A kind of method of eliminating double rotor piston engine twisting inertia power
Technical field
The present invention is mainly concerned with the piston-engined design field of double rotor, refers in particular to a kind of method of eliminating twisting inertia power.
Background technique
Reciprocating engine mainly contains conventional engine and rotary engine two classes.All utilize connecting rod to carry out power delivery on most of conventional engines.The scientific research personnel centers on connecting rod and has launched extensive studies over more than 100 year, is devoted to reduce inertia loading and side pressure by acquiring some assisting agencies simultaneously, overcomes the motion dead point, improves the motor transmission efficiency.Though these researchs make the power performance of conventional engine improve to a certain extent, because the intrinsic defect of power delivery part fails fundamentally to change the low density present situation of engine power.Rotary engine development and application success be the three-apexed rotor rotary piston engine of nineteen fifty-seven by German's wankel (Wankel) invention.This engine power density is relatively large, application prospect is considerable, but because the rotor shapes complexity causes manufacture cost high, and insoluble problem such as poor, the fuel economy difference of power performance makes the theoretic superiority of rotary engine up to the present fail to be not fully exerted when having sealing difficulty, low speed.
Lower specific power is not only restricting the further raising of reciprocating engine performance, and has limited the application of reciprocating engine in many occasions.Above-mentioned two class reciprocating engine are subjected to the restriction of power delivery part intrinsic defect, and specific power is difficult to reach 1(Kw/Kg).The low bottleneck that has become some equipment technology development of power source specific power.
In order to improve the characteristic of conventional piston formula motor, people have proposed multiple solution, wherein the double rotor piston engine is a very popular research direction, for many years, carried out a large amount of research both at home and abroad, these researchs are all tried hard to make a breakthrough on piston-engined power delivery structure of double rotor and transmission method, but the twisting inertia power problem that the research of existing double rotor piston engine brings when not considering to eliminate the non-uniform rotation of rotor.This inertial force can bring greater impact to motor integral body especially line shaft bearing when spinner velocity is higher.
Summary of the invention
The technical problem to be solved in the present invention is: the technical problem at prior art exists the invention provides the method that a kind of principle is simple, easy and simple to handle, can effectively eliminate double rotor piston engine twisting inertia power.
For solving the problems of the technologies described above, the present invention by the following technical solutions:
A kind of method of eliminating double rotor piston engine twisting inertia power, described double rotor piston engine comprises that two covers by ram assembly and the power unit that the differential driven unit that is attached thereto is constituted, is characterized in that: between the described power unit of two covers the reverse sync assembly that is used for offsetting the twisting inertia power that is produced when parts are done non-uniform rotation in the power unit is set.
As a further improvement on the present invention:
Concrete steps of the present invention are:
1. select the power way of output: select the suitable power way of output according to the piston-engined application of double rotor;
2. select the arrangement between two power units: select the suitable arrangement mode according to the piston-engined running environment of double rotor;
3. need to select two input components of reverse sync: selected according to concrete engineering construction structure;
4. select the component part of reverse sync assembly and suitable configuration mode to constitute the reverse sync assembly.
Described ram assembly comprises rotor I, rotor II, line shaft and cylinder body, coaxial and staggered being installed in the cylinder body of described rotor I and rotor II, and the moving mechanical axis rotates; Described differential driven unit is the mechanism that a cover degrees of freedom is, described differential driven unit comprises differential driven unit first input component, differential driven unit second input component, differential driven unit output member, described differential driven unit first input component, differential driven unit second input component are fixedlyed connected with the rotor II with the rotor I respectively, and described differential driven unit output member is connected with line shaft; Described reverse sync assembly comprises reverse sync assembly first input component, reverse sync assembly second input component, reverse sync assembly output member, reverse sync assembly middleware.
Described step 1. in, the described power way of output is that the parallel output of single shaft or single shaft vertical output or twin shaft are to transferring out.
The parallel output of described single shaft is meant that engine output shaft is connected two cover ram assemblies wherein on the line shaft of a cover, by the single shaft outputting power; Described single shaft vertical output is meant that engine output shaft is connected on the reverse sync assembly output member, perpendicular to line shaft axis single shaft outputting power; Described twin shaft is that two cover output shafts of mean engine are connected on the line shaft of two cover ram assemblies to transferring out, and one of them output shaft is hollow, and another output shaft is located in it, and diaxon is to transferring out power.
Described step 2. in, described arrangement is face-to-face mode or mode back-to-back; Described face-to-face mode is that the reverse sync assembly is located between the two cover ram assemblies, and two cover differential driven units place the two cover ram assembly outsides respectively; Described mode back-to-back is that the reverse sync assembly is located between the two cover differential driven units, and two cover ram assemblies place the two cover differential driven unit outsides respectively.
Described step 3. in, described two input components that need reverse sync are the rotor I in the ram assembly and the line shaft of rotor II or differential driven unit first input component and differential driven unit second input component or two cover power units.
Described two input components of reverse sync that need are connected on first input component and second input component of reverse sync assembly.
Described step 4. in, the component part of described reverse sync assembly is bevel gear or face gear, and described suitable configuration mode is that reverse sync assembly first input component, reverse sync assembly second input component, reverse sync assembly output member, reverse sync assembly middleware are square symmetry and arrange.
Compared with prior art, the invention has the advantages that:
1, the present invention is by between two cover ram assemblies or between the two differential driven units reverse sync assembly is set, solved the intrinsic twisting inertia power problem of domestic and international each double rotor piston engine scheme, thereby make that the advantage of this type of motor is more obvious, accelerate its practicalization;
2, behind the employing reverse sync assembly, rotor can alternately serve as the partial action of flywheel, can guarantee that motor can rotate continuously at non-power stroke;
3, behind the employing reverse sync assembly, both can eliminate the twisting inertia power that is produced when single group rotor is done differential motion, power can be confluxed again, the way of output has the parallel output of single shaft, single shaft vertical output, twin shaft to the multiple way of output such as transferring out, and application is extensive.
Description of drawings
Fig. 1 is for eliminating the method flow schematic representation of double rotor piston engine twisting inertia power;
Fig. 2 is the composition schematic representation of a cover power unit;
Fig. 3 forms schematic representation for the reverse sync assembly;
Fig. 4 is the principle schematic of a concrete application example;
Fig. 5 is the principle schematic of another concrete application example.
Marginal data
1, ram assembly; 10, line shaft; 11, rotor I; 12, rotor II; 2, differential driven unit; 21, differential driven unit first input component; 22, differential driven unit second input component; 23, differential driven unit output member; 3, reverse sync assembly; 30, reverse sync assembly output member; 31, reverse sync assembly first input component; 32, reverse sync assembly second input component; 33, reverse sync assembly middleware.
Embodiment
Below with reference to the drawings and specific embodiments the present invention is described in further detail.
A kind of method of eliminating double rotor piston engine twisting inertia power of the present invention, the power unit of double rotor piston engine for constituting by ram assembly 1 and the differential driven unit 2 that is attached thereto, reverse sync assembly 3 is located between the two cover power units, offsets the parts of power unit and makes the twisting inertia power that non-uniform rotation produces.By between two cover ram assemblies or between the two differential driven units reverse sync assembly is set, solved the intrinsic twisting inertia power problem of each double rotor piston engine, thereby made that the advantage of this type of motor is more obvious, accelerate its practicalization.
This method mainly may further comprise the steps:
1. select the power way of output: select the suitable power way of output according to the piston-engined application of double rotor;
2. select the arrangement between two power units: select the suitable arrangement mode according to the piston-engined running environment of double rotor;
3. need to select two input components of reverse sync: selected according to concrete engineering construction structure.
4. select the component part of reverse sync assembly and suitable configuration mode to constitute the reverse sync assembly.
As shown in Figure 1, ram assembly 1 comprises rotor I 11, rotor II 12, line shaft 10 and cylinder body 13, rotor I 11 and rotor II 12 are coaxial and intersect and be installed in the cylinder body 13, and moving mechanical axis 10 rotates, differential driven unit 2 is that a cover degrees of freedom is 1 mechanism, comprise differential driven unit first input component 21, differential driven unit second input component 22, differential driven unit output member 23, differential driven unit first input component 21, differential driven unit second input component 22 is fixedlyed connected with rotor II 12 with rotor I 11 respectively, and differential driven unit output member 23 is connected with line shaft 10.Differential driven unit 2 can be that as shown in Figure 1 the degrees of freedom of being made up of gear and connecting rod is 1 combined mechanism, also can be other mechanisms of other output differential motion.
As shown in Figures 2 and 3, reverse sync assembly 3 comprises reverse sync assembly first input component 31, reverse sync assembly second input component 32, reverse sync assembly output member 30, reverse sync assembly middleware 33.
Further, the power way of output can for the parallel output of single shaft or single shaft vertical output or twin shaft to transferring out.The parallel output of single shaft is meant that engine output shaft is cemented in two cover ram assemblies 1 wherein on the line shaft 10 of a cover, the single shaft outputting power.The single shaft vertical output is meant that engine output shaft is cemented on the reverse sync assembly output member 30, perpendicular to line shaft 10 axis single shaft outputting powers, twin shaft is that two cover output shafts of mean engine are cemented in respectively on the line shaft 10 of two cover ram assemblies 1 to transferring out, one of them output shaft is hollow, another output shaft is located in it, and diaxon is to transferring out power.After adopting the reverse sync assembly, both can eliminate the twisting inertia power that is produced when single group rotor is done differential motion, power can be confluxed again, the way of output have the parallel output of single shaft or or single shaft vertical output or twin shaft to the multiple way of output such as transferring out, application is extensive.
Further, arrangement can be dual mode face-to-face or back-to-back.Wherein, mode is that reverse sync assembly 3 is located between the two cover ram assemblies 1 face-to-face, and two cover differential driven units 2 place two cover ram assemblies, 1 outside respectively.Mode is that reverse sync assembly 3 is located between the two cover differential driven units 2 back-to-back, and two cover ram assemblies 1 place two cover differential driven units, 2 outsides respectively.
Further, needing two input components of reverse sync is the line shaft 10 of rotor I 11, rotor II 12 or differential driven unit first input component 21, differential driven unit second input component 22 or two cover power units.Need two input components of reverse sync to be cemented in respectively on reverse sync assembly first input component 31 and reverse sync assembly second input component 32 of reverse sync assembly.
Further the component part of reverse sync assembly is bevel gear or face gear.Suitable configuration mode is that reverse sync assembly first input component 31, reverse sync assembly second input component 32, reverse sync assembly output member 30, reverse sync assembly middleware 33 are square symmetry and arrange.
As shown in Figure 4, it is a concrete application example, this embodiment's the power way of output is the parallel output of single shaft, adopt aspectant arrangement, needing two input components of reverse sync is rotor I 11, rotor II 12, is fixed in respectively on reverse sync assembly first input component 31 and reverse sync assembly second input component 32.
As shown in Figure 5, be another concrete application example, this embodiment's the power way of output is the single shaft vertical output, motor with two the cover power units power flow concentration after by reverse sync assembly output member 30 outputting powers, adopt back-to-back arrangement, two input components that need reverse sync are the line shaft 10 of two cover power units, are cemented in respectively on reverse sync assembly first input component 31 and reverse sync assembly second input component 32 of reverse sync assembly.
The above only is a preferred implementation of the present invention, and protection scope of the present invention also not only is confined to the foregoing description, and all technological schemes that belongs under the thinking of the present invention all belong to protection scope of the present invention.Should propose, for those skilled in the art, in the improvements and modifications that do not break away under the principle of the invention prerequisite, these improvements and modifications also should be considered as protection scope of the present invention.