CN115234638B - Engine bearing lubricating structure - Google Patents
Engine bearing lubricating structure Download PDFInfo
- Publication number
- CN115234638B CN115234638B CN202210921780.8A CN202210921780A CN115234638B CN 115234638 B CN115234638 B CN 115234638B CN 202210921780 A CN202210921780 A CN 202210921780A CN 115234638 B CN115234638 B CN 115234638B
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- Prior art keywords
- oil
- bearing
- cavity
- opening
- oil storage
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- 230000001050 lubricating effect Effects 0.000 title claims abstract description 49
- 238000003860 storage Methods 0.000 claims abstract description 61
- 238000005461 lubrication Methods 0.000 claims abstract description 27
- 230000000903 blocking effect Effects 0.000 claims abstract description 11
- 230000007704 transition Effects 0.000 claims description 20
- 238000003825 pressing Methods 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 239000000446 fuel Substances 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 9
- 239000003921 oil Substances 0.000 description 159
- 239000010687 lubricating oil Substances 0.000 description 11
- 238000010586 diagram Methods 0.000 description 4
- 239000010705 motor oil Substances 0.000 description 4
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000010030 laminating Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/042—Guidance of lubricant
- F16H57/0421—Guidance of lubricant on or within the casing, e.g. shields or baffles for collecting lubricant, tubes, pipes, grooves, channels or the like
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0467—Elements of gearings to be lubricated, cooled or heated
- F16H57/0469—Bearings or seals
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
Abstract
The invention provides a bearing lubricating structure of an engine, and belongs to the technical field of bearing lubrication. It has solved the poor problem of current bearing lubrication structure lubrication effect. The engine comprises a box body, wherein a bearing hole seat for installing a bearing is formed in the wall of the box body, a lubricating structure comprises an oil storage cavity and an oil guide hole, the oil storage cavity is provided with an opening for oil to drop in, the opening is blocked by an oil blocking block along the bottom of the vertical direction, one end of the oil guide hole is communicated with the oil storage cavity, and the other end of the oil guide hole is communicated with the bearing cavity enclosed by the bearing hole seat. The engine bearing lubricating structure has the advantage of good lubricating effect.
Description
Technical Field
The invention belongs to the technical field of bearing lubrication, and relates to an engine bearing lubrication structure.
Background
The bearing lubrication mode comprises forced lubrication and non-forced lubrication, wherein the forced lubrication mode is to arrange an oil passage in the box body, engine oil enters the oil passage in the box body through an engine oil pump, engine oil in the oil passage enters the bearing mounting hole of the box body again to lubricate the bearing, and the non-forced lubrication mode is to lubricate the bearing by utilizing engine oil splashed and accumulated on the inner wall of the box body to flow into the bearing.
The prior bearing non-forced lubrication structure, for example, the Chinese patent literature data discloses a bearing lubrication structure of the gear shaft end of an engine [ application number: 200710093001.5; publication No.: CN101158300a ], a radial oil groove is provided at the inner end of the outer ring of the bearing for installing the gear shaft, a radial groove communicated with the radial oil groove on the bearing is provided on the bearing hole seat on the inner wall of the engine case, two reinforcing ribs and the bearing hole seat enclose a wall cavity for accumulating splash oil drops, and the radial groove on the bearing hole seat is communicated with the lowest part in the wall cavity.
According to the lubricating structure of the structure, a radial oil groove is required to be formed in the inner end of the outer ring of the bearing, namely, the structure of the bearing is required to be changed; meanwhile, in the lubricating structure of the structure, when the oil in the wall cavity passes through the oil groove, the oil can directly flow back to the oil storage position of the box body through the notch of the oil groove, the oil in the wall cavity has the problem of leakage, the part of oil does not have the effect of lubricating the bearing, and the oil quantity of the oil in the wall cavity flowing to the bearing is reduced, so that the bearing cannot be lubricated by enough lubricating oil, and the lubricating effect of the bearing is poor.
Disclosure of Invention
The invention aims at solving the problems in the prior art, and provides an engine bearing lubricating structure which solves the technical problem of improving the lubricating effect of a bearing.
The aim of the invention can be achieved by the following technical scheme: the utility model provides an engine bearing lubricating structure, the engine includes the box, have the bearing hole seat that is used for installing the bearing in the box wall, its characterized in that, lubricating structure is including the oil storage chamber and the oil guide hole that are arranged in the box wall, the oil storage chamber has the opening that the fuel feeding drip got into, the bottom of opening along vertical direction is through the shutoff of fender oil block, the one end and the oil storage chamber of oil guide hole are linked together, and the other end is linked together with the bearing chamber that the bearing hole seat encloses.
The oil drops splashed in the box body enter the oil storage cavity through the opening, the bottom of the opening of the oil storage cavity is blocked by the oil blocking block, so that the oil drops entering the oil storage cavity are prevented from leaking outwards, all the oil drops entering the oil storage cavity are guaranteed to flow to the bearing cavity through the oil guide hole, enough lubricating oil is guaranteed to lubricate the bearing, the lubricating effect of the bearing is improved, and the bearing cannot be damaged. The oil baffle blocks are independently arranged, so that the die is convenient to withdraw during box processing, and meanwhile, the lubricating structure does not need to be specially provided with a lubricating oil duct for a bearing, so that the lubricating structure is simple in structure.
In the above engine bearing lubricating structure, a rotatable bevel gear is arranged in the shell, the bevel gear is located under the opening of the oil storage cavity along the vertical direction, the center line of the bevel gear is perpendicular to the opening direction of the oil storage cavity, and oil drops which are rotationally thrown by the bevel gear can enter the oil storage cavity through the opening. The bevel gear rotates to drive lubricating oil, the bevel gear can throw out the lubricating oil along the tangential direction under the action of centrifugal force to form oil drops, the oil drops can be thrown into the oil storage cavity through the opening, and the oil drops in the oil storage cavity flow to the bearing cavity through the diversion hole, so that the lubricating effect of the bearing is ensured.
In the above-mentioned engine bearing lubricating structure, the oil retaining block includes the embedded part and the oil retaining part of an organic whole setting, the top of oil retaining part is located the top of embedded part along vertical direction, embedded part embedding and sealed fixing are in the bottom of oil storage chamber, oil retaining part and opening are along the sealed laminating of the chamber wall of oil storage chamber of vertical direction bottom department. This kind of structure improves the sealing area of fender oil block, guarantees to enter into the oil droplet in the oil storage chamber and does not expose, and the top of fender oil portion is located the top of embedding portion along vertical direction, guarantees that the fender oil block can keep off the oil droplet in the oil storage chamber, makes the oil droplet that enters into in the oil storage chamber only can enter into the bearing chamber through leading the oilhole, improves the lubricated effect of bearing.
In the engine bearing lubricating structure, the opening is formed along the edge of the outer side of the bearing hole seat, and the length of the oil blocking part along the opening direction is 1/4-1/2 of the length of the opening. This kind of structure makes the oil storage chamber be close to the bearing more, makes this lubricating structure compact structure, reduces the space that this lubricating structure occupy, makes the oil retaining part can block the oil droplet in the oil storage chamber and leak outward, and can not hinder the oil droplet to enter into in the oil storage chamber.
In the above-mentioned engine bearing lubricating structure, have the stopper that the protrusion set up on the chamber wall of oil storage chamber, keep off oily portion and support and lean on the stopper, the embedding portion is located the below of stopper along vertical direction. The setting of stopper plays the effect of blockking up, prevents that the oil retaining piece indent from entering into the oil storage chamber, makes the oil retaining piece install in place, makes the oil droplet in the oil storage chamber not expose, improves the lubrication effect of bearing.
In the above-mentioned engine bearing lubricating structure, the box includes first casing and second casing, the oil storage chamber is arranged in first casing, the second casing is close to the closing shoe that the border department of first casing had the protrusion to set up, works as first casing and second casing pass through the fastener laminating and link firmly, the closing shoe compresses tightly on the fender oil block. The compressing block plays a role in compressing, prevents the oil baffle block from falling out of the oil storage cavity, enables the oil baffle block to be installed in place, enables oil drops in the oil storage cavity not to be exposed, and improves the lubrication effect of the bearing.
In the engine bearing lubricating structure, the middle of the bearing cavity is provided with a concave transition cavity for supporting the bearing, and the oil guide hole is communicated with the transition cavity. The structure ensures that oil drops in the oil storage cavity enter the transition cavity through the oil guide hole, and the setting of the transition cavity ensures that all the oil drops can return to the oil storage position of the box body only through the bearing or the gap between the bearing and the shaft, so that all the oil drops in the oil storage cavity have lubrication effect on the bearing, and the lubrication effect of the lubrication structure is improved.
In the engine bearing lubricating structure, the cross section of the transition cavity along the radial direction of the bearing hole seat is circular, and the inner diameter of the transition cavity is smaller than or equal to the inner diameter of the bearing inner ring. The arrangement of the transition cavity does not reduce the axial abutting area of the bearing and the stability of the bearing.
In the above-mentioned engine bearing lubricating structure, the lubricating structure still includes the wall chamber that the recess set up in the box with a plurality of recess set up on the outer terminal surface of bearing hole seat cross the oil groove, the wall chamber surrounds the outside border arrangement of bearing hole seat, cross the both ends of oil groove and run through the inner peripheral face and the outer peripheral face of bearing hole seat respectively. The wall cavity and the oil passing groove play a further role in lubrication, so that oil drops at the edge of the bearing Kongzhou flow to the bearing as much as possible, and the lubrication effect of the bearing is improved.
In the engine bearing lubricating structure, the lubricating structure further comprises an oil filling hole penetrating through the box body, the inner end of the oil filling hole is communicated with the oil storage cavity, the outer end of the oil filling hole penetrates through the box body, the outer end of the oil filling hole is plugged through a plug in a detachable mode, and the central axis of the oil filling hole coincides with the central axis of the oil guide hole. If necessary, lubricating oil can be injected inwards through the oil injection hole, so that the oil storage cavity and the transition cavity are ensured to have enough lubricating oil, and the lubricating effect of the bearing is ensured; meanwhile, the oil hole is formed, so that the oil guide hole is convenient to process.
Compared with the prior art, the engine bearing lubricating structure provided by the invention has the following advantages:
1. the lubricating structure ensures that oil drops thrown into the oil storage cavity are not leaked outside by arranging the oil baffle block, ensures that enough oil drops flow to the bearing cavity through the oil guide hole, plays a lubricating role on the bearing, improves the lubricating effect of the bearing and ensures that the bearing cannot be damaged.
2. The setting of this lubricating structure oil retaining piece makes the box draw back the mould convenient during processing, and this lubricating structure need not to set up the lubrication oil duct to the bearing specially simultaneously, makes this lubricating structure simple structure.
Drawings
Fig. 1 is a state diagram of the engine bearing lubrication structure in use.
Fig. 2 is a schematic diagram of the overall structure of the bearing lubrication structure.
Fig. 3 is a schematic diagram of the whole structure of the bearing lubricating structure without the oil baffle.
Fig. 4 is a schematic diagram of the overall structure of the oil baffle block of the bearing lubrication structure.
Fig. 5 is an exploded view of the engine case.
In the figure, 1, a box body; 101. a first housing; 102. a second housing; 2. a bearing; 3. a bearing hole seat; 31. a bearing cavity; 4. an oil storage chamber; 41. an opening; 5. an oil guide hole; 6. an oil block; 61. an embedding part; 62. an oil blocking part; 7. a limiting block; 8. a compaction block; 9. a transition chamber; 10. a wall cavity; 11. passing through an oil groove; 12. an oil filling hole; 13. a plug; 14. bevel gears.
Detailed Description
The following are specific embodiments of the present invention and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1, 2 and 3, the engine comprises a box body 1, a bearing hole seat 3 for installing a bearing 2 is arranged in the wall of the box body 1, and the lubricating structure comprises an oil storage cavity 4 and an oil guide hole 5 which are arranged in the wall of the box body 1, a wall cavity 10 which is concavely arranged in the box body 1, an oil passing groove 11 which is concavely arranged on the outer end surface of the bearing hole seat 3 and an oil injection hole 12 which penetrates through the shell.
The box 1 is internally provided with a rotatable bevel gear 14, the bevel gear 14 is positioned under an opening 41 of the oil storage cavity 4 along the vertical direction, the oil storage cavity 4 is provided with an opening 41 for splashed oil drops to enter, the center line of the bevel gear 14 is vertical to the opening 41 of the oil storage cavity 4, the oil drops which are thrown by the rotation of the bevel gear 14 can enter the oil storage cavity 4 through the opening 41, one end of the oil guide hole 5 is communicated with the bottom of the oil storage cavity 4, and the other end of the oil guide hole is communicated with a bearing cavity 31 surrounded by the bearing hole seat 3. The opening 41 of the oil storage cavity 4 is arranged along the edge of the outer side of the bearing hole seat 3, and the bottom of the opening 41 in the vertical direction is blocked by the oil blocking block 6. Specifically, as shown in fig. 4, the oil deflector 6 includes an embedded portion 61 and an oil deflector 62 which are integrally provided, the top of the oil deflector 62 is located above the embedded portion 61 in the vertical direction, the embedded portion 61 is embedded and sealed in the oil storage chamber 4, and the oil deflector 62 is in sealing engagement with the chamber wall of the oil storage chamber 4 at the bottom of the opening 41 in the vertical direction. In the present embodiment, the length of the oil blocking portion 62 along the direction of the opening 41 is 1/3 of the length of the opening 41, and in actual production, the length of the oil blocking portion 62 along the direction of the opening 41 is 1/4 or 1/2 of the length of the opening 41.
The wall of the oil storage cavity 4 is provided with a limiting block 7 which is arranged in a protruding mode, the oil blocking part 62 is abutted against the limiting block 7, and the embedded part 61 is located below the limiting block 7 in the vertical direction. As shown in fig. 5, the case 1 includes a first housing 101 and a second housing 102, the oil storage chamber 4 is located in the first housing 101, the edge of the second housing 102 near the first housing 101 has a pressing block 8 protruding, and when the first housing 101 and the second housing 102 are attached and fastened by a fastener such as a bolt, the pressing block 8 abuts against the oil baffle 6.
The wall cavity 10 is arranged around the outer side edge of the bearing hole seat 3, and two ends of the oil passing groove 11 penetrate through the inner circumferential surface and the outer circumferential surface of the bearing hole seat 3 respectively. The inner end of the oil filling hole 12 is communicated with the oil storage cavity 4, the outer end penetrates through the box body 1, the outer end of the oil filling hole 12 is detachably plugged through the plug 13, and the central axis of the oil filling hole 12 coincides with the central axis of the oil guide hole 5. The middle of the bearing cavity 31, which is used for the bearing 2 to lean against, is provided with a transition cavity 9 which is concavely arranged, and the oil guide hole 5 is communicated with the transition cavity 9. The cross section of the transition cavity 9 along the radial direction of the bearing hole seat 3 is circular, in this embodiment, the inner diameter of the transition cavity 9 is equal to the inner diameter of the inner ring of the bearing 2, and in actual production, the inner diameter of the transition cavity 9 may be smaller than the inner diameter of the inner ring of the bearing 2.
During operation, the bevel gear 14 rotates to drive lubricating oil and whip the lubricating oil into oil drops, part of the oil drops enter the oil storage cavity 4 through the opening 41, then flow to the transition cavity 9 and then flow to the bearing cavity 31 through the oil guide hole 5, so that the bearing 2 is lubricated, and the bearing 2 is lubricated from inside to outside. At the same time as the above process, part of the lubricating oil flows into the wall cavity 10 and then enters the bearing cavity 31 through the oil passing groove 11, and the lubricating effect is provided for the bearing 2 from outside to inside. The lubricating oil eventually flows into the inside of the tank 1 to form a circulation.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although terms such as the case 1, the first case 101, the second case 102, the bearing 2, the bearing housing 3, the bearing chamber 31, the oil storage chamber 4, the opening 41, the oil guide hole 5, the oil baffle 6, the embedded portion 61, the oil baffle 62, the stopper 7, the pressing block 8, the transition chamber 9, the wall chamber 10, the oil passing groove 11, the oil injection hole 12, the plug 13, the bevel gear 14 are used more herein, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the invention; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present invention.
Claims (8)
1. An engine bearing lubricating structure, the engine includes the box (1), bearing hole seat (3) used for installing the bearing (2) is equipped with in the wall of box (1), characterized by, lubricating structure includes oil storage chamber (4) and oil guide hole (5) that are located in the wall of box (1), oil storage chamber (4) have opening (41) that the fuel feeding drip got into, opening (41) are in the bottom of vertical direction through fender oil block (6) shutoff, oil guide hole (5) one end is linked together with oil storage chamber (4), the other end is linked together with bearing cavity (31) that the bearing hole seat (3) encloses, be equipped with rotatable bevel gear (14) in box (1), bevel gear (14) are located in the vertical direction under oil storage chamber (4) opening (41), the central line of bevel gear (14) is perpendicular with oil storage chamber (4) opening (41) orientation, the rotatory oil drip of bevel gear (14) can be through opening (41) into oil storage chamber (4), fender oil block (6) are located the fixed in the embedded in the top of the embedded part (61) along the fixed part (61) of embedded in the top of the embedded part (61), the oil blocking part (62) is in sealing fit with the cavity wall of the oil storage cavity (4) at the bottom of the opening (41) along the vertical direction.
2. An engine bearing lubrication structure according to claim 1, wherein the opening (41) is provided along the outer edge of the bearing hole seat (3), and the length of the oil blocking portion (62) along the direction of the opening (41) is 1/4-1/2 of the length of the opening (41).
3. An engine bearing lubrication structure according to claim 1 or 2, characterized in that the wall of the oil storage chamber (4) is provided with a protruding stopper (7), the oil blocking part (62) is abutted against the stopper (7), and the embedded part (61) is located below the stopper (7) in the vertical direction.
4. An engine bearing lubricating structure according to claim 1 or 2, characterized in that the box body (1) comprises a first shell (101) and a second shell (102), the oil storage cavity (4) is located in the first shell (101), the second shell (102) is provided with a pressing block (8) which is arranged in a protruding manner at the edge close to the first shell (101), and when the first shell (101) and the second shell (102) are attached and fixedly connected through a fastener, the pressing block (8) is pressed on the oil baffle block (6).
5. An engine bearing lubrication arrangement according to claim 1 or 2, characterized in that the bearing chamber (31) has a concavely arranged transition chamber (9) in the middle of the chamber bottom against which the bearing (2) rests, and that the oil guiding hole (5) communicates with the transition chamber (9).
6. An engine bearing lubrication structure according to claim 5, wherein the cross section of the transition cavity (9) along the radial direction of the bearing hole seat (3) is circular, and the inner diameter of the transition cavity (9) is smaller than or equal to the inner diameter of the inner ring of the bearing (2).
7. An engine bearing lubricating structure according to claim 1 or 2, characterized in that the lubricating structure further comprises a wall cavity (10) concavely arranged in the box body (1) and a plurality of oil passing grooves (11) concavely arranged on the outer end face of the bearing hole seat (3), the wall cavity (10) is arranged around the outer side edge of the bearing hole seat (3), and two ends of the oil passing grooves (11) respectively penetrate through the inner peripheral face and the outer peripheral face of the bearing hole seat (3).
8. An engine bearing lubricating structure according to claim 1 or 2, characterized in that the lubricating structure further comprises an oil filling hole (12) penetrating through the box body (1), the inner end of the oil filling hole (12) is communicated with the oil storage cavity (4), the outer end of the oil filling hole penetrates through the box body (1), the outer end of the oil filling hole (12) is detachably plugged through a plug (13), and the central axis of the oil filling hole (12) coincides with the central axis of the oil guide hole (5).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210921780.8A CN115234638B (en) | 2022-08-02 | 2022-08-02 | Engine bearing lubricating structure |
| PCT/CN2023/105621 WO2024027441A1 (en) | 2022-08-02 | 2023-07-04 | Engine bearing lubricating structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210921780.8A CN115234638B (en) | 2022-08-02 | 2022-08-02 | Engine bearing lubricating structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115234638A CN115234638A (en) | 2022-10-25 |
| CN115234638B true CN115234638B (en) | 2024-03-26 |
Family
ID=83676768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210921780.8A Active CN115234638B (en) | 2022-08-02 | 2022-08-02 | Engine bearing lubricating structure |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN115234638B (en) |
| WO (1) | WO2024027441A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115234638B (en) * | 2022-08-02 | 2024-03-26 | 浙江钱江摩托股份有限公司 | Engine bearing lubricating structure |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB152525A (en) * | 1919-10-25 | 1920-10-21 | Benjamin Seward Mcclellan | Improvements in journal bearings and compressors provided therewith |
| CN202091145U (en) * | 2011-05-18 | 2011-12-28 | 加西贝拉压缩机有限公司 | Crankshaft counterweight structure for controlling lubricating oil splash used in refrigeration compressor |
| CN205823369U (en) * | 2016-07-25 | 2016-12-21 | 重庆宗申通用动力机械有限公司 | A kind of vertical shaft general gasoline engine and crankcase case lid crankshaft bearing lubrication system thereof |
| CN209557627U (en) * | 2018-12-26 | 2019-10-29 | 重庆越博传动系统有限公司 | Ventilation lubrication system for new-energy automobile speed changer |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115234638B (en) * | 2022-08-02 | 2024-03-26 | 浙江钱江摩托股份有限公司 | Engine bearing lubricating structure |
-
2022
- 2022-08-02 CN CN202210921780.8A patent/CN115234638B/en active Active
-
2023
- 2023-07-04 WO PCT/CN2023/105621 patent/WO2024027441A1/en unknown
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB152525A (en) * | 1919-10-25 | 1920-10-21 | Benjamin Seward Mcclellan | Improvements in journal bearings and compressors provided therewith |
| CN202091145U (en) * | 2011-05-18 | 2011-12-28 | 加西贝拉压缩机有限公司 | Crankshaft counterweight structure for controlling lubricating oil splash used in refrigeration compressor |
| CN205823369U (en) * | 2016-07-25 | 2016-12-21 | 重庆宗申通用动力机械有限公司 | A kind of vertical shaft general gasoline engine and crankcase case lid crankshaft bearing lubrication system thereof |
| CN209557627U (en) * | 2018-12-26 | 2019-10-29 | 重庆越博传动系统有限公司 | Ventilation lubrication system for new-energy automobile speed changer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115234638A (en) | 2022-10-25 |
| WO2024027441A1 (en) | 2024-02-08 |
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