CN203822459U - Magnetic drive engine energy transfer system - Google Patents
Magnetic drive engine energy transfer system Download PDFInfo
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- CN203822459U CN203822459U CN201420074855.4U CN201420074855U CN203822459U CN 203822459 U CN203822459 U CN 203822459U CN 201420074855 U CN201420074855 U CN 201420074855U CN 203822459 U CN203822459 U CN 203822459U
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Abstract
The utility model discloses a magnetic drive engine energy transfer system, relates to an engine energy transfer system, and belongs to the field of resources and power. The magnetic drive engine energy transfer system comprises an engine and a crankshaft flywheel assembly. The engine comprises an injector, a cylinder head, a heat sink, a scavenging port, an air inlet, an exhaust port and a piston, and the crankshaft flywheel assembly comprises a crankshaft, a flywheel, a flywheel ring gear and a flywheel permanent magnet set. Under the magnetic interaction between a piston permanent magnet and a flywheel permanent magnet in an engine cylinder, the reciprocating motion of the piston is converted into the rotary motion of the crankshaft in the work doing and exhaust strokes, and the acting force on the piston is converted into the external output torque of the crankshaft to drive car wheels to rotate; in the compression and intake strokes, the rotary motion of the crankshaft is converted into the reciprocating linear motion of the piston. The magnetic drive engine energy transfer system has the advantages of reducing the structural complexity of an engine energy transfer chain, reducing the size of the engine, and improving the energy transfer efficiency of the overall engine system.
Description
Technical field
The utility model relates to a kind of engine power delivery system, and particularly a kind of engine power delivery system based on magnetic drives, belongs to energy source and power field.
Background technique
Conventional engines comprises two-stroke and four-stroke two class thermodynamic cycle modes, because the straight line motion of piston cannot directly be realized rotating power output, so will complete transformation of energy by connecting rod, transmission power and change motion mode.In four stroke engine work, connecting rod is transformed into rotatablely moving of bent axle the to-and-fro motion of piston in working stroke, active force on piston is changed into the externally torque of output of bent axle simultaneously, to drive automotive wheel to rotate, and in other three strokes, i.e. in air inlet, compression, exhaust stroke, again rotatablely moving of bent axle is transformed into the linear reciprocating motion of piston.Connecting rod is comprised of the part of piston group, connection rod set and crankshaft-flywheel group.
During engine operation, connecting rod directly contacts with high temperature and high pressure gas, and the rotational speed of bent axle is very high again, the linear velocity of reciprocating motion of the pistons is quite large, contact with gas of combustion with inflammable mixture, connecting rod is also subject to chemical corrosion effect simultaneously, and lubricated difficulty.Visible, the operating conditions of connecting rod is quite severe, and it will bear high temperature, high pressure, high speed and chemical corrosion effect.Traditional bent axle is mainly comprised of crank, crank throw and crank pin, its main feature is ladder shaft part, in working procedure, piston group can not obtain balance completely because of reciprocal inertia force and the moment of inertia that to-and-fro motion causes, the vibration and noise problem causing thus becomes increasingly conspicuous.Meanwhile, piston is along cylinder wall surface high-speed slide under the effect of side pressure, and due to poor lubrication, frictional loss is large, serious wear.
From energy efficiency, the energy of conventional engines is delivered to engine crankshaft rotating mechanical energy by fuel chemical energy, then is delivered to wheel by transmission device, and transfer chain is bulky, and due to the loss of mechanical friction homenergic, machine system energy transfer efficiency is lower.Along with becoming increasingly conspicuous of global energy crisis problem, the requirement of engine energy-saving is improved constantly.People are devoted to the Improvement and perfection to conventional engines on the one hand, constantly seek on the other hand novel power transmitting deice.
Summary of the invention
The technical problems to be solved in the utility model is to reduce the structure complexity of engine power transfer chain, reduces motor volume, improves motor machine system energy transfer efficiency, the utility model discloses a kind of magnetic drives engine power delivery system.
The purpose of this utility model is achieved through the following technical solutions.
A kind of magnetic drives engine power delivery system of the present utility model is by piston permanent magnet and flywheel magnetic mutual action of permanent magnet in cylinder, in acting and exhaust stroke, the to-and-fro motion of piston is transformed into rotatablely moving of bent axle, change the active force on piston into the bent axle externally torque of output, to drive automotive wheel to rotate; In compression and intake stroke, again rotatablely moving of bent axle is transformed into the linear reciprocating motion of piston.
A kind of magnetic drives engine power delivery system of the present utility model, comprises motor and crankshaft-flywheel assembly.Motor comprises: oil sprayer, cylinder head, radiating fin, scavenging port, suction port, relief opening and piston; Crankshaft-flywheel assembly comprises bent axle, flywheel, flywheel ring gear, flywheel set of permanent magnets, described flywheel set of permanent magnets comprises N utmost point flywheel permanent magnet and S utmost point flywheel permanent magnet, the flywheel permanent magnet sum that flywheel set of permanent magnets comprises must be even number, and adjacent flywheel permanent magnet polarity is contrary.
Described oil sprayer, cylinder head, radiating fin, piston, scavenging port, suction port and relief opening are identical with oil sprayer, cylinder head, radiating fin, piston, scavenging port, suction port and the exhaust outlet structure of motor in prior art.Described engine cylinder-body is formed by Nonferromugnetic material casting, the sealing of described engine cylinder-body one end, and the other end is fixedly connected with cylinder head, and engine cylinder-body outer surface cloth is equipped with radiating fin, and cylinder body sidepiece has suction port, relief opening and scavenging port; Cylinder head top has for the through hole of oil sprayer is installed, and the end of oil sprayer is communicated with by the through hole at cylinder head top and the inner chamber of cylinder; Described controller is connected with oil sprayer, for controlling oil sprayer to inject high pressure fuel oil in described cylinder.
Described piston is formed by Nonferromugnetic material casting, and head has the annular groove for ring installation, and piston skirt embeds piston permanent magnet, and piston permanent magnet polarity is that one end of close piston crown is the S utmost point, and the other end is the N utmost point.
Described crankshaft-flywheel assembly is positioned at and the rightabout cylinder block of oil sprayer outside.Bent axle end is connected with flywheel, the outer rim of flywheel embeds flywheel set of permanent magnets near one end of bent axle, described flywheel set of permanent magnets comprises N utmost point flywheel permanent magnet and S utmost point flywheel permanent magnet, and the flywheel permanent magnet sum that flywheel set of permanent magnets comprises must be even number, and adjacent flywheel permanent magnet polarity is contrary.By piston permanent magnet and flywheel magnetic mutual action of permanent magnet, realize the linear reciprocating motion of piston and the conversion between crankshaft rotating motion.The flywheel outer rim the other end is pressed with flywheel ring gear, and flywheel ring gear is for the actuation gear engagement with starter motor, for piloting engine.
A kind of magnetic drives engine power delivery system of the present utility model both can be used as single cylinder engine, also can the operation of multi cylinder multimode.
In the utility model, engine section both can design becomes free-piston two stroke engine, and flywheel permanent magnet quantity or the change number of cylinders that also can comprise by the flywheel set of permanent magnets changing on flywheel change motor into free-piston four stroke engine; Meanwhile, because free-piston engine has alterable compression ratio characteristic, so the motor in the utility model both can be using gasoline as fuel, also can be using the multiple fuels such as diesel oil or inflammable gas as fuel;
In the utility model, the flywheel permanent magnet quantity that can directly comprise by change flywheel set of permanent magnets changes bent axle motion speed.For reducing the impact of different magnetic permanent magnets magnetic force each other on piston skirt piston permanent magnet, flywheel set of permanent magnets arranges that the optimal number of flywheel permanent magnet is two, i.e. a N utmost point flywheel permanent magnet and a S utmost point flywheel permanent magnet.
A kind of magnetic drives engine power delivery system of the present utility model, during system quiescence, piston is positioned at lower dead center place, and flywheel outer rim N utmost point flywheel permanent magnet starting point is positioned at flywheel top.Its working procedure comprises cold machine start-up course, stable operation process and the restart procedure that catches fire.Take two stroke engine as example, and its working procedure is respectively:
1) cold machine start-up course.The actuation gear flywheel driven of the outside starter motor of system clockwise rotates, and during flywheel outer rim N utmost point flywheel permanent magnet starting point process flywheel top, piston starts to be subject to the active force that on flywheel, flywheel permanent magnet makes progress, and moves upward under this power effect; When flywheel outer rim S utmost point flywheel permanent magnet starting point process flywheel top, piston moves to top dead center, and in the process that piston moves to top dead center by lower dead center, in cylinder, air is compressed; This back piston starts to be subject to the downward active force of flywheel permanent magnet on flywheel, and under the effect of this power, moves downward until flywheel outer rim N utmost point flywheel permanent magnet starting point passes through flywheel top, and now piston moves to lower dead center; Piston in cylinder repeats above-mentioned to-and-fro motion until reach motor internal combustion decrepitate clockwork spring part and when piston is positioned at top dead center under the effect of flywheel permanent magnet magnetic force, the oil sprayer being contained on cylinder cap ejects high pressure fuel, burning produces high-pressure gas, promoting piston moves to lower dead center, start externally acting, cold machine start-up course completes.
2) stable operation process.When stable operation process starts, piston is positioned at top dead center, flywheel outer rim S utmost point flywheel permanent magnet starting point is through flywheel top, spray into after the oil inflame of cylinder interior, the gas pressure producing promotes piston and moves downward, externally acting, flywheel is subject to piston permanent magnet active force along clockwise direction, continues to turn clockwise; When Exhaust Open, start free exhaust, after scavenging port is opened, start scavenging stroke; When piston moves to lower dead center downwards, flywheel outer rim N utmost point flywheel permanent magnet starting point is through flywheel top, after this, piston starts to be subject to the active force that on flywheel, flywheel permanent magnet makes progress, and moves upward under this power effect, completes compression and intake stroke, when flywheel outer rim S utmost point flywheel permanent magnet starting point process flywheel top, piston moves to top dead center, sprays into the oil inflame of cylinder interior, repeats above-mentioned to-and-fro motion;
Piston in cylinder and flywheel magnetic mutual action of permanent magnet are transformed into rotatablely moving of bent axle the to-and-fro motion of piston in acting and exhaust stroke, change the active force on piston into the bent axle externally torque of output, to drive automotive wheel to rotate; In compression and intake stroke, again rotatablely moving of bent axle is transformed into the linear reciprocating motion of piston.
3) restart procedure that catches fire.While making to catch fire in cylinder due to reasons such as combustion fluctuations, under the effect of piston flywheel permanent magnet magnetic force on flywheel, move downward, until flywheel outer rim N utmost point flywheel permanent magnet starting point is through flywheel top, now piston moves to lower dead center; This back piston starts to be subject to the active force that on flywheel, flywheel permanent magnet makes progress, and under this power effect, moves upward; When flywheel outer rim S utmost point flywheel permanent magnet starting point process flywheel top, piston moves to top dead center; In this process, in cylinder, air is compressed, and the oil sprayer on cylinder cap ejects high pressure fuel, and burning produces high-pressure gas, promotes piston and moves to lower dead center, starts externally acting, and motor enters stable operation stage again.
Beneficial effect:
1, a kind of magnetic drives engine power delivery system of the present utility model, by piston permanent magnet and flywheel magnetic mutual action of permanent magnet, realize the linear reciprocating motion of piston and the conversion between crankshaft rotating motion, saved link assembly, solved the complex structure of motor transfer chain in prior art, bulky, serious wear, the problem that machine system energy transfer efficiency is lower.
2, a kind of magnetic drives engine power delivery system of the present utility model has variable compressive ratio characteristic, many fuel tolerances, module versatility and speed variability.
Accompanying drawing explanation
Fig. 1 is single cylinder two-stroke motor structural representation of the present utility model;
Fig. 2 is crankshaft-flywheel assembly left view of the present utility model;
Fig. 3 is two-stroke engine with double cylinders structural representation of the present utility model;
Wherein: 1-oil sprayer, 2-cylinder head, 3-radiating fin, 4-piston, 5-scavenging port, 6-suction port, 7-relief opening, 8-piston permanent magnet, 10-flywheel, 11-bent axle, 12-N utmost point flywheel permanent magnet, 13-S utmost point flywheel permanent magnet, 14-flywheel ring gear.
Embodiment
Below in conjunction with accompanying drawing and by embodiment, further illustrate the technical solution of the utility model.
A kind of magnetic drives engine power delivery system of the present utility model, shortened Transmitted chains, by the piston permanent magnet 8 in cylinder and flywheel magnetic mutual action of permanent magnet, in acting and exhaust stroke, the to-and-fro motion of piston 4 is transformed into rotatablely moving of bent axle 11, change the active force on piston 4 into the bent axle 11 externally torque of output, to drive automotive wheel to rotate; In compression and intake stroke, again rotatablely moving of bent axle 11 is transformed into the linear reciprocating motion of piston 4.
A kind of new work engine energy delivery system of the present utility model both can be used as single cylinder engine, can the operation of multi cylinder multimode.
In the utility model, engine section both can design becomes free-piston two stroke engine, and flywheel permanent magnet quantity or the change number of cylinders that also can comprise by change flywheel set of permanent magnets change motor into free-piston four stroke engine.
Embodiment 1
As shown in Figure 1 and Figure 2, the present embodiment is single cylinder two-stroke motor structure, mainly comprises motor and crankshaft-flywheel assembly.Motor comprises: oil sprayer 1, cylinder head 2, radiating fin 3, piston 4, scavenging port 5, suction port 6 and relief opening 7; Crankshaft-flywheel assembly comprises bent axle 11, flywheel 10, flywheel ring gear 14, flywheel set of permanent magnets, described flywheel set of permanent magnets comprises N utmost point flywheel permanent magnet 12 and S utmost point flywheel permanent magnet 13, the flywheel permanent magnet sum that flywheel set of permanent magnets comprises must be even number, and adjacent flywheel permanent magnet polarity is contrary.
Described oil sprayer 1, cylinder head 2, radiating fin 3, piston 4, scavenging port 5, suction port 6 and relief opening 7 are identical with relief opening 7 with oil sprayer 1, cylinder head 2, radiating fin 3, piston 4, scavenging port 5, the suction port 6 of motor in prior art.Described engine cylinder-body is formed by Nonferromugnetic material casting, the sealing of described engine cylinder-body one end, and the other end is fixedly connected with cylinder head 2, and engine cylinder-body outer surface cloth is equipped with radiating fin 3, and cylinder body sidepiece has suction port 6, relief opening 7 and scavenging port 5; Cylinder head 2 tops have for the through hole of oil sprayer 1 is installed, and the end of oil sprayer 1 is communicated with the inner chamber of cylinder by the through hole at cylinder head 2 tops; Described controller is connected with oil sprayer 1, for controlling oil sprayer 1 to inject high pressure fuel oil in described cylinder.
Described piston 4 is formed by Nonferromugnetic material casting, and head has the annular groove for ring installation, and piston 4 skirt sections embed piston permanent magnet 8, and piston permanent magnet 8 polarity are that one end of close piston crown is the S utmost point, and the other end is the N utmost point.
Described crankshaft-flywheel assembly is positioned at and the rightabout cylinder block of oil sprayer 1 outside.Bent axle 11 ends are connected with flywheel 10, the outer rim of flywheel 10 embeds flywheel set of permanent magnets near one end of bent axle 11, described flywheel set of permanent magnets comprises N utmost point flywheel permanent magnet 12 and S utmost point flywheel permanent magnet 13, the flywheel permanent magnet sum that flywheel set of permanent magnets comprises must be even number, and adjacent flywheel permanent magnet polarity is contrary.By piston permanent magnet 8 and flywheel magnetic mutual action of permanent magnet, realize the conversion between rotatablely moving of the linear reciprocating motion of piston 4 and bent axle 11.The flywheel 10 outer rim the other ends are pressed with flywheel ring gear 14, and flywheel ring gear 14 is for the actuation gear engagement with starter motor, for piloting engine.
A kind of new work engine energy delivery system of the present utility model, during system quiescence, piston 4 is positioned at lower dead center place, and flywheel 10 outer rim N utmost point flywheel permanent magnet 12 starting points are positioned at flywheel 10 tops.Its working procedure comprises cold machine start-up course, stable operation process and the restart procedure that catches fire.
1) cold machine start-up course.The actuation gear flywheel driven 10 of the outside starter motor of system clockwise rotates, and during flywheel outer rim N utmost point flywheel permanent magnet 12 starting points process flywheel 10 top, piston 4 starts to be subject to the active force that on flywheel 10, permanent magnet makes progress, and moves upward under this power effect; When flywheel outer rim S utmost point flywheel permanent magnet 13 starting points process flywheel 10 top, piston 4 moves to top dead center, and in the process that piston 4 moves to top dead center by lower dead center, in cylinder, air is compressed; This back piston 4 starts to be subject to the downward active force of permanent magnet on flywheel 10, and under the effect of this power, moves downward until flywheel outer rim N utmost point flywheel permanent magnet 12 starting points pass through flywheel tops, and now piston 4 moves to lower dead center; Piston 4 in cylinder repeats above-mentioned to-and-fro motion until reach motor internal combustion decrepitate clockwork spring part and when piston 4 is positioned at top dead center under the effect of piston permanent magnet 8 and flywheel permanent magnet magnetic force, the oil sprayer 1 being contained on cylinder cap ejects high pressure fuel, burning produces high-pressure gas, promoting piston 4 moves to lower dead center, start externally acting, cold machine start-up course completes;
2) stable operation process.When stable operation process starts, piston 4 is positioned at top dead center, flywheel outer rim S utmost point flywheel permanent magnet 13 starting points are through flywheel 10 tops, oil sprayer 1 sprays into after the oil inflame of cylinder interior, the gas pressure producing promotes piston 4 and moves downward, externally acting, flywheel 10 is subject to piston permanent magnet 13 active force along clockwise direction, continues to turn clockwise; When relief opening 7 is opened, motor starts free exhaust, after scavenging port 5 is opened, starts scavenging stroke; When piston 4 moves to lower dead center downwards, flywheel outer rim N utmost point flywheel permanent magnet 12 starting points are through flywheel 10 tops, after this, piston 4 starts to be subject to the active force that N utmost point flywheel permanent magnet 12 makes progress, and moves upward under this power effect, completes compression and intake stroke, when flywheel outer rim S utmost point flywheel permanent magnet 13 starting points process flywheel 10 top, piston 4 moves to top dead center, and oil sprayer 1 sprays into the oil inflame of cylinder interior, repeats above-mentioned to-and-fro motion;
Piston permanent magnet 8 in cylinder and the magnetic interaction between flywheel permanent magnet, in motor acting and exhaust stroke, the to-and-fro motion of piston 4 is transformed into rotatablely moving of bent axle 11, change the active force on piston 4 into the bent axle 11 externally torque of output, to drive automotive wheel to rotate; In compression and intake stroke, again rotatablely moving of bent axle 11 is transformed into the linear reciprocating motion of piston 4;
3) restart procedure that catches fire.While making to catch fire in cylinder due to reasons such as combustion fluctuations, under the effect of piston 4 permanent magnet magnetic force on flywheel, move downward, until flywheel outer rim N utmost point flywheel permanent magnet 12 starting points are through flywheel tops, now piston 4 moves to lower dead center; This back piston 4 starts to be subject to the active force that on flywheel, S utmost point flywheel permanent magnet 13 makes progress, and under this power effect, moves upward; When the starting point of flywheel outer rim S utmost point flywheel permanent magnet 13 passes through flywheel 10 top, piston 4 moves to top dead center; In this process, in cylinder, air is compressed, and the oil sprayer 1 on cylinder cap ejects high pressure fuel, and burning produces high-pressure gas, promotes piston 4 to lower dead center operation, starts externally acting, and motor enters stable operation stage again.
Embodiment 2
As shown in Figure 3, the present embodiment is two-stroke engine with double cylinders structure, mainly comprises motor and crankshaft-flywheel assembly.Described motor quantity is two, and crankshaft-flywheel component count is one, and two motors are arranged symmetrically in crankshaft-flywheel assembly both sides.Motor comprises: oil sprayer 1, cylinder head 2, radiating fin 3, piston 4, scavenging port 5, suction port 6 and relief opening 7; Crankshaft-flywheel assembly comprises bent axle 11, flywheel 10, flywheel ring gear 14, flywheel set of permanent magnets, described flywheel set of permanent magnets comprises N utmost point flywheel permanent magnet 12 and S utmost point flywheel permanent magnet 13, the flywheel permanent magnet sum that flywheel set of permanent magnets comprises must be even number, and adjacent flywheel permanent magnet polarity is contrary.
Described oil sprayer 1, cylinder head 2, radiating fin 3, piston 4, scavenging port 5, suction port 6 and relief opening 7 are identical with relief opening 7 with oil sprayer 1, cylinder head 2, radiating fin 3, piston 4, scavenging port 5, the suction port 6 of motor in prior art.Described engine cylinder-body is formed by Nonferromugnetic material casting, the sealing of described engine cylinder-body one end, and the other end is fixedly connected with cylinder head 2, and engine cylinder-body outer surface cloth is equipped with radiating fin 3, and cylinder body sidepiece has suction port 6, relief opening 7 and scavenging port 5; Cylinder head 2 tops have for the through hole of oil sprayer 1 is installed, and the end of oil sprayer 1 is communicated with the inner chamber of cylinder by the through hole at cylinder head 2 tops; Described controller is connected with oil sprayer 1, for controlling oil sprayer 1 to inject high pressure fuel oil in described cylinder.Described piston 4 is formed by Nonferromugnetic material casting, and head has the annular groove for ring installation, and piston 4 skirt sections embed piston permanent magnet 8, and piston permanent magnet 8 polarity are that one end of close piston crown is the S utmost point, and the other end is the N utmost point.Described bent axle 11 ends are connected with flywheel 10, the outer rim of flywheel 10 embeds flywheel set of permanent magnets near one end of bent axle 11, described flywheel set of permanent magnets comprises N utmost point flywheel permanent magnet 12 and S utmost point flywheel permanent magnet 13, the flywheel permanent magnet sum that flywheel set of permanent magnets comprises must be even number, and adjacent flywheel permanent magnet polarity is contrary.By piston permanent magnet 8 and flywheel magnetic mutual action of permanent magnet, realize the conversion between rotatablely moving of the linear reciprocating motion of piston 4 and bent axle 11.The flywheel 10 outer rim the other ends are pressed with flywheel ring gear 14, and flywheel ring gear 14 is for the actuation gear engagement with starter motor, for piloting engine.
The working procedure of the present embodiment is similar to embodiment 1 working procedure, and its working procedure comprises cold machine start-up course, stable operation process and the restart procedure that catches fire.
The utility model protection domain is not only confined to the present embodiment, and the present embodiment is used for explaining the utility model, change under same principle and design condition of all and the utility model or revise all within the disclosed protection domain of the utility model.
Claims (6)
1. a magnetic drives engine power delivery system, mainly comprises motor and crankshaft-flywheel assembly; Motor comprises: oil sprayer (1), cylinder head (2), radiating fin (3), piston (4), scavenging port (5), suction port (6) and relief opening (7); It is characterized in that: described piston (4) is formed by Nonferromugnetic material casting, head has the annular groove for ring installation, piston (4) skirt section embeds piston permanent magnet (8), piston permanent magnet (8) polarity is that one end of close piston crown is the S utmost point, and the other end is the N utmost point; Described crankshaft-flywheel assembly comprises bent axle (11), flywheel (10), flywheel ring gear (14), flywheel set of permanent magnets, described flywheel set of permanent magnets comprises N utmost point flywheel permanent magnet (12) and S utmost point flywheel permanent magnet (13), the flywheel permanent magnet sum that flywheel set of permanent magnets comprises must be even number, and adjacent flywheel permanent magnet polarity is contrary;
Described crankshaft-flywheel assembly is positioned at and the rightabout cylinder block of oil sprayer (1) outside; Bent axle (11) end is connected with flywheel (10), the outer rim of flywheel (10) embeds flywheel set of permanent magnets near one end of bent axle (11), described flywheel set of permanent magnets comprises N utmost point flywheel permanent magnet (12) and S utmost point flywheel permanent magnet (13), the flywheel permanent magnet sum that flywheel set of permanent magnets comprises must be even number, and adjacent flywheel permanent magnet polarity is contrary; By piston permanent magnet (8) and flywheel magnetic mutual action of permanent magnet, realize the conversion between rotatablely moving of the linear reciprocating motion of piston (4) and bent axle (11); Flywheel (10) the outer rim the other end is pressed with flywheel ring gear (14), and flywheel ring gear (14) is for the actuation gear engagement with starter motor, for piloting engine.
2. a kind of magnetic drives engine power delivery system according to claim 1, is characterized in that: described oil sprayer (1), cylinder head (2), radiating fin (3), piston (4), scavenging port (5), suction port (6) and relief opening (7) are identical with relief opening (7) with oil sprayer (1), cylinder head (2), radiating fin (3), piston (4), scavenging port (5), the suction port (6) of motor in prior art; Described engine cylinder-body is formed by Nonferromugnetic material casting, the sealing of described engine cylinder-body one end, the other end is fixedly connected with cylinder head (2), engine cylinder-body outer surface cloth is equipped with radiating fin (3), and cylinder body sidepiece has suction port (6), relief opening (7) and scavenging port (5); Cylinder head (2) top has for the through hole of oil sprayer (1) is installed, and the end of oil sprayer (1) is communicated with the inner chamber of cylinder by the through hole at cylinder head (2) top; Controller is connected with oil sprayer (1), for controlling oil sprayer (1) to inject high pressure fuel oil in described cylinder.
3. a kind of magnetic drives engine power delivery system according to claim 1 and 2, it is characterized in that: during system quiescence, piston (4) is positioned at lower dead center place, and flywheel (10) outer rim N utmost point flywheel permanent magnet (12) starting point is positioned at flywheel (10) top; Working procedure comprises cold machine start-up course, stable operation process and the restart procedure that catches fire;
1) cold machine start-up course; The actuation gear flywheel driven (10) of the outside starter motor of system clockwise rotates, flywheel outer rim N utmost point flywheel permanent magnet (12) starting point is through flywheel 10) during top, piston (4) starts to be subject to the active force that the upper permanent magnet of flywheel (10) makes progress, and moves upward under this power effect; When flywheel outer rim S utmost point flywheel permanent magnet (13) starting point process flywheel (10) top, piston (4) moves to top dead center, and in the process that piston (4) moves to top dead center by lower dead center, in cylinder, air is compressed; This back piston (4) starts to be subject to the upper downward active force of permanent magnet of flywheel (10), and under the effect of this power, move downward until flywheel outer rim N utmost point flywheel permanent magnet (12) starting point passes through flywheel top, now piston (4) moves to lower dead center; Piston in cylinder (4) repeats above-mentioned to-and-fro motion until reach motor internal combustion decrepitate clockwork spring part and when piston (4) is positioned at top dead center under the effect of piston permanent magnet (8) and flywheel permanent magnet magnetic force, the oil sprayer (1) being contained on cylinder cap ejects high pressure fuel, burning produces high-pressure gas, promoting piston (4) moves to lower dead center, start externally acting, cold machine start-up course completes;
2) stable operation process; When stable operation process starts, piston (4) is positioned at top dead center, flywheel outer rim S utmost point flywheel permanent magnet (13) starting point is through flywheel (10) top, oil sprayer (1) sprays into after the oil inflame of cylinder interior, the gas pressure producing promotes piston (4) and moves downward, externally acting, flywheel (10) is subject to piston permanent magnet (13) active force along clockwise direction, continues to turn clockwise; When relief opening (7) is opened, motor starts free exhaust, after scavenging port (5) is opened, starts scavenging stroke; When piston 4) while moving to lower dead center downwards, flywheel outer rim N utmost point flywheel permanent magnet (12) starting point is through flywheel (10) top, after this, piston (4) starts to be subject to the active force that N utmost point flywheel permanent magnet (12) makes progress, and move upward under this power effect, complete compression and intake stroke, when flywheel outer rim S utmost point flywheel permanent magnet (13) starting point process flywheel (10) top, piston (4) moves to top dead center, oil sprayer (1) sprays into the oil inflame of cylinder interior, repeats above-mentioned to-and-fro motion;
Piston permanent magnet (8) in cylinder and the magnetic interaction between flywheel permanent magnet, in motor acting and exhaust stroke, the to-and-fro motion of piston (4) is transformed into rotatablely moving of bent axle (11), change the active force on piston (4) into bent axle (11) the externally torque of output, to drive automotive wheel to rotate; In compression and intake stroke, again rotatablely moving of bent axle (11) is transformed into the linear reciprocating motion of piston (4);
3) restart procedure that catches fire; While making to catch fire in cylinder due to reasons such as combustion fluctuations, under the effect of piston (4) permanent magnet magnetic force on flywheel, move downward, until flywheel (10) outer rim N utmost point flywheel permanent magnet (12) starting point process flywheel top, now piston (4) moves to lower dead center; This back piston (4) starts to be subject to the active force that on flywheel, S utmost point flywheel permanent magnet (13) makes progress, and under this power effect, moves upward; When the starting point of flywheel outer rim S utmost point flywheel permanent magnet (13) passes through flywheel (10) top, piston (4) moves to top dead center; In this process, in cylinder, air is compressed, and the oil sprayer on cylinder cap (1) ejects high pressure fuel, and burning produces high-pressure gas, promotes piston (4) to lower dead center operation, starts externally acting, and motor enters stable operation stage again.
4. a kind of magnetic drives engine power delivery system according to claim 1 and 2, is characterized in that: the flywheel permanent magnet quantity comprising by the flywheel set of permanent magnets changing on flywheel (10) or change number of cylinders change motor into free-piston (4) four stroke engine; Therefore meanwhile, because free-piston (4) motor has alterable compression ratio characteristic, described motor both can be using gasoline as fuel, also can be using the multiple fuels such as diesel oil or inflammable gas as fuel.
5. a kind of magnetic drives engine power delivery system according to claim 1 and 2, is characterized in that: described motor is selected two-stroke engine with double cylinders structure, mainly comprises motor and crankshaft-flywheel assembly; Described motor quantity is two, and crankshaft-flywheel component count is one, and two motors are arranged symmetrically in crankshaft-flywheel assembly both sides; Therefore meanwhile, because free-piston (4) motor has alterable compression ratio characteristic, described motor both can be using gasoline as fuel, also can be using the multiple fuels such as diesel oil or inflammable gas as fuel.
6. a kind of magnetic drives engine power delivery system according to claim 1 and 2, is characterized in that: described a kind of magnetic drives engine power delivery system can be moved as single cylinder engine, or moves as multi cylinder multimode.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109611234A (en) * | 2018-11-21 | 2019-04-12 | 刘兴海 | A kind of energy conservation and environmental protection motorcycle engine |
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2014
- 2014-02-20 CN CN201420074855.4U patent/CN203822459U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109611234A (en) * | 2018-11-21 | 2019-04-12 | 刘兴海 | A kind of energy conservation and environmental protection motorcycle engine |
| CN109611234B (en) * | 2018-11-21 | 2020-10-30 | 苏州市信睦知识产权服务有限公司 | Energy-saving environment-friendly motorcycle engine |
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