CN210799066U - Arrangement structure of engine cylinder block lubricating oil way - Google Patents
Arrangement structure of engine cylinder block lubricating oil way Download PDFInfo
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- CN210799066U CN210799066U CN201922122843.XU CN201922122843U CN210799066U CN 210799066 U CN210799066 U CN 210799066U CN 201922122843 U CN201922122843 U CN 201922122843U CN 210799066 U CN210799066 U CN 210799066U
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- oil
- oil duct
- duct
- groove
- crankshaft
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Abstract
The utility model discloses an arrangement structure of engine cylinder body lubricating oil circuit belongs to automobile engine technical field, is to the problem that the oil duct takes place easily at the position of shutoff to current connection oil duct and reveals and proposes, and it includes: the main oil duct is provided with a crankshaft oil duct used for engine oil to flow to a bearing seat, an oil groove is formed in the outer wall of the bearing seat and located in the middle of the main oil duct and extends towards the outer periphery of the bearing seat, the oil groove is communicated with the crankshaft oil duct and the bearing seat, a connecting oil duct is connected between the auxiliary oil duct and the oil groove, and the connecting oil duct is used for communicating the auxiliary oil duct, the oil groove, the bearing seat, the crankshaft oil duct and the main oil duct. The utility model discloses when having guaranteed the lubricated demand of engine cylinder body internal system, simplified the structure of cylinder body oil circuit, reduced manufacturing cost.
Description
The technical field is as follows:
the utility model belongs to the technical field of automobile engine, concretely relates to arrangement structure of engine cylinder body lubricating oil circuit.
Background art:
the engine oil path generally includes an oil pan, a strainer, an oil pump, an oil filter, a cylinder oil path, a cylinder head oil path, and the like, wherein the cylinder oil path includes an upper oil path, a main oil path, an oil hole for supplying a crankshaft, an oil path flowing to a piston cooling nozzle, and an oil path flowing to a cylinder head. With the development of engine technology, the structure of an engine is more and more compact, a piston cooling nozzle and a main oil gallery are arranged on two sides of the engine, an auxiliary oil gallery needs to be arranged at the moment to provide engine oil for the piston cooling nozzle, and in order to realize the communication between the auxiliary oil gallery and the main oil gallery, a connecting oil gallery is usually designed at the front end or the rear end of a cylinder body at present, the communication between the auxiliary oil gallery and the main oil gallery is realized by using the connecting oil gallery, and the connecting oil gallery needs to be blocked at last no matter cast or machined. The design has the disadvantage that the risk of oil leakage out of the engine at the position where the connecting oil passage is blocked is high, thereby affecting the use safety.
The utility model has the following contents:
the utility model provides an overcome above-mentioned defect, provide an arrangement structure of engine cylinder body lubricating oil circuit, this arrangement structure novel structure need not carry out the shutoff, can also avoid the problem of machine oil leakage simultaneously.
The utility model discloses a technical scheme lie in: an arrangement structure of an engine block lubrication oil passage, comprising: the main oil duct is provided with a crankshaft oil duct used for engine oil to flow to a bearing seat, an oil groove is formed in the outer wall of the bearing seat and located in the middle of the main oil duct and extends towards the outer periphery of the bearing seat, the oil groove is communicated with the crankshaft oil duct and the bearing seat, a connecting oil duct is connected between the auxiliary oil duct and the oil groove, and the connecting oil duct is used for communicating the auxiliary oil duct, the oil groove, the bearing seat, the crankshaft oil duct and the main oil duct.
Preferably, the connecting oil passage and the crankshaft oil passage are symmetrically arranged on two sides of the axis of the bearing block.
Preferably, the widths of the oil grooves are larger than the outer diameters of the crankshaft oil passage and the connecting oil passage.
Preferably, the radian of the groove shape of the oil groove is matched with the radian of the bearing seat.
Preferably, the depth of the oil groove is not less than the inner diameter of the connecting oil passage.
The utility model has the advantages that:
1. the utility model discloses an improvement point is for processing there is an oil groove on the bearing frame, be equipped with between vice oil duct and oil groove and be connected the oil duct, and bent axle oil duct and oil groove intercommunication, when machine oil passes through the bent axle oil duct from the main oil duct and flows to the bent axle, machine oil passes through the oil groove, connect oil duct flow direction vice oil duct, when machine oil flow direction bent axle in the oil groove and lubricate it, slide bearing also plays sealed effect to the oil groove with the bent axle, consequently, need not carry out extra shutoff operation to the oil groove, the shutoff manufacturing procedure has been saved promptly to this design, the risk of machine oil leakage that probably causes when also having avoided the shutoff simultaneously, owing to cancelled the process of shutoff processing, the production efficiency who makes engine cylinder body again obtains promoting.
2. The utility model discloses when having guaranteed the lubricated demand of engine cylinder body internal system, simplified the structure of cylinder body oil circuit, reduced manufacturing cost.
Description of the drawings:
fig. 1 is a schematic structural view of the present invention;
fig. 2 is a longitudinal sectional view of the present invention;
wherein: the oil cooling device comprises a main oil duct 1, an auxiliary oil duct 2, a bearing seat 3, a crankshaft oil duct 4, a connecting oil duct 5, an oil groove 6, a piston cooling nozzle oil duct 7, an upper oil duct 8, an engine oil cooler 9, a cylinder cover oil duct 10, a supercharger oil supply oil duct 11, a chain tensioner oil duct 12, an oil pressure sensor oil duct 13, a sliding bearing 14 and a crankshaft 15.
The specific implementation mode is as follows:
example 1
As shown in fig. 1 and 2, the utility model relates to an arrangement structure of engine cylinder block lubricating oil circuit, include: the oil-gas transmission device comprises a main oil gallery 1 arranged on an engine cylinder body, an auxiliary oil gallery 2 arranged in parallel with the main oil gallery 1, a connecting oil gallery 5, an oil groove 6, a piston cooling nozzle oil gallery 7, an upper oil gallery 8, a cylinder cover oil gallery 10, a supercharger oil supply oil gallery 11, a chain tensioner oil gallery 12 and an oil pressure sensor oil gallery 13.
Five bearing seats 3 which are arranged at intervals are machined on the engine cylinder body, and the bearing seats 3 are installation positions which are used for providing a running base for the sliding bearing 14 and are matched with the sliding bearing in a precise mode. The number of the crankshaft oil ducts 4 is five, one end of each crankshaft oil duct is communicated with the main oil duct 1, the other end of each crankshaft oil duct is communicated with one bearing seat 3, the crankshaft oil ducts 4 guide engine oil in the main oil duct 1 into the bearing seats 3 to provide the engine oil for the sliding bearings 14 and the crankshafts 15 installed in the sliding bearings 14, and the diameters of the five crankshaft oil ducts 4 are the same. An oil groove 6 is formed in the outer wall of the bearing seat 3 located in the middle of the main oil duct 1 in a extending mode in the peripheral direction of the outer wall, the radian of the groove type of the oil groove 6 is matched with the radian of the bearing seat 3, and the oil groove 6 can be formed by casting or machining. The oil groove 6 is simultaneously communicated with the crankshaft oil duct 4 and the bearing seat 3, a connecting oil duct 5 is connected between the auxiliary oil duct 2 and the oil groove 6, the connecting oil duct 5 and the crankshaft oil duct 4 are symmetrically arranged on two sides of the axis of the bearing seat 3, and the inner diameters of the connecting oil duct 5 and the crankshaft oil duct 4 are the same. The auxiliary oil duct 2, the oil groove 6, the bearing seat 3, the crankshaft oil duct 4 and the main oil duct 1 are communicated through the connecting oil duct 5, in order to enable the flowing amount of engine oil to be sufficient when the engine oil flows to the auxiliary oil duct 2, the groove width of the oil groove 6 is larger than or equal to the outer diameters of the crankshaft oil duct 4 and the connecting oil duct 5, and the depth of the oil groove 6 is not smaller than the inner diameter of the connecting oil duct 5.
Example 2
The working process is as follows:
the engine oil flowing process is as follows: the engine oil enters the engine oil cooler 9 from the upper oil channel 8, then flows out of the engine oil cooler 9 and enters the main oil channel 1, the engine oil in the main oil channel 1 respectively flows to a cylinder cover oil channel 10 at the front end of the main oil channel 1, an oil pressure sensor oil channel 13 at the side surface of the main oil channel 1 and five crankshaft oil channels 4 below the main oil channel 1, the five crankshaft oil channels 4 provide the engine oil for a sliding bearing 14 and a crankshaft 15 which are arranged in a corresponding bearing seat 3, and the first crankshaft oil channel 4 positioned at the front end of the cylinder body also provides engine oil for the chain tensioner oil channel 12 through the corresponding bearing seat 3, the crankshaft oil channel 4 positioned in the middle of the main oil channel 1 also provides the auxiliary oil channel 2 through the corresponding bearing seat 3, the oil groove 6 and the connecting oil channel 5, and the engine oil flows from the auxiliary oil channel 2 to the piston cooling nozzle oil channels 7 distributed on the auxiliary oil channel 2. When the complete machine is assembled, the sliding bearing 14 is installed in the bearing seat 3, the crankshaft 15 is installed in the sliding bearing 14, when the engine oil in the oil groove 6 flows to the crankshaft 15 and lubricates the crankshaft, the sliding bearing 14 and the crankshaft 15 also play a role in sealing the oil groove 6, so that the oil groove 6 is not required to be additionally plugged, the risk that the engine oil leaks out of the engine is avoided, the processing cost of an engine cylinder body is also reduced, and the production efficiency is improved.
The above description is only the preferred embodiments of the present invention, and these embodiments are all based on the present invention, and the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (5)
1. An arrangement structure of an engine block lubrication oil passage, comprising: the oil-saving engine is characterized in that an oil groove (6) is formed in the outer wall of the bearing seat (3) located in the middle of the main oil duct (1) and extends and is machined in the peripheral direction of the main oil duct (1), the oil groove (6) is simultaneously communicated with the crankshaft oil duct (4) and the bearing seat (3), a connecting oil duct (5) is connected between the auxiliary oil duct (2) and the oil groove (6), and the connecting oil duct (5) enables the auxiliary oil duct (2), the oil groove (6), the bearing seat (3), the crankshaft oil duct (4) and the main oil duct (1) to be communicated.
2. The arrangement structure of the engine block lubricating oil passage according to claim 1, characterized in that: the connecting oil duct (5) and the crankshaft oil duct (4) are symmetrically arranged on two sides of the axis of the bearing block (3).
3. The arrangement structure of the engine block lubricating oil passage according to claim 2, characterized in that: the width of the oil groove (6) is larger than the outer diameters of the crankshaft oil duct (4) and the connecting oil duct (5).
4. An arrangement of an engine block lubrication circuit as set forth in claim 3, wherein: the radian of the groove type of the oil groove (6) is matched with the radian of the bearing seat (3).
5. An arrangement of an engine block lubricating oil passage according to any one of claims 1 to 4, characterized in that: the depth of the oil groove (6) is not less than the inner diameter of the connecting oil channel (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922122843.XU CN210799066U (en) | 2019-12-02 | 2019-12-02 | Arrangement structure of engine cylinder block lubricating oil way |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922122843.XU CN210799066U (en) | 2019-12-02 | 2019-12-02 | Arrangement structure of engine cylinder block lubricating oil way |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210799066U true CN210799066U (en) | 2020-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922122843.XU Expired - Fee Related CN210799066U (en) | 2019-12-02 | 2019-12-02 | Arrangement structure of engine cylinder block lubricating oil way |
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| CN (1) | CN210799066U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112748039A (en) * | 2020-12-24 | 2021-05-04 | 哈尔滨东安汽车发动机制造有限公司 | Method for testing dilution ratio of engine oil of direct injection engine |
| CN114542233A (en) * | 2022-02-21 | 2022-05-27 | 重庆长安汽车股份有限公司 | Low-flow-resistance engine cylinder body lubricating oil channel arrangement structure |
-
2019
- 2019-12-02 CN CN201922122843.XU patent/CN210799066U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112748039A (en) * | 2020-12-24 | 2021-05-04 | 哈尔滨东安汽车发动机制造有限公司 | Method for testing dilution ratio of engine oil of direct injection engine |
| CN114542233A (en) * | 2022-02-21 | 2022-05-27 | 重庆长安汽车股份有限公司 | Low-flow-resistance engine cylinder body lubricating oil channel arrangement structure |
| CN114542233B (en) * | 2022-02-21 | 2024-05-14 | 重庆长安汽车股份有限公司 | Low-flow-resistance engine cylinder body lubricating oil duct arrangement structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200619 Termination date: 20201202 |