CN216429722U - Two-stroke diesel engine lubrication system - Google Patents
Two-stroke diesel engine lubrication system Download PDFInfo
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- CN216429722U CN216429722U CN202122205043.1U CN202122205043U CN216429722U CN 216429722 U CN216429722 U CN 216429722U CN 202122205043 U CN202122205043 U CN 202122205043U CN 216429722 U CN216429722 U CN 216429722U
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Abstract
The utility model discloses a two-stroke diesel engine lubricating system, which comprises an oil tank assembly, an air inlet pipeline connected with an air inlet of the oil tank assembly, an oil outlet pipeline connected with an oil outlet of the oil tank assembly and a vent pipe connected with an air outlet of the oil tank assembly, wherein the air inlet pipeline and the oil outlet pipeline are connected with an engine crankcase. The two-stroke diesel engine lubricating system can realize the complete separation of fuel oil and engine oil and avoid the problem of engine oil combustion.
Description
Technical Field
The utility model belongs to the technical field of diesel engine lubricating systems, and particularly relates to a two-stroke diesel engine lubricating system.
Background
The two-stroke engine has no air inlet valve, exhaust valve, complicated air distributing mechanism and lubricating system, and cooling system with air cooling, so that it is simpler in structure, lighter in weight, lower in manufacture cost, lower in failure rate and convenient in maintenance. The existing two-stroke engine generally adopts self fuel diesel oil lubrication or fuel oil and engine oil are mixed in advance to solve the lubrication of a cylinder body, the self lubrication effect of the diesel oil is not ideal, and the other method for solving the lubrication of the cylinder body by mixing the fuel oil and the engine oil has the defect that the engine oil is also combusted when the fuel oil is combusted, so the emission is poor, blue smoke is emitted from the engine, the degree of the blue smoke is dependent on the proportion of the engine oil supplied in a mixed gas, and in addition, the engine oil is not combusted fully, and hydrocarbon and oxynitride are also generated to cause air pollution.
Patent publication No. CN210118196U discloses a two-stroke diesel engine with a separated lubrication function, which relates to the technical field of diesel engines, and comprises: the piston and the crankshaft are arranged in the cylinder body, the crankcase and the cylinder are arranged in the cylinder body, the piston can reciprocate in the cylinder, and an inner groove of a piston shell is formed in the piston; the cylinder wall of the cylinder is provided with a first negative pressure hole and a second negative pressure hole, a connecting hole and an exhaust hole, the first negative pressure hole is connected with the carburetor, the second negative pressure hole is connected with the engine oil throttle valve, engine oil in the engine oil tank is sucked into the engine oil throttle valve in the process that the piston compresses gas in the cylinder, the connecting hole is connected with the engine oil throttle valve through a connecting pipe, after mixed gas obtained by mixing air and fuel oil in the carburetor enters a crankcase, the connecting pipe of the engine oil throttle valve and the throttle valve is added between the crankcase and the cylinder of the mixed gas, the separation of the fuel oil and the engine oil is realized, and the effect of separating and lubricating is achieved. The separation and lubrication mode has a certain effect, but the fuel oil and the engine oil cannot be completely separated, the separation process is complex, and the engine oil can be combusted to a certain degree to generate polluted gas so as to pollute the atmosphere to a certain extent.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides a two-stroke diesel engine lubricating system, which aims to realize the complete separation of fuel oil and engine oil and avoid the combustion of the engine oil.
In order to achieve the purpose, the utility model adopts the technical scheme that: the two-stroke diesel engine lubricating system comprises an oil tank assembly, an air inlet pipeline connected with an air inlet of the oil tank assembly, an oil outlet pipeline connected with an oil outlet of the oil tank assembly and a ventilation pipe connected with an air release port of the oil tank assembly, wherein the air inlet pipeline and the oil outlet pipeline are connected with an engine crankcase.
The air inlet pipeline comprises an air inlet hose connected with an air inlet of the engine oil tank assembly and an air faucet connected with the air inlet hose, and the air faucet is inserted into an air taking hole of the engine crankcase.
The oil outlet pipeline comprises a first oil pipe connected with an oil outlet of the engine oil tank assembly, a switch valve connected with the first oil pipe, a second oil pipe connected with the switch valve and an oil nozzle connected with the second oil pipe, and the oil nozzle is inserted into a lubricating oil hole of the engine crankcase.
The switch valve is a ball valve.
The two-stroke diesel engine lubricating system can realize the complete separation of fuel oil and engine oil and avoid the problem of engine oil combustion.
Drawings
The description includes the following figures, the contents shown are respectively:
FIG. 1 is an exploded schematic view of a two-stroke diesel engine lubrication system of the present invention;
FIG. 2 is a schematic view of the connection of the two-stroke diesel engine lubrication system of the present invention to the crankcase;
labeled as: 1. a first oil pipe; 2. a steel wire clamp spring; 3. an on-off valve; 4. a second oil pipe; 5. an oil tank cushion block; 6. an air intake hose; 7. an air tap; 8. a pipe clamp tie; 9. a nozzle tip; 10. an engine oil tank assembly; 11. a gas permeable pipe; 12. and (5) oil blocking.
Detailed Description
The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings for a purpose of helping those skilled in the art to more fully, accurately and deeply understand the concept and technical solution of the present invention and to facilitate its implementation.
It should be noted that, in the following embodiments, the "first" and "second" do not represent an absolute distinction relationship in structure and/or function, nor represent a sequential execution order, but merely for convenience of description.
As shown in fig. 1 and 2, the present invention provides a two-stroke diesel engine lubrication system, which includes a sump assembly 10, an intake line connected to an intake port of the sump assembly 10, an exhaust line connected to an exhaust port of the sump assembly 10, and a breather tube 11 connected to an exhaust port of the sump assembly 10, wherein the intake line and the exhaust line are connected to an engine crankcase.
Specifically, as shown in fig. 1 and 2, the oil tank assembly 10 is located outside the engine, the oil tank assembly 10 is used for storing engine oil, the oil tank assembly 10 is fixedly mounted on the oil tank pad 5, the oil tank assembly 10 has an air inlet, an oil outlet and an air release port, one end of an air inlet pipeline is connected with the air inlet of the oil tank assembly 10, the other end of the air inlet pipeline is connected with the crankcase of the engine, one end of an oil outlet pipeline is connected with the oil outlet of the oil tank assembly 10, and the other end of the oil outlet pipeline is connected with a lubricating oil hole of the crankcase of the engine. An air inlet of the engine oil tank assembly 10 is connected with a crankcase through an air inlet pipeline, and engine oil is pressed out by using the pressure in the crankcase when an engine runs; an oil outlet of the oil tank assembly 10 is connected with the crankcase through an oil outlet pipeline, and engine oil pressed out from the oil tank assembly 10 enters the oil outlet pipeline and then enters the engine crankcase. When the engine oil is dropped onto the crankshaft rotating at high speed, the engine oil will continuously deliver sufficient clean engine oil at proper temperature to the friction surfaces of all the driving parts to reduce friction resistance, power consumption and wear of parts, and thus to raise the reliability and durability of the engine. The vent in the sump assembly 10 is primarily to vent the air from the sump assembly 10 to allow the oil to flow out more smoothly. One end of the vent pipe 11 is connected with an air release port of the engine oil tank assembly 10, and the other end of the vent pipe 11 is provided with an oil plug 12.
As shown in fig. 1 and 2, the intake line includes an intake hose 6 connected to an intake port of the oil tank assembly 10 and an air faucet 7 connected to the intake hose 6, and the air faucet 7 is inserted into an intake hole of the crankcase of the engine. One end of the air inlet hose 6 is fixedly connected with an air inlet of the oil tank assembly 10, and the air nozzle 7 is connected with the other end of the air inlet hose 6. The joint of the air tap 7 and the air inlet hose 6 is clamped by the steel wire clamp spring 2, and the joint of the air inlet hose 6 and the air inlet of the engine oil tank assembly 10 is clamped by the steel wire clamp spring 2, so that the phenomena of untight sealing, loosening and the like in the operation process are avoided.
As shown in fig. 1 and 2, the oil outlet pipeline includes a first oil pipe 1 connected to an oil outlet of the oil tank assembly 10, a switching valve 3 connected to the first oil pipe 1, a second oil pipe 4 connected to the switching valve 3, and an oil nipple 9 connected to the second oil pipe 4, and the oil nipple 9 is inserted into a lubricating oil hole of the crankcase of the engine. The switch valve 3 is a ball valve, an oil outlet of an oil tank assembly 10 at one end of the first oil pipe 1 is fixedly connected, the other end of the first oil pipe 1 is connected with an oil inlet of the switch valve 3, one end of the second oil pipe 4 is connected with an oil outlet of the switch valve 3, and the oil nozzle 9 is connected with the other end of the second oil pipe 4. The junction of glib 9 and second oil pipe 4 uses steel wire jump ring 2 to carry out the chucking, and first oil pipe 1 and second oil pipe 4 use steel wire jump ring 2 to carry out the chucking with the junction of ooff valve 3, and the junction of the oil-out of first oil pipe 1 and machine oil tank assembly 10 uses steel wire jump ring 2 to carry out the chucking to the phenomenon such as appear sealed untight, the pine takes place in the operation process.
When engine oil is added into the engine oil tank assembly 10, the switch valve 3 is ensured to be in a closed state, the first oil pipe 1 and the switch valve 3 are disconnected, the oil plug 12 on the vent pipe 11 is removed, at the moment, the engine oil can be injected into the engine oil tank assembly 10 from the first oil pipe 1 by using the injection type oiling device, and after the engine oil is filled, the lubricating oil way is connected and recovered according to a state before oiling (a non-running state, a ball valve is required to be kept in a closed state).
Before the engine runs, whether the lubricating oil filling and the pipeline connection are finished or not is checked, the switching valve 3 is adjusted to be in an opening state after the completion of the lubrication and the pipeline connection is confirmed, the engine can be started to run, and the switching valve 3 is adjusted to be in a closing state immediately after the engine stops running.
The utility model is described above with reference to the accompanying drawings. It is to be understood that the specific implementations of the utility model are not limited in this respect. Various insubstantial improvements are made by adopting the method conception and the technical scheme of the utility model; the present invention is not limited to the above embodiments, and can be modified in various ways.
Claims (4)
1. Two-stroke diesel engine lubricating system, including the machine oil case assembly, its characterized in that: the engine oil tank assembly is characterized by further comprising an air inlet pipeline connected with an air inlet of the engine oil tank assembly, an oil outlet pipeline connected with an oil outlet of the engine oil tank assembly and a vent pipe connected with an air release port of the engine oil tank assembly, wherein the air inlet pipeline and the oil outlet pipeline are connected with an engine crankcase.
2. The two-stroke diesel engine lubricating system of claim 1, wherein: the air inlet pipeline comprises an air inlet hose connected with an air inlet of the engine oil tank assembly and an air faucet connected with the air inlet hose, and the air faucet is inserted into an air taking hole of the engine crankcase.
3. A two-stroke diesel engine lubricating system according to claim 1 or 2, characterized in that: the oil outlet pipeline comprises a first oil pipe connected with an oil outlet of the engine oil tank assembly, a switch valve connected with the first oil pipe, a second oil pipe connected with the switch valve and an oil nozzle connected with the second oil pipe, and the oil nozzle is inserted into a lubricating oil hole of the engine crankcase.
4. A two-stroke diesel engine lubricating system as set forth in claim 3, wherein: the switch valve is a ball valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122205043.1U CN216429722U (en) | 2021-09-13 | 2021-09-13 | Two-stroke diesel engine lubrication system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122205043.1U CN216429722U (en) | 2021-09-13 | 2021-09-13 | Two-stroke diesel engine lubrication system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216429722U true CN216429722U (en) | 2022-05-03 |
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ID=81321677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122205043.1U Active CN216429722U (en) | 2021-09-13 | 2021-09-13 | Two-stroke diesel engine lubrication system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216429722U (en) |
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2021
- 2021-09-13 CN CN202122205043.1U patent/CN216429722U/en active Active
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