CN108223044A - A kind of lubricating oil pump oil inlet and oil return structure - Google Patents
A kind of lubricating oil pump oil inlet and oil return structure Download PDFInfo
- Publication number
- CN108223044A CN108223044A CN201711298382.0A CN201711298382A CN108223044A CN 108223044 A CN108223044 A CN 108223044A CN 201711298382 A CN201711298382 A CN 201711298382A CN 108223044 A CN108223044 A CN 108223044A
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- CN
- China
- Prior art keywords
- oil
- layer
- pressure
- pump
- oil return
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M1/00—Pressure lubrication
- F01M1/02—Pressure lubrication using lubricating pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M1/00—Pressure lubrication
- F01M1/16—Controlling lubricant pressure or quantity
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
Abstract
The present invention provides a kind of lubricating oil pump oil inlet and oil return structures, including oil return layer, pressure oil layer, partition board and safety valve, are fixedly connected between the oil return layer, partition board, pressure oil layer, safety valve is installed on the oil outlet end of pressure oil layer；Oil suction chamber is integrated on the oil return layer, integrates oil return layer oil outlet chamber on the pressure oil layer, oil is transported to oil return layer oil outlet chamber by the oil return layer by the oil outlet that the partition board is equipped with.The present invention has the advantage that：(1) the oil inlet oil pocket integrated oil pump pump housing is made full use of the wasted space of the lubricating oil pump pump housing by the present invention, realizes the Highgrade integration and compact designed of fuel pump structure, reduces lubricating oil pump volume；(2) safety valve is installed on pressure oil layer by the present invention, for when lubricating oil pump pressure oil layer outlet pressure is excessively high, machine oil to be discharged protection lubricating oil pump.
Description
Technical field
The invention belongs to machine oil pump technical field, more particularly, to a kind of lubricating oil pump oil inlet and oil return structure.
Background technology
For dry sump diesel engine, since engine sump tank does not integrate sump, to ensure in engine
Machine oil can timely be sucked back into sump during inclination, therefore dry sump diesel engine needs special scavenge oil pump for taking out
Take machine oil.
General scavenge oil pump needs individual oil inlet and oil return pipeline, for the machine oil of oil sump front and rear on oil sump to be drawn back machine
Fuel tank.Therefore, the pipeline of existing dry sump diesel engine scavenge oil pump oil inlet and oil return pipe is more complicated, and occupied space is big.
Invention content
In view of this, the present invention is directed to propose a kind of lubricating oil pump oil inlet and oil return structure, to realize lubricating oil pump oil inlet and oil return structure
Optimization.
In order to achieve the above objectives, the technical proposal of the invention is realized in this way：
A kind of lubricating oil pump oil inlet and oil return structure, including oil return layer, pressure oil layer, partition board and safety valve, the oil return layer, partition board,
It is fixedly connected between pressure oil layer, safety valve is installed on the oil outlet end of pressure oil layer；Oil suction chamber, the pressure are integrated on the oil return layer
Oil return layer oil outlet chamber is integrated on oil reservoir, oil is transported to oil return layer by the oil outlet that the partition board is equipped with and gone out by the oil return layer
Oil pocket.
Further, preceding oil outlet chamber, rear oil outlet chamber, oil return layer gear cavity are additionally provided on the oil return layer, is collected on oil return layer
Include preceding oil suction chamber and rear oil suction chamber into the oil suction chamber having；Preceding oil suction chamber and rear oil suction chamber are separately positioned on front and rear the two of oil return layer
End, and connect with the oil return layer gear cavity being arranged in the middle part of oil return layer, oil return layer gear cavity be arranged on oil return layer side before
Oil outlet chamber is connected with rear oil outlet chamber, and oil is transported to back by the preceding oil outlet chamber and rear oil outlet chamber by the oil outlet on the partition board
Oil reservoir oil outlet chamber.
Further, pressure oil layer gear cavity, pressure oil layer oil suction chamber, pressure oil layer oil outlet chamber are additionally provided on the pressure oil layer；Institute
Pressure oil layer oil suction chamber, pressure oil layer gear cavity and pressure oil layer oil outlet chamber is stated to be sequentially communicated；Oil return layer oil outlet chamber is integrated in pressure oil layer
Side；Safety valve is installed in the pressure oil layer oil outlet chamber of pressure oil layer.
Relative to the prior art, the present invention has the advantage that：
(1) the oil inlet oil pocket integrated oil pump pump housing is made full use of the wasted space of the lubricating oil pump pump housing, realized by the present invention
The Highgrade integration and compact designed of fuel pump structure reduce lubricating oil pump volume；
(2) safety valve is installed on pressure oil layer by the present invention, for when lubricating oil pump pressure oil layer outlet pressure is excessively high, by machine oil
Discharge protection lubricating oil pump.
Description of the drawings
The attached drawing for forming the part of the present invention is used to provide further understanding of the present invention, schematic reality of the invention
Example and its explanation are applied for explaining the present invention, is not constituted improper limitations of the present invention.In the accompanying drawings：
Fig. 1 is the schematic diagram of lubricating oil pump oil inlet and oil return structure described in the embodiment of the present invention.
Reference sign：
Oil return layer 101, pressure oil layer 102, partition board 103, safety valve 104, preceding oil suction chamber 1, rear oil suction chamber 2, preceding oil outlet chamber 3,
Oil outlet chamber 4, oil return layer gear cavity 5, pressure oil layer gear cavity 6, pressure oil layer oil suction chamber 7, pressure oil layer oil outlet chamber 8, oil return layer are fuel-displaced afterwards
Chamber 9.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
A kind of lubricating oil pump oil inlet and oil return structure, as shown in Figure 1, including oil return layer 101, pressure oil layer 102, partition board 103 and safety
Valve 104, the oil return layer 101, partition board 103, pressure oil layer 102 pass sequentially through bolt and are connected, and safety valve 104 is installed on by screw thread
102 oil outlet end of pressure oil layer；Oil suction chamber is integrated on the oil return layer 101, oil return layer oil outlet chamber 9 is integrated on the pressure oil layer 102,
Oil is transported to oil return layer oil outlet chamber 9 by the oil return layer 101 by the oil outlet that the partition board 103 is equipped with.
The oil return layer 101 is also integrated with preceding oil outlet chamber 3, rear oil outlet chamber 4, oil return layer gear cavity 5, collects on oil return layer 101
Include preceding oil suction chamber 1 and rear oil suction chamber 2 into the oil suction chamber having；Preceding oil suction chamber 1 and rear oil suction chamber 2 are separately positioned on oil return layer 101
Rear and front end, and the oil return layer gear cavity 5 with being arranged on the middle part of oil return layer 101 connects, and oil return layer gear cavity 5 and is arranged on back
The preceding oil outlet chamber 3 of 101 side of oil reservoir is connected with rear oil outlet chamber 4, and the preceding oil outlet chamber 3 and rear oil outlet chamber 4 pass through the partition board 103
Oil is transported to oil return layer oil outlet chamber 9 by the oil outlet being equipped with.
Pressure oil layer gear cavity 6, pressure oil layer oil suction chamber 7, pressure oil layer oil outlet chamber 8 are additionally provided on the pressure oil layer 102；The pressure
Oil reservoir oil suction chamber 7, pressure oil layer gear cavity 6 and pressure oil layer oil outlet chamber 8 are sequentially communicated；Oil return layer oil outlet chamber 9 is integrated in pressure oil layer 102
Side；Safety valve 104 is installed on by screw thread in the pressure oil layer oil outlet chamber 8 of pressure oil layer 102.
In machine oil pump work：
Lubricating oil pump oil return layer 101 will be before oil sump by the preceding oil suction chamber 1 and rear oil suction chamber 2 being integrated on the lubricating oil pump pump housing
Oil sump inner engine oil draws back the gear cavity 5 of oil return layer 101 afterwards, and the machine oil after the pressurization of gear cavity 5 passes through fuel-displaced before oil return layer 101
Chamber 3 and rear oil outlet chamber 4, across partition board 103 on the oilhole processed, after the oil return layer oil outlet chamber 9 of pressure oil layer 102 mixes, reach
Sump.
Machine oil in fuel tank is pumped into pressure oil layer gear cavity 6 by pressure oil layer oil suction chamber 7, pressurizes by pressure oil layer gear cavity 6
Afterwards, engine interior is arrived at by pressure oil layer oil outlet chamber 8.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (3)
1. a kind of lubricating oil pump oil inlet and oil return structure, it is characterised in that：Including oil return layer, pressure oil layer, partition board and safety valve, the oil return
It is fixedly connected between layer, partition board, pressure oil layer, safety valve is installed on the oil outlet end of pressure oil layer；Oil inlet is integrated on the oil return layer
Chamber, oil return layer oil outlet chamber is integrated on the pressure oil layer, and the oil return layer is transported oil by the oil outlet that the partition board is equipped with
To oil return layer oil outlet chamber.
2. a kind of lubricating oil pump oil inlet and oil return structure according to claim 1, it is characterised in that：Before being additionally provided on the oil return layer
Oil outlet chamber, rear oil outlet chamber, oil return layer gear cavity, the oil suction chamber being integrated on oil return layer include preceding oil suction chamber and rear oil suction chamber；Before
Oil suction chamber and rear oil suction chamber are separately positioned on the rear and front end of oil return layer, and the oil return layer gear cavity with being arranged in the middle part of oil return layer
Connection, oil return layer gear cavity are connected with the preceding oil outlet chamber and rear oil outlet chamber for being arranged on oil return layer side, and the preceding oil outlet chamber is with after
Oil is transported to oil return layer oil outlet chamber by oil outlet chamber by the oil outlet on the partition board.
3. a kind of lubricating oil pump oil inlet and oil return structure according to claim 1, it is characterised in that：Pressure is additionally provided on the pressure oil layer
Oil reservoir gear cavity, pressure oil layer oil suction chamber, pressure oil layer oil outlet chamber；The pressure oil layer oil suction chamber, pressure oil layer gear cavity and pressure oil layer go out
Oil pocket is sequentially communicated；Oil return layer oil outlet chamber is integrated in the side of pressure oil layer；Safety valve is installed on the pressure oil layer oil outlet chamber of pressure oil layer
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711298382.0A CN108223044A (en) | 2017-12-08 | 2017-12-08 | A kind of lubricating oil pump oil inlet and oil return structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711298382.0A CN108223044A (en) | 2017-12-08 | 2017-12-08 | A kind of lubricating oil pump oil inlet and oil return structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108223044A true CN108223044A (en) | 2018-06-29 |
Family
ID=62653408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711298382.0A Pending CN108223044A (en) | 2017-12-08 | 2017-12-08 | A kind of lubricating oil pump oil inlet and oil return structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108223044A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113944530A (en) * | 2021-08-30 | 2022-01-18 | 东风汽车集团股份有限公司 | Double-cavity two-stage oil pressure control oil pump |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6679692B1 (en) * | 2002-07-12 | 2004-01-20 | James J. Feuling | Oil pump |
| CN101517204A (en) * | 2006-10-27 | 2009-08-26 | 奥迪股份公司 | Internal combustion engine having a cylinder crankcase and a v-shaped cylinder configuration |
| CN102877911A (en) * | 2012-09-28 | 2013-01-16 | 重庆长安汽车股份有限公司 | Integrated oil pump assembly |
| CN103196025A (en) * | 2013-04-03 | 2013-07-10 | 中国兵器工业集团第七0研究所 | Integrated oil pump of diesel engine |
| CN205372032U (en) * | 2015-12-17 | 2016-07-06 | 内蒙古欧意德发动机有限公司 | Lubricating oil pump assembly |
| CN107191240A (en) * | 2017-07-10 | 2017-09-22 | 河南柴油机重工有限责任公司 | A kind of dry sump fueller suitable for high inclination-angle diesel engine |
-
2017
- 2017-12-08 CN CN201711298382.0A patent/CN108223044A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6679692B1 (en) * | 2002-07-12 | 2004-01-20 | James J. Feuling | Oil pump |
| CN101517204A (en) * | 2006-10-27 | 2009-08-26 | 奥迪股份公司 | Internal combustion engine having a cylinder crankcase and a v-shaped cylinder configuration |
| CN102877911A (en) * | 2012-09-28 | 2013-01-16 | 重庆长安汽车股份有限公司 | Integrated oil pump assembly |
| CN103196025A (en) * | 2013-04-03 | 2013-07-10 | 中国兵器工业集团第七0研究所 | Integrated oil pump of diesel engine |
| CN205372032U (en) * | 2015-12-17 | 2016-07-06 | 内蒙古欧意德发动机有限公司 | Lubricating oil pump assembly |
| CN107191240A (en) * | 2017-07-10 | 2017-09-22 | 河南柴油机重工有限责任公司 | A kind of dry sump fueller suitable for high inclination-angle diesel engine |
Non-Patent Citations (2)
| Title |
|---|
| 济南柴油机厂编: "《柴油机结构与使用》", 31 October 1990, 石油工业出版社 * |
| 骆清国，韩树，张更云，张志远，马志雄: "《车用内燃机构造》", 31 December 2005, 兵器工业出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113944530A (en) * | 2021-08-30 | 2022-01-18 | 东风汽车集团股份有限公司 | Double-cavity two-stage oil pressure control oil pump |
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| PB01 | Publication | ||
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Application publication date: 20180629 |