CN112483340B - Air pressure energy storage engine - Google Patents
Air pressure energy storage engine Download PDFInfo
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- CN112483340B CN112483340B CN202011422180.4A CN202011422180A CN112483340B CN 112483340 B CN112483340 B CN 112483340B CN 202011422180 A CN202011422180 A CN 202011422180A CN 112483340 B CN112483340 B CN 112483340B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
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Abstract
The invention provides a pneumatic energy storage engine, which is characterized in that a gas tank is arranged to be filled with high-pressure gas as power, high-pressure liquid is used as a force transfer medium, at least one group of multiple striking hammers arranged on a stator are driven by the pressure of the high-pressure liquid to strike the surface of a rotor in a tiny stroke and a certain angle under the action of the pressure of the high-pressure liquid, and the rotor is rotated by utilizing the explosive force generated when the high-pressure liquid is instantaneously released.
Description
Technical Field
The invention relates to the field of engines, in particular to a pneumatic energy storage engine.
Background
At present, the field of engines mainly uses internal combustion engines and motors, and has the technical problems that the internal combustion engines consume non-renewable energy sources and pollute ecological environment, the energy sources used by alternating current motors mainly come from firepower and hydroelectric power generation and are used in a power grid, the current energy storage engines mainly comprise storage battery direct current motors and pneumatic motors, the technical problems that the storage batteries are limited by manufacturing materials, the production cost is high, the energy density is low, the stored electric energy is less, the working time is short, the charging time is long, the service life is short, safety problems such as fire disasters exist in the charging and using processes are solved, a large amount of high-pressure gas is required to be consumed when the pneumatic motors do work, and the application range is limited.
Disclosure of Invention
In order to solve the problems, the invention provides the pneumatic energy storage engine, the air tank is arranged to be filled with high-pressure air as power, high-pressure liquid is used as a force transmission medium, at least one group of a plurality of beating hammers arranged on the stator are driven by the pressure of the high-pressure liquid to strike the surface of the rotor by a tiny stroke and a certain angle under the action of the pressure of the high-pressure liquid, and the rotor is rotated by utilizing the explosive force generated when the high-pressure liquid is instantaneously released.
The invention aims to provide a pneumatic energy storage engine which comprises a machine body assembly, a power assembly and a power control assembly;
the fuselage assembly includes: the stator is internally provided with a rotor, two ends of the rotor are provided with bearings, the front end cover and the rear end cover are respectively arranged at the front end and the rear end of the stator, the outer surface of the rotor is provided with a rotor sleeve, at least one group of hammer sleeves are uniformly distributed on the stator from front to back, each group of hammer sleeves comprises a plurality of hammer sleeves uniformly and annularly arranged on the stator, and the top of the stator is provided with a lifting ring;
the power assembly comprises: the device comprises a beating hammer arranged in a hammer sleeve, a sealing ring is arranged around the beating hammer, springs are distributed between the top of the beating hammer and the hammer sleeve, a sealing plate is arranged at the outer end of the hammer sleeve and fixed on a stator through bolts, a sealing pad is arranged between the sealing plate and the stator, the device also comprises a gas tank for storing high-pressure gas, the gas tank is connected with a converter for storing high-pressure liquid through a high-pressure pipe II, a piston is arranged on the high-pressure liquid level of the converter, the high-pressure liquid at the lower part of the converter is respectively connected with a liquid inlet of a two-position two-way electromagnetic valve corresponding to each group of hammer sleeve through a high-pressure pipe III, each beating hammer corresponds to a high-pressure bin K, the two-position two-way electromagnetic valve is connected with a liquid inlet of a group of beating hammer high-pressure bin K corresponding to the beating hammer through a high-pressure pipe II, all the two-position two-way electromagnetic valves are connected with a liquid return tank together, a distributor is connected with a high-pressure liquid for distributing the beating hammer corresponding to the two-position two-way electromagnetic valve through a high-pressure pipe II, a stop valve is arranged on a pipeline of the converter, and the rear end of the stator is connected with a flywheel;
the power control assembly comprises: the two-position two-way electromagnetic valve is connected with the controller, the controller is provided with a travel switch of each group of driving hammers which are circularly arranged, the middle part in the controller is provided with a speed regulating motor, a control rod is fixed on a rotating shaft of the speed regulating motor through a bolt, the speed regulating motor is connected with the speed regulating switch and is connected with a storage battery circuit, each travel switch correspondingly connects the circuit to the two-position two-way electromagnetic valve which corresponds to one, the storage battery is connected with a charger, the charger is connected with a rotor, and the rotor drives the charger to charge the storage battery;
the axial center lines of the stator, the rotor, the front end cover and the rear end cover are assembled and then coincide on a center line, a striking hammer, a hammer sleeve, a sealing ring, a sealing plate and a sealing pad are used, a closed space K formed after the stator is assembled is defined as a high-pressure bin, a control rod rotates clockwise, when one of the travel switches is touched, a two-position two-way electromagnetic valve corresponding to the travel switch is connected, a valve core is firstly closed and then the liquid through hole is opened, the pressure of high-pressure liquid acts on the stressed area of the striking hammer, so that the striking hammer moves in the striking travel, the striking hammer strikes the surface of the rotor sleeve by using the explosion force generated when the high-pressure liquid is instantaneously released, the striking direction of the striking hammer is 40-50 degrees relative to the intersecting line of the radial section radius of the rotor sleeve, the component force F of the striking hammer acting on the surface of the rotor sleeve, namely the force F1 vertical to the radial radius, the rotor generates torque, the rotor rotates, after the surface of the rotor sleeve is struck by the hammer for 0.01-0.05 seconds, the two-position two-way electromagnetic valve is powered off, under the action of a spring of the two-position two-way electromagnetic valve, the valve core sequentially closes the pressure of the high-pressure liquid, the inlet of the high-pressure liquid is opened, the high-pressure liquid returns to the high-pressure bin to the original position, the high-pressure liquid returns to the original position, and the volume returns to the original position, and the high-pressure tank returns to the original position, and the pressure is recovered.
The further improvement is that: at least one group of a plurality of mounting holes which are equally divided into circumferences are processed on the circumference structure of the radial section of the stator and are used for mounting the hammer sleeve, the hammer sleeve is tightly matched and assembled in the stator, and the included angle of 40-50 degrees is designed on the intersection line of the axial center line of the mounting hole and the radial radius of the stator.
The further improvement is that: the rotor sleeve is of an alloy steel seamless circular tube annular structure, the integral heat treatment hardness is higher than HRC60, the inner surface and the outer surface of the rotor sleeve are finished, and the inner surface of the rotor sleeve and the outer surface of the rotor are tightly matched and assembled together.
The further improvement is that: the striking hammer is made of high-strength alloy steel, one end of the striking hammer is provided with a limiting structure, the other end of the striking hammer is conical, the striking surface of the striking hammer is hemispherical, after the striking hammer is assembled, the hemispherical surface of the end of the striking hammer and the outer surface of the rotor sleeve are provided with a gap of 0.1-3.0 mm, and the striking hammer and the hammer sleeve are in sliding fit.
The further improvement is that: a piston is designed between high-pressure gas and high-pressure liquid of the converter, the high-pressure liquid adopts hydraulic oil or emulsion, and the high-pressure gas adopts nitrogen or air.
The further improvement is that: the installation position of the liquid return box is higher than the liquid return port position of all two-position two-way electromagnetic valves.
The further improvement is that: the travel switch is installed and fixed on a dial-shaped disc of the controller, the number of the travel switch is the same as the number of the two-position two-way electromagnetic valves and the number of groups of striking hammers, the travel switch is uniformly distributed on a concentric circle and is powered by a storage battery, the travel switch correspondingly connects a circuit to the two-position two-way electromagnetic valves, the speed regulating motor is connected with the speed regulating switch and is connected with the storage battery circuit, the rotating speed of the speed regulating motor is controlled through adjusting the speed regulating switch, so that the rotor obtains the striking times of the striking hammers at different frequencies, the rotating speed of the rotor is adjusted, and the output power of the rotor is controlled.
The further improvement is that: in the working process of the air pressure energy storage engine in unit time, a small amount of high-pressure liquid is discharged, meanwhile, the pressure value of the high-pressure air is reduced in a small way, and in the state that the air pressure energy storage engine is stopped or not stopped, the discharged high-pressure liquid is charged into the converter again, so that the original design pressure value of the high-pressure air in the air tank can be recovered.
The further improvement is that: the flywheel is arranged on the central shaft of the rotor, and the flywheel is used for storing pulse energy output by high-pressure gas, so that the rotor stably and uniformly outputs mechanical energy.
The further improvement is that: after the high-pressure liquid and the high-pressure liquid leak, the high-pressure liquid needs to be added into the converter in a supplementing way, and the high-pressure liquid needs to be added into the gas tank in a supplementing way.
The invention has the beneficial effects that: the invention continuously converts the pressure energy of the high-pressure gas into mechanical energy in unit time by inputting quantitative high-pressure gas as the energy storage, has simple structure, low manufacturing and using cost, small size and large size, is convenient for inputting the high-pressure gas and liquid, has long working time and high output energy density, is longer as the stored high-pressure gas is stored, can realize industrial production, partially replaces the existing internal combustion engine and motor, does not influence the ecological environment, is beneficial to energy conservation and emission reduction, can provide power for various mobile machines, ships and automobiles, and can also provide power for fixed machines.
Drawings
FIG. 1 is a schematic block diagram of an embodiment of the present invention with a fuselage assembly in a side view.
FIG. 2 is a schematic block diagram of an embodiment of the present invention with the fuselage assembly in front view.
Fig. 3 is an enlarged sectional structural view at I in fig. 1.
Fig. 4 is a schematic diagram of a rotor force according to an embodiment of the present invention.
Wherein: 1-stator, 2-rotor, 3-bearing, 4-front end cover, 5-rotor sleeve, 6-distributor, 7-high pressure pipe I, 8-liquid return tank, 9-rear end cover, 10-flywheel, 11-converter, 12-piston, 13-high pressure liquid, 14-gas tank, 15-barometer, 16-high pressure gas, 17-filter, 18-stop valve, 19-two-position two-way solenoid valve, 20-controller, 21-travel switch, 22-control lever, 23-speed motor, 24-speed switch, 25-storage battery, 26-charger, 27-lifting ring, 28-beating hammer, 29-hammer sleeve, 30-sealing ring, 31-sealing glue, 32-spring, 33-sealing gasket, 34-sealing plate, 35-bolt, 36-high pressure pipe II, 37-high pressure pipe III, A, B, C, D, E, F, G, H-eight two-position two-way solenoid valves, a, b, c, d, e, f, g, h-travel switches corresponding to A, B, C, D, E, F, G, H-eight two-position two-way solenoid valves respectively, A1, A2, A3, A4, A5, A6, A7-two-position two-way solenoid valves corresponding to one set of beating hammer A.
Detailed Description
The present invention will be further described in detail with reference to examples, which are provided for the purpose of illustration only and are not intended to limit the scope of the present invention.
As shown in fig. 1-4, the present embodiment provides a pneumatic energy storage engine, which includes a body assembly, a power assembly and a power control assembly;
the machine body assembly is composed of the following parts: stator 1, rotor 2, bearing 3, front end cover 4, rotor cover 5, rear end cover 9, hammer cover 29, sealant 31, lifting ring 27.
The stator 1 is in a round tube shape, steel or cast iron is adopted, a casting structure is adopted, an inner surface is machined, a structure between the outer surface and the inner surface is designed into a weight-reducing structure, a mounting fixing bracket with a mounting hole is designed at the lower part, the mounting fixing bracket is fixedly connected with a foundation through a bolt through the mounting hole, a spigot structure is machined at two axial end faces, at least one group of a plurality of mounting holes which are equally divided into circumferences are machined on the circumferential structure of the radial section of the stator 1 and are used for mounting a hammer sleeve 29, the intersection line of the axial center line of the mounting hole and the radial radius of the stator 1 is designed into a 45-degree included angle, the hammer sleeve 29 is made of a high-strength wear-resistant alloy steel material, a T-shaped round tube-shaped structure is adopted, the whole outer surface of the hammer sleeve 29 is finely machined, the size meets the design tolerance requirement, the spigot structure is designed at the upper end, the spigot structure is tightly matched with the stator 1 and is mounted in the mounting hole of the stator 1, the lower surface and the side surface of the spigot of the hammer sleeve 29 are coated with sealant 31 before the mounting, the rotor 2 is of a cylindrical structure, the stepped shafts at the two ends and the rotor 2 body are designed into an integral solid structure, cast iron materials are adopted, the outer surface is finely machined, a lightening hole is designed between the central shaft and the outer surface of the rotor 2, the weight of the structure is lightened, the rotor sleeve 5 is of an alloy steel seamless circular tube annular structure, the integral heat treatment hardness HRC is more than 60, the inner surface and the outer surface are finely machined, the inner surface of the rotor sleeve 5 and the outer surface of the rotor 2 are tightly matched and assembled together, the front end cover 4 and the rear end cover 9 are designed into spheroidal graphite cast iron or medium carbon cast steel, the front end cover 4 and the rear end cover 9 are designed into a spigot structure with the mounting surface of the stator 1, the spigot structure is mounted on the two axial end surfaces of the stator 1 and fixed by using bolt connection, the axial central lines of the stator 1, the rotor 2, the front end cover 4 and the rear end cover 9 are ensured to be overlapped on a central line after assembly, the inner diameter of the bearing 3 is mounted on the rotor 2 connecting shaft, the outer diameter and the rotor 2 are installed in the front end cover 4 together, the center installation hole of the rear end cover 9, the outer surface of the rotor sleeve 5 and the inner surface of the stator 1 are 1-5 mm on one side of the clearance after the rotor 2 and the stator 1 are assembled, the lifting ring 27 is designed on the upper surface of the stator 1, and the lifting ring is installed on the center of gravity line position of the machine body on the stator.
The power assembly is composed of the following parts: the hydraulic hammer comprises a hammer 28, a sealing ring 30, a spring 32, a sealing gasket 33, a sealing plate 34, bolts 35, a converter 11, a piston 12, high-pressure liquid 13, a gas tank 14, high-pressure gas 16, a liquid return tank 8, a high-pressure pipe I7, a stop valve 18, a distributor 6 and a flywheel 10.
The closed space K formed by the hammer 28, the hammer sleeve 29, the sealing ring 30, the sealing plate 34, the sealing gasket 33 and the stator 1 after assembly is defined as a high-pressure bin.
The beating hammer 28 is made of high-strength alloy steel, has excellent high strength, high hardness and toughness, is in a T-shaped cylindrical structure, one end is designed with a limiting structure, the other end is conical, the beating surface is designed into a hemispherical shape, after assembly, the hemispherical surface of the end of the beating hammer 28 and the outer surface of the rotor sleeve 5 are designed with a gap of 0.5 mm, which is defined as the beating stroke of the beating hammer 28, the limiting end surface of the beating hammer 28 is propped against the inner surface of the sealing plate 34, the whole heat treatment hardness HRC of the beating hammer 28 is more than 60, the beating hammer 28 is in sliding fit with the hammer sleeve 29, the matching surface is finished, the sealing ring 30 is used for sealing with the hammer sleeve 29, the spring 32 is arranged below the seam allowance of the beating hammer 28, the pre-pressing stroke of the assembled spring 32 is more than fifty percent of the full stroke, the stroke of the rest spring 32 is larger than the beating stroke of the beating hammer 28, the sealing plate 34 is in a cylindrical shape, the material adopts high-quality structural steel, the sealing gasket 33 is made of high-strength hard sealing materials, the sealing plate 34 and the sealing gasket 33 are fixed on the mounting surface of the stator 1 by bolts 35, the gas tank 14 and the converter 11 are made of high-strength alloy steel, the gas tank 14 is filled with high-pressure gas 16, the barometer 15 is arranged, the stop valve 18, the filter 17, the high-pressure gas 16 adopts nitrogen or air, the high-pressure gas 16 is input into the converter 11 through a high-pressure pipe II 36, the converter 11 is a device for converting the high-pressure gas 16 into high-pressure liquid 13, a piston 12 is arranged between the high-pressure gas 16 and the high-pressure liquid 13 of the converter 11, the high-pressure liquid 13 is arranged at the lower part of the piston 12, the stop valve 18 is arranged at the end of the high-pressure gas tank 14, the distributor 6 is of a high-pressure resistant hollow annular structure by using a high-pressure pipe III 37 and is arranged on the mounting surface of the outer surface of the stator 1 by bolts, each group of beating hammers 28 corresponds to one distributor 6, a liquid outlet of high-pressure liquid 13 is designed corresponding to the liquid inlet of each high-pressure bin K on the annular structure of each distributor 6, a liquid inlet is designed corresponding to the liquid outlet of each two-position two-way electromagnetic valve 19, the liquid inlet of the converter 11 is connected to the liquid inlet of each two-position two-way electromagnetic valve 19 corresponding to each group by using a high-pressure pipe III 37, the liquid outlet of each two-position two-way electromagnetic valve 19 is connected to the liquid inlet of the distributor 6 by using a high-pressure pipe I7, the liquid outlets of each two-position two-way electromagnetic valve 19 are respectively connected to the liquid inlets of each group of high-pressure bins K, the liquid return outlet of each two-position two-way electromagnetic valve 19 is connected to the liquid return tank 8, in order to prevent the high-pressure liquid 13 from flowing into the liquid return tank 8 in the atmospheric pressure state, the installation position of the liquid return tank 8 is higher than the liquid return position of all the two-position two-way electromagnetic valves 19, the high-pressure liquid 13 adopts hydraulic oil or emulsion, and the flywheel 10 is installed on the central shaft of the rotor 2 and is in a key connection and bolted.
The power control assembly is composed of the following parts: the device comprises a two-position two-way electromagnetic valve 19, a travel switch 21, a control rod 22, a speed regulating motor 23, a speed regulating switch 24, a storage battery 25 and a charger 26.
The control rod 22 is fixed on the rotating shaft of the speed regulating motor 23 by using bolts, the travel switches 21 are installed and fixed on a dial-shaped disc, the number of the travel switches 21 is the same as the number of the two-position two-way electromagnetic valves 19 and the number of groups of the beating hammers 28, the travel switches a, b, c, d, e, f, g, h are uniformly distributed on concentric circles and are powered by the storage batteries 25, the circuits are correspondingly connected to the electromagnetic valves of the two-position two-way electromagnetic valves A, B, C, D, E, F, G, H by the travel switches a, b, c, d, e, f, g, h, the speed regulating motor 23 is connected with the speed regulating switch 24 and is in circuit connection with the storage batteries 25, the rotating speed of the speed regulating motor 23 is controlled by adjusting the speed regulating switch 21, so that the beating hammers 28 are obtained for different times by the rotor 2, the rotating speed of the rotor 2 is adjusted, the output power of the rotor 2 is controlled, and the charger 26 is driven by the rotor 2 to charge the storage batteries 25.
The stress condition of the rotor 2 of the pneumatic energy storage engine in this embodiment is expressed as follows in combination with fig. 4:
f is the striking force of the striking hammer 28, the pressure value of the high-pressure gas 16 is delta, F1 is a component force perpendicular to the radius of the radial circular section of the rotor 2, F2 is a component force with the striking direction pointing to the center of the radial circular section of the rotor 2, no work is done on the rotor 2, theta is the included angle between F and the force bearing direction of F1, f1=fcos theta, and the friction force between the striking hammer 28 and the sealing ring 30 and the rolling friction force of the rotor 2 are small and negligible.
The working principle of the air pressure energy storage engine according to the embodiment is expressed as follows by combining with fig. 1-3:
the high-pressure gas 16 is filled into the gas tank 14, the stop valve 18 is opened, the high-pressure gas 16 is connected into the converter 11 through the high-pressure pipe II 36, the piston 12 transmits the pressure force of the high-pressure gas 16 to the high-pressure liquid 13, the high-pressure liquid 13 is connected onto the liquid inlets of the two-position two-way electromagnetic valves of the groups A to H, and then connected onto the liquid inlets of the distributor 6, and then connected into each high-pressure bin K through the liquid outlet of the distributor 6, the two-position two-way electromagnetic valve 19 is in a long-closed state, at this moment, the high-pressure liquid 13 in the high-pressure bins K is in an atmospheric pressure state, the speed regulating switch 24 is switched on, the speed regulating motor 23 is started, the control rod 22 rotates clockwise, when the travel switch a is touched, the two-position two-way electromagnetic valve A of the group A is switched on, the liquid return port is firstly closed, then the liquid through port is opened, the normal-pressure liquid in the high-pressure bins K instantaneously becomes the high-pressure liquid 13, the pressure liquid 13 acts on the forced area of the hammer 28, the hammer 28 moves in the striking stroke, the striking hammer 28 is in the striking stroke, the rotor 5 is calculated by the striking force when the high-pressure liquid 13 instantaneously releases the rotor surface: since the striking direction of the striking hammer 8 is at an angle of 45 ° with respect to the intersection line of the radius of the radial section of the rotor housing 5, the component of the striking force F applied by the striking hammer 28 to the surface of the rotor housing 5, i.e., the force F1 perpendicular to the radial radius, is calculated as: the product of the striking force F and the cosine value of the 45-degree included angle f1=fcos θ generates a torque to the rotor 2, rotates the rotor 2, and calculates the torque as: after the product of the component force F1 and the radius length of the rotor 2 plus the thickness sum of the rotor sleeve 5, the hammer 28 strikes the surface of the rotor sleeve 5 for 0.01-0.05 seconds, the two-position two-way electromagnetic valve A is powered off, under the action of the spring of the two-position two-way electromagnetic valve A, the valve core sequentially closes the inlet of the high-pressure liquid 13, the liquid return port is opened, the high-pressure liquid 13 in the high-pressure bin K is enabled to be in the atmosphere, the pressure is restored to be atmospheric pressure, the hammer 28 moves under the action of the elastic force of the spring 32, the limiting surface is propped against the lower surface of the sealing plate 34, the hammer is restored to the original position, the high-pressure liquid 13 which is excessive due to the enlarged volume in the high-pressure bin K is discharged into the liquid return tank 8 through the liquid return port of the two-position two-way electromagnetic valve A, and the volume of the discharged high-pressure liquid 13 is calculated as follows: the product of the radial cross-sectional stress area and the striking stroke of the striking hammer 28 is achieved, at this time, the eight striking hammers 28 of the two-position two-way electromagnetic valve A complete a working cycle, which is called a stroke, then, with the continued rotation of the control rod 22, the stroke switches b to f are sequentially touched, so that the striking hammers 28 of the corresponding two-position two-way electromagnetic valve A group to H group sequentially work, the rotor 2 sequentially obtains the striking energy in the form of the pulse of the striking hammer 28, the rotor 2 obtains a stable rotating speed due to the energy storage and inertia effect of the flywheel 10, when the striking hammers 28 of the corresponding two-position two-way electromagnetic valve A group to H group are all done, the pneumatic energy storage engine completes a full stroke, with the continuous rotation of the control rod 22, the full stroke continuously works in a unit time, with the continuous work of the striking hammers 28, the discharged high-pressure liquid 13 gradually increases in the liquid return tank 8, the high-pressure liquid 13 in the converter 11 gradually decreases, the volume consumed by the high-pressure liquid 13 after the work of the air pressure engine in unit time can be calculated according to the volume of the high-pressure liquid 13 discharged by the times of doing work of all the hammers 28 in unit time, the number of each group of hammers 28 is multiplied by the volume of the liquid discharged by each hammer 28 in unit time, the number of times of striking in unit time is calculated, and therefore, the calculation result shows that the volume phase of the high-pressure gas 16 in the gas tank 14 and the converter 11 is large, the pressure value of the high-pressure gas 16 can be reduced, the pressure value of the high-pressure gas 16 after the work of the air pressure energy storage engine in unit time is calculated according to Boyle's law P1×V1=P2×V2 under the condition that the temperature is unchanged, when the pressure value is reduced, the high-pressure liquid 13 in the liquid return tank 8 is charged into the converter 11 again, the original design pressure value of the high-pressure gas 16 can be recovered, and the flywheel 10 is used for storing the pulse energy output by the high-pressure gas 16, so that the rotor 2 stably and uniformly outputs mechanical energy.
The present embodiment will be described in detail with reference to FIGS. 1-3
Setting: the radius of the inner surface of the stator 1 is 1004 mm, the material is spheroidal graphite alloy cast iron, the casting structure is provided with eight striking hammers 28 uniformly distributed on the radial circumference, eight striking hammers 28 corresponding to the A-H two-position two-way electromagnetic valve are axially designed, the total number of the striking hammers 28 is 64, and the angle of intersection of the striking direction of the striking hammers 28 and the radius of the radial section of the rotor 2 is 45 degrees.
Setting: the radius of the outer surface of the rotor 2 after the rotor sleeve is assembled is 1000 mm, the radius is 0.5m, the clearance single side between the outer surface of the rotor sleeve 5 and the inner surface of the stator 1 after the rotor 2 is assembled is 2 mm, the rotor 2 is made of ductile cast iron, the rotor sleeve 5 is made of alloy steel, and the overall heat treatment hardness is HRC62;
setting: the high pressure gas 16 has a pressure value of 25 mpa; the volume of the gas tank 14 is 1 cubic meter, which is equal to 1000 liters, and the volume of the converter 11 is 0.5 cubic meter, which is equal to 500 liters;
setting: the cross-sectional force-bearing area of the hammer 28 is 2 square centimeters, the stroke is 0.5 millimeter, namely 0.05 centimeter, and the radius is about 1.6 centimeter; an overall heat treatment hardness HRC62;
setting: the speed of the speed-regulating motor 23 is fixed at 15 revolutions per minute, namely 900 revolutions per hour, and the striking time interval of each group of striking hammers 28 is 0.5 seconds, namely 120 striking times per minute of each group of striking hammers 28, 7200 striking times per hour, and 8×7200=57600 striking times per hour of the whole striking hammers 28, or 64×900=57600 striking times.
The technical parameters set by the method are calculated as follows: the striking force f=2cm by 250KG/CM of the striking hammer 28, the component f1=500 KG by cos45 ° =350 KG, the total component of 8 outputs of a group of striking hammers 28 is f1total=8×350kg=2800 KG, the torque generated by the striking hammer 28 is 2800kg×0.5m=1400 KG of M, because the energy output by the striking hammer 28 is in the form of pulse, part of the energy is lost during the work, the torque output by the rotor 2 is about 1120 KG of M calculated according to twenty percent of energy loss, and the output power is 1120×2000/60= 37296 KG of M/s when the rotor 2 does work for 2000 rotations per minute, which is equal to 497 horsepower or 365 kw.
The volume of the consumed high-pressure liquid 13 per hour is calculated to be 2CM, namely 5.76 liters, 57.6 liters are consumed for 10 hours of doing work, the gas storage capacity of the high-pressure gas tank is 57.6/1000×100% = 5.76%, and after 10 hours of doing work, the pressure value of the high-pressure gas 16 in the gas tank 14 is 250KG/cm×10000 CM/10576 CM d=236.4 KG/square centimeter. I.e. 23.6 mpa, i.e. the pressure value of the high-pressure gas 16 drops by 5.6% after a continuous work of 10 hours in the described embodiment of the pneumatic energy storage engine according to the invention.
The number of times of striking by the striking hammer 28 can be controlled by adjusting the rotation speed of the speed-adjusting motor 23, and thus the output power of the rotor 2 can be controlled, if the other end of the control rod 22 is lengthened, the two travel switches 21 are simultaneously touched when the control rod 22 rotates, so that the two groups of striking hammers 28 do work simultaneously, the output power is doubled, and the pressure value of the high-pressure gas 16 is also doubled.
According to the calculation results of the embodiment, only a small amount of high-pressure liquid 13 is discharged in the working process of the air pressure energy storage engine in unit time, meanwhile, the pressure value of the high-pressure gas 16 is reduced slightly, the discharged high-pressure liquid 13 is charged into the converter 11 again in the air pressure energy storage engine non-stop state, and the original design pressure value of the high-pressure gas 16 in the air tank 14 can be recovered, so that the air pressure energy storage engine can work for a long time, the high-pressure gas 16 and the high-pressure liquid 13 have a small amount of leakage due to the damage of the sealing element and the like, the high-pressure liquid 13 needs to be added into the converter 11 in a supplementing mode, the high-pressure liquid 16 needs to be added into the air tank 14 in a supplementing mode, and the sealing element, the striking hammer 28 and the hammer sleeve 29 belong to vulnerable parts and are required to be checked and maintained or replaced frequently.
Claims (10)
1. A pneumatic energy storage engine, characterized in that: comprises a machine body assembly, a power assembly and a power control assembly;
the fuselage assembly includes: the novel lifting device comprises a stator (1), wherein a rotor (2) is arranged in the stator (1), bearings (3) are arranged at two ends of the rotor (2), a front end cover (4) and a rear end cover (9) are respectively arranged at the front end and the rear end of the stator (1), rotor sleeves (5) are arranged on the outer surface of the rotor (2), at least one group of hammer sleeves (29) are uniformly distributed on the stator (1) from front to back, each group of hammer sleeves (29) comprises a plurality of hammer sleeves (29) uniformly and annularly arranged on the stator (1), and a lifting ring (27) is arranged at the top of the stator (1);
the power assembly comprises: the utility model provides a hammer (28) in hammer cover (29), be provided with sealing washer (30) around hammer (28), be provided with spring (32) between hammer (28) top and the hammer cover (29), hammer cover (29) outer end is provided with shrouding (34), shrouding (34) are fixed on stator (1) through bolt (35), there is sealed pad (33) between shrouding (34) and stator (1), still include gas pitcher (14) that store high-pressure gas (16), gas pitcher (14) are connected converter (11) that store high-pressure liquid (13) through high-pressure pipe two (36), high-pressure liquid (13) of converter (11) sets up piston (12) on the liquid level, high-pressure liquid (13) of converter (11) lower part connect the feed-through high-pressure pipe three (37) respectively the feed-through of two-position solenoid valve (19) of corresponding each group hammer cover (29), two-position hammer (28) correspond one high-pressure storehouse K, two-position solenoid valve (19) are connected with the high-pressure solenoid valve (8) of its corresponding group feed-through high-pressure pipe one (7) feed-through high-pressure solenoid valve (8), all feed-through the common feed-through of high-pressure solenoid valve (8), the high-pressure pipe I (7) is connected with a distributor (6) for distributing high-pressure liquid to a group of striking hammers (28) corresponding to the two-position two-way electromagnetic valve (19), a stop valve (18) is arranged on a pipeline between the gas tank (14) and the converter (11), and the rear end of the stator (1) is connected with a flywheel (10);
the power control assembly comprises: the two-position two-way electromagnetic valve (19), two-position two-way electromagnetic valve (19) connect the controller (20), set up the travel switch (21) of every group of beating hammers (28) that the circular arrangement corresponds on the controller (20), set up the speed governing motor (23) in the middle of the controller (20), the pivot of speed governing motor (23) is fixed with the control lever (22) through the bolt, speed governing motor (23) connect speed governing switch (24) with battery (25) circuit connection, every travel switch (21) connects the circuit to two-position two-way electromagnetic valve (19) of one-to-one correspondence respectively, battery (25) connect charger (26), charger (26) connect rotor (2), rotor (2) drive charger (26) charge for battery (25);
the axial center lines of the stator (1), the rotor (2), the front end cover (4) and the rear end cover (9) are assembled and then coincide on a center line, a striking hammer (28), a hammer sleeve (29), a sealing ring (30), a sealing plate (34) and a sealing pad (33) are used for striking the surface of the rotor sleeve (5), a closed space K formed after the assembly of the stator (1) is defined as a high-pressure bin, a control rod (22) rotates clockwise, when one of the travel switches (21) is touched, a two-position two-way electromagnetic valve (19) corresponding to the travel switch (21) is connected, a valve core is firstly closed, then the liquid return port is opened, the pressure intensity of high-pressure liquid (13) acts on the stress area of the striking hammer (28), so that the striking hammer (28) moves in a striking stroke, the striking force generated by using the explosion force of the high-pressure liquid (13) during instant release is used for striking the surface of the rotor sleeve (5), the striking direction of the striking hammer (28) is 40-50 degrees included angle relative to the intersecting line of the radial section radius of the rotor sleeve (5), the striking hammer (28) acts on the surface of the rotor sleeve (5), namely, the force F of the striking hammer (28) acts on the rotor sleeve (5) in a direction perpendicular to the radial radius of the rotor (2), the two-position two-way electromagnetic valve (19) acts on the rotor (2) to generate a torque of the two-position two-way electromagnetic valve (19) when the two-position electromagnetic valve (2) rotates, and the force (0.01 second torque acts on the rotor (2), the valve core sequentially closes the inlet of the high-pressure liquid (13), opens the liquid return port, enables the high-pressure liquid (13) of the high-pressure bin K to be in the atmosphere, the pressure is restored to be in the atmosphere again, the striking hammer (28) moves under the elastic force of the spring (32) to enable the limiting surface to be propped against the lower surface of the sealing plate (34), the original position is restored, and in the process of restoring the striking hammer (28) to the original position, the high-pressure liquid (13) which is increased in the high-pressure bin K because of the volume is enlarged is discharged into the liquid return tank (8) through the liquid return port of the two-position two-way electromagnetic valve (19).
2. The pneumatic energy storage engine of claim 1, wherein: at least one group of a plurality of mounting holes which are equally divided into circumferences are processed on the circumference structure of the radial section of the stator (1) and are used for mounting the hammer sleeve (29), the hammer sleeve (29) is tightly matched and assembled in the stator (1), and the intersection line of the axial center line of the mounting hole and the radial radius of the stator (1) is designed to be an included angle of 40-50 degrees.
3. The pneumatic energy storage engine of claim 1, wherein: the rotor sleeve (5) is of an alloy steel seamless circular tube annular structure, the integral heat treatment hardness is higher than HRC60, the inner surface and the outer surface are finished, and the inner surface of the rotor sleeve (5) and the outer surface of the rotor (2) are tightly matched and assembled together.
4. The pneumatic energy storage engine of claim 1, wherein: the striking hammer (28) is made of high-strength alloy steel, one end of the striking hammer is provided with a limiting structure, the other end of the striking hammer is conical, the striking surface of the striking hammer is hemispherical, after the striking hammer is assembled, the hemispherical surface of the end of the striking hammer (28) and the outer surface of the rotor sleeve (5) are provided with a gap of 0.1-3.0 mm, and the striking hammer (28) and the hammer sleeve (29) are in sliding fit in an assembling relationship.
5. The pneumatic energy storage engine of claim 1, wherein: a piston (12) is arranged between high-pressure gas (16) and high-pressure liquid (13) of the converter (11), the high-pressure liquid (13) adopts hydraulic oil or emulsion, and the high-pressure gas (16) adopts nitrogen or air.
6. The pneumatic energy storage engine of claim 1, wherein: the installation position of the liquid return box (8) is higher than the liquid return opening position of all two-position two-way electromagnetic valves (19).
7. The pneumatic energy storage engine of claim 2, wherein: the travel switch (21) is installed and fixed on a dial-shaped disc of the controller (20), the number of the travel switch (21) is the same as the number of the two-position two-way electromagnetic valves (19) and the number of groups of the striking hammers (28), the travel switch (21) is uniformly distributed on a concentric circle and is powered by the storage battery (25), a circuit is correspondingly connected to the two-position two-way electromagnetic valves (19) by the travel switch (21), the speed regulating motor (23) is connected with the circuit of the storage battery (25), the rotating speed of the speed regulating motor (23) is controlled by adjusting the speed regulating switch (24), so that the rotor (2) obtains the striking times of the striking hammers (28) at different frequencies, the rotating speed of the rotor (2) is adjusted, and the output power of the rotor (2) is controlled.
8. The pneumatic energy storage engine of claim 1, wherein: in the working process of the air pressure energy storage engine in unit time, a small amount of high-pressure liquid (13) is discharged, meanwhile, the pressure value of high-pressure gas (16) is reduced slightly, and in the state that the air pressure energy storage engine is stopped or not stopped, the discharged high-pressure liquid (13) is charged into the converter (11) again, so that the original design pressure value of the high-pressure gas (16) in the air tank (14) can be recovered.
9. The pneumatic energy storage engine of claim 1, wherein: the flywheel (10) is arranged on the central shaft of the rotor (2), and the flywheel (10) is used for storing pulse energy output by the high-pressure gas (16) so that the rotor (2) stably and uniformly outputs mechanical energy.
10. The pneumatic energy storage engine of claim 1, wherein: after the high-pressure liquid (13) and the high-pressure liquid (16) leak, the high-pressure liquid (13) needs to be added into the converter (11) in a supplementing way, and the high-pressure liquid (16) needs to be added into the gas tank (14) in a supplementing way.
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| CN202011422180.4A CN112483340B (en) | 2020-12-08 | 2020-12-08 | Air pressure energy storage engine |
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| CN202011422180.4A CN112483340B (en) | 2020-12-08 | 2020-12-08 | Air pressure energy storage engine |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1340229A (en) * | 1971-09-14 | 1973-12-12 | Briden H | Devices for applying hammer blows to a body |
| CN1247136A (en) * | 1999-07-03 | 2000-03-15 | 田革 | Pneumatic energy-storing apparatus for automobile |
| CN1386657A (en) * | 2002-06-22 | 2002-12-25 | 王建军 | Automobile power system using compressed air as power |
| CN103129367A (en) * | 2011-12-03 | 2013-06-05 | 林军 | Air pressure flywheel electric automobile |
| CN107323258A (en) * | 2017-06-30 | 2017-11-07 | 武汉理工大学 | A kind of automobile energy multistage reclaims stocking system and method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE0201510D0 (en) * | 2002-05-17 | 2002-05-17 | Reijo Malefelt | Breakers |
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2020
- 2020-12-08 CN CN202011422180.4A patent/CN112483340B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1340229A (en) * | 1971-09-14 | 1973-12-12 | Briden H | Devices for applying hammer blows to a body |
| CN1247136A (en) * | 1999-07-03 | 2000-03-15 | 田革 | Pneumatic energy-storing apparatus for automobile |
| CN1386657A (en) * | 2002-06-22 | 2002-12-25 | 王建军 | Automobile power system using compressed air as power |
| CN103129367A (en) * | 2011-12-03 | 2013-06-05 | 林军 | Air pressure flywheel electric automobile |
| CN107323258A (en) * | 2017-06-30 | 2017-11-07 | 武汉理工大学 | A kind of automobile energy multistage reclaims stocking system and method |
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| CN112483340A (en) | 2021-03-12 |
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