CN113482766A

CN113482766A - Rotor mechanism and vane rotary engine

Info

Publication number: CN113482766A
Application number: CN202110791032.8A
Authority: CN
Inventors: 李炳强
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-13
Filing date: 2021-07-13
Publication date: 2021-10-08

Abstract

The invention discloses a rotor mechanism and a vane rotary engine, the vane rotary engine comprises a casing assembly, a rotating shaft member and a rotor mechanism, the rotor mechanism comprises a rotor seat and at least one set of vane set, a first channel is arranged on the rotor seat, each set of vane set comprises a first vane and a second vane which are rotatably connected with the rotor seat, a casing inner cavity, a first input channel and a first output channel are arranged on the casing assembly, the rotor mechanism is positioned in the casing inner cavity and connected with the rotating shaft member, the first vane and the second vane can rotate under the action of fluid pressure in the first channel to abut against the wall surface of the casing inner cavity so as to separate a combustion cavity in the casing inner cavity, the combustion cavity can drive the rotor mechanism to rotate through combustion expansion of fuel to have different states, and the first input channel and the first output channel can be respectively communicated with the combustion cavities in different states. The invention can make the contact of the blade stable and reliable by using the pressure of the fluid, thereby improving the use reliability.

Description

Rotor mechanism and vane rotary engine

Technical Field

The invention relates to the technical field of engines, in particular to a rotor mechanism and a vane rotary engine.

Background

In the existing engines, the engines with mature technology are mainly a reciprocating piston engine and a rotor engine, for the rotor engine, the butt joint between the blade on the rotor and the inner cavity wall of the casing is generally realized through the rotation inertia of the blade or the elastic force of a spring, and aiming at the mode that the blade is in butt joint with the inner cavity wall of the casing through the rotation inertia of the blade, the butt joint effectiveness is poor, the butt joint failure is easy to occur, and the sealing performance of a cavity separated by the blade is influenced; the mode of butt between to the elastic force messenger leaf through the spring and the casing inner chamber wall, because the spring has certain life, may produce elasticity inefficacy after using longer time, influence the life of engine, also make simultaneously and produce the clearance between leaf and the casing inner chamber wall easily, influence the leakproofness of the cavity that the leaf was divided, need the regular maintenance of overhauing, and the setting of elastic component can lead to rotor mechanism's connection structure comparatively complicated, it is all comparatively troublesome to install and remove, be not convenient for use.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides a rotor mechanism which can input fluid into a first channel, can enable a first blade and a second blade to rotate and open under the action of the fluid pressure to be abutted with the inner cavity wall of a shell, has a simple and reasonable structure, can enable the abutting of the blades to be stable and reliable, and can improve the service reliability and the service life of the rotor mechanism.

The invention also provides a vane rotary engine with the rotor mechanism.

The rotor mechanism according to an embodiment of the first aspect of the present invention includes a rotor base, the rotor base being provided with a first passage through which a fluid enters, and a vane group, the vane group being provided with at least one group, each of the vane groups including a first vane and a second vane, the first vane and the second vane being rotatably connected to the rotor base and being capable of opening and closing with respect to each other, and the first vane and the second vane being capable of opening and closing with rotation under a fluid pressure in the first passage.

The rotor mechanism provided by the embodiment of the invention has at least the following beneficial effects: during the use, the rotor mechanism sets up in the casing inner chamber of casing subassembly, through at first passageway input fluid, makes first leaf and second leaf rotate to open under the effect of fluid pressure to the tip that makes first leaf and second leaf all can with the casing inner chamber wall between the butt, its simple structure is reasonable, through utilizing fluidic pressure, can make the butt of leaf reliable and stable, improves the reliability in utilization of rotor mechanism, and can improve the life of rotor mechanism.

According to some embodiments of the present invention, a first pressure chamber is formed between the wall surface of the rotor base and the wall surface of the first vane, a second pressure chamber is formed between the wall surface of the rotor base and the wall surface of the second vane, the first passage communicates with the first pressure chamber and the second pressure chamber, respectively, the first pressure chamber is capable of expanding and driving the first vane to rotate, and the second pressure chamber is capable of expanding and driving the second vane to rotate.

The vane rotary engine according to the embodiment of the second aspect of the invention comprises a casing assembly, a rotating shaft member and a rotor mechanism according to the embodiment of the first aspect of the invention; the casing assembly is provided with a casing inner cavity, a first input channel and a first output channel, the rotating shaft piece is rotatably connected with the casing assembly and penetrates through the casing inner cavity, the rotor mechanism is located in the casing inner cavity, the rotor seat is connected with the rotating shaft piece, the first blade and the second blade can rotate under the action of fluid pressure in the first channel to abut against the wall surface of the casing inner cavity, so that the first blade and the second blade in the blade group of the same group can separate a combustion cavity in the casing inner cavity, the combustion cavity has a first expansion state, a first compression state, a second expansion state and a second compression state, the first input channel can be communicated with the combustion cavity in the first expansion state, and the combustion cavity can be switched to the second expansion state from the first compression state through combustion expansion of fuel, the combustion chamber in the second expansion state can drive the rotor mechanism to rotate in the inner cavity of the shell, the first output channel can be communicated with the combustion chamber in the second compression state, and the rotor mechanism can rotate to enable the combustion chamber to be in the first expansion state, the first compression state, the second expansion state and the second compression state in sequence and to reciprocate cyclically.

According to the vane rotary engine provided by the embodiment of the invention, the following beneficial effects are at least achieved: when the combustion chamber is used, fluid is input into the first channel, the first blade and the second blade are enabled to rotate and open under the action of fluid pressure, so that the end part of the first blade and the end part of the second blade can abut against the peripheral wall of the inner cavity of the casing, and the first blade and the second blade in the same blade group can separate the combustion chamber from the inner cavity of the casing. The combustion chamber is in communication with the first inlet passage when in the first expanded state, gas and fuel being admitted to the combustion chamber through the first inlet passage, the rotor mechanism rotates to enable the first vane and the second vane to be opened and closed in a relative rotation mode, the combustion chamber is switched to a first compression state from a first expansion state, the volume of the combustion chamber is reduced, the gas and the fuel are compressed, the volume expansion of the combustion chamber is increased due to the fact that the fuel is combusted, the combustion chamber is switched to a second expansion state from the first compression state, and meanwhile, the rotor mechanism is driven to rotate in the inner cavity of the shell, the rotating shaft part is driven to rotate, power is output through the rotating shaft part, the combustion cavity is switched to a second compression state from a second expansion state along with the rotation of the rotor mechanism, the combustion cavity in the second compression state is communicated with the first output channel, the volume of the combustion cavity is reduced, and waste gas after combustion in the combustion cavity is discharged through the first output channel. The rotor mechanism realizes rotation through combustion expansion of fuel when the combustion chamber is in the second expansion state, the combustion chamber is sequentially in the first expansion state, the first compression state, the second expansion state and the second compression state through rotation of the rotor mechanism and reciprocates in a circulating mode, the structure is simple and reasonable, the rotor mechanism has a high power-volume ratio and can realize high running rotating speed, and by adopting the rotor mechanism, the butt joint of the blades can be stable and reliable by utilizing the pressure of fluid, the use reliability of the rotor mechanism is improved, and the service life of the engine can be prolonged.

According to some embodiments of the present invention, the casing assembly is provided with an air inlet and an air outlet, the first input channel is communicated with the casing inner cavity through the air inlet, the first output channel is communicated with the casing inner cavity through the air outlet, the rotor base is provided with at least two blade connecting portions, the blade connecting portions are distributed at intervals along the circumferential direction of the rotor base, the first blade and the second blade in the same blade group are respectively and correspondingly connected to two adjacent blade connecting portions, the blade connecting portions can shield the air inlet, and the blade connecting portions can shield the air outlet.

According to some embodiments of the invention, the sets of blades are provided with at least two sets of blades and are evenly spaced along the circumferential direction of the rotor base, and of the two adjacent sets of blades, the first blade of one set of blades and the second blade of the other set of blades can divide an auxiliary cavity into the inner cavity of the casing, the auxiliary cavity and the combustion cavity are alternately distributed along the circumferential direction of the rotor base, the casing assembly is provided with a second input channel and a second output channel which can be communicated with the inner cavity of the casing, the auxiliary cavity can be communicated with the second input channel, and the auxiliary cavity can be communicated with the second output channel.

According to some embodiments of the invention, the rotor mechanism is provided with a sealing structure capable of sealing a gap between a wall surface of the housing cavity and the rotor mechanism.

According to some embodiments of the present invention, the sealing structure includes leaf seals, the end of the first leaf and the end of the second leaf are rotatably connected with the leaf seals, the ends of the first leaf and the second leaf are respectively abutted with the peripheral wall of the inner cavity of the casing through the corresponding leaf seals, the leaf seals have abutting surfaces adapted to the peripheral wall of the inner cavity of the casing, and sealing strips are arranged on the abutting surfaces and can abut against the peripheral wall of the inner cavity of the casing; the leaf package includes connecting axle, first leaf seal portion and second leaf seal portion, the connecting axle wears to establish respectively first leaf seal portion with second leaf seal portion, first leaf seal portion with be equipped with first elastic component between the second leaf seal portion, first leaf seal portion with second leaf seal portion can under the effect of first elastic component respectively the butt in the lateral wall of casing inner chamber, be connected with the rolling member on the connecting axle, the outside of rolling member can the butt the perisporium of casing inner chamber, so that the rolling member can be followed the perisporium of casing inner chamber rolls.

According to some embodiments of the invention, a central cavity is provided in the rotor seat, a third inlet channel and a third outlet channel both communicable with the central cavity are provided on the casing assembly, and the central cavity is in communication with the first channel.

According to some embodiments of the invention, a plurality of centrifugal blades is arranged in the central cavity, the plurality of centrifugal blades being distributed in rotation around the axis of rotation of the rotor seat.

According to some embodiments of the invention, the enclosure assembly is provided with cooling channels around a peripheral side of the enclosure interior cavity.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic structural diagram of a rotary vane engine according to an embodiment of the present invention;

FIG. 2 is a schematic view of another perspective of the rotary vane engine of FIG. 1;

FIG. 3 is an exploded view of the rotary vane engine of FIG. 1;

FIG. 4 is a schematic cross-sectional view of the rotary vane engine of FIG. 1;

FIG. 5 is an enlarged view of portion A of FIG. 4;

FIG. 6 is a schematic cross-sectional view of the rotary vane engine of FIG. 4 in another state;

FIG. 7 is a schematic perspective cross-sectional view of the housing assembly of FIG. 1;

FIG. 8 is a schematic diagram of a portion of the rotary vane engine of FIG. 1;

FIG. 9 is a schematic perspective cross-sectional view of the rotary vane engine of FIG. 8;

FIG. 10 is a schematic view of the structure of the rotating shaft member shown in FIG. 8;

FIG. 11 is an exploded view of the rotor mechanism of FIG. 8;

FIG. 12 is a schematic view of the leaf seal of FIG. 8;

FIG. 13 is a schematic perspective cross-sectional view of the leaf seal of FIG. 12;

FIG. 14 is an exploded view of the leaf seal of FIG. 12;

fig. 15 is a schematic perspective sectional view of a vane rotary engine according to another embodiment of the present invention.

Reference numerals:

rotor base 100, first channel 101, central cavity 102, blade connection 110, centrifugal blade 120;

a vane group 200, a first pressure chamber 201, a second pressure chamber 202, a first vane 210, a second vane 220;

the housing assembly 300, the housing inner cavity 301, the combustion chamber 301a, the auxiliary chamber 301b, the first input channel 302, the inlet 302a, the first output channel 303, the outlet 303a, the second input channel 304, the second output channel 305, the third input channel 306, the third output channel 307, the cooling channel 308, the ignition assembly 310, the ignition port 311;

a rotating shaft member 400, a second channel 401, a third channel 402;

the leaf seal 500, the abutting surface 501, the sealing strip 510, the connecting shaft 520, the rolling element 521, the first leaf seal part 530, the second leaf seal part 540, the first elastic element 550 and the second elastic element 560;

rotor side seal group 600, side seal 610, valve seal 620 and seal ring 630;

a first position S1, a second position S2, a third position S3, and a fourth position S4.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that if an orientation description is referred to, for example, the directions or positional relationships indicated by upper, lower, left, right, etc., are based on the directions or positional relationships shown in the drawings, it is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, if several, more than, less than, more than, above, below, or within words appear, several means are one or more, several means are two or more, more than, less than, more than, etc. are understood as not including the number, and more than, less than, within, etc. are understood as including the number.

If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

Referring to fig. 4 and 8, a rotor mechanism includes a rotor base 100 and a vane set 200, the rotor base 100 is provided with a first passage 101 for fluid to enter, the vane set 200 is provided with at least one set, each set 200 includes a first vane 210 and a second vane 220, the first vane 210 and the second vane 220 are rotatably connected to the rotor base 100 and can be opened and closed relatively, and the first vane 210 and the second vane 220 can be opened and closed rotatably under the action of fluid pressure in the first passage 101.

As shown in fig. 4, 5 and 8, in use, the rotor mechanism is disposed in the casing inner cavity 301 of the casing assembly 300, and the first vane 210 and the second vane 220 are rotated and opened by the fluid pressure by inputting the fluid such as gas, liquid or gas-liquid mixture into the first passage 101, so that the end of the first vane 210 and the end of the second vane 220 can be abutted against the wall surface of the casing inner cavity 301.

In practical applications, the number of the vane sets 200, the specific structures of the first vane 210 and the second vane 220, and the specific communication mode of the first channel 101 may be set according to practical needs, and will not be described in detail herein, and will be described in detail below.

In some embodiments, a first pressure chamber 201 is formed between the wall surface of the rotor base 100 and the wall surface of the first vane 210, a second pressure chamber 202 is formed between the wall surface of the rotor base 100 and the wall surface of the second vane 220, the first passage 101 is respectively communicated with the first pressure chamber 201 and the second pressure chamber 202, the first pressure chamber 201 can expand and drive the first vane 210 to rotate, and the second pressure chamber 202 can expand and drive the second vane 220 to rotate.

It can be understood that, as shown in fig. 4 and 5, a first pressure chamber 201 is formed between the wall surface of the rotor holder 100 and the wall surface of the first vane 210 in cooperation, and a second pressure chamber 202 is formed between the wall surface of the rotor holder 100 and the wall surface of the second vane 220 in cooperation; in use, fluid in the first passage 101 enters the first pressure chamber 201 and the second pressure chamber 202, and when the fluid pressure in the first passage 101 increases, the pressure in the chambers of the first pressure chamber 201 and the second pressure chamber 202 increases, so that they can expand and act on the corresponding first vane 210 and second vane 220, causing them to rotate, and causing their ends to rotate into abutment with the wall surface of the casing inner chamber 301. The structure is simple, the connecting structure of the rotor mechanism can be simplified, the assembly or disassembly of the rotor mechanism is convenient, and the rotor mechanism is convenient to use.

In practical application, besides the above structure, the first channel 101 may also be disposed in the corresponding telescopic rod, and the telescopic rod is extended and retracted by fluid pressure to push the corresponding leaves to rotate, and similarly, structural principles such as an air cylinder or a hydraulic cylinder may also be employed to enable the corresponding leaves to rotate and abut against each other, which should be understood by those skilled in the art and will not be described herein again.

Referring to fig. 1, 2, 3 and 4, a vane rotary engine according to a second aspect embodiment of the present invention includes a casing assembly 300, a rotary shaft member 400 and a rotor mechanism according to the above first aspect embodiment of the present invention; the casing assembly 300 is provided with a casing inner cavity 301, a first input channel 302 and a first output channel 303, the rotating shaft 400 is rotatably connected to the casing assembly 300 and penetrates through the casing inner cavity 301, the rotor mechanism is located in the casing inner cavity 301, the rotor base 100 is connected with the rotating shaft 400, the first vane 210 and the second vane 220 can rotate under the action of fluid pressure in the first channel 101 to abut against the wall surface of the casing inner cavity 301, so that the first vane 210 and the second vane 220 in the same vane set 200 can separate a combustion cavity 301a in the casing inner cavity 301, the combustion cavity 301a has a first expansion state, a first compression state, a second expansion state and a second compression state, the first input channel 302 can be communicated with the combustion cavity 301a in the first expansion state, the combustion cavity 301a can be switched from the first compression state to the second expansion state through combustion expansion of fuel, the combustion cavity 301a in the second expansion state can drive the rotor mechanism to rotate in the casing inner cavity 301, the first output passage 303 can communicate with the combustion chamber 301a in the second compression state, and the rotor mechanism can cyclically reciprocate by rotating to bring the combustion chamber 301a into the first expansion state, the first compression state, the second expansion state, and the second compression state in this order.

It can be understood that, as shown in fig. 4, 5 and 6, in use, fluid is input into the first channel 101, the first vane 210 and the second vane 220 are rotated and opened under the action of fluid pressure, so that the end of the first vane 210 and the end of the second vane 220 can be abutted against the peripheral wall of the casing inner cavity 301, so that the first vane 210 and the second vane 220 in the same vane group 200 can separate a combustion chamber 301a in the casing inner cavity 301, referring to fig. 7, an ignition assembly 310 is connected to the casing assembly 300, the ignition assembly 310 is a spark plug, which is an ignition structure commonly used for an engine, the casing assembly 300 is provided with an ignition port 311 communicated with the casing inner cavity 301 corresponding to the ignition assembly 310 for the ignition of the ignition assembly 310, and the position of the ignition port 311 corresponds to the position of the combustion chamber 301a when the first compression state and the second expansion state are switched.

As will be described below with reference to fig. 4 and 6, when the rotor mechanism rotates clockwise around the rotary shaft 400, and the combustion chamber 301a rotates from the first position S1 to the second position S2, the volume of the combustion chamber 301a increases, and the combustion chamber 301a is in the first expansion state and communicates with the first input passage 302, and gas and fuel are input into the combustion chamber 301a through the first input passage 302 as the intake stroke of the engine; when the rotor mechanism rotates to open and close the first vane 210 and the second vane 220 relatively, and the combustion chamber 301a rotates from the second position S2 to the third position S3, the volume of the combustion chamber 301a decreases, and the combustion chamber is switched from the first expansion state to the first compression state, thereby compressing the gas and the fuel to form a compression stroke of the engine; when the combustion chamber 301a rotates to the illustrated third position S3, the combustion chamber 301a rotates to a position corresponding to the ignition assembly 310, the ignition assembly 310 ignites the fuel in the combustion chamber 301a, the volume expansion of the combustion chamber 301a due to the combustion of the fuel is increased, the combustion chamber 301a is switched from the first compression state to the second expansion state, the combustion chamber 301a rotates from the illustrated third position S3 to the fourth position S4, and simultaneously, the rotor mechanism is driven to rotate in the casing inner chamber 301 and drives the rotating shaft 400 to rotate, and power is output through the rotating shaft 400 to be the power stroke of the engine; in the process that the combustion chamber 301a rotates from the fourth position S4 to the first position S1 as the rotor mechanism rotates, the combustion chamber 301a is switched from the second expansion state to the second compression state, the combustion chamber 301a in the second compression state is communicated with the first output passage 303, the volume of the combustion chamber 301a is reduced, and the exhaust gas after combustion in the combustion chamber 301a is discharged through the first output passage 303 to be used as the exhaust stroke of the engine.

The rotor mechanism realizes rotation through combustion expansion of fuel when the combustion chamber 301a is in the second expansion state, the combustion chamber 301a is in the first expansion state, the first compression state, the second expansion state and the second compression state sequentially through rotation of the rotor mechanism and reciprocates in a circulating mode, the structure is simple and reasonable, the formed rotor type engine has a high power-volume ratio, four-stroke work of the engine is realized through one rotation of the rotor mechanism, high operation rotating speed can be realized, and by adopting the rotor mechanism, the butt joint of the blades can be stable and reliable through utilizing the pressure of fluid, the use reliability of the rotor mechanism is improved, and the service life of the engine can be prolonged.

In practical applications, the specific structures of the casing assembly 300, the rotating shaft member 400 and the rotor mechanism can be set according to practical use requirements, and will not be described in detail herein, and will be described in detail below; the ignition mode of the engine can also use the ignition mode such as compression ignition, namely, the gas in the combustion chamber 301a is compressed to raise the temperature, when the gas is compressed to the minimum volume, the fuel is input into the combustion chamber 301a, the fuel is mixed with the high-temperature gas to be combusted and expanded, the specific setting position of the first input channel 302 can be correspondingly set according to the actual use requirement, and the specific setting position can be gas introduction or the mixture of the gas and the fuel introduction; since the construction of the ignition assembly 310 and the principles of ignition schemes such as compression ignition are well known to those skilled in the art, embodiments of the present invention will not be described in detail herein.

In some embodiments, the casing assembly 300 is provided with an air inlet 302a and an air outlet 303a, the first input channel 302 is communicated with the casing inner cavity 301 through the air inlet 302a, the first output channel 303 is communicated with the casing inner cavity 301 through the air outlet 303a, the rotor base 100 is provided with the blade connection portions 110, the blade connection portions 110 are provided with at least two blades and are distributed at intervals along the circumferential direction of the rotor base 100, the first blade 210 and the second blade 220 in the same blade group 200 are respectively and correspondingly connected to two adjacent blade connection portions 110, the blade connection portions 110 can shield the air inlet 302a, and the blade connection portions 110 can shield the air outlet 303 a.

It can be understood that, as shown in fig. 4, 6, 7 and 8, the casing assembly 300 is provided with an air inlet 302a communicated with the first input channel 302 and an air outlet 303a communicated with the first output channel 303, when in use, as shown in fig. 6, the combustion chambers 301a at two sides below the rotor seat 100 are respectively in a first expansion state and a second compression state, the combustion chamber 301a in the first expansion state is communicated with the first input channel 302 through the air inlet 302a to realize the input of fuel and gas, and the combustion chamber 301a in the second compression state is communicated with the first output channel 303 through the air outlet 303a to realize the discharge of combustion waste gas; when the rotor mechanism rotates clockwise around the rotating shaft 400 from the state shown in fig. 6 to the state shown in fig. 4, the combustion chamber 301a originally in the second compression state is compressed to the minimum, the exhaust is completed, the corresponding vane connecting portion 110 shields the exhaust port 303a, at this time, the combustion chamber 301a originally in the second compression state is between the second compression state and the first expansion state, the combustion chamber 301a originally in the first expansion state is expanded to the maximum, the intake is completed, the corresponding vane connecting portion 110 shields the intake port 302a, and at this time, the combustion chamber 301a originally in the first expansion state is between the first expansion state and the first compression state; the rotor mechanism continues to rotate, the combustion chamber 301a in the second compression state is switched to the first expansion state, and the combustion chamber 301a in the first expansion state is switched to the first compression state, so that switching between exhaust and intake of the combustion chamber 301a is completed, the situation that the combustion chamber 301a is simultaneously communicated with the air inlet 302a and the air outlet 303a is avoided, and stable and reliable operation of the engine is ensured.

In practice, the specific shape and structure of the blade connection portion 110 can be set according to the specific shapes of the air inlet 302a and the air outlet 303a, and those skilled in the art can understand the specific shape and structure.

In some embodiments, the vane sets 200 are provided with at least two sets and are uniformly spaced along the circumferential direction of the rotor base 100, the first vane 210 of one set 200 and the second vane 220 of the other set 200 of the two adjacent sets 200 of the two sets 200 can partition an auxiliary chamber 301b in the casing inner chamber 301, the auxiliary chamber 301b and the combustion chamber 301a are alternately distributed along the circumferential direction of the rotor base 100, the casing assembly 300 is provided with a second input passage 304 and a second output passage 305 both capable of communicating with the casing inner chamber 301, the auxiliary chamber 301b can communicate with the second input passage 304, and the auxiliary chamber 301b can communicate with the second output passage 305.

It can be understood that, as shown in fig. 4, 7, 8 and 11, the vane sets 200 are provided with four sets and uniformly spaced along the circumferential direction of the rotor base 100, the first vane 210 and the second vane 220 in the same set of vane sets 200 separate the combustion chamber 301a in the casing inner chamber 301, in two adjacent sets of vane sets 200, the first vane 210 of one set of vane set 200 and the second vane 220 of the other set of vane set 200 can separate the auxiliary chamber 301b in the casing inner chamber 301, the four sets of vane sets 200 correspondingly separate eight chambers in the casing inner chamber 301, namely four combustion chambers 301a and four auxiliary chambers 301b, and the auxiliary chambers 301b and the combustion chambers 301a are alternately distributed along the circumferential direction of the rotor base 100; with reference to fig. 4, 6 and 7, fluid such as gas, liquid or gas-liquid mixture can be input into the auxiliary cavity 301b through the second input channel 304, the fluid absorbs heat from the housing inner cavity 301, and the fluid in the auxiliary cavity 301b is discharged through the second output channel 305, so as to dissipate heat, the auxiliary cavity 301b can be used as a cavity for separating adjacent combustion cavities 301a, and can be filled with cooling gas, cooling liquid or lubricating liquid, so as to achieve cooling and lubricating effects on the interior of the engine through the input of the second input channel 304 and the discharge of the second output channel 305, thereby being beneficial to reducing internal wear and vibration and improving durability; and, four combustion chamber 301a correspond its four-stroke of working, and the power output continuity of engine is better, convenient to use.

In practical applications, the vane groups 200 may be further specifically arranged into two, three or more groups, the specific structure of the rotor base 100 may be changed according to the specific arrangement condition of the vane groups 200, and valves or switch assemblies capable of controlling the on/off states of the second input channel 304 and the second output channel 305 may be respectively arranged on the second input channel 304 and the second output channel 305, so that the auxiliary cavity 301b is opened and communicated when rotated to the position corresponding to the auxiliary cavity, and the auxiliary cavity 301b is closed and disconnected when rotated to the position away from the position corresponding to the auxiliary cavity, which should be understood by those skilled in the art.

In some embodiments, the rotor mechanism is provided with a sealing structure capable of sealing a gap between the wall surface of the housing cavity 301 and the rotor mechanism.

It can be understood that, as shown in fig. 2, 7, 8 and 11, the sealing structure includes rotor side seals 600 disposed at the left and right sides of the rotor mechanism, the rotor side seals 600 include side seals 610, valve seals 620 and sealing rings 630, the side seals 610 are disposed at the left and right sides of the first vane 210 and the second vane 220 to seal the gap between the corresponding vane and the left and right side walls of the inner cavity 301 of the casing; the valve seal 620 is arranged on the blade connecting part 110, so that when the blade connecting part 110 shields the air inlet 302a or the air outlet 303a, a gap between the blade connecting part and the air inlet 302a or the air outlet 303a can be sealed, a better shielding effect is realized, and air leakage can be avoided; the sealing rings 630 are disposed on the left and right sidewalls of the rotor base 100 and surround the rotating shaft 400 to seal the gap between the rotating shaft 400 and the left and right sidewalls of the inner cavity 301 of the casing on the rotor base 100, so as to improve the sealing performance and facilitate the use.

In practical application, the first vane 210, the second vane 220, and the rotor seat 100 may be provided with a groove for accommodating the side seal 610, the valve seal 620, and the seal ring 630, and an elastic member such as a spring, an elastic sheet, etc. may be disposed in the groove, so as to enable the side seal 610, the valve seal 620, and the seal ring 630 to be relatively well abutted against the left and right sidewalls of the inner cavity 301 of the casing, so as to improve the sealing performance.

In some embodiments, the sealing structure includes a leaf seal 500, the end of the first leaf 210 and the end of the second leaf 220 are both rotatably connected with the leaf seal 500, the end of the first leaf 210 and the end of the second leaf 220 are respectively abutted against the peripheral wall of the housing inner cavity 301 through the corresponding leaf seal 500, the leaf seal 500 has an abutting surface 501 matched with the peripheral wall of the housing inner cavity 301, a sealing strip 510 is arranged on the abutting surface 501, and the sealing strip 510 can abut against the peripheral wall of the housing inner cavity 301; the leaf seal 500 comprises a connecting shaft 520, a first leaf seal part 530 and a second leaf seal part 540, the connecting shaft 520 penetrates through the first leaf seal part 530 and the second leaf seal part 540 respectively, a first elastic element 550 is arranged between the first leaf seal part 530 and the second leaf seal part 540, the first leaf seal part 530 and the second leaf seal part 540 can abut against the side wall of the inner cavity 301 of the machine shell under the action of the first elastic element 550 respectively, a rolling element 521 is connected onto the connecting shaft 520, the outer side of the rolling element 521 can abut against the peripheral wall of the inner cavity 301 of the machine shell, and therefore the rolling element 521 can roll along the peripheral wall of the inner cavity 301 of the machine shell.

It can be understood that, as shown in fig. 5, 8, 12, 13 and 14, the end of the first leaf 210 and the end of the second leaf 220 are both rotatably connected with a leaf seal 500, the leaf seal 500 has an abutting surface 501 adapted to the peripheral wall of the housing inner cavity 301, a sealing strip 510 is arranged on the abutting surface 501, a groove for accommodating the sealing strip 510 is correspondingly arranged on the leaf seal 500, and a second elastic element 560 is arranged in the groove, so that the sealing strip 510 can be well abutted against the peripheral wall of the housing inner cavity 301 under the action of the second elastic element 560, the abutting separation effect between the end of the first leaf 210 and the end of the second leaf 220 and the peripheral wall of the housing inner cavity 301 is good, and the sealing performance between the auxiliary cavity 301b and the combustion cavity 301a is good; when the leaf seal 500 moves along the peripheral wall of the inner cavity 301 of the casing, the abutting surface 501 abuts against the peripheral wall of the inner cavity 301 of the casing, and by arranging the rolling element 521, the rolling element 521 can roll along the peripheral wall of the inner cavity 301 of the casing, so that abutting friction on the leaf seal 500 can be reduced, the rotation of the first leaf 210 and the second leaf 220 can be relatively smooth, the rotating speed of the rotor mechanism can be conveniently improved, the stress effect of the connecting shaft 520 can be better, the radial shearing force can be reduced, the service life of the connecting shaft can be prolonged, meanwhile, the abrasion degree of the sealing strip 510 can be controlled by arranging the protruding degree of the rolling element 521 relative to the abutting surface 501, and the abrasion amount of the sealing strip 510 can be reduced; the first leaf seal 530 and the second leaf seal 540 can respectively abut against the side wall of the housing inner cavity 301 under the action of the first elastic member 550, and the gap between the leaf seal 500 and the left and right side walls of the housing inner cavity 301 can be reduced, so that better sealing performance is realized.

In practical applications, the rolling members 521 may be bearing members, and the number of the sealing strips 510 and the specific structure of the leaf seal 500 may be changed according to practical needs, and are not described herein again.

In some embodiments, a central cavity 102 is provided in rotor housing 100, a third inlet passage 306 and a third outlet passage 307 are provided in casing assembly 300, both of which are capable of communicating with central cavity 102, and central cavity 102 communicates with first passage 101.

It can be understood that, as shown in fig. 1, 4, 8, 9 and 10, a central cavity 102 is provided in the rotor base 100, a third input channel 306 and a third output channel 307 are provided on the casing assembly 300, the central cavity 102 is communicated with the first channel 101, a second channel 401 and a third channel 402 are provided on the rotating shaft member 400, an outlet end of the third input channel 306 is provided with an annular groove (not shown in the figure) to communicate with an inlet end of the second channel 401, an outlet end of the second channel 401 and an inlet end of the third channel 402 are both communicated with the central cavity 102, and an inlet end of the third output channel 307 is also provided with an annular groove (not shown in the figure) to communicate with an outlet end of the third channel 402. When the cooling device is used, fluid such as cooling gas, cooling liquid or a gas-liquid mixture can be input from the third input channel 306, the fluid is conveyed to the second channel 401 through the third input channel 306, is input into the central cavity 102 through the second channel 401, and is output through the third channel 402 and the third output channel 307 in sequence, so that cooling and heat dissipation in the rotor seat 100 and the rotating shaft member 400 are realized; at the same time, the fluid portion of the central chamber 102 enters the first passage 101, providing fluid pressure to the first and

second pressure chambers

201, 202, which can expand to force the first and

second vanes

210, 220 to rotate open and abut the walls of the casing interior 301.

In practical application, the input fluid may also be a lubricating liquid or the like to lubricate the inside of the rotor mechanism and the rotating shaft member 400, and the input of the fluid in the first channel 101 may also be through annular grooves correspondingly formed and communicated on the rotor base 100 and the casing, and the first channel 101 is communicated with the annular grooves, so that when the rotor rotates, the fluid input to the first channel 101 can be maintained, or the fluid with a certain pressure is filled in the first channel 101 when the rotor mechanism is manufactured, and the fluid can be specifically and correspondingly set according to actual use requirements, which is not described herein again.

In some embodiments, a plurality of centrifugal vanes 120 are disposed within the central cavity 102, the plurality of centrifugal vanes 120 being rotationally distributed about the axis of rotation of the rotor base 100.

It can be understood that, as shown in fig. 4 and fig. 9, a plurality of centrifugal blades 120 are disposed in the central cavity 102 and rotationally distributed around the rotational axis of the rotor base 100, when the rotor mechanism rotates, the fluid entering the central cavity 102 is uniformly sprinkled to the outer peripheral wall of the central cavity 102 under the action of the centrifugal blades 120, so as to achieve a better cooling effect, and meanwhile, through the action of the centrifugal blades 120, the fluid can be conveniently sucked into the middle of the central cavity 102, and output pressure is provided for the outer periphery of the central cavity 102 and the fluid is conveyed to the first channel 101, so that a certain fluid pressure is increased for the first channel 101, and the use is facilitated.

In practical applications, the specific structure, the number of the centrifugal blades 120 and the like can be set according to practical application requirements, and those skilled in the art should understand that the present disclosure is not limited thereto.

In some embodiments, the enclosure assembly 300 is provided with cooling channels 308 around the peripheral side of the enclosure interior 301. It can be understood that, as shown in fig. 2, fig. 4 and fig. 7, the casing assembly 300 is provided with a plurality of cooling channels 308 around the circumference of the casing inner cavity 301, the cooling channels 308 are communicated with each other and have an inlet and an outlet, when in use, by inputting a cooling fluid at the inlet end of the cooling channel 308, the cooling fluid flows around the circumference of the casing inner cavity 301 through the cooling channel 308 and absorbs heat, and then is output through the outlet end of the cooling channel 308, so that heat dissipation of the casing assembly 300 is realized, which is beneficial to avoiding overheating of an engine, improving the stability of the engine operation, and facilitating use. In practical applications, the specific configuration of the cooling channel 308 can be set according to practical needs, and will not be described herein.

Referring to fig. 15, another embodiment of the vane rotary engine is shown, wherein a plurality of rotor mechanisms may be arranged side by side along the axial direction of the rotating shaft member 400 to form an engine with a multi-rotor structure, the casing assembly 300 is correspondingly arranged according to the number of the rotor mechanisms, the rotating shaft member 400 may also be increased in length as needed, and the number of corresponding connecting members is increased, so that the formed vane rotary engine can adapt to a larger power device, and those skilled in the art should understand this, and will not be described herein again.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. A rotor mechanism, comprising:

the rotor comprises a rotor seat (100), wherein a first channel (101) for fluid to enter is arranged on the rotor seat (100);

the blade set (200), the blade set (200) is provided with at least one group, every group blade set (200) includes first leaf (210) and second leaf (220), first leaf (210) and second leaf (220) all rotate connect in rotor seat (100) and can rotate relatively and open and shut, first leaf (210) and second leaf (220) all can rotate under the effect of fluid pressure and open in first passageway (101).

2. A rotor mechanism according to claim 1,

the rotor comprises a rotor seat (100), a first pressure cavity (201) is formed between the wall surface of the rotor seat (100) and the wall surface of a first blade (210) in a matched mode, a second pressure cavity (202) is formed between the wall surface of the rotor seat (100) and the wall surface of a second blade (220) in a matched mode, a first channel (101) is communicated with the first pressure cavity (201) and the second pressure cavity (202) respectively, the first pressure cavity (201) can expand and can drive the first blade (210) to rotate, and the second pressure cavity (202) can expand and can drive the second blade (220) to rotate.

3. A vane rotary engine comprising a casing assembly (300), a rotary shaft member (400) and a rotor mechanism according to claim 1 or 2;

the casing assembly (300) is provided with a casing inner cavity (301), a first input channel (302) and a first output channel (303), the rotating shaft element (400) is rotatably connected to the casing assembly (300) and penetrates through the casing inner cavity (301), the rotor mechanism is located in the casing inner cavity (301), the rotor seat (100) is connected with the rotating shaft element (400), the first blade (210) and the second blade (220) can rotate to abut against the wall surface of the casing inner cavity (301) under the action of fluid pressure in the first channel (101), so that the first blade (210) and the second blade (220) in the same blade set (200) can separate a combustion cavity (301a) in the casing inner cavity (301), and the combustion cavity (301a) has a first expansion state, a first compression state, a second expansion state and a second compression state, the first input channel (302) can be communicated with the combustion chamber (301a) in a first expansion state, the combustion chamber (301a) can be switched from a first compression state to a second expansion state through combustion and expansion of fuel, the combustion chamber (301a) in the second expansion state can drive the rotor mechanism to rotate in the shell inner cavity (301), the first output channel (303) can be communicated with the combustion chamber (301a) in the second compression state, and the rotor mechanism can rotate to enable the combustion chamber (301a) to be in the first expansion state, the first compression state, the second expansion state and the second compression state sequentially and to reciprocate cyclically.

4. The rotary vane engine of claim 3,

be equipped with air inlet (302a) and gas vent (303a) on casing subassembly (300), first input channel (302) passes through air inlet (302a) with casing inner chamber (301) intercommunication, first output channel (303) pass through gas vent (303a) with casing inner chamber (301) intercommunication, be equipped with leaf connecting portion (110) on rotor seat (100), leaf connecting portion (110) are equipped with at least two and follow the circumference interval distribution of rotor seat (100), same group in leaf group (200) first leaf (210) with second leaf (220) correspond respectively in adjacent two leaf connecting portion (110), leaf connecting portion (110) can shelter from gas inlet (302a), leaf connecting portion (110) can shelter from gas vent (303 a).

5. The rotary vane engine of claim 3,

the vane sets (200) are provided with at least two sets and are uniformly distributed along the circumferential direction of the rotor base (100) at intervals, in two adjacent sets of the vane sets (200), the first vane (210) of one set of the vane sets (200) and the second vane (220) of the other set of the vane sets (200) can divide an auxiliary cavity (301b) in the casing inner cavity (301), the auxiliary cavity (301b) and the combustion cavity (301a) are alternately distributed along the circumferential direction of the rotor base (100), a second input channel (304) and a second output channel (305) which can be communicated with the casing inner cavity (301) are arranged on the casing assembly (300), the auxiliary cavity (301b) can be communicated with the second input channel (304), and the auxiliary cavity (301b) can be communicated with the second output channel (305).

6. The rotary vane engine of claim 3,

and the rotor mechanism is provided with a sealing structure which can seal a gap between the wall surface of the inner cavity (301) of the shell and the rotor mechanism.

7. The rotary vane engine of claim 6,

the sealing structure comprises a leaf seal (500), the end part of the first leaf (210) and the end part of the second leaf (220) are both rotatably connected with the leaf seal (500), the end part of the first leaf (210) and the end part of the second leaf (220) are respectively abutted against the peripheral wall of the inner cavity (301) of the machine shell through the corresponding leaf seal (500), the leaf seal (500) is provided with an abutting surface (501) matched with the peripheral wall of the inner cavity (301) of the machine shell, a sealing strip (510) is arranged on the abutting surface (501), and the sealing strip (510) can abut against the peripheral wall of the inner cavity (301) of the machine shell;

the leaf seal (500) comprises a connecting shaft (520), a first leaf seal part (530) and a second leaf seal part (540), the connecting shaft (520) penetrates through the first leaf seal part (530) and the second leaf seal part (540) respectively, a first elastic element (550) is arranged between the first leaf seal part (530) and the second leaf seal part (540), the first leaf seal part (530) and the second leaf seal part (540) can be abutted to the side wall of the inner cavity (301) of the machine shell under the action of the first elastic element (550), a rolling element (521) is connected to the connecting shaft (520), and the outer side of the rolling element (521) can be abutted to the peripheral wall of the inner cavity (301) of the machine shell, so that the rolling element (521) can roll along the peripheral wall of the inner cavity (301) of the machine shell.

8. The rotary vane engine of claim 3,

a central cavity (102) is arranged in the rotor seat (100), a third input channel (306) and a third output channel (307) which can be communicated with the central cavity (102) are arranged on the machine shell assembly (300), and the central cavity (102) is communicated with the first channel (101).

9. The rotary vane engine of claim 8,

a plurality of centrifugal blades (120) are arranged in the central cavity (102), and the centrifugal blades (120) are distributed in a rotating mode around the rotating axis of the rotor base (100).

10. The rotary vane engine of claim 3,

the shell assembly (300) is provided with a cooling channel (308) around the periphery of the shell inner cavity (301).