CN204041717U - A kind of bar linkage structure forcing cooling and lubricating engine - Google Patents
A kind of bar linkage structure forcing cooling and lubricating engine Download PDFInfo
- Publication number
- CN204041717U CN204041717U CN201420398927.0U CN201420398927U CN204041717U CN 204041717 U CN204041717 U CN 204041717U CN 201420398927 U CN201420398927 U CN 201420398927U CN 204041717 U CN204041717 U CN 204041717U
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- CN
- China
- Prior art keywords
- connecting rod
- cooling
- lubricating
- oil duct
- connnecting
- 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.)
- Expired - Fee Related
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- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses a kind of bar linkage structure forcing cooling and lubricating engine, feature is that connecting rod shank center has shaft cooling and lubricating oil duct, connecting rod shank has connecting rod small end, with have connnecting rod big end, connecting rod small end center hole is equipped with connecting rob bushing, the connnecting rod big end of connecting rod shank is equipped with connecting rod bearing shell, connnecting rod big end endoporus limit wall has connnecting rod big end cooling and lubricating oil duct, connecting rod bearing shell cooling and lubricating hole is had between connnecting rod big end cooling and lubricating oil duct to connecting rod bearing shell, shaft cooling and lubricating oil duct passes to the connnecting rod big end cooling and lubricating oil duct of connnecting rod big end mutually through connecting rod bearing shell, shaft cooling and lubricating oil duct communicates the connecting rod small end cooling and lubricating oil duct of connecting rod small end endoporus, connecting rod small end has connecting rod small end cooling and lubricating nozzle mounting hole for installing connecting rods cooling and lubricating nozzle, connecting rod cooling and lubricating nozzle center perforate internal orifice becomes horn mouth, the angle of the cooling and lubricating nozzle mounting hole of connecting rod small end is 20 °≤≤ 85.
Description
Technical field
The utility model belongs to field of internal combustion engine, particularly a kind of connecting rod forcing cooling and lubricating engine
Structure.
Background technique
At present, engine piston and linkage component cooling and lubrication major way be divided into splash cooling and lubrication, force cooling and lubrication; But for the motor of large-diameter, high-stroke, splash cooling and lubrication can not meet real work demand, and traditional nozzle mode forces cooling and lubrication also to limit by engine oil pressure, is difficult to equally meet real work demand.So, be improve large-diameter, the cooling of high-stroke motor and lubrication effect, strengthen the reliability of piston and connecting rod, a kind ofly force to cool and the bar linkage structure of lubricating engine arises at the historic moment.
Summary of the invention
The purpose of this utility model is to provide a kind of for optimizing large-diameter, the effect of high-stroke engine cooling and lubrication, increase large-diameter, the reliability of high-stroke engine piston and connecting rod, under certain engine oil pressure condition, by the oil transportation hole, linkage component center of appropriate design, and well-designed connecting rod small end oil outlet and nozzle, smoothly heavy for the machine oil of cold certain pressure connnecting rod big end is delivered to piston cooling inner chamber, meet the cooling and lubrication of piston and connecting rod, increase a kind of bar linkage structure forcing cooling and lubricating engine of the reliability of piston and connecting rod.
Technical solution of the present utility model is such, a kind of bar linkage structure forcing cooling and lubricating engine, comprise connnecting rod big end, connecting rod shank, connecting rod small end, connecting rob bushing, shaft cooling and lubricating oil duct, connecting rod bearing shell, connecting rod cooling and lubricating nozzle, connecting rod small end cooling and lubricating oil duct, connnecting rod big end cooling and lubricating oil duct, connecting rod bearing shell cooling and lubricating hole, it is characterized in that there is shaft cooling and lubricating oil duct (5) at connecting rod shank (2) center, connecting rod shank (2) has connecting rod small end (3), with have connnecting rod big end (1), connecting rod small end (3) center hole is equipped with connecting rob bushing (4), the connnecting rod big end (1) of connecting rod shank (2) is equipped with connecting rod bearing shell (6), connnecting rod big end (1) endoporus limit wall has connnecting rod big end cooling and lubricating oil duct (9), connecting rod bearing shell cooling and lubricating hole (10) is had between connnecting rod big end cooling and lubricating oil duct (9) to connecting rod bearing shell (6), shaft cooling and lubricating oil duct (5) passes to the connnecting rod big end cooling and lubricating oil duct (9) of connnecting rod big end (1) mutually through connecting rod bearing shell (6), shaft cooling and lubricating oil duct (5) leads to the connecting rod small end cooling and lubricating oil duct (8) of connecting rod small end (3) endoporus mutually, connecting rod small end (3) has connecting rod small end cooling and lubricating nozzle mounting hole for installing connecting rods cooling and lubricating nozzle (7), connecting rod cooling and lubricating nozzle (7) center drilling internal orifice becomes horn mouth, the angle of the cooling and lubricating nozzle mounting hole of connecting rod small end is 20 °≤≤ 85 °.
Connecting rod cooling and lubricating nozzle (7) is throttle grverning nozzle.
Connecting rod cooling and lubricating nozzle (7) has more than 2.
The connecting rod bearing shell (6) of connnecting rod big end (1) is the connecting rod bearing shell of band oilhole.
The connecting rob bushing (4) of connecting rod small end (3) is seal cartridge.
Connecting rod shank (2) has shaft cooling and lubricating oil duct (5).
Connnecting rod big end (1) has connnecting rod big end cooling and lubricating oil duct (9).
Connecting rod small end cooling and lubricating oil duct (8) is had in connecting rod small end (3).
Compared with prior art, the beneficial effects of the utility model are:
1, the utility model can effectively be optimized: the motor of large-diameter, high-stroke, is that cost blindly improves oil pump pressure, to meet the problem of piston rod cooling and lubricating with energy loss.
2, to oil pump without particular/special requirement, as long as under a certain pressure, effectively can be met the cooling and lubricating of piston rod by the utility model design system.
3, the utility model practicability is high, and production and processing is simple, convenient, cheap.
4, make piston rod lubricate and be easily able to effectively meet, improve engine reliability.
Accompanying drawing explanation
Fig. 1 is assembling front sectional view of the present utility model.
Fig. 2 is that the utility model is by K direction view enlarged view in Fig. 1.
Fig. 3 is that the utility model is by E direction view enlarged view in Fig. 1.
Reference character: connnecting rod big end (1), connecting rod shank (2), connecting rod small end (3), connecting rob bushing (4), shaft cooling and lubricating oil duct (5), connecting rod bearing shell (6), connecting rod cooling and lubricating nozzle (7), connecting rod small end cooling and lubricating oil duct (8), connnecting rod big end cooling and lubricating oil duct (9), connecting rod bearing shell cooling and lubricating hole (10).
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described, but is to be understood that protection domain of the present utility model is not subject to the restriction of concrete structure and mode of execution.
Embodiment 1, as shown in FIG. 1 to 3, force a bar linkage structure for cooling and lubricating engine, comprise connnecting rod big end, connecting rod shank, connecting rod small end, connecting rob bushing, shaft cooling and lubricating oil duct, connecting rod bearing shell, connecting rod cooling and lubricating nozzle, connecting rod small end cooling and lubricating oil duct, connnecting rod big end cooling and lubricating oil duct, connecting rod bearing shell cooling and lubricating hole.It is characterized in that by offering conveying high-pressure shaft cooling and lubricating oil duct (5), connecting rod small end cooling and lubricating oil duct (8), connnecting rod big end cooling and lubricating oil duct (9) in connnecting rod big end (1), connecting rod shank (2), connecting rod small end (3), simultaneously offer 2 at connecting rod small end and become a(30 °≤a≤75 °) the cooling and lubricating nozzle mounting hole at angle, high pressure cutting oil is sprayed into piston cooling inner chamber with guaranteeing both quality and quantity, with cooling and lubricating piston by the connecting rod cooling and lubricating nozzle (7) being combined with throttle grverning function.
Embodiment 2,1, connecting rod small end (3) are provided with the connecting rod cooling and lubricating nozzle (7) of throttle grverning function;
2, connecting rod bearing shell cooling and lubricating hole (10), connecting rod cooling and lubricating nozzle (7) are 2;
3, the cooling and lubricating nozzle mounting hole of connecting rod small end (3) has angle a:30 °≤a≤75 °;
4, connnecting rod big end (1), connecting rod shank (2), connecting rod small end offer oil duct in (3);
5, the connecting rod bearing shell (6) of the interior mounting strap oilhole of connnecting rod big end (1);
6, the connecting rob bushing (4) of sealing function is installed in connecting rod small end (3).
Embodiment 3, and as shown in FIG. 1 to 3, the utility model needs to support the use with a bent axle, piston, could be acted on and giving full play to.The high-pressure oil of bent axle input is first by connecting rod bearing shell (6) press-in connnecting rod big end cooling and lubricating oil duct (9), flow through shaft cooling and lubricating oil duct (5), after enter connecting rod small end cooling and lubricating oil duct (8), because connecting rod small end (3) is built with connecting rob bushing (4), and have wrist pin to seal connecting rob bushing oilhole, make the high-pressure oil entering connecting rod small end (3) only have one to export connecting rod cooling and lubricating nozzle (7), high-pressure oil is able to be sprayed by connecting rod cooling and lubricating nozzle (7) smoothly enter piston cooling inner chamber cooling piston.This connecting rod cooling and lubricating nozzle (7) adopts throttle grverning design, guarantees there are enough engine oil pressures by oil injection to the piston cooling inner chamber needing cooling.
Be only a specific embodiment of the present utility model above, but the utility model is not limited thereto, the changes that any person skilled in the art can think of all should fall into protection domain of the present utility model.
Claims (5)
1. force the bar linkage structure of cooling and lubricating engine for one kind, comprise connnecting rod big end, connecting rod shank, connecting rod small end, connecting rob bushing, shaft cooling and lubricating oil duct, connecting rod bearing shell, connecting rod cooling and lubricating nozzle, connecting rod small end cooling and lubricating oil duct, connnecting rod big end cooling and lubricating oil duct, connecting rod bearing shell cooling and lubricating hole, it is characterized in that there is shaft cooling and lubricating oil duct (5) at connecting rod shank (2) center, connecting rod shank (2) has connecting rod small end (3), with have connnecting rod big end (1), connecting rod small end (3) center hole is equipped with connecting rob bushing (4), the connnecting rod big end (1) of connecting rod shank (2) is equipped with connecting rod bearing shell (6), connnecting rod big end (1) endoporus limit wall has connnecting rod big end cooling and lubricating oil duct (9), connecting rod bearing shell cooling and lubricating hole (10) is had between connnecting rod big end cooling and lubricating oil duct (9) to connecting rod bearing shell (6), shaft cooling and lubricating oil duct (5) passes to the connnecting rod big end cooling and lubricating oil duct (9) of connnecting rod big end (1) mutually through connecting rod bearing shell (6), shaft cooling and lubricating oil duct (5) leads to the connecting rod small end cooling and lubricating oil duct (8) of connecting rod small end (3) endoporus mutually, connecting rod small end (3) has connecting rod small end cooling and lubricating nozzle mounting hole for installing connecting rods cooling and lubricating nozzle (7), connecting rod cooling and lubricating nozzle (7) center drilling internal orifice becomes horn mouth, the angle of the cooling and lubricating nozzle mounting hole of connecting rod small end is 20 °≤≤ 85 °.
2., according to a kind of bar linkage structure forcing cooling and lubricating engine according to claim 1, it is characterized in that connecting rod cooling and lubricating nozzle (7) is for throttle grverning nozzle.
3., according to a kind of bar linkage structure forcing cooling and lubricating engine according to claim 1, it is characterized in that connecting rod cooling and lubricating nozzle (7) has more than 2.
4., according to a kind of bar linkage structure forcing cooling and lubricating engine according to claim 1, it is characterized in that the connecting rod bearing shell (6) of connnecting rod big end (1) is the connecting rod bearing shell of band oilhole.
5., according to a kind of bar linkage structure forcing cooling and lubricating engine according to claim 1, it is characterized in that the connecting rob bushing (4) of connecting rod small end (3) is seal cartridge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420398927.0U CN204041717U (en) | 2014-07-19 | 2014-07-19 | A kind of bar linkage structure forcing cooling and lubricating engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420398927.0U CN204041717U (en) | 2014-07-19 | 2014-07-19 | A kind of bar linkage structure forcing cooling and lubricating engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204041717U true CN204041717U (en) | 2014-12-24 |
Family
ID=52242386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420398927.0U Expired - Fee Related CN204041717U (en) | 2014-07-19 | 2014-07-19 | A kind of bar linkage structure forcing cooling and lubricating engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204041717U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108443113A (en) * | 2018-04-16 | 2018-08-24 | 安庆市星杰环保设备科技有限公司 | A kind of oil-free air compressor connecting rod with stuffing hole |
-
2014
- 2014-07-19 CN CN201420398927.0U patent/CN204041717U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108443113A (en) * | 2018-04-16 | 2018-08-24 | 安庆市星杰环保设备科技有限公司 | A kind of oil-free air compressor connecting rod with stuffing hole |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20141224 |