CN202578818U - Engine cylinder lubricating oil circuit - Google Patents
Engine cylinder lubricating oil circuit Download PDFInfo
- Publication number
- CN202578818U CN202578818U CN 201220067769 CN201220067769U CN202578818U CN 202578818 U CN202578818 U CN 202578818U CN 201220067769 CN201220067769 CN 201220067769 CN 201220067769 U CN201220067769 U CN 201220067769U CN 202578818 U CN202578818 U CN 202578818U
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- oil
- cylinder
- communicated
- oil groove
- lubricating oil
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Abstract
The utility model provides an engine cylinder lubricating oil circuit, belongs to the technical field of automobiles, and solves the problem that people need to design other mold cores in casting of the engine lubricating oil circuit of the prior art. A cylinder comprise a cylinder body and a crankcase; the lubricating oil circuit comprises an oil supply passage arranged in the cylinder body and a communicated oil groove arranged on the bottom surface of the cylinder body, the oil supply passage is communicated with the communicated oil groove, the communicated oil groove is provided with ends in the number the same with that of main bearing mounting portions of the cylinder, and the ends of the communicated oil groove correspond to the main bearing mounting portions of the cylinder one by one. The communicated oil groove and an oil flow groove of the lubricating oil circuit are respectively arranged on the end face of the cylinder and the end face of the crankcase, design of the other mold cavities is omitted during casting, and casting cost and assembling cost of follow-up parts are saved.
Description
Technical field
The utility model belongs to automobile technical field, relates to a kind of lubricating cylinders oil circuit, particularly a kind of engine cylinder-body lubricating oil path.
Background technique
Traditional engine generally adopts main oil gallery and each main bearing oil duct to cooperate lubricated lubricating oil path design.During engine operation, machine oil is sent into oil filter through fuel filter by oil pump from oil sump, if oil pressure is too high, then the safety valve of machine oil on oil pump returns the oil pump inlet.All machine oil gets into the motor main oil gallery after the filter cleaner filtering, and machine oil gets into behind main oil gallery and divides oil duct, lubricated respectively each main bearing.
Aforesaid way need carry out precasting and shutoff when assembling to main oil gallery; The main bearing oil duct need be processed on production line; Need design core during casting, increase the casting cost and in the assembly process in later stage, need carry out shutoff, the complexity of assembling is increased part.
Summary of the invention
The purpose of the utility model is to have the problems referred to above to existing technology, has proposed a kind of engine cylinder-body lubricating oil path, and this lubricating oil path does not need main oil gallery and main bearing oil duct, has saved relevant casting and procedure, has practiced thrift cost of production.
The purpose of the utility model can realize through following technical proposal: a kind of engine cylinder-body lubricating oil path; Cylinder body comprises cylinder block and crankcase; It is characterized in that; This lubricating oil path comprises the oil supply gallery that is positioned at cylinder block and is positioned at the connection oil groove on the cylinder block bottom surface that described connection oil groove is connected with oil supply gallery; Described connection oil groove has end identical with cylinder body main bearing assembly department quantity and above-mentioned end and the corresponding one by one setting of cylinder body main bearing assembly department.
Oil supply gallery provides lubricant oil; Arrive main bearing and lubricated main bearing through being communicated with oil groove; Have end identical and above-mentioned end and the corresponding one by one setting of cylinder body main bearing assembly department owing to be communicated with oil groove, thereby each main bearing can be realized all lubricating with cylinder body main bearing assembly department quantity.Be positioned on the cylinder block bottom surface owing to be communicated with oil groove, when casting, need not to design other core, practiced thrift the cost of casting.
In above-mentioned engine cylinder-body lubricating oil path, have on the described cylinder block bottom surface to be positioned at and be communicated with the store oil hole that oil groove is connected with oil supply gallery and locates.The store oil hole is positioned at the surface of cylinder block, and the lubricant oil after the filtering flows in the store oil hole, arrives each main bearing and realizes lubrication via being communicated with oil groove again.
In above-mentioned engine cylinder-body lubricating oil path, the diameter in described store oil hole is greater than the width that is communicated with oil groove.
In above-mentioned engine cylinder-body lubricating oil path, described connection oil groove obtains through the cylinder block casting.Be communicated with oil groove through casting, saved the setting of main oil gallery in the cylinder block, and then need not in casting process, to use corresponding core, practiced thrift the casting cost, and the use of shutoff part when having reduced the later stage assembling, assembly cost reduced.
In above-mentioned engine cylinder-body lubricating oil path, on the described crankcase end face be communicated with the oil groove trajectory corresponding and with the corresponding oil groove of crossing of bolt of main bearing cap.Lubricant oil is in the process of lubricated main journal; Can run into the obstruction of bolt of main bearing cap; So on the crankcase end face with to be communicated with the oil groove trajectory corresponding and with the corresponding position of bolt of main bearing cap oil groove was set; Just can make lubricant oil flow into main bearing smoothly, lubricated more smooth and easy, lubrication effect is better.
In above-mentioned engine cylinder-body lubricating oil path, the described oil groove of crossing obtains through the crankcase casting.Cross oil groove and be arranged in the end face of crankcase and obtain, need not during casting to design other core, practiced thrift the casting cost through casting.
In above-mentioned engine cylinder-body lubricating oil path, also have on the described cylinder block one be communicated with that oil groove is connected and can be with the lead oil through of cylinder cap of lubricant oil.Lubricant oil is lubricated cylinder cap inside through oil through, makes that lubricated position is more thorough, and lubrication effect is better.
Compared with prior art, this engine cylinder-body lubricating oil path has following advantage:
(1) oil groove of crossing on connection oil groove on the cylinder block and the crankcase all is arranged in end face, thereby need not to design other core during casting, has practiced thrift the cost of casting;
(2) save the setting of main oil gallery, need not the part shutoff during later stage assembling, reduced the assembling between part and the part, practiced thrift the Assembling Production cost;
(3) saved the setting of main bearing oil duct, need not to add the man-hour machining spindle and hold oil duct, but practice thrift processing cost in cylinder block.
Description of drawings
Fig. 1 is the cylinder block schematic surface.
Fig. 2 is the crankcase schematic surface.
Among the figure, 1, cylinder block; 2, store oil hole; 3, main bearing; 4, be communicated with oil groove; 5, oil through; 6, crankcase; 7, cross oil groove.
Embodiment
Below be the specific embodiment of the utility model and combine accompanying drawing, the technological scheme of the utility model is done further to describe, but the utility model is not limited to these embodiments.
Like Fig. 1, shown in Figure 2; A kind of engine cylinder-body lubricating oil path; Cylinder body comprises cylinder block 1 and crankcase 6, and this lubricating oil path comprises the oil supply gallery that is positioned at cylinder block 1 and be positioned at the connection oil groove 4 on cylinder block 1 bottom surface that described connection oil groove 4 is connected with oil supply gallery; Described connection oil groove 4 has end identical with cylinder body main bearing 3 assembly department quantity and above-mentioned end and the corresponding one by one setting of cylinder body main bearing 3 assembly departments.
In the present embodiment, each main bearing 3 interposition is equipped with a store oil hole 2 on cylinder block 1 bottom surface, and store oil hole 2 is communicated with oil groove 4 and oil supply gallery, and the diameter in store oil hole 2 is greater than the width that is communicated with oil groove 4.Have on crankcase 6 end faces be communicated with oil groove 4 trajectories corresponding and with the corresponding oil groove 7 of crossing of main bearing 3 bonnet bolts, cross the obstruction that oil groove 7 can effectively prevent main bearing 3 bonnet bolts in the greasing, make lubricated more thoroughly effectively.Oil groove 7 excessively on connection oil groove 4 on the cylinder block 1 and crankcase 6 end faces all is to obtain through casting; Being a little of casting the time need not to design other core in casting; Reduce the cost of casting, also reduced the part of later stage assembling simultaneously, reduced the cost of assembling.Also have on the cylinder block 1 one be communicated with that oil groove 4 is connected and can be with the lead oil through 5 of cylinder cap of lubricant oil, lubricant oil can be inner through oil through 5 lubricated cylinder caps.
When this device loads operation; The lubricant oil of oil supply gallery after with filtering is stored in the store oil hole 2; Lubricant oil is lubricated via being communicated with oil groove 4 arrival 3 pairs of each main bearings 3 of each main bearing, and when flow of lubricant was gone into main journal, 7 pairs of main bearings of oil groove 3 were lubricated along crossing; Such design makes lubricant oil more thorough to lubricating of main bearing 3, and lubrication effect is better.Wherein the lubricant oil of a part is lubricated cylinder cap inside through being communicated with the oil through 5 that oil groove 4 arrives cylinder cap.This Design of device can guarantee that under the prerequisite of practicing thrift casting cost, later stage assembly cost, each main bearing 3 has preferable lubrication effect.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from the spirit of the utility model or surmount the defined scope of appended claims.
Claims (7)
1. engine cylinder-body lubricating oil path; Cylinder body comprises cylinder block (1) and crankcase (6); It is characterized in that; This lubricating oil path comprises the oil supply gallery that is positioned at cylinder block (1) and is positioned at the connection oil groove (4) on cylinder block (1) bottom surface that described connection oil groove (4) is connected with oil supply gallery; Described connection oil groove (4) has end identical with cylinder body main bearing (3) assembly department quantity and above-mentioned end and the corresponding one by one setting of cylinder body main bearing (3) assembly department.
2. engine cylinder-body lubricating oil path according to claim 1 is characterized in that, has on described cylinder block (1) bottom surface to be positioned to be communicated with the store oil hole (2) that oil groove (4) is connected with oil supply gallery and locates.
3. engine cylinder-body lubricating oil path according to claim 2 is characterized in that, the diameter in described store oil hole (2) is greater than the width that is communicated with oil groove (4).
4. engine cylinder-body lubricating oil path according to claim 1 and 2 is characterized in that, described connection oil groove (4) obtains through cylinder block (1) casting.
5. engine cylinder-body lubricating oil path according to claim 1 is characterized in that, have on described crankcase (6) end face be communicated with oil groove (4) trajectory corresponding and with the corresponding oil groove (7) of crossing of main bearing (3) bonnet bolt.
6. engine cylinder-body lubricating oil path according to claim 5 is characterized in that, the described oil groove (7) of crossing obtains through crankcase (6) casting.
7. engine cylinder-body lubricating oil path according to claim 1 is characterized in that, also have on the described cylinder block (1) one be communicated with that oil groove (4) is connected and can be with the lead oil through (5) of cylinder cap of lubricant oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220067769 CN202578818U (en) | 2012-02-28 | 2012-02-28 | Engine cylinder lubricating oil circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220067769 CN202578818U (en) | 2012-02-28 | 2012-02-28 | Engine cylinder lubricating oil circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202578818U true CN202578818U (en) | 2012-12-05 |
Family
ID=47248239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220067769 Expired - Fee Related CN202578818U (en) | 2012-02-28 | 2012-02-28 | Engine cylinder lubricating oil circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202578818U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107165737A (en) * | 2017-07-13 | 2017-09-15 | 广西玉柴机器股份有限公司 | Gear lubrication oil circuit |
-
2012
- 2012-02-28 CN CN 201220067769 patent/CN202578818U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107165737A (en) * | 2017-07-13 | 2017-09-15 | 广西玉柴机器股份有限公司 | Gear lubrication oil circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20140228 |