CN220487716U - Novel air-cooled rotor engine structure - Google Patents

Abstract

The utility model discloses a novel air-cooled rotor engine structure, which further comprises an air filter, a carburetor, an air inlet main pipe, a magneto-electric sensor and an inspiring integrated motor, wherein the air filter is connected with the carburetor, the carburetor is connected with the air inlet main pipe, the air inlet main pipe is connected with a front air inlet of a front cylinder cover, when a rotor rotates to a corresponding phase, the rotor air inlet of the rotor is communicated with the front air inlet of the front cylinder cover, when the rotor rotates to the corresponding phase, a rotor air outlet of the rotor is communicated with a rear air outlet of a rear cylinder cover, the inspiring integrated motor is connected with an eccentric shaft of a main shaft through one end key of the front cylinder cover, the magneto-electric sensor is arranged under the inspiring integrated motor and used for sensing a tooth missing signal of a fluted disc on the inspiring integrated motor, a spark plug is arranged on a cylinder body, the magneto-electric sensor and the spark plug are respectively electrically connected with an engine ECU, and radiating teeth are arranged outside the front cylinder cover, the cylinder body and the rear cylinder cover.

Description

Novel air-cooled rotor engine structure

Technical Field

The utility model belongs to the technical field of engines, and particularly relates to a novel air-cooled rotor engine structure.

Background

Compared with a reciprocating piston engine, the triangular rotor engine has no crank connecting rod structure and valve mechanism of the reciprocating piston engine, so that the triangular rotor engine has the advantages of simple structure, small volume, light weight, stable operation, low noise, large power-weight ratio and the like.

However, the existing novel rotor engines are all water-cooled engines, and the engine is complex in structure and small in power-weight ratio due to the fact that the engine is provided with a cooling water channel and a radiator, so that the novel rotor engines cannot be applied to an aviation system, are poor in dynamic performance and economical efficiency and low in reliability; in addition, the existing starter and generator are two independent electric devices, the parts are more, and the power-weight ratio of the engine is small, so that the novel air-cooled rotor engine with simple structure and large power-weight ratio needs to be developed, and the novel air-cooled rotor engine has a great market prospect.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art and provides a novel air-cooled rotor engine structure.

In order to solve the technical problems, the technical scheme of the utility model is as follows: the utility model provides a novel forced air cooling rotor engine structure, includes preceding cylinder cap, cylinder body, back cylinder cap, rotor and main shaft, preceding cylinder cap, cylinder body and back cylinder cap in proper order fixed connection form engine body, and the rotor is installed in the cavity of cylinder body, and main shaft passes preceding cylinder cap, cylinder body, rotor and back cylinder cap in proper order to main shaft both ends limit are located the centre bore bearing department of preceding cylinder cap and back cylinder cap, still include empty filter, carburetor, air intake manifold, magneto sensor and heuristic integrative motor, empty filter connects the carburetor, and the carburetor is connected air intake manifold, and the preceding air inlet of preceding cylinder cap is connected to the air intake manifold, and when the rotor changes to corresponding phase place, the rotor air inlet and the preceding air inlet intercommunication of rotor, when the rotor changes to corresponding phase place, the rotor gas vent of rotor and the back exhaust hole intercommunication of back cylinder cap, the one end key connection that the eccentric shaft of heuristic integrative motor and main shaft worn out preceding cylinder cap is used for responding to the tooth lack signal of heuristic integrative motor under, is provided with the spark plug on the cylinder body, and the magneto sensor and the spark plug is connected with engine ECU electricity respectively, preceding cylinder cap, cylinder cap and back cylinder cap outside all are provided with heat dissipation tooth.

Preferably, the air inlet manifold is connected with the front air inlet through an air inlet manifold, and the rear air outlet is connected with the exhaust pipe.

Preferably, the engine body is fixed on an engine bracket, the magneto-electric sensor is fixed on the engine bracket through a mounting bracket, and the magneto-electric sensor is arranged right below the inspiring integrated motor.

Preferably, the cylinder body includes cylinder body, spark plug mounting hole, spherical combustion chamber, location pinhole, radial seal spare mounting groove, bolt hole, jar pressure sensor mounting hole and lubrication oil duct, and the cylinder body evenly is equipped with three semicircle cavity along geometric center, forms petal-shaped cavity, and spherical combustion chamber has been seted up respectively at three top of three semicircle cavity, and spherical combustion chamber top is equipped with spark plug mounting hole and jar pressure sensor mounting hole, and adjacent semicircle cavity junction punishment do not has radial seal spare mounting groove, and radial seal spare is installed in radial seal spare mounting groove, all seted up lubrication oil duct on the three outer wall of cylinder body, lubrication oil duct and radial seal spare mounting groove intercommunication, cylinder body both ends face edge evenly distributed has location pinhole and bolt hole, and the outer wall of cylinder body is provided with radial heat dissipation tooth.

Preferably, the front cylinder cover comprises a front cylinder cover body and a front bearing, the front bearing is arranged at the center of the front cylinder cover body, an eccentric shaft of the main shaft is limited at the front bearing, a front lubricating oil hole, a front positioning pin hole, a front bolt hole and a front air inlet are formed in the front cylinder cover body, three front air inlets are uniformly distributed on the end face of the front cylinder cover body, when a rotor rotates to the phase position of the front air inlet, the rotor air inlet of the rotor is communicated with the front air inlet, three front lubricating oil holes are uniformly distributed at the position of the front cylinder cover body close to the edge, the position of the front lubricating oil hole corresponds to the position of an end face sealing piece of the rotor, a front positioning pin hole and a front bolt hole are uniformly distributed at the edge of the end face of the front cylinder cover body, the front positioning pin hole and the front bolt hole correspond to the positions of the positioning pin hole and the bolt hole respectively, and radial radiating teeth are formed on the outer wall of the front cylinder cover body.

Preferably, the rear cylinder cover comprises a rear cylinder cover body and a rear bearing, the rear bearing is arranged at the center of the rear cylinder cover body, a rear half shaft of the main shaft is limited at the rear bearing, three rear exhaust holes are uniformly distributed on the end face of the rear cylinder cover body, when the rotor rotates to the phase position of the rear exhaust holes, a rotor exhaust port of the rotor is communicated with the rear exhaust holes, three rear lubricating oil holes are uniformly distributed on the rear cylinder cover body near the edge, the positions of the rear lubricating oil holes correspond to the positions of end face sealing pieces of the rotor, rear positioning pin holes and rear bolt holes are uniformly distributed on the edge of the end face of the rear cylinder cover body, the rear positioning pin holes and the rear bolt holes correspond to the positions of the positioning pin holes and the bolt holes respectively, and radial radiating teeth are arranged on the outer wall of the rear cylinder cover body.

Preferably, the rotor is an 8-shaped rotor, a rotor air inlet, a rotor air outlet and an 8-shaped sealing element mounting groove are formed in the end face of the 8-shaped rotor, when the rotor rotates to the phase position of the front air inlet, the rotor air inlet of the rotor is communicated with the front air inlet, when the rotor rotates to the phase position of the rear air outlet, the rotor air outlet of the rotor is communicated with the rear air outlet, the 8-shaped sealing element mounting groove is formed in the edges of the two end faces of the rotor, and an end face sealing element is mounted in the 8-shaped sealing element mounting groove.

Preferably, the main shaft comprises an eccentric shaft and a rear half shaft, the rear side of the rear half shaft of the main shaft is provided with a counterweight, the front side of the rear half shaft is connected with the rear side of the eccentric shaft through a flat key for transmitting torque, the axial pretension of the rear half shaft and the eccentric shaft is fixed through an axial screw, the front side of the eccentric shaft is provided with an inspiring integrated motor, the inspiring integrated motor is connected with the eccentric shaft through a flat key, and the inspiring integrated motor is locked at the foremost side of the eccentric shaft through a nut.

Compared with the prior art, the utility model has the advantages that:

(1) The utility model discloses a novel air-cooled rotor engine structure, which removes cooling water cavities of a front cylinder cover, a cylinder body and a rear cylinder cover, wherein radial radiating teeth are arranged on the outer walls of the front cylinder cover, the cylinder body and the rear cylinder cover, and the radiating teeth are used for air-cooled cooling, so that the structure of an engine body is simplified, the power ratio is large, the engine structure can be applied to an aviation system, the dynamic property and the economical efficiency are high, and the reliability is high;

(2) According to the utility model, an air inlet way adopts an air inlet way premixing mode, fuel supply is completed through a carburetor, and a tooth missing signal of a fluted disc on an integrated motor is induced and inspired through a magneto-electric sensor, so that the position of a top dead center of an engine piston is judged, an ignition signal is input to an engine ECU, and the ECU controls the engine to ignite, thereby realizing accurate ignition;

(3) The starter and the generator are integrated by the integrated motor, so that the starter and the generator are simple in structure, low in cost, large in power ratio and high in reliability.

Drawings

FIG. 1 is a schematic diagram of a three-dimensional structure of a novel air-cooled rotor engine structure;

FIG. 2 is a schematic cross-sectional view of a novel air-cooled rotary engine structure according to the present utility model;

FIG. 3 is a schematic diagram of a front cylinder cover of a novel air-cooled rotary engine structure;

FIG. 4 is a schematic diagram of a rear cylinder cover of a novel air-cooled rotary engine structure;

FIG. 5 is a schematic diagram of a cylinder block structure of a novel air-cooled rotary engine structure according to the present utility model;

FIG. 6 is a schematic diagram of a main shaft structure of a novel air-cooled rotary engine structure according to the present utility model;

fig. 7 is a schematic diagram of a rotor structure of a novel air-cooled rotary engine structure according to the present utility model.

Reference numerals illustrate:

1. the engine comprises a front cylinder cover, 2, a cylinder body, 3, a rear cylinder cover, 4, a rotor, 5, an air filter, 6, a carburetor, 7, an air inlet header pipe, 8, an engine bracket, 9, a magneto-electric sensor, 10, a main shaft, 11, a heuristic integrated motor, 12, a spark plug, 13, heat dissipation teeth, 14, an air inlet header pipe, 15, an exhaust pipe, 16, a mounting bracket, 17 and a counterweight;

1-1 parts of front cylinder cover bodies, 1-2 parts of front bearings;

1-1-1 parts of front lubricating oil holes, 1-1-2 parts of front positioning pin holes, 1-1-3 parts of front bolt holes, 1-1-4 parts of front air inlets;

2-1 parts of cylinder body, 2-2 parts of spark plug mounting holes, 2-3 parts of spherical combustion chamber, 2-4 parts of positioning pin holes, 2-5 parts of radial sealing piece mounting grooves, 2-6 parts of bolt holes, 2-7 parts of cylinder pressure sensor mounting holes, 2-8 parts of lubricating oil ducts;

2-1-1, cavity;

3-1, a rear cylinder cover body, 3-2 and a rear bearing;

3-1-1 parts of rear exhaust holes, 3-1-2 parts of rear lubricating oil holes, 3-1-3 parts of rear positioning pin holes, 3-1-4 parts of rear bolt holes;

4-1, a rotor air inlet, 4-2, a rotor air outlet, 4-3, an 8-shaped sealing element mounting groove, 4-4 and an end surface sealing element;

10-1 parts of eccentric shaft, 10-2 parts of rear half shaft.

Detailed Description

The following describes specific embodiments of the present utility model with reference to examples:

it should be noted that the structures, proportions, sizes and the like illustrated in the present specification are used for being understood and read by those skilled in the art in combination with the disclosure of the present utility model, and are not intended to limit the applicable limitations of the present utility model, and any structural modifications, proportional changes or size adjustments should still fall within the scope of the disclosure of the present utility model without affecting the efficacy and achievement of the present utility model.

Example 1

As shown in fig. 1 and 2, the utility model discloses a novel air-cooled rotor engine structure, which comprises a front cylinder cover 1, a cylinder body 2, a rear cylinder cover 3, a rotor 4 and a main shaft 10, wherein the front cylinder cover 1, the cylinder body 2 and the rear cylinder cover 3 are sequentially and fixedly connected to form an engine body, the rotor 4 is installed in a cavity 2-1-1 of the cylinder body 2, the main shaft 10 sequentially passes through the front cylinder cover 1, the cylinder body 2, the rotor 4 and the rear cylinder cover 3, two ends of the main shaft 10 are limited at center hole bearings of the front cylinder cover 1 and the rear cylinder cover 3, the novel air-cooled rotor engine structure further comprises an air filter 5, a carburetor 6, an air inlet manifold 7, a magneto-electric sensor 9 and a heuristic integrated motor 11, the air filter 5 is connected with the carburetor 6, the carburetor 6 is connected with the air inlet manifold 7, the air inlet manifold 7 is connected with the front air inlet 1-1 of the front cylinder cover 1, when the rotor 4 rotates to a corresponding phase, the rotor air inlet 4-1 of the rotor 4 is communicated with the front air inlet 1-1-4, when the rotor 4 rotates to the corresponding phase, the rotor air outlet 4-2 of the rotor 4-1-1, the rotor 4-1-1 is communicated with the rear air outlet of the rear cylinder cover 3, two ends of the main shaft 10 are limited at center hole bearings of the front cylinder cover 1-1, the spindle 10, the magneto-electric sensor 11 and the magneto-electric sensor 10 is connected with the front cylinder cover 1 and the magneto-electric sensor 1, the magneto-electric sensor 11 is arranged at the front end of the front cylinder cover 2 and the electro-magnetic sensor 11, the electro-magnetic sensor is respectively, the spark plug 12 is arranged at the front end 12, the spark plug is arranged at the front end of the front end, and the front end of the front end is connected with the electro-magnetic motor, and the electro-valve 13, and the electro-valve 12, and the spark plug is respectively, and the electro-valve is respectively, and the front and the electro-valve is provided.

Example 2

As shown in fig. 1, 2 and 3, the intake manifold 7 is preferably connected to the front intake ports 1-1-4 via an intake manifold 14, and the rear exhaust ports 3-1-1 are preferably connected to an exhaust pipe 15.

As shown in fig. 1 and 2, preferably, the engine body is fixed to the engine bracket 8, the magneto sensor 9 is fixed to the engine bracket 8 through a mounting bracket 16, and the magneto sensor 9 is disposed directly below the heuristic motor 11.

Example 3

As shown in FIG. 5, preferably, the cylinder body 2 comprises a cylinder body 2-1, a spark plug mounting hole 2-2, a spherical combustion chamber 2-3, a positioning pin hole 2-4, a radial seal mounting groove 2-5, a bolt hole 2-6, a cylinder pressure sensor mounting hole 2-7 and a lubrication oil duct 2-8, wherein three semicircular cavities are uniformly arranged in the geometric center of the cylinder body 2-1 to form a petal-shaped cavity 2-1, the spherical combustion chamber 2-3 is respectively arranged at the three tops of the three semicircular cavities, the spark plug mounting hole 2-2 and the cylinder pressure sensor mounting hole 2-7 are respectively arranged at the tops of the spherical combustion chamber 2-3, the radial seal mounting groove 2-5 is respectively arranged at the joints of adjacent semicircular cavities, the radial seal is mounted in the radial seal mounting groove 2-5, the three outer walls of the cylinder body 2-1 are respectively provided with the lubrication oil duct 2-8, the lubrication oil duct 2-8 is communicated with the radial seal mounting groove 2-5, the edges of two end surfaces of the cylinder body 2-1 are uniformly distributed with the pin hole 2-2 and the radial seal mounting groove 2-7, and the radial oil duct 2-13 is arranged at the outer wall of the cylinder body 2-1.

Example 4

As shown in fig. 3, preferably, the front cylinder cover 1 includes a front cylinder cover body 1-1 and a front bearing 1-2, the front bearing 1-2 is mounted at the center of the front cylinder cover body 1-1, the eccentric shaft 10-1 of the main shaft 10 is limited at the front bearing 1-2, the front cylinder cover body 1-1 is provided with a front lubrication oil hole 1-1-1, a front positioning pin hole 1-1-2, a front bolt hole 1-1-3 and a front air inlet 1-1-4, three front air inlets 1-1-4 are uniformly distributed on the end surface of the front cylinder cover body 1-1, when the rotor 4 rotates to the phase of the front air inlet 1-1-4, the rotor air inlet 4-1 of the rotor 4 is communicated with the front air inlet 1-1-4, three front lubrication oil holes 1-1 are uniformly distributed at the side edges of the front cylinder cover body 1-1, the positions of the front lubrication oil holes 1-1-1 correspond to the positions of the end surface seals 4-4 of the rotor 4, the front positioning pin holes 1-1-1-2 and the front bolt holes 1-3 are uniformly distributed at the end surface edges of the front cylinder cover body 1-1-1, and the front positioning pin holes 1-1-3 and the front bolt holes 1-1-1-3 are radially corresponding to the positions of the front cylinder cover body 1-1-2 and the front cylinder cover body 1-4, and the front positioning pin holes and the front cylinder cover body 1-2 and the outer wall is radially and the front cylinder cover 1-3 and the front positioning pin holes 1-1-2 and the front cylinder cover 1 and the front cover is radially and has a radial positioning hole and a radial positioning structure.

As shown in fig. 4, preferably, the rear cylinder cover 3 includes a rear cylinder cover body 3-1 and a rear bearing 3-2, the rear bearing 3-2 is mounted at the center of the rear cylinder cover body 3-1, the rear half shaft 10-2 of the main shaft 10 is limited at the rear bearing 3-2, three rear exhaust holes 3-1-1 are uniformly distributed on the end surface of the rear cylinder cover body 3-1, when the rotor 4 rotates to the phase position of the rear exhaust holes 3-1-1, the rotor exhaust port 4-2 of the rotor 4 is communicated with the rear exhaust holes 3-1-1, three rear lubricating oil holes 3-1-2 are uniformly distributed at the edge of the rear cylinder cover body 3-1, the position of the rear lubricating oil holes 3-1-2 corresponds to the position of the end surface sealing piece 4-4 of the rotor 4, the rear positioning pin holes 3-1-3 and the rear bolt holes 3-1-4 are uniformly distributed at the end surface edge of the rear cylinder cover body 3-1, the rear positioning pin holes 3-1-3 and the rear bolt holes 3-1-4 correspond to the positions of the positioning pin holes 2-4 and the bolt holes 2-6 respectively, and the radiating teeth 13 are arranged on the outer wall of the rear cylinder cover body 3-1.

The front cylinder cover 1, the cylinder body 2 and the rear cylinder cover 3 pass through positioning pin holes (a front positioning pin hole 1-1-2, a positioning pin hole 2-4 and a rear positioning pin hole 3-1-3) to be positioned, and bolts pass through bolt holes (a front bolt hole 1-1-3, a bolt hole 2-6 and a rear bolt hole 3-1-4) to be fixedly connected to form an engine body.

Example 5

As shown in fig. 7, preferably, the rotor 4 is an "8" -shaped rotor, a rotor air inlet 4-1, a rotor air outlet 4-2 and an "8" -shaped sealing element mounting groove 4-3 are arranged on the end face of the "8" -shaped rotor, when the rotor 4 rotates to the phase position of the front air inlet 1-1-4, the rotor air inlet 4-1 of the rotor 4 is communicated with the front air inlet 1-4, when the rotor 4 rotates to the phase position of the rear air outlet 3-1, the rotor air outlet 4-2 of the rotor 4 is communicated with the rear air outlet 3-1, the edge of two end faces of the rotor 4 is provided with an "8" -shaped sealing element mounting groove 4-3, and an end face sealing element 4-4 is mounted in the "8" -shaped sealing element mounting groove 4-3.

The rotor 4 also comprises an outer phase gear, a gear locating pin, a gear fixing bolt and the like, the rear end face of the rotor 4 is provided with a gear locating pin hole and a gear fixing bolt hole, and the outer phase gear is fixed on the rear end face of the rotor through the gear locating pin and the gear fixing bolt.

Example 6

As shown in fig. 6, preferably, the main shaft 10 includes an eccentric shaft 10-1 and a rear half shaft 10-2, the rear side of the rear half shaft 10-2 of the main shaft 10 is provided with a counterweight 17, the front side of the rear half shaft 10-2 is connected with the rear side of the eccentric shaft 10-1 through a flat key for transmitting torque, the axial pretension of the rear half shaft 10-2 and the eccentric shaft 10-1 is fixed through an axial screw, the front side of the eccentric shaft 10-1 is provided with an inspiring integrated motor 11, the inspiring integrated motor 11 is connected with the eccentric shaft 10-1 through a flat key, and the inspiring integrated motor 11 is locked on the foremost side of the eccentric shaft 10-1 through a nut.

An axial oil duct and a radial oil duct are formed in the eccentric shaft 10-1 and the rear half shaft 10-2, and are communicated.

The utility model also comprises a starting system and an ignition system, wherein the starting system mainly comprises a heuristic integrated motor and a heuristic integrated motor controller; the ignition system includes CDI igniters, sensors, high voltage packages, spark plugs, and the like.

The working principle of the utility model is as follows:

as shown in fig. 1-7, the utility model discloses a novel air-cooled rotor engine structure, which comprises a front cylinder cover 1, a cylinder body 2, a rear cylinder cover 3, a rotor 4, an air filter 5, a carburetor 6, an air inlet main pipe 7, an engine bracket 8, a magneto sensor 9, a main shaft 10, a heuristic integrated motor 11, a spark plug 12, heat dissipation teeth 13, an exhaust pipe 15 and the like, wherein the air filter 5 is connected with the carburetor 6, the carburetor 6 is connected with the air inlet main pipe 7, the air inlet main pipe 7 is connected with the front air inlet 1-1-4 of the front cylinder cover 1, when the rotor 4 rotates to a corresponding phase, the rotor air inlet 4-1 of the rotor 4 is communicated with the front air inlet 1-4, when the rotor 4 rotates to the corresponding phase, a rotor air outlet 4-2 of the rotor is communicated with the rear exhaust hole 3-1-1 of the rear cylinder cover 3, the rear exhaust pipe 3-1-1 is connected with the exhaust pipe 15, the magneto sensor 9 is arranged under the heuristic integrated motor 11 and used for sensing tooth missing signals of a fluted disc on the heuristic integrated motor 11, and radial teeth 13 are arranged outside the front cylinder cover 1, the cylinder body 2 and the rear cylinder cover 3; according to the utility model, an air inlet channel premixing mode is adopted, fuel supply is completed through the carburetor 6, and a tooth missing signal of a fluted disc on the integrated motor 11 is sensed through the magneto-electric sensor 9, so that the position of the upper dead center of the engine is judged, an ignition signal is input to the engine ECU, and the engine is controlled to ignite by the ECU, so that accurate ignition is realized.

The inner molded surface of the cylinder body 2, the rotor 4, the front cylinder cover 1 and the rear cylinder cover 3 form three working chambers, the three working chambers are separated from each other by radial sealing strips arranged on the cylinder body 2, the three tops of the petal-shaped cylinder body are respectively provided with a spherical combustion chamber, the top of each combustion chamber is respectively provided with a spark plug and a cylinder pressure sensor, the spark plugs of the three combustion chambers are ignited at intervals, the interval angle is 240 DEG crank angle, and the rotation speed of an eccentric shaft is 2 times of that of the rotor, so that for one working chamber, the rotation angle of the eccentric shaft for completing one working cycle is 720 DEG; when the engine is started, air rushes through a throat pipe in the carburetor 6 to generate suction so as to suck fuel oil out of a float chamber through a spray pipe, the fuel oil is atomized, the atomized fuel oil flows through an air inlet manifold 7 and flows through an air inlet manifold 14, at the moment, mixed air enters a working chamber from the air inlet manifold 14 corresponding to the rotor air inlet 4-1, and slowly and anticlockwise rotates along with the driving of an 8-shaped rotor under the driving of an eccentric shaft 10-1, wherein a phase gear mechanism controls the movement track of the rotor, at the moment, the space of the first working chamber is compressed, when the space of the first working chamber is compressed to the minimum, a spark plug 12 is ignited, gas is rapidly combusted and expanded to push the 8-shaped rotor to rapidly rotate, and tail gas flows to a corresponding exhaust pipe 15 through a rotor air outlet 4-2 of the rotor after the working stroke is completed, so that the gas is discharged; and sequentially completing air intake, compression, work doing and air exhaust of the three working chambers.

The utility model discloses a novel air-cooled rotor engine structure, which removes cooling water cavities of a front cylinder cover, a cylinder body and a rear cylinder cover, wherein radial radiating teeth are arranged on the outer walls of the front cylinder cover, the cylinder body and the rear cylinder cover, and the radiating teeth are used for air-cooled cooling, so that the structure of an engine body is simplified, the power ratio is large, the novel air-cooled rotor engine structure can be applied to an aviation system, and the novel air-cooled rotor engine structure is high in dynamic property, economical efficiency and reliability.

The utility model adopts an air inlet channel premixing mode, fuel supply is completed through a carburetor, and a tooth missing signal of a fluted disc on an integrated motor is inspired through the induction of a magneto-electric sensor, so that the position of a top dead center of an engine piston is judged, an ignition signal is input to an engine ECU, the ECU controls the engine to ignite, and accurate ignition is realized.

The starter and the generator are integrated by the integrated motor, so that the starter and the generator are simple in structure, low in cost, large in power ratio and high in reliability.

While the preferred embodiments of the present utility model have been described in detail, the present utility model is not limited to the above embodiments, and various changes may be made without departing from the spirit of the present utility model within the knowledge of those skilled in the art.

Many other changes and modifications may be made without departing from the spirit and scope of the utility model. It is to be understood that the utility model is not to be limited to the specific embodiments, but only by the scope of the appended claims.

Claims (8)

1. The utility model provides a novel forced air cooling rotor engine structure, including preceding cylinder cap (1), cylinder body (2), back cylinder cap (3), rotor (4) and main shaft (10), preceding cylinder cap (1), cylinder body (2) and back cylinder cap (3) fixed connection in proper order form the engine body, in cavity (2-1-1) of cylinder body (2) are installed in rotor (4), main shaft (10) pass preceding cylinder cap (1), cylinder body (2), rotor (4) and back cylinder cap (3) in proper order, and main shaft (10) both ends limit are located the centre bore bearing department of preceding cylinder cap (1) and back cylinder cap (3), its characterized in that: still include air filter (5), carburetor (6), intake manifold (7), magneto sensor (9) and heuristic integrative motor (11), carburetor (6) are connected to air filter (5), intake manifold (7) are connected to carburetor (6), preceding air inlet (1-1-4) of preceding cylinder cap (1) are connected to intake manifold (7), rotor (4) turn to when corresponding phase place, rotor air inlet (4-1) and preceding air inlet (1-1-4) of rotor (4) communicate, rotor (4) turn to when corresponding phase place, rotor gas vent (4-2) of rotor (4) and back exhaust hole (3-1-1) of back cylinder cap (3) communicate, one end key connection of preceding cylinder cap (1) is worn out to eccentric shaft (10-1) of heuristic integrative motor (11) and main shaft (10), be used for sensing the tooth missing signal of fluted disc on the integrative motor (11) under heuristic integrative motor (11) is set up in magneto sensor (9), be provided with on cylinder body (2) and be provided with on magneto sensor (12), magneto sensor (9) and electronic spark plug (12) and heuristic motor (1) are connected respectively, spark plug (1) and spark cylinder cap (1) are connected respectively And heat dissipation teeth (13) are arranged outside the cylinder body (2) and the rear cylinder cover (3).

2. The novel air-cooled rotary engine structure of claim 1, wherein: the air inlet manifold (7) is connected with the front air inlet (1-1-4) through the air inlet manifold (14), and the rear air outlet (3-1-1) is connected with the air outlet pipe (15).

3. The novel air-cooled rotary engine structure of claim 1, wherein: the engine body is fixed on an engine support (8), the magneto-electric sensor (9) is fixed on the engine support (8) through a mounting support (16), and the magneto-electric sensor (9) is arranged right below the heuristic integrated motor (11).

4. The novel air-cooled rotary engine structure of claim 1, wherein: the cylinder body (2) comprises a cylinder body (2-1), a spark plug mounting hole (2-2), a spherical combustion chamber (2-3), a positioning pin hole (2-4), a radial seal piece mounting groove (2-5), bolt holes (2-6), a cylinder pressure sensor mounting hole (2-7) and a lubricating oil duct (2-8), wherein three semicircular cavities are uniformly arranged on the cylinder body (2-1) along the geometric center to form a petal-shaped cavity (2-1-1), the spherical combustion chamber (2-3) is respectively arranged at the three tops of the three semicircular cavities, the spherical combustion chamber (2-3) is provided with the spark plug mounting hole (2-2) and the cylinder pressure sensor mounting hole (2-7) at the top, the connecting part of the adjacent semicircular cavities is provided with the radial seal piece mounting groove (2-5), the radial seal piece is mounted in the radial seal piece mounting groove (2-5), the lubricating oil duct (2-8) is uniformly arranged on the three outer walls of the cylinder body (2-1), the lubricating oil duct (2-8) is uniformly communicated with the radial seal piece mounting groove (2-5) and the two pin holes (2-4) at the connecting part of the cylinder body (2-1), the outer wall of the cylinder body (2-1) is provided with radial radiating teeth (13).

5. The novel air-cooled rotary engine structure according to claim 4, wherein: the front cylinder cover (1) comprises a front cylinder cover body (1-1) and a front bearing (1-2), the front bearing (1-2) is arranged at the center of the front cylinder cover body (1-1), an eccentric shaft (10-1) of a main shaft (10) is limited at the front bearing (1-2), a front lubricating oil hole (1-1-1), a front positioning pin hole (1-1-2), a front bolt hole (1-1-3) and a front air inlet (1-1-4) are arranged on the front cylinder cover body (1-1), three front air inlets (1-1-4) are uniformly distributed on the end face of the front cylinder cover body (1-1), when the rotor (4) rotates to the phase position of the front air inlet (1-1-4), the rotor air inlet (4-1) of the rotor (4) is communicated with the front air inlet (1-1-4), three front lubricating oil holes (1-1) are uniformly distributed at the edge of the front cylinder cover body (1-1), the positions of the front lubricating oil holes (1-1-1) correspond to the end face sealing piece (4-4), front locating pin holes (1-1-2) and front bolt holes (1-1-3) are uniformly distributed in the edge of the end face of the front cylinder cover body (1-1), the positions of the front locating pin holes (1-1-2) and the front bolt holes (1-1-3) correspond to the positions of the locating pin holes (2-4) and the bolt holes (2-6) respectively, and radial radiating teeth (13) are arranged on the outer wall of the front cylinder cover body (1-1).

6. The novel air-cooled rotary engine structure according to claim 5, wherein: the rear cylinder cover (3) comprises a rear cylinder cover body (3-1) and a rear bearing (3-2), the rear bearing (3-2) is arranged at the center of the rear cylinder cover body (3-1), the rear half shaft (10-2) of the main shaft (10) is limited at the rear bearing (3-2), three rear exhaust holes (3-1-1) are uniformly distributed on the end face of the rear cylinder cover body (3-1), when the rotor (4) rotates to the phase position of the rear exhaust holes (3-1-1), a rotor exhaust port (4-2) of the rotor (4) is communicated with the rear exhaust holes (3-1-1), three rear lubricating oil holes (3-1-2) are uniformly distributed at the edge of the rear cylinder cover body (3-1), the positions of the rear lubricating oil holes (3-1-2) correspond to the positions of end face sealing pieces (4-4) of the rotor (4), rear positioning pin holes (3-1-3) and rear bolt holes (3-1-4) are uniformly distributed on the end face edges of the rear cylinder cover body (3-1), the positions of the rear positioning pin holes (3-1-3-4) correspond to the positions of the rear bolt holes (3-1-4-2) respectively, the outer wall of the rear cylinder cover body (3-1) is provided with radial radiating teeth (13).

7. The novel air-cooled rotary engine structure of claim 6, wherein: the rotor (4) is an 8-shaped rotor, a rotor air inlet (4-1), a rotor air outlet (4-2) and an 8-shaped sealing element mounting groove (4-3) are formed in the end face of the 8-shaped rotor, the edges of two end faces of the rotor (4) are provided with the 8-shaped sealing element mounting groove (4-3), and an end face sealing element (4-4) is arranged in the 8-shaped sealing element mounting groove (4-3).

8. The novel air-cooled rotary engine structure of claim 1, wherein: the main shaft (10) comprises an eccentric shaft (10-1) and a rear half shaft (10-2), a counterweight (17) is arranged on the rear side of the rear half shaft (10-2) of the main shaft (10), the front side of the rear half shaft (10-2) is connected with the rear side of the eccentric shaft (10-1) through a flat key and used for transmitting torque, axial pretension of the rear half shaft (10-2) and the eccentric shaft (10-1) is fixed through an axial screw, an inspiring integrated motor (11) is arranged on the front side of the eccentric shaft (10-1), the inspiring integrated motor (11) is connected with the eccentric shaft (10-1) through a flat key, and the inspiring integrated motor (11) is locked on the forefront side of the eccentric shaft (10-1) through a nut.