CN103291450A

CN103291450A - Method for rolling friction or suspending friction of piston of engine and engine with abrasion-proof piston adopting method

Info

Publication number: CN103291450A
Application number: CN2013100580623A
Authority: CN
Inventors: 刘素华
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-02-24
Filing date: 2013-02-22
Publication date: 2013-09-11
Anticipated expiration: 2033-02-22
Also published as: WO2013123826A1; CN103291602A; CN103291450B; WO2013123827A1; CN203214232U

Abstract

The invention relates to the field of machinery, in particular to a method for rolling friction or suspending friction of the piston of an engine and the engine with the abrasion-proof piston adopting the method. The engine with the abrasion-proof piston adopting the method comprises a crankshaft linkage mechanism, a fuel feed system and a starting system, wherein the crankshaft linkage mechanism comprises a crankshaft, a connecting rod, a cylinder body, the piston and a rub body; one end of the connecting rod is connected with the crankshaft, and the other end of the connecting rod is connected with the piston; the rub body comprises a rolling body or a suspending body; the piston and the rub body are arranged in the cylinder body; the piston supported by the rub body does reciprocating movement while rubbing against the cylinder body in a rolling or suspending manner; the piston body is not in contact with the cylinder body; the starting system drives the crankshaft to rotate; and the crankshaft drives the piston to do reciprocating movement while the piston rubs against the cylinder body in the rolling or suspending manner. The engine with the abrasion-proof piston adopting the method has the advantages of simple structure, high strength, high-efficiency utilization of space, reliable performance, high manufacturability, simplicity in processing and manufacturing and long service life.

Description

A kind of engine piston rolling friction or the suspend method that rubs and the anti-wear piston engine of implementing this method thereof

Technical field

The present invention relates to mechanical field, be specifically related to a kind of engine piston rolling friction or suspend the method that rubs and the anti-wear piston engine of implementing this method thereof.

Background technique

Existing engine piston and cylinder body friction are most to be sliding friction, the structure of motor is cylinder body, piston, Sealing etc., piston is arranged in the cylinder body, Sealing seal fluid or gas or solid, cylinder body is by the Sealing support piston, piston is to-and-fro motion in cylinder body under the support of Sealing, form bigger sliding-frictional resistance between Sealing, piston and the cylinder body, can cause and to work on when serious because the big Sealing of surface friction drag is impaired, cause the loss that stops production, even cause serious security incident.In addition, relative movement need overcome bigger force of sliding friction between piston and the cylinder body, big when the piston volume weight, when the cylinder body cavity is big, big because of the piston volume, weight is big, wearing and tearing to cylinder body are even more serious, sliding-frictional resistance between piston and the cylinder body has a strong impact on the movement velocity of piston, has reduced working efficiency, has increased energy consumption.For the force of sliding friction that how to reduce between piston and the cylinder body, way commonly used at present is by improving the machining accuracy of cylinder body and piston, improve the surface roughness of cylinder body and piston, reduce the sliding-frictional resistance of relative movement, but, fundamentally do not change cylinder body and piston by the reciprocating structure of sliding friction, so DeGrain.

The present invention has carried out thorough reform for from the sliding-frictional resistance between basic elimination piston and the cylinder body to the problems referred to above, has proposed a kind of engine piston rolling friction or has suspended the method that rubs and the anti-wear piston engine of implementing this method thereof.

Summary of the invention

The present invention realizes by the following technical solutions: the method for a kind of engine piston rolling friction or the friction that suspends, and this method realizes by following steps:

Step 1: crankshaft-and-connecting-rod etc. is set, connecting rod is connected with bent axle, at bent axle one end flywheel is set;

Step 2: crankcase or bent axle support etc. are set, crankshaft installed on crankcase or to be installed in the bent axle support first-class;

Step 3: piston, friction piece, cylinder body etc. are set, piston, friction piece etc. is arranged at cylinder body, rolling friction or the friction to-and-fro motion that suspend such as friction piece support piston and cylinder body do not contact piston only with cylinder surface;

Step 4: friction piece is set to rolling element or suspension etc., and suspension is set to magnetcisuspension buoyancy aid or solid/liquid slurry or gas suspension body etc., makes rolling element and piston split or split is connected or for integral type etc.; Or make rolling element and cylinder body split or split is connected or for integral type etc.; Or with magnetcisuspension buoyancy aid and piston, cylinder body split or split is connected or for integral type etc.; Or with solid/liquid slurry or gas suspension body and piston split or split is connected or for integral type etc.; Or with solid/liquid slurry or gas suspension body and cylinder body split or split is connected or for integral type etc., make the piston setting of rolling element ring or make rolling element be arranged at the more than one sidepiece etc. of piston; Or make the cylinder body setting of rolling element ring or make rolling element be arranged at more than one sidepiece of cylinder body etc.; Or be arranged on piston and the more than one sidepiece of cylinder body etc. with settings such as magnetcisuspension buoyancy aid ring piston and cylinder bodies or with the magnetcisuspension buoyancy aid; Or with solid/liquid slurry or the piston setting of gas suspension body ring or be arranged at the more than one sidepiece of piston etc.; Or with solid/liquid slurry or the cylinder body setting of gas suspension body ring or be arranged at the more than one sidepiece of cylinder body etc., friction piece is arranged in the cylinder body, under the support of friction piece, and to-and-fro motion such as rolling friction such as piston and cylinder body or the friction that suspends;

Step 5: suction port and relief opening etc. are set at cylinder body;

Step 6: fuel supply system is set, suction tude is set, suction port is connected with fuel supply system by suction tude or with suction port with advance the fuel mouth split and arrange etc.;

Step 7: starter is set, and starter drives crankshaft rotating, and bent axle drives rolling friction or the friction to-and-fro motion that suspend such as piston and cylinder body by connecting rod.

The method of described engine piston rolling friction or the friction that suspends, the feature of this method is: rolling element rolls or by rolling in pit or by rolling in raceway or doing relatively reciprocating motion by support piston and cylinder body etc. such as roll in retainer by circulating rolling in the circulation raceway or by reciprocal rolling or by original position.

The method of described engine piston rolling friction or the friction that suspends, the feature of this method is: at piston or cylinder body etc. Sealing etc. is set.

The method of described engine piston rolling friction or the friction that suspends, the feature of this method is: at piston Sealing etc. is set, make Sealing be arranged on the more than one sidepiece of circulation raceway or make Sealing be arranged on before and after between the circulation raceway or make Sealing be arranged on the more than one sidepiece of reciprocal rolling element or make Sealing be arranged between the plural reciprocal rolling element or make Sealing be arranged on the more than one sidepiece of original position rolling element or Sealing is arranged between the plural original position rolling element etc.; Make Sealing be arranged on the more than one sidepiece of suspension or make Sealing be arranged on before and after between the suspension etc., prevent that liquid or gas or solid etc. from entering opposite side from a side of piston, Sealing is done sealing and is used.

The method of described engine piston rolling friction or the friction that suspends, the feature of this method is: make on piston or the cylinder body or the first-class limit structure that is provided with of friction piece, rolling element or suspension are arranged in the limit structure, make the spatial position of limit structure restriction rolling element or suspension etc.

The method of described engine piston rolling friction or the friction that suspends, this method realizes by following steps:

Step 1: at the supporting intake valve assembly of suction port setting and suction port, in the supporting exhaust valve assemblies of relief opening setting and exhaust valve;

Step 2: the bent axle synchromesh gear is set or the bent axle synchronous pulley is set or bent axle synchronous sprocket wheel etc. is set at bent axle, and flywheel is set, bent axle synchromesh gear or bent axle synchronous pulley or bent axle synchronous sprocket wheel etc. and flywheel split or split is connected or for integral type etc.; Step 3: camshaft is set, camshaft one side arranges the camshaft synchromesh gear or the camshaft synchronous pulley is set or camshaft synchronous sprocket wheel etc. is set, the bent axle synchromesh gear drives the camshaft synchromesh gear or the bent axle synchronous pulley drives drive camshaft synchronous sprocket wheel such as camshaft synchronous pulley or bent axle synchronous sprocket wheel, and then drive the camshaft rotation, camshaft drive intake valve assembly, exhaust valve assemblies are cooperated with piston rationally advance fuel, waste discharge gas.

The method of described engine piston rolling friction or the friction that suspends, the feature of this method is: set-point firearm etc., igniter control igniting makes engine operation or mechanically activated structure is set, and makes mechanically activated structure driven plunger motion make the fuel burning that heats up under the extruding of piston.

Step 1: arrange in the one or both ends of connecting rod and anti-ly to break other mechanism off with the fingers and thumb, prevent breaking off with the fingers and thumb other mechanism and be set to rotational structure or divide body structure etc.; Step 2: will prevent breaking off with the fingers and thumb the rotational structure of other mechanism or divide body structure etc. to be used with piston, and rotational structure is rotated or divide the body structure split to isolate the to-and-fro motion reaction and break other power off with the fingers and thumb.

The method of described engine piston rolling friction or the friction that suspends, the feature of this method is: surface of contact such as friction piece and cylinder body and/or piston are closely fastened, make surface of contact such as friction piece and cylinder body and/or piston big, prevent that the friction piece local pressure is excessive, the body of reducing friction concentrates on local friction's wearing and tearing to cylinder body and/or piston etc., strengthens the amplitude of setting upright to piston.

The method of described engine piston rolling friction or the friction that suspends, the feature of this method is: make being equal in weight or equating substantially of two ends beyond the superposition section central points such as friction piece and piston, gravity relative equilibrium when keeping the static or motion state of friction piece support piston.

The method of described engine piston rolling friction or the friction that suspends etc., the feature of this method is: rolling element is set to roller, roller applying support piston is rolled when roller shaft is arranged at cylinder body, when roller shaft is arranged at piston, roller applying cylinder body rolls, and widens idler wheel surface, increases the area of contact of rolling element and cylinder body or piston etc., reduce piston diameter, prevent applying sliding frictions such as cylinder body and piston.

The methods of described engine piston rolling friction or the friction that suspends etc., the feature of this method is: at piston or the first-class raceway that arranges of cylinder body, raceway comprises reciprocating stroke section raceway or circulation raceway or straight line raceway or spirality raceway or waveform raceway etc.

The method of described engine piston rolling friction or the friction that suspends etc., the feature of this method is: in piston or the first-class reciprocating stroke section that arranges of cylinder body, the length of reciprocating stroke section equal or near length of piston travel 1/2nd with rolling element radius sum, make the reciprocating stroke section be conducive to rolling element and be in operation and be rolling friction with applyings such as piston and cylinder bodies.

The method of described engine piston rolling friction or the friction that suspends, the feature of this method is: the shape of the shape of the shape of friction piece and cylinder body and piston etc. is closely fastened the formation limit structure, the moving direction of control piston or prevent piston rotation etc.

The method of described engine piston rolling friction or the friction that suspends etc., the feature of this method is: annular circulation raceway is set, the annular raceway ring surface that circulates is arranged along vibration-direction, make annular circulation raceway be arranged on the piston or to be arranged on cylinder body first-class, make annular circulation raceway be arranged around or be single layout or be symmetric arrangement etc., rolling element is rolled in annular circulation raceway, prevent rolling element and piston or with cylinder body sliding friction etc.

The method of described engine piston rolling friction or the friction that suspends, the feature of this method is: spirality circulation raceway or waveform circulation raceway etc. are set, make rolling element along rollings such as the circulation of spirality raceway or waveform circulation raceways, make the position cyclical-transformation of pressure between rolling element loading piston and the cylinder body etc., the minimizing rolling element always is in local rollings such as piston and cylinder body makes rolling element bear the probability of strong pressure and wearing and tearing.

The method of described engine piston rolling friction or the friction that suspends, the feature of this method is: with circulation raceway plane perpendicular to surface arrangement such as piston or cylinder bodies, maybe with circulation raceway plane and piston or with surfaces such as cylinder body close to be arrangeding in parallel, make rolling friction such as rolling element support piston and cylinder body in the circulation supporting section, and not support piston, cylinder body rolling friction etc. of rolling element in the circulation section.

The method of described engine piston rolling friction or the friction that suspends, the feature of this method is: with rolling element close arrangement in the circulation raceway, make the length of circulation raceway be suitable for preventing local sliding friction such as piston and cylinder body or collision etc. with rolling friction such as rolling element support piston and cylinder bodies.

The method of described engine piston rolling friction or the friction that suspends, the feature of this method is: bear the roll extrusion section or piston bears the roll extrusion section or rolling element bears first-class high-abrasive material or the high-strength material etc. of arranging of roll extrusion portion at cylinder body.

The method of described engine piston rolling friction or the friction that suspends, the feature of this method is: make friction piece bear reciprocal impact friction power and extruding force etc. by rolling or suspending, reciprocal impact friction power and extruding force are applied on the friction piece, reduce surface friction drag and decompose extruding force with rolling or suspending, avoided the destruction of force of sliding friction and extruding force etc., than the sliding friction structure decrease to the intensity of piston or cylinder body etc. and toughness reguirements etc., reduce the weight of piston or cylinder body etc., can make piston or cylinder body etc. use not high-abrasive material or use lightweight material etc., reduce to-and-fro motion to the consumption of energy or reduce cost of material etc.

The method of described engine piston rolling friction or the friction that suspends, the feature of this method is: bear the pressure friction area between piston and cylinder body etc. friction piece is set, make friction piece bear reciprocal impact friction power and extruding force etc. by rolling or suspending, reciprocal impact friction power and extruding force are applied on the friction piece, reduce surface friction drag and decompose extruding force with rolling or suspending, avoided the breakdown strength of force of sliding friction and extruding force, than the sliding friction structure decrease to intensity and the toughness reguirements of piston or cylinder body etc., change structures such as piston or cylinder body, reduce the material volume of piston or cylinder body etc., reduce the weight of piston or cylinder body etc., reduce to-and-fro motion to the consumption of energy.

The method of described engine piston rolling friction or the friction that suspends, the feature of this method is: make the guide portion of piston be set to diamond structure or square structure or v-shaped structure or plate structure or reinforcing plate structure or ellipsoidal structure or arcuate structure or bar structure or cross structure or polygon structure or polymorphic structure etc., reduce the material volume of piston or cylinder body etc., reduce the weight of piston or cylinder body etc., reduce to-and-fro motion to the consumption of energy.

The method of described engine piston rolling friction or the friction that suspends, the feature of this method is: suspension is set to magnetcisuspension buoyancy aid or solid/liquid slurry or gas suspension body etc., the magnetcisuspension buoyancy aid is set to electromagnetic suspension body or permanent magnet suspension body etc., make piston and cylinder body form the suspension friction with magnetcisuspension buoyancy aid or solid/liquid slurry or gas suspension body etc., with the surface friction drag between suspension friction minimizing piston and the cylinder body and tear strength etc.

Described piston rolling friction or the efficient reciprocal method of the friction that suspends, the feature of this method is to be set to integral type with friction piece supporting element and piston or with piston rod or with cylinder body etc., the shared space of body supporting element of reducing friction, make friction piece supporting element and piston or be integral type with piston rod or with cylinder body etc., structural strength is big, space availability ratio is high, the volume that limited space is used for increasing friction piece, improve the bearing capacity of friction piece, strengthen friction piece and piston or with cylinder body or with the area of contact of piston rod etc., avoid because of friction piece too small to piston or to cylinder body or excessive and wear and tear excessive to local pressure such as piston rods, make simple in structure, few easy workout part, low cost of manufacture, long service life etc.

A kind of enforcement claim 1, realize the anti-wear piston engine of engine piston rolling friction or suspension rubbing method, comprise crankshaft ﹠ connecting, the fuel supply system starting system etc. of unifying, it is characterized in that: crankshaft ﹠ connecting comprises bent axle, connecting rod, cylinder body, piston, friction piece etc., connecting rod one end is connected the other end and is connected with piston with bent axle, piston, friction pieces etc. are arranged at cylinder body, friction piece support piston and cylinder body rolling friction or the friction to-and-fro motion that suspends, piston only does not contact with cylinder body, friction piece comprises rolling element or suspension etc., suspension comprises magnetcisuspension buoyancy aid or solid/liquid slurry or gas suspension body etc., rolling element and piston split or split is connected or for integral type etc.; Or rolling element and cylinder body split or split is connected or for integral type etc.; Or magnetcisuspension buoyancy aid and piston, cylinder body split or split is connected or for integral type etc.; Or solid/liquid slurry or gas suspension body and piston split or split is connected or for integral type etc.; Or solid/liquid slurry or gas suspension body and cylinder body split or split is connected or for integral type etc., the piston setting of rolling element ring or rolling element are arranged at the more than one sidepiece of piston etc.; Or the cylinder body setting of rolling element ring or rolling element are arranged at the more than one sidepiece of cylinder body etc.; Or magnetcisuspension buoyancy aid ring piston and cylinder body setting or magnetcisuspension buoyancy aid are arranged on piston and the more than one sidepiece of cylinder body etc.; Or solid/liquid slurry or the piston setting of gas suspension body ring or solid/liquid slurry or gas suspension body are arranged at the more than one sidepiece of piston etc.; Or solid/liquid slurry or the cylinder body setting of gas suspension body ring or solid/liquid slurry or gas suspension body be arranged at the more than one sidepiece of cylinder body etc., and friction piece is arranged in the cylinder body, under the support of friction piece, and rolling friction or the friction to-and-fro motion that suspend such as piston and cylinder body; Cylinder body comprises suction port, relief opening, suction tude etc., suction port is connected with fuel supply system by suction tude or suction port and advance fuel mouth split setting, starting system drives crankshaft rotating, and bent axle drives rolling friction or the friction to-and-fro motion that suspend such as piston and cylinder body by connecting rod.

Described anti-wear piston engine is characterized in that: rolling element rolls or by rolling in pit or by rolling in raceway or doing relatively reciprocating motion by support piston and cylinder body etc. such as roll in retainer by circulating rolling in the circulation raceway or by reciprocal rolling or by original position.

Described anti-wear piston engine is characterized in that: piston or cylinder body comprise Sealing etc.

Described anti-wear piston engine is characterized in that: Sealing be arranged on the more than one sidepiece of suspension or Sealing be arranged on before and after between the suspension etc.; Sealing be arranged on the more than one sidepiece of circulation raceway or Sealing etc. be arranged on before and after between the circulation raceway or Sealing be arranged on the more than one sidepiece of reciprocal rolling element or Sealing etc. and be arranged between the plural reciprocal rolling element or Sealing etc. is arranged on the more than one sidepiece of original position rolling element or Sealing etc. and is arranged between the plural original position rolling element etc., prevent that liquid or gas or solid etc. from entering opposite side from a side of piston, Sealing is done sealing and is used.

Described anti-wear piston engine is characterized in that: piston or cylinder body etc. comprise the limit structure of restriction rolling element or suspension etc., and rolling element or suspension etc. is arranged in the limit structure, make the spatial position of limit structure restriction rolling element or suspension etc.

Described anti-wear piston engine, it is characterized in that: the one or both ends of described connecting rod are provided with the anti-other mechanism of breaking off with the fingers and thumb, preventing breaking off with the fingers and thumb other mechanism comprises rotational structure or divides body structure etc., anti-break the rotational structure of other mechanism off with the fingers and thumb or divide body structure etc. to be used with piston, rotational structure rotates or divides branch body such as body structure to isolate the to-and-fro motion reaction and break other power off with the fingers and thumb.

Described anti-wear piston engine, it is characterized in that: surface of contact such as described friction piece and cylinder body and/or piston closely fasten, surface of contact such as friction piece and cylinder body and/or piston are big, prevent that the friction piece local pressure is excessive, the body of reducing friction concentrates on local friction to cylinder body and/or piston etc., strengthens the amplitude of setting upright.

Described anti-wear piston engine is characterized in that: being equal in weight or equating substantially of the two ends beyond described rolling element and the piston superposition section central point, gravity relative equilibrium when keeping the static or motion state of rolling element support piston.

Described anti-wear piston engine, it is characterized in that: described rolling element comprises roller etc., when roller shaft is arranged at cylinder body, roller applying support piston is rolled, and when roller shaft was arranged at piston, roller applying cylinder body rolled, widen idler wheel surface, increase the area of contact of rolling element and cylinder body or piston etc., reduce piston diameter, prevent applying sliding frictions such as cylinder body and piston.

Described anti-wear piston engine, it is characterized in that: piston or cylinder body etc. comprises raceway, raceway comprises reciprocating stroke section raceway or circulation raceway or straight line raceway or spirality raceway or waveform raceway or special-shaped raceway etc.

Described anti-wear piston engine, it is characterized in that: the first-class reciprocating stroke section etc. that is provided with of described piston or cylinder body, the length of reciprocating stroke section equal or near length of piston travel 1/2nd with rolling element radius sum, the reciprocating stroke section is conducive to rolling element and is in operation and is rolling friction with applyings such as piston and cylinder bodies.

Described anti-wear piston engine is characterized in that: the shape of the shape of described friction piece and the shape of cylinder body and piston is tight etc., and close fastening forms limit structure, the moving direction of control piston or prevent piston rotation etc.

Described anti-wear piston engine, it is characterized in that: described piston or cylinder body comprise circulation raceway etc., the circulation raceway comprises annular circulation raceway etc., annular circulation raceway ring surface is arranged along vibration-direction, annular circulation raceway is arranged on the piston or to be arranged on cylinder body first-class, annular circulation raceway is arranged around or is single layout or is symmetric arrangement etc., and rolling element rolls in annular circulation raceway, prevent rolling element and piston or with sliding friction such as cylinder body.

Described anti-wear piston engine, it is characterized in that: described piston or cylinder body comprise circulation raceway etc., the circulation raceway comprises spirality circulation raceway or waveform circulation raceway etc., rolling element is along rollings such as spirality circulation raceway or waveform circulation raceways, the position cyclical-transformation of pressure between rolling element loading piston and the cylinder body etc. reduces rolling element and always is in the probability etc. that local rollings such as piston and cylinder body bore strong pressure and wearing and tearing.

Described anti-wear piston engine, it is characterized in that: described circulation raceway plane is perpendicular to surface arrangement such as piston or cylinder bodies, circulation raceway plane and piston or with surfaces such as cylinder body close to be arrangeding in parallel, the circulation raceway comprises circulation supporting section, circulation section etc., rolling friction such as rolling element support piston and cylinder body in the circulation supporting section, not support piston, cylinder body rolling friction etc. of rolling element in the circulation section.

Described anti-wear piston engine is characterized in that: described rolling element is close arrangement in the circulation raceway, and the length of circulation raceway is suitable for preventing local sliding friction such as piston and cylinder body or collision etc. with rolling friction such as rolling element support piston and cylinder bodies.

Described anti-wear piston engine is characterized in that: described cylinder body bears the roll extrusion section or piston bears the roll extrusion section or rolling element bears first-class high-abrasive material or the high-strength material etc. of arranging of roll extrusion portion.

Described anti-wear piston engine, it is characterized in that: bear the pressure friction area between described piston and the cylinder body etc. friction piece is set, friction piece bears reciprocal impact friction power and extruding force by rolling or suspending, back and forth impact friction power and extruding force etc. are applied on the friction piece, with rolling or reduction surface friction drag such as suspension and decompose extruding force, greatly reduce the breakdown strength of force of sliding friction and extruding force etc., than the sliding friction structure decrease to intensity and the toughness reguirements of piston or cylinder body etc., reduce the weight of piston or cylinder body etc., piston or cylinder body etc. use lightweight material, reduce to-and-fro motion to the consumption of energy, the intensity of cylinder body and toughness reguirements, reduce the weight of piston or cylinder body etc., can make piston or cylinder body etc. use not high-abrasive material or use lightweight material etc., reduce to-and-fro motion to the consumption of energy or reduce cost of material etc.

Described anti-wear piston engine, it is characterized in that: bear the pressure friction area between piston and the cylinder body etc. friction piece is set, friction piece bears reciprocal impact friction power and extruding force by roll or suspension etc., back and forth impact friction power and extruding force are applied on the friction piece, roll or suspend and reduce surface friction drag and decompose extruding force, avoid the destruction of force of sliding friction and extruding force etc., than the sliding friction structure decrease to intensity and the toughness reguirements of piston or cylinder body etc., change piston structure, reduce the material volume of piston or cylinder body etc., reduce the weight of piston or cylinder body etc., reduce to-and-fro motion to the consumption of energy etc.

Described anti-wear piston engine, it is characterized in that: piston comprises guide portion etc., guide portion comprises diamond structure or square structure or v-shaped structure or plate structure or reinforcing plate structure or ellipsoidal structure or arcuate structure or bar structure or cross structure or polygon structure or polymorphic structure etc., reduce the material volume of piston or cylinder body etc., reduce the weight of piston or cylinder body etc., reduce to-and-fro motion to the consumption of energy.

Described anti-wear piston engine is characterized in that: described Sealing comprises O shape circle or slip ring or elastomer or back-up ring or support ring or seal ring or star circle or pressure ring or V-arrangement body or U-shaped body or shaped as frame ring or channel or stage clip or opening seal ring etc.

Described anti-wear piston engine is characterized in that: described limit structure comprises raceway or tube road or stop collar or position-limited shaft or restraining groove or spherical male or retainer or inner bulk cooperates with outer cover or ellipse or dumbbell-like shape or cylindrical or taper or ring or roller or platform shape post or platform shape ball or platform shape is bulging or channel column or flute profile ball or flute profile roller or flute profile is oval or square or U-shaped or shaped as frame is I-shaped or many ribs key shape or arc or V-arrangement or circle or plate shape or polygonal or tubular or many ribs key cover etc.

Described anti-wear piston engine is characterized in that: described rotational structure comprises joint shaft bearing or steering union joint or rzeppa universal joint or universal joint cross or bulb buckle-groove type or arc buckle-groove type etc.

Described anti-wear piston engine is characterized in that: described rolling element comprises spherical rolling body or oval rolling element or dumb-bell shape rolling element or cylindrical rolling element or taper rolling element or annular rolling element or roller rolling element or platform shape post rolling element or platform shape ball rolling element or platform shape drum rolling element or flute profile drum rolling element or channel column rolling element or flute profile ball rolling element or flute profile roller rolling element or the oval rolling element of flute profile or tape spool rolling element or rolling element with holes or many ribs key rolling element or many ribs cover rolling element or rolls the drum-shaped rolling body or ball rolling element or needle roller rolling element or rollers roll body etc.

Described anti-wear piston engine, it is characterized in that: described retainer is arranged in the circulation raceway, rolling element is arranged in the retainer and is arranged in the circulation raceway, the thickness of retainer is less than the diameter of rolling element, two-part that rolling element exceeds retainer are arranged at circulation raceway and piston or cylinder body etc. respectively, and retainer prevents reverse friction etc. between rolling element and the rolling element.

Described anti-wear piston engine is characterized in that: described retainer comprises cartridge type retainer or board-like retainer or U-shaped retainer or V-arrangement retainer or polygonal retainer or special-shaped retainer or triangle retainer or square retainer or circular retainer or chain link retainer etc.

Described anti-wear piston engine is characterized in that: described cylinder body comprises quadrilateral cylinder body or U-shaped cylinder body or shaped as frame cylinder body or casing cylinder body or triangle cylinder body or oval cylinder body or polygonal cylinder body or special-shaped cylinder body or raceway cylinder body or pit cylinder body or reciprocating stroke section cylinder body or retainer cylinder body or circulation raceway cylinder body or flute profile cylinder body or I-shaped cylinder body or spline housing cylinder body or arc cylinder body or cylinders in V-arrangement or ∧ shape cylinder body or plate shape cylinder body or cartridge type cylinder body or many ribs key cylinder body etc.

Described anti-wear piston engine is characterized in that: described piston comprises quadrilateral piston or U-shaped piston or shaped as frame piston or V-shape piston or triangle piston or oval piston or polygonal piston or special-shaped piston or raceway piston or pit piston or reciprocating stroke section piston or retainer piston or circulation raceway piston or flute profile piston or I-shaped piston or spline housing piston or arc piston or ∧ shape piston or plate shape piston or pot type piston or many ribs key piston etc.

Described anti-wear piston engine is characterized in that: described Sealing is rubber material or polyurethane material or nylon material or plastic materials or metallic material or blending material etc.

Described anti-wear piston engine is characterized in that: described rolling element adopts the high-strength abrasion-proof material, and the high-strength abrasion-proof material comprises wear resistant alloy material or wear-resistant plastic or wear-resistant ceramic or Wear Resisting Steel or antifriction self-lubricating material etc.

Described anti-wear piston engine, it is characterized in that: described circulation raceway comprises and bears the pressures cycle raceway, avoids pressures cycle raceway etc., avoid split settings such as pressures cycle raceway and cylinder body or piston, it is detachable avoiding the pressures cycle raceway, convenient observation, maintenance and replacing rolling element etc.

Described anti-wear piston engine is characterized in that: described piston or cylinder body etc. are lightweight material, and lightweight material comprises aluminum alloy or highstrenghtpiston or pottery or titanium alloy or carbon fiber or light section or composite material etc.

Described anti-wear piston engine, it is characterized in that: described circulation raceway comprises and bears the pressures cycle raceway, avoids pressures cycle raceway etc., avoid the pressures cycle raceway and do not bear pressure between piston and the cylinder body etc., bear the pressures cycle raceway and bear pressure between piston and the cylinder body etc., bear the pressures cycle raceway and be provided with wear resistant coating or be inlaid with high-strength abrasion-proof material etc.

Described anti-wear piston engine is characterized in that: described rolling element comprises roller, and roller comprises roller shaft, and roller shaft is arranged on the retainer, and roller and roller shaft are split or split is connected or for integral type etc.

Described anti-wear piston engine is characterized in that: comprise distribution device, fuel supply system, lubrication system, cooling system and starting system etc.

Described anti-wear piston engine is characterized in that: described starting system comprises electric motor or pneumatic motor or hot machine or Kick-start or hand starting or power-assisted starting etc.

Described anti-wear piston engine, it is characterized in that: described distribution device comprises intake valve assembly, exhaust valve assemblies, camshaft etc., camshaft comprises camshaft synchromesh gear or camshaft synchronous pulley or camshaft synchronous sprocket wheel etc., bent axle comprises bent axle synchromesh gear or bent axle synchronous pulley or bent axle synchronous sprocket wheel etc., bent axle comprises flywheel etc., bent axle synchromesh gear and flywheel split or split is connected or for integral type etc., the bent axle synchromesh gear drives camshaft synchromesh gear or bent axle synchronous pulley etc. and drives camshaft synchronous pulley or bent axle synchronous sprocket wheel drive camshaft synchronous sprocket wheel etc., and camshaft drives intake valve assembly, exhaust valve assemblies etc. cooperate with piston rationally advances fuel, waste discharge gas etc.

Described anti-wear piston engine is characterized in that: described fuel supply system comprises Fuel Petroleum supply system, diesel fuel supply system, gas fuel supply system, alcohol fuel supply system, LPG fuel supply system, hybrid fuel supply system, biogas fuel supply system, hydrogen fuel supply system or flexible fuel supply system etc.

Described anti-wear piston engine is characterized in that: described fuel supply system comprises fuel tank, petrolift, fuel filter etc.

Described anti-wear piston engine, it is characterized in that: described cylinder body or piston comprise suspension supporting element etc., the suspension supporting element comprises magnetic suspension supporting element or liquid suspension support part or gas suspension supporting element etc., suspension supporting element and cylinder body split or split is connected or for integral type etc.; Or suspension and piston split or split is connected or for integral type etc.

Described anti-wear piston engine is characterized in that: described cylinder body or piston comprise rolling element supporting element etc., rolling element supporting element and cylinder body split or split is connected or for integral type etc.; Or rolling element and piston split or split is connected or for integral type etc.

Described anti-wear piston engine, it is characterized in that: described gas suspension supporting element comprises source of the gas, control valve, conveyance conduit, air chamber etc., air chamber is arranged on the gas suspension supporting element, form the gas suspension body at the gas suspension supporting element, piston is arranged on the top of gas suspension body or gas suspension body middle part or gas suspension body tube middle part etc. up and down.

Described anti-wear piston engine, it is characterized in that: described liquid suspension support part comprises liquid medium source, control valve, conveyance conduit, liquid container etc., liquid container is arranged on the liquid suspension support part, form solid/liquid slurry at liquid suspension support body, piston is arranged on the top of solid/liquid slurry or solid/liquid slurry middle part or solid/liquid slurry tube middle part etc. up and down.

Described anti-wear piston engine, it is characterized in that: described magnetic suspension supporting element comprises electromagnetic suspension supporting element or permanent magnet suspension supporting element etc., the electromagnetic suspension supporting element comprises electromagnetism etc., and the permanent magnet suspension supporting element comprises permanent magnetism etc., and electromagnetism or permanent magnetism are arranged on piston and the cylinder body etc.

Described anti-wear piston engine, it is characterized in that: described cylinder body comprises N utmost point permanent magnetism or S utmost point permanent magnetism etc., correspondence arranges N utmost point permanent magnetism or S utmost point permanent magnetism etc. on the piston, N utmost point permanent magnetism and N utmost point permanent magnetism or S utmost point permanent magnetism and the S utmost point permanent magnetism same sex are repelled each other to produce and are suspended, and suspensions such as piston and cylinder body friction does relatively reciprocating motion.

Described anti-wear piston engine, it is characterized in that: described cylinder body comprises negative pole electromagnetism or anodal electromagnetism etc., correspondence arranges negative pole electromagnetism or anodal electromagnetism etc. on the piston, negative pole electromagnetism and negative pole electromagnetism or anodal electromagnetism and the anodal electromagnetism same sex are repelled each other to produce and are suspended, and suspensions such as piston and cylinder body friction does relatively reciprocating motion.

The invention has the beneficial effects as follows:

This anti-wear piston engine has the following advantages:

1. friction piece support piston and cylinder body rolling friction or the friction to-and-fro motion that suspends do not contact piston only with cylinder surface, have avoided the sliding friction damage.

2. friction piece and cylinder body and/or piston surface of contact closely fasten, friction piece and cylinder body and/or piston surface of contact are big, prevented that the friction piece local pressure is excessive, reduced friction piece cylinder body and/or piston are concentrated on local friction's wearing and tearing, strengthened the amplitude of setting upright to piston.

3. being equal in weight or equating substantially of the two ends beyond friction piece and the piston superposition section central point, the gravity relative equilibrium reduces because of the damage of gravity unbalance to piston or cylinder body when keeping the static or motion state of friction piece support piston.

4. widen the surface of roller and other rolling element, increased the area of contact of rolling element and cylinder body or piston, reduced piston diameter, reduced local pressure and the wearing and tearing of rolling element to piston or cylinder body.

The length of reciprocating stroke section equal or near length of piston travel 1/2nd with rolling element radius sum, make the reciprocating stroke section be conducive to rolling element and be in operation and be rolling friction with the applying of piston and cylinder body.

6. the shape of the shape of the shape of friction piece and cylinder body and piston closely fastens the formation limit structure, has effectively controlled the moving direction of piston or has prevented piston rotation etc.

7. rolling element is arranged in the retainer and is arranged in the circulation raceway, the thickness of retainer is less than the diameter of rolling element, two-part that rolling element exceeds retainer are arranged at circulation raceway and piston or cylinder body respectively, and retainer prevents reverse friction between rolling element and the rolling element.

8. at piston or cylinder body the circulation raceway is set, rolling element is covered with the circulation raceway, improved holding strength and the amplitude of rolling element to piston and cylinder body, the circulation raceway makes and all is in the rolling friction state between piston, cylinder body and the rolling element at the volley, has reduced the sliding-frictional resistance between piston, cylinder body and the rolling element.The position cyclical-transformation of pressure between rolling element loading piston and the cylinder body has reduced that rolling element always is in piston and the cylinder body local rolling makes rolling element bear the probability of strong pressure and wearing and tearing.

9. piston supports by friction piece, removed the support function of Sealing from, Sealing is only sealed not to play a supportive role, reduced the rigidity requirement to Sealing, can make Sealing use the high-abrasive material of softer, improve wear-resistant degree and the sealing life of Sealing, reduced the thickness of Sealing, reduced friction area and the intensity of Sealing and cylinder body.

10. prevent breaking off with the fingers and thumb other mechanism by rotating pistons reciprocating or cylinder body guiding, reduced breaking off with the fingers and thumb not Sealing, inside and outside Sealing is only sealed not to play a supportive role, reduced the rigidity requirement of internal outside seal may, can make inside and outside Sealing use the high-abrasive material of softer, wear-resistant degree and the sealing life of having improved interior outside seal may.

11. anti-break moving direction that other mechanism set upright piston by rotation off with the fingers and thumb and prevented from the breaking off with the fingers and thumb not of piston Sun Huai not even crank-connecting rod is connected with piston also can not cause to turn round to piston.

12. piston is by rolling friction to-and-fro motion in cylinder body, the support strength of rolling element is greater than the support strength of Sealing and reduced surface friction drag, when the piston volume weight big, the cylinder body cavity is big, piston uses the friction piece support piston by rolling friction or suspension fricting movement when cavity is had big frictional force, not only can reduce friction resistance but also can improve the reciprocating speed of piston makes this motor be applicable to that more multiple dynamic strength is big, turn round the scene that other power is big, driver frequency is high.

13. rolling element uses high-strength abrasion-proof materials for support piston or cylinder body rolling friction to-and-fro motion, more original piston and cylinder body sliding friction, and surface friction drag reduces greatly, long service life, amount of maintenance is few, high working efficiency.

14. bearing pressure stage at raceway arranges high-abrasive material or the high-strength abrasion-proof material is set, improved the scurf resistance of raceway, improved the ability that raceway bears piston or cylinder pressure, high-abrasive material is set in the part or the high-strength abrasion-proof material is set, save piston and cylinder body to a large amount of uses of high-abrasive material and high-strength material, reduced the requirement to piston or the whole abrasion resistance of cylinder body and intensity.

15. bearing the pressures cycle raceway is provided with wear resistant coating or is inlaid with the high-strength abrasion-proof material, scurf resistance and the bearing capacity of circulation raceway have been improved, the rolling element close arrangement has uniform extruding force to the high-strength abrasion-proof material on the high-strength abrasion-proof material, so the high-strength abrasion-proof material can local shedding or distortion.

16. friction piece bears reciprocal impact friction power and extruding force by rolling or suspending, reciprocal impact friction power and extruding force are applied on the friction piece, reduce surface friction drag and decompose extruding force with rolling or suspending, avoided the destruction of force of sliding friction and extruding force, than the sliding friction structure decrease to the intensity of piston or cylinder body and toughness reguirements etc., reduced the weight of piston or cylinder body etc., can make piston or cylinder body etc. use not high-abrasive material or use lightweight material etc., reduce to-and-fro motion to the consumption of energy or reduce cost of material.

17. bear the pressure friction area between piston and the cylinder body friction piece is set, make friction piece bear reciprocal impact friction power and extruding force by rolling or suspending, reciprocal impact friction power and extruding force are applied on the friction piece, reduce surface friction drag and decompose extruding force with rolling or suspending, avoided force of sliding friction and extruding force to the destruction of piston or cylinder body etc., than the sliding friction structure decrease to intensity and the toughness reguirements of piston or cylinder body etc., changed the shape and structure of piston or cylinder body etc., reduced the material volume of piston or cylinder body etc., reduce the weight of piston or cylinder body etc., reduced the consumption of reciprocating motion of the pistons to energy etc.

18. friction piece supporting element and piston or be set to integral type with piston rod or with cylinder body, reduced the shared space of friction piece supporting element, friction piece supporting element and piston or with piston rod or with cylinder body be integral type, make structural strength big, the space availability ratio height, the volume that limited space is used for increasing friction piece, improve the bearing capacity of friction piece, strengthen friction piece and piston or with cylinder body or with the area of contact of piston rod, avoided because of friction piece too small to piston or to cylinder body or excessive and wear and tear excessive to local pressure such as piston rods, make simple in structure, few easy workout part, low cost of manufacture, long service life.Avoided split that friction piece supporting element split setting is set and made piston structure complexity, fragile, problem such as manufacturability is poor, manufacture difficulty is big, the performance of motor is improved greatly.

19. piston and cylinder body rolling friction or the friction to-and-fro motion that suspends, changed the structure of sliding friction between original piston and the cylinder body, reduce the running resistance of motor greatly, improved the reciprocating speed of piston in cylinder body, improved working efficiency, significantly reduced power consumption, reduce the power load of other supporting auxiliary members, in the life-span of having improved other auxiliary members, reduced the related investment number of integral device, this anti-wear piston high-efficiency environment friendly engine structure is simple, structural strength is big, space utilization efficient height, reliable performance, manufacturability is strong, processing and fabricating is simple and easy, and the operational efficiency height is energy-saving and cost-reducing, amount of maintenance is few, long service life.

Description of drawings

Fig. 1 is anti-wear piston-engined structural drawing among the embodiment 1;

Fig. 2 is anti-wear piston-engined structural representation among the embodiment 1;

Fig. 3 is anti-wear piston-engined structural representation among the embodiment 2;

Fig. 4 is the partial enlarged drawing of anti-wear piston engine cylinder body among the embodiment 3;

Fig. 5 is the partial enlarged drawing of anti-wear piston engine cylinder body among the embodiment 4;

Fig. 6 is the plan view of anti-wear piston engine cylinder body among the embodiment 5;

Fig. 7 is the sectional view of anti-wear piston engine cylinder body A-A direction among the embodiment 5;

Fig. 8 is the partial enlarged drawing of anti-wear piston engine cylinder body among the embodiment 6;

Fig. 9 is the partial enlarged drawing of anti-wear piston engine cylinder body among the embodiment 7;

Figure 10 is the plan view of anti-wear piston engine cylinder body among the embodiment 8;

Figure 11 is the sectional view of anti-wear piston engine cylinder body A-A direction among the embodiment 8;

Figure 12 is the plan view of anti-wear piston engine cylinder body among the embodiment 9;

Figure 13 is the right elevation of anti-wear piston engine cylinder body among the embodiment 9;

Figure 14 is the left view of anti-wear piston engine cylinder body among the embodiment 10;

Figure 15 is the sectional view of anti-wear piston engine cylinder body A-A direction among the embodiment 10;

Figure 16 is the partial enlarged drawing of anti-wear piston engine cylinder body among the embodiment 11;

Figure 17 is the partial enlarged drawing of anti-wear piston engine cylinder body among the embodiment 12;

Figure 18 is the plan view of anti-wear piston engine cylinder body among the embodiment 13;

Figure 19 is the sectional view of anti-wear piston engine cylinder body A-A direction among the embodiment 13;

Figure 20 is anti-wear piston-engined structural representation among the embodiment 15;

Figure 21 is the plan view of anti-wear piston engine cylinder body among the embodiment 16;

Figure 22 is the right elevation of anti-wear piston engine cylinder body among the embodiment 16.

Among the figure: 1, bent axle; 2, connecting rod; 3, cylinder body; 4, piston; 5, friction piece; 6, suction port; 7, relief opening; 8, suction tude; 9, fuel supply system; 10, starting system; 11, circulation raceway; 12, Sealing; 13, circulation supporting section; 14, circulation section; 15, retainer; 16, bear the pressures cycle raceway; 17, avoid the pressures cycle raceway; 18, wear resistant coating; 19, prevent breaking off with the fingers and thumb other mechanism; 20, liquid medium source; 21, control valve; 22, conveyance conduit; 23, liquid container.

Embodiment

Embodiment 1

Fig. 1, Fig. 2 is the anti-wear piston engine described in the embodiment 1, comprise crankshaft ﹠ connecting, fuel supply system 9 and starting system 10, crankshaft ﹠ connecting comprises bent axle 1, connecting rod 2, cylinder body 3, piston 4, friction piece 5, connecting rod 2 one ends are connected the other end and are connected with piston 4 with bent axle 1, piston 4, friction piece 5 is arranged at cylinder body 3, friction piece 5 is rolling element, friction piece 5 support piston 4 and cylinder body 3 rolling friction to-and-fro motion, piston 4 bodies do not contact with cylinder body 3, rolling element and piston 4 splits, rolling element is arranged on piston 4 more than one sidepieces, cylinder body 3 comprises suction port 6, relief opening 7, suction tude 8, suction port 7 is connected with fuel supply system 9 by suction tude 8, and starting system 10 drives bent axle 1 rotation, and bent axle 1 drives piston 4 and cylinder body 3 rolling friction to-and-fro motion by connecting rod 2.

Described rolling element can with cylinder body 3 splits or split be connected or be integral type.

Described rolling element can be connected with piston 4 splits or be integral type.

Described rolling element can encircle piston 4 and arrange or encircle cylinder body 3 settings or be arranged at cylinder body 3 more than one sidepieces.

Embodiment 2

Fig. 3 is the anti-wear piston engine described in the embodiment 2, comprise crankshaft ﹠ connecting, the fuel supply system starting system of unifying, crankshaft ﹠ connecting comprises bent axle 1, connecting rod 2, cylinder body 3, piston 4, friction piece 5, connecting rod 2 one ends are connected the other end and are connected with piston 4 with bent axle 1, piston 4, friction piece 5 is arranged at cylinder body 3, friction piece 5 is suspension, suspension is the magnetcisuspension buoyancy aid, magnetcisuspension buoyancy aid and piston 4, cylinder body 3 is integral type, cylinder body 3 comprises N utmost point permanent magnetism, correspondence arranges N utmost point permanent magnetism on the piston 4, and N utmost point permanent magnetism and the N utmost point permanent magnetism same sex are repelled each other to produce and suspended, and piston 4 suspends to rub with cylinder body 3 and does relatively reciprocating motion.

Described cylinder body 3 can comprise S utmost point permanent magnetism, and correspondence arranges S utmost point permanent magnetism on the piston 4, and S utmost point permanent magnetism and the S utmost point permanent magnetism same sex are repelled each other to produce and suspended.

Described cylinder body 3 comprises negative pole electromagnetism or anodal electromagnetism, and correspondence arranges negative pole electromagnetism or anodal electromagnetism on the piston 4, and negative pole electromagnetism and negative pole electromagnetism or anodal electromagnetism and the anodal electromagnetism same sex are repelled each other to produce and suspended, and piston 4 suspends to rub with cylinder body 3 and does relatively reciprocating motion.

Other are with embodiment 1.

Embodiment 3

Fig. 4 is the anti-wear piston-engined cylinder part described in the embodiment 3, circulation raceway 11 is integral type with piston 4, friction piece 5 is rolling element, piston 4 comprises Sealing 12, Sealing 12 is arranged between the front and back circulation raceway 11, prevent that liquid or gas or solid from entering opposite side from a side of piston 4, Sealing 12 is done sealing and is used.

Described friction piece can also be suspension, and Sealing 12 is arranged on the more than one sidepiece of suspension or is arranged between the suspension of front and back.

Described Sealing 12 can also be arranged on circulation raceway 11 more than one sidepieces or be arranged on the more than one sidepiece of reciprocal rolling element or be arranged between the plural reciprocal rolling element or be arranged on the more than one sidepiece of original position rolling element or be arranged between the plural original position rolling element.

Described Sealing 12 comprises O shape circle or slip ring or elastomer or back-up ring or support ring or seal ring or star circle or pressure ring or V-arrangement body or U-shaped body or shaped as frame ring or channel or stage clip or opening seal ring.

Described Sealing 12 can be rubber material or polyurethane material or nylon material or plastic materials or metallic material or blending material.

Other are with embodiment 1.

Embodiment 4

Fig. 5 is the anti-wear piston-engined cylinder part described in the embodiment 4, and friction piece 5 is rolling element, and piston 4 is provided with the limit structure of restriction rolling element, and limit structure is pit, the spatial position of limit structure restriction rolling element.

Described limit structure can also limit the spatial position of suspension.

Described limit structure can be arranged on cylinder body or the piston body.

Described limit structure comprises raceway or tube road or stop collar or position-limited shaft or restraining groove or spherical male or retainer or inner bulk cooperates with outer cover or ellipse or dumbbell-like shape or cylindrical or taper or ring or roller or platform shape post or platform shape ball or platform shape is bulging or channel column or flute profile ball or flute profile roller or flute profile is oval or square or U-shaped or shaped as frame is I-shaped or many ribs key shape or arc or V-arrangement or circle or plate shape or polygonal or tubular or many ribs key cover.

Other are with embodiment 1.

Embodiment 5

Anti-wear piston-engined cylinder part described in Fig. 6, Fig. 7 embodiment 5, friction piece 5 is rolling element, friction piece 5 ring pistons 4 arrange, friction piece 5 closely fastens the formation limit structure with piston 4 surface of contact, and the moving direction of control piston 4 prevents piston 4 rotations, friction piece 5 is big with cylinder body 3 or piston 4 surface of contact, prevent that friction piece 5 local pressures are excessive, reduce friction 5 pairs of cylinder bodies 3 of body or piston 4 concentrate on local friction, strengthen the amplitude of setting upright.

Described friction piece 5 can closely fasten with cylinder body 3 surface of contact.

Other are with embodiment 1.

Embodiment 6

Fig. 8 is the anti-wear piston-engined cylinder part described in the embodiment 6, friction piece 5 is rolling element, rolling element is roller, and roller shaft is arranged at piston 4, and roller applying cylinder body 3 rolls, widen idler wheel surface, increase the area of contact of rolling element and cylinder body 3, reduce piston 4 diameters, prevent cylinder body 3 and piston 4 applying sliding frictions, the weight at the two ends beyond rolling element and the piston 4 superposition section central points equates substantially, gravity relative equilibrium when keeping the static or motion state of rolling element support piston 4.

Described roller shaft can be arranged on the cylinder body, and roller applying support piston is rolled.

Other are with embodiment 1.

Embodiment 7

Fig. 9 is the anti-wear piston-engined cylinder part described in the embodiment 7, piston 4 comprises raceway, raceway is the reciprocating stroke section, friction piece 5 is rolling element, the length of reciprocating stroke section equal or near piston 4 running lengths 1/2nd with rolling element radius sum, the reciprocating stroke section is conducive to rolling element and is in operation to fit with cylinder body 3 with piston 4 and is rolling friction.

Described raceway can be arranged on the cylinder body 3.

Described raceway can also be circulation raceway or straight line raceway or spirality raceway or waveform raceway or special-shaped raceway.

Other are with embodiment 1.

Embodiment 8

Figure 10, Figure 11 are the anti-wear piston-engined cylinder parts described in the embodiment 8, piston 4 is provided with circulation raceway 11, circulation raceway 11 is annular circulation raceway, annular circulation raceway ring surface is arranged along vibration-direction, circulation raceway plane arranges that perpendicular to piston or cylinder surface annular circulation raceway is arranged around, and friction piece 5 is rolling element, rolling element rolls in annular circulation raceway, prevent rolling element and piston 4 or with cylinder body 3 sliding frictions.

Described annular circulation raceway can be single layout or be symmetric arrangement.

Other are with embodiment 1.

Embodiment 9

Figure 12, Figure 13 is the anti-wear piston-engined cylinder part described in the embodiment 9, piston 4 is provided with circulation raceway 11, circulation raceway 11 is spirality circulation raceway, friction piece 5 is rolling element, rolling element rolls along spirality circulation raceway, the position cyclical-transformation of pressure between rolling element loading piston 4 and the cylinder body 3, the minimizing rolling element always is in piston 4 and bore the probability of strong pressure and wearing and tearing with cylinder body 3 local rollings, rolling element is close arrangement in the circulation raceway, the length of circulation raceway is suitable for preventing piston 4 and cylinder body 3 local sliding friction or collisions with rolling element support piston 4 and cylinder body 3 rolling friction.

Described circulation raceway 11 can also be the waveform raceway that circulates.

Described cylinder body 3 bears roll extrusion section or piston 4 and bears roll extrusion section or rolling element and bear in the roll extrusion portion high-abrasive material or high-strength material can be set.

Other are with embodiment 1.

Embodiment 10

Figure 14, Figure 15 are the anti-wear piston-engined cylinder parts described in the embodiment 10, piston 4 is provided with circulation raceway 11, friction piece 5 is rolling element, circulation raceway 11 planes and piston 4 or with cylinder body 3 surfaces close to be arrangeding in parallel, circulation raceway 11 comprises circulation supporting section 13, circulation section 14, rolling element support piston 4 and cylinder body 3 rolling friction in the circulation supporting section 13, not support piston 4 and cylinder body 3 rolling friction of rolling element in the circulation section 14.

Described rolling element comprises spherical rolling body or oval rolling element or dumb-bell shape rolling element or cylindrical rolling element or taper rolling element or annular rolling element or roller rolling element or platform shape post rolling element or platform shape ball rolling element or platform shape drum rolling element or flute profile drum rolling element or channel column rolling element or flute profile ball rolling element or flute profile roller rolling element or the oval rolling element of flute profile or tape spool rolling element or rolling element with holes or many ribs key rolling element or many ribs cover rolling element or rolls the drum-shaped rolling body or ball rolling element or needle roller rolling element or rollers roll body.

Other are with embodiment 1.

Embodiment 11

Figure 16 is the anti-wear piston-engined cylinder part described in the embodiment 11, piston 4 is provided with circulation raceway 11, retainer 15 is arranged in the circulation raceway 11, friction piece 5 is rolling element, rolling element is arranged in the retainer 15 and is arranged in the circulation raceway 11, the thickness of retainer 15 is less than the diameter of rolling element, and two-part that rolling element exceeds retainer 15 are arranged at circulation raceway 11, piston 4, cylinder body 3 respectively, and retainer 15 prevents reverse friction between rolling element and the rolling element.

Described retainer 15 comprises cartridge type retainer or board-like retainer or U-shaped retainer or V-arrangement retainer or polygonal retainer or special-shaped retainer or triangle retainer or square retainer or circular retainer or chain link retainer.

Described rolling element can adopt the high-strength abrasion-proof material, and the high-strength abrasion-proof material comprises wear resistant alloy material or wear-resistant plastic or wear-resistant ceramic or Wear Resisting Steel or antifriction self-lubricating material.

Other are with embodiment 1.

Embodiment 12

Figure 17 is the anti-wear piston-engined cylinder part described in the embodiment 12, circulation raceway 11 is arranged at piston 4, friction piece 5 is rolling element, circulation raceway 11 comprises and bears pressures cycle raceway 16, avoid pressures cycle raceway 17, avoid pressures cycle raceway 17 and piston 4 split settings, avoid pressures cycle raceway 17 for detachable, the convenient observation, maintenance and replacing rolling element, avoid pressures cycle raceway 17 and do not bear pressure between piston 4 and the cylinder body 3, bear pressures cycle raceway 16 and bear pressure between piston 4 and the cylinder body 3, bear pressures cycle raceway 16 and be provided with wear resistant coating 18.

Described piston 4 or cylinder body 3 can be lightweight material, and lightweight material comprises aluminum alloy or highstrenghtpiston or pottery or titanium alloy or carbon fiber or light section or composite material.

The described pressures cycle raceway 16 that bears can be inlaid with the high-strength abrasion-proof material.

Other are with embodiment 1.

Embodiment 13

Figure 18, Figure 19 are the anti-wear piston-engined cylinder parts described in the embodiment 13, and circulation raceway 11 is arranged on the cylinder body 3, and circulation raceway 11 is connected with cylinder body 3 splits, and cylinder body 3 is the quadrilateral cylinder body, and piston 4 is the quadrilateral piston.

Described cylinder body 3 can also be U-shaped cylinder body or shaped as frame cylinder body or casing cylinder body or triangle cylinder body or oval cylinder body or polygonal cylinder body or special-shaped cylinder body or raceway cylinder body or pit cylinder body or reciprocating stroke section cylinder body or retainer cylinder body or circulation raceway cylinder body or flute profile cylinder body or I-shaped cylinder body or spline housing cylinder body or arc cylinder body or cylinders in V-arrangement or ∧ shape cylinder body or plate shape cylinder body or cartridge type cylinder body or many ribs key cylinder body.

Described piston 4 can also be U-shaped piston or shaped as frame piston or V-shape piston or triangle piston or oval piston or polygonal piston or special-shaped piston or raceway piston or pit piston or reciprocating stroke section piston or retainer piston or circulation raceway piston or flute profile piston or I-shaped piston or spline housing piston or arc piston or ∧ shape piston or plate shape piston or pot type piston or many ribs key piston.

Other are with embodiment 1.

Embodiment 14

Described anti-wear piston engine comprises distribution device, fuel supply system, lubrication system, cooling system and starting system.

Described starting system comprises electric motor or pneumatic motor or hot machine or Kick-start or hand starting or power-assisted starting etc.

Described distribution device comprises intake valve assembly, exhaust valve assemblies, camshaft, camshaft comprises camshaft synchromesh gear or camshaft synchronous pulley or camshaft synchronous sprocket wheel, bent axle comprises bent axle synchromesh gear or bent axle synchronous pulley or bent axle synchronous sprocket wheel, bent axle comprises flywheel, the bent axle synchromesh gear is with the flywheel split or split is connected or be integral type, the bent axle synchromesh gear drives the camshaft synchromesh gear or the bent axle synchronous pulley drives the camshaft synchronous pulley or the bent axle synchronous sprocket wheel drives the camshaft synchronous sprocket wheel, and camshaft drives intake valve assembly, exhaust valve assemblies cooperates with piston rationally advances fuel, waste discharge gas.

Described fuel supply system comprises Fuel Petroleum supply system, diesel fuel supply system, gas fuel supply system, alcohol fuel supply system, LPG fuel supply system, hybrid fuel supply system, biogas fuel supply system, hydrogen fuel supply system or flexible fuel supply system.

Described fuel supply system comprises fuel tank, petrolift, fuel filter.

Other are with embodiment 1.

Embodiment 15

Figure 20 is embodiment's 15 described anti-wear piston engines, cylinder body 3 comprises the suspension supporting element, the suspension supporting element is liquid suspension support part, liquid suspension support part comprises liquid medium source 20, control valve 21, conveyance conduit 22, liquid container 23, liquid container 23 is arranged on the liquid suspension support part, form solid/liquid slurry at liquid suspension support body, piston 4 is arranged on solid/liquid slurry middle part up and down, one end of connecting rod 2 is provided with the anti-other mechanism 19 of breaking off with the fingers and thumb, preventing breaking off with the fingers and thumb other mechanism 19 comprises rotational structure or divides body structure, prevent breaking off with the fingers and thumb the rotational structure of other mechanism or divide body structure and piston 4 to be used, rotational structure rotates or divides the body structure split to isolate the to-and-fro motion reaction and break other power off with the fingers and thumb.

Described rotational structure can be joint shaft bearing or steering union joint or rzeppa universal joint or universal joint cross or bulb buckle-groove type or arc buckle-groove type.

Described suspension supporting element can be arranged on the piston 4.

Described suspension supporting element can be gas suspension body supporting element, the gas suspension supporting element comprises source of the gas, control valve, conveyance conduit, air chamber, air chamber is arranged on the gas suspension supporting element, form the gas suspension body at the gas suspension supporting element, piston is arranged on the top of gas suspension body or gas suspension body middle part or gas suspension body tube middle part up and down.

Other are with embodiment 1.

Embodiment 16

Figure 21, Figure 22 are embodiment's 16 described anti-wear piston-engined cylinder parts, piston 4 comprises guide portion, friction piece 5 is roller, roller is arranged at the guide portion of piston 4, guide portion is square structure, reduce the material volume of piston 4, reduce the weight of piston 4, reduce to-and-fro motion to the consumption of energy.

Described guide portion can also be diamond structure or v-shaped structure or plate structure or reinforcing plate structure or ellipsoidal structure or arcuate structure or bar structure or cross structure or polygon structure or polymorphic structure.

Other are with embodiment 1.

Claims

1. the method for an engine piston rolling friction or the friction that suspends, this method realizes by following steps:

Step 1: crankshaft-and-connecting-rod is set, connecting rod is connected with bent axle, at bent axle one end flywheel is set;

Step 2: crankcase or bent axle support are set, crankshaft installed on the crankcase or be installed on the bent axle support;

Step 3: piston, friction piece, cylinder body are set, piston, friction piece are arranged at cylinder body, friction piece support piston and cylinder body rolling friction or the friction to-and-fro motion that suspends do not contact piston only with cylinder surface;

Step 4: friction piece is set to rolling element or suspension, and suspension is set to magnetcisuspension buoyancy aid or solid/liquid slurry or gas suspension body, makes rolling element and piston split or split is connected or be integral type; Or make rolling element and cylinder body split or split is connected or be integral type; Or with magnetcisuspension buoyancy aid and piston, cylinder body split or split is connected or be integral type; Or with solid/liquid slurry or gas suspension body with the piston split or split is connected or be integral type; Or with solid/liquid slurry or gas suspension body with the cylinder body split or split is connected or be integral type, make the piston setting of rolling element ring or make rolling element be arranged at the more than one sidepiece of piston; Or make the cylinder body setting of rolling element ring or make rolling element be arranged at the more than one sidepiece of cylinder body; Or be arranged on piston and the more than one sidepiece of cylinder body with magnetcisuspension buoyancy aid ring piston and cylinder body setting or with the magnetcisuspension buoyancy aid; Or with solid/liquid slurry or the piston setting of gas suspension body ring or be arranged at the more than one sidepiece of piston; Or with solid/liquid slurry or the cylinder body setting of gas suspension body ring or be arranged at the more than one sidepiece of cylinder body, friction piece is arranged in the cylinder body, under the support of friction piece, and piston and cylinder body rolling friction or the friction to-and-fro motion that suspends;

Step 5: suction port and relief opening are set at cylinder body;

Step 6: fuel supply system is set, suction tude is set, suction port is connected with fuel supply system by suction tude or with suction port with advance fuel mouth split setting;

Step 7: starter is set, and starter drives crankshaft rotating, and bent axle drives piston and cylinder body rolling friction or the friction to-and-fro motion that suspends by connecting rod.

2. according to the method for claim 1 described engine piston rolling friction or the friction that suspends, the feature of this method is: rolling element rolls or does relatively reciprocating motion by rolling in pit or by rolling in raceway or by rolling support piston and cylinder body in retainer by circulating rolling in the circulation raceway or by reciprocal rolling or by original position.

3. according to the method for claim 1 described engine piston rolling friction or the friction that suspends, the feature of this method is: at piston or cylinder body Sealing is set.

4. according to the method for claim 1 described engine piston rolling friction or the friction that suspends, the feature of this method is: at piston Sealing is set, make Sealing be arranged on the more than one sidepiece of circulation raceway or make Sealing be arranged on before and after between the circulation raceway or make Sealing be arranged on the more than one sidepiece of reciprocal rolling element or make Sealing be arranged between the plural reciprocal rolling element or make Sealing be arranged on the more than one sidepiece of original position rolling element or Sealing is arranged between the plural original position rolling element; Make Sealing be arranged on the more than one sidepiece of suspension or make Sealing be arranged on before and after between the suspension, prevent that liquid or gas or solid from entering opposite side from a side of piston, Sealing is done sealing and is used.

5. according to the method for claim 1 described engine piston rolling friction or the friction that suspends, the feature of this method is: make on piston or the cylinder body or friction piece is provided with limit structure, rolling element or suspension are arranged in the limit structure, make the spatial position of limit structure restriction rolling element or suspension.

6. according to the method for claim 1 described engine piston rolling friction or the friction that suspends, this method realizes by following steps:

Step 2: the bent axle synchromesh gear is set or the bent axle synchronous pulley is set or the bent axle synchronous sprocket wheel is set at bent axle, and flywheel is set, bent axle synchromesh gear or bent axle synchronous pulley or bent axle synchronous sprocket wheel are with the flywheel split or split is connected or be integral type;

Step 3: camshaft is set, camshaft one side arranges the camshaft synchromesh gear or the camshaft synchronous pulley is set or the camshaft synchronous sprocket wheel is set, the bent axle synchromesh gear drives the camshaft synchromesh gear or the bent axle synchronous pulley drives the camshaft synchronous pulley or the bent axle synchronous sprocket wheel drives the camshaft synchronous sprocket wheel, and then drive the camshaft rotation, camshaft drive intake valve assembly, exhaust valve assemblies are cooperated with piston rationally advance fuel, waste discharge gas.

7. according to the method for claim 1 described engine piston rolling friction or the friction that suspends, the feature of this method is: the set-point firearm, igniter control igniting makes engine operation or mechanically activated structure is set, and makes mechanically activated structure driven plunger motion make the fuel burning that heats up under the extruding of piston.

8. according to the method for claim 1 described engine piston rolling friction or the friction that suspends, this method realizes by following steps:

Step 1: arrange in the one or both ends of connecting rod and anti-ly to break other mechanism off with the fingers and thumb, prevent breaking off with the fingers and thumb other mechanism and be set to rotational structure or divide body structure;

Step 2: will prevent breaking off with the fingers and thumb the rotational structure of other mechanism or divide body structure and piston to be used, and make the rotational structure rotation or divide body structure split isolation to-and-fro motion reaction to break other power off with the fingers and thumb.

9. according to the method for claim 1 described engine piston rolling friction or the friction that suspends, the feature of this method is: friction piece and cylinder body and/or piston surface of contact are closely fastened, make friction piece and cylinder body and/or piston surface of contact big, prevent that the friction piece local pressure is excessive, the body of reducing friction concentrates on local friction's wearing and tearing to cylinder body and/or piston, strengthens the amplitude of setting upright to piston.

10. according to the method for claim 1 described engine piston rolling friction or the friction that suspends, the feature of this method is: make being equal in weight or equating substantially of two ends beyond friction piece and the piston superposition section central point, gravity relative equilibrium when keeping the static or motion state of friction piece support piston.

11. the method according to claim 1 described engine piston rolling friction or the friction that suspends, the feature of this method is: rolling element is set to roller, roller applying support piston is rolled when roller shaft is arranged at cylinder body, when roller shaft is arranged at piston, roller applying cylinder body rolls, and widens idler wheel surface, increases the area of contact of rolling element and cylinder body or piston, reduce piston diameter, prevent cylinder body and piston applying sliding friction.

12. the method according to claim 1 described engine piston rolling friction or the friction that suspends, the feature of this method is: at piston or cylinder body raceway is set, raceway comprises reciprocating stroke section raceway or circulation raceway or straight line raceway or spirality raceway or waveform raceway.

13. the method according to claim 1 described engine piston rolling friction or the friction that suspends, the feature of this method is: at piston or cylinder body the reciprocating stroke section is set, the length of reciprocating stroke section equal or near length of piston travel 1/2nd with rolling element radius sum, make the reciprocating stroke section be conducive to rolling element and be in operation and be rolling friction with the applying of piston and cylinder body.

14. the method according to claim 1 described engine piston rolling friction or the friction that suspends, the feature of this method is: the shape of friction piece and the shape of cylinder body and the shape of piston are closely fastened the formation limit structure, the moving direction of control piston or prevent the piston rotation.

15. the method according to claim 2 described engine piston rolling friction or the friction that suspends, the feature of this method is: annular circulation raceway is set, the annular raceway ring surface that circulates is arranged along vibration-direction, make annular circulation raceway be arranged on the piston or be arranged on the cylinder body, make annular circulation raceway be arranged around or be single layout or be symmetric arrangement, rolling element is rolled in annular circulation raceway, prevent rolling element and piston or with the cylinder body sliding friction.

16. the method according to claim 2 described engine piston rolling friction or the friction that suspends, the feature of this method is: spirality circulation raceway or waveform circulation raceway are set, rolling element is rolled along the circulation of spirality raceway or waveform circulation raceway, make the position cyclical-transformation of pressure between rolling element loading piston and the cylinder body, the minimizing rolling element always is in piston and the cylinder body local rolling makes rolling element bear the probability of strong pressure and wearing and tearing.

17. the method according to claim 2 described engine piston rolling friction or the friction that suspends, the feature of this method is: circulation raceway plane is arranged perpendicular to piston or cylinder surface, maybe with circulation raceway plane and piston or with cylinder surface close to be arrangeding in parallel, make rolling element support piston and cylinder body rolling friction in the circulation supporting section, and not support piston, cylinder body rolling friction of rolling element in the circulation section.

18. the method according to claim 2 described engine piston rolling friction or the friction that suspends, the feature of this method is: with rolling element close arrangement in the circulation raceway, the length of circulation raceway is suitable for rolling element support piston and cylinder body rolling friction, prevents the local sliding friction of piston and cylinder body or collision.

19. according to the method for claim 1 described engine piston rolling friction or the friction that suspends, the feature of this method is: bear roll extrusion section or piston at cylinder body and bear roll extrusion section or rolling element and bear roll extrusion portion high-abrasive material or high-strength material are set.

20. the method according to claim 1 described engine piston rolling friction or the friction that suspends, the feature of this method is: make friction piece bear reciprocal impact friction power and extruding force by rolling or suspending, reciprocal impact friction power and extruding force are applied on the friction piece, reduce surface friction drag and decompose extruding force with rolling or suspending, avoided the destruction of force of sliding friction and extruding force, than the sliding friction structure decrease to intensity and the toughness reguirements of piston or cylinder body, reduce the weight of piston or cylinder body, can make piston or cylinder body use not high-abrasive material or use lightweight material, reduce to-and-fro motion to the consumption of energy or reduce cost of material.

21. the method according to claim 1 described engine piston rolling friction or the friction that suspends, the feature of this method is: bear the pressure friction area between piston and cylinder body friction piece is set, make friction piece bear reciprocal impact friction power and extruding force by rolling or suspending, reciprocal impact friction power and extruding force are applied on the friction piece, reduce surface friction drag and decompose extruding force with rolling or suspending, avoided the breakdown strength of force of sliding friction and extruding force, than the sliding friction structure decrease to intensity and the toughness reguirements of piston or cylinder body, change piston or housing structure, reduce the material volume of piston or cylinder body, reduce the weight of piston or cylinder body, reduce to-and-fro motion to the consumption of energy.

22. the method according to claim 1 described engine piston rolling friction or the friction that suspends, the feature of this method is: make the guide portion of piston be set to diamond structure or square structure or v-shaped structure or plate structure or reinforcing plate structure or ellipsoidal structure or arcuate structure or bar structure or cross structure or polygon structure or polymorphic structure, reduce the material volume of piston or cylinder body, reduce the weight of piston or cylinder body, reduce to-and-fro motion to the consumption of energy.

23. the method according to claim 1 described engine piston rolling friction or the friction that suspends, the feature of this method is: suspension is set to magnetcisuspension buoyancy aid or solid/liquid slurry or gas suspension body, the magnetcisuspension buoyancy aid is set to electromagnetic suspension body or permanent magnet suspension body, make piston and cylinder body form the friction that suspends with magnetcisuspension buoyancy aid or solid/liquid slurry or gas suspension body, reduce surface friction drag and tear strength between piston and the cylinder body with the friction that suspends.

24. the method according to claim 1 described engine piston rolling friction or the friction that suspends, the feature of this method is: the feature of this method is friction piece supporting element and piston or is set to integral type with piston rod or with cylinder body, the shared space of body supporting element of reducing friction, make friction piece supporting element and piston or with piston rod or with cylinder body be integral type, structural strength is big, the space availability ratio height, the volume that limited space is used for increasing friction piece, improve the bearing capacity of friction piece, strengthen friction piece and piston or with cylinder body or with the area of contact of piston rod, avoid because of friction piece too small to piston or to cylinder body or excessive and wear and tear excessive to the piston rod local pressure, make simple in structure, few easy workout part, low cost of manufacture, long service life.

25. implement claim 1 for one kind, realize the anti-wear piston engine of engine piston rolling friction or suspension rubbing method, comprise crankshaft ﹠ connecting, the fuel supply system starting system of unifying, it is characterized in that: crankshaft ﹠ connecting comprises bent axle, connecting rod, cylinder body, piston, friction piece, connecting rod one end is connected the other end and is connected with piston with bent axle, piston, friction piece is arranged at cylinder body, friction piece support piston and cylinder body rolling friction or the friction to-and-fro motion that suspends, piston only does not contact with cylinder body, friction piece comprises rolling element or suspension, suspension comprises magnetcisuspension buoyancy aid or solid/liquid slurry or gas suspension body, and rolling element is with the piston split or split is connected or be integral type; Or rolling element and cylinder body split or split is connected or be integral type; Or magnetcisuspension buoyancy aid and piston, cylinder body split or split is connected or be integral type; Or solid/liquid slurry or gas suspension body are with the piston split or split is connected or be integral type; Or solid/liquid slurry or gas suspension body be with the cylinder body split or split is connected or be integral type, and the piston setting of rolling element ring or rolling element are arranged at the more than one sidepiece of piston; Or the cylinder body setting of rolling element ring or rolling element are arranged at the more than one sidepiece of cylinder body; Or magnetcisuspension buoyancy aid ring piston and cylinder body setting or magnetcisuspension buoyancy aid are arranged on piston and the more than one sidepiece of cylinder body; Or solid/liquid slurry or the piston setting of gas suspension body ring or solid/liquid slurry or gas suspension body are arranged at the more than one sidepiece of piston; Or solid/liquid slurry or the cylinder body setting of gas suspension body ring or solid/liquid slurry or gas suspension body be arranged at the more than one sidepiece of cylinder body, and friction piece is arranged in the cylinder body, under the support of friction piece, and piston and cylinder body rolling friction or the friction to-and-fro motion that suspends; Cylinder body comprises suction port, relief opening, suction tude, suction port is connected with fuel supply system by suction tude or suction port and advance fuel mouth split setting, starting system drives crankshaft rotating, and bent axle drives piston and cylinder body rolling friction or the friction to-and-fro motion that suspends by connecting rod.

26. anti-wear piston engine according to claim 25 is characterized in that: rolling element rolls or does relatively reciprocating motion by rolling in pit or by rolling in raceway or by rolling support piston and cylinder body in retainer by circulating rolling in the circulation raceway or by reciprocal rolling or by original position.

27. anti-wear piston engine according to claim 25 is characterized in that: piston or cylinder body comprise Sealing.

28. anti-wear piston engine according to claim 27 is characterized in that: Sealing is arranged on the more than one sidepiece of suspension or Sealing is arranged between the suspension of front and back; Sealing be arranged on the more than one sidepiece of circulation raceway or Sealing be arranged on before and after between the circulation raceway or Sealing is arranged on the more than one sidepiece of reciprocal rolling element or Sealing is arranged between the plural reciprocal rolling element or Sealing is arranged on the original position rolling element more than one sidepiece or Sealing be arranged between the plural original position rolling element, prevent that liquid or gas or solid from entering opposite side from a side of piston, Sealing is done sealing and is used.

29. anti-wear piston engine according to claim 25, it is characterized in that: piston or cylinder body comprise the limit structure of restriction rolling element or suspension, rolling element or suspension are arranged in the limit structure, make the spatial position of limit structure restriction rolling element or suspension.

30. anti-wear piston engine according to claim 25, it is characterized in that: the one or both ends of described connecting rod are provided with the anti-other mechanism of breaking off with the fingers and thumb, preventing breaking off with the fingers and thumb other mechanism comprises rotational structure or divides body structure, prevent breaking off with the fingers and thumb the rotational structure of other mechanism or divide body structure and piston to be used, rotational structure rotates or divides the body structure split to isolate the to-and-fro motion reaction and break other power off with the fingers and thumb.

31. anti-wear piston engine according to claim 25, it is characterized in that: described friction piece and cylinder body and/or piston surface of contact closely fasten, friction piece and cylinder body and/or piston surface of contact are big, prevent that the friction piece local pressure is excessive, the body of reducing friction concentrates on local friction to cylinder body and/or piston, strengthens the amplitude of setting upright.

32. anti-wear piston engine according to claim 25, it is characterized in that: being equal in weight or equating substantially of the two ends beyond described rolling element and the piston superposition section central point, gravity relative equilibrium when keeping the static or motion state of rolling element support piston.

33. anti-wear piston engine according to claim 25, it is characterized in that: described rolling element comprises roller, when roller shaft is arranged at cylinder body, roller applying support piston is rolled, and when roller shaft was arranged at piston, roller applying cylinder body rolled, widen idler wheel surface, increase the area of contact of rolling element and cylinder body or piston, reduce piston diameter, prevent cylinder body and piston applying sliding friction.

34. anti-wear piston engine according to claim 25 is characterized in that: piston or cylinder body comprise raceway, raceway comprises reciprocating stroke section raceway or circulation raceway or straight line raceway or spirality raceway or waveform raceway or special-shaped raceway.

35. anti-wear piston engine according to claim 25, it is characterized in that: described piston or cylinder body are provided with the reciprocating stroke section, the length of reciprocating stroke section equal or near length of piston travel 1/2nd with rolling element radius sum, the reciprocating stroke section is conducive to rolling element and is in operation and is rolling friction with the applying of piston and cylinder body.

36. anti-wear piston engine according to claim 25 is characterized in that: the shape of the shape of described friction piece and the shape of cylinder body and piston closely fastens the formation limit structure, the moving direction of control piston or prevent piston rotation.

37. anti-wear piston engine according to claim 25, it is characterized in that: described piston or cylinder body comprise the circulation raceway, the circulation raceway comprises annular circulation raceway, annular circulation raceway ring surface is arranged along vibration-direction, annular circulation raceway is arranged on the piston or is arranged on the cylinder body, annular circulation raceway is arranged around or is single layout or is symmetric arrangement, and rolling element rolls in annular circulation raceway, prevent rolling element and piston or with the cylinder body sliding friction.

38. anti-wear piston engine according to claim 25, it is characterized in that: described piston or cylinder body comprise the circulation raceway, the circulation raceway comprises spirality circulation raceway or waveform circulation raceway, rolling element rolls along spirality circulation raceway or waveform circulation raceway, the position cyclical-transformation of pressure between rolling element loading piston and the cylinder body, the minimizing rolling element always is in piston and the cylinder body local rolling bore the probability of strong pressure and wearing and tearing.

39. anti-wear piston engine according to claim 34, it is characterized in that: described circulation raceway plane is arranged perpendicular to piston or cylinder surface, circulation raceway plane and piston or with cylinder surface close to be arrangeding in parallel, the circulation raceway comprises circulation supporting section, circulation section, rolling element support piston and cylinder body rolling friction in the circulation supporting section, not support piston, cylinder body rolling friction of rolling element in the circulation section.

40. anti-wear piston engine according to claim 34, it is characterized in that: described rolling element is close arrangement in the circulation raceway, the length of circulation raceway is suitable for rolling element support piston and cylinder body rolling friction, prevents the local sliding friction of piston and cylinder body or collision.

41. anti-wear piston engine according to claim 25 is characterized in that: described cylinder body bears roll extrusion section or piston and bears roll extrusion section or rolling element and bear high-abrasive material or high-strength material are set in the roll extrusion portion.

42. anti-wear piston engine according to claim 25, it is characterized in that: bear the pressure friction area between described piston and the cylinder body friction piece is set, friction piece bears reciprocal impact friction power and extruding force by rolling or suspending, back and forth impact friction power and extruding force are applied on the friction piece, reduce surface friction drag and decompose extruding force with rolling or suspending, greatly reduce the breakdown strength of force of sliding friction and extruding force, than the sliding friction structure decrease to intensity and the toughness reguirements of piston or cylinder body, reduce the weight of piston or cylinder body, piston or cylinder body use lightweight material, reduce to-and-fro motion to the consumption of energy, the intensity of cylinder body and toughness reguirements, reduce the weight of piston or cylinder body, can make piston or cylinder body use not high-abrasive material or use lightweight material, reduce to-and-fro motion to the consumption of energy or reduce cost of material.

43. anti-wear piston engine according to claim 25, it is characterized in that: bear the pressure friction area between piston and the cylinder body friction piece is set, friction piece bears reciprocal impact friction power and extruding force by rolling or suspending, back and forth impact friction power and extruding force are applied on the friction piece, roll or suspend and reduce surface friction drag and decompose extruding force, avoid the destruction of force of sliding friction and extruding force, than the sliding friction structure decrease to intensity and the toughness reguirements of piston or cylinder body, change piston structure, reduce the material volume of piston or cylinder body, reduce the weight of piston or cylinder body, reduce to-and-fro motion to the consumption of energy.

44. anti-wear piston engine according to claim 25, it is characterized in that: piston comprises guide portion, guide portion comprises diamond structure or square structure or v-shaped structure or plate structure or reinforcing plate structure or ellipsoidal structure or arcuate structure or bar structure or cross structure or polygon structure or polymorphic structure, reduce the material volume of piston or cylinder body, reduce the weight of piston or cylinder body, reduce to-and-fro motion to the consumption of energy.

45. anti-wear piston engine according to claim 27 is characterized in that: described Sealing comprises O shape circle or slip ring or elastomer or back-up ring or support ring or seal ring or star circle or pressure ring or V-arrangement body or U-shaped body or shaped as frame ring or channel or stage clip or opening seal ring.

46. anti-wear piston engine according to claim 29 is characterized in that: described limit structure comprises raceway or tube road or stop collar or position-limited shaft or restraining groove or spherical male or retainer or inner bulk cooperates with outer cover or ellipse or dumbbell-like shape or cylindrical or taper or ring or roller or platform shape post or platform shape ball or platform shape is bulging or channel column or flute profile ball or flute profile roller or flute profile is oval or square or U-shaped or shaped as frame is I-shaped or many ribs key shape or arc or V-arrangement or circle or plate shape or polygonal or tubular or many ribs key cover.

47. anti-wear piston engine according to claim 30 is characterized in that: described rotational structure comprises joint shaft bearing or steering union joint or rzeppa universal joint or universal joint cross or bulb buckle-groove type or arc buckle-groove type.

48. anti-wear piston engine according to claim 25 is characterized in that: described rolling element comprises spherical rolling body or oval rolling element or dumb-bell shape rolling element or cylindrical rolling element or taper rolling element or annular rolling element or roller rolling element or platform shape post rolling element or platform shape ball rolling element or platform shape drum rolling element or flute profile drum rolling element or channel column rolling element or flute profile ball rolling element or flute profile roller rolling element or the oval rolling element of flute profile or tape spool rolling element or rolling element with holes or many ribs key rolling element or many ribs cover rolling element or rolls the drum-shaped rolling body or ball rolling element or needle roller rolling element or rollers roll body or linear bearing rolling element.

49. anti-wear piston engine according to claim 22, it is characterized in that: described retainer is arranged in the circulation raceway, rolling element is arranged in the retainer and is arranged in the circulation raceway, the thickness of retainer is less than the diameter of rolling element, two-part that rolling element exceeds retainer are arranged at circulation raceway and piston or cylinder body respectively, and retainer prevents reverse friction between rolling element and the rolling element.

50. anti-wear piston engine according to claim 26 is characterized in that: described retainer comprises cartridge type retainer or board-like retainer or U-shaped retainer or V-arrangement retainer or polygonal retainer or special-shaped retainer or triangle retainer or square retainer or circular retainer or chain link retainer.

51. anti-wear piston engine according to claim 25 is characterized in that: described cylinder body comprises quadrilateral cylinder body or U-shaped cylinder body or shaped as frame cylinder body or casing cylinder body or triangle cylinder body or oval cylinder body or polygonal cylinder body or special-shaped cylinder body or raceway cylinder body or pit cylinder body or reciprocating stroke section cylinder body or retainer cylinder body or circulation raceway cylinder body or flute profile cylinder body or I-shaped cylinder body or spline housing cylinder body or arc cylinder body or cylinders in V-arrangement or ∧ shape cylinder body or plate shape cylinder body or cartridge type cylinder body or many ribs key cylinder body.

52. anti-wear piston engine according to claim 25 is characterized in that: described piston comprises quadrilateral piston or U-shaped piston or shaped as frame piston or V-shape piston or triangle piston or oval piston or polygonal piston or special-shaped piston or raceway piston or pit piston or reciprocating stroke section piston or retainer piston or circulation raceway piston or flute profile piston or I-shaped piston or spline housing piston or arc piston or ∧ shape piston or plate shape piston or pot type piston or many ribs key piston.

53. anti-wear piston engine according to claim 27 is characterized in that: described Sealing is rubber material or polyurethane material or nylon material or plastic materials or metallic material or blending material.

54. anti-wear piston engine according to claim 25 is characterized in that: described rolling element adopts the high-strength abrasion-proof material, and the high-strength abrasion-proof material comprises wear resistant alloy material or wear-resistant plastic or wear-resistant ceramic or Wear Resisting Steel or antifriction self-lubricating material.

55. anti-wear piston engine according to claim 26, it is characterized in that: described circulation raceway comprises and bears the pressures cycle raceway, avoids the pressures cycle raceway, avoid pressures cycle raceway and cylinder body or piston split setting, it is detachable avoiding the pressures cycle raceway, convenient observation, maintenance and replacing rolling element.

56. anti-wear piston engine according to claim 25 is characterized in that: described piston or cylinder body are lightweight material, and lightweight material comprises aluminum alloy or highstrenghtpiston or pottery or titanium alloy or carbon fiber or light section or composite material.

57. anti-wear piston engine according to claim 26, it is characterized in that: described circulation raceway comprises and bears the pressures cycle raceway, avoids the pressures cycle raceway, avoid the pressures cycle raceway and do not bear pressure between piston and the cylinder body, bear the pressures cycle raceway and bear pressure between piston and the cylinder body, bear the pressures cycle raceway and be provided with wear resistant coating or be inlaid with the high-strength abrasion-proof material.

58. anti-wear piston engine according to claim 25 is characterized in that: described rolling element comprises roller, and roller comprises roller shaft, roller shaft is arranged on the retainer, and roller and roller shaft are split or split is connected or be integral type.

59. anti-wear piston engine according to claim 25 is characterized in that: comprise distribution device, fuel supply system, lubrication system, cooling system and starting system.

60. anti-wear piston engine according to claim 25 is characterized in that: described starting system comprises electric motor or pneumatic motor or hot machine or Kick-start or hand starting or power-assisted starting.

61. according to the described anti-wear piston engine of claim 59, it is characterized in that: described distribution device comprises intake valve assembly, exhaust valve assemblies, camshaft, camshaft comprises camshaft synchromesh gear or camshaft synchronous pulley or camshaft synchronous sprocket wheel, bent axle comprises bent axle synchromesh gear or bent axle synchronous pulley or bent axle synchronous sprocket wheel, bent axle comprises flywheel, the bent axle synchromesh gear is with the flywheel split or split is connected or be integral type, the bent axle synchromesh gear drives the camshaft synchromesh gear or the bent axle synchronous pulley drives the camshaft synchronous pulley or the bent axle synchronous sprocket wheel drives the camshaft synchronous sprocket wheel, and camshaft drives intake valve assembly, exhaust valve assemblies cooperates with piston rationally advances fuel, waste discharge gas.

62. anti-wear piston engine according to claim 25 is characterized in that: described fuel supply system comprises Fuel Petroleum supply system, diesel fuel supply system, gas fuel supply system, alcohol fuel supply system, LPG fuel supply system, hybrid fuel supply system, biogas fuel supply system, hydrogen fuel supply system or flexible fuel supply system.

63. anti-wear piston engine according to claim 25 is characterized in that: described fuel supply system comprises fuel tank, petrolift, fuel filter.

64. anti-wear piston engine according to claim 25, it is characterized in that: described cylinder body or piston comprise the suspension supporting element, the suspension supporting element comprises magnetic suspension supporting element or liquid suspension support part or gas suspension supporting element, and the suspension supporting element is with the cylinder body split or split is connected or be integral type; Or suspension and piston split or split is connected or be integral type.

65. anti-wear piston engine according to claim 25 is characterized in that: described cylinder body or piston comprise the rolling element supporting element, the rolling element supporting element is with the cylinder body split or split is connected or be integral type; Or rolling element and piston split or split is connected or be integral type.

66. according to the described anti-wear piston engine of claim 64, it is characterized in that: described gas suspension supporting element comprises source of the gas, control valve, conveyance conduit, air chamber, air chamber is arranged on the gas suspension supporting element, form the gas suspension body at the gas suspension supporting element, piston is arranged on the top of gas suspension body or gas suspension body middle part or gas suspension body tube middle part up and down.

67. according to the described anti-wear piston engine of claim 64, it is characterized in that: described liquid suspension support part comprises liquid medium source, control valve, conveyance conduit, liquid container, liquid container is arranged on the liquid suspension support part, form solid/liquid slurry at liquid suspension support body, piston is arranged on the top of solid/liquid slurry or solid/liquid slurry middle part or solid/liquid slurry tube middle part up and down.

68. according to the described anti-wear piston engine of claim 64, it is characterized in that: described magnetic suspension supporting element comprises electromagnetic suspension supporting element or permanent magnet suspension supporting element, the electromagnetic suspension supporting element comprises electromagnetism, the permanent magnet suspension supporting element comprises permanent magnetism, and electromagnetism or permanent magnetism are arranged on piston and the cylinder body.

69. according to the described anti-wear piston engine of claim 64, it is characterized in that: described cylinder body comprises N utmost point permanent magnetism or S utmost point permanent magnetism, correspondence arranges N utmost point permanent magnetism or S utmost point permanent magnetism on the piston, N utmost point permanent magnetism and N utmost point permanent magnetism or S utmost point permanent magnetism and the S utmost point permanent magnetism same sex are repelled each other to produce and are suspended, and piston and cylinder body suspend to rub and do relatively reciprocating motion.

70. according to the described anti-wear piston engine of claim 64, it is characterized in that: described cylinder body comprises negative pole electromagnetism or anodal electromagnetism, correspondence arranges negative pole electromagnetism or anodal electromagnetism on the piston, negative pole electromagnetism and negative pole electromagnetism or anodal electromagnetism and the anodal electromagnetism same sex are repelled each other to produce and are suspended, and piston and cylinder body suspend to rub and do relatively reciprocating motion.