CN109707477A - Engine forced feed lubrication oil piping system - Google Patents
Engine forced feed lubrication oil piping system Download PDFInfo
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- CN109707477A CN109707477A CN201910010855.5A CN201910010855A CN109707477A CN 109707477 A CN109707477 A CN 109707477A CN 201910010855 A CN201910010855 A CN 201910010855A CN 109707477 A CN109707477 A CN 109707477A
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- oil duct
- oil
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- duct
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- 238000005461 lubrication Methods 0.000 title claims abstract description 45
- 230000007246 mechanism Effects 0.000 claims abstract description 25
- 239000003921 oil Substances 0.000 claims description 353
- 239000010687 lubricating oil Substances 0.000 claims description 66
- 238000001816 cooling Methods 0.000 abstract description 20
- 238000001914 filtration Methods 0.000 abstract description 6
- 230000001737 promoting effect Effects 0.000 abstract 1
- 239000002826 coolant Substances 0.000 description 12
- 230000000694 effects Effects 0.000 description 10
- 239000010721 machine oil Substances 0.000 description 10
- 238000010586 diagram Methods 0.000 description 6
- 230000008676 import Effects 0.000 description 6
- 239000000314 lubricant Substances 0.000 description 6
- 210000003739 neck Anatomy 0.000 description 5
- 210000004894 snout Anatomy 0.000 description 5
- 230000001050 lubricating effect Effects 0.000 description 4
- 238000003032 molecular docking Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000010705 motor oil Substances 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 208000004141 microcephaly Diseases 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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- Lubrication Of Internal Combustion Engines (AREA)
Abstract
The invention discloses a kind of engine forced feed lubrication oil piping systems, the oil circuit being laid with including several straight lines, it is from crankcase cover bottom, it is flowed back into crankcase cover axis hole after filtering and cooling and it is lubricated, it is equipped with simultaneously and branches to crankcase axis hole, crankcase camshaft, at crankshaft group three be its lubrication and cooling, it enters in valve mechanism cover finally by the oil duct being attached in cylinder block outer wall, component each in valve mechanism cover is lubricated and cooling with multiple oil outlets.The present invention can make the whole greasy property for promoting engine, lubricate internal each moving component to the full extent, reduce the frictional work of engine, promote the power of engine, improve the service life of engine.
Description
Technical field
The invention belongs to engine oil gallery system regions, specifically a kind of engine motor oil forced feed lubrication oil circuit
System.
Background technique
Existing oil lubricating oil piping system generally uses lubricating oil pump oil suction (lubricating oil pump is mounted on case lid), lubricating oil warp
After oil filter filtering, it is first drained to case lid balance axis hole, draws in case lid balance axis hole and balances axis hole by case lid all the way
Crankshaft one end is lubricated to case lid crankshaft hole；And it draws again and leads to box body oil duct all the way and deliver lubricating oil to cabinet crankshaft
The other end in hole, the oil duct on this one end crankshaft deliver lubricating oil at the crankshaft-link rod diameter of axle, and lubricating oil is introduced into connecting rod
Between connecting rod neck, and using the relative rotary motion generate splash lubrication to camshaft, internal piston and cylinder block wall surface into
Row, which splashes, to be lubricated.The camshaft of such lubricant passage way system is be easy to cause in the insufficient situation of lubricating oil by lubrication of splashing
Camshaft is stuck or even fracture, engine failure rate are high；Meanwhile the components such as splashing rocker arm cannot adequately lubricate and can also draw
Catching phenomenon is played, engine performance is influenced, reduces the service life.
Based on this, this case application is proposed.
Summary of the invention
To solve the problems, such as that forced feed lubrication in the prior art and splashing lubricant effect are bad, the present invention provides a kind of engine
Forcedlubricating system can make internal each moving component obtain sufficient lubrication to the full extent, reduce engine
Frictional work promotes engine power and service life.
To achieve the above object, the scheme that the present invention uses is as follows: engine forced feed lubrication oil piping system, including is installed on
The lubricating oil pump of crankcase bottom, the oil duct one of connection crankcase bottom and lubricating oil pump, positioned at the filtering of one side bottom of crankcase cover
Device pedestal, the filter being installed on cleaner case, the oil duct two of connection lubricating oil pump and filter, by lubricating oil from filter
Pedestal leads to the oil duct five of crankcase cover axis hole, the oil duct six communicated on crankcase side wall and with oil duct five and oil
The crankshaft-link rod forced feed lubrication knot that lubricating oil is led to the oil duct seven of crankcase axis hole, is connected to oil duct seven by the connection of road six
Structure communicates oil duct eight, the connection crankcase cam that lubricating oil is led to crankcase camshaft hole with crankcase axis hole
Lubricating oil is led to crankcase cover edge from crankcase cover camshaft hole by the oil duct 12 of axis hole and crankcase cover camshaft hole
Oil duct 13, with ten tee joint of oil duct and by lubricating oil from crankcase cover lead to crankcase cover oil duct 14, with oil duct ten
Lubricating oil is led to the oil duct 15 of cylinder block, is connected to the oil duct ten that lubricating oil is led to valve mechanism cover with oil duct 15 by four connections
Six.Junction, crankcase axis hole and the oil duct seven of crankcase cover axis hole and oil duct five, the junction of oil duct eight, oil duct eight with
The junction of crankcase camshaft hole is equipped with oil outlet.Balance axis hole via hole of the oil duct five from crankcase cover, at via hole
Equipped with oil outlet.
The bottom of oil duct one deeply into the lubricating oil of crankcase bottom, is lubricated for extracting from crankcase bottom
Oil.The junction of oil duct five and crankcase cover axis hole is equipped with oil outlet, for lubricating crankcase cover axis hole.Oil duct seven and crankshaft
The junction of cabinet axis hole is equipped with oil outlet, for lubricating crankcase axis hole.Oil duct 12 is used to lubricate camshaft hole.
Oil duct two, oil duct six, oil duct eight, oil duct 13, oil duct 14, oil duct 15, oil duct 16 are for being connected to oil site at two
Intermediate channel.
Preferably, lubricating oil pump is installed on crankcase cover.
Preferably, oil duct 12 is preferably the axially extending bore opened up inside crankcase camshaft.
The present invention is further provided that improve the lubricant effect of the junction of crankshaft group and connecting rod and improve and fly
Lubricant effect is splashed, crankshaft lubrication structure is as follows: being equipped with the oil duct nine being connected to oil duct seven on crankshaft group.It is set on crankshaft group
There is the oil duct ten for storing lubricating oil.Oil duct nine is used to lubricating oil leading to oil duct ten.Use is also provided on crankshaft group
It is connected in offering oil duct 20 on the oil duct 11 for being connected to the axis hole of connecting rod with oil duct ten, big end with oil duct 11.
The oil outlet of oil duct 20 is oppositely arranged with cylinder block wall surface and piston, is used to carry out splashing profit to cylinder block wall surface and piston
It is sliding.Lubricating oil, which is directly introduced into connecting rod, by crankshaft group recycles the relative rotation between connecting rod and crankshaft group that will moisten
Lubricating oil splash is gone out, and is conducive to the area for increasing lubrication of splashing, is improved between the cooling effect and cylinder block and piston of piston
Lubrication, and improve crankshaft-link rod piston mechanism move acting when mechanical effect, extend the service life of each component.
The lubricating oil abundance that the present invention is further provided that as the lubrication that ensures to splash, oil duct ten are same with rod journal
The cylindrical oil groove of axis setting.
The present invention is further provided that keep the oil circuit between oil duct ten and oil duct 11 unimpeded, oil duct ten and oil duct
Connecting rod oil line is equipped between 11, connecting rod oil line is set on the inner wall of big end axis hole, in the fitting big axis hole of connecting rod
The arc-shaped shallow slot of wall configuration can make sufficient lubrication between connecting rod and rod journal, and then reduction frictional force, raising use the longevity
Life.
The present invention is further provided that oil duct two, one end of oil duct five is connected on cleaner case, filter bottom
It is equipped with oil duct three in seat to be directly connected to the entrance of filter, and is equipped with oil duct four and is connected to oil duct five.
Filter is installed on cleaner case and is connected to by machine oil pipe with Lubricating Oil cooler.By by oil cooler with
Cleaner case docking, had not only realized the cooling to lubricating oil, but also can be avoided and volume is arranged on crankcase cover or crankcase
Outer convergence hole, and the conduction of velocity for simplifying oil circuit quantity, improving lubricating oil.
The present invention is further provided that carry out sufficient lubrication, the lid of valve mechanism cover to each component in valve mechanism cover
Cover top respective rocker arm position has oil duct 18, and one end of oil duct 18 is connected to by oil duct 17 with oil duct 16.Oil
The other end in road 18 is equipped with oil duct 19.Oil duct 18 intersects or vertical with oil duct 17, oil duct 19, and is respectively positioned on cylinder
On same plane at the top of housing.Both ends end as preferred oil duct 18, oil duct 19 is equipped with oil outlet, oil duct 17
Internal one end is affixed one's seal equipped with oil outlet in cylinder.
The present invention is further provided that reduce crankcase volume, direction and the crankcase axis hole of oil duct six
It is axial consistent, it is set on the side wall of crankcase.Oil duct 14 is also axial consistent with crankcase axis hole, is set to crankshaft
On the side wall of cabinet.
The present invention is further provided that reduce crankcase cover thickness, and convenient for being laid with oil circuit, facilitating docking, oil duct
13, oil duct two, oil duct five are set on the bottom surface of crankcase cover, and three is preferably located on same plane.
The present invention is further provided that as oil circuit easy to process, facilitates docking, and oil duct seven, oil duct eight are set to crankshaft
On one sagittal plane of cabinet axis hole, one end that oil duct seven is connect with oil duct six is preferably provided with oil outlet.
The present invention is further provided that oil duct 15 is arranged along the axial direction of cylinder block, and is attached to cylinder block, cylinder
On the side wall of lid.On the one hand, on the other hand can be avoided lubricating oil overheat can be improved cylinder block, the stable structure of cylinder head
Property.
The present invention be further provided that oil duct 16 preferably also along cylinder block axial direction be arranged, be set to cylinder head with
In valve mechanism cover.
The technology of the present invention effect is as follows: the configuration of the present invention is simple, just realizes without increasing components to each moving component
Comprehensive lubrication, the connection of each oil duct is compact, and processing is simple, high lubricating effect at low cost, can effectively be promoted complete machine performance,
And the effect that prolongs the service life.
Detailed description of the invention
Fig. 1 is specific embodiment of the invention overall schematic.
Fig. 2 is specific embodiment of the invention oil circuit distribution schematic diagram.
Fig. 3 is specific embodiment of the invention filter mounting structure schematic diagram.
Fig. 4 is specific embodiment of the invention filter mounting structure schematic diagram.
Fig. 5 is specific embodiment of the invention filter and cleaner case attachment structure schematic diagram.
Fig. 6 is specific embodiment of the invention crankshaft group oil channel structure schematic diagram.
Fig. 7 is 20 structural schematic diagram of specific embodiment of the invention crankshaft group oil duct.
It is as shown in the figure: 2-pistons, 3-cylinder wall surfaces, 4-connecting rods, 5-big end ends, 6-bolts, a-oil duct
Nine, b-oil duct ten, c-oil duct 11, d-connecting rod oil line, 20,101-oil duct one of f-oil duct, 102-oil ducts two,
103-You Sandao, 104-oil ducts four, 105-oil ducts five, 106-oil ducts six, 107-oil ducts seven, 108-oil ducts eight, 109-
Oil duct nine, 110-oil ducts ten, 111-oil duct, 11,112-oil duct thing, 113-oil duct, 13,114-oil duct 14,
115-oil duct, 15,116-oil duct, 16,117-oil duct, 17,118-oil duct, 18,119-oil duct 19,120-two
Ten, 200-crankcase covers, 201-lubricating oil pump mounting holes, 202-crankcase covers balance axis hole, 203-crankcase cover axis holes,
204-crankcase cover camshaft holes, 205-connecting rod necks, 206-crankshaft groups, 300-crankcases, 301-crankcase axis
Hole, 302-crankcase camshaft holes, 400-cylinder block, 500-cylinder head, 600-valve mechanism cover；701-oil coolers,
702-clips, 703-universal machine oil pipes, 704-filters, 705-cleaner cases, the 706-the first attaching nut, 708-
Lubricating oil pump, 705a-cooling snout cavity, 705b-coolant outlet chamber, 705c-coolant outlet.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
Embodiment 1
As shown in Figure 1, the present embodiment provides a kind of engine forcedlubricating system, including oil duct 1 to oil duct 20,
Lubricating oil pump 708, oil cooler 701, filter 704 and cleaner case 705, oil duct 1 are vertically arranged at crankcase cover 200
Bottom, lower end can be in the deep enough lubricating oil to 300 bottom of crankcase.Lubricating oil pump 708 is mounted on the machine of crankcase cover 200
On 708 mounting hole 201 of oil pump, pump orifice is connected to the other end of oil duct 1.Oil duct 2 102 is set to crankcase cover 200
On, in horizontally disposed, one end is connected to the outlet of lubricating oil pump 708, the other end directly with 3 103 vertical connection of oil duct, together
Sample forms straight line oil duct.
Installations, the connection situations such as cleaner case 705, filter 704 can refer to shown in Fig. 3, Fig. 4, Fig. 5.The present embodiment
Referring to shown in Fig. 3, center is equipped with and is provided only with 1 mounting hole, offers on its side wall for the specific structure of cleaner case 705
Cooling import and coolant outlet 705c.Cleaner case 705 is hollow, is provided with partition and is divided into two chambers, wherein
One chamber and cooling inlet communication are the chamber close to 200 side of crankcase cover for cooling snout cavity 705a, cooling snout cavity 705a
Room offers the opening led to oil duct two-phase on crankcase cover 200.Another chamber is connected to coolant outlet 705c, for cooling
Outlet plenum 705b, coolant outlet chamber 705b are the chamber close to 704 side of filter, offer and connect with 704 bottom of filter
Logical opening.Coolant outlet 705c is oil duct four, is docked with oil duct five.Cooling snout cavity 705a and coolant outlet chamber 705b
It is L-type chamber, pairing again after the two central symmetry.In the present embodiment, cooling import and coolant outlet 705c are arranged side by side, therefore
Cooling snout cavity 705a and coolant outlet chamber 705b is L-type chamber as shown in the figure, the mutually overlapping setting of the two, thus make it is cooling into
Mouth can be arranged side by side with coolant outlet 705c.
The first attaching nut 706 in the mounting structure of above-mentioned filter 704, cleaner case 705 and crankcase cover 200
For the nut as connector, one end has an annular chuck, is preferably provided with clamping portion in annular chuck or screw thread is used for
The connection of filter 704, the outer wall or inner wall of ontology other parts also are provided with screw thread for connecting with crankcase cover 200., in
The heart has channel/perforation axially extending bore inside connection, i.e. oil duct three, introduces lubricating oil for docking with oil duct 2 102
Filtering is carried out into filter 704.Lubricating oil after filtering is discharged from the outlet of filter 704, enters oil along machine oil pipe
In cooler 701, the outlet of oil cooler 701 passes through another machine oil pipe again and returns on cleaner case 705.That is, oil duct 3 103, oil
Road 4 104 is all set on cleaner case 705.
Oil cooler 701 is installed on the side of wind scooper by the present embodiment, by adjusting, can make oil cooler 701 import,
Outlet is in the same plane with the cooling import of cleaner case 705, coolant outlet 705c, in order to use universal machine oil pipe
Both 703 connections, universal machine oil pipe 703 is the pipe fitting bent with obtuse angle.The import of oil cooler 701, outlet respectively with it is general
The connection of 703 clip 702 of machine oil pipe, the other end cooling with cleaner case 705 respectively of 703 current mechanism pipe of universal machine oil pipe
Import, coolant outlet 705c clip 702 connect.Two universal machine oil pipes 703 are arranged side by side.
In the present embodiment, oil duct 4 104 and 5 105 vertical connection of oil duct being set on crankcase cover 200.Oil duct 1
It is used to cooperate the suction, filtering and cooling completed to lubricating oil to oil duct 5 105.Cleaner case 705 is attached to crankcase
The bottom right corner of lid 200 is connected with each other again relatively independent with crankcase cover 200.
Oil duct 5 105 and oil duct 2 102 are all set in the bottom of crankcase cover 200, are preferably provided on same plane, this is flat
When face is preferably the bottom surface of crankcase cover 200, the bottom surface that oil duct 2 102 can protrude from crankcase cover 200 with oil duct 5 105 is set
It sets.The other end of oil duct 5 105 is directly connected to crankcase cover axis hole 203, forms straight line oil duct, for crankcase cover axis hole
203 lubrications.When lubricating oil is led to the crankcase axis hole 203 from cleaner case 705 by oil duct 5 105, from crankcase cover 200
On crankcase cover balance 202 via hole of axis hole, that is, it while being also crankcase cover Peng Heng axis hole that it is fuel-displaced, which to be equipped with oil outlet at via hole,
202 are lubricated.In the present embodiment, oil duct 5 105 intersects with the extended line of oil duct 2 102, and the two forms acute angle.
Oil duct 6 106 is set in the side wall of crankcase 300, from cleaner case 705 and crankcase cover 200 with bent
It is drawn at the sidewall edge in the lower right corner that the lid of axle box 300 closes, is connected to crankcase from the point of crankcase cover 200 by straight line
The institute of 300 axis holes is in the plane.Oil duct 7 107 is in the plane of 300 axis hole of crankcase, for being connected to oil duct six
106 with 300 axis hole of crankcase.The junction of oil duct 7 107 and 300 axis hole of crankcase is equipped with oil outlet, is divided into three tunnels, and one
Road is connected to channel nine, for carrying out forced feed lubrication to crankshaft group 206 and connecting rod 4；300 axis hole of crankcase is carried out all the way
Forced feed lubrication；Finally entered in oil duct 8 108 by 300 axis hole of crankcase all the way.
The first via is as follows in detail: oil duct 9 109 is set on crankshaft group 206 --- and it is since the shaft of crankshaft, directly
It is connected to the junction of crankshaft Yu connecting rod 4, the straight line oil duct being obliquely installed at one.And the junction of crankshaft and connecting rod 4 is equipped with and uses
In the oil duct 10 of storage lubricating oil.Oil duct 10 is the cylindrical oil groove being coaxially disposed with 4 axle journal of connecting rod, traverses crankshaft
Component 206 is arranged, and oil duct 9 109 is connected to the middle position of oil duct 10, for drawing lubricating oil to oil duct 10.In conjunction with
Shown in Fig. 3,4 axle journal of connecting rod is equipped with oil duct 11, and oil duct 11 is short and small straight line oil duct, from connecting rod neck 205
In aperture to big end end 5；As shown in connection with fig. 4, oil duct 20 is offered on big end end 5, oil duct 20 is
Straight line aperture through big end end 5, from 5 axis hole of big end end close to the upper left side of 4 body of rod of connecting rod from be open to even
It is fuel-displaced on the outside side wall of bar stub end 5,5 ~ 20 ° of angle is formed between straight line opening and 4 body of rod of connecting rod.Oil duct 20
120 oil outlet is oppositely arranged with cylinder wall surface 3 and piston 2, is used to carry out forced feed lubrication to cylinder wall surface 3 and piston 2.
Oil-way lubrication process is as follows in this circuit: lubricating oil enters in oil duct 10 from oil duct 9 109, oil duct 10
In parts of lubricating oil be attached to 4 journal surface of connecting rod during the relative rotation of connecting rod 4 and 4 axle journal of connecting rod, make connecting rod 4 with
4 axle journal sufficient lubrication of connecting rod.Meanwhile in above-mentioned rotary course, the parts of lubricating oil in oil duct 10 is in connecting rod 4 and connecting rod 4
It is squeezed into axle journal relative rotary motion in oil duct 11, by oil duct 20 at a certain angle from big end end
The cylinder wall surface 3 of side where 5 to 4 microcephaly of connecting rod and 2 back of piston are sprayed, and large area, covering cylinder wall surface 3 and piston 2 are formed
Splashing regions of lubrication, the cylinder wall surface 3 under the region is cooled lubrication after contacting with piston 2 with lubricating oil.
Third road is as follows: oil duct 8 108 is set on crankcase 300, is in the same plane with oil duct 7 107, and with
Oil duct 7 107 is identical, is the straight line oil duct of crankshaft radially.8 108 one end of oil duct is communicated with 300 axis hole of crankcase, separately
Lubricating oil is led to crankcase camshaft hole 302 by one end.Oil duct 12 is offered inside 300 camshaft of crankcase
112, oil duct 12 be with the homoaxial straight line aperture of camshaft, for being connected to crankcase camshaft hole 302 and crankcase
Lid camshaft hole 204, length is suitable with cam shaft length.Crankcase cover camshaft hole 204 to crankcase cover 200 side wall
Oil duct 13 is equipped between the upper left corner, oil duct 13 is the straight line oil duct of straight line aperture, and the radial direction along camshaft is set
Set, for quoting lubricating oil from crankcase cover 200 to the upper left corner of crankcase 300, and be set to 300 upper left of crankcase
Oil duct 14 in the side wall of angle is connected to.Oil duct 14 is the straight line oil duct in 300 side wall of crankcase, and being used for will
Lubricating oil passes through oil duct 15 and oil duct ten from the oil duct 15 that crankcase cover 200 leads to peripheral hardware in cylinder block 400
5 115 oil duct 16, the oil ducts 17 being sequentially communicated enter in valve mechanism cover 600.
In the present embodiment, straight line oil duct is the oil duct using straight-line track.Oil duct is to have for what is passed through for lubricating oil
The aperture of certain length.
The present embodiment oil duct 15 includes two parts, and first part is the straight line oil duct that 115 are identified as in Fig. 2, the section
The central axis of straight line oil duct and cylinder block 400 to；Second part is the straight line oil duct that 115-1 is identified as in Fig. 2, the Duan Zhi
Line oil duct is apart from short, to adapt to set by 400 side wall construction of cylinder block, for being connected to the preceding paragraph straight line oil duct and oil duct 16.
Oil duct 16 is set on the side wall of valve mechanism cover 600, in the present embodiment oil duct 16, is identified as in Fig. 2
The part of 116-1 is set in cylinder head, and is directly connected to the oil duct 15 in cylinder block 400；Except being identified as 116-1
Part outside oil duct 16 be set to valve mechanism cover 600 side wall on or side wall outside, i.e., oil duct 16 be by be located at gas
What the partial straight lines oil duct in cylinder head was formed with the part oil duct being located in valve mechanism cover 600.
Oil duct 17 is the straight line oil duct for being set to 600 top of valve mechanism cover, and length is about a quarter to two points
One of valve mechanism cover 600 width.The position of oil duct 17 is corresponding with the position of oil duct 16, in order to oil duct ten
6 116 are directly docked and connected.
600 top respective rocker arm position (on the length direction of valve mechanism cover 600) of valve mechanism cover has oil duct 18
118, oil duct 18 is also straight line oil duct, and one end is connected to by oil duct 17 with oil duct 16.Oil duct 18
118 other end is connected to oil duct 19.Oil duct 19 is preferably arranged in parallel with oil duct 17, and length is not less than
The length of oil duct 17.Oil duct 18 intersects or vertical with oil duct 17, oil duct 19, and is respectively positioned on cylinder
On the same plane at 600 top of housing.Oil duct 17, oil duct 19 both ends end be equipped with oil outlet, oil outlet position
Set corresponding with components such as rocker arm assemblies below, oil outlet quantity is the amount doesn't matter, can be increased according to particular condition in use.
This circuit lubricant passage way is as follows: lubricating oil will pass through oil duct 17 and enter valve mechanism cover 600, and pass through oil duct
18 enter oil duct 19, and finally under the pressure effect of lubricating oil pump 708, each component into valve mechanism cover 600 is big
Amount ground sprinkling lubricating oil, is lubricated and cooling each component in valve mechanism cover 600.
In the present embodiment, oil duct 14, the direction of oil duct 6 106 are axial consistent with 300 axis hole of crankcase,
On the side wall of crankcase 300.Oil duct 13, oil duct 2 102, oil duct 5 105 are set to the bottom surface of crankcase cover 200
On, and three is preferably located on same plane.Oil duct 7 107, oil duct 8 108 are set to one of 300 axis hole of crankcase
On sagittal plane, one end that oil duct 7 107 is connect with oil duct 6 106 is preferably also equipped with oil outlet.
Embodiment 2
The present embodiment difference from example 1 is that: between oil duct 10 and oil duct 11 be equipped with connecting rod oil line d,
Connecting rod oil line d is set on the inner wall of 5 axis hole of big end end, for the arc of fitting 5 shaft hole inner wall face shape of big end end
Shape shallow slot can make sufficient lubrication between connecting rod 4 and connecting rod neck 205, and then reduce frictional force, improve service life.
Based on above-mentioned, the present invention provides a kind of engine forced feed lubrication oil channel structures, largely use straight line oil duct simultaneously
Forced feed lubrication oil circuit is redesigned, each component for having lubricating requirement can either be made to obtain sufficient lubrication, herein in connection with ad hoc
Cleaner case 705 design with crankshaft group 206 design, considerably reduce the quantity of oil circuit and shorten the road of oil circuit
Diameter, while improving the conduction of velocity of lubricating oil in forced feed lubrication oil circuit, it is ensured that lubrication is sufficient, improves cooling effect.Its structure
Simply, it by the whole design to forced feed lubrication oil circuit, is effectively improved the lubricant effect of engine, extends the use longevity of engine
Life.
Crankcase cover 200 of the present invention, crankcase 300, crankcase cover axis hole 203,300 axis hole of crankcase, song
Axle box cover camshaft hole 204, crankcase camshaft hole 302 and cylinder block 400, cylinder head 500, valve mechanism cover 600, machine oil
Pump 708, filter 704, cleaner case 705, crankshaft group 206, connecting rod 4, big end end 5, connecting rod neck 205 etc. are this
Technical term in technical field.
As known by the technical knowledge, the present invention can pass through the embodiment party of other essence without departing from its spirit or essential feature
Case is realized.Therefore, embodiment disclosed above, in all respects are merely illustrative, not the only.Institute
Have within the scope of the present invention or is included in the invention in the change being equal in the scope of the present invention.
Claims (10)
1. engine forced feed lubrication oil piping system, it is characterised in that: lubricating oil pump, connection crankshaft including being installed on crankcase bottom
The oil duct one of bottom portion and lubricating oil pump, is installed on cleaner case the cleaner case for being installed in one side bottom of crankcase cover
Filter, lubricating oil led into the oil duct two of cleaner case from lubricating oil pump, directly draws lubricating oil from cleaner case
Connect out to the oil duct five of crankcase cover axis hole, the oil duct six communicated on crankcase side wall and with oil duct five, with oil duct six
The logical oil duct seven, the crankshaft-link rod forced lubrication structure being connected to oil duct seven and song that lubricating oil is led to crankcase axis hole
Axle box axis hole communicates the oil duct eight, connection crankcase camshaft hole and song that lubricating oil is led to crankcase camshaft hole
The oil duct 12 of axle box cover camshaft hole, the oil duct ten that lubricating oil is led to crankcase cover edge from crankcase cover camshaft hole
Three, the oil duct 14 of crankcase cover led to from crankcase cover with ten tee joint of oil duct and by lubricating oil, be connected to and incite somebody to action with oil duct 14
Lubricating oil leads to the oil duct 15 of cylinder block, is connected to the oil duct 16 that lubricating oil is led to valve mechanism cover with oil duct 15；Oil duct
The five balance axis hole via holes from crankcase cover is equipped with oil outlet at via hole；Preferably, in addition to oil duct 15, above-mentioned oil duct
It is straight line oil duct；Preferably, lubricating oil pump is installed on crankcase cover；Oil duct 12 is preferably to open inside crankcase camshaft
If axially extending bore.
2. engine forced feed lubrication oil piping system as described in claim 1, it is characterised in that: crankshaft-link rod forced lubrication structure
Including be set on crankshaft group, be connected to oil duct seven and oil duct nine；Crankshaft group is equipped with the oil duct for storing lubricating oil
Ten；It is also provided with the oil duct 11 for being connected to the axis hole of connecting rod with oil duct ten on crankshaft group, is offered on big end
Oil duct 20 is connected to oil duct 11；The oil outlet of oil duct 20 is oppositely arranged with cylinder block wall surface and piston.
3. engine forced feed lubrication oil piping system as claimed in claim 1 or 2, it is characterised in that: oil duct ten is and pitman shaft
The cylindrical oil groove of neck coaxial arrangement；Preferably, being equipped with connecting rod oil line between road ten and oil duct 11, connecting rod oil line, which is set to, to be connected
On the inner wall of bar major part axis hole, for the arc-shaped shallow slot of the fitting big shaft hole inner wall face shape of connecting rod.
4. engine forced feed lubrication oil piping system as claimed in claim 1 or 2, it is characterised in that: oil duct two, oil duct five with
On cleaner case；It is equipped with oil duct three in cleaner case to be directly connected to the entrance of filter, and is equipped with oil duct four and oil duct
Five connections.
5. engine forced feed lubrication oil piping system as claimed in claim 1 or 2, it is characterised in that: the housing top of valve mechanism cover
Portion respective rocker arm position has oil duct 18, and one end of oil duct 18 is connected to by oil duct 17 with oil duct 16；Oil duct ten
Eight other end is equipped with oil duct 19；Oil duct 18 intersects or vertical with oil duct 17, oil duct 19, and is respectively positioned on valve mechanism cover
On the same plane at top.
6. engine forced feed lubrication oil piping system as claimed in claim 1 or 2, it is characterised in that: oil duct 18, oil duct 19
Both ends end be equipped with oil outlet, oil duct 17 and be located at cylinder and affix one's seal internal one end equipped with oil outlet.
7. engine forced feed lubrication oil piping system as claimed in claim 1 or 2, it is characterised in that: the direction of oil duct six and song
The axial direction of axle box axis hole is consistent, is set on the side wall of crankcase；Preferably, oil duct 14 also with crankcase axis hole
It is axial consistent, be set on the side wall of crankcase.
8. engine forced feed lubrication oil piping system as claimed in claim 1 or 2, it is characterised in that: oil duct seven, oil duct eight are all provided with
In on a sagittal plane of crankcase axis hole, one end that oil duct seven is connect with oil duct six is preferably provided with oil outlet.
9. engine forced feed lubrication oil piping system as claimed in claim 1 or 2, it is characterised in that: oil duct 15 is along cylinder block
Axial setting, and be attached on cylinder block side wall；Oil duct 16 is preferably also arranged along the axial direction of cylinder block, is set to cylinder head
In valve mechanism cover.
10. engine forced feed lubrication oil piping system as claimed in claim 1 or 2, it is characterised in that: oil duct 13, oil duct two,
Oil duct five is set on the bottom surface of crankcase cover, and three is preferably located on same plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910010855.5A CN109707477A (en) | 2019-01-07 | 2019-01-07 | Engine forced feed lubrication oil piping system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910010855.5A CN109707477A (en) | 2019-01-07 | 2019-01-07 | Engine forced feed lubrication oil piping system |
Publications (1)
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| CN109707477A true CN109707477A (en) | 2019-05-03 |
Family
ID=66260788
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910010855.5A Pending CN109707477A (en) | 2019-01-07 | 2019-01-07 | Engine forced feed lubrication oil piping system |
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| CN112901307A (en) * | 2021-01-22 | 2021-06-04 | 重庆鼎工机电有限公司 | Power assembly for small variable frequency generator |
| CN112901306A (en) * | 2021-01-22 | 2021-06-04 | 重庆鼎工机电有限公司 | Lubricating oil circuit system of rocker arm type side cam gasoline engine |
| CN113175371A (en) * | 2021-03-26 | 2021-07-27 | 重庆鼎工机电有限公司 | Silent diesel engine capable of realizing miniaturization and lightweight |
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