CN1058319C

CN1058319C - Double-acting engine

Info

Publication number: CN1058319C
Application number: CN93104479A
Authority: CN
Inventors: 隋喜顺
Original assignee: Individual
Current assignee: Individual
Priority date: 1993-04-18
Filing date: 1993-04-18
Publication date: 2000-11-08
Anticipated expiration: 2013-04-18
Also published as: CN1094124A

Abstract

The present invention provides a vaporizing safety valve of oil return with various fuels. A single fuel gas barrel and an engine with a long stroke of a reciprocating slide valve are adopted. Both ends of the fuel gas barrel are provided with a low pressure gas inlet valve, a high pressure gas inlet valve, a gas sweeping valve, an oil spraying gun and an electric glowing igniting plug. The slide valve is arranged in the fuel gas barrel to form two working chambers. Exhaust ports are arranged on an upper stopping point and a lower stopping point of the stroke of the slide valve; the exhaust ports are nozzles of a stopping point working device. Two-time gas entry, oil spray and combustion are carried out in each working chamber in a thermal work cycle, and the slide valve is pushed for applying work twice. The engine has the advantages of small size, large power, low noise, high thermal efficiency, good discharge performance, benefit to environmental protection and long service life.

Description

Double-acting engine

The invention belongs to that secondary combustion (hereinafter to be referred as two combustions) in thermal power machinery, the circulation of hot merit is twoly advanced, double gas, the acting of the reciprocal guiding valve of gas cylinder two, back and forth and the double-acting engine of combustion gas wheel transmission generating and acting with the machine guiding valve.

The thermal power machinery of present common employing mainly contains steam engine, gas engine, gas turbine, rotor motor, diesel engine and petrol engine etc.Petrol engine has power height, low noise advantages, but the expensive consumption rate height of its fuel; Diesel engine is the thermal power machinery that extensively adopts, but its rough running, big, the exhaust pollution environment of noise; Thermal efficiency of gas turbine is low, noise is big, the life-span is short, acceleration performance is poor, braking is difficult; That rotary engine has is simple in structure, the little advantage such as in light weight of size, because sealing difficulty, poor reliability, life-span are lacked.These thermal power machineries all are the mode of work-doing of single kind, and light oil fuel can not the level pressure hot merit be imitated conversion cycle again.

The object of the invention is to design a kind of double-acting engine, makes that it has the power height, noise is low, the thermal efficiency is high, fuel consumption is low.The two air inlets of low, high pressure, go up level pressure, the double gas performance of constant volume helps environmental protection, life-span length, secondary combustion, twice work doing, gasoline light Fuel well and realizes advantages such as level pressure Heating Cyclic and death point and the entirely all actings of combustion gas wheel down.

The present invention is achieved in that the double-acting engine that adopts the reciprocating type formation of gas cylinder connecting rod guiding valve and stop acting device, and oppositely to be total to air pump coupled by establishing, establishing in the bottom of dual intensity motor side by side; Establish exhaust-gas turbocharger (air outlet of the combustion gas wheel of its stop acting device is the air inlet nozzle of exhaust-gas turbocharger) in the bottom of stop acting device.In the gas cylinder two end cap of dual intensity motor, be provided with high and low pressure intake valve and scavenging door, oil atomizer gun head and the red-hot plug of igniting of electricity.In gas cylinder, be provided with the work guiding valve, form two active chambers.Spool stroke lower dead center place is provided with relief opening (this relief opening is the nozzle of air supply of stop acting device).In the outside, upper end of dual intensity motor and an end inboard of reverse air feed pump, respectively establish connecting rod, the work guiding valve of dual intensity motor, the overhung crank wheel spindle nose that is connected in the dual intensity motor by I-shaped head and crankwheel is mutually established driving gear, and its wheel rim side helical gear and stop acting device are centrifugal engagements.Link synchronizing shaft before and after the two ends of reverse two ends, air feed pump side dual intensity motor, this is the power transmission shaft of centrifugal governor, water pump, oil pump, is again the moving axis of engagement with cams and cooling fan.The other end bevel gear set is stirred through front and back and be can be the axis that commutation is engaged in the middle of the transmission front end and back end is power take off output.

The reciprocal slide valve engine of two combustions has two active chambers, and in a cyclic process, each active chamber all advances gas twice, and oil atomizer gun sprays oil twice, forms twice inflammable mixture in the chamber, burning, and expanding promotes twice of guiding valve acting; Spray twice combustion gas (after the active chamber acting) by exhaust valve and scavenging door (nozzle) to stop acting device impeller blade; Combustion gas enters exhaust-gas turbocharger behind the rotation half cycle and discharges then in the blade wheel.

Double-acting engine of the present invention has that gas cylinder is simple in structure, volume is little, power is big, noise is low, from compression set hold that dual exhaust performance is good with forcing level pressure, advantage such as good reliability and life-span are long.

Below in conjunction with drawings and Examples the present invention is carried out detailed drawing explanation:

The master that Fig. 1,2,3 is respectively double-acting engine looks, attached looking and the side-looking structural representation.

Fig. 4; 5,6 is the schematic representation of the reciprocal slide valve engine of dual intensity.1、2、3 ( 1 ) ( 2 ) ( 3 ) ( 4 ) ( 5 ) ( 6 ) ( 7 ) ( 8 ) ( 9 ) ( 10 ) ( 11 ) ( 12 ) ( 13 ) ( 14 ) ( 15 ) ( 16 ) ( 17 ) ( 18 ) ( 19 ) ( 20 ) ( 21 ) ( 22 ) ( 23 ) ( 24 ) ( 25 ) ( 26 ) ( 27 ) ( 28 ) ( 29 ) ( 30 ) ( 31 ) ( 32 ) ( 33 ) ( 34 ) ( 35 ) ( 36 ) ( 37 ) ( 38 ) ( 39 ) 。

As can be seen from Figure 1, 2, 3: the present invention mainly is made up of five parts such as gas cylinder, connecting rod, reverse air feed pump, stop acting device and generator, exhaust-gas turbochargers.

The structure of dual intensity motor: the outside of motor and oppositely the inboard of air feed pump by establishing connecting rod, establish in inflator (8) two end cap (20) of double combustion type motor not only and be provided with guiding valve (6) spool stroke lower dead center place in high pressure admission door (29) low-pressure admission door (30) scavenging door (31) oil atomizer gun head (2) electricity red-hot ignite plug (39) and reverse air feed pump (4) distribution fuel cam (3) gas cylinder and be provided with this relief opening of relief opening (12) but also be the do work nozzle of device of stop, guiding valve shakes connecting rod (18) by I-shaped head (7) and links to each other with crankwheel (14); Mesh with the helical gear (17) of the coaxial termination of crankwheel and the power take off (33) of axis, displacement before and after the helical gear through stirring axis is finished the power of commutation and motor and is exported by power take off (33).

The distribution of motor system is divided into low pressure, high pressure two cover systems, finishes scavenging and twice air inlet of the reciprocal slide valve engine of two combustions respectively.Low pressure scavenging and distribution system are made up of air-strainer (37) exhaust-gas turbocharger (22) low-pressure admission door (30) scavenging door (31) safe route light oil Volatile Gas valve (27) stop acting device (23) and cam (3).High-pressure aerated is oppositely air feed pump (4) high-pressure aerated door (29) cam (3) and stop acting device (22) composition of exhaust-gas turbocharger (22).Its working procedure: the full machine rotation that links by actuating motor (1) driving engagement wheel earlier, provide the connection gas circuit by exhaust-gas turbocharger (22) through reverse air feed pump (4), control through cam (3) fluctuating by scavenging door (31) and low-pressure admission door (30), supply with this process of source of the gas that pair scavenging of the initialization of the reciprocal slide valve engine of combustion and distribution are compressed.Burning for the second time is for strengthening inflation, its source of the gas is to be provided by the reverse air feed pump (4) that exhaust-gas turbocharger (22) and secondary compress, when the work guiding valve is finished for the first time work by combustion stroke to 1/2, in active chamber, strengthen inflation by cam (3) control high pressure admission door (29).

The fuel supply system of motor also is high and low two cover facilities, is made up of speed regulator (19) oil atomizer gun (2) (wheel oil pump, Injection Pump and oil sprayer are conjuncted) cam (3).Cam (3) and the coaxial binding of crankwheel.Press cam-shaped line fluctuating control and realize distribution and fuel feeding.In the backhaul oil circuit oil inlet and oil return expansion tank, filtration or post precipitation flow back into large tank, and the light fuel volatilization gas backs down by the pressure gas circuit and enters the acting of stop acting device (23) combustion driven impeller after safety valve closes gas.

The cooling system of motor adopts water-cooled, two kinds of forms of oil cooling, is made up of with the coaxial radiator of Centrifugal water pump (28) thermostat (11) oil filter (25) gerotor pump (34) oil inlet pipe (10) cooling hydraulic fluid port (9) oil sump (36) cooling fan (6).Centrifugal water pump drives the cooling water pump circulation, in the middle of gas cylinder, cool off shower (5) (long-range hole through radiator (28), nearly aperture) waste heat of taking away the gas cylinder surface on the inflator surface is watered in the water spray, flows back to radiator through stop acting device (23) casing again and constitutes the water quality cool cycles.The oil cooling realizes the cooling of guiding valve inner chamber by rotor oil pump (34) oil pipe (10) and cooling hydraulic fluid port (9), and cooling back machine oil flows back to oil sump (36) and constitutes this circulation through pumping into radiator.

The starting of motor is the gear ring rotary driving by actuating motor (1) engagement crankwheel (14), and the reverse air feed pump (4) that links is through high pressure admission door (29) inflation, and oil jetting combustion promotes the running of guiding valve acting interlock one machine.

The power train of motor shakes connecting rod (18) crankwheel (14) helical gear (17) synchronizing shaft (21) by guiding valve (6) I-shaped head (7) and power take off (33) is formed.The linear reciprocating motion of guiding valve shakes connecting rod (18) by I-shaped head (7) and is converted to rotatablely moving of crankwheel flywheel (14), by the axle of stop acting device (23) gas turbine, transmission generator (15) the other end transmission helical gear engagement axis (33) power is exported at last again.The pull bar tooth bar of speed regulator (19) is realized the speed governing work that braking combines with operation with the gear engagement of oil atomizer gun.

(40 (41) is two active chambers of one group of reciprocal slide valve engine of two combustions in Fig. 4,5,6.The work guiding valve (6) of the reciprocal slide valve engine of two combustions and the reverse shared I-shaped head of air feed pump (4) (7) are in the end outside of gas cylinder and an end inboard of reverse air feed pump, be respectively equipped with the crankwheel linkage mechanism, two crankwheel work phase places are 180 degree angles.Among Fig. 4, air inlet and compression end in the active chamber (41), the fuel gas buring in the oil atomizer gun in this chamber (2) commencement of fuel injection, active chamber expands and promotes guiding valve (6) acting; Active chamber (40) is to finish for the first time to hold discharging from compression set, and asks that stop acting device nozzle enters the acting of waste heat gas driven turbine.Crankwheel did work in the straight angle, also was that the work guiding valve is realized the stop acting at the top dead center place this moment.Guiding valve (6) begins to be moved to the left, and the scavenging door opens wide the guiding valve compression stroke and forces to have driven residual gas, enters stop acting device (23) through air pipe (13).To the guiding valve of working (6) row in 2/3 o'clock of whole process, low-pressure admission door (30) opens wide, sweep residual gas and charge into fresh air by the source of the gas of exhaust-gas turbocharger (22), again 3/4 o'clock of working stroke, scavenging door (31) low-pressure admission door (30) contract fully.At this moment the guiding valve of working carries out compression stroke to 0 when spending, start working the interior oil spout for the first time in chamber (40) for lighting from pressure and the red-hot plug (39) of igniting of electricity, burning expansion gas promotes guiding valve and does work to Fig. 6, the high pressure air intake valve (29) of active chamber (41) is opened, provide high-pressure aerated by reverse air feed pump (4), in active chamber, form inflammable mixture for the second time in the fuel injection chamber by oil atomizer gun (2) again, ignite or in high-temperature gas mixture nature by the red-hot plug (39) of igniting of electricity, combustion gas expand and promote the guiding valve acting, and stroke enters the nozzle of stop acting device (23) in relief opening (14) waste heat combustion gas.Among Fig. 6, finished compression in (40) active chamber, initialization process just, back and forth slide valve engine (40) (41) is identical working procedure, thus constitute twoly to advance, double gas, two fuel supplying, the circular work process of the hot merit of going round and beginning again exchange.

Claims

1, a kind of thermal power machinery, reciprocal and combustion gas wheel transmission generating and the double-acting engine that does work with the machine guiding valve, by gas cylinder, the work guiding valve, reverse air feed pump, oil atomizer gun, stop acting device, generator, oil pump, exhaust-gas turbocharger, compositions such as radiator, the invention is characterized in: back and forth the slide valve engine acting is suitable for the operation acting with the gas turbine transmission generating of stop acting device, double-acting engine mainly comprises: gas cylinder (8) is located at the intake valve (29) and (30) at gas cylinder two ends, scavenging door (31), oil atomizer gun (2) and the red-hot plug (39) of igniting of electricity, fuel feeding valve cam (3), be located at work guiding valve (6) in the gas cylinder and be linked to the axis that shakes connecting rod (18) guiding valve and reverse air feed pump (4) crankmotion pressurized air and acting between I-shaped head (7) and the crank flywheels (14), the reciprocal stroke of guiding valve is established the nozzle of air supply of relief opening (12) for stop acting device (23) in the stop place, gas driven combustion gas wheel shaft rotation transmission generator for electricity generation is back and forth exported electric energy and mechanical output through clutch operating between guiding valve and the combustion gas wheel.