CN101220766B - Two-stroke elasticity internal combustion engine - Google Patents
Two-stroke elasticity internal combustion engine Download PDFInfo
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- CN101220766B CN101220766B CN2007101346223A CN200710134622A CN101220766B CN 101220766 B CN101220766 B CN 101220766B CN 2007101346223 A CN2007101346223 A CN 2007101346223A CN 200710134622 A CN200710134622 A CN 200710134622A CN 101220766 B CN101220766 B CN 101220766B
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Abstract
The invention provides a two-stroke elastic internal combustion engine. A cylinder is provided with an air inlet system, an oil inlet system and an exhaust system; the cylinder is internally provided with a piston; a combustion chamber is formed by a space above a piston inside the cylinder; the invention is characterized in that the cylinder is provided with a top cover and a bottom cover at the same time; the bottom cover of the cylinder is provided with a plurality of installation holes; the piston is provided with an extension body; the lower end of the extension body passes through the installation hole on the bottom cover of the cylinder and is connected with a connecting rod outside the bottom cover of the cylinder; the shape and the dimension of the installation hole on the bottom cover of the cylinder are consistent with those of the piston extension body; the installation hole on the bottom cover of the cylinder is movably connected or hermetically and movably connected with the piston extension body; the reciprocating motion of the piston and the extension body drives motion mechanisms such as the connecting rod, etc., to motion; an elasticity working chamber is formed by a space between the bottom cover of the cylinder and the lower surface of the piston; the elasticity working chamber is internally provided with an elasticity accumulator which can store the pressure. The invention can obviously improve the proportion of the effective stroke of the engine, effectively exhausts the wasted gas and improves the exhaust cleanness, and improves the stability of the operation and the efficiency of the engine.
Description
Technical field
The present invention relates to a kind of explosive motor, be specifically related to a kind of two-stroke elasticity internal combustion engine.
Background technique
Motor is a kind of energy transfer mechanism, and the heat energy that produces behind its fuel mix gas firing with fuel and air formation is transformed into mechanical energy.Motor is divided into internal-combustion engine and external-combustion engine, and generally speaking, it is high that the efficiency ratio external-combustion engine of internal-combustion engine is wanted.Internal-combustion engine mainly comprises reciprocating-piston engine, rotary engine and turbogenerator etc., and wherein the utilization of reciprocating-piston engine is the most extensive.Reciprocating-piston engine is divided into four stroke engine and two stroke engine, mainly is divided into petrol engine and diesel engine by burnt fuel, and they are through certain transformation other fuel that also can burn, like rock gas or biological species fuel.
Traditional combustion engine particularly reciprocating-piston engine performance is comparatively good, in practice, is bringing into play huge effect always.But they also exist following open defect and deficiency: 1, have only a stroke work done in four of single-cylinder four-stroke engine strokes, and the not work done of stroke of its excess-three, promptly bent axle takes two turns (720 °), has only the half-turn work done; 2, the single-cylinder four-stroke engine robust motion is relatively poor, and power is big more, and stationarity is poor more; 3, in two of single cylinder two-stroke motor strokes a stroke work done is arranged, all the other not works done of stroke, promptly bent axle turns around (360 °), has only the half-turn work done; 4, the stationarity of single cylinder two-stroke motor is also not enough, and vibration is big; 5, the disadvantage of two stroke engine is to be difficult for waste gas is got rid of in cylinder totally, and when ventilation, can a part of fresh air and fuel be taken away simultaneously, has not only reduced effective working stroke, causes energy consumption big, and pollutes also big.Therefore this motor less employing on automobile.Above-mentioned shortcoming makes the advantage (like advantages such as manufacturing expense are cheap, simple in structure, quality is little, power is big) of two stroke engine can not obtain performance; 6, in four-stroke or two stroke engine work cycle process a compression stroke is arranged all, the trip is that for burning expansion is prepared, but compression stroke consumes energy greatly and not work done with the fuel mixture compression that gets in the firing chamber; 7, friction is big between the piston-engined cylinder wall of conventional piston motor, especially two-stroke and piston skirt and the piston ring, power consumption, and the damage of countercylinder, piston and piston ring is also big.And the oil of can collaborating between firing chamber and the lubrication box can cause carbonization, pollution and consumption oil; 8, the impact force of conventional piston motor motion is big, and power consumption can cause damage to parts; 9, the complex structure of existing conventional piston motor is big like the realization difficulty of variable compression ratio, cost is high.Above-mentioned defective and deficiency are that reasons such as structure and the working method of conventional piston motor cause.
Summary of the invention
To the above deficiency of existing technology, the purpose of this invention is to provide the explosive motor of a kind of new structure and new working method: two-stroke elasticity internal combustion engine.This elasticity internal combustion engine will overcome traditional two-stroke and the four stroke engine expansion space stroke is few, impact force big, stationarity is poor, power consumption is big, variable compression ratio realizes the deficiency that difficulty is big, two stroke engine waste gas is difficult for aspects such as emptying; Significantly improve the motor expansion space stroke, realize the effect of engine running stationarity, minimizing impact force, the energy consumption that reduces, effective discharging waste gas and enhancing engine power; And elasticity internal combustion engine is also realized the engine variable compression ratio with better simply structure and method.
The novel elastic explosive motor is the two-stroke piston type elasticity internal combustion engine; Significantly different with conventional engines is: though the power that the promotion piston is moved by top dead center to lower dead center all is expansive force; But promote the power of piston by the motion of lower dead center to top dead center; The inertial force that motion such as bent axle is not only arranged also has the elastic force of elastic energy accumulation mechanism simultaneously, and they can make piston by lower dead center lasting work done in the motion of top dead center; Under the Elastic Strength Pressure effect of elastic body, when being positioned at top dead center, piston just can be input into the air enforcement compression of firing chamber to moment this moment, and new work engine has been omitted compression stroke; Because to the compression of fuel mixture is that the utilization elastic body is implemented, therefore, elasticity internal combustion engine changes the pressure of fuel mixture, implement variable compression ratio through the timely adjustment to elastic force in the elastic body; Under the Elastic Strength Pressure effect, piston discharges by promoting waste gas in lower dead center to the top dead center motion better, and make waste gas when carrying out secondary-working efficient than the height of conventional engines; The novel elastic motor makes motor further reduce energy consumption the advantage utilization and the performance of traditional two stroke engine, has improved efficient and discharging cleanliness.
The technological scheme of accomplishing the foregoing invention task is: a kind of two-stroke elasticity internal combustion engine, cylinder are provided with gas handling system, oil-feed system and vent systems; Be provided with piston in the cylinder, the above space of the piston in the cylinder constitutes the firing chamber, it is characterized in that,
Also be provided with bottom when described cylinder is provided with top cover, offer some mounting holes on this cylinder bottom head;
Described piston is provided with extension body; After the mounting hole on the cylinder bottom head is passed in the lower end of this piston extension body; Outside at cylinder bottom head is connected with connecting rod; Shape, the consistent size of the shape of the mounting hole on the said cylinder bottom head, size and said piston extension body, both formation activity connections or sealing flexibly connect, the motion of motions such as the to-and-fro motion drivening rod of piston and extension body thereof;
Space between cylinder bottom head and the piston lower surface constitutes the elastic force working room; Be provided with the elastic force storage body of storage pressure in this elastic force working room.
Can be provided with or not be provided with ignition mechanism (ignition mechanism then not being set) in the described cylinder as adopting compression ignite.
What described piston structure was identical with the conventional piston structure is: piston is divided into top, head (also be carved with circular groove on the head circumference, can ring installation) and skirt section; The piston that different is among the present invention has extension body.
The constituted mode of above-described piston extension body can have following several kinds:
(1), piston rod, be fixed in the bottom surface of piston only, constitute by one or several symmetry.The shape of mounting hole on the cylinder bottom head, size are consistent with piston rod, and both formation activities connect.The lower end of piston rod is positioned at the outer surface of cylinder bottom head, and the lower end is connected with connecting rod;
(2), the extension body of piston skirt, be arc plate body or its allothimorph of symmetry at interval.The shape of mounting hole on the cylinder bottom head, size are consistent with arc plate body or other body, and both formation activities connect.The lower end of piston skirt extension body is positioned at the outer surface of cylinder bottom head, and the lower end is connected with connecting rod;
(3), be fixed on the piston skirt convex arc skateboard or the slide bar of symmetry at interval, this arc skateboard or slide bar are reciprocating in can the chute on cylinder wall.The shape of mounting hole on the cylinder bottom head, size are consistent with arc skateboard or slide bar, and both formation activities connect.The lower end of arc skateboard or slide bar is positioned at the outer surface of cylinder bottom head, and the lower end is connected with connecting rod.
The formation of above-described elastic force storage body can be: (1), pressurized gas; (2), liquid and pressurized gas (can cut off with film or other objects between the two, liquid also can wrap up with film or other object); (3), elastic structure, like pneumatic spring, complex spring or metal spring etc.
Above-mentioned various storage body can be used in the elastic force chamber of different piston structures mutually.When adopting elastomers such as pressurized gas or liquid and pressurized gas or pneumatic spring in the elastic force chamber, be that the motive sealing activity connects between the mounting hole on above-mentioned piston extension body and the cylinder bottom head.
The present invention has following optimized project:
When adopt pressurized gas or liquid and pressurized gas or pneumatic spring as the elastic force working room in during the elastic force storage body; Cylinder is outer or cylinder sleeve is outer can be provided with the elastic energy accumulation controlling mechanism; The formation of this energy storage controlling mechanism is: the elastic force working room is provided with passage and electromagnetic valve; This passage with add carry out pressure controlled air compressor or hydraulic compressor, or devices such as high pressure tank or high pressure liquid container are communicated with.Its function and effect; The one, through pipeline, electrically-controlled valve etc. gas compressor is communicated with the elastic force chamber; According to engine operation condition; Under sensor information conduction and computerized control system regulation and control,, can be directly the pressure of pressurized gas in the elastic force chamber be carried out timely adjustment through opening or closing of electric control valve on gas compressor or air compressor and the pipeline; The 2nd, through pipeline, electric control valve etc. gas compressor is connected with gas holder earlier; Through pipeline, electric control valve etc. gas holder is connected with the elastic force chamber again; According to engine operation condition, under sensor information conduction and computerized control system are regulated and control, through opening or closing of electric control valve on gas compressor and the pipeline; Compressed-air actuated pressure in the gas holder is carried out timely adjustment, and compressed-air actuated pressure then is that the pressurized air of storing in the utilization gas holder carries out timely adjustment in the elastic force chamber.
Because the expansive force in the firing chamber is greater than elastic force or pressure in elastic force chamber (and gas holder); Therefore; When fuel mixture burning expansion in the firing chamber generates expansive force, can promote piston and move to lower dead center, simultaneously the elastic energy accumulation body in the elastic force chamber further compressed (pressurized gas then can be pressed in the gas holder and store in this way) by top dead center; When the piston arrives lower dead center; Exhaust valve is opened; Expansive force disappears, and the energy of elastic energy accumulation body is necessarily discharged (pressurized gas is then pushed back the elastic force chamber again from gas holder in this way), in this process; Elastic force and inertial force promote piston together waste gas are discharged, promote simultaneously piston by lower dead center to top dead center motion work done.
In the firing chamber, elastic force is provided with pressure transducer in the working room, engine spindle is provided with speed probe, the output of all the sensors connects control chip; The output BOR Bunker of Redelivery oil pump control mechanism of control chip, IGNITION CONTROL mechanism, the control mechanism of suction valve, outlet valve; The output of chip connects the control mechanism of control mechanism, air compressor or hydraulic compressor that elastic force working room upward pressure is regulated the valve of passage simultaneously, or the control mechanism of high pressure tank or high pressure liquid container valve.
The energy storage controlling mechanism (like gas compressor, gas holder etc.) of above-mentioned elasticity internal combustion engine can pass through sensor information conduction such as pressure, temperature; Under computer center control system (or control chip) regulation and control; Pressure or elastic force to energy storage body (like pressurized air) in the elastic force working room carry out timely adjustment, make it reach optimum state; And then the pressure of elastic force working room can carry out timely adjustment to the pressure or the compression ratio of fuel mixture in the firing chamber again, makes it reach optimum state; Elasticity internal combustion engine is according to engine operation condition; Under the computerized control system regulation and control; The regulatory function of utilization energy storage controlling mechanism; Pressure or elastic force through to elastic energy accumulation body (like pressurized air) in the elastic force chamber carry out timely adjustment, and then reach the timely adjustment to the pressure and the compression ratio of fuel mixture in the firing chamber, realize the variable compression ratio of fuel mixture.
The working principle of elasticity internal combustion engine of the present invention is:
In first stroke: when piston is positioned at top dead center when top dead center advance angle (or); Under sensor information conduction and central control system regulation and control, intake valve and oil-feed door are successively opened, and gas compressor, reciprocating pump or air inlets such as high pressure oil pump, electrically controlled injector, oil-feed direct-injection system device are opened; With fuel and air respectively or mix instantaneous time and be input into cylinder chamber; Meanwhile, piston presses to the air in the firing chamber under the pressure of elastic energy accumulation body, when compressed fuel mixture has certain pressure or compression ratio; Air inlet, oil-feed system quit work, and intake valve, oil-feed door are closed; Fuel mixture with certain pressure or compression ratio is through ignition or compression ignition combustion, forms high temperature and high pressure gas and produces expansive force, and promote piston and move to lower dead center by top dead center, and drivening rod, bent axle movable machinery works done such as (or gears); Meanwhile, expansive force promotes piston with the further compress energy storage of elastic energy accumulation body that has certain pressure in the elastic force chamber;
In second stroke: when piston arrives lower dead center (or lower dead center advance angle); Exhaust valve is opened; In the elastic force chamber under the promotion of elastic energy accumulation body and piston and under self expansive force effect; Waste gas is by powerful discharge, and promotes that pressure-increasing machine is given the superchargings such as gas handling system and gas holder of motor, (existing conventional piston engine exhaust function of increasing pressure can reach fuel saving, increase function such as power, and the piston-engined waste gas function of increasing pressure of elastic force of the present invention is because of promotion springy to drive generator for electricity generation simultaneously; Power is more powerful, and its effect energy-conservation, that increase power is more obvious); Meanwhile, by the further elastic energy accumulation body of compression, in this trip, its pressure or elastic force are necessarily discharged and inertial force promotes piston together and moved to top dead center by lower dead center in above-mentioned first stroke.In this trip, piston promotes waste gas on the one hand and discharges from exhaust valve; On the other hand, piston is not owing to there is the work of pressurized air fuel mixture, thereby do not have expending of compression function, can with inertial force drivening rod together, work done such as continuation such as bent axle (or gear) motion of etc.ing.When the piston arrives top dead center: the one, exhaust valve is closed; The 2nd, the elastic energy accumulation body returns to original accumulation of energy or reset pressure state again, prepares the fresh fuel mixed gas that is about to input is compressed; Piston is accomplished an operation cycle.
The structure of working procedure such as above intake valve and gas handling system device, oil-feed door and oil-feed system and device, exhaust valve and vent systems device, ignition mechanism and fuel and Air mixing and equipment all can be identical with existing technology; Driving mechanism, cooling system, lubrication system, filtration system and sensed system, computerized control system etc. all can be identical with existing technology.
Elasticity internal combustion engine of the present invention is a kind of two stroke engine, but different with the effect of traditional two stroke engine or four stroke engine piston stroke, and not having compression stroke in the elasticity internal combustion engine piston stroke all is expansion space stroke; The power that promotes the elasticity internal combustion engine reciprocating motion of the pistons mainly contains two: the one, and the expansive force that produces behind the fuel mix gas firing in the firing chamber; The 2nd, the elastic force that the elastic energy accumulation body in the elastic force working room is produced, that is: the elastic force of original storage in the accumulating mechanism adds and then receives and the power through discharging.
Absorptions such as impact force that elastic energy accumulation mechanism and elastic energy accumulation body can produce movement meanss such as piston at the volley and vibration force also are converted into energy; Increased the stability of motor on the one hand, the energy that passes through again on the other hand then discharges continuation promotion piston motion work done.
Elasticity internal combustion engine of the present invention has been inherited the advantage of traditional two-stroke and four stroke engine, has overcome the shortcoming of traditional two-stroke and four stroke engine, has created traditional two-stroke and unexistent advantage of four stroke engine and individual style simultaneously again.For example: 1, realize that alterable compression ratio can improve the motor operation conditions, energy saving improves engine efficiency.Mainly be through systems such as computer automatic control system, energy storage controlling mechanisms among the present invention; Elastic force or pressure timely adjustment to elastic energy accumulation body and piston in the elastic force working room; And then the elastic force chamber is again to the pressure timely adjustment of fuel mixture in the firing chamber, thereby realizes the variable compression ratio or the optimum compression ratio of elasticity internal combustion engine, and its method is simple and clear; Technology is unique, and is effective; 2, be that the jet pressure of air inlet, oil-feed carries out timely adjustment through automatic control system to the working condition of air inlet, oil-feed system and device, realize being input into the air in the firing chamber, the different proportion relation of fuel is variable air fuel ratio or optimal air-fuel ratio; 3, different with traditional two-stroke and four-stroke piston engine; The formation of fuel mix atmospheric pressure (or compression ratio) in the elasticity internal combustion engine firing chamber; Mainly be to rely on the reset pressure of storing in the elastic force working room or the result of original elastic force extruding; This new working method has been saved the compression function of piston, makes compression stroke become expansion space stroke; 4, elastic body and elastic force are introduced motor, make reciprocating motion of the pistons receive earlier expansive force, after receive the promotion of elastic force, both improved engine efficiency, motor is operated steadily; 5, utilization elastic force promotes the waste gas discharge, not only makes waste gas arrange totally, and the secondary-working powerful.
This elasticity internal combustion engine has been realized remarkable results such as high efficiency, low energy consumption, clean discharging, and comprehensive effectiveness is more outstanding.
Description of drawings
Fig. 1, Fig. 2, Fig. 3 are the embodiment of the invention 1 structural representation;
Fig. 4, Fig. 5 are embodiment's 2 structural representations;
Fig. 6, Fig. 7, Fig. 8 are embodiment's 3 structural representations.
Embodiment
Embodiment 1, and with reference to Fig. 1～Fig. 3: the cylinder 1 of novel elastic explosive motor both had been provided with top cover 2 bottom 3 also is set, and the counterpart of the tow sides of piston 4 and cylinder inner face constitutes the burning working room 10 and elastic force working room 11 of variable volume respectively.The elastic force working room is built-in with the elasticity accumulation of energy body 9 of storage certain pressure.The elasticity accumulation of energy body 9 of present embodiment is a pressurized air.In the bottom of piston 4 bodies are piston skirt 5 (are piston crown between them, circular groove is set, be equipped with piston ring in the circular groove), and the extension body of piston skirt 5 is symmetrical at interval arc plate body 21; Simultaneously, offer the arcuate socket 8 of symmetry on the cylinder bottom head 3, shape, the consistent size of hole 8 and piston skirt extension body 21 adopt movable sealing structure between the two, and the formation activity connects; 20 is bolt among the figure; 6 is pin rod; 7 is the connecting rod of motions such as connecting crank, bent axle.
The top of cylinder or top side portion are provided with the exhaust valve system and device, and the exhaust valve system and device can adopt existing variable valve actuator for air mode to open and close, the automatically controlled exhaust valve devices such as electromagnetism (or electric liquid) valve of main employing in the present embodiment; Intake valve and gas handling system device, oil-feed door and oil-feed system and device also are arranged on the top or the top side portion of cylinder; Form by system and devices such as automatic control system, gas compressor, reciprocating pump, electrically controlled injectors respectively; Employing in-cylinder direct injection technology, the air inlet of basic structure and function and existing advanced person's four stroke engine, oil-feed system and device are basic identical.
Accumulation of energy controlling mechanism such as cylinder outer installment high pressure tank contains pressurized air in the present embodiment in the gas holder, is communicated with the elastic force working room through pipeline, electrically-controlled valve.
The work cycle process and the functional overview of system and devices such as the piston in the present embodiment are following:
1, when piston is positioned at top dead center correct time 12 when certain advance angle in correct time (or); Under automatic control system instruction or regulation and control; Intake valve, oil-feed door are successively opened, devices such as gas compressor, fuel pump, electric injection system with air and fuel respectively by certain pressure or proportions of ingredients is instantaneous is input in the firing chamber; This moment, the piston-top surface that is in top dead center presses to fuel mixture under the original accumulation of energy effect of elastic force accumulation of energy body, and under inside and outside strength effect, fuel mixture forms certain pressure, has certain compression ratio; Pressure transducer constantly is transferred to central control system with this pressure signal, and when pressure or compression ratio reached predetermined, central control system was sent instruction, and air inlet, oil-feed system quit work, and outages such as intake valve, oil-feed door such as magnetic injectors are closed.Under computer central control system comprehensive regulation, air inlet, oil-feed system can carry out timely adjustment respectively to air inlet, input pressure according to engine operation condition, realize optimal air-fuel ratio.
2, with light or the compression ignite mode with the fuel mixture burning expansion that has certain air fuel ratio and compression ratio in the firing chamber; Under the effect of high temperature and high pressure gas expansive force; Piston is moved to lower dead center 13 by top dead center 12, and drives drive train arrangement rotation works done such as bent axles through pin rod 6, connecting rod 7; Meanwhile, the pressurized gas 9 in the elastic force working room also further absorbs expansive force, impact force homenergic original hold on the energy foundation that has, and is pressed in the gas holder and stores.
3,13 (or lower dead center advance angles) when the piston arrives lower dead center, exhaust valve such as solenoid valve must be established by cable and open, and the waste gas after the work done is discharged by exhaust valve under the promotion of self expansive force and piston elastic force, inertial force; Meanwhile, piston moves to top dead center 12 by lower dead center 13 under the promotion of elastic force, inertial force, and exhaust valve is closed when arriving top dead center; In the top dead center movement process, piston skirt extension body 21 drives drive train arrangement through pin rod 6 and connecting rod 7 and continues the rotation work done piston, accomplishes a work cycle process of piston by lower dead center.
The waste gas of 4, discharging promotes pressure-increasing machine and gives air intake pressurizeds such as air inlet system and gas holder.
5, the accumulation of energy controlling mechanism that is made up of gas compressor or pressure-increasing machine, high pressure gas-accumulating tank, electrically-controlled valve etc. is communicated with the elastic force chamber through high pressure pipe line; Central control system through opening or closing of timely adjustment electric control valve, realizes that the high pressure gas-accumulating tank carries out supercharging or decompression to the elastic force chamber according to compression pressure size (conduction of pressure transducer information) in engine operation condition and the elastic force chamber; Through the pressure of pressurized gas in the timely adjustment elastic force working room, can implement timely adjustment to the pressure of the fuel mixture in the firing chamber, realize variable compression ratio or optimum compression ratio.
Its basic structure and function and the piston-engined basically identicals of existing prosperity such as the connecting bar and crankshaft motion that 6, is adopted in the present embodiment, cooling system, lubrication system, filtration system, automatic control system.
Carrying out motive sealing with piston rod 14 and center hole 15 on the cylinder bottom head connects;
Elasticity storage body 9 is liquid and pressurized air (between the two can partition film), and liquid is last, and pressurized air is down; Liquid accounts for about 1/8 to 1/3 of whole cylinder space, and pressurized gas accounts for about 7/8 to 2/3; Under expansive force pressure, along with piston displacement, pressurized gas may be collapsed in the accumulation of energy controlling mechanism, and expansive force disappears, and pressurized gas is pushed back in the elastic force chamber again.
The piston extension body is the arc skateboard 17 its allothimorphs such as (or) slide bars of at interval symmetry; This arc skateboard 17 its allothimorphs such as (or) slide bars for the piston body outer ring to the part that extends below (should " outer ring " be imaginary, be an annular space round piston external diameter); Simultaneously, the two or more arc mounting holes 16 on the cylinder bottom head also are arranged on the outer ring of cylinder, and are corresponding with position, shape and the size of this arc skateboard 17 its allothimorphs such as (or) slide bars, and both formation activities connect.This arc skateboard is reciprocating in can the chute on cylinder wall.Elastic force storage body 9 is a complex spring.The accumulation of energy controlling mechanism is not set among this embodiment.
Rights protection of the present invention is not limited to the above embodiments.
Claims (2)
1. two-stroke elasticity internal combustion engine, cylinder is provided with gas handling system, oil-feed system and vent systems; Be provided with piston in the cylinder, the above space of cylinder inner carrier constitutes the firing chamber, it is characterized in that,
Also be provided with bottom when described cylinder is provided with top cover, offer some mounting holes on this cylinder bottom head;
Described piston is provided with extension body, after the mounting hole on the cylinder bottom head is passed in the lower end of this piston extension body, is connected with connecting rod in the outside of cylinder bottom head; Shape, the consistent size of the shape of mounting hole, size and said piston extension body on the said cylinder bottom head, both constitute sealing and flexibly connect the to-and-fro motion drivening rod motion motion of piston and extension body thereof;
Space between cylinder bottom head and the piston lower surface constitutes the elastic force working room; Be provided with the elastic force storage body of storage pressure in this elastic force working room;
Described elastic force storage body is following a kind of: (1), pressurized gas; (2), liquid and pressurized gas;
The constituted mode of described piston extension body be below one of several kinds of structures:
(1), piston rod, be fixed in the bottom surface of piston, constitute by one or the several of symmetry, the shape of mounting hole on the cylinder bottom head, size are consistent with piston rod, both constitute sealing activity connection, the lower end of piston rod is connected with connecting rod;
(2), the extension body of piston skirt, be the arc plate body of symmetry at interval; The shape of mounting hole on the cylinder bottom head, size are consistent with the arc plate body, and both constitute the sealing activity and connect; The lower end of piston skirt extension body is connected with connecting rod;
(3), protruding arc skateboard or the slide bar of symmetry at interval on the piston skirt, reciprocating in this arc skateboard or the slide bar chute on cylinder wall; The shape of mounting hole on the cylinder bottom head, size are consistent with arc skateboard or slide bar, and both constitute the sealing activity and connect; The lower end of arc skateboard or slide bar is connected with connecting rod;
When adopting pressurized gas or liquid and pressurized gas in the elastic force chamber, be that movable sealing connects between the mounting hole on piston extension body and the cylinder bottom head;
When adopt pressurized gas or liquid and pressurized gas as the elastic force working room in during the elastic force storage body; Outer or the cylinder sleeve of cylinder is provided with the elastic energy accumulation controlling mechanism outward; The formation of this energy storage controlling mechanism is: the elastic force working room is provided with passage and electromagnetic valve, this passage with add, carry out pressure controlled air compressor or hydraulic compressor or high pressure tank or high pressure liquid storage tank device and be communicated with.
2. two-stroke elasticity internal combustion engine according to claim 1 is characterized in that, in the firing chamber, elastic force is provided with pressure transducer in the working room, engine spindle is provided with speed probe, and the output of all the sensors connects control chip; Output BOR Bunker of Redelivery oil pump control mechanism, IGNITION CONTROL mechanism, the control mechanism of suction valve and the control mechanism of outlet valve of control chip; The output of chip connects control mechanism and the control mechanism of air compressor or hydraulic compressor that elastic force working room upward pressure is regulated the valve of passage simultaneously, or the control mechanism of high pressure tank or high pressure liquid container valve.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101346223A CN101220766B (en) | 2007-11-02 | 2007-11-02 | Two-stroke elasticity internal combustion engine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2007101346223A CN101220766B (en) | 2007-11-02 | 2007-11-02 | Two-stroke elasticity internal combustion engine |
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| CN101220766A CN101220766A (en) | 2008-07-16 |
| CN101220766B true CN101220766B (en) | 2012-08-08 |
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| CN2007101346223A Expired - Fee Related CN101220766B (en) | 2007-11-02 | 2007-11-02 | Two-stroke elasticity internal combustion engine |
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| CN109026428B (en) * | 2018-08-16 | 2020-12-22 | 全椒县全动机械有限公司 | Internal combustion engine shore piston groove structure |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2741909A1 (en) * | 1995-12-05 | 1997-06-06 | Physique Et Ind | Heat engine with high yield from energy storage system |
| CN1349043A (en) * | 2001-11-27 | 2002-05-15 | 毛春融 | Composite internal combustion engine |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2741909A1 (en) * | 1995-12-05 | 1997-06-06 | Physique Et Ind | Heat engine with high yield from energy storage system |
| CN1349043A (en) * | 2001-11-27 | 2002-05-15 | 毛春融 | Composite internal combustion engine |
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