CN218717201U

CN218717201U - Fuel oil arrangement structure for igniting heavy oil of aviation two-stroke engine gasoline engine

Info

Publication number: CN218717201U
Application number: CN202223091756.0U
Authority: CN
Inventors: 王亮; 俞厚升
Original assignee: Anhui Lide Special Power Technology Co ltd
Current assignee: Anhui Lide Special Power Technology Co ltd
Priority date: 2022-11-17
Filing date: 2022-11-17
Publication date: 2023-03-24
Anticipated expiration: 2032-11-17

Abstract

The utility model discloses solve and be the fuel arrangement structure that the heavy oil was ignited to two engine gasoline engines of aviation, this fuel arrangement structure: the heavy oil supply oil path structure provides heavy oil for the operation of the engine; the three-way oil supply component supplies oil continuously for the connection of the heavy oil supply oil path structure and the gasoline supply oil path structure; the gasoline supply oil path structure is used for supplying gasoline to the engine and preventing heavy oil from flowing back in the heavy oil supply oil path; the monitoring system detects the engine operation parameters, the current used fuel pressure and the heavy oil fuel pressure. The gasoline engine with the structure has good volatility and is easy to start, the heating time of heavy oil starting at low temperature can be shortened by adopting the integrated mode with simple structure and light weight, and heating can be omitted at normal temperature. This can reduce the battery capacity for starting and thus reduce the weight required for starting.

Description

Fuel oil arrangement structure for igniting heavy oil of aviation two-stroke engine gasoline engine

Technical Field

The invention relates to the field of aviation piston engines, in particular to a fuel oil arrangement structure for igniting heavy oil of an aviation two-stroke engine gasoline engine.

Background

At present, with the development of multiple platforms of unmanned aerial vehicles and the wide application in various fields, the power of small unmanned aerial vehicles dominates the advantages of small volume, light weight, high power per liter, convenient operation and maintenance and the like of piston engines, wherein gasoline is the main power in the early stage. With the change of the requirements of special fields, the advantages of the heavy oil engine are obvious, the application scene is wider, the oil consumption is low, the long endurance time is long, and the like, and the heavy oil piston engine becomes the main power of small and medium-sized unmanned aerial vehicles. However, some difficulties are encountered in the development process. A related study was now made on cold start.

SUMMERY OF THE UTILITY MODEL

The invention aims to provide a fuel arrangement scheme for igniting heavy oil of an aviation two-stroke engine gasoline engine, which has the advantages of simple structure and obviously shortened starting time of the heavy oil engine.

The utility model provides a technical scheme that its technical problem adopted is: aviation two towards engine gasoline engine ignition heavy oil's fuel arrangement structure, this fuel arrangement structure: consists of a heavy oil supply oil path structure, a three-way oil supply part, a gasoline supply oil path structure, a monitoring system and an engine,

the heavy oil supply oil path structure provides heavy oil for the operation of the engine;

the three-way oil supply component supplies oil continuously for the connection of the heavy oil supply oil path structure and the gasoline supply oil path structure;

the gasoline supply oil path structure is used for supplying gasoline to the engine and preventing heavy oil from flowing back in the heavy oil supply oil path;

the monitoring system detects the engine operation parameters, the current used fuel pressure and the heavy oil fuel pressure.

Specifically, the tee oil supply part is a tee valve body, and the tee valve body is further connected with a monitoring system.

Specifically, the heavy oil supply oil path structure comprises an oil tank, a first oil filter, an oil pump and a first one-way valve, wherein the first one-way valve is connected with the engine through a three-way valve body.

Specifically, the gasoline supply oil path structure comprises an open oil tank, an oil plug and a second one-way valve, the second one-way valve is connected with the three-way valve body, and the second one-way valve is connected with the monitoring system.

Specifically, a second oil filter is arranged between the engine and the three-way valve body.

Specifically, the engine is an aviation two-stroke heavy oil engine.

The utility model has the advantages that: the gasoline engine with the structure has good volatility and is easy to start, the heating time of heavy oil starting at low temperature can be shortened by adopting the integrated mode with simple structure and light weight, and heating can be omitted at normal temperature. This can reduce the battery capacity for starting and thus reduce the weight required for starting.

The present invention will be described in more detail with reference to the accompanying drawings and examples.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: 1. the oil pump comprises a three-way valve body, 2 an engine, 3 an oil tank, 4 a first oil filter, 5 an oil pump, 6 a first one-way valve, 7 an open oil tank, 8 an oil plug, 9 a second one-way valve, 10 a monitoring system and 11 a second oil filter.

Detailed Description

The terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like in the specification indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention and to simplify the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Embodiment 1, as shown in fig. 1, the fuel arrangement structure of the aviation two-stroke engine gasoline engine igniting heavy oil is as follows: the heavy oil supply oil path structure provides heavy oil for the operation of the engine;

the three-way oil supply component supplies oil continuously for the connection of the heavy oil supply oil path structure and the gasoline supply oil path structure; the gasoline supply oil path structure is used for supplying gasoline to the engine and preventing heavy oil from flowing back in the heavy oil supply oil path; the monitoring system detects the engine operation parameters, the current used fuel pressure and the heavy oil fuel pressure. Specifically, the three-way oil supply part is a three-way valve body 1, and the three-way valve body is further connected with a monitoring system. Specifically, the engine 2 is an aviation two-stroke heavy oil engine.

Specifically, the heavy oil supply oil path structure comprises an oil tank 3, a first oil filter 4, an oil pump 5 and a first one-way valve 6, wherein the first one-way valve is connected with an engine through a three-way valve body 1.

Specifically, the gasoline supply oil path structure comprises an open oil tank 7, an oil plug 8 and a second one-way valve 9, wherein the second one-way valve 9 is connected with the three-way valve body 1, and the second one-way valve 9 is connected with a monitoring system 10. Specifically, a second oil filter 11 is arranged between the engine 2 and the three-way valve body 1.

After the gasoline with the structure is combusted, heavy oil can enter an engine oil rail for oil injection, and the first oil filter 4 is used for filtering bubbles generated when two kinds of fuel oil are switched and filtering impurities in the gasoline. The gasoline oil path consists of an open oil tank, an oil plug and a second one-way valve, the open oil tank is used for injecting and storing required gasoline, the volume of the oil tank is determined by subtracting the gasoline content in the gasoline oil path from the gasoline oil amount required by the engine for igniting heavy oil, the oil plug is used for sealing the open oil tank and matching the open oil tank for use, and the one-way valve is used for preventing the fuel oil from flowing back to the open oil tank to influence the next use. The monitoring system is used for monitoring the states of the oil supply system and the engine and mainly monitoring the fuel pressure, the engine operation parameters and the like. The engine is a heavy oil engine, and the invention uses a two-stroke displacement 70cc heavy oil engine of Lide power company. During the actual operation, the heavy oil fuel in the oil circuit is emptied before the experiment, so that the gasoline which is not pure at the starting time is prevented. The gasoline engine with the structure has good volatility and is easy to start, the heating time of heavy oil starting at low temperature can be shortened by adopting the integrated mode with simple structure and light weight, and the heating can be omitted at normal temperature. This can reduce the battery capacity for starting and thus reduce the weight required for starting.

The above embodiments are merely to describe the preferred embodiments of the present invention, and are not to limit the scope of the present invention, and various modifications and improvements made by the technical solutions of the present invention by those skilled in the art should fall within the protection scope defined by the claims of the present invention without departing from the design spirit of the present invention.

The utility model discloses the part that does not relate to all is the same with prior art or can adopt prior art to realize.

Claims

1. The fuel oil arrangement structure of the heavy oil ignited by the aviation two-stroke engine gasoline engine is characterized in that: this fuel arrangement structure: comprises a heavy oil supply oil path structure, a three-way oil supply part, a gasoline supply oil path structure, a monitoring system and an engine,

2. The arrangement structure of fuel for igniting heavy oil for a gasoline engine of an aviation two-stroke engine as claimed in claim 1, wherein: the tee oil supply component is a tee valve body, and the tee valve body is further connected with a monitoring system.

3. The fuel arrangement structure for igniting heavy oil for an aviation two-stroke engine gasoline engine as claimed in claim 1, wherein: the heavy oil supply oil circuit structure comprises an oil tank, a first oil filter, an oil pump and a first one-way valve, wherein the first one-way valve is connected with an engine through a three-way valve body.

4. The fuel arrangement structure for igniting heavy oil for an aviation two-stroke engine gasoline engine as claimed in claim 1, wherein: the gasoline supply oil way structure comprises an open oil tank, an oil plug and a second one-way valve, the second one-way valve is connected with the three-way valve body, and the second one-way valve is connected with the monitoring system.

5. The fuel arrangement structure for igniting heavy oil for an aviation two-stroke engine gasoline engine as claimed in claim 1, wherein: and a second oil filter is arranged between the engine and the three-way valve body.

6. The fuel arrangement structure for igniting heavy oil for an aviation two-stroke engine gasoline engine as claimed in claim 1, wherein: the engine is an aviation two-stroke heavy oil engine.