WO2022233163A1

WO2022233163A1 - Internal combustion engine

Info

Publication number: WO2022233163A1
Application number: PCT/CN2022/073965
Authority: WO
Inventors: 汪鸿生
Original assignee: 汪鸿生
Priority date: 2021-05-07
Filing date: 2022-01-26
Publication date: 2022-11-10
Also published as: CN117716120A; CN113236417A

Abstract

An internal combustion engine, comprising a cylinder body (100), and further comprising a main wheel (200) and an auxiliary wheel (300) which are disposed within the cylinder body and which coaxially rotate. The main wheel has a combustion chamber (201); the auxiliary wheel has an oil-gas compression chamber (301); air and gaseous fuel can be pressurized within the oil-gas compression chamber and introduced into the combustion chamber by passing through a gas transport passage (103); and a mixture of pressurized air and the gaseous fuel can be combusted in the combustion chamber. The internal combustion engine employs a structure of a main wheel and auxiliary wheel coaxially rotating, thus eliminating a piston and a crankshaft, reducing operation noise. The oil-gas compression chamber on the auxiliary wheel compresses air and the gaseous fuel, and then same enters the combustion chamber on the main wheel by passing through the gas transport passage. The intersecting conventional piston crankshaft structure can increase the volume and power stroke of a cylinder, reduce the exhaust gas discharging temperature and effectively improve thermal efficiency.

Description

internal combustion engine

technical field

The present invention relates to a high thermal efficiency internal combustion engine.

Background technique

At present, most of the internal combustion engines on the market are piston-type structures, which are limited by the stroke of the piston and the crankshaft, and have problems such as low thermal efficiency and high working noise.

SUMMARY OF THE INVENTION

The technical solution adopted by the present invention to solve the technical problem is as follows: an internal combustion engine includes a cylinder block, and also includes a main wheel and an auxiliary wheel that are arranged in the cylinder and rotate coaxially, the main wheel has a combustion chamber, and the main wheel is provided with a combustion chamber. The auxiliary wheel has an oil-vapor compression chamber, air and gaseous fuel can be pressurized in the oil-vapor compression chamber and passed into the combustion chamber through the steam transmission channel, and the mixture of pressurized air and gaseous fuel can be in the combustion chamber. combustion.

Further, a first chamber for accommodating the main wheel is arranged in the cylinder body, an ignition assembly is arranged on the cylinder body and extends to the first chamber, and the exhaust gas discharge port is connected to the first chamber. The chambers communicate.

Further, the main wheel is also provided with a first elastic sliding tongue abutting against the inner wall of the first chamber, and the first elastic sliding tongue and the combustion chamber follow the main wheel from a position close to the ignition assembly. Turn to the position of the exhaust gas outlet.

Further, the inner circumference of the first chamber is provided with a power area and a first closed area, the ignition assembly and the exhaust gas discharge port are provided at both ends of the power area, and the output port of the steam transport channel is provided. is disposed on the first seal and is in dislocation communication with the combustion chamber.

Further, the thickness of the inner wall of the first closed area is greater than the thickness of the inner wall of the working area, and the arc-shaped transition of the inner wall between the working area and the first closed area.

Further, the combustion chamber is a notch formed on the outer surface of the main wheel.

Further, the cylinder is provided with a second chamber for accommodating the auxiliary wheel, the auxiliary wheel is also provided with a second elastic sliding tongue abutting against the inner wall of the second chamber, the oil The vapor compression chamber is formed in the area between the inner wall of the second chamber, the outer surface of the auxiliary wheel and the second elastic sliding tongue.

Further, a second closed area is also provided in the second chamber, the inner wall thickness of the second closed area is greater than the inner wall thickness of the oil-vapor compression chamber, and the oil-vapor compression chamber is closed to the second closed area. The inner wall arc-shaped transition between the zones, the input port of the steam transmission channel is arranged on the second closed zone and communicates with the oil-vapor compression chamber in dislocation.

Further, the outer surface of the auxiliary wheel is also provided with a steam conveying groove.

Further, the outer surface of the auxiliary wheel is also provided with an oil and steam outlet, and the oil and steam outlet and the steam conveying groove are respectively arranged on both sides of the second elastic sliding tongue.

The beneficial effects of the present invention are as follows: the internal combustion engine of the present invention adopts the coaxially rotating main wheel and the auxiliary wheel structure, cancels the piston and the crankshaft, reduces the working noise, and compresses the air and the gaseous fuel through the oil-vapor compression chamber on the auxiliary wheel. The steam transmission channel is input to the combustion chamber on the main wheel, and the intersecting conventional piston crankshaft structure can increase the volume and power stroke of the cylinder, reduce the exhaust temperature of the exhaust gas, and effectively improve the thermal efficiency.

Description of drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily understood from the following description of embodiments taken in conjunction with the accompanying drawings, wherein:

1 is a schematic structural diagram of an internal combustion engine according to an embodiment of the present invention;

Fig. 2 is the structural schematic diagram of the main wheel part of the embodiment of the present invention;

Fig. 3 is the structural schematic diagram of the auxiliary wheel part of the embodiment of the present invention;

Fig. 4 is the schematic diagram of starting steam transmission in the steam transmission process of the internal combustion engine of the present invention;

Fig. 5 is the schematic diagram of blowing and discharging oil and steam in the steam transmission process of the internal combustion engine of the present invention;

6 is a schematic diagram of the ignition of oil and vapor in the combustion chamber during the steam delivery process of the internal combustion engine of the present invention.

Detailed ways

In order to make the objectives, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, but not to limit the present invention.

Referring to an internal combustion engine shown in FIG. 1 to FIG. 6 , it includes a cylinder block 100 and a main wheel 200 and an auxiliary wheel 300 arranged in the cylinder block 100 , wherein the main wheel 200 and the auxiliary wheel 300 can be respectively arranged in The two cylinder blocks 100 can rotate coaxially through the central shaft 106. It can also be that the cylinder block 100 is provided with two spaced first chambers 101 and second chambers 102. The main wheel 200 is accommodated in the first chamber 101 and the second chamber 102. In the first chamber 101, the auxiliary wheel 300 is accommodated in the second chamber 102, and the main wheel 200 and the auxiliary wheel 300 are coaxially rotated through the central shaft 106. Specifically, the main wheel 200 has a combustion chamber 201, The auxiliary wheel 300 has an oil-vapor compression chamber 301, and air and gaseous fuel can be pressurized in the oil-vapor compression chamber 301 and passed into the combustion chamber 201 through the steam transmission channel 103, and the pressurized air and gaseous fuel The mixture can be burned in the combustion chamber 201 and drive the main wheel 200 to rotate. The main wheel 200 drives the central shaft 106 and the auxiliary wheel 300 to rotate. In this embodiment, the auxiliary wheel 300 completes the suction and compression strokes, and The mixture of supercharged air and gaseous fuel is input into the combustion chamber 201 through the steam transmission channel 103, the main wheel 200 completes the movement of the combustion chamber 201 and communicates with the steam transmission channel 103, the detonation work and the exhaust gas stroke. The wheel 200 and the auxiliary wheel 300 are linked to complete the six-stroke cycle, which cancels the conventional piston and crankshaft structure, reduces the working noise, increases the cylinder volume and power stroke, and can effectively improve the thermal efficiency and reduce the exhaust temperature.

In some embodiments, as shown in FIG. 2 , the cylinder block 100 is further provided with an ignition assembly 104 , an exhaust gas discharge port 105 and at least one oil vapor inlet 107 , wherein the ignition assembly 104 communicates with the exhaust gas discharge port 105 In the first chamber 101, at least one of the oil vapor inlets 107 communicates with the second chamber 102, and air and gaseous fuel pass through the oil vapor inlet 107 into the second chamber 102, so the The auxiliary wheel 300 rotates and compresses air and gaseous fuel. After reaching a certain pressure or after the auxiliary wheel 300 rotates to a certain position, the second chamber 102 is communicated with the steam transmission channel 103, and the mixture of pressurized air and gaseous fuel passes through the steam transmission channel 103. Passing into the combustion chamber 201, when the combustion chamber 201 rotates with the main wheel 200 to the position corresponding to the ignition assembly 104, the ignition assembly 104 starts to realize deflagration, pushes the main wheel 200 to rotate to do work, and the exhaust gas after combustion is discharged through the exhaust gas outlet 105 , completes a complete six-stroke cycle. In this embodiment, the combustion chamber 201 rotates with the main wheel 200 to effectively increase the power stroke and improve thermal efficiency; it should be noted that the combustion chamber 201 rotates with the main wheel 200 to Connected to the steam transmission channel 103, after the mixture of pressurized air and gaseous fuel is passed into the combustion chamber 201 through the steam transmission channel 103, the combustion chamber 201 with the mixture of pressurized air and gaseous fuel continues to rotate with the main wheel 200 to the ignition assembly. The position corresponding to 104, in the process, the combustion chamber 201 is stored as a steam storage tank and drives the mixture with the pressurized air and gaseous fuel to move to the ignition position. The mixture continues to burn in the combustion chamber 201 and rotates with the main wheel 200 .

In some embodiments, as shown in FIG. 2 , the main wheel 200 is further provided with a first elastic sliding tongue 202 whose one end abuts the inner wall of the first chamber 101 , and the auxiliary wheel 300 is further provided with one end abutting against the inner wall of the first chamber 101 . The second elastic tongue 302 of the second chamber 102. Specifically, the main wheel 200 is provided with a first installation groove that can accommodate part of the first elastic tongue 202. The other end of the first elastic tongue 202 The auxiliary wheel 300 is provided with a second installation groove that can accommodate part of the second elastic sliding tongue 302, and the other end of the second elastic sliding tongue 302 is also connected by a spring. In the second installation groove; the first elastic sliding tongue 202 protrudes from the first installation groove and always abuts against the inner wall of the first chamber 101, the mixture of pressurized air and gaseous fuel is burning The main wheel 200 is pushed to rotate by pushing the side of the first elastic sliding tongue 202 close to the combustion chamber 201 when the detonation work in the chamber 201 is performed; the second elastic sliding tongue 302 is installed from the second The groove is deep and always abuts the inner wall of the second chamber 102, air and gaseous fuel are passed into the second chamber 102 through the oil vapor inlet 107, and the auxiliary wheel 300 rotates with the active rotation process. , the second elastic sliding tongue 302 gradually compresses the volume of the second chamber 102 between it and the steam channel 103 to achieve a pressurization effect. The second chamber 102 and/or the combustion chamber 201 are not communicated with the steam transmission channel 103, and the auxiliary wheel 300 continues to rotate with the main wheel 200, so that the second chamber 102, the steam transmission channel 103, and the combustion chamber 201 are communicated, increasing the The mixture of compressed air and gaseous fuel enters the combustion chamber 201 through the steam passage 103 to perform the detonation power stroke.

In some embodiments, as shown in FIG. 2 , the inner circumference of the first chamber 101 is provided with a work area and a first closed area 203 , and the ignition assembly 104 and the exhaust gas discharge port 105 are provided in the work area At both ends of the area, the output port of the steam transmission channel 103 is arranged on the first closed area 203 and communicates with the combustion chamber 201 in dislocation. Specifically, the first elastic sliding tongue 202 rotates with the main wheel 200. Rotate from the position close to the ignition assembly 104 to the position of the exhaust gas discharge port 105, that is, the output port of the steam transmission channel 103 is arranged in the position close to the ignition assembly 104 on the first chamber 101, and the mixture of pressurized air and gaseous fuel is composed of After the steam transmission channel 103 is input into the combustion chamber 201, the ignition assembly 104 ignites and deflagrates to perform work, and the first elastic sliding tongue 202 rotates with the main wheel 200 to the exhaust gas outlet 105, and the exhaust gas generated by combustion is discharged through the waste outlet to realize deflagration. There are two strokes of work and exhaust gas; it should be noted that when the combustion chamber 201 rotates with the main wheel 200 to a position that communicates with the output port of the steam channel 103, the mixture of supercharged air and gaseous fuel enters the combustion chamber 201 Among them, after the combustion chamber 201 continues to rotate with the main wheel 200, the combustion chamber 201 is not communicated with the steam transmission passage 103, which is the specific structure and method of the dislocation communication.

In some embodiments, as shown in FIG. 2 , the thickness of the inner wall of the first closed area 203 is greater than the thickness of the inner wall of the working area, and the inner wall between the working area and the first closed area 203 is arc-shaped Transitionally, specifically, the first elastic sliding tongue 202 can gradually compress the volume between the first elastic sliding tongue 202 and the waste discharge port in the working area during the rotation of the main wheel 200, so as to completely remove the Exhaust gas is discharged, and the combustion chamber 201 rotates with the main wheel 200, and the position of the combustion chamber 201 relative to the first elastic sliding tongue 202 remains unchanged, so that the energy of detonation work in the combustion chamber 201 can always push the first elastic sliding tongue. One side of the tongue 202 effectively increases the power stroke.

In some embodiments, as shown in FIG. 2 , the combustion chamber 201 is a notch 204 formed on the outer surface of the main wheel 200 , and the combustion chamber 201 can rotate with the main wheel 200 to increase the power stroke , and has the advantage of being easy to process. It should be noted that the present invention does not involve the research and improvement of in-cylinder tightness, and the research on in-cylinder tightness has a relatively mature system in the industry, which will not be repeated here.

In some embodiments, as shown in FIG. 3 , the auxiliary wheel 300 is provided with a second elastic sliding tongue 302 abutting against the inner wall of the second chamber 102 , and the oil-vapor compression chamber 301 is formed in the second chamber In the area between the inner wall of 102, the outer surface of the auxiliary wheel 300 and the second elastic sliding tongue 302, the second elastic sliding tongue 302 gradually compresses the volume of the oil-vapor compression chamber 301 during the rotation of the auxiliary wheel 300, and at this time the oil The steam compression chamber 301 is not communicated with the steam transmission channel 103 to realize the mixture of pressurized air and gaseous fuel. The mixture of air and gaseous fuel is passed into the combustion chamber 201 , the main wheel 200 and the auxiliary wheel 300 continue to rotate and then the steam transmission channel 103 .

In some embodiments, as shown in FIG. 3 , the second chamber 102 is further provided with a second closed area 303 , and the inner wall thickness of the second closed area 303 is greater than the inner wall thickness of the oil vapor compression chamber 301 , and the inner wall arc transition between the oil vapor compression chamber 301 and the second closed area 303, the input port of the vapor transmission channel 103 is set on the second closed area 303 and is connected with the oil vapor The compression chambers 301 are in dislocation communication. Specifically, the steam transmission channel 103 is an oil circuit formed in the first closed area 203 and the second closed area 303 in the cylinder block 100 . The main wheel 200 and the auxiliary wheel 300 rotate coaxially. During the process, the second elastic sliding tongue 302 gradually compresses the volume of the oil-vapor compression chamber 301 to achieve the mixture of supercharged air and gaseous fuel, the first elastic sliding tongue 202 rotates with the main wheel 200 and the exhaust gas generated by the combustion in the combustion chamber 201 It is discharged from the exhaust gas discharge port 105 .

In some embodiments, as shown in FIG. 3 , the outer surface of the auxiliary wheel 300 is further provided with a steam conveying groove 304 and an oil discharge steam port 305 , and the oil discharge steam port 305 and the steam conveying groove 304 are respectively provided at On both sides of the second elastic sliding tongue 302, the steam conveying groove 304 is used to store the mixture of pressurized air and gaseous fuel. When rotating, the steam conveying groove 304 is connected to the steam conveying channel 103, and the supercharged air and the gaseous fuel are connected to each other. The fuel mixture is input into the combustion chamber 201 through the steam transmission channel 103. When the auxiliary wheel 300 continues to rotate, the oil discharge steam port 305 is connected to the steam transmission channel 103, and the mixture of air and gaseous fuel remaining in the steam transmission channel 103 flows back to the oil discharge steam port. At 305, the mixture of returning air and gaseous fuel participates in the next compression cycle.

It should be noted that, the steam transmission channel 103 described in all the above embodiments may be an oil passage or an oil groove formed on the cylinder block 100 to communicate with the first chamber 101 and the second chamber 102, or it may be A split oil pipe is used to connect the first chamber 101 and the second chamber 102 , the main wheel 200 rotates at intervals to realize the communication between the combustion chamber 201 and the output port of the steam channel 103 , and the auxiliary wheel 300 follows the main wheel 200 at intervals. Each period of rotation is evenly spaced to realize that the steam conveying groove 304 communicates with the input port of the steam conveying channel 103 .

The above are the preferred embodiments of the present invention. It should be pointed out that for those skilled in the art, without departing from the principles of the present invention, several improvements and modifications can be made, and these improvements and modifications may also be regarded as It is the protection scope of the present invention.

Claims

An internal combustion engine, comprising a cylinder block (100), characterized in that it further comprises a main wheel (200) and an auxiliary wheel (300) that are arranged in the cylinder block (100) and rotate coaxially, and the main wheel (200) is on the main wheel (200). It has a combustion chamber (201), the auxiliary wheel (300) has an oil-vapor compression chamber (301), and air and gaseous fuel can be pressurized in the oil-vapor compression chamber (301) and pass through a steam transmission channel (103) Passing into the combustion chamber (201), the mixture of charge air and gaseous fuel can be combusted in the combustion chamber (201).
The internal combustion engine according to claim 1, characterized in that, a first chamber (101) for accommodating the main wheel (200) is provided in the cylinder block (100), and an ignition assembly (104) is provided in the cylinder block (100). The cylinder block (100) extends to the first chamber (101), and the exhaust gas discharge port (105) communicates with the first chamber (101).
The internal combustion engine according to claim 2, characterized in that, the main wheel (200) is further provided with a first elastic sliding tongue (202) abutting against the inner wall of the first chamber (101), the first elastic tongue (202) The elastic sliding tongue (202) and the combustion chamber (201) rotate with the main wheel (200) from the position close to the ignition assembly (104) to the position of the exhaust gas discharge port (105).
The internal combustion engine according to claim 3, characterized in that, the inner circumference of the first chamber (101) is provided with a power area and a first closed area (203), the ignition assembly (104) and the exhaust gas discharge Outlets (105) are provided at both ends of the power-generating area, and the output ports of the steam transport passage (103) are provided on the first seal and communicate with the combustion chamber (201) in dislocation.
The internal combustion engine according to claim 4, characterized in that the thickness of the inner wall of the first closed area (203) is greater than the thickness of the inner wall of the working area, and the difference between the working area and the first closed area (203) is The arc transition of the inner wall between.
The internal combustion engine according to any one of claims 1 to 5, wherein the combustion chamber (201) is a notch (204) formed on the outer surface of the main wheel (200).
The internal combustion engine according to claim 1, characterized in that, a second chamber (102) for accommodating the auxiliary wheel (300) is provided in the cylinder block (100), and the auxiliary wheel (300) is provided with a second chamber (102). A second elastic sliding tongue (302) abutting against the inner wall of the second chamber (102) is also provided, and the oil vapor compression chamber (301) is formed on the inner wall of the second chamber (102). The area between the outer surface of the auxiliary wheel (300) and the second elastic sliding tongue (302).
The internal combustion engine according to claim 7, wherein a second closed area (303) is further provided in the second chamber (102), and the inner wall thickness of the second closed area (303) is greater than that of the oil The thickness of the inner wall of the steam compression chamber (301), and the arc transition of the inner wall between the oil and steam compression chamber (301) and the second closed area (303), the input port of the steam transmission channel (103) is provided On the second closed area (303) and in dislocation communication with the oil-vapor compression chamber (301).
The internal combustion engine according to claim 7 or 8, characterized in that, the outer surface of the auxiliary wheel (300) is further provided with a steam conveying groove (304).
The internal combustion engine according to claim 9, characterized in that, the outer surface of the auxiliary wheel (300) is further provided with an oil discharge steam port (305), and the oil discharge steam port (305) is connected to the steam conveying groove (300). 304) are respectively arranged on both sides of the second elastic sliding tongue (302).