CN109184904B - Four-stroke four-cylinder opposite unidirectional rotary engine and control method thereof - Google Patents
Four-stroke four-cylinder opposite unidirectional rotary engine and control method thereof Download PDFInfo
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- CN109184904B CN109184904B CN201811219449.1A CN201811219449A CN109184904B CN 109184904 B CN109184904 B CN 109184904B CN 201811219449 A CN201811219449 A CN 201811219449A CN 109184904 B CN109184904 B CN 109184904B
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- 238000000034 method Methods 0.000 title claims abstract description 14
- 230000009471 action Effects 0.000 claims abstract description 55
- 230000006835 compression Effects 0.000 claims abstract description 20
- 238000007906 compression Methods 0.000 claims abstract description 20
- 238000002347 injection Methods 0.000 claims description 9
- 239000007924 injection Substances 0.000 claims description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 230000007246 mechanism Effects 0.000 abstract description 4
- 239000003921 oil Substances 0.000 description 138
- 238000002485 combustion reaction Methods 0.000 description 6
- 239000000295 fuel oil Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 239000007921 spray Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
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- 238000004519 manufacturing process Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B75/00—Other engines
- F02B75/02—Engines characterised by their cycles, e.g. six-stroke
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B75/00—Other engines
- F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
- F02B75/18—Multi-cylinder engines
- F02B75/24—Multi-cylinder engines with cylinders arranged oppositely relative to main shaft and of "flat" type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B75/00—Other engines
- F02B75/32—Engines characterised by connections between pistons and main shafts and not specific to preceding main groups
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B75/00—Other engines
- F02B75/02—Engines characterised by their cycles, e.g. six-stroke
- F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
- F02B2075/027—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle four
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B75/00—Other engines
- F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
- F02B75/18—Multi-cylinder engines
- F02B2075/1804—Number of cylinders
- F02B2075/1816—Number of cylinders four
Abstract
The invention discloses a four-stroke four-cylinder opposite unidirectional rotation engine and a control method thereof, wherein the engine consists of an output shaft, two unidirectional wheels, four oil cylinders, two connecting rods and four push-pull rods; the engine control method is that four oil cylinders are used for ignition in turn, and a push-pull rod connected between the oil cylinders and the unidirectional wheels is utilized, so that the two unidirectional wheels circularly move back and forth between forward rotation and reverse rotation, and the other three oil cylinders can respectively complete the actions of exhausting, air intake and compression while driving an output shaft to output power. The invention adopts the connecting rod and the push-pull rod as the transmission mechanism, and the four oil cylinders are oppositely arranged in a group mode, and the torque output of the output shaft and the reset of the push-pull rod are realized simultaneously by utilizing the power of alternate ignition of the four oil cylinders and the unidirectional locking property of the two unidirectional wheels, so that the invention has the advantages of simple structure, small volume, low cost, reliable work, high heat engine efficiency, flexible application, strong universality and the like.
Description
Technical Field
The invention belongs to the technical field of automobile engines, relates to a fuel engine, and in particular relates to a four-stroke four-cylinder opposite unidirectional rotary engine and a control method thereof.
Background
In many reciprocating engines, four-stroke engines are used as the most classical, four actions of an oil cylinder are respectively air inlet, compression, ignition and exhaust, and pistons in the oil cylinder can reciprocate repeatedly through linkage of a crankshaft to form continuous power. The existing four-stroke engine mostly adopts an in-line type, V-shaped or W-shaped oil cylinder arrangement mode, the reciprocating engine is often complex in design structure, and noise is large during acceleration, particularly, the dead zone of the oil cylinder and the 0-degree and 180-degree zones of a crankshaft lose power, so that the efficiency is low, and inertia and excitation delay points are needed to realize 360-degree rotation.
Disclosure of Invention
The invention aims to provide a four-stroke four-cylinder opposite unidirectional rotary engine and a control method thereof, which are used for solving the problems of low efficiency, insufficient oil cylinder combustion and large exhaust emission of the traditional internal combustion engine.
In order to achieve the technical purposes and effects, the invention is realized by the following technical scheme: the four-stroke four-cylinder opposite unidirectional rotating engine comprises an output shaft, a first unidirectional wheel, a second unidirectional wheel, a first oil cylinder, a second oil cylinder, a third oil cylinder, a fourth oil cylinder, a first connecting rod, a second connecting rod, a first push-pull rod, a second push-pull rod, a third push-pull rod and a fourth push-pull rod;
the first unidirectional wheel and the second unidirectional wheel are sleeved on the output shaft, and the effective rotation directions of the first unidirectional wheel and the second unidirectional wheel are the same; the upper end or the lower end of the outer side surface of the first unidirectional wheel is provided with a first hinge point, and the lower end or the upper end of the outer side surface of the second unidirectional wheel is provided with a second hinge point;
the first oil cylinder and the second oil cylinder are in one group, the third oil cylinder and the fourth oil cylinder are in the other group, and the two groups of oil cylinders are respectively arranged on the left side and the right side of the output shaft; the piston rod of the first oil cylinder and the piston rod of the second oil cylinder are respectively and fixedly connected with the front end and the rear end of the first connecting rod, and the piston rod of the third oil cylinder and the piston rod of the fourth oil cylinder are respectively and fixedly connected with the front end and the rear end of the second connecting rod;
one end of the first push-pull rod and one end of the third push-pull rod are hinged with a first hinge point at the same time, and the other end of the first push-pull rod and the other end of the third push-pull rod are respectively hinged with one end of the first connecting rod and one end of the second connecting rod; one end of the second push-pull rod and one end of the fourth push-pull rod are simultaneously hinged with the second hinge point, and the other end of the second push-pull rod and the other end of the fourth push-pull rod are respectively hinged with the other end of the first connecting rod and the other end of the second connecting rod.
Further, any one of the first oil cylinder and the second oil cylinder can independently push the first connecting rod to move, and any one of the third oil cylinder and the fourth oil cylinder can independently push the second connecting rod to move.
Further, the first connecting rod and the second connecting rod are respectively parallel to the output shaft, and the three points of the axes of the output shaft, the first connecting rod and the second connecting rod are collinear; the first push-pull rod is obliquely arranged between the first hinge point and one end of the first connecting rod, the second push-pull rod is obliquely arranged between the second hinge point and the other end of the first connecting rod, the third push-pull rod is obliquely arranged between the first hinge point and one end of the second connecting rod, and the fourth push-pull rod is obliquely arranged between the second hinge point and the other end of the second connecting rod.
Further, reinforcing devices are respectively arranged at the connection parts of the first connecting rod and the first push-pull rod and the second push-pull rod and the connection parts of the second connecting rod and the third push-pull rod and the fourth push-pull rod.
Further, the setting directions of the first push-pull rod and the second push-pull rod are the same as the setting directions of the first oil cylinder and the second oil cylinder, and the setting directions of the third push-pull rod and the fourth push-pull rod are the same as the setting directions of the third oil cylinder and the fourth oil cylinder; the first connecting rod is obliquely arranged between the outer end of the first push-pull rod and the outer end of the second push-pull rod, and the second connecting rod is obliquely arranged between the outer end of the third push-pull rod and the outer end of the fourth push-pull rod.
Further, the first push-pull rod, the second push-pull rod, the third push-pull rod and the fourth push-pull rod are all arranged on a corresponding track.
Further, the first unidirectional wheel and the second unidirectional wheel are both a ' unidirectional impact wheel ' patent of the applicant's prior application, application number: 201821139491.8.
furthermore, the first oil cylinder, the second oil cylinder, the third oil cylinder and the fourth oil cylinder adopt optimal combustion efficiency points to spray fuel oil in the whole process, namely, an electronic injection mode is adopted, the rotating speed of the engine is not controlled by a traditional throttle, and adjustment is realized through the change of ignition frequency, so that the gasoline is combusted most fully.
A control method of a four-stroke four-cylinder opposite unidirectional rotation engine comprises the following steps:
assuming that the power output rotation direction of the output shaft is clockwise, the effective rotation directions of the first unidirectional wheel and the second unidirectional wheel are both clockwise;
when the first oil cylinder performs ignition action, the piston of the first oil cylinder pushes the first connecting rod rightwards, and at the moment, the piston of the second oil cylinder also moves rightwards under the drive of the first connecting rod, so that the second oil cylinder completes air inlet action; meanwhile, the first connecting rod pushes the first push-pull rod and the second push-pull rod to move rightwards simultaneously, on one hand, the first push-pull rod pushes the first unidirectional wheel to rotate clockwise, and then drives the output shaft to rotate clockwise to output power, and simultaneously pushes the third push-pull rod to move rightwards, on the other hand, the second push-pull rod pushes the second unidirectional wheel to idle anticlockwise, and then pushes the fourth push-pull rod to move rightwards; the second connecting rod finally pushes pistons in a third oil cylinder and a fourth oil cylinder to move rightwards simultaneously, so that the third oil cylinder and the fourth oil cylinder respectively complete an exhaust action and a compression action;
when the fourth oil cylinder completes the compression action, the ignition action is immediately carried out, the piston of the fourth oil cylinder pushes the second connecting rod leftwards, and at the moment, the piston of the third oil cylinder also moves leftwards under the drive of the second connecting rod, so that the third oil cylinder completes the air inlet action; meanwhile, the second connecting rod pushes the fourth push-pull rod and the third push-pull rod to move leftwards simultaneously, on one hand, the fourth push-pull rod pushes the second unidirectional wheel to rotate clockwise, and then drives the output shaft to rotate clockwise to output power, and simultaneously pushes the second push-pull rod to move leftwards, on the other hand, the third push-pull rod pushes the first unidirectional wheel to idle anticlockwise, and then pushes the first push-pull rod to move leftwards; the left movement of the second push-pull rod and the first push-pull rod simultaneously pushes the first connecting rod to move left, and the first connecting rod finally simultaneously pushes pistons in the first oil cylinder and the second oil cylinder to move left, so that the first oil cylinder and the second oil cylinder respectively complete an exhaust action and a compression action;
when the second oil cylinder is compressed, ignition is performed immediately, and the piston of the second oil cylinder pushes the first connecting rod rightwards, and at the moment, the piston of the first oil cylinder also moves rightwards under the drive of the first connecting rod, so that the first oil cylinder completes air inlet; meanwhile, the first connecting rod pushes the second push-pull rod and the first push-pull rod to move rightwards simultaneously, on one hand, the first push-pull rod pushes the first unidirectional wheel to rotate clockwise, and then drives the output shaft to rotate clockwise to output power, and simultaneously pushes the third push-pull rod to move rightwards, on the other hand, the second push-pull rod pushes the second unidirectional wheel to idle anticlockwise, and then pushes the fourth push-pull rod to move rightwards; the second connecting rod finally pushes pistons in the fourth oil cylinder and the third oil cylinder to move rightwards simultaneously, so that the fourth oil cylinder and the third oil cylinder respectively complete an exhaust action and a compression action;
when the third oil cylinder completes the compression action, the ignition action is immediately carried out, the piston of the third oil cylinder pushes the second connecting rod leftwards, and at the moment, the piston of the fourth oil cylinder also moves leftwards under the drive of the second connecting rod, so that the fourth oil cylinder completes the air inlet action; meanwhile, the second connecting rod pushes the third push-pull rod and the fourth push-pull rod to move leftwards simultaneously, on one hand, the fourth push-pull rod pushes the second unidirectional wheel to rotate clockwise, and then drives the output shaft to rotate clockwise to output power, and simultaneously pushes the second push-pull rod to move leftwards, on the other hand, the third push-pull rod pushes the first unidirectional wheel to idle anticlockwise, and then pushes the first push-pull rod to move leftwards; the first connecting rod finally pushes pistons in the second oil cylinder and the first oil cylinder to move leftwards at the same time, so that the second oil cylinder and the first oil cylinder respectively complete an exhaust action and a compression action;
through the circulation of the four steps, the output shaft can always rotate clockwise to continuously output power.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention has the innovation that the traditional reciprocating engine with the crankshaft as a transmission mechanism is improved to a unidirectional rotating engine with a connecting rod and a push-pull rod as transmission mechanisms combined with unidirectional impact wheels, and four oil cylinders are oppositely arranged in a group mode, so that the power of alternate ignition of the four oil cylinders and the unidirectional locking characteristic of the two unidirectional wheels are fully utilized, and simultaneously the torque output of an output shaft and the reset of the push-pull rod are realized.
2. According to the invention, through alternate ignition of four opposite oil cylinders and by utilizing a push-pull rod connected between the oil cylinders and the unidirectional wheels, the two unidirectional wheels can circularly move back and forth between forward rotation and reverse rotation, so that the other three oil cylinders can respectively complete actions of exhaust, air intake and compression while driving an output shaft to do power output, the inertia of a rotor is not sacrificed, the engine is reliable in operation, the engine is superior to the traditional crankshaft transmission, the power is continuously and uniformly, dead zones of 0-degree and 180-degree angles of the traditional crankshaft engine are completely overcome, the fuel oil injection (electric injection) is carried out by adopting the optimal combustion efficiency point in the whole process of operation, the rotation speed of the engine is no longer controlled by adopting the traditional throttle, the adjustment is realized by the change of the ignition frequency, the oil cylinders are fully combusted, the theoretical heat engine efficiency value is over 50%, and compared with the traditional fuel oil engine, the exhaust emission is lowest.
3. In the application process, a plurality of groups of engines can be connected in parallel on one output shaft to form a matrix engine unit so as to synchronously increase power. For example, two engines with five kilowatts can be overlapped with ten kilowatts of output power, three engines with five kilowatts of output power can be overlapped with no space occupation, and standardized production can be realized.
The foregoing description is only an overview of the present invention, and is intended to provide a better understanding of the present invention, as it is embodied in the following description, with reference to the preferred embodiments of the present invention and the accompanying drawings.
Specific embodiments of the present invention are given in detail by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiments of the invention and together with the description serve to explain the invention and do not constitute a limitation on the invention. In the drawings:
FIG. 1 is a schematic front view of an embodiment of an engine of the present invention; FIG. 2 is a side schematic view of an embodiment of the engine of the present invention;
FIG. 3 is a schematic front view of another embodiment of the engine of the present invention; FIG. 4 is a schematic side view of another embodiment of the engine of the present invention.
Detailed Description
The invention will be described in detail below with reference to the drawings in combination with embodiments.
Example 1
Referring to fig. 1 and 2, a four-stroke four-cylinder opposed unidirectional rotary engine includes an output shaft 1, a first unidirectional wheel 2a, a second unidirectional wheel 2b, a first cylinder 3a, a second cylinder 3b, a third cylinder 3c, a fourth cylinder 3d, a first link 5a, a second link 5b, a first push-pull rod 6a, a second push-pull rod 6b, a third push-pull rod 6c, and a fourth push-pull rod 6d.
The first unidirectional wheel 2a and the second unidirectional wheel 2b adopt a 'unidirectional impact wheel' patent with the application number 201821139491.8 of the applicant; the first unidirectional wheel 2a and the second unidirectional wheel 2b are sleeved on the output shaft 1, and the effective rotation directions of the first unidirectional wheel 2a and the second unidirectional wheel 2b are the same; the upper end or the lower end of the outer side surface of the first unidirectional wheel 2a is provided with a first hinge point 4a, and the lower end or the upper end of the outer side surface of the second unidirectional wheel 2b is provided with a second hinge point 4b.
The first oil cylinder 3a and the second oil cylinder 3b are one group, the third oil cylinder 3c and the fourth oil cylinder 3d are another group, and the two groups of oil cylinders are respectively arranged on the left side and the right side of the output shaft 1.
The first connecting rod 5a and the second connecting rod 5b are also respectively arranged at the left side and the right side of the output shaft 1 and are respectively parallel to the output shaft 1, and the three points of the axes of the output shaft 1, the first connecting rod 5a and the second connecting rod 5b are collinear.
The piston rod of the first oil cylinder 3a and the piston rod of the second oil cylinder 3b are respectively and fixedly connected with the front end and the rear end of the first connecting rod 5a, and the piston rod of the third oil cylinder 3c and the piston rod of the fourth oil cylinder 3d are respectively and fixedly connected with the front end and the rear end of the second connecting rod 5 b.
The first push-pull rod 6a is obliquely arranged between the first hinging point 4a and one end of the first connecting rod 5a, the second push-pull rod 6b is obliquely arranged between the second hinging point 4b and the other end of the first connecting rod 5a, the inner end of the first push-pull rod 6a and the inner end of the second push-pull rod 6b are hinged with the first hinging point 4a and the second hinging point 4b respectively, and the outer end of the first push-pull rod 6a and the outer end of the second push-pull rod 6b are hinged with the two ends of the first connecting rod 5a respectively.
The third push-pull rod 6c is obliquely arranged between the first hinging point 4a and one end of the second connecting rod 5b, and the fourth push-pull rod 6d is obliquely arranged between the second hinging point 4b and the other end of the second connecting rod 5 b; the inner end of the third push-pull rod 6c and the inner end of the fourth push-pull rod 6d are respectively hinged with the first hinging point 4a and the second hinging point 4b, and the outer end of the third push-pull rod 6c and the outer end of the fourth push-pull rod 6d are respectively hinged with the two ends of the second connecting rod 5 b.
Reinforcing devices are respectively arranged at the connection parts of the first connecting rod 5a and the first push-pull rod 6a and the second push-pull rod 6b and at the connection parts of the second connecting rod 5b and the third push-pull rod 6c and the fourth push-pull rod 6d, so that any one of the first oil cylinder 3a and the second oil cylinder 3b can independently push the first connecting rod 5a to move, and any one of the third oil cylinder 3c and the fourth oil cylinder 3d can independently push the second connecting rod 5b to move.
The first oil cylinder 3a, the second oil cylinder 3b, the third oil cylinder 3c and the fourth oil cylinder 3d all adopt optimal combustion efficiency points to spray fuel oil in the whole process, namely an electronic injection mode is adopted, the rotating speed of the engine is not controlled by a traditional throttle, and the adjustment is realized through the change of the ignition frequency, so that the gasoline is combusted fully.
Example 2
Referring to fig. 3 and 4, a four-stroke four-cylinder opposed unidirectional rotary engine includes an output shaft 1, a first unidirectional wheel 2a, a second unidirectional wheel 2b, a first cylinder 3a, a second cylinder 3b, a third cylinder 3c, a fourth cylinder 3d, a first link 5a, a second link 5b, a first push-pull rod 6a, a second push-pull rod 6b, a third push-pull rod 6c, and a fourth push-pull rod 6d.
The first unidirectional wheel 2a and the second unidirectional wheel 2b adopt a 'unidirectional impact wheel' patent with the application number 201821139491.8 of the applicant; the first unidirectional wheel 2a and the second unidirectional wheel 2b are sleeved on the output shaft 1, and the effective rotation directions of the first unidirectional wheel 2a and the second unidirectional wheel 2b are the same; the upper end or the lower end of the outer side surface of the first unidirectional wheel 2a is provided with a first hinge point 4a, and the lower end or the upper end of the outer side surface of the second unidirectional wheel 2b is provided with a second hinge point 4b.
The first oil cylinder 3a and the second oil cylinder 3b are one group, the third oil cylinder 3c and the fourth oil cylinder 3d are another group, and the two groups of oil cylinders are respectively arranged on the left side and the right side of the output shaft 1.
The setting directions of the first push-pull rod 6a and the second push-pull rod 6b are the same as the setting directions of the first oil cylinder 3a and the second oil cylinder 3b, and the setting directions of the third push-pull rod 6c and the fourth push-pull rod 6d are the same as the setting directions of the third oil cylinder 3c and the fourth oil cylinder 3 d.
The first connecting rod 5a is obliquely arranged between the outer end of the first push-pull rod 6a and the outer end of the second push-pull rod 6b, and the outer end of the first push-pull rod 6a and the outer end of the second push-pull rod 6b are respectively hinged with the two ends of the first connecting rod 5 a; the inner end of the first push-pull rod 6a and the inner end of the second push-pull rod 6b are hinged with the first hinging point 4a and the second hinging point 4b respectively.
The second connecting rod 5b is obliquely arranged between the outer end of the third push-pull rod 6c and the outer end of the fourth push-pull rod 6d, and the outer end of the third push-pull rod 6c and the outer end of the fourth push-pull rod 6d are respectively hinged with the two ends of the second connecting rod 5 b; the inner end of the third push-pull rod 6c and the inner end of the fourth push-pull rod 6d are hinged with the first hinging point 4a and the second hinging point 4b respectively.
The piston rod of the first oil cylinder 3a and the piston rod of the second oil cylinder 3b are respectively and fixedly connected with two ends of the first connecting rod 5a, and the piston rod of the third oil cylinder 3c and the piston rod of the fourth oil cylinder 3d are respectively and fixedly connected with two ends of the second connecting rod 5 b. The first push-pull rod 6a, the second push-pull rod 6b, the third push-pull rod 6c and the fourth push-pull rod 6d are all arranged on a corresponding track, the first push-pull rod 6a, the second push-pull rod 6b, the third push-pull rod 6c and the fourth push-pull rod 6d can move left and right back and forth on the corresponding tracks, so that any one of the first oil cylinder 3a and the second oil cylinder 3b can independently push the first connecting rod 5a to move, and any one of the third oil cylinder 3c and the fourth oil cylinder 3d can independently push the second connecting rod 5b to move.
The first oil cylinder 3a, the second oil cylinder 3b, the third oil cylinder 3c and the fourth oil cylinder 3d all adopt optimal combustion efficiency points to spray fuel oil in the whole process, namely an electronic injection mode is adopted, the rotating speed of the engine is not controlled by a traditional throttle, and the adjustment is realized through the change of the ignition frequency, so that the gasoline is combusted fully.
The embodiment 1 and the embodiment 2 of the invention both comprise a control method of a four-stroke four-cylinder opposite unidirectional rotation engine, comprising the following steps:
assuming that the power output rotation direction of the output shaft 1 is clockwise, the effective rotation directions of the first unidirectional wheel 2a and the second unidirectional wheel 2b are both clockwise;
when the first oil cylinder 3a performs ignition action, the piston of the first oil cylinder 3a pushes the first connecting rod 5a to the right, and at the moment, the piston of the second oil cylinder 3b also moves to the right under the drive of the first connecting rod 5a, so that the second oil cylinder 3b completes air inlet action; simultaneously, the first connecting rod 5a pushes the first push-pull rod 6a and the second push-pull rod 6b to move rightwards, on one hand, the first push-pull rod 6a pushes the first unidirectional wheel 2a to rotate clockwise, and then drives the output shaft 1 to rotate clockwise to output power, and simultaneously pushes the third push-pull rod 6c to move rightwards, on the other hand, the second push-pull rod 6b pushes the second unidirectional wheel 2b to idle anticlockwise, and then pushes the fourth push-pull rod 6d to move rightwards; the right movement of the third push-pull rod 6c and the fourth push-pull rod 6d simultaneously pushes the second connecting rod 5b to move right, and the second connecting rod 5b finally simultaneously pushes pistons in the third oil cylinder 3c and the fourth oil cylinder 3d to move right, so that the third oil cylinder 3c and the fourth oil cylinder 3d respectively complete the exhausting action and the compressing action;
when the fourth oil cylinder 3d completes the compression action, the ignition action is immediately performed, the piston of the fourth oil cylinder 3d pushes the second connecting rod 5b leftwards, and at the moment, the piston of the third oil cylinder 3c also moves leftwards under the drive of the second connecting rod 5b, so that the third oil cylinder 3c completes the air inlet action; simultaneously, the second connecting rod 5b pushes the fourth push-pull rod 6d and the third push-pull rod 6c to move leftwards, on one hand, the fourth push-pull rod 6d pushes the second unidirectional wheel 2b to rotate clockwise, and further pushes the second push-pull rod 6b to move leftwards while driving the output shaft 1 to rotate clockwise to output power, on the other hand, the third push-pull rod 6c pushes the first unidirectional wheel 2a to idle anticlockwise, and further pushes the first push-pull rod 6a to move leftwards; the second push-pull rod 6b and the first push-pull rod 6a move leftwards and push the first connecting rod 5a to move leftwards, and the first connecting rod 5a finally pushes pistons in the first oil cylinder 3a and the second oil cylinder 3b to move leftwards and push the first oil cylinder 3a and the second oil cylinder 3b to complete an exhaust action and a compression action respectively;
when the second oil cylinder 3b completes compression, ignition action is performed immediately, the piston of the second oil cylinder 3b pushes the first connecting rod 5a rightwards, and at the moment, the piston of the first oil cylinder 3a also moves rightwards under the drive of the first connecting rod 5a, so that the first oil cylinder 3a completes air inlet action; simultaneously, the first connecting rod 5a pushes the second push-pull rod 6b and the first push-pull rod 6a to move rightwards, on one hand, the first push-pull rod 6a pushes the first unidirectional wheel 2a to rotate clockwise, and then drives the output shaft 1 to rotate clockwise to output power, and simultaneously pushes the third push-pull rod 6c to move rightwards, on the other hand, the second push-pull rod 6b pushes the second unidirectional wheel 2b to idle anticlockwise, and then pushes the fourth push-pull rod 6d to move rightwards; the right movement of the third push-pull rod 6c and the fourth push-pull rod 6d simultaneously pushes the second connecting rod 5b to move right, and the second connecting rod 5b finally simultaneously pushes pistons in the fourth oil cylinder 3d and the third oil cylinder 3c to move right, so that the fourth oil cylinder 3d and the third oil cylinder 3c respectively complete the exhausting action and the compressing action;
when the third oil cylinder 3c completes the compression action, the ignition action is immediately performed, the piston of the third oil cylinder 3c pushes the second connecting rod 5b leftwards, and at the moment, the piston of the fourth oil cylinder 3d also moves leftwards under the drive of the second connecting rod 5b, so that the fourth oil cylinder 3d completes the air inlet action; simultaneously, the second connecting rod 5b pushes the third push-pull rod 6c and the fourth push-pull rod 6d to move leftwards, on one hand, the fourth push-pull rod 6d pushes the second unidirectional wheel 2b to rotate clockwise, and further pushes the second push-pull rod 6b to move leftwards while driving the output shaft 1 to rotate clockwise to output power, on the other hand, the third push-pull rod 6c pushes the first unidirectional wheel 2a to idle anticlockwise, and further pushes the first push-pull rod 6a to move leftwards; the first push-pull rod 6a and the second push-pull rod 6b move leftwards and push the first connecting rod 5a to move leftwards, and the first connecting rod 5a finally pushes the second oil cylinder 3b and the piston in the first oil cylinder 3a to move leftwards and push the second oil cylinder 3b and the first oil cylinder 3a to complete the exhausting action and the compressing action respectively.
By the cycle of the four steps, the output shaft 1 can always rotate clockwise to continuously output power.
The above description is only of a preferred embodiment of the invention and is not intended to limit the invention, and it will be apparent to those skilled in the art that various modifications and variations are possible, in particular of the unidirectional impact wheel and the auxiliary crankshaft (for auxiliary starting, starting from the motor of the mechanism itself). Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A four-stroke four-cylinder opposed unidirectional rotary engine, characterized in that: the device comprises an output shaft (1), a first unidirectional wheel (2 a), a second unidirectional wheel (2 b), a first oil cylinder (3 a), a second oil cylinder (3 b), a third oil cylinder (3 c), a fourth oil cylinder (3 d), a first connecting rod (5 a), a second connecting rod (5 b), a first push-pull rod (6 a), a second push-pull rod (6 b), a third push-pull rod (6 c) and a fourth push-pull rod (6 d);
the first unidirectional wheel (2 a) and the second unidirectional wheel (2 b) are sleeved on the output shaft (1), and the effective rotation directions of the first unidirectional wheel (2 a) and the second unidirectional wheel (2 b) are the same; the upper end of the outer side surface of the first unidirectional wheel (2 a) is provided with a first hinge point (4 a), the lower end of the outer side surface of the second unidirectional wheel (2 b) is provided with a second hinge point (4 b), or the lower end of the outer side surface of the first unidirectional wheel (2 a) is provided with a first hinge point (4 a), and the upper end of the outer side surface of the second unidirectional wheel (2 b) is provided with a second hinge point (4 b);
the first oil cylinder (3 a) and the second oil cylinder (3 b) are in one group, the third oil cylinder (3 c) and the fourth oil cylinder (3 d) are in the other group, and the two groups of oil cylinders are respectively arranged at the left side and the right side of the output shaft (1); the piston rod of the first oil cylinder (3 a) and the piston rod of the second oil cylinder (3 b) are respectively and fixedly connected with the front end and the rear end of the first connecting rod (5 a), and the piston rod of the third oil cylinder (3 c) and the piston rod of the fourth oil cylinder (3 d) are respectively and fixedly connected with the front end and the rear end of the second connecting rod (5 b);
one end of the first push-pull rod (6 a) and one end of the third push-pull rod (6 c) are hinged with a first hinging point (4 a) at the same time, and the other end of the first push-pull rod (6 a) and the other end of the third push-pull rod (6 c) are respectively hinged with one end of the first connecting rod (5 a) and one end of the second connecting rod (5 b); one end of the second push-pull rod (6 b) and one end of the fourth push-pull rod (6 d) are simultaneously hinged with the second hinging point (4 b), and the other end of the second push-pull rod (6 b) and the other end of the fourth push-pull rod (6 d) are respectively hinged with the other end of the first connecting rod (5 a) and the other end of the second connecting rod (5 b);
any one of the first oil cylinder (3 a) and the second oil cylinder (3 b) can independently push the first connecting rod (5 a) to move, and any one of the third oil cylinder (3 c) and the fourth oil cylinder (3 d) can independently push the second connecting rod (5 b) to move;
the first connecting rod (5 a) and the second connecting rod (5 b) are respectively parallel to the output shaft (1), and the three points of the axes of the output shaft (1), the first connecting rod (5 a) and the second connecting rod (5 b) are collinear; the first push-pull rod (6 a) is obliquely arranged between the first hinging point (4 a) and one end of the first connecting rod (5 a), the second push-pull rod (6 b) is obliquely arranged between the second hinging point (4 b) and the other end of the first connecting rod (5 a), the third push-pull rod (6 c) is obliquely arranged between the first hinging point (4 a) and one end of the second connecting rod (5 b), and the fourth push-pull rod (6 d) is obliquely arranged between the second hinging point (4 b) and the other end of the second connecting rod (5 b);
the first oil cylinder (3 a), the second oil cylinder (3 b), the third oil cylinder (3 c) and the fourth oil cylinder (3 d) are all oil cylinders adopting electronic injection as an oil injection mode.
2. The four-stroke four-cylinder opposed unidirectional rotating engine of claim 1, wherein: the connection parts of the first connecting rod (5 a) and the first push-pull rod (6 a) and the second push-pull rod (6 b), and the connection parts of the second connecting rod (5 b) and the third push-pull rod (6 c) and the fourth push-pull rod (6 d) are respectively provided with a reinforcing device.
3. The four-stroke four-cylinder opposed unidirectional rotating engine of claim 1, wherein: the first unidirectional wheel (2 a) and the second unidirectional wheel (2 b) are unidirectional impact wheels.
4. A four-stroke four-cylinder opposed unidirectional rotary engine, characterized in that: the device comprises an output shaft (1), a first unidirectional wheel (2 a), a second unidirectional wheel (2 b), a first oil cylinder (3 a), a second oil cylinder (3 b), a third oil cylinder (3 c), a fourth oil cylinder (3 d), a first connecting rod (5 a), a second connecting rod (5 b), a first push-pull rod (6 a), a second push-pull rod (6 b), a third push-pull rod (6 c) and a fourth push-pull rod (6 d);
the first unidirectional wheel (2 a) and the second unidirectional wheel (2 b) are sleeved on the output shaft (1), and the effective rotation directions of the first unidirectional wheel (2 a) and the second unidirectional wheel (2 b) are the same; the upper end of the outer side surface of the first unidirectional wheel (2 a) is provided with a first hinge point (4 a), the lower end of the outer side surface of the second unidirectional wheel (2 b) is provided with a second hinge point (4 b), or the lower end of the outer side surface of the first unidirectional wheel (2 a) is provided with a first hinge point (4 a), and the upper end of the outer side surface of the second unidirectional wheel (2 b) is provided with a second hinge point (4 b);
the first oil cylinder (3 a) and the second oil cylinder (3 b) are in one group, the third oil cylinder (3 c) and the fourth oil cylinder (3 d) are in the other group, and the two groups of oil cylinders are respectively arranged at the left side and the right side of the output shaft (1); the piston rod of the first oil cylinder (3 a) and the piston rod of the second oil cylinder (3 b) are respectively and fixedly connected with the front end and the rear end of the first connecting rod (5 a), and the piston rod of the third oil cylinder (3 c) and the piston rod of the fourth oil cylinder (3 d) are respectively and fixedly connected with the front end and the rear end of the second connecting rod (5 b);
one end of the first push-pull rod (6 a) and one end of the third push-pull rod (6 c) are hinged with a first hinging point (4 a) at the same time, and the other end of the first push-pull rod (6 a) and the other end of the third push-pull rod (6 c) are respectively hinged with one end of the first connecting rod (5 a) and one end of the second connecting rod (5 b); one end of the second push-pull rod (6 b) and one end of the fourth push-pull rod (6 d) are simultaneously hinged with the second hinging point (4 b), and the other end of the second push-pull rod (6 b) and the other end of the fourth push-pull rod (6 d) are respectively hinged with the other end of the first connecting rod (5 a) and the other end of the second connecting rod (5 b);
any one of the first oil cylinder (3 a) and the second oil cylinder (3 b) can independently push the first connecting rod (5 a) to move, and any one of the third oil cylinder (3 c) and the fourth oil cylinder (3 d) can independently push the second connecting rod (5 b) to move;
the setting directions of the first push-pull rod (6 a) and the second push-pull rod (6 b) are the same as the setting directions of the first oil cylinder (3 a) and the second oil cylinder (3 b), and the setting directions of the third push-pull rod (6 c) and the fourth push-pull rod (6 d) are the same as the setting directions of the third oil cylinder (3 c) and the fourth oil cylinder (3 d); the first connecting rod (5 a) is obliquely arranged between the outer end of the first push-pull rod (6 a) and the outer end of the second push-pull rod (6 b), and the second connecting rod (5 b) is obliquely arranged between the outer end of the third push-pull rod (6 c) and the outer end of the fourth push-pull rod (6 d);
the first oil cylinder (3 a), the second oil cylinder (3 b), the third oil cylinder (3 c) and the fourth oil cylinder (3 d) are all oil cylinders adopting electronic injection as an oil injection mode.
5. The four-stroke four-cylinder opposed unidirectional rotating engine of claim 4, wherein: the first push-pull rod (6 a), the second push-pull rod (6 b), the third push-pull rod (6 c) and the fourth push-pull rod (6 d) are all arranged on a corresponding track.
6. The four-stroke four-cylinder opposed unidirectional rotating engine of claim 4, wherein: the first unidirectional wheel (2 a) and the second unidirectional wheel (2 b) are unidirectional impact wheels.
7. A control method of a four-stroke four-cylinder opposed unidirectional rotating engine as recited in any one of claims 1 to 6, comprising the steps of:
assuming that the power output rotation direction of the output shaft (1) is clockwise, the effective rotation directions of the first unidirectional wheel (2 a) and the second unidirectional wheel (2 b) are both clockwise;
when the first oil cylinder (3 a) performs ignition action, the piston of the first oil cylinder (3 a) pushes the first connecting rod (5 a) rightwards, and at the moment, the piston of the second oil cylinder (3 b) also moves rightwards under the drive of the first connecting rod (5 a), so that the second oil cylinder (3 b) completes air inlet action; simultaneously, the first connecting rod (5 a) pushes the first push-pull rod (6 a) and the second push-pull rod (6 b) to move rightwards, on one hand, the first push-pull rod (6 a) pushes the first unidirectional wheel (2 a) to rotate clockwise, and then drives the output shaft (1) to rotate clockwise to output power, and simultaneously pushes the third push-pull rod (6 c) to move rightwards, on the other hand, the second push-pull rod (6 b) pushes the second unidirectional wheel (2 b) to idle anticlockwise, and then pushes the fourth push-pull rod (6 d) to move rightwards; the right movement of the third push-pull rod (6 c) and the fourth push-pull rod (6 d) simultaneously pushes the second connecting rod (5 b) to move right, and the second connecting rod (5 b) finally simultaneously pushes pistons in the third oil cylinder (3 c) and the fourth oil cylinder (3 d) to move right, so that the third oil cylinder (3 c) and the fourth oil cylinder (3 d) respectively complete an exhaust action and a compression action;
when the fourth oil cylinder (3 d) completes the compression action, the ignition action is immediately carried out, the piston of the fourth oil cylinder (3 d) pushes the second connecting rod (5 b) leftwards, and at the moment, the piston of the third oil cylinder (3 c) also moves leftwards under the drive of the second connecting rod (5 b), so that the third oil cylinder (3 c) completes the air inlet action; simultaneously, the second connecting rod (5 b) pushes the fourth push-pull rod (6 d) and the third push-pull rod (6 c) to move leftwards, on one hand, the fourth push-pull rod (6 d) pushes the second one-way wheel (2 b) to rotate clockwise, and further pushes the second push-pull rod (6 b) to move leftwards while driving the output shaft (1) to rotate clockwise to perform power output, and on the other hand, the third push-pull rod (6 c) pushes the first one-way wheel (2 a) to idle anticlockwise, and further pushes the first push-pull rod (6 a) to move leftwards; the second push-pull rod (6 b) and the first push-pull rod (6 a) move leftwards and push the first connecting rod (5 a) to move leftwards, and the first connecting rod (5 a) finally pushes pistons in the first oil cylinder (3 a) and the second oil cylinder (3 b) to move leftwards and the first oil cylinder (3 a) and the second oil cylinder (3 b) respectively complete an exhaust action and a compression action;
when the second oil cylinder (3 b) completes compression, ignition action is immediately carried out, a piston of the second oil cylinder (3 b) pushes the first connecting rod (5 a) rightwards, and at the moment, the piston of the first oil cylinder (3 a) also moves rightwards under the drive of the first connecting rod (5 a), so that the first oil cylinder (3 a) completes air inlet action; simultaneously, the first connecting rod (5 a) pushes the second push-pull rod (6 b) and the first push-pull rod (6 a) to move rightwards, on one hand, the first push-pull rod (6 a) pushes the first unidirectional wheel (2 a) to rotate clockwise, and then drives the output shaft (1) to rotate clockwise to output power, and simultaneously pushes the third push-pull rod (6 c) to move rightwards, on the other hand, the second push-pull rod (6 b) pushes the second unidirectional wheel (2 b) to idle anticlockwise, and then pushes the fourth push-pull rod (6 d) to move rightwards; the second connecting rod (5 b) finally and simultaneously pushes pistons in a fourth oil cylinder (3 d) and a third oil cylinder (3 c) to move rightwards, so that the fourth oil cylinder (3 d) and the third oil cylinder (3 c) respectively complete an exhaust action and a compression action;
when the third oil cylinder (3 c) completes the compression action, the ignition action is immediately carried out, the piston of the third oil cylinder (3 c) pushes the second connecting rod (5 b) leftwards, and at the moment, the piston of the fourth oil cylinder (3 d) also moves leftwards under the drive of the second connecting rod (5 b), so that the fourth oil cylinder (3 d) completes the air inlet action; simultaneously, the second connecting rod (5 b) pushes the third push-pull rod (6 c) and the fourth push-pull rod (6 d) to move leftwards, on one hand, the fourth push-pull rod (6 d) pushes the second unidirectional wheel (2 b) to rotate clockwise, and further pushes the second push-pull rod (6 b) to move leftwards while driving the output shaft (1) to rotate clockwise to perform power output, and on the other hand, the third push-pull rod (6 c) pushes the first unidirectional wheel (2 a) to idle anticlockwise, and further pushes the first push-pull rod (6 a) to move leftwards; the first push-pull rod (6 a) and the second push-pull rod (6 b) move leftwards and push the first connecting rod (5 a) to move leftwards at the same time, and the first connecting rod (5 a) finally pushes pistons in the second oil cylinder (3 b) and the first oil cylinder (3 a) to move leftwards at the same time, so that the second oil cylinder (3 b) and the first oil cylinder (3 a) respectively complete an exhaust action and a compression action;
through the circulation of the four steps, the output shaft (1) can always rotate clockwise to continuously output power.
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| EP0122299A1 (en) * | 1983-04-08 | 1984-10-24 | Audi Nsu Auto Union Aktiengesellschaft | Opposed pistons engine |
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