is roughly parallel to the axial direction of main shaft.
According to another embodiment of scroll compressor of the present utility model, oil blocking cover surrounds equilibrium block along the radial direction of main shaft.
Going back among the embodiment according to scroll compressor of the present utility model, the roof that oil blocking cover comprises sidewall and extends towards the axial direction of main shaft from the top of sidewall, sidewall surrounds equilibrium block at least in part along the direction that is roughly parallel to the axial direction of main shaft.
According to another embodiment of scroll compressor of the present utility model, the edge of the close main shaft that end and the minimum range between the main shaft away from sidewall of the roof of oil blocking cover is less than or equal to equilibrium block and the minimum range between the main shaft.
In another embodiment according to scroll compressor of the present utility model, oil blocking cover is arranged on the main bearing seat.
According to another embodiment of scroll compressor of the present utility model, the shape of at least a portion of the roof of oil blocking cover conforms to the shape of the lower wall of main bearing seat.
In the also embodiment according to scroll compressor of the present utility model, the roof of oil blocking cover comprises base portion and first extension part that extends from the end away from sidewall of base portion downwards.
According to another embodiment of scroll compressor of the present utility model, first extension part forms and is basically perpendicular to base portion.
In another embodiment according to scroll compressor of the present utility model, the roof of oil blocking cover has second extension part, and second extension part extends towards the axial direction of main shaft from the end away from base portion of first extension part.
According to another embodiment of scroll compressor of the present utility model, second extension part forms and is basically perpendicular to first extension part.
In the also embodiment according to scroll compressor of the present utility model, the roof of oil blocking cover has the 3rd extension part, and the 3rd extension part extends downwards from the end away from first extension part of second extension part.
According to another embodiment of scroll compressor of the present utility model, the 3rd extension part forms and is basically perpendicular to second extension part.
In another embodiment according to scroll compressor of the present utility model, equilibrium block is arranged on the rotor of main shaft or motor.
According to another embodiment of scroll compressor of the present utility model, oil blocking cover has the assembly department about its axis symmetry.
In the also embodiment according to scroll compressor of the present utility model, between the assembly department of oil blocking cover and sidewall, be provided with strengthening rib.
Another embodiment according to scroll compressor of the present utility model is provided with seal ring between oil blocking cover and main bearing seat.
Can avoid effectively or reduce at least by equilibrium block according to the scroll compressor with oil blocking cover of the present utility model and be splashed to lubricant oil in the low-pressure cavity of compressor, thereby reduce the oily circulating load of the lubricant oil of compressor, and improve the compression efficiency of compressor.
Description of drawings
By the following embodiment part that provides with reference to accompanying drawing, can more be expressly understood feature and advantage of the present utility model, in the accompanying drawings:
Fig. 1 illustrates the partial sectional view that has the scroll compressor of oil blocking cover according to of the present utility model;
Fig. 2 is the perspective view that illustrates according to oil blocking cover of the present utility model;
Fig. 3 illustrates the partial sectional view that has the scroll compressor of oil blocking cover shown in Figure 2 according to of the present utility model, and wherein Fig. 3 dissects along the direction of the line A-A among Fig. 2;
Fig. 4 is the perspective view that illustrates according to another embodiment of oil blocking cover of the present utility model; And
Fig. 5 illustrates the partial sectional view that has the scroll compressor of oil blocking cover shown in Figure 4 according to of the present utility model, and wherein Fig. 5 dissects along the direction of the line B-B among Fig. 4.
Embodiment
With reference to the accompanying drawings exemplary embodiment of the present utility model is described in detail.Description to exemplary embodiment only is for serve exemplary purposes, and never is the restriction to the utility model and application or usage.
As shown in Figure 1, the partial sectional view that has the scroll compressor 10 of oil blocking cover 50 according to of the present utility model is shown, wherein, scroll compressor 10 is in the vertical operating position.Scroll compressor 10 comprises housing 12, be provided with in the inside of housing 12 be used to form compression chamber decide vortex 16 and moving vortex 14, the eccentric shaft 19 of the end of moving vortex 14 by being positioned at main shaft 18 drives.Eccentric shaft 19 converts rotatablely moving of main shaft 18 to the translation of moving vortex 14, moving vortex 14 and the compression chamber of deciding vortex 16 formation Volume Changes, thereby condensing agent steam is sent to hyperbaric chamber from low-pressure cavity, and is discharged to coolant circulating pipeline from scroll compressor 10.Main shaft 18 is bearing in the housing 12 of scroll compressor 10 by main bearing seat 26 in the vicinity of eccentric shaft 19, and the other end of main shaft 18 is bearing in the housing 12 by base bearing.The rotor 24 that is used for drive main spindle 18 motor rotating 20 is set together with main shaft 18 circumferential relative fixed ground, the stator 22 of motor 20 and housing 12 relative fixed setting.Because main shaft 18 is subjected to the influence of the centrifugal force of eccentric shaft 19 generations in rotary course, therefore need equilibrium block 28 be set at main shaft 18, in order to offset the centrifugal force that is produced by eccentric shaft 19.Certainly, equilibrium block 28 also can be arranged on the rotor 24 of motor 20, and it can serve the same role.
Further, for each rotary component that makes scroll compressor 10 is subjected to lubricated and cooling action in rotary course, be provided with grease channel 18-1 in the inside of main shaft 18, rotation along with main shaft 18, lubricant oil can flow along grease channel 18-1, and provides lubricated and cooling action by the arm 18-2 that is positioned on the main shaft 18 for main bearing 27.In addition, lubricant oil can also flow to the upper end portion of main shaft 18, and lubricates and cooling action for the driving bearing 15 that is positioned at eccentric shaft 19 places provides.In the working procedure of scroll compressor 10, the lubricant oil that flows through driving bearing 15 and main bearing 27 flows downward at the outer wall of the effect lower edge of gravity main shaft 18.When lubricant oil flows on the equilibrium block 28 on the rotor 24 that is arranged on main shaft 10 or motor 20, because equilibrium block 28 is away from the spin axis of main shaft 18, therefore the lubricant oil on the equilibrium block 28 can produce centrifugal force in rotary course, makes lubricant oil high-speed motion around the main shaft 18 thus.Thus, lubricant oil splashes around main shaft 18 under action of centrifugal force, also might pass main bearing seat 26 and enter in the low-pressure cavity of scroll compressor 10, is inhaled into thus in the compression chamber of scroll compressor 10.This can cause the increase of the oily circulating load of lubricant oil, thereby not only causes the loss of lubricant oil, and causes the compression efficiency of scroll compressor 10 to reduce owing to containing lubricant oil in air-breathing.
In order to reduce oily circulating load, main bearing seat 26 is provided with the oil blocking cover 50 that stops the lubricant oil that splashes.Advantageously, oil blocking cover 50 is arranged to stop the lubricant oil edge from equilibrium block 28 splashes to move towards the direction of main bearing seat 26.The outer periphery of oil blocking cover 50 are arranged to surround equilibrium block 28 along circumferential direction.That is to say that the outer periphery of oil blocking cover 50 are being positioned at equilibrium block 28 in the outside of the projection on same plane perpendicular to the projection in the plane of the axial direction of main shaft 18 along the radial direction of main shaft 18.Simultaneously, oil blocking cover 50 is fully covering the projection of equilibrium block 28 in same plane perpendicular to the projection in the plane of the axial direction of main shaft 18.Thus, the lubricant oil that the radial direction from equilibrium block 28 along main shaft is splashed can be stopped by oil blocking cover 50.Further, oil blocking cover 50 surrounds equilibrium block 28 at least in part along the direction that is roughly parallel to the axial direction of main shaft 18.That is to say that oil blocking cover 50 covers the projection of equilibrium block 28 in same plane at least in part at the plane inner projection perpendicular to the radial direction of main shaft 18.Thereby not only can guarantee to move up to main bearing seat 26 from the lubricant oil that equilibrium block 28 splashes, also save a certain amount of material for oil blocking cover 50.In addition, oil blocking cover 50 surrounds equilibrium block 28 along the radial direction of main shaft 18.Just oil blocking cover 50 is fully covering the projection of equilibrium block 28 in same plane perpendicular to the projection in the plane of the axial direction of main shaft 18.Like this, can guarantee to be stopped by oil blocking cover 50 from the lubricant oil that splashes apart from main shaft 18 nearest positions of equilibrium block 28.
According to embodiment of the present utility model, as shown in Figures 2 and 3, the roof 54 that oil blocking cover 50 comprises sidewall 52 and extends towards the axial direction of main shaft 18 from the top of sidewall 52.Sidewall 52 surrounds equilibrium block 28 at least in part along the direction of the axial direction that is roughly parallel to main shaft 18.In the working procedure of scroll compressor 10, since flow on the equilibrium block 28 lubricant oil usually under action of centrifugal force the position away from main shaft 18 in the upper end portion of equilibrium block 28 break away from equilibrium block 28, and splash towards periphery, therefore, because the underpart of sidewall 52 is lower than the upper end portion of equilibrium block 28 at the axial direction of main shaft 18, therefore this not only can stop splashing of lubricant oil, and has saved oil blocking cover 50 employed materials.In addition, in order further to improve stopping and collecting effect of 50 pairs of lubricant oil of oil blocking cover, the roof 54 of oil blocking cover 50 need be arranged so that the edge of the close main shaft 18 that end and the minimum range between the main shaft 18 away from sidewall 52 of roof 54 are less than or equal to equilibrium block 28 and the minimum range between the main shaft 18.That is to say that oil blocking cover 28 fully covers equilibrium block 28 in the radial direction main shaft 18, can guarantee thus because centrifugal force and being stopped by oil blocking cover 28 more from the lubricant oil that equilibrium block 28 splashes.
As Fig. 3 and shown in Figure 5, oil blocking cover 50 is fixed on the main bearing seat 26 by manner known in the art.Such as, oil blocking cover 50 is fixed on the lower wall of main bearing seat 26 by bolt, rivet or Bond.The shape of the roof 54 of oil blocking cover 50 can conform to the shape of the lower wall of main bearing seat 26, thereby can form the slit of shape of the lower wall of approximate main bearing seat 26 between the lower wall of the roof 54 of oil blocking cover 50 and main bearing seat 26.Selectively, between oil blocking cover 50 and main bearing seat 26, be provided with seal ring, thereby provide good sealing for oil blocking cover 50.Certainly, the shape of the roof 54 of oil blocking cover 50 can change according to the variation of the shape of the lower wall of main bearing seat 26.
In according to embodiment of the present utility model, as Fig. 2 and shown in Figure 4, oil blocking cover 50 comprises sidewall 52 and the roof 54 that extends towards the center of oil blocking cover 50 from the top of sidewall 52.Roof 54 comprises base portion 56 and first extension part 58 that extends from the end away from sidewall 52 of base portion 56 downwards.Advantageously, according to the exterior contour of the lower wall of main bearing seat 26, first extension part 58 is vertically formed substantially with base portion 56.The roof 54 of oil blocking cover 50 comprises that further second extension part, 60, the second extension parts 60 extend towards the center of oil blocking cover 50 from the end away from base portion 56 of first extension part 58.In the time of in oil blocking cover 50 is installed in scroll compressor 10, second extension part 60 extends towards the axial direction of main shaft 18.Advantageously, according to the exterior contour of the lower wall of main bearing seat 26, second extension part 60 forms and is basically perpendicular to first extension part 58.By forming second extension part 60, make and between the roof 54 of oil blocking cover 50 and main bearing seat 26, form the gap with length, make in addition oil blocking cover 50 main shaft 18 fully cover equilibrium block 28 in the radial direction, thereby improved the barrier effect of the lubricant oil that 50 pairs of oil blocking covers splash from equilibrium block 28.
Further, according to another embodiment of the present utility model, as shown in Figure 4 and Figure 5, the roof 54 of oil blocking cover 50 comprises that also the 3rd extension part 62, the three extension parts 62 extend from the end away from first extension part 58 of second extension part 60 downwards.Advantageously, according to the exterior contour of the lower wall of main bearing seat 26, the 3rd extension part 62 forms and is basically perpendicular to second extension part 60.Can further increase the length in the gap between the lower wall of the roof 54 of oil blocking cover 50 and main bearing seat 26 thus, and make that the shape of lower wall of the shape of roof 54 and main bearing seat 26 is more approaching, thereby further the lubricant oil for the slit between the lower wall of the roof 54 by oil blocking cover 50 and main bearing seat 26 provides resistance, reduces the amount of the lubricant oil that passes through.
Have the assembly department 66 that arranges symmetrically with respect to its axis according to oil blocking cover 50 of the present utility model, oil blocking cover 50 is arranged on the main bearing seat 26 by assembly department 66.Advantageously, assembly department 66 is provided with mounting hole, can utilize bolt or rivet to pass mounting hole on the assembly department 66 and the corresponding hole on the oil blocking cover 50 is fixed to oil blocking cover 50 on the main bearing seat 26.Advantageously, between the sidewall 52 of assembly department 66 and oil blocking cover 50, be provided with strengthening rib 68, as Fig. 3 and shown in Figure 5, can improve the intensity of assembly department 66 thus, thereby improve the installation strength of oil blocking cover 50 on main bearing seat 26.
Can prevent more effectively that according to the scroll compressor with oil blocking cover of the present utility model lubricant oil is splashed in the low-pressure cavity of compressor from equilibrium block under centrifugal action, thereby reduce the circulating load of lubricant oil.Under action of centrifugal force, oil droplet always moves along the direction in the outside of mind-set therefrom, and the amount that enters the lubricant oil the gap in is just more few so the opening in the gap between oil blocking cover and the main bearing seat the closer to the center, then splashes.Substantially flush with the edge of the close main shaft of equilibrium block or cross the edge of equilibrium block along the direction at the center of sensing according to the end at the close center of the roof of oil blocking cover of the present utility model, therefore the lubricant oil that sputters by equilibrium block can not enter the entrance in gap substantially.Therefore, reduce to enter the amount of lubricant oil of the low-pressure cavity of compressor effectively according to scroll compressor of the present utility model, thereby improved the utilization ratio of lubricant oil greatly, and improved the compression efficiency of scroll compressor.
Though with reference to illustrative embodiments the utility model is described, but be to be understood that, the utility model is not limited in the literary composition specific embodiment describing in detail and illustrate, under the situation that does not depart from claims institute restricted portion, those skilled in the art can make various modification and improvement to described exemplary embodiment.
Claims (24)
1. scroll compressor comprises:
Housing (12);
Moving vortex (14) and decide vortex (16), described moving vortex (14) and describedly decide vortex (16) to be arranged on described housing (12) interior for compressing cooling medium;
Main shaft (18), described main shaft (18) cooperates in order to provide power for described moving vortex (14) with described moving vortex (14);
Motor (20), described motor (20) comprise stator (22) and rotor (24), and described rotor (24) arranges with described main shaft (18) relative fixed ground;
Main bearing seat (26), described main bearing seat (26) is bearing in described main shaft (18) in the described housing (12); And
Equilibrium block (28), described equilibrium block (28) are arranged to described main shaft (12) rotation,
It is characterized in that described scroll compressor (10) comprises be used to the oil blocking cover that stops the lubricant oil that splashes (50).
2. scroll compressor as claimed in claim 1 (10), wherein, described oil blocking cover (50) is arranged to stop the lubricant oil that splashes from described equilibrium block (28) along the direction motion towards described main bearing seat (26).
3. scroll compressor as claimed in claim 2 (10), wherein, described oil blocking cover (50) is fully covering the projection of described equilibrium block (28) in described plane perpendicular to the projection in the plane of the axial direction of described main shaft (18).
4. scroll compressor as claimed in claim 2 (10), wherein, the outer periphery of described oil blocking cover (50) are surrounded described equilibrium block (28) along circumferential direction.
5. scroll compressor as claimed in claim 4 (10), wherein, described oil blocking cover (50) surrounds described equilibrium block (50) at least in part along the direction that is roughly parallel to the axial direction of described main shaft (18).
6. scroll compressor as claimed in claim 5 (10), wherein, described oil blocking cover (50) surrounds described equilibrium block (50) along the radial direction of described main shaft (18).
7. scroll compressor as claimed in claim 4 (10), wherein, the roof (54) that described oil blocking cover (50) comprises sidewall (52) and extends towards the axial direction of described main shaft (18) from the top of described sidewall (52), described sidewall (52) surrounds described equilibrium block (50) at least in part along the direction that is roughly parallel to the axial direction of described main shaft (18).
8. scroll compressor as claimed in claim 7 (10), wherein, the edge of end and the minimum range between the described main shaft (18) away from described sidewall (52) of the roof (54) of described oil blocking cover (50) the close described main shaft (18) that is less than or equal to described equilibrium block (28) and the minimum range between the described main shaft (18).
9. scroll compressor as claimed in claim 7 (10), wherein, described oil blocking cover (50) is arranged on the described main bearing seat (26).
10. scroll compressor as claimed in claim 9 (10), wherein, the shape of at least a portion of the roof (54) of described oil blocking cover (50) conforms to the shape of the lower wall of described main bearing seat (26).
11. scroll compressor as claimed in claim 10 (10), wherein, the roof (54) of described oil blocking cover (50) comprises base portion (56) and first extension part (58) that extends from the end away from described sidewall (52) of described base portion (56) downwards.
12. scroll compressor as claimed in claim 11 (10), wherein, described first extension part (58) forms and is basically perpendicular to described base portion (56).
13. scroll compressor as claimed in claim 11 (10), wherein, the roof (54) of described oil blocking cover (50) has second extension part (60), and described second extension part (60) extends towards the axial direction of described main shaft (18) from the end away from described base portion (56) of described first extension part (58).
14. scroll compressor as claimed in claim 13 (10), wherein, described second extension part (60) forms and is basically perpendicular to described first extension part (58).
15. scroll compressor as claimed in claim 12 (10), wherein, the roof (54) of described oil blocking cover (50) has second extension part (60), and described second extension part (60) extends towards the axial direction of described main shaft (18) from the end away from described base portion (56) of described first extension part (58).
16. scroll compressor as claimed in claim 15 (10), wherein, described second extension part (60) forms and is basically perpendicular to described first extension part (58).
17. scroll compressor as claimed in claim 13 (10), wherein, the roof (54) of described oil blocking cover (50) has the 3rd extension part (62), and described the 3rd extension part (62) extends downwards from the end away from described first extension part (58) of described second extension part (60).
18. scroll compressor as claimed in claim 17 (10), wherein, described the 3rd extension part (62) forms and is basically perpendicular to described second extension part (60).
19. scroll compressor as claimed in claim 16 (10), wherein, the roof (54) of described oil blocking cover (50) has the 3rd extension part (62), and described the 3rd extension part (62) extends downwards from the end away from described first extension part (58) of described second extension part (60).
20. scroll compressor as claimed in claim 19 (10), wherein, described the 3rd extension part (62) forms and is basically perpendicular to described second extension part (60).
21. as each the described scroll compressor (10) among the claim 1-20, wherein, described equilibrium block (28) is arranged on the rotor (24) of described main shaft (18) or described motor (20).
22. as each the described scroll compressor (10) among the claim 7-20, wherein, described oil blocking cover (50) has the assembly department (66) about its axis symmetry.
23. scroll compressor as claimed in claim 22 (10) wherein, is provided with strengthening rib (68) between the described assembly department (66) of described oil blocking cover (50) and described sidewall (52).
24. scroll compressor as claimed in claim 1 (10) wherein, is provided with seal ring between described oil blocking cover (50) and described main bearing seat (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320158037 CN203214335U (en) | 2013-04-01 | 2013-04-01 | Scroll compressor with oil baffle cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320158037 CN203214335U (en) | 2013-04-01 | 2013-04-01 | Scroll compressor with oil baffle cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203214335U true CN203214335U (en) | 2013-09-25 |
Family
ID=49203879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320158037 Expired - Lifetime CN203214335U (en) | 2013-04-01 | 2013-04-01 | Scroll compressor with oil baffle cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203214335U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108223370A (en) * | 2016-12-09 | 2018-06-29 | 艾默生环境优化技术(苏州)有限公司 | Scroll compressor having a discharge port |
| US10119464B2 (en) | 2016-03-11 | 2018-11-06 | Toyota Motor Engineering & Manufacturing North America, Inc. | Engine assembly having a cover |
-
2013
- 2013-04-01 CN CN 201320158037 patent/CN203214335U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10119464B2 (en) | 2016-03-11 | 2018-11-06 | Toyota Motor Engineering & Manufacturing North America, Inc. | Engine assembly having a cover |
| CN108223370A (en) * | 2016-12-09 | 2018-06-29 | 艾默生环境优化技术(苏州)有限公司 | Scroll compressor having a discharge port |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130925 |