CN103835765A - V-shaped multi-cylinder aerodynamic engine assembly - Google Patents

Abstract

The invention relates to a V-shaped multi-cylinder aerodynamic engine assembly. The V-shaped multi-cylinder aerodynamic engine assembly comprises a multi-cylinder engine body, a multi-column power distributor, a power device, a controller system, a high pressure air tank set, a constant pressure tank and a compressed air heating device. One end of the multi-column power distributor is connected to the engine body through a crankshaft of the engine body, and the other end of the multi-column power distributor is connected to an air compressor and/or the power device. The power device is connected with the multi-column power distributor. One end of the controller system is connected to the compressed air heating device and supplies high temperature and high pressure air, and the other end of the controller system is connected to the engine body and supplies high pressure compressed air to each cylinder. The high pressure air tank set is communicated with an external air injecting device. One end of the constant pressure tank is communicated with the high pressure air tank set through a pipeline, and the other end of the constant pressure tank is connected with the compressed air heating device through a pipeline. The compressed air heating device is connected to the constant pressure tank through a pipeline and is used for heating compressed air from the constant pressure tank.

Description

A kind of V-type multi-cylinder air power engine assembly

Technical field

The present invention relates to a kind of motor, in particular to a kind of V-type multi-cylinder air power engine assembly using pressurized air as power.

Background technique

Motor is widely used in all trades and professions, Modern Traffic means of transportation such as automobile, steamer etc. in, generally adopt the piston internal-combustion engine using fuel oil as power source.This employing fuel oil as the motor of power source on the one hand because oil inflame is insufficient, in the gas that makes to discharge, contain a large amount of harmful matters and befouling environment, because the fuel oil using is to refine and obtain from oil, the day by day in short supply of petroleum resources makes the development of fuel engine and utilization be subject to increasing restriction on the other hand.Therefore develop new, clean, free of contamination alternative energy source, or reduce as much as possible fuel consume, reduce discharge become urgent problem in development of engine, the air-powered motor using pressurized air as power source has just in time met this requirement.

The Designer Guy Negre for French MDI company that studies the earliest compressed-air power engine, he released the pure aerodynamic Domestic bridge car of first item in 2002.About the visible FR2731472A1 of research, US6311486B1, the US20070101712A1 etc. of compressed air engine.

FR2731472A1 discloses a kind of motor that can work under fuel supply and two kinds of patterns of pressurized air supply, on expressway, adopt conventional fuel as gasoline or diesel oil, in particularly urban district and suburbs of low speed, pressurized air (or other any on-contaminated pressurized gass) is injected to firing chamber.Although this motor has partly reduced fuel consumption, owing to still having adopted fuel oil mode of operation, emission problem still fails to solve.

For further pollution abatement, US6311486B1 discloses a kind of pure air-powered motor, such motor has adopted three independently chambers: air-breathing-pressing chamber, expansion exhaust chamber and constant volume firing chamber, and air-breathing-pressing chamber is connected to constant volume firing chamber by valve, constant volume firing chamber is connected to expansion exhaust chamber by valve.One of problem of this motor is that time of experiencing from air-breathing-pressing chamber to expansion exhaust chamber of pressurized gas is longer, the power source gas time that obtains driven plunger acting is longer, simultaneously, the pressurized gas of discharging from expansion exhaust chamber fail to be used, and this has just limited working efficiency and the single aeration continuous working period of this class motor.

The domestic research to compressed air engine is started late, current research belongs to theoretic discussion and conceptual phase more, all fail to solve compressed-air actuated discharge and (conventionally there is higher pressure, such as about 30bar) and control and the allocation problem of high pressure air, have got long long way to go from the commercialization process of compressed air engine.

The application's claimant discloses a kind of air power engine assembly that can be used for transport facility in its patent documentation CN101413403A (its international application of the same clan is WO2010051668A1), and this motor comprises gas holder, air distributor, engine body, clutch, clutch, automatic transmission, differential mechanism and is placed in the turbo dynamo in exhaust chamber.This motor utilizes compressed air to do work and does not use any fuel, therefore there is no toxic emission, has realized " zero-emission ", and recycling waste gas generate electricity, saved the energy, reduced cost.But this motor is the four stroke engine based on traditional, the every rotation 720 of bent axle is spent, and piston does work once.And can in the time entering in cylinder, can promote piston acting as the high-pressure air of power source, and then discharge, the stroke of compressed air engine is actual is air inlet-expansion stroke and discharge stroke.Obviously, the disclosed this four-stroke compressed air engine of patent documentation CN101413403A has been wasted effective expansion stroke greatly, has limited the efficiency of motor.And the tail gas of this motor fails to recycle well, need enough large gas holder deposit high-pressure air could work the sufficiently long time.

Based on the existing problem of patent application CN101413403 A, in China's application that the application's claimant is 201110331809.9 at its application number, disclose a kind of compressed air engine assembly with tail gas recycling loop, this motor comprises cylinder, cylinder cap system, air inlet pipeline, gas exhaust piping, piston, connecting rod, bent axle, exhaust cam shaft, admission cam shaft, front gear box system and rear gear box.This motor utilizes compressed air to do work and does not use any fuel, therefore there is no toxic emission, has realized " zero-emission ", and recycles waste gas and do work, and has saved the energy, has reduced cost.But this motor is In-line multi-cylinder engine, in the each controller valve port in controller, a controller valve is only installed, in the situation that motor overall length is certain, limit cylinder cylinder number, thereby limited the gross output of motor.Obviously, No. 201110331809.9 the disclosed this in-line multi-cylinder air-powered motor gross output of application is not high, and the configuration of motor is still worth exploring.

Summary of the invention

The object of the present invention is to provide a kind of V-type multi-cylinder air-powered motor, the output power problem and the circulation of tail gas that are intended to solve air-powered motor utilize problem, thereby realize Novel compressed air motor economic, efficient, zero-emission.

Concrete technological scheme is as follows:

A kind of V-type multi-cylinder air power engine assembly, comprises multicylinder engine body, multicolumn body power distribution device, and power equipment, controller system, high pressure gas holder group, constant-pressure tank and pressurized air heating equipment, wherein:

Described multicolumn body power distribution device one end is connected to engine body by the bent axle of engine body, the other end is connected to air compressor and/or power equipment, and for the rotational motion of engine body output is assigned to air compressor and/or power equipment;

Described power equipment is connected with multicolumn body power distribution device, and the power passing over for accepting described bent axle;

Described controller system one end is connected to pressurized air heating equipment and supplies with High Temperature High Pressure air by it, and the other end is connected to engine body and provides high pressure air to each cylinder;

Described high pressure gas holder group, it is communicated with external aerator by pipeline, and for carrying out air feed to other assemblies of V-type multi-cylinder air power engine assembly;

Described constant-pressure tank one end is communicated with high pressure gas holder group by pipeline, and the other end is communicated with pressurized air heating equipment by pipeline, for the pressure of the stable high-pressure air from high pressure gas holder group;

Described pressurized air heating equipment is connected to constant-pressure tank by pipeline and for heating the pressurized air from constant-pressure tank.

Further, also comprise air inlet control series flow control valve and electronic control unit ECU, wherein:

Described air inlet control series flow control valve is arranged on the pipeline that connects pressurized air heating equipment and controller system, and for regulating by the flow of the high pressure air of pipeline;

Described electronic control unit ECU respectively communication connects and/or is electrically connected to sensor and the air inlet control series flow control valve on engine body, and for according to sensor, the SC sigmal control air inlet control series flow control valve detecting.

Further, described multicylinder engine body comprises left and right two exhaust casings, bent axle, and exhaust cam shaft, admission cam shaft and front gear box system, wherein,

Described left and right two exhaust casings contain respectively 4 or 6 cylinders, and the cylinder cap of each cylinder has 4 outlet valves and 1 gas larynx;

Described front gear box system is used for transmission of power supply and exhaust camshaft and the admission cam shaft of bent axle.

Further, also comprise air compressor and sequence valve, wherein,

Described air compressor one end is connected with multicolumn body power distribution device by coupling, and the other end is connected to high pressure gas holder group by pipeline, and it is for sending the tail gas after compression supercharging into high pressure gas holder group;

Described sequence valve is located on the pipeline between air compressor and high pressure gas holder group, and in the time that tail gas pressure is less than 15MPa, directly sends into constant-pressure tank via sequence valve.

Further, also comprise condenser, pressure-limit valve and tail gas recycle tank, wherein,

Described condenser is located on the connecting pipeline between air compressor and high pressure gas holder group, and it is for carrying out cooling processing and send into high pressure gas holder group through pressure-limit valve the tail gas after air compressor compression supercharging;

Described tail gas recycle tank one side is connected to the discharge header of engine body by pipeline, opposite side is connected to air compressor by pipeline.

Further, the pipeline between high pressure gas holder group and constant-pressure tank is provided with reduction valve, and the high pressure air decompression that it provides for making high pressure gas holder group, is sent to constant-pressure tank with suitable pressure.

Further, described air inlet control series flow control valve is the combination of electromagnetic proportional valve or electromagnetic proportional valve and reduction valve.

Further, described controller system comprises controller unit;

Described controller unit comprises controller upper cover, and lower of controller has seat in the protruding controller of controller valve and middle seat; Described controller upper cover, in controller, seat and lower of controller are removably tightly connected by bolt successively.

Further,

The number of described controller unit is 6 or 4, in each controller, in seat, comprises two described controller valves;

In the controller of described controller unit, in seat, two controller valves are installed, two controller valve spring, two valve cover for seat, two controller valve spring cover for seat, the precompose of described controller valve controlled device valve spring processed is firmly resisted against controller valve seat at motor during without air inlet and puts;

In described controller, seat is provided with two groups of holes that diameter is different in the middle symmetrically, be followed successively by from top to bottom controller valve seat trepanning, controller valve port, oil sealing bush hole, controller valve spring hole, the diameter of its middle controller valve seat trepanning is greater than the diameter of controller valve port and is greater than the diameter of oil sealing bush hole, the diameter of controller valve port is greater than the diameter of oil sealing bush hole, the diameter in controller valve spring hole is less than the diameter of controller valve port, and is slightly less than the diameter of controller valve seat trepanning.

Further, described controller system also comprises high-pressure common rail constant voltage pipe, high-pressure common rail constant voltage pipe has cylindrical, rectangle or triangular outline, its inside is cylindrical cavity, for accepting high pressure admission from air intake control valve, and keep substantially the compressed air pressure equilibrium in cavity, so that the high-pressure air that makes initially to enter in the expansion exhaust chamber of each cylinder has identical pressure;

The two ends of high-pressure common rail constant voltage pipe are fixedly equipped with air inlet rear end cover, the air inlet rear end cover being connected with air intake control valve at it has outward extending flange, this flange extend in the pipeline between air intake control valve and high-pressure common rail constant voltage pipe, and the mode that is threaded connection is removably fixedly connected with pressure duct, the air inlet rear end cover of high-pressure common rail constant voltage pipe is connected with high-pressure common rail constant voltage pipe by end cover connecting bolt, and controller upper cover is communicated with high-pressure common rail constant voltage pipe by upper cover attachment hole fixing seal ground.

According to another aspect of the present invention, provide a kind of V-type multi-cylinder air power engine assembly, it comprises engine body.This engine body comprises left and right two exhaust casings, bent axle, exhaust cam shaft, admission cam shaft and front gear box; Described front gear box system is used for the power of bent axle to pass to exhaust cam shaft and admission cam shaft by carrier gear.Engine assembly also comprises: high pressure gas holder group, and it is communicated with external aerator by pipeline; Constant-pressure tank, it is communicated with high pressure gas holder group by pipeline.Wherein, described air power engine assembly further comprises: air inlet control series flow control valve, and it is communicated with constant-pressure tank by pipeline; Controller system; Multicolumn body power distribution device, it is connected with the bent axle of engine body; Power equipment, it is connected with multicolumn body power distribution device, the power passing over to receive bent axle; Electronic control unit ECO, the SC sigmal control air inlet control series flow control valve that it detects according to sensor; Pressurized air heating equipment, it heats the pressurized air from constant-pressure tank, to improve the temperature of air inlet.Preferably, described engine assembly also comprises the second confession air circuit, and this second confession air circuit comprises air compressor, tail gas recycle tank, condenser, pressure-limit valve; Wherein, tail gas is sent into air compressor by discharge header, and the tail gas after compression supercharging is sent into high pressure gas holder group through pressure-limit valve after condenser cooling processing.According to a preferred embodiment of the invention, left and right two exhaust casings of engine assembly of the present invention contain respectively 6 or 4 cylinders, and the cylinder cap of each cylinder has 4 outlet valves and 1 gas larynx.Preferably, described second further comprises sequence valve for air circuit, and the tail gas after air compressor supercharging, in the time that pressure is less than 15MPa, is directly sent into constant-pressure tank via sequence valve.Preferably, described pressurized air heating equipment is provided with electric current and selects button and temperature adjustment buttons, so that compressed-air actuated mode of heating and heating-up temperature are controlled.Preferably, described air inlet control series flow control valve is the combination of electromagnetic proportional valve or electromagnetic proportional valve and reduction valve.According to example embodiment, the controller system of multicylinder engine of the present invention comprises high-pressure common rail constant voltage pipe, controller unit and intake cam shaft housing, and described controller unit comprises controller upper cover, lower of controller, has seat in controller valve and middle protruding controller; In described controller upper cover, controller, seat and lower of controller are removably tightly connected by bolt successively.Preferably, the number of described controller unit is 6 or 4, in each controller, in seat, comprises two described controller valves.More preferably, in the controller of described controller unit, in seat, two controller valves, two controller valve spring, two valve cover for seat, two controller valve spring cover for seat are installed, the precompose of described controller valve controlled device valve spring processed is exerted oneself to be resisted against controller valve seat at motor during without air inlet and is put.Further, in described controller, seat is provided with two groups of holes that diameter is different in the middle symmetrically, be followed successively by from top to bottom controller valve seat trepanning, controller valve port, oil sealing bush hole, controller valve spring hole, and wherein, the diameter of controller valve seat trepanning is greater than the diameter of controller valve port and is greater than the diameter of oil sealing bush hole, the diameter of controller valve port is greater than the diameter of oil sealing bush hole, the diameter in controller valve spring hole is less than the diameter of controller valve port, and is slightly less than the diameter of controller valve seat trepanning.Preferably, right exhaust cam shaft and left exhaust cam shaft are placed in respectively the outer position in the right side, left side of cylinder body, both are parallel substantially with horizontal plane at the horizontal line of paper plane, and admission cam shaft is placed in the top of the V-type groove of cylinder body, and are positioned at the central position of line.

According to another aspect of the present invention, the invention provides a kind of V-type multi-cylinder air-powered motor, it comprises: engine body, and it comprises left and right two exhaust casings, bent axle, exhaust cam shaft, admission cam shaft and front gear box; Described front gear box system is used for the power of bent axle to pass to exhaust cam shaft and admission cam shaft by carrier gear; Controller, it comprises high-pressure common rail constant voltage pipe, controller unit and intake cam shaft housing, described controller unit comprises controller upper cover, lower of controller, has seat in controller valve and middle protruding controller; In described controller upper cover, controller, seat and lower of controller are removably tightly connected by bolt successively; High pressure gas holder group, it is communicated with external aerator by pipeline; Constant-pressure tank, it is communicated with high pressure gas holder group by pipeline; Air inlet control series flow control valve, it regulates by the flow of the high pressure air of pipeline.Preferably, between described constant-pressure tank and air inlet control series flow control valve, be provided with pressurized air heating equipment, so that the pressurized air from constant-pressure tank is heated, to improve the temperature of air inlet.Preferably, described left and right two exhaust casings contain respectively 6 or 4 cylinders, and the cylinder cap of each cylinder has 4 outlet valves and 1 gas larynx.Preferably, right exhaust cam shaft and left exhaust cam shaft are placed in respectively the outer position in the right side, left side of cylinder body, both are parallel substantially with horizontal plane at the horizontal line of horizontal frontal plane, and admission cam shaft is placed in the top of the V-type groove of cylinder body, and are positioned at the central position of line.

Brief description of the drawings

Fig. 1 is according to the general illustration of V-type multi-cylinder air-powered motor of the present invention;

Fig. 2 is that the three-dimensional that removes the V-type multi-cylinder air-powered motor body after controller, cylinder and cylinder head according to the present invention in Fig. 1 is looked side ways perspective view;

Fig. 3 be engine body in Fig. 1 laterally cut open the side view of getting, it comprises the cross section of cylinder, cylinder head and controller;

Fig. 4 is the exhaust cam shaft structure schematic diagram in Fig. 2;

Fig. 5 is the bent axle modular construction schematic diagram in Fig. 2;

Fig. 6 is the perspective view of the controller for V-type multi-cylinder air-powered motor of the present invention;

Fig. 7 is the longitudinal cross-section view of the controller in Fig. 6;

Fig. 8 is the lateral cross side view of the controller in Fig. 6;

Fig. 9 is the admission cam shaft structure schematic diagram in Fig. 2.

Embodiment

Describe the present invention with reference to the accompanying drawings below, it is a kind of preferred embodiment in numerous embodiments of the present invention.

With reference now to Fig. 1,, Fig. 1 is according to the general illustration of V-type multi-cylinder air-powered motor of the present invention.In Fig. 1, V-type multi-cylinder air-powered motor comprises engine body 1, multicolumn body power distribution device 2, power equipment 4, controller system 6, air compressor 7, condenser 11, tail gas recycle tank 9, high pressure gas holder group 13, constant-pressure tank 16, pressurized air heating equipment 101, air inlet control series flow control valve 23, electronic control unit ECU 29, pressure-limit valve 702, sequence valve 703.As shown in Figure 1, high pressure gas holder group 13 is connected with external gas station or external aerator by compressed air inlet pipeline 14, to obtain required high pressure air from the external world.Compressed air inlet pipeline 14 is provided with flowmeter A, pressure meter P and manual switch (not shown).Flowmeter A enters the compressed-air actuated flow of high pressure gas holder group 13 for measurement and monitoring, and pressure meter P enters the compressed-air actuated pressure of high pressure gas holder group 13 for measurement and monitoring.In the time that needs carry out aerating by external aerator or gas station to high pressure gas holder group 13, open manual switch, high pressure air enters high pressure gas holder group 13, in the time that the flowmeter A on compressed air inlet pipeline 14 and pressure meter P reach specified value, close manual switch, complete the gas replenishment process of high pressure gas holder group 13, so just can obtain the pressurized air such as 30MPa under rated pressure.In order to ensure the Safety performance of gas holder, one, two or more safety valve (not shown) can be set in high pressure gas holder group 13.

High pressure gas holder group 13 can be to have one, two, three, four of enough capacity or more high pressure gas holder to combine with the form of serial or parallel connection, according to the actual demand of application, determines the composition gas tank number of high pressure gas holder group 13.High pressure gas holder group 13 is connected to constant-pressure tank 16 by pipeline 15, is provided with equally flowmeter A and pressure meter P and the reduction valve 701 of monitoring respectively and control compressed air require and pressure on pipeline 15.Reduction valve 701 is used for making the high pressure air that high pressure gas holder group 13 provides to reduce pressure, and is sent to constant-pressure tank 16 with suitable pressure.Constant-pressure tank 16 is used for stablizing the pressure from the high-pressure air of high pressure gas holder group 13, and its pressure is a little less than the pressure in high pressure gas holder group 13, such as between 21-25MPa, preferably in 21MPa left and right.

On the pipeline 17 between constant-pressure tank 16 and air inlet control series flow control valve 23, be provided with pressurized air heating equipment 101, this heating equipment is the device that utilizes electric current to heat air, it can adopt Ac also can adopt direct current, and the direct current button 101-2 that adopts which kind of electric current to depend on to be set on pressurized air heating equipment 101 and Ac button 101-4's is selected.On pressurized air heating equipment 101, be also provided with direct current temperature adjustment button 101-1 and exchange two function buttons such as temperature adjustment button 101-3, and four gauge tables such as DC ammeter 101-5, DC voltmeter 101-6, alternating current ammeter 1-7 and A.C. voltmeter 101-8.Direct current temperature adjustment button 101-1 with exchange temperature adjustment button 101-3 and be used for respectively the preferred temperature that regulates pressurized air heating equipment 101 to adopt direct current or Ac to heat pressurized air.In order to make to enter the acting of expanding as much as possible of pressurized air in cylinder, wish in the heating-up temperature of the heatproof temperatures contracting air of cylinder and pipeline high as much as possible.According to a preferred embodiment of the invention, the pressurized air after 101 heating of pressurized air heating equipment, its temperature can reach 800 DEG C.According to direct current temperature adjustment button 101-1 and the setting that exchanges temperature adjustment button 101-3, its temperature of pressurized air after heating can change at the temperature of ambient temperature to 800 DEG C, so just can meet fully compressed-air actuated temperature requirement, to improve as much as possible compressed-air actuated acting ability.DC ammeter 101-5, DC voltmeter 101-6, alternating current ammeter 101-7 and A.C. voltmeter 101-8 are used for respectively detecting the direct current of pressurized air heating equipment 101 or the current value exchanging and magnitude of voltage.On pipeline 17, be also provided with the flowmeter A and the pressure meter P that monitor respectively and control compressed air require and pressure.Enter controller system 6 through the control of air inlet control series flow control valve 23 with after regulating through pipeline from the high temperature of pressurized air heating equipment 101, high-pressure air.

Describe now air inlet control series flow control valve 23 in detail.The effect of air inlet control series flow control valve 23 is to decide pressurized air air inflow according to the opening time of the command signal control solenoid valve of electronic control unit ECO29.Because solenoid valve has decompression, it has just formed series flow control valve with the combination of decompression pressure regulator valve, thereby can be by the adjustment of rotational speed of motor in a suitable scope.The control signal 26 that air inlet control series flow control valve 23 is sent by ECU 29 is controlled.On engine body 1, be optionally provided with multiple sensors, such as measuring the oily potentiometer of door of the velocity transducer of engine speed, the position transducer that judges cylinder top dead center position and decision gate oil pedal position, it can also be the temperature transducer of measuring engine body temperature.According to exemplary embodiment of the present invention, show velocity transducer 24 and/or the oily potentiometer 242 of door.Velocity transducer 24 can be the various velocity transducers of measuring engine speed in prior art, and is conventionally arranged on bent axle 1020.The oily potentiometer 242 of door can be the various position transducers of measuring accelerator pedal position in prior art, and it is arranged on an oily pedal position place conventionally.In the occasion of non-vehicle application, the oily potentiometer of door that is similar to pedal position can be engine load sensor, for example, monitor the position transducer of the electric current selection knob of controlling generation current size in the torque sensor of engine output torque, the occasion of generating electricity etc.ECU 29 is according to the signal of various sensors, such as any one or two in the position signal of the rate signal of velocity transducer 24 and the oily potentiometer 242 of door, send control signal 26 through calculation process, control signal 26 is controlled air inlet control series flow control valve, thereby can realize high speed, middling speed, the low speed needs of air inlet control series flow control valve, thus corresponding to high speed, the middling speed of motor with slowly run.

The high pressure air of process air inlet control series flow control valve is through pressure duct ramp metering device system 6, and provide high pressure air by controller system 6 to each cylinder of engine body 1, such as the pressure between about 7-18MPa, be preferably 9-15MPa, be more preferably 11-13MPa, to drive engine piston 1140 at cylinder body 3008 interior reciprocating (with reference to figure 2), and the rotatablely moving of the bent axle 1020 to-and-fro motion of piston 1140 being transformed into via connecting rod 1100, thereby meet the requirement under the various operating modes of motor.The concrete structure of controller system 6 will be described in detail later.

Continue with reference to figure 1, the rotational motion of exporting from engine body 1 is assigned to application apparatus through multicolumn body power distribution device 2, and as shown in fig. 1, application apparatus comprises air compressor 7, power equipment 4.Air compressor 7 can be traditional vane compressor and piston compressor etc., can be also claimant's disclosed pressurization device in patent documentation (CN 201261386Y) of the application.Power equipment 4 can be transmission system, generator or transmission system etc.Multicolumn body power distribution device 2 can be fixedly connected with the flywheel on bent axle 1020, also can be by such as being that the link of coupling is connected with bent axle.Power is divided into two-way by multicolumn body power distribution device 2, and power equipment 4 is distributed on a road, and air compressor 7 is distributed on another road.Power equipment 4 is connected with multicolumn body power distribution device 2 by the connection set of clutch 3 or similar functions, and air compressor 7 is by being for example that the coupling 5 of gearing is connected with multicolumn body power distribution device 2.In the time of engine operation, the multicolumn body power distribution device 2 that rotarily drives of bent axle 1020 turns round, and then power is distributed to respectively to power equipment 4 and air compressor 7, thereby drives power equipment 4 and air compressor 7 to work.The Chinese patent application 201110331831.3 and 201110373185.7 of the application's claimant before it described structure and the structure of multicolumn body power distribution device in detail, at this, the full text of these two applications is incorporated herein by reference, so that multicolumn body power distribution device is disclosed.

Because compressed air engine of the present invention is directly driven by high-pressure air, in the process of crankshaft rotating 0-180 degree, high pressure air drives piston 1140 moves, in the time that piston arrives moves upward because of inertia after bottom dead center, bent axle is rotated further 180 degree-360 degree, motor carries out exhaust stroke, the gas of now exhaust still has higher pressure, it is for example 3MPa left and right, the Exhaust Gas with elevated pressures is directly discharged to one side in atmosphere and easily forms high pressure exhaust gas stream, cause tail gas noise, on the other hand loss the energy that contains of pressurized air.Therefore be, an imperative key technology to the tail gas recycling of compressed air engine.Supplementary pressurized air loop structure of the present invention is summarized as follows:

The tail gas of discharging from the discharge header 27 of engine body 1 20 is transported to tail gas recycle tank 9 by the road.Pipeline 8 between tail gas recycle tank 9 and air compressor 7 is provided with flowmeter A and pressure meter P, flow and the pressure of the tail gas with difference examination and controlling after air compressor 7 compressions.Its pressure of tail gas after air compressor 7 compressions is increased significantly, conventionally can reach about 10MPa to approximately between 25MPa.Air compressor 7 divides two-way to replenish the supply to engine body 1 in the tail gas after compression.Be provided with branch line 704 and 10 at the downstream part of pipeline 705, pipeline 10 leads to high pressure gas holder group 13, in the time that the tail gas pressure after air compressor 7 superchargings is greater than 15MPa, it is for example the pressure-limit valve of 15MPa that supercharging tail gas is set as by cracking pressure, send into high pressure gas holder group 13 through being set in condenser 11 on pipeline 10 after cooling subsequently, or again by entering high pressure gas holder group 13 after exhaust gas filter (not shown).Pipeline 704 is provided with sequence valve 703, in the time that the tail gas pressure after air compressor 7 superchargings is less than 15MPa, supercharging tail gas is to be for example that (this sequence valve is opened in the time that suction pressure is less than 15MPa for the sequence valve of 15MPa by pressure limiting pressure setting, in the time that suction pressure is greater than 15MPa, automatically close), enter constant-pressure tank 16 through pipeline 704 subsequently.In alternative, can according to actual needs, set the cracking pressure of pressure-limit valve and the closing pressure of sequence valve.Can be for example any pressure between 7Ma to 20MPa.Preferably, be 10,12,15,17, any one in 20MPa.Can alternatively, also can on the pipeline between condenser 11 and high pressure gas holder group 13, one-way valve (not shown) be set, only allow the unidirectional inflow high pressure gas holder of the clean tail gas group 13 after supercharging.Thus, for the high pressure air that drives engine piston 1140 after acting its quite a few be recovered to high pressure gas holder group after by the supercharging purification of supplementary pressurized air loop (comprising pressure-limit valve, sequence valve, tail gas recycle tank, air engine, condenser and the connecting pipeline between them), thereby realized the recycling of tail gas.The existence that supplements pressurized air loop has not only considerably solved tail gas (the being generally 3MPa left and right) problem of noise pollution that directly exhaust atmosphere causes with equivalent pressure, and has effectively reduced the volume requirements problem to large capacity high gas tank group 13.In other words, for the high pressure gas holder group 13 of giving constant volume, the existence that supplements pressurized air loop has increased the continuous working period of compressed air engine greatly, in the traffic tool or power generating equipment of use compressed air engine, greatly increase the continuous working period of the traffic tool or power generating equipment, thereby improved significantly the efficiency of compressed air engine.

Consult now Fig. 2 and Fig. 3, Fig. 2 is that the three-dimensional that removes the aerodynamic force V-type multicylinder engine body after controller, cylinder body, cylinder head according to the present invention in Fig. 1 is looked side ways perspective view.Fig. 3 be engine body in Fig. 1 laterally cut open the side view of getting, it comprises the cross section of cylinder, cylinder head and controller.As shown in Figures 2 and 3, motor the machine 1 comprises left and right two exhaust casings, and two exhaust casings become V-type each other, and v-angle can be according to concrete application change, can be any angle between 60 ° ~ 150 °.In the configuration shown in Fig. 3, preferably, the angle of left and right two exhaust casings is 75 °-135 °, and what be more preferably is 75 °, 90 °, 120 °, 135 °.Every exhaust casing has multiple cylinders 3008, particularly, can be 1,2,3,4,5,6,7 etc.In example of the present invention, every row's cylinder number is 4 or 6, and this just can form V-type 8 cylinders or 12 cylinder multicylinder engines.In the example of one-sided 6 cylinders shown in Fig. 2,6, left side cylinder is respectively #1 cylinder, #3 cylinder, #5 cylinder, #7 cylinder, #9 cylinder, #11 cylinder; 6, right side cylinder is respectively #2 cylinder, #4 cylinder, #6 cylinder, #8 cylinder, #10 cylinder, #12 cylinder.In cylinder 3008, accommodate piston 1140,1130, piston is connected on bent axle 1020 by connecting rod 1170,1100.The piston that rotarily drives of bent axle 1020 moves reciprocatingly in cylinder 3008.Left exhaust cam shaft 1200 is placed in the left side of V-type engine, which is provided with the left bank gas cam of camshaft 1210, is used for controlling the unlatching of left side exhaust valve.Right exhaust cam shaft 1070 is placed in the right side of V-type engine, which is provided with right exhaust cam axis cam 1110, is used for controlling the unlatching of right side exhaust valve.In the twin-six air-powered motor shown in Fig. 2, be different from traditional twin-six engine, admission cam shaft 1150 only arranges 1, it is used for controlling the high pressure air air inlet of the left and right sides 12 cylinders, it is provided with intake cam axis cam 1160, to be used for the high pressure air air inlet of control cylinder 3008.Left and right exhaust cam shaft 1200,1070 and admission cam shaft 1150 drive by front gear box by bent axle 1020.In the example shown in Fig. 2, front gear box comprises crankshaft gear 1030, right exhaust cam shaft carrier gear 1040, left bank gas cam idle gear, admission cam shaft carrier gear 1050, right exhaust cam shaftgear 1060 and left bank gas camshaft gear wheel 1230 and oil pump carrier gear 1010.The transmission that moves through front gear box of bent axle 1020 and drive the motion of inlet and outlet camshaft, thus realize air inlet and the exhaust of motor.Admission cam shaft carrier gear 1050 has admission cam shaft bridging bearing 1190 and air inlet bearing stationary axle 1260, right exhaust cam shaft carrier gear 1040 has right exhaust cam shaft bridging bearing 1240 and right exhaust bearing stationary axle 1250, left bank gas cam idle gear has left exhaust cam shaft bridging bearing 1220 and left bank gas bearing stationary axle 1270, and oil pump carrier gear 1010 has oil pump bridging bearing 1290 and oil pump bridging bearing stationary axle 1280.The stationary axle of these gears is all used for respective gears to be fixed on the housing of front gear box.The opposite extremity of the crankshaft gear 1030 of bent axle 1020 is provided with flywheel 1120, is used for assisting bent axle to rotate.

With further reference to Fig. 3, Fig. 3 clearly show that the distribution device of V-type multi-cylinder air-powered motor and the configuration of controller more.Cylinder head shown in Fig. 3 is split type cylinder head 002, and cylinder head 002 structure of left hand cylinder and right cylinder, pattern are identical, but can be installed separately, and is used for respectively the cylinder body 3008 of the airtight left and right sides.Between cylinder cap 002 and cylinder body 3008, be provided with sealing gasket 3006, cylinder cap 002 is the structure of middle hollow cuboid substantially, its upper end is connected with cylinder cover 3005, on cylinder cover 3005, have through hole, with allow admission line 3001 by and enter the gas being arranged in cylinder head 002 and shout 3010, thereby allow to enter from the high pressure air of controller 6 the acting chamber 3020 of expanding.Pressurized gas, in the interior expansion acting of expansion exhaust chamber 3020, promote piston 1140 and move downward in cylinder liner 3007, and this is expansion stroke.The merit of expansion stroke output is by the outside outputting power of crankshaft rod system.When piston 1140 is moved to top dead center position by bottom dead center position in cylinder, outlet valve 3012 is opened, and has in the air self-expanding exhaust chamber of certain pressure and discharges via exhaust duct 3002, and this is exhaust stroke.At piston 1140, during near top dead center, outlet valve 3012 is closed, and controller 6 starts again as expansion exhaust chamber air feed, enters next circulation.Obviously, (360 degree) enclosed in the every rotation one of bent axle 1020 of motor of the present invention, just do work once, and unlike traditional four stroke engine, in the process of bent axle rotation two circles (720 degree), complete once complete air inlet, compression, expansion and exhaust stroke.These are but different from traditional two stroke engine just as two stroke engine, because traditional two stroke engine is provided with suction port in cylinder bottom conventionally, and are provided with scavenging port and relief opening in cylinder appropriate location.And two stroke engine of the present invention is to be provided with at the top of cylinder for the gas larynx 3010 of high pressure air air inlet with for the outlet valve 3012 of exhaust emissions, and the connected sum closure of gas larynx 3010 is that admission cam shaft 1150 is realized by controller 6, and the connected sum closure of outlet valve 3012 is to drive exhaust cam shaft 1070 to rotate by bent axle, and control by rocking arm 3015 that the opening and closing of outlet valve realize.Therefore two stroke engine of the present invention is to be different from traditional two stroke engine completely, it has effectively utilized high-pressure air that can direct expansion acting, the every rotation of bent axle 1020 is once enclosing piston 1140 actings once, thereby in identical air displacement situation, traditional four stroke engine of comparing, power can double.

Because high pressure air is expanding behind acting chamber 3020, still there is larger pressure, in time that the air exhaust cylinder after acting is just extremely important, for this exhaust gear of the present invention is different from traditional multicylinder engine, it adopts 4 outlet valves 3012, and two outlet valves are by an exhaust cam axis cam 1110, exhaust tappet 3019, rocking arm 3015 and the exhaust gas drive mechanism controls that valve shoulder pole iron 3014 forms.Due to corresponding two the exhaust cam axis cams of each cylinder, thereby each cylinder has adopted 4 outlet valves 3012.Greatly different therewith, admission gear of the present invention has cancelled traditional suction valve, and realizes by the form of a gas larynx 3010 of a cylinder.So, just can in exhaust stroke, promptly tail gas be discharged, thus the efficiency of raising motor.With further reference to Fig. 3, right exhaust cam shaft 1070 of the present invention, left exhaust cam shaft 1200 and admission cam shaft 1150 are arranged on the diverse location of cylinder body 3008, be different from traditional overhead camshaft engine, be also same as traditional end to put cam axle engine.As can be seen, right exhaust cam shaft 1070 and left exhaust cam shaft 1200 are placed in respectively the outer position in the right side, left side of cylinder body 3008, and both are parallel substantially with horizontal plane at the horizontal line of paper plane.Admission cam shaft 1150 is placed in the top of the V-type groove of cylinder body 3008, and is positioned at the central position of line.The benefit of this configuration is the dynamic balancing of engine body, is convenient to the layout of front gear box.The tail gas of discharging from the gas exhaust piping 3002 of each cylinder of left and right is sent into upper and lower exhaust pipe 3003,3004, is convenient to recycling of tail gas.

With reference now to Fig. 4,, Fig. 4 is exhaust cam shaft 1070 structural representations of the engine main body in Fig. 2.Exhaust cam shaft 1070 comprises unit cam 1110A.In the exemplary embodiment, unit cam 1110A comprises 6 unit cams, and it is respectively first module cam 2701, second unit cam 2702, the 3rd unit cam 2703, the 4th unit cam 2704, the 5th unit cam 2705, the 6th unit cam 2706.In alternative, the number of unit cam 1110A can be 2,4,6,8,12 or more, and this depends on the outlet valve number of cylinder number and each cylinder.In exemplary embodiment of the present invention, each unit cam 1110A comprises two cams, the unlatching of each its corresponding outlet valve of cam control.In preferred embodiment in Fig. 4, the phase place of unit cam 1110A is set as follows: first module cam 2701 and second unit cam 2702 differ-120 degree, second unit cam 2702 and the 3rd unit cam 2703 differ-120 spend, the 3rd unit cam 2703 and the 4th unit cam 2704 differ 180 degree, the 4th unit cam 2704 and the 5th unit cam 2705 and differ 120 degree, the 5th unit cam 2705 and the 6th unit cam 2706 and differ 120 degree.Unit cam under so arranging, the job order that can realize unit cam is: first and the 5th unit cam work simultaneously, then the 3rd work together with the 6th unit cam, the second last is worked together with the 4th unit cam.Corresponding piston is divided into left and right two row with admission cam shaft 1150 symmetries, and wherein first piston #1, the 3rd piston #3, the 5th piston #5, the 7th piston #7, the 9th piston #9, the 11 piston #11 are positioned at left side; The second piston #2, the 4th piston #4, the 6th piston #6, the 8th piston #8, the tenth piston #10, the 12 piston #12 are positioned at right side.Thus, the job order of corresponding engine piston is: #1 → #6 → #9 → #12 → #5 → #4 → #11 → #8 → #3 → #2 → #7 → #10 → #1.According to instruction of the present invention, those skilled in the art can arrange and be different from unit of the present invention cam and work phase place and job order, but it all falls within the scope of the invention.

With reference now to Fig. 5,, bent axle 1020 comprises flywheel connecting end 1021, lubricant oil oilhole 1022, connecting rod running shaft 1023 and bent axle nipper wheel shaft 1024.Connecting rod running shaft 1023 on bent axle 1020 is provided with one or more lubricant oil oilholes 1022, to provide lubricating oil for bent axle.The right side adjacent of bent axle nipper wheel shaft 1024 is provided with gear connecting bolt, to be connected with the respective gears in front gear box system.The adjacent position, outside of flywheel connecting end 1021 is provided with flywheel connecting bolt, to form a fixed connection with flywheel 1120.In a preferred embodiment of the invention, the unit crank throw 1080 of bent axle comprises six unit crank throws, is respectively first module crank throw 10801, second unit crank throw 10802, the 3rd unit crank throw 10803, the 4th unit crank throw 10804, the 5th unit crank throw 10805, the 6th unit crank throw 10806.It corresponds respectively to the first to the 6th connecting rod 1170 or piston 1140.In alternative, unit crank throw 1080 can comprise the unit crank throw of different numbers, and such as 2,4,6,8,12 or more, these are all that those skilled in the art easily expect.In preferred embodiment in Fig. 5, the phase place of each unit crank throw is set as follows: first module crank throw 10801 and second unit crank throw 10802 differ-120 degree, second unit crank throw 10802 and the 3rd unit crank throw 10803 differ-120 spend, the 3rd unit crank throw 10803 and the 4th unit crank throw 10804 differ 180 degree, the 4th unit crank throw 10804 and the 5th unit crank throw 10805 and differ 120 degree, the 5th unit crank throw 10805 and the 6th unit crank throw 10806 and differ 120 degree.Crank throw unit under so arranging, the job order that can realize crank throw unit is: first and the 5th unit crank throw work simultaneously, then the 3rd work together with the 6th unit crank throw, the second last is worked together with the 4th unit crank throw.Corresponding piston is divided into left and right two row with admission cam shaft 1150 symmetries, and wherein first piston #1, the 3rd piston #3, the 5th piston #5, the 7th piston #7, the 9th piston #9, the 11 piston #11 are positioned at left side; The second piston #2, the 4th piston #4, the 6th piston #6, the 8th piston #8, the tenth piston #10, the 12 piston #12 are positioned at right side.Thus, the job order of corresponding engine piston is: #1 → #6 → #9 → #12 → #5 → #4 → #11 → #8 → #3 → #2 → #7 → #10 → #1.According to instruction of the present invention, those skilled in the art can arrange and be different from unit of the present invention crank throw and work phase place and job order, but it all falls within the scope of the invention.

With reference now to Fig. 6-Fig. 8,, the view of its controller that is compressed air engine.As shown in Figure 6, controller comprises high-pressure common rail constant voltage pipe 2070, controller unit 2000 and intake cam shaft housing 2290.In the controller shown in Fig. 6-Fig. 8, controller comprises 6 controller units 2000, its corresponding twin-six multicylinder engine.According to the difference of V-type multicylinder engine cylinder body number, the number of controller unit 2000 can change, and it can be for example 2,3,4,5,7 etc.Controller unit 2000 comprises seat 2140 in controller upper cover 2080, lower 2270 of controller, controller.In each controller, seat is provided with in 1 seat in 2291,1 of seat projections in 2140 outer rim 2292, the first and second controller valves 2100, the first and second controller valve spring 2170, the first and second controller valve cover for seat 2120, the first and second controller valve spring cover for seat 2180 and the first and second oil sealing linings 2160 is installed.For convenience of description, the controller valve 2100 for left hand cylinder air feed is called the first controller valve 2100 by we, for the controller valve 2100 of right cylinder air feed is called second controller valve.The title of other corresponding parts the like.The first and second controller valves 2100 are supported on middle seat by controller valve cover for seat 2120 separately respectively and install between outer rim 2292 and middle seat projection 2291.According to the spacing of adjacent two intake cams in the size of controller valve cover for seat 2120 and controller valve 2100 and admission cam shaft 1150, can determine the thickness of middle seat projection 2291.The existence of middle seat projection makes seat 2140 in each controller can set two controller valves 2100, thereby two cylinders that make a controller unit 2000 can be the left and right sides of V-type multicylinder engine provide pressurized air.In controller seat 2140 in, between oil sealing lining 2160 and controller valve cover for seat 2120, there is cavity (being controller valve port 2111 shown in Fig. 7), the side of this cavity is provided with inlet hole, in the illustrated embodiment, be respectively the first cylinder intake hole 2130 and the second cylinder intake hole 2280.Cylinder intake hole communicates with the gas larynx hole in cylinder head, with in the time that controller valve 2100 is opened, pressurized air from high-pressure common rail constant voltage pipe 2070 is entered to cylinder intake hole 2130,2180 via an air inlet pipeline 2112, thereby pressurized air is sent into expansion exhaust chamber, thereby drive engine operation.

High-pressure common rail constant voltage pipe 2070 has cylindrical outer shape, and it also can be the profile such as rectangle, triangle.High-pressure common rail constant voltage pipe 2070 is inner for being for example columniform cavity, to accept the high pressure admission from air intake control valve 2020, and keep substantially the compressed air pressure equilibrium in cavity, so that the high-pressure air that makes initially to enter in the expansion exhaust chamber of each cylinder has identical pressure, thereby makes engine mildness.The two ends of high-pressure common rail constant voltage pipe 2070 are fixedly equipped with air inlet rear end cover 2060, the air inlet rear end cover 2060 being connected with air intake control valve 2020 at it has outward extending flange, this flange extend in the pipeline between air intake control valve 2020 and high-pressure common rail constant voltage pipe 2070, and by being for example that the Placement of screw thread is removably fixedly connected with pressure duct.The air inlet rear end cover 2060 of high-pressure common rail constant voltage pipe 2070 is connected with high-pressure common rail constant voltage pipe 2070 by end cover connecting bolt.High-pressure common rail constant voltage pipe 2070 is provided with the upper cover attachment hole (unmarked) corresponding to number of cylinders, and controller upper cover 2080 is communicated with high-pressure common rail constant voltage pipe 2070 by upper cover attachment hole fixing seal ground.In illustrated preferred embodiment, the number of upper cover attachment hole is 6.Controller upper cover 2080 has inverted T-shaped on the section along its center line, it has columniform air inlet pipeline 2081 and circular lower surface, air inlet pipeline 2081 is threaded onto in upper cover attachment hole by its periphery, upper end, to form and to be fixingly removably connected with high-pressure common rail constant voltage pipe 2070.Controller upper cover 2080 by upper cover and middle seat connecting bolt or other fastening pieces and seat in controller 2140 form seal, be detachably fixedly connected with.In controller, seat 2140 forms being detachably fixedly connected with of sealing with a lower connecting bolt 2220 or other fastening pieces with lower 2270 of controller by middle seat.

With further reference to Fig. 6-Fig. 8, in controller, seat 2140 is provided with the different hole of diameter in the middle, is followed successively by from top to bottom controller valve seat trepanning 2121, controller valve port 2111, oil sealing bush hole 2150, controller valve spring hole 2171.In the exemplary embodiment, the diameter of controller valve seat trepanning 2121 is greater than the diameter of controller valve port 2111 and is greater than the diameter of oil sealing bush hole 2150, and the diameter of controller valve port 2111 is greater than the diameter of oil sealing bush hole 2150.The diameter in controller valve spring hole 2171 is less than the diameter of controller valve port 2111, but requires to be greater than the diameter of oil sealing bush hole 2150.In a preferred embodiment, the diameter in controller valve spring hole 2171 is less than the diameter of controller valve port 2111, and is slightly less than the diameter of controller valve seat trepanning 2121.Controller valve cover for seat 2120 is arranged in controller valve seat trepanning 2121, and is supported on controller valve port 2111.Oil sealing lining 2160 is arranged in oil sealing bush hole 2150, and is supported on controller valve spring 2170, passes through the valve stem 2110 of controller valve 2100 in it.This oil sealing lining 2160 also play the guiding role to valve stem except controller valve 2100 is sealed.Controller valve spring 2170 is arranged in controller valve spring hole 2171, and its lower end is supported with controller valve spring cover for seat 2180, and is fastened on controller valve spring cover for seat 2180 by controller valve collet sheet 2190.In the time that motor is not worked, the pretensioning that 2170 preloads of controller valve spring are certain, it is resisted against controller valve 2100 in valve cover for seat 2120, and controller valve 2100 is closed, and then controls entering of gas.

As shown in Figure 9, admission cam shaft 1150 is provided with 12 cams, be respectively the first cam 1151, the second cam 1152, the 3rd cam 1153, four-cam 1154, the 5th cam 1155, the 6th cam 1156, the 7th cam 1157, the 8th cam 1158, the 9th cam 1159, the tenth cam 1150-1, the 11 cam 1150-2, the 12 cam 1150-3, be respectively used to the intake process of 12 cylinders controlling V-type multicylinder engine.To see from intake cam shaftgear direction clockwise as just, counterclockwise for negative, the first cam and the second cam differ 90 °, the second cam and the 3rd cam differ 30 °, the 3rd cam and four-cam differ 90 °, four-cam and the 5th cam differ 30 °, the 5th cam and the 6th cam differ 90 °, the 6th cam and the 7th cam differ 90 °, the 7th cam and the 8th cam differ 90 °, the 8th cam and the 9th cam differ 150 °, the 9th cam and the tenth cam differ 90 °, the tenth cam and the 11 cam differ 150 °, the 11 cam and the 12 cam differ 90 °.

Consult now Fig. 7 and Fig. 9, lower 2270 of controller is fixedly welded on intake cam shaft housing 2290 via admission cam shaft shell aperture 2293, its inside is provided with multiple for the mounting hole of controller fore-set 2200 is installed, it is according to the difference of cylinder number, the mounting hole for controller fore-set 2200 of different numbers can be set, for example, can be 1 or 2.Controller fore-set 2200 is arranged in the mounting hole of controller fore-set 2200, and rotates and pump with being arranged on admission cam shaft 1150 in admission cam shaft 1150 mounting holes.In the time that needs provide high pressure air to cylinder, the cam of admission cam shaft 1150 is jack-up controller fore-set 2200 upwards, controller fore-set 2200 is the valve stem 2110 of jack-up controller valve 2100 then, make valve stem 2110 overcome the pulling force of controller valve spring 2170, leave controller valve cover for seat 2120, thereby controller valve 2100 is opened, high pressure air is able to enter expansion exhaust chamber from high-pressure common rail constant voltage pipe 2070, to meet the air feed demand of motor.12 cams that differ several angle are installed on admission cam shaft 1150, when admission cam shaft 1150 rotates, will promote 12 fore-sets 2200 moves up and down, what have moves upward, what have peaks, what have moves downward, what have touches the bottom, its job order is followed successively by the first cam, the 6th cam, the 9th cam, the 12 cam, the 5th cam, four-cam, the 11 cam, the 8th cam, the 3rd cam, the second cam, the 7th cam, the tenth cam, when admission cam shaft 1150 turns over after several angle with bent axle 1020, the valve stem 2110 of controller valve 2100 is again seated in controller valve cover for seat 2120 under the restoring force effect of controller valve spring 2170, controller valve 2100 is closed, air feed finishes.Because compressed air engine of the present invention is two stroke engine, the every rotation of bent axle 1,020 one week, controller valve 2100 and outlet valve are each to be opened and closed once, therefore, is easy to arrange the annexation of the cam phase of admission cam shaft 1150 and exhaust cam shaft 1070A and they and bent axle.

By reference to the accompanying drawings the present invention is exemplarily described above; obviously specific implementation of the present invention is not subject to the restrictions described above; as long as the various improvement that adopted method design of the present invention and technological scheme to carry out; or directly apply to other occasion without improvement, all within protection scope of the present invention.

Claims (10)

1. a V-type multi-cylinder air power engine assembly, is characterized in that, comprises multicylinder engine body, multicolumn body power distribution device, and power equipment, controller system, high pressure gas holder group, constant-pressure tank and pressurized air heating equipment, wherein:

Described multicolumn body power distribution device one end is connected to engine body by the bent axle of engine body, the other end is connected to air compressor and/or power equipment, and for the rotational motion of engine body output is assigned to air compressor and/or power equipment;

Described power equipment is connected with multicolumn body power distribution device, and the power passing over for accepting described bent axle;

Described controller system one end is connected to pressurized air heating equipment and supplies with High Temperature High Pressure air by it, and the other end is connected to engine body and provides high pressure air to each cylinder;

Described high pressure gas holder group, it is communicated with external aerator by pipeline, and for carrying out air feed to other assemblies of V-type multi-cylinder air power engine assembly;

Described constant-pressure tank one end is communicated with high pressure gas holder group by pipeline, and the other end is communicated with pressurized air heating equipment by pipeline, for the pressure of the stable high-pressure air from high pressure gas holder group;

Described pressurized air heating equipment is connected to constant-pressure tank by pipeline and for heating the pressurized air from constant-pressure tank.

2. V-type multi-cylinder air power engine assembly as claimed in claim 1, is characterized in that, also comprises air inlet control series flow control valve and electronic control unit ECU, wherein:

Described air inlet control series flow control valve is arranged on the pipeline that connects pressurized air heating equipment and controller system, and for regulating by the flow of the high pressure air of pipeline;

Described electronic control unit ECU respectively communication connects and/or is electrically connected to sensor and the air inlet control series flow control valve on engine body, and for according to sensor, the SC sigmal control air inlet control series flow control valve detecting.

3. V-type multi-cylinder air power engine assembly as claimed in claim 1 or 2, is characterized in that, described multicylinder engine body comprises left and right two exhaust casings, bent axle, and exhaust cam shaft, admission cam shaft and front gear box system, wherein,

Described left and right two exhaust casings contain respectively 4 or 6 cylinders, and the cylinder cap of each cylinder has 4 outlet valves and 1 gas larynx;

Described front gear box system is used for transmission of power supply and exhaust camshaft and the admission cam shaft of bent axle.

4. V-type multi-cylinder air power engine assembly as claimed in claim 1 or 2, is characterized in that, also comprises air compressor and sequence valve, wherein,

Described air compressor one end is connected with multicolumn body power distribution device by coupling, and the other end is connected to high pressure gas holder group by pipeline, and it is for sending the tail gas after compression supercharging into high pressure gas holder group;

Described sequence valve is located on the pipeline between air compressor and high pressure gas holder group, and in the time that tail gas pressure is less than 15MPa, directly sends into constant-pressure tank via sequence valve.

5. V-type multi-cylinder air power engine assembly as claimed in claim 4, is characterized in that, also comprises condenser, pressure-limit valve and tail gas recycle tank, wherein,

Described condenser is located on the connecting pipeline between air compressor and high pressure gas holder group, and it is for carrying out cooling processing and send into high pressure gas holder group through pressure-limit valve the tail gas after air compressor compression supercharging;

Described tail gas recycle tank one side is connected to the discharge header of engine body by pipeline, opposite side is connected to air compressor by pipeline.

6. as claim 1, the V-type multi-cylinder air power engine assembly in 2,5 described in any one, it is characterized in that, pipeline between high pressure gas holder group and constant-pressure tank is provided with reduction valve, and the high pressure air decompression that it provides for making high pressure gas holder group, is sent to constant-pressure tank with suitable pressure.

7. V-type multi-cylinder air power engine assembly as claimed in claim 2, is characterized in that, described air inlet control series flow control valve is the combination of electromagnetic proportional valve or electromagnetic proportional valve and reduction valve.

8. as claim 1, the V-type multi-cylinder air power engine assembly in 2,5,7 described in any one, is characterized in that, described controller system comprises controller unit;

Described controller unit comprises controller upper cover, and lower of controller has seat in the protruding controller of controller valve and middle seat; Described controller upper cover, in controller, seat and lower of controller are removably tightly connected by bolt successively.

9. V-type multi-cylinder air power engine assembly as claimed in claim 8, is characterized in that,

The number of described controller unit is 6 or 4, in each controller, in seat, comprises two described controller valves;

In the controller of described controller unit, in seat, two controller valves are installed, two controller valve spring, two valve cover for seat, two controller valve spring cover for seat, the precompose of described controller valve controlled device valve spring processed is firmly resisted against controller valve seat at motor during without air inlet and puts;

In described controller, seat is provided with two groups of holes that diameter is different in the middle symmetrically, be followed successively by from top to bottom controller valve seat trepanning, controller valve port, oil sealing bush hole, controller valve spring hole, the diameter of its middle controller valve seat trepanning is greater than the diameter of controller valve port and is greater than the diameter of oil sealing bush hole, the diameter of controller valve port is greater than the diameter of oil sealing bush hole, the diameter in controller valve spring hole is less than the diameter of controller valve port, and is slightly less than the diameter of controller valve seat trepanning.

10. V-type multi-cylinder air power engine assembly as claimed in claim 8, it is characterized in that, described controller system also comprises high-pressure common rail constant voltage pipe, high-pressure common rail constant voltage pipe has cylindrical, rectangle or triangular outline, its inside is cylindrical cavity, for accepting the high pressure admission from air intake control valve, and keep substantially the compressed air pressure equilibrium in cavity, so that the high-pressure air that makes initially to enter in the expansion exhaust chamber of each cylinder has identical pressure;

The two ends of high-pressure common rail constant voltage pipe are fixedly equipped with air inlet rear end cover, the air inlet rear end cover being connected with air intake control valve at it has outward extending flange, this flange extend in the pipeline between air intake control valve and high-pressure common rail constant voltage pipe, and the mode that is threaded connection is removably fixedly connected with pressure duct, the air inlet rear end cover of high-pressure common rail constant voltage pipe is connected with high-pressure common rail constant voltage pipe by end cover connecting bolt, and controller upper cover is communicated with high-pressure common rail constant voltage pipe by upper cover attachment hole fixing seal ground.

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