CN205689266U - Controlled elasticity internal combustion engine - Google Patents

Abstract

This utility model relates to a kind of controlled elasticity internal combustion engine, including cylinder, outer piston, pressure spring, inner carrier, piston pin, jump ring and connecting rod；Being provided with outer piston in cylinder, along the centrage of cylinder, outer piston, pressure spring, inner carrier, piston pin and connecting rod are sequentially connected with；Outer piston inwall be provided with jump ring below；Internal combustion engine is provided with the pressure regulation system for regulating crankcase internal gas pressure；Pressure spring seat in inner carrier and piston boss are an entirety；Jump ring is circular collar, is provided with waveform elastic pad inside it, and described circular collar is arranged in outer piston.This utility model uses pressure regulation system, combustion chamber temperature and pressure can be adjusted according to the air pressure in crankcase, and range of accommodation and performance are significantly improved, and can realize the burning that approximation is isobaric in most cases, reduce heat loss, shorten combustion process.

Description

Controlled elasticity internal combustion engine

Technical field

This utility model relates to field of internal combustion engine, particularly relates to a kind of controlled elasticity internal combustion engine.

Background technology

Existing reciprocating-piston quartastroke engine is widely used in, among traffic life, being typically divided into gasoline engine and bavin Oil machine, IC engine airframe include valve timing part inlet and exhaust valve, valve spring, valve rocker (or hydraulic tappet) rocker arm shaft, Camshaft, timing gears, Timing Belt (or timing chain), timing cover shell, timing stretcher and regulating wheel etc.；Power-conversion is defeated Go out part and include cylinder cap, cylinder body, cylinder sleeve, piston, piston ring, piston pin, connecting rod, the connecting-rod bearing, bent axle, crankshaft bearing etc.；Close Envelope part include valve-chamber cover, cavaera Cover Gasket, valve oil seal, camshaft seal, head gasket, bent axle front and rear oil seals, oil sump, Oil sump pad etc..Slave part includes by gas handling system, gas extraction system, oil supply system, cooling system, lubricating system, automatically controlled system System etc..

Chinese patent 201410204117.1 discloses a kind of combination relief piston, including cylinder, outer piston, pressure regulation bullet Spring, inner carrier, piston pin, jump ring and connecting rod；Its position and annexation be: is provided with outer piston in cylinder, along cylinder Centrage, outer piston, pressure spring, inner carrier, piston pin and connecting rod are sequentially connected with；Following setting at the inwall of outer piston There is jump ring.Chinese patent 201410740603.5 discloses a kind of combination pressure regulation based on elastic noise reduction impact resistance head gasket and lives Plug, is that to arrange a head gasket with elastic noise reduction impact resistance function on the basis of combinations thereof relief piston former to replace There is head gasket.

The problem that above-mentioned patent exists is as follows:

1. with the presence of a common defects in above-mentioned two patent: the elasticity of pressure spring is with certain steady state value, regulates model Being with limit, performance is bad so that it is can not play due effect.

2. the work under bad environment that elastic noise reduction impact resistance head gasket disposes, outer piston and elastic noise reduction impact resistance head gasket The problem that there is contact-impact, high temperature in combustor and high-frequency collision affect service life of Elastic Steel pawl and collision is made an uproar Sound, also and the pressure that jointly exists of combinations thereof relief piston regulates problem.

Utility model content

Technical problem to be solved in the utility model is to provide a kind of controlled elasticity internal combustion engine overcoming drawbacks described above.

The technical scheme that this utility model solves above-mentioned technical problem is as follows: a kind of controlled elasticity internal combustion engine, including cylinder, Outer piston, pressure spring, inner carrier, piston pin, jump ring and connecting rod；Its position and annexation be: outside being provided with in cylinder Piston, along the centrage of cylinder, outer piston, pressure spring, inner carrier, piston pin and connecting rod are sequentially connected with；At outer piston Inwall be provided with jump ring below；Internal combustion engine is provided with the pressure regulation system for regulating crankcase internal gas pressure；In inner carrier Pressure spring seat and piston boss are an entirety, can Appropriate application space, make more compact structure；Jump ring is circular collar, its Inner side is provided with waveform elastic pad, and described circular collar is arranged in outer piston.

Further scheme as technique scheme: pressure regulation system include the inflating pump containing check valve, air accumulator, Relief valve, some tracheas, automatically controlled intake valve, electric control exhaust valve, two pressure transducers, crankcase and control computer connecting wires Road；The separate space that crankcase is made up of valve-chamber cover, cylinder head, cylinder block, oil sump, sealing gasket, oil sealing；

Air pressure set up by described inflating pump, and is connected to air accumulator by trachea, air accumulator is provided with pressure transducer and Relief valve, air accumulator minimum position trachea connects intake valve, and intake valve is connected with crankcase, is provided with pressure sensing in crankcase Device, crankcase connects air bleeding valve and is connected to intake lines of combustion engines by trachea again.

Further scheme as technique scheme: pressure regulation system include the inflating pump containing check valve, air accumulator, Relief valve, some tracheas, automatically controlled intake valve, electric control exhaust valve, two pressure transducers, crankcase and control computer connecting wires Road；The separate space that crankcase is made up of cylinder block, oil sump, sealing gasket, oil sealing etc..

Further scheme as technique scheme: described inflating pump is connected with crankcase, is provided with in described crankcase Pressure transducer, described crankcase connects air bleeding valve, and the opening of operating and air bleeding valve by controlling inflating pump can control The air pressure change of crankcase.

Further scheme as technique scheme: described circular collar is arranged on outer work by welding or spiral way In plug, convenient installation, compare existing jump-ring slot structure, thickness and the quality of outer piston can be alleviated.

Further scheme as technique scheme: be provided with elastic noise reduction impact resistance between cylinder head and cylinder block Head gasket.

Further scheme as technique scheme: cylinder head is provided with variable compression ratio structure: be provided with in cylinder head For installing the plunger hole run through of plunger, one end of described plunger is stretched in described plunger hole, and the other end stretches out described plunger Outside hole and end is provided with step-like return spring seat；The outer sheath of one end that described plunger stretches out described plunger hole be provided with to Return spring inside described return spring seat；

Described plunger hole is provided with at least one sealing member with inwall or the described plunger of described plunger contact；

The outside of described return spring seat is provided with eccentric shaft, and eccentric shaft is provided with gear and position sensor, described gear It is provided with coupling electric machine；

Described return spring seat is provided with the phase slots coordinated with eccentric outer rim.

Further scheme as technique scheme: the combustor of cylinder head is the shape of similar N-shaped, described cylinder head Including the air inlet side being bolted and exhaust side two parts, two-part structure shape can be symmetrical or identical, it is possible to asymmetric Or it is identical；Inlet valve and exhaust valve are flatly arranged symmetrically in the both sides of combustor, described inlet valve and the size of exhaust valve, number Measuring the most identical, admission cam shaft and exhaust cam shaft are correspondingly horizontally set on the both sides of combustor.

Further scheme as technique scheme: described plunger and plunger hole are circular or rectangular shape, Qi Zhongju The relative both sides of shape can be also arc-shaped.

Based on technique scheme, the beneficial effects of the utility model are: this utility model uses pressure regulation system, combustion Burning chamber interior temperature and pressure to be adjusted according to the air pressure in crankcase, range of accommodation and performance are significantly improved, The burning that approximation is isobaric can be realized in most cases, reduce heat loss, shorten combustion process.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model；

Fig. 2 is this utility model another kind structural representation；

Fig. 3 is the schematic diagram of spring steel plate；

Fig. 4 is cylinder head profile；

Fig. 5 is the end view drawing of cylinder head；

Fig. 6 is the sectional view in Fig. 5 along line A-A；

Fig. 7 is the another kind of sectional view in Fig. 5 along line A-A；

Fig. 8 is the schematic diagram of return spring seat and eccentric contact surface.

In accompanying drawing, the list of parts representated by each label is as follows:

1. cylinder head, 2. combustor, 3. water channel hole, 4. inlet valve, 5. eccentric, 6. return spring seat, 7. return spring, 8. sealing member, 9. plunger, 10. phase slots, 11. installing holes, 12. air intake ducts, 13. admission cam shafts, 14. exhaust valves, 15. aerofluxuss Camshaft, 16. exhaust ducts, 17. second magnets, 18. first permanent magnets, 19. coils, 20. head gaskets, 21. cylinders, 22. is outer alive Plug, 23. pressure springs, 24. inner carriers, 25. piston pins, 26. jump rings, 27. connecting rods, 28. air bleeding valves, 29. intake valves, 201. bullets Property steel plate, 203. Elastic Steel pawls, 202. circular holes.

Detailed description of the invention

Being described principle of the present utility model and feature below in conjunction with accompanying drawing, example is served only for explaining this practicality Novel, it is not intended to limit scope of the present utility model.

The purpose of this utility model is contemplated to overcome pressure spring elastically regulating and controlling problem and improve elastic noise reduction impact resistance Cylinder liner and the scheme of outer piston contact-impact, and a kind of succinct variable compression ratio structure；Internal combustion engine appropriate section is carried Go out to improve, it is provided that a kind of controlled elasticity internal combustion engine.

As shown in Figure 1 and Figure 2, a kind of controlled elasticity internal combustion engine that the utility model proposes, including cylinder 21, outer piston 22, Pressure spring 23, inner carrier 24, piston pin 25, jump ring 26 and connecting rod 27；Its position and annexation be: arranges in cylinder 21 Having outer piston 22, along the centrage of cylinder 21, outer piston 22, pressure spring 23, inner carrier 24, piston pin 25 and connecting rod 27 depend on Secondary connection；Outer piston 22 inwall be provided with jump ring 26 below；Internal combustion engine is provided with the gas for regulating crankcase internal gas pressure Pressure regulation system；Pressure spring seat in inner carrier 24 and piston boss are an entirety, can Appropriate application space, make structure more Compact；Jump ring 26 is circular collar, is provided with waveform elastic pad inside it, and described circular collar is arranged in outer piston 22.

Internal combustion engine is provided with the pressure regulation system for regulating crankcase internal gas pressure.Pressure regulation system includes containing check valve Inflating pump, air accumulator, relief valve, some tracheas, automatically controlled intake valve 29, electric control exhaust valve 28, two pressure transducers, bent axles Case and control computer connecting wires road etc.；Crankcase be by valve-chamber cover, cylinder head, cylinder block, oil sump, sealing gasket, oil sealing and The separate space of other related components composition；Wherein the parts such as valve-chamber cover, oil sump, sealing gasket and oil sealing need to bear Higher air pressure, mechanical strength and pressure degree to related components need to be suitably modified, in order to meet the work of new structure It is required；

The another kind of building mode of crankcase: gentle for cylinder head lubricating cylinders connected component is made a distinction, the most not Relevant, cylinder head is set up independent lubricating system, the space beyond cylinder head independent sector is crankcase.

Air pressure set up by inflating pump, and is connected to air accumulator by trachea, is provided with pressure transducer and safety in air accumulator Valve, air accumulator minimum position trachea connect intake valve 29 (note intake valve can not hydrops, the hydrops hair fastener that gets rusty easily lost efficacy), Intake valve 29 connects crankcase, is provided with pressure transducer in crankcase, and the crankcase air valve 28 that runs in is connected to internal combustion by trachea again Machine air inlet pipe.

The another kind of building mode of pressure regulation system: described inflating pump is connected with crankcase, is provided with pressure in crankcase Sensor, described crankcase connects air bleeding valve 28, and the opening of operating and air bleeding valve 28 by controlling inflating pump can control The air pressure change of crankcase, simple in construction, volume is little.

Pressure regulation system is based on principle of mobile equilibrium work, and described dynamic equilibrium refers to: in equipment combination pressure regulation (illustrating as a example by in-line four cylinder internal combustion engine) in piston IC engine, during crankshaft operation work, the operating condition of interior outer piston possesses Features a: cylinder is equal to four cylinders, and two cylinder equivalent triplex, each cylinder piston is the most equal with the power arm that bent axle is formed, and bent axle Case volume keeps constant；Filling compressed air in crankcase, four pistons are subject to the equal pressure (to combustor direction) in the same direction, Bent axle will not operate, in internal combustion engine operation process, if the gases at high pressure promotion that certain cylinder outer piston is burned room is broken This equilibrant, then just have corresponding piston and utilize equilibrant (plus-pressure is poor) to do work；As can be seen here in combustor Portion's temperature and pressure can be adjusted according to the air pressure in crankcase, and combination relief piston, can after using pressure regulation system To cancel pressure spring, owing to relating to the configuration of inflating pump, revealing, damage and the spacing problem of outer piston, pressure spring Still continue use, as long as the elastic force of pressure spring meets crankcase and can guarantee that the normal of internal combustion engine starts and low speed at ambient pressure Travel.

The head gasket 20 of elastic noise reduction impact resistance it is provided with between cylinder head 1 and cylinder 21；Described head gasket 20 includes Spring steel plate 201, Elastic Steel pawl 203；As it is shown on figure 3, be provided with circular hole 202 at the middle part of spring steel plate 201, at circular hole 202 Periphery be provided with Elastic Steel pawl 203 symmetrically；The thickness of described spring steel plate 201 is more than the thickness of Elastic Steel pawl 203, Purpose is to prevent spring steel plate 201 stress deformation from causing the phenomenon of poor sealing to occur, and can reduce head gasket 20 and outer work The problem of the temperature distortion contact-impact that plug 22 exists in the course of the work；Elastic Steel pawl 203 is angular shape, can reduce and be subject to Hot side amasss, and strengthens heat stability, can increase the service life, reduce collision noise.

Described outer piston end face is provided with the first permanent magnet 18, is provided with and described first permanent magnet 18 same sex inside cylinder head 1 The second magnet 17 repelled each other, described second magnet 17 is connected to coil 19；By the size of current of control coil 19, scalable The magnetic degree of strength of two magnets 17, solution compression stroke and exhaust stroke and rotation speed change affect the kinestate of outer piston Problem.

Owing to using the magnetic principles of magnetic and electromagnetism, in cylinder head and outer piston will magnetisable material, outer piston is arranged Magnetisable material is relatively easy to, and cylinder head needs arrange that valve may utilize space less, and the combustor of two valves and three valve is all Segment space can be vacateed and arrange magnetic material；Due to the magnetic temperature influence of magnetic material, Curie temperature during selection, is preferably used Spend higher, the preferable material of magnetic, and take suitable provision for thermal insulation, as reduced heating surface area, heating surface being carried out polishing throwing Optical processing or heating surface is thermally insulated, and in manufacturing process, carry out cooling measure as much as possible.

In order to expand the arrangement space of magnetisable material and provide the placement scheme of a variable compression ratio, such as Fig. 4, Fig. 5 Shown in, the combustor 2 of described cylinder head 1 is in class N-shaped, and described cylinder head 1 includes air inlet side and the exhaust side being bolted Two parts, two-part structure shape can be symmetrically the same, it is possible to asymmetric identical；Inlet valve 4 and exhaust valve 14 flatly symmetrical cloth Put the both sides at combustor 2, air intake duct 12 and exhaust duct 16 and be respectively disposed in the both sides of combustor 2, described inlet valve 4 and row The size of valve 14, quantity are the most identical, and admission cam shaft 13 and exhaust cam shaft 15 are correspondingly horizontally set on the two of combustor 2 Side, Fig. 6 is the situation of the single inlet and exhaust valve of combustor 2, and Fig. 7 is the situation of double inlet and exhaust valve.

As shown in Figure 4, the top of described combustor 2 is provided with the plunger hole run through for installing plunger 9, described plunger 9 One end stretch in described plunger hole, the other end stretches out outside described plunger hole and end is provided with step-like return spring seat 6； The outer sheath of one end that described plunger 9 stretches out described plunger hole is provided with the return spring 7 being against inside described return spring seat 6.

Inwall or plunger that described plunger hole contacts with described plunger 9 are provided with at least one sealing member 8.

The outside of described return spring seat 6 is provided with eccentric shaft, and eccentric shaft is provided with eccentric 5 and position sensor, partially Being provided with coupling electric machine in the eccentric 5 of mandrel, computer controls motor and drives eccentric shaft operating, controls plunger 9 simultaneously and moves, thus Realize regulation and control the purpose of compression ratio.

Described return spring seat 6 is provided with the phase slots 10 coordinated with eccentric 5 outer rim, and described phase slots 10 can be symmetrically It is provided with two, as shown in Figure 8.

May further be used on the return spring seat 6 of described plunger 9 atomizer and the installing hole 11 of spark plug are installed, fire is being installed During flower plug, the impact on flame communication process of the moving state of plunger 9 must be considered.

Described plunger 9 and plunger hole are circular or rectangular shape, and wherein the relative both sides of rectangle can be also arc-shaped, tool Shape is according to arranging in combustor 2 that the quantity of valve is determined.

The water channel hole 3 being formed around multiple arc of described combustor 2.

Due to the improvement of structure, the most several methods contributing to combustion in IC engine: admission line and the wall of discharge duct Face smoothness (especially cylinder head portion), the smoothness of admission line has influence on intake air temperature and charging efficiency, discharge duct Smoothness, affect cooling system；Waste gas in scheme for exhaust gas circulation system (EGR) is taked to force cooling to be conducive to aeration quantity and tail gas Discharge；Diesel oil is mixed appropriate gasoline, oil atomizing may be promoted, speed burning velocity, reduce the growing amount of soot；Gasoline In mix appropriate diesel oil, compression ratio required during gasoline compression ignition may be reduced.

The design of combination relief piston can not improve the thermal efficiency, can only regulate burning indoor fuel gas in limited range Temperature and pressure, after being additionally arranged pressure regulation system, range of accommodation and performance are significantly improved, can be in major part situation The lower burning realizing approximation equipressure.Along with the development of electronic control injection technology, analyzing gasoline engine theoretically is to realize compression ignition , be first compression ratio problem, improve compression ratio and can reach the compression ignition condition of gasoline, it is also possible to by preheated air, supercharging, Mix the methods such as diesel oil and realize low compression ratio compression ignition gasoline；Next to that the control of combustion process, light type gasoline engine be usually with The arcing point of spark plug is beginning burning-point, by flame propagation in the way of burn, compression ignition type gasoline engine with oil spout starting point for beginning burning-point, With injection process as combustion process, the beginning burning-point of compression ignition type gasoline engine and combustion process may be with some difference of diesel engine: stagnant combustion Shorten, combustion process shorter.Currently used cylinder inner high voltage injection system, is usually and controls with injection pressure and fuel injection pulsewidth Oil spout, compression ignition type gasoline engine can increase the function of oil spout metering-orifice regulation, more adapts to the demand of gasoline engine compression ignition.

The method solving the problem of gasoline compression ignition:

1. control combustion process well, needed for making the maximum temperature produced during burning and pressure remain at internal combustion engine In working range；Next to that use the preferable fuel of anti-knock properties, it is also possible to take to mix different substances together the method for diesel oil, extend combustion process；

2. use " the combination relief piston " combining pressure regulation system, utilize the pressure change of pressure regulation system to control The moving situation of outer piston processed, it is achieved the regulation to combustor maximum pressure and temperature controls, and outer piston quality is the least, modulability Can be the best, if it is possible to realize acyclic sealing, the quality of outer piston can be reduced, it would however also be possible to employ the EGR retarded combustion of big flow Speed and reduction combustion pressure.

The compression ignition technology of diesel oil is the most highly developed, due to the improvement of structure, removable in diesel oil convert appropriate gasoline and improves mist Change performance, shorten firing duration, reduce heat transfer loss, improve the thermal efficiency, reduce the discharge of soot and oxynitride Generate.

Following several combustion mode is mainly for the burning of gasoline:

Add " the combination relief piston " of pressure regulation system, in order to reduce heat loss, need to shorten combustion process, but Unsuitable too short, the range of speeds is similar with gasoline engine；It is applicable to light and compression ignition, forms pressure-variable with variable compressive specific binding energy Point reduction combustion and variable compressive compression ignition.

Adding " the combination relief piston based on elastic noise reduction impact resistance head gasket " of pressure regulation system, moment of torsion is big, Suitable shorter combustion process, owing to reasons in structure is not suitable for running up, if using the mode of electromagnetic combination, rotating speed can Appropriateness improves.Can be used for lighting and compression ignition, form variable compressive with pressure-variable compression specific binding energy and light and fractional combustion.

Wherein light, compression ignition, variable compression ratio are lighted similar, no to the combination relief piston adding pressure regulation system With, the burning outbreak period is postponed till outer piston and starts descending crank angle；Secondly, this structure is more suitable for fast quick burning Burn, only represent and shorten combustion process, do not represent and run up.

Light, refer to that traditional spark is lighted, compression ratio, late ignition can be improved in right amount, speed burning velocity, shorten combustion Burning process.

Compression ignition, refers to control combustion process and output by control injection process and distributive value, is similar to common rail Diesel engine.

Variable compressive is lighted, and is according to different operating modes, regulates compression ratio so that when compression stroke top dead center, gaseous mixture Temperature near but below autoignition temperature, utilize spark plug to light the gaseous mixture close to spontaneous combustion, it is achieved deflagrate；Fast quick burning Burning can shorten the process of heat propagation, also can properly increase the raising of compression ratio, the beneficially thermal efficiency, but too fast burning can shadow Ring the regulation performance to " combination relief piston " outer piston.

Variable compressive compression ignition, is according to different operating modes, regulates compression ratio, make compression travel when top dead centre, gaseous mixture Temperature is just met for the autoignition conditions of fuel；It is suitable for fuel volatilization evaporation stage in air inlet and compression stroke, injects required fuel Mixing with air, the supply of fuel can take multiple spot EFI and in-cylinder direct-jet, and atomizer can be arranged on pressure-variable by in-cylinder direct-jet Contracting ratio is on the plunger of governor motion；This combustion system is similar to homogeneous-charge compression-ignition, is a difference in that, Combustion System and work bar Part does not has homogeneous-charge compression-ignition the harshest, next to that omnidistance compression ignition may be realized, without spark-ignition system.

Fractional combustion, refers to add " the combination pressure regulation based on elastic noise reduction impact resistance head gasket of pressure regulation system Piston ", in conjunction with variable compression ratio, employing simultaneously two set fuel feed systems, the high-pressure common rail of diesel, a set of gasoline (my god So gas) multiple spot EFI or in-cylinder direct-jet；When starting warming-up, suitable diesel combustion operating mode, compression ratio adjustment to applicable diesel oil The state of burning, burning diesel oil；After warming-up, middle high rotating speed the or during work of suitable gasoline combustion, in induction stroke or compression stroke In, it being suitable for the gasoline carburation by evaporation stage, inject required gasoline, utilize the gaseous mixture that variable compression ratio ends compression, regulation is extremely Less than but close to the autoignition temperature of gasoline, at appropriate crank angle, a small amount of diesel oil of spray in combustor, utilize diesel oil spontaneous combustion Point lights the gaseous mixture of gasoline and air less than the feature of gasoline.

Variable compression ratio, lighting and homogeneous-charge compression-ignition mainly for gasoline engine, and fractional combustion, have well Control action.

The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all in this practicality Within novel spirit and principle, any modification, equivalent substitution and improvement etc. made, should be included in guarantor of the present utility model Within the scope of protecting.

Claims (9)

1. controlled elasticity internal combustion engine, including cylinder, outer piston, pressure spring, inner carrier, piston pin, jump ring and connecting rod；Its position With annexation it is: in cylinder, be provided with outer piston, along the centrage of cylinder, outer piston, pressure spring, inner carrier, work Plug pin and connecting rod are sequentially connected with；Outer piston inwall be provided with jump ring below；

It is characterized in that: internal combustion engine is provided with the pressure regulation system for regulating crankcase internal gas pressure；

Pressure spring seat in inner carrier and piston boss are an entirety；Jump ring is circular collar, is provided with waveform inside it Elastomeric pad, described circular collar is arranged in outer piston.

Controlled elasticity internal combustion engine the most according to claim 1, it is characterised in that pressure regulation system includes containing check valve Inflating pump, air accumulator, relief valve, some tracheas, automatically controlled intake valve, electric control exhaust valve, two pressure transducers, crankcase and control Computer connecting wires road processed；The independent sky that crankcase is made up of valve-chamber cover, cylinder head, cylinder body, oil sump, sealing gasket, oil sealing Between；

Air pressure set up by described inflating pump, and is connected to air accumulator by trachea, is provided with pressure transducer and safety in air accumulator Valve, air accumulator minimum position trachea connects intake valve, and intake valve is connected with crankcase, is provided with pressure transducer in crankcase, Crankcase connects air bleeding valve and is connected to intake lines of combustion engines by trachea again.

Controlled elasticity internal combustion engine the most according to claim 1, it is characterised in that pressure regulation system includes containing check valve Inflating pump, air accumulator, relief valve, some tracheas, automatically controlled intake valve, electric control exhaust valve, two pressure transducers, crankcase and control Computer connecting wires road processed；The separate space that crankcase is made up of cylinder block, oil sump, sealing gasket, oil sealing.

Controlled elasticity internal combustion engine the most according to claim 3, it is characterised in that described inflating pump is connected with crankcase, institute Stating and be provided with pressure transducer in crankcase, described crankcase connects air bleeding valve, by controlling the operating of inflating pump and air bleeding valve The air pressure change of opening controlled yeast production axle box.

Controlled elasticity internal combustion engine the most according to claim 1, it is characterised in that described circular collar is by welding or spiral Mode is arranged in outer piston.

Controlled elasticity internal combustion engine the most according to claim 1, it is characterised in that be provided with between cylinder head and cylinder block The head gasket of elastic noise reduction impact resistance.

7. according to described controlled elasticity internal combustion engine arbitrary in claim 1 to 6, it is characterised in that cylinder head is provided with for Installing the plunger hole run through of plunger, one end of described plunger is stretched in described plunger hole, and the other end stretches out outside described plunger hole Side and end are provided with step-like return spring seat；The outer sheath of one end that described plunger stretches out described plunger hole is provided with and is against institute State the return spring inside return spring seat；

Described plunger hole is provided with at least one sealing member with inwall or the described plunger of described plunger contact；

The outside of described return spring seat is provided with eccentric shaft, and eccentric shaft is provided with gear and position sensor, and described gear sets There is coupling electric machine；

Described return spring seat is provided with the phase slots coordinated with eccentric outer rim.

Controlled elasticity internal combustion engine the most according to claim 7, it is characterised in that the combustor of cylinder head is similar N-shaped Shape, described cylinder head includes air inlet side and the exhaust side two parts being bolted；Inlet valve and exhaust valve are the most right Claiming to be arranged in the both sides of combustor, described inlet valve and the size of exhaust valve, quantity are the most identical, admission cam shaft and exhaust cam Axle is correspondingly horizontally set on the both sides of combustor.

Controlled elasticity internal combustion engine the most according to claim 8, it is characterised in that described plunger and plunger hole are circular or square Shape shape.