CN100353041C - Rotary internal and outernal combustion air compressed engine - Google Patents

Rotary internal and outernal combustion air compressed engine Download PDF

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CN100353041C
CN100353041C CNB200510039167XA CN200510039167A CN100353041C CN 100353041 C CN100353041 C CN 100353041C CN B200510039167X A CNB200510039167X A CN B200510039167XA CN 200510039167 A CN200510039167 A CN 200510039167A CN 100353041 C CN100353041 C CN 100353041C
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air
cylinder
main
combustion
gas
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CNB200510039167XA
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CN1854483A (en
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苏兴起
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苏兴起
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    • Y02T10/17

Abstract

The present invention relates to a rotary inner and outer combustion air-compressing engine. A rotor, a main shaft and two pistons are arranged in an ellipsoidal air cylinder, and double-flow rotary valves are arranged at both sides of the air cylinder. Compressed air is used as the working medium, and the outer combustion can use various liquid or gas fuels and can also be changed into the inner combustion at any time. The rotor does work once in each revolution, a four-stroke work circulates, and the supercharging and the intercooling can be carried out automatically. The expansion process is directly changed into the rotary movement without the limitations of reciprocating movement quality and changing angle speed movement. The present invention has the advantages of stable and uniform operation, slight vibration, high rotary speed, good performance, large rotary piston working area, uniform heating, high mechanical efficiency and obvious power consumption reduction and pollution reduction. An inner working chamber and an outer working chamber greatly increase the expansion ratio, and high heat efficiency is obtained by using the residual heat of waste gas.

Description

Rotary internal and outernal combustion air compressed engine

Technical field: the present invention be a kind of be working medium with pressurized air, take external combustion heating or internal combustion four-stroke rotary engine.

Background technique: Chinese patent, rolling internal combustion engine (ZL98111606.X), its structure has been made significant improvement, make a breakthrough, and set up annexes such as air heater and high-pressure air tank tank, thus constitute novel prime mover, to improve the performance of motor, it is lower that oil consumption is reduced to, and exhaust emission still less.

International automobile development company (MDI), adopt the patent of invention of Ju Yineigeer, obtained initial success with the compressed air-driven automobile, according to survey, the driving energy that automobile obtains is 20% with the ratio that is used for pressurized air institute consumed power, is better than the corresponding ratio of diesel engine (13%) and petrol engine (9.4%).But its driving mechanism, adopt air motor power very little, continual mileage is shorter, can only in the city, use,, also emergency generator will be set in addition on automobile if want long-distance running, the volume of used high-pressure air tank tank is big (more than 300 liters), so both increased the weight of automobile, and accounted for a lot of useful spaces again, and improved manufacture cost.If equipment motor in addition not on the car, when pressurized air use totally the time, automobile just can not start.In addition, popularize in an all-round way and use, also need to provide an enough big gas-filling station network, the corresponding increasing of capital investment.

Summary of the invention: task of the present invention is to provide a kind of rotary engine, but can external combustion internal combustion again, can use pluralities of fuel, also can directly drive with pressurized air, the volume of used high-pressure air tank tank less (about 100 liters), specific fuel consumption can reduce by 36%~58%, exhaust emission reaches Europe 4 standards, vibration slightly has good reliability and durability when running up, and every indexs such as the structure space of its product, gross mass and cost are also advanced.

The concrete measure of being taked is in order to achieve the above object: drive automobile when short distance is travelled with this machine, adopt pressurized air to carry out the external combustion heating, reduce the heat load of motor, the loss of corresponding minimizing energy, reduce discharge of harmful gases, and can use pluralities of fuel.Using internal combustion during long-distance running instead drives, improve engine speed, revolution is finished the work done of four-stroke work cycle once, suitably improve compression ratio, increase expansion ratio, take fuel injection, utilization quick burning, layering lean-burn, and the waste heat in the waste gas reclaimed application, and also can utilize this machine to increase compressed-air actuated reserves voluntarily in good time, prolong distance travelled.

At first, adopt heated compressed air with engine start, piston begins along cylinder inner wall elliptical orbit rolling-operation from top dead center, air disk is with domestic and foreign work chamber carrier frequency channel break, fresh air enters cylinder by main air intake and respectively inside and outside working room is inflated simultaneously, ends when interior working room intake process is approaching, and the main shaft suction port is opened, pressurized air in the intercooler gas tank enters the working room and fresh air converges by cold intake duct through main combustion chamber, increases volumetric efficiency thereby improve density of the induced air.

When rotor Rotate 180 °, outer working room has finished, exhaust process, interior working room has also finished air inlet and two processes of compression, piston arrives top dead center once more, air disk is locked, nozzle sprays fuel in advance and forms mixed gas in main combustion chamber ignition burning, flame enters both sides by venturi and pays the firing chamber, sharply disturbance, the outburst air-flow is gone out the firing chamber, and the main shaft suction port is opened once more, high-pressure hot air in the air heater, pour in cylinder and gas flow converges and work done by heat inlet through main combustion chamber, end the Exhaust Open of rotary valve to inflation process, waste gas is imported in the air heater, pressurized air is heated, discharging subsequently, 360 ° of motors of rotor rotation have been finished a thermodynamic cycle.

In inflation process, in the time of the piston actuated rotor, to enter the compresses fresh air of outer working room again, introduce the following endless tube of intercooler by the gas transmission road of rotary valve, after last endless tube is stored in the gas tank, to keep the continuous air feed to cold intake duct, remaining part input air heater utilizes waste gas residual heat to heat to a part by the cooling of circular row arm, maintenance is to the necessary air feed of heat inlet, and capacity usage ratio is greatly improved.

Motor is in operation and can stops internal combustion at any time, and heat with external combustion, with the air that contracts of the outer voltage supply in the high-pressure air tank tank, import its folder chamber by air heater outer wall suction port, converge together with self-produced pressurized air and to heat, subsequently by heat inlet through main shaft suction port input cylinder, when engine load is little, the air interception that outer voltage supply can be contracted only drives with self-produced pressurized air.In the time of the pressurized air approach exhaustion in the high-pressure air tank tank, available small-sized electric air compressor is inflated.Equally, also can inflate the intercooler gas tank.

Main shaft leading portion double as suction valve, the main combustion chamber setting wherein, the axle side has suction port and can connect with intake duct, axle head is provided with disc, and with the sealing that end cap adds, in the Taper Pipe of end cap center fuel burner is set, Taper Pipe is terminal to join with the suitable for reading of main combustion chamber, Taper Pipe tightly cooperates with taper hole of spindle, and establishes moving-coil and sealed, and bearing and sealing component respectively are equipped with in the main shaft rear and front end.

Pit front panel plane, rotor both sides is parallel to each other and symmetry, rear sidewall joins by door-hinge and air disk hinge, and before and after the door-hinge two ends are packed in the rotor shelves, be provided with the check valve block in the gate slot bottom and be used to seal inlet hole, prevent that air inlet from refluxing and leakage, inlet hole has two rows, respectively to inside and outside working room air feed, air disk is spliced by the two halves that equate, embeds gas barrier plate and spring in the groove of its seam.Pay the firing chamber in the pit bottom setting, be communicated with main combustion chamber by venturi.

Main air intake is located at rear cylinder and is covered and join around the annular air channel in one week of main bearing seat, on the flange of main bearing seat shielding can is set, in order to avoid oil gas mixes mutually.Fresh air enters cylinder by main air intake by rotor internal cavity through after the filtering.

Cold intake duct and heat inlet are located at front air cylinder and are covered, around main-shaft axis in the shape of a spiral shape make air inlet form eddy current, each once connects process its suction port of main shaft revolution and hot and cold intake duct, respectively with hot and cold compression air input cylinder, cold intake duct aperture is less, the heat inlet aperture is bigger, and the air pressure when the cold compression air enters cylinder is not less than 4 kilograms per centimeter 2Air pressure when (0.39MPa), hot compressed air enters cylinder is no more than 82 kilograms per centimeter 2(8MPa).

The double-current method rotary valve is located at the cylinder both sides, its driving mechanism drives driven frame by the cam that is contained on the main shaft by roller, in driven frame both sides two on guide wheel is housed respectively, move back and forth on guide rail, the rocking handle on connecting rod drive valve shaft makes both sides valve body interlock, along with the every Rotate 180 of rotor °, open and close relief opening and gas transmission road each once, driving mechanism integral body places casing, and sprays lubricant oil continuously each movable position is lubricated.

In order to adapt to different needs, the change fuel supply system, set up igniting system, change the compression-ignited ignition internal combustion engine type that is, it is suitable for reading that spark plug is contained in the front-end of spindle main combustion chamber, in company with main axis rotation, fuel burner is located on the cold intake duct near the main shaft suction port, when the unlatching of main shaft suction port is ended in interior working room by the air inlet of main air intake is approaching, by cold intake duct pressurized air is charged into interior working room together with fuel through main combustion chamber, so just in main combustion chamber, form rich mixture, and in entering the working room be weak mixture, when interior working room compression process ends, rich mixture in the main combustion chamber is by premature ignition, send strong flame, the outburst air-flow is poured into and is paid the firing chamber, and weak mixture ignites, thereby realize the layering lean-burn, in the expansion initial stage, the main shaft suction port is opened once more, and high-pressure hot air is by heat inlet input cylinder and together work done of combustion gas, end to inflation process, waste gas is imported air heater utilize its waste heat heated compressed air.The intercooler gas tank by the pressure control valve regulation, makes the air pressure of cylinder be fit to light requirement to the air feed of cylinder.

Basin formula intercooler is made of gas tank, last endless tube, following endless tube, circular row arm and radiating fin, and the air outlet is located at the top, is provided with the inflation interface at the bottom of jar.

The shell pipe type air heater, its housing is by helmet cover, urceolus and inner core constitute, wrap up with protective coating on the urceolus surface, wall is provided with spiral deflector outer tube, the circular row pipe places inner core, its outer end and inner core upper edge join, the inner is welded on the gas collection endless tube, the center of circle that the circular row pipe is constituted is a thorax in the air heater, burner places interior thorax top, the pressurized air of cylinder output enters heater folder chamber by urceolus bottom inflow road by the dish type shutoff valve, after preliminary heating, enter the circular row pipe by annular shutoff valve and heat once more, with after collector ring pipe input cylinder, the combustion gas of being discharged by cylinder enters the gap that thorax in the heater passes the circular row pipe by the helmet cover suction port, return helmet cover folder chamber again, then by relief opening discharging, the pressurized air in the high-pressure air tank tank, imported in its folder chamber by pipeline heater via outer wall suction port by the tank deck air outlet, the pressurized air of importing with cylinder together heats.

Advantage of the present invention or good effect have following some:

1, this machine directly changes inflation process into and rotatablely moves, thereby has an advantage of gas turbine, but the acquisition of its useful horsepower is by the pressure of gas to piston, each process of thermodynamic cycle is similar to Reciprocating engine, so have the principal advantages of Reciprocating engine, but got rid of its intrinsic shortcoming, this is because this kind motor does not have the quality influence of reciprocating parts such as crankshaft ﹠ connecting, there is not the restriction of angle speed motion yet, and eliminated the leakage of gas turbine, a loss such as mixed flow and recirculation, and specific fuel consumption is crossed high insoluble problem during sub load, so have very high rotating speed and premium properties.

2, the rotor of this motor is middle shaft type, its regular geometry, all claim, two identical pistons dispose relatively, and suffered motive power equates fully and simultaneously, direction is opposite, form couple, thereby it is steady, balanced to turn round, and vibration is slight, rotor and piston run-in synchronism, its rotary inertia is enough to keep stable and rotating speed equably, thereby need not install flywheel and equilibrium block in addition additional.

3, the cylinder of this motor has the domestic and foreign work chamber, separated by air disk in intake and exhaust and compression process domestic and foreign work chamber, before beginning compression, interior working room again the cold compression air is injected wherein, thereby raising density of the induced air, increase volumetric efficiency, unimpeded in inflation process domestic and foreign work chamber, air-flow is to external eruption, it is rapid to flow, and disturbance is strong, and again the High Temperature High Pressure air is injected wherein at the expansion initial stage, make burning more abundant, and utilize waste gas residual heat that pressurized air is heated, thereby improve the thermal efficiency, obtain good fuel economy and reduce exhaust pollution.

4, this machine carries out work with the rectangular area of its piston side wall, high temperature and high pressure gas acts on the piston side wall of the conversion that do not stop rolling, thereby be heated evenly, be convenient to cool off, and rolling frictional resistance is less, not easy to wear, this is much more superior than Reciprocating engine, because piston with diameter, circular area only is confined to the impact that piston head bears high temperature and high pressure gas than the little a lot of and Reciprocating engine of the area of rectangle, piston and cylinder wall are sliding friction, big and the unbalance stress of resistance, it is quite serious to wear and tear.

5, the piston of this kind motor work done simultaneously and the fresh air that will enter cylinder compress, implement voluntarily supercharging and in cold, need not establish pressurized machine in addition.When carrying out the external combustion work done, can carry out work by the self-produced pressurized air of all or part of employing, reduce the consumption of high-pressure air.When driving with internal combustion, implement the volumetric efficiency that supercharging can improve motor, according to survey, volumetric efficiency improves 1%, and the output power of motor improves about 3% approximately, in cold also be a kind of effectively measure, experiment shows, 10 ℃ of the every reductions of temperature when pressurized air enters cylinder, propellant flow rate descends 0.5% approximately, and engine power can improve 2%~4%.

6, this machine external combustion can be used liquid or the various fuel of gas, and is less demanding to quality of fuel.

7, this kind engine operating temperature is not high, and heat-energy losses is less, and capacity usage ratio is improved, and is convenient to cooling.

8, this machine adopts the pressurized air of external combustion heating to start, thereby weatherproof and environmental limit.

9, this machine can be inexhaustible from atmosphere as the pressurized air of working medium, is convenient to supply, uses more safe and reliable, convenient operation and control.

Description of drawings:

Illustrated in figures 1 and 2 is the basic structure of rotary internal and outernal combustion air compressed engine

Figure 3 shows that the set position of ignition internal combustion engine type spark plug and fuel burner

Fig. 4 expresses the air disk structure of rotor body and the setting of pit rear sidewall thereof

Fig. 5 and Fig. 6 illustrate double-current method rotary valve and driving mechanism thereof

Fig. 7 illustrates this machine and intercooler and air heater working principle and each process schematic representation of work cycle

Fig. 8 and the basic structure that Figure 9 shows that the shell pipe type air heater

Figure 10 is the sketch map of high-pressure air tank tank

Embodiment:

From Fig. 1 and Fig. 2 as seen, basic structure of the present invention is: in the middle of oval cylinder 1 rotor 3 that main shaft 4 is housed is set, two working spaces are arranged in its both sides, the symmetrical pit of rotor both sides each with a piston 5,5 ' engagement, thereby the working space of pit and both sides is constituted two interior working rooms 6,6 ' and two outer working rooms 7,7 ', two air disks 9,9 ' be loaded in the gate slot of both sides pit rear sidewall, in the groove of air disk two halves seam, be embedded with gas barrier plate 24, main shaft divides makes two section 4 of front and back, 4 ', respectively with front and back rotor shelves 10,10 ' formation one, main shaft leading portion 4 is the double as suction valve again, sealed with sealing gland ring 18 members such as grade, its peripheral hardware axle sleeve 19, main combustion chamber 16 is provided with wherein, cold by cold intake duct 14 and heat inlet 17 respectively by suction port 15 supplies, hot compressed air, end cap 28 seals axle head, in the Taper Pipe of the center of end cap, oil injecting nozzle 21 is set, in main shaft, be provided with oil duct and communicate, rotor is cooled off and be transported to each position with lubricant oil and be lubricated with the oilhole 13 of rotor body.At the main shaft two ends bearing and seal arrangement thereof are housed.Rotary valve 8,8 ' be arranged on the air outlet flue of cylinder both sides.Before and after cylinder head 2,2 ' with the cylinder closed at both ends, main air intake 56 is arranged at rear cylinder and covers with annular air channel 38 around one week of main bearing seat and join, and makes itself and back rotor shelves 10 ' two side-inlets remain perforation.Rotor shelves 10,10 before and after the seal ring 11,11 ' be located at ' circumference on, diaphragm seal 12,12 ' be located at cylinder block both sides.Round table-like plug 31 is housed at the piston two ends, central shaft 32 runs through wherein, establishes 34 sealings of plug ring 33 and stopper ring on plug, the plug outer bottom establish oil-collecting hole 35 and in it end establish dish spring 36, stumble button 37,37 ' cheat wall with oil-collecting to press close to, of torsion spring with beating of limited piston.

Ignition internal combustion engine type shown in Figure 3, it is suitable for reading that spark plug 30 is contained in front-end of spindle main combustion chamber 16, fuel burner 21 ' be located on the cold intake duct 14 when main shaft suction port 15 is connected with cold intake duct 14, is about to pressurized air and imports cylinders together with fuel through main combustion chamber 16.Paying firing chamber 20 is located at the rotor pit bottom and is communicated with main combustion chamber 16 through venturi.

The rotor body that Fig. 4 is expressed, its inner chamber divide makes inside and outside two-part, and fresh air flows into inside and outside working room respectively by the inlet hole 26 of gate slot bottom from inside to outside.Air disk 9 joins by door-hinge 23 hinges with the pit rear sidewall, and protrude at the door-hinge two ends, in the rotor shelves, is provided with check valve block 25 in the gate slot bottom before and after can packing into.Pay firing chamber 20 and be located at pit bottom.Pit front panel 27,27 ' two side planes are parallel to each other.

Fig. 5 and shown in Figure 6 is provided with relief opening 40, gas transmission road 41, valve block 45 and valve collar 46 on the valve body of rotary valve 8.Establish reed spring 42 in the ingress in gas transmission road 41 and collude shape holder 43, fixed with screw 44.The driving mechanism of rotary valve, pass through roller 51,51 ' driven frame 49 of driving by the cam 48 that is contained on the main shaft, in driven frame both sides 50 two on guide wheel is housed respectively, on guide rail 54, move back and forth, by connecting rod 52,52 ' do synchronously back and forth rotation with rocking handle 53, the 53 ' drive both sides valve body that is contained on the valve shaft.Driving mechanism integral body places casing 57, and constantly sprays lubricant oil each movable position is lubricated, thereby exhaust and gas transmission are carried out continuously.

Schematic representation shown in Fig. 7 by this machine internal combustion cycle is in proper order:

(1) piston begins along the cylinder inner wall rolling-operation from top dead center, fresh air flows through rotor internal cavity from inside to outside from main air intake, respectively inside and outside working room is inflated by inlet hole, at this moment air disk is with domestic and foreign work chamber carrier frequency channel break, outer working room discharges cylinder with waste gas again in the time of air inlet, thorax in pipeline input air heater 65 heats pressurized air.The air inlet of interior working room ends, and begins to compress, and the main shaft suction port is opened, and the pressurized air in the intercooler gas tank 58 pours in cylinder from cold intake duct by main combustion chamber;

(2) piston will soon arrive top dead center once more, and air inlet, exhaust and compression process all finish, and oil injecting nozzle injects main combustion chamber with fuel, and rotary valve gas transmission road is open-minded. begin to export pressurized air;

(3) fuel forms mixed gas and gets angry burning and begin to expand in the firing chamber, at this moment air disk is locked, the domestic and foreign work chamber is unimpeded, piston leaves top dead center, the main shaft suction port is opened once more, and the high-pressure hot air in the air heater 65 enters cylinder by main combustion chamber and gas flow converges through heat inlet;

(4) the heat inlet air feed is about to end, the expansion acceleration, and the work done of piston actuated rotor continues to export pressurized air simultaneously, and the part of air-flow enters gas tank 58 and stores after cooling, and remaining part input air heater 65 heats once more.Working pressure when entering cylinder in order to improve hot air need be with the pressurized air in the high-pressure air tank tank by in the suction port 76 input air heaters.Because pressurized air when decompression the phenomenon of seriously lowering the temperature can take place, should carry out the external combustion heating in case of necessity, to make full use of its energy.

Annotate: a-air b-pressurized air c-combustion gas

Fig. 8 and shell pipe type air heater shown in Figure 9, its housing is made of helmet cover 66, urceolus 67 and inner core 69, wrap up with protective coating 68 on the urceolus surface, inner tank theca is provided with spiral deflector 70, circular row pipe 71 places inner core, its outer end and inner core upper edge join, the inner is welded on the gas collection endless tube 72, the center of circle that the circular row pipe is constituted is a thorax in the heater, burner 77 places interior thorax top, pressurized air by cylinder output enters heater folder chamber by urceolus bottom inflow road 73 through dish type shutoff valve 74, on folder top, chamber annular shutoff valve 75 is set.Gas inlet 78 and exhaust vent 79 are arranged on the helmet cover 66.High-pressure hot air air outlet 55 is located on the gas collection endless tube 75.Heater outer wall suction port 76 connects with high-pressure air tank tank 81 by pipeline.

High-pressure air tank tank shown in Figure 10, its outer surface wraps up with protective coating 84, and high-pressure air air outlet 82 is located at tank deck, is provided with inflation interface 83 at the bottom of jar.The tank body volume determines that according to engine power below 100 liters, air pressure is 300 kilograms per centimeter for its volume of compact car 2(29.4MPa).

Claims (8)

1, a kind of rotary internal and outernal combustion air compressed engine, its internal combustion has compression ignite and lights two kinds, basic building block comprises oval cylinder block, front and back cylinder head, piston, rotor, main shaft, intake and exhaust port, rotary valve and seal arrangement, described rotor is disposed in the middle of the cylinder together with main shaft, both sides form two working spaces, each meshes rotor bilateral symmetry pit with its piston, working space is constituted the domestic and foreign work chamber, the front and back cylinder head is with the cylinder closed at both ends, intake duct is located on the cylinder head of front and back, air outlet flue and rotary valve thereof are located at the cylinder both sides, it is characterized in that:
(1) initial, adopt heated compressed air with engine start, piston [5,5 '] begin along cylinder inner wall elliptical orbit rolling-operation from top dead center, air disk [9,9 '] with domestic and foreign work chamber carrier frequency channel break, fresh air enters cylinder by main air intake [56] and respectively inside and outside working room is inflated simultaneously, when interior working room [6,6 '] the approaching end of a period of intake process, main shaft suction port [15] is opened, pressurized air in the intercooler gas tank [58] enters the working room and fresh air converges by cold intake duct [14] through main combustion chamber [16], thereby the raising density of the induced air increases volumetric efficiency;
(2) when rotor [3] Rotate 180 °, outer working room [7,7 '] finished breathing action, interior working room [6,6 '] also finished air inlet and compressed two processes, piston [5,5 '] arrive top dead center once more, air disk [9,9 '] locked, nozzle [21] sprays fuel in advance and forms mixed gas in main combustion chamber [16] ignition burning, flame enters both sides by venturi and pays the firing chamber, sharply disturbance outburst air-flow is gone out the firing chamber, main shaft suction port [15] is opened once more, and the high-pressure hot air in the air heater [65] pours in cylinder and gas flow converges and work done by heat inlet [17] through main combustion chamber, end to inflation process, the relief opening of rotary valve [40] is opened, and waste gas is imported in the air heater [65], and pressurized air is heated, discharging subsequently, 360 ° of motors of rotor rotation have been finished a thermodynamic cycle;
(3) in inflation process, when piston [5,5 '] drives rotor, to enter the compresses fresh air of outer working room [7,7 '] again, introduce the following endless tube [60] of intercooler by the gas transmission road [41] of rotary valve, a part is cooled off by circular row arm [61] after last endless tube [59] is stored in the gas tank [58], to keep continuous air feed to cold intake duct [14], remaining part input air heater [65] utilizes waste gas residual heat to heat, assurance is to the necessary air feed of heat inlet [17], and capacity usage ratio is greatly improved;
(4) motor is in operation and can stops internal combustion at any time, and heat with external combustion, with the air that contracts of the outer voltage supply in the high-pressure air tank tank [81], import its folder chamber by air heater outer wall suction port [76], converge together with self-produced pressurized air and to heat, subsequently by heat inlet [17] through main shaft suction port [15] input cylinder, when engine load is little, the air interception that outer voltage supply can be contracted only drives with self-produced pressurized air.
2, it is characterized in that according to the described rotary internal and outernal combustion air compressed engine of claim 1: main shaft leading portion [4] double as suction valve, main combustion chamber [16] is provided with wherein, the axle side has suction port [15] and can connect with intake duct, be provided with disc [22] at axle head, and sealed with end cap [28], fuel burner [21] is set in the Taper Pipe of end cap center, Taper Pipe is terminal to join with main combustion chamber is suitable for reading, Taper Pipe tightly cooperates with taper hole of spindle, and establish moving-coil [29] and sealed, bearing and sealing component respectively are equipped with in the main shaft rear and front end.
3, it is characterized in that according to the described rotary internal and outernal combustion air compressed engine of claim 1: rotor both sides pit front panel [27,27 '] plane be parallel to each other and the symmetry, rear sidewall is by door-hinge [23,23 '] and air disk [9,9 '] hinge joins, and rotor shelves [10 before and after the door-hinge two ends are packed into, 10 '] in, be provided with check valve block [25 in the gate slot bottom, 25 '] in order to the sealing inlet hole, prevent that air inlet from refluxing and leakage, inlet hole [26] has two rows, respectively to inside and outside working room air feed, air disk is spliced by the two halves that equate, in the groove of center-line joint, embed gas barrier plate [24] and spring, be provided with a pair firing chamber [20] in pit bottom, be communicated with main combustion chamber by venturi.
4, it is characterized in that according to the described rotary internal and outernal combustion air compressed engine of claim 1: main air intake [56] is located on the rear cylinder lid [2 '] and is joined around the main bearing seat annular air channel in one week [38], shielding can [39] is set on the flange of main bearing seat, in order to avoid oil gas mixes mutually, cold intake duct [14] and heat inlet [17] are located on the front air cylinder lid [2], around main-shaft axis in the shape of a spiral shape make air inlet form eddy current, its suction port of main shaft revolution [15] is respectively once connected process with cold intake duct [14] and heat inlet [17].
5, it is characterized in that according to the described rotary internal and outernal combustion air compressed engine of claim 1: double-current method rotary valve [8,8 '] be located at the cylinder both sides, its driving mechanism passes through roller [51 by the cam that is contained in main shaft back segment [4 '] [48], 51 '] drive both sides and the driven frame [49] of guide wheel [50] is housed it is moved back and forth on guide rail [54], through connecting rod [52,52 '] and rocking handle [53,53 '] the valve body interlock of drive both sides, along with the every Rotate 180 of rotor °, open and close relief opening [40] and gas transmission road [41] respectively once, driving mechanism integral body places casing [57], and sprays lubricant oil continuously each movable position is lubricated.
6, it is characterized in that according to the described rotary internal and outernal combustion air compressed engine of claim 1: it is suitable for reading that the ignition internal combustion engine type is contained in front-end of spindle main combustion chamber [16] with spark plug [30], in company with main axis rotation, fuel burner [21 '] is located on the cold intake duct [14], near main shaft suction port [15], when ending by the air inlet of main air intake is approaching in interior working room, the main shaft suction port is opened, by cold intake duct [14] pressurized air is charged into interior working room together with fuel through main combustion chamber, so just in main combustion chamber, form rich mixture, and enter in the working room be weak mixture, when interior working room compression process ends, rich mixture in the main combustion chamber is by premature ignition, send strong flame, the outburst air-flow is poured into and is paid firing chamber [20], weak mixture ignites, thereby realize the layering lean-burn, in the expansion initial stage, the main shaft suction port is opened once more, high-pressure hot air is by heat inlet [17] input cylinder and together work done of combustion gas, end to inflation process, waste gas is imported air heater utilize its waste heat heated compressed air, the intercooler gas tank is to the air feed of cylinder, by the pressure control valve regulation, make the air pressure of cylinder be fit to light requirement.
7, it is characterized in that according to the described rotary internal and outernal combustion air compressed engine of claim 1: basin formula intercooler is made of gas tank [58], last endless tube [59], following endless tube [60], circular row arm [61] and radiating fin [62], air outlet [63] is located at the top, is provided with inflation interface [64] at the bottom of jar.
8, it is characterized in that according to the described rotary internal and outernal combustion air compressed engine of claim 1: the shell pipe type air heater, its housing is by helmet cover [66], urceolus [67] and inner core [69] constitute, wrap up with protective coating [68] on the urceolus surface, wall is provided with spiral deflector [70] outer tube, circular row pipe [71] places inner core, its outer end and inner core upper edge join, the inner is welded on the gas collection endless tube [72], the center of circle that the circular row pipe is constituted is a thorax in the air heater, burner [77] places interior thorax top, the pressurized air of cylinder output enters heater folder chamber by urceolus bottom inflow road [73] by dish type shutoff valve [74], after preliminary heating, entering circular row pipe [71] by annular shutoff valve [75] heats once more, with after collector ring pipe [72] input cylinder, the combustion gas of being discharged by cylinder enters the gap that the interior thorax of heater passes the circular row pipe by helmet cover gas inlet [78], return helmet cover folder chamber [80] again, by relief opening [79] discharging, the pressurized air in the high-pressure air tank tank [81] presss from both sides the chamber by tank deck air outlet [82] by pipeline heater via outer wall suction port [76] input heater then.
CNB200510039167XA 2005-04-28 2005-04-28 Rotary internal and outernal combustion air compressed engine CN100353041C (en)

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CN1854483A CN1854483A (en) 2006-11-01
CN100353041C true CN100353041C (en) 2007-12-05

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CN102235234B (en) * 2010-05-08 2013-12-04 苏兴起 Ignition type roll spin engine
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