CN104832285A - Cycle internal combustion engine capable of implementing constant-volume combustion - Google Patents
Cycle internal combustion engine capable of implementing constant-volume combustion Download PDFInfo
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- CN104832285A CN104832285A CN201410047087.8A CN201410047087A CN104832285A CN 104832285 A CN104832285 A CN 104832285A CN 201410047087 A CN201410047087 A CN 201410047087A CN 104832285 A CN104832285 A CN 104832285A
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Abstract
The present invention discloses an internal combustion engine capable of implementing constant-volume combustion and belongs to the technical field of mechanical engines. The internal combustion engine comprises a cylinder, wherein a piston of the cylinder is connected with a connection rod; the output end of the connection rod is connected with a noncircular gear; a main planetary gear engaged with the noncircular gear is arranged at the output end of the connection rod; a main shaft is fixedly arranged at the center of the main planetary gear and is rotationally connected to a planetary gear disc; the main shaft deviates from the center of the planetary gear disc; a guide shaft parallel to the main shaft is arranged on the planetary gear disc; a guide wheel is arranged on the guide shaft and is in contact with the inner surface or the outer surface of the noncircular gear; the output end of the main shaft is connected with a secondary planetary gear; an inner planetary gear engaged with the secondary planetary gear is arranged at the output end of the main shaft; a power output shaft is connected to the inner planetary gear. The internal combustion engine is capable of implementing constant-volume combustion, improving cycle heat efficiency and implementing large torque output.
Description
Technical field
The present invention relates to a kind of internal-combustion engine, particularly a kind of isochoric combustion circulation engine, belongs to mechanical engine technical field.
Background technique
What existing internal combustion engine use was maximum is crankshaft piston type internal-combustion engine, crankshaft piston type internal-combustion engine is a kind of to-and-fro motion of complexity, along with cycloid motion, namely cycloid to-and-fro motion, the work cycle of internal-combustion engine is actual is mixed cycle, its thermal efficiency holds between circulation and isobaric circulation between waiting, at present various technological improvements are thereon held apart from theoretical waiting the thermal efficiency circulated and are still had very large distance, this is determined by the burning of crankshaft piston type internal-combustion engine and working method, this burning moves down with piston to a great extent, Near Constant Pressure Combustion circulates, even until work done terminates combustion phenomena in addition, together discharge with waste gas, heat energy can not utilize to greatest extent, when maximum outbreak pressure, the crankshaft structure moment of torsion arm of force is very little, can not maximum output torque.When arriving maximum arm of force, it is also a lot of that piston moves down a lot of pressure drop, still not max. output torque, before max. output torque appears at and rotates to maximum arm of force, pressure has just obviously declined also not many, now product is maximum, and this explanation can not become kinetic energy to export thermal energy in time, reduces efficiency of utilization.The mixed cycle thermal efficiency of existing internal-combustion engine is about 40%, and only a few is close to 50%, and distance etc. hold thermal efficiency of cycle can reach more than 60%, also has very large distance to improve, and this just needs to redesign from combustion manner Power output mode.
Summary of the invention
The present invention is for providing a kind of isochoric combustion internal-combustion engine.
Isochoric combustion circulation engine provided by the present invention, comprise cylinder, the piston of cylinder is connected with connecting rod, connecting rod output terminal is connected with noncircular gear, described noncircular gear at least comprises two sections of parallel straight line tooth sections and two the arc-shaped gear sections being connected two straight line tooth sections, be provided with the planet master gear engaged with noncircular gear, planet master gear center is fixedly installed main shaft, main axis connection is arranged on planet wheel disc, the center that main shaft departs from planet wheel disc is arranged, planet wheel disc is provided with the axis of guide with main axis parallel, main shaft, the axis of guide, planet wheel disc be centrally located on same straight line, the axis of guide is provided with upper saw pulley, internal surface or the outer surface of upper saw pulley and noncircular gear contact, main shaft output terminal is connected with planet pinion, be provided with the sun internal gear engaged with planet pinion, pto＝power take-off connection is arranged on sun internal gear, connecting rod drives noncircular gear to do straight line motion driving planet master gear and rotarily drives main shaft by the rotation of planet pinion driving sun internal gear drive pto＝power take-off, upper saw pulley controls planet master gear and engages with noncircular gear, described noncircular gear is internal gear, planet master gear is positioned at noncircular gear, upper saw pulley is positioned at outside noncircular gear, described noncircular gear is external gear, planet master gear is positioned at outside noncircular gear, upper saw pulley is positioned at noncircular gear, connecting rod is provided with between described main shaft and the axis of guide, be hinged between connecting rod and main shaft and the axis of guide.
Advantageous Effects of the present invention is: the piston that the present invention can realize fuel cylinder when burning is motionless, and being exactly in constant space combustion, is namely isochoric combustion, is conducive to improving thermal efficiency of cycle and can realizes larger moment of torsion output.
Accompanying drawing explanation
Schematic diagram when Fig. 1 is expansion work of the present invention.
Fig. 2 is the schematic diagram of the present invention when compressing.
Fig. 3 is the schematic diagram that the present invention is positioned at top dead center.
Fig. 4 is the schematic diagram that the present invention is positioned at lower dead center.
Fig. 5 is that the transmission of side-looking of the present invention exports schematic diagram.
The schematic diagram of Fig. 6 to be noncircular gear be external gear.
Fig. 7 is the schematic diagram of noncircular gear.
Fig. 8 is the schematic diagram of three centers of rotation.
Embodiment
In order to explain enforcement of the present invention more fully, provide embodiment of the present invention, these embodiments are only to elaboration of the present invention, do not limit the scope of the invention.
Isochoric combustion circulation engine, comprise cylinder, the piston of cylinder is connected with connecting rod, connecting rod output terminal is connected with noncircular gear, described noncircular gear at least comprises two sections of parallel straight line tooth sections and two the arc-shaped gear sections being connected two straight line tooth sections, be provided with the planet master gear engaged with noncircular gear, planet master gear center is fixedly installed main shaft, main axis connection is arranged on planet wheel disc, the center that main shaft departs from planet wheel disc is arranged, planet wheel disc is provided with the axis of guide with main axis parallel, main shaft, the axis of guide, planet wheel disc be centrally located on same straight line, the axis of guide is provided with upper saw pulley, internal surface or the outer surface of upper saw pulley and noncircular gear contact, main shaft output terminal is connected with planet pinion, be provided with the sun internal gear engaged with planet pinion, pto＝power take-off connection is arranged on sun internal gear, connecting rod drives noncircular gear to do straight line motion driving planet master gear and rotarily drives main shaft by the rotation of planet pinion driving sun internal gear drive pto＝power take-off, upper saw pulley controls planet master gear and engages with noncircular gear, described noncircular gear is internal gear, planet master gear is positioned at noncircular gear, upper saw pulley is positioned at outside noncircular gear, described noncircular gear is external gear, planet master gear is positioned at outside noncircular gear, upper saw pulley is positioned at noncircular gear, connecting rod is provided with between described main shaft and the axis of guide, be hinged between connecting rod and main shaft and the axis of guide.In the present invention, two planet wheel discs and two pto＝power take-offs are set in noncircular gear both sides, namely the identical power output structure of two covers is set in noncircular gear both sides, accompanying drawing and following illustrate in illustrate for wherein side, in following examples and figure for the sense of rotation of planet master gear for clockwise direction is set forth.
The present invention is described further by reference to the accompanying drawings, is respectively: 1: cylinder in accompanying drawing shown in each mark; 2: piston; 3: valve; 4: connecting rod; 5: noncircular gear; 6: planet master gear; 7: main shaft; 8: upper saw pulley; 9: the axis of guide; 10: planet wheel disc; 11: planet pinion; 12: sun internal gear; 13: output shaft; 14: connecting rod; 15-1: arc-shaped gear section a; 15-2: arc-shaped gear section b; 16-1: straight line tooth section a; 16-2: straight line tooth section b.Valve in actual fabrication on internal-combustion engine comprises intake valve and exhaust valve, this part is not core of the present invention, accompanying drawing only represents with valve, as shown in drawings, isochoric combustion internal-combustion engine isochoric combustion circulation engine, comprise cylinder 1, with valve 3 in cylinder head, the piston 2 of cylinder 1 is connected with connecting rod 4, connecting rod 4 the other end is connected with noncircular gear 5, described noncircular gear 5 at least comprises two sections of parallel straight line tooth sections and two the arc-shaped gear sections being connected two straight line tooth sections, 15-1 shown in figure is arc-shaped gear section a, 15-2 is arc-shaped gear section b, 16-1 is straight line tooth section a, 16-2 is straight line tooth section b, be provided with the planet master gear 6 engaged with noncircular gear 5, planet master gear 6 center is fixedly installed main shaft 7, main shaft 7 is rotationally connected and is arranged on planet wheel disc 10, the center that main shaft 7 departs from planet wheel disc 10 is arranged, planet wheel disc 10 is provided with the axis of guide 9 parallel with main shaft 7, main shaft, the axis of guide, planet wheel disc be centrally located on same straight line, the axis of guide 9 is provided with upper saw pulley 8, internal surface or the outer surface of upper saw pulley 8 and noncircular gear 5 contact, main shaft 7 output terminal is connected with planet pinion 11, be provided with the sun internal gear 12 coordinated with planet pinion 11, pto＝power take-off 13 connection is arranged on sun internal gear 12, connecting rod 4 drives noncircular gear 5 to do straight line motion and drives planet master gear 6 to rotarily drive main shaft 7 to drive sun internal gear 12 to drive pto＝power take-off 13 to rotate by planet pinion 11, upper saw pulley 8 controls planet master gear 6 and engages with noncircular gear 5, described noncircular gear 5 is internal gear, planet master gear 6 is positioned at noncircular gear 5, upper saw pulley 8 is positioned at outside noncircular gear 5, described noncircular gear 5 is external gear, planet master gear 6 is positioned at outside noncircular gear 5, upper saw pulley 8 is positioned at noncircular gear 5, connecting rod 14 is provided with between described main shaft 7 and the axis of guide 9, be hinged between connecting rod 14 and main shaft 7 and the axis of guide 8.Be known technology about planet pinion 11 and sun internal gear 12, product ripe in the market can be selected, when self-mutilation behavior, there is the track of planet master gear 6 rotation and revolution, the movement locus of main shaft 7 is easy to determine, these determine after the general mechanician of the matching design of planet pinion 11 and sun internal gear 12 can complete
Working procedure of the present invention is described below, and the present invention has two kinds of working methods, two-stroke four-quadrant operation mode and four-stroke eight quadrant jobs mode.The present invention illustrates with single cylinder, and multi-cylinder is effective superposition of single cylinder.The work cycle of two-stroke four-quadrant internal-combustion engine of the present invention is as follows, 1. gas exchange process → 2. compression stroke → 3. isochoric combustion process → 4. expansion working stroke, → 1. gas exchange process.First be gas exchange process, adopt scavenging pump or air intensifier mechanism, account for four-quadrant 90 degree, comprise exhaust air inlet, can respectively account for about 50 degree, during ventilation, piston rest is motionless, complete exhaust air inlet, first arrange laggard, enter row and can open late release in advance, next be compression stroke, after ventilation terminates, piston 2 moves to top dead center by static lower dead center, pressurized air, account for 90 degree of quadrants, following isochoric combustion process, compression terminates, piston ceases movement, light or compression ignition fuel burning, motionless at this quadrant piston rest, enter the isochoric combustion stage, also be the degree of constant volume of traditional sense.Flame combustion is stable fully can organize burning, and make burning thorough, burning terminates to enter expansion working stroke substantially.Burning is separated substantially with expansion, and no longer moving mixing with piston and carry out, is then expansion working stroke, and burning terminates substantially, and high temperature and high pressure gas promotes piston 2 and moves down, and the connecting rod 4 of piston 2 drives not rounded internal gear 5 movement output power, accounts for 90 degree of quadrants.Piston 2 moves to lower dead center from top dead center to be stopped, work done terminates, enter gas exchange process, start next circulation, Four processes rotates a circle 360 degree by not rounded internal gear geometrical center, be divided into four quadrants, it is compression stroke and expansion working stroke that two pistons move quadrant, two piston rest quadrants are gas exchange process and combustion process, each quadrant accounts for 90 degree, at mobile quadrant, piston 2 moves, main planetary gear 6 stops revolution only to do rotation, at static quadrant, piston 2 transfixion, main planetary gear 6 revolves round the sun and rotation simultaneously, four quadrants can according to angle shared by real work design modifying, the i.e. each segment length of adjustment composition not rounded internal gear 5, this working method specific power is high, heat load is high.Specific works is as follows, under exogenetic process, scavenging pump works, piston 2 is motionless, exhaust valve closing, intake valve is opened, air enters cylinder 1, not rounded internal gear 5 is motionless, planet master gear 6 revolves round the sun along the arc-shaped gear section a15-1 of not rounded internal gear 5, rotation simultaneously, planet master gear 6 is assemblied on main shaft 7, main shaft 7 is expert on star wheel disc 10 by bearing assemble, planet master gear 6 revolves round the sun and drives planet wheel disc 10 to rotate, upper saw pulley 8 by bearing assemble on the axis of guide 9, the axis of guide 9 is assemblied on planet wheel disc 10, because the distance at the center of main shaft 7 and the center of the axis of guide 9 is certain, when each gear shape size is determined, reasonable set main shaft 7 and the distance of the axis of guide 9 can make upper saw pulley 8 control planet master gear 6 to engage with not rounded internal gear 5 all the time, and along the orbiting motion of not rounded internal gear 5, planet master gear 6 revolves round the sun and drives planet wheel disc 10 to rotate, under upper saw pulley 8 acting in conjunction, screw out arc-shaped gear section a15-1, enter straight line tooth section b16-2, planet master gear 6 stops revolution under the effect of upper saw pulley 8, planet wheel disc 10 also stops the rotation, ventilation terminates, IC Intake Valve Closes, inertia effect lower planet master gear 6 linearly tooth section b16-2 promote not rounded internal gear 5 and move, enter compression stroke, piston 2 moves from lower dead center to top dead center, arriving top dead center piston 2 stops mobile, planet master gear 6 screws out straight line tooth section b16-2, enter arc-shaped gear section b15-2, planet master gear 6 starts revolution and rotation, compression terminates, light or compression ignition fuel, burning starts, while burning, piston 2 is motionless, be exactly in constant space combustion, achieve isochoric combustion, the now planet master gear 6 arcuately public turnback of tooth section b15-2, planet wheel disc 10 is driven to revolve turnback, enter straight line tooth section a16-1 and complete commutation, planet master gear 6 stops revolution, burning terminates, high temperature and high pressure gas promotes piston 2 and moves to lower dead center from top dead center together with not rounded internal gear 5, not rounded internal gear 5 promotes planet master gear 6 and rotates, planet pinion 11 is assemblied on main shaft 7 and planet master gear 6 synchronous rotary, planet pinion 11 engages with sun internal gear 12, sun internal gear 12 is equipped with output shaft 13, output shaft 13 outputting power, piston 2 arrives lower dead center, stop motion, exhaust valve is opened, expansion working terminates, planet master gear 6 rotation screws out straight line tooth section a16-1 and enters arc-shaped gear section a15-1, start again revolution and rotation, enter gas exchange process, reenter next circulation, in Fig. 5, main shaft 7 is expert on star wheel disc 10 by bearing assemble, both do not overlap at center, main shaft 7 has an eccentric distance apart from planet wheel disc 10 center, this distance is determined by multiple factor, eccentric distance can be provided by actual design.Planet wheel disc 10 by bearings on body, can rotate, main shaft 7 revolves round the sun and drives planet wheel disc 10 to rotate, the axis of guide 9 is assemblied on planet wheel disc 10, identical with the direction that main shaft 7 is expert on star wheel disc 10, be balance and work done in turn in multi-cylinder engine situation, main shaft can be arranged symmetrically with, not rounded internal gear 5 in Fig. 1 is divided into four parts, static ventilation arc-shaped gear section a15-1, static burn arc-shaped gear section b15-2, compression straight line tooth section b16-2, work done straight line tooth section a16-1, inside not rounded internal gear 5, Shi Chi district engages with planet master gear 6, outside is that raceway and upper saw pulley 8 cooperatively interact, not rounded internal gear 5 can adjusted design profile traces as required, epicyclic train can need adjusted design according to track, upper saw pulley 8 should all the time perpendicular to the tangent line of the wheel gear profile of not rounded internal gear 5 with the line of centres of planet master gear 6, this to-and-fro motion and rotary motion transform mutually, by straight reciprocating motion and the profile traces of not rounded internal gear 5, the revolution rotation of planet master gear 6, upper saw pulley 8, the interaction of planet wheel disc 10 has controlled.At upper and lower stop place, piston 2 and not rounded internal gear 5 motionless, planet master gear 6, under the effect of upper saw pulley 8, along the revolution of two arc gear wheel sections, drives planet wheel turnback of spiraling steadily to commutate, switch between two straight line tooth sections, be exactly reciprocating toward with multiple switching, compression and expansion stroke, not rounded internal gear 5 moves up and down, planet master gear 6 stops a revolution rotation, acts on lower planet wheel disc 10 transfixion at upper saw pulley 8.The revolution of planet master gear 6 completes commutation and switches, rotation outputting power and complete auxiliary motion.Connecting rod 4 between piston 2 and not rounded internal gear 5 can arrange elastic spacing guiding device; described spacing be the position limiting upper and lower stop; jointly complete spacing with upper saw pulley 8 and share impact; elasticity can damping accumulation of energy; reduce the load of miscellaneous part when piston group commutates during kinetic energy gesture transformation of energy, guiding guarantees the straight reciprocating motion of piston 2 and the straight reciprocating motion of not rounded internal gear 5 and correct attitude.Piston 2 is suspended in cylinder without alternation lateral pressure.Because the axis of guide 9 is cantilevers, a connecting rod 14 can be established hinged with main shaft 7, mutually carry on a shoulder pole pressure altogether.Upper saw pulley 8 can exchange with the position of planet master gear 6, and not rounded internal gear 5 like this just becomes not rounded external gear, and upper saw pulley 8 becomes and becomes as shown in Figure 6 inside noncircular gear, and each output mechanism on main shaft 7 adjusts accordingly.O1 and O2 overlaps in figure 6.Four-stroke eight quadrant internal-combustion engine, work cycle is such, and the four-quadrant basis of two-stroke is decomposed into aspirating stroke and exhaust stroke gas exchange process, cancels scavenger pump, carries out air-breathing and exhaust with the to-and-fro motion of self piston.1. suction stroke, → 2. inertia intake process (quadrant), → 3. compression stroke 4., → combustion process (quadrant), → 5. expansion stroke, → 6. overbottom pressure exhaust process (quadrant), → 7. exhaust stroke, → 8. entering to arrange overlay process (quadrant), → 1. suction stroke. other are with two-stroke four-quadrant internal-combustion engine. and this work cycle specific power is low, heat load is low, lubricates.The present invention's design also needs other assisting agencies as, lubrication system, cooling system, oil supply system, valve timing system, and electrical system is conventional design and devdlop.
Composition graphs 7, Fig. 8 are described further working procedure of the present invention.In Fig. 7, Fig. 8, the end points a of P1: arc-shaped gear section a; The end points b of P2: arc-shaped gear section a; The end points a of P3: arc-shaped gear section b; The end points b of P4: arc-shaped gear section b; O5: the center of arc-shaped gear section b; O6: the center of arc-shaped gear section b; O1: the center of planet wheel disc 10, O2: the center of main shaft 7, O3: the center of the axis of guide 9; Gas exchange process, piston 2 moves to lower dead center, stop motion under the effect of limit stoper, and not rounded internal gear 5 stop motion simultaneously, keeps motionless.Now not rounded internal gear 5 and planet master gear 6 are engaged on P1 point, arc-shaped gear section a15-1 is entered from P1 point at rotation effect of inertia lower planet master gear 6, centered by O6, arcuately tooth section a15-1 moves, produce revolution, O1 and O6 is on same axis, O2 and O1 does not overlap, the distance of O2 and O3 equals the reference radius that not rounded internal gear 5 standard pitch circle adds planet master gear 6 to the radius that the thickness of periphery adds upper saw pulley 8 and adds matching gap, planet master gear 6 drives planet wheel disc dish 10 to rotate centered by O1, simultaneously drive upper saw pulley 8 centered by O6 (edge) arcuately tooth section a15-1 periphery rotate, upper saw pulley 8 controls planet master gear 6 and engages with not rounded internal gear 5 all the time.Planet master gear 6 moves to the public turnback of P2 point from P1, complete the switching from 16-1 to 16-2, P1 and P2 is two end points of arc-shaped gear section a15-1, P1 and P2 2 lines are lower dead center lines, motionless at arc-shaped gear section a15-1 inner carrier 2, scavenging pump completes ventilation, crosses lower dead center enter straight line tooth section b16-2 from P2 point, starts compression.Limiting and guiding device makes not rounded internal gear 5 can only straight reciprocating motion, and offsets various cross component force, guarantees that each movement parts normally works.Compression stroke, enters straight line tooth section b16-2, and planet master gear 6 no longer stops not rounded internal gear 5 return, and adds a return power.Upper saw pulley 8 makes planet master gear 6 stop revolution under straight line tooth section b16-2 limits, and planet wheel disc 10 keeps motionless, and the rotation of planet master gear 6 drives the up pressurized air of not rounded internal gear 5.Arrive top dead center P3, under the effect of limit stoper, piston 2 stop motion, compression terminates, and enters combustion phase.Combustion process, cross P3 point and enter arc-shaped gear section b15-2, under the effect of external force and inertia rotation, planet master gear 6 centered by O5 arcuately tooth section b15-2 move, produce revolution, O1 and O5 is on same axis, O2 and O1 does not overlap, planet master gear 6 drives planet wheel disc to rotate centered by O1, drive upper saw pulley 8 to rotate along the periphery of arcuately tooth section b15-2 centered by O5 simultaneously, planet master gear 6 moves to the public turnback of P4 point from P3, complete the switching from 16-2 to 16-1, P3 and P4 is two end points of arc-shaped gear section b15-2, P3 and P4 2 lines are top dead center lines, motionless at arc-shaped gear section b15-2 inner carrier, burning substantially terminates to P4 from P3, enter power stroke, jointly limit not rounded internal gear 5 at two arc-shaped gear section inferior planet master gears 6 and upper saw pulley 8 can not move, can not revolve round the sun at straight line tooth section inferior planet master gear 6, not rounded internal gear 5 can to-and-fro motion, this can have been determined jointly by the profile line track of not rounded internal gear 5 and planetary system structure.Power stroke, cross P4 point and enter straight line tooth section a16-1, upper saw pulley 8 discharges the descending prevention to not rounded internal gear 5.Upper saw pulley 8 makes planet master gear 6 stop revolution under straight line tooth section 16-1 limits.Planet wheel disc 10 keeps motionless, it is descending that high temperature and high pressure gas promotes piston 2, piston 2 drives not rounded internal gear 5 descending, not rounded internal gear 5 promotes planet master gear 6 and rotates outputting power, planet master gear 6 drives sun internal gear 12 by the planet pinion 11 be arranged on same main shaft 7, by output shaft 13 externally outputting power.Piston moves down arrival lower dead center, and also namely not rounded internal gear 5 moves down from P4 point to P1 point, stop motion under the effect of limit stoper, and work done terminates, and enters next circulation.
After detailed description embodiments of the present invention, the personage being familiar with this technology can be well understood to, do not departing under above-mentioned claim and spirit and can carry out various change and amendment, all above embodiment is done according to technical spirit of the present invention any simple modification, equivalent variations and modification, all belong to the scope of technical solution of the present invention, and the present invention is not also limited to the mode of execution of example in specification.
Claims (4)
1. isochoric combustion circulation engine, comprise cylinder, the piston of cylinder is connected with connecting rod, it is characterized in that: connecting rod output terminal is connected with noncircular gear, described noncircular gear at least comprises two sections of parallel straight line tooth sections and two the arc-shaped gear sections being connected two straight line tooth sections, be provided with the planet master gear engaged with noncircular gear, planet master gear center is fixedly installed main shaft, main axis connection is arranged on planet wheel disc, the center that main shaft departs from planet wheel disc is arranged, planet wheel disc is provided with the axis of guide with main axis parallel, main shaft, the axis of guide, planet wheel disc be centrally located on same straight line, the axis of guide is provided with upper saw pulley, internal surface or the outer surface of upper saw pulley and noncircular gear contact, main shaft output terminal is connected with planet pinion, be provided with the sun internal gear engaged with planet pinion, pto＝power take-off connection is arranged on sun internal gear, connecting rod drives noncircular gear to do straight line motion driving planet master gear and rotarily drives main shaft by the rotation of planet pinion driving sun internal gear drive pto＝power take-off, upper saw pulley controls planet master gear and engages with noncircular gear.
2. isochoric combustion circulation engine according to claim 1, is characterized in that: described noncircular gear is internal gear, and planet master gear is positioned at noncircular gear, and upper saw pulley is positioned at outside noncircular gear.
3. isochoric combustion circulation engine according to claim 1, is characterized in that: described noncircular gear is external gear, and planet master gear is positioned at outside noncircular gear, and upper saw pulley is positioned at noncircular gear.
4. isochoric combustion circulation engine according to claim 1, is characterized in that: be provided with connecting rod between described main shaft and the axis of guide, is hinged between connecting rod and main shaft and the axis of guide.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410047087.8A CN104832285A (en) | 2014-02-11 | 2014-02-11 | Cycle internal combustion engine capable of implementing constant-volume combustion |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410047087.8A CN104832285A (en) | 2014-02-11 | 2014-02-11 | Cycle internal combustion engine capable of implementing constant-volume combustion |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105066175A (en) * | 2015-08-31 | 2015-11-18 | 华能国际电力股份有限公司 | Rotary constant-volume pressurizing combustion chamber |
| CN109139405A (en) * | 2018-10-19 | 2019-01-04 | 西南石油大学 | A kind of ring gear driving power end of drilling pump structure |
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| US4395977A (en) * | 1981-01-28 | 1983-08-02 | Pahis Nikolaos S | Reciprocate internal combustion engine |
| US4608951A (en) * | 1984-12-26 | 1986-09-02 | Ambrose White | Reciprocating piston engine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105066175A (en) * | 2015-08-31 | 2015-11-18 | 华能国际电力股份有限公司 | Rotary constant-volume pressurizing combustion chamber |
| CN109139405A (en) * | 2018-10-19 | 2019-01-04 | 西南石油大学 | A kind of ring gear driving power end of drilling pump structure |
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