CN109826701A - A kind of fuel engines - Google Patents
A kind of fuel engines Download PDFInfo
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- CN109826701A CN109826701A CN201910246488.9A CN201910246488A CN109826701A CN 109826701 A CN109826701 A CN 109826701A CN 201910246488 A CN201910246488 A CN 201910246488A CN 109826701 A CN109826701 A CN 109826701A
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- 239000000446 fuel Substances 0.000 title claims abstract description 27
- 238000002485 combustion reaction Methods 0.000 claims abstract description 38
- 230000005540 biological transmission Effects 0.000 claims abstract description 28
- 238000007599 discharging Methods 0.000 claims abstract description 27
- 238000009434 installation Methods 0.000 claims description 10
- 239000007789 gas Substances 0.000 description 45
- 230000000694 effects Effects 0.000 description 17
- 238000003825 pressing Methods 0.000 description 7
- 238000004064 recycling Methods 0.000 description 6
- 230000001360 synchronised effect Effects 0.000 description 6
- 239000002912 waste gas Substances 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000029058 respiratory gaseous exchange Effects 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000005474 detonation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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Abstract
The present invention provides a kind of fuel engines, belong to automobile technical field.This fuel engines includes the air inlet discrimination hole being provided on cylinder body and exhaust qi hole, the top open part of cylinder body has a rotor being rotatably connected on cylinder body, a transmission gear is fixedly installed in shaft, a plenum axis and an air-discharging and supercharging axis are rotatably connected on cylinder body, it is respectively connected with a pressure gear engaged with transmission gear on plenum axis and air-discharging and supercharging axis, the air inlet turbine that air inlet qi hole interior air-flow can be driven to flow to combustion chamber direction when plenum axis is opposite with transmission gear rotation direction is provided on plenum axis；Being provided on air-discharging and supercharging axis can drive exhaust qi hole interior air-flow to the exhaust driven gas turbine flowed away from combustion chamber direction when air-discharging and supercharging axis is opposite with transmission gear rotation direction；The exhaust gas recirculation structure being provided on cylinder body between air inlet qi hole and exhaust qi hole.The present invention has many advantages, such as high comprehensive performance.
Description
Technical field
The invention belongs to automobile technical fields, are related to a kind of fuel engines.
Background technique
Fuel engines is widely used on the transit equipments such as automobile, and those skilled in the art are known: fuel engines is (special
Not petrol engine) fuel supply volume according near atomizer air inflow determine, air inflow is big, the torque of engine
Increase, uses turbo charged mode at the appropriate time in the prior art or full working scope promotes admission pressure, to increase
Big engine torque, turbocharger use exhausting waste gas pressure for power source, the exhaust gas turbine being arranged at waste gas exhaust pipe
Air inlet turbine connecting shaft with being arranged at inlet manifold, makes its synchronization, makes air inlet using exhaust gas pressure driving air inlet turbine rotation
Admission pressure increases at manifold, although this way technology maturation, also brings certain side effect and defect, such as exhaust gas
Exhaust resistance increase, cause exhausting waste gas to be not thorough, the residual of exhaust gas in the combustion chamber is more, burn indoor air-intake negative-pressure by
It influences, combustion residue is more, and carbon distribution is more, although the thorough burning that exhaust gas recycling is conducive to dyestuff still passes through increase
The mode of exhaust resistance is apparently not ideal structure, because it influences exhaust gas discharge frequency and makees to the back pressure of exhaust valve
With, moreover, generally high engine speeds Operation Conditions when turbocharger acts on, exhaust gas recycles under the operating condition necessity compared with
It is low；High exhaust temperatures are high to the connecting shaft rotating requires between exhaust gas turbine and air inlet turbine, keep turbocharger cost high, and
Service life is shorter.
Existing conventional engine by the way of exhaust valve, inlet valve to combustion chamber and exhaust manifold and inlet manifold into
In the ranks having a rest property alternate communication and cut-off, between valve and cylinder body tap frequency it is very big, and tap during caused by wear and can change
Become bags size and influence air-tightness, valve blow-by is the routinely failure of engine in use for some time, combustion
Burning room high temperature influences the reliable service life of valve lubrication and valve, this is also the defect and disadvantage of current conventional engine.
Based on this, the drawbacks of the application aims to solve the problem that the defect and available engine of said one or multiple prior arts.
Summary of the invention
In view of the above problems existing in the prior art, the purpose of the present invention is to provide a kind of fuel engines, the present invention
The technical problem to be solved is that how to increase admission pressure and pressure at expulsion, exhaust gas is promoted to recycle, improves the comprehensive of engine
Close performance.
Object of the invention can be realized by the following technical scheme: a kind of fuel engines, and fuel engines includes cylinder
Body is slidably connected at the intracorporal piston of cylinder and the crankshaft with piston hinge, which is characterized in that this fuel engines includes being provided with
Air inlet discrimination hole and exhaust qi hole on cylinder body, the top opening of the cylinder body, the top open part of the cylinder body have a rotation
The rotor being connected on cylinder body, the inboard wall of cylinder block face, piston top surface and rotor bottom surface form the combustion chamber of engine, institute
The center for stating rotor is fixedly connected with a shaft, the shaft and crankshaft-synchronous, and one is offered on the rotor through rotor floor
The notch of portion's wall surface, the notch can be connected to air inlet qi hole and combustion chamber or outlet qi hole and combustion chamber, consolidate in the shaft
Surely it is provided with a transmission gear, a plenum axis and an air-discharging and supercharging axis are rotatably connected on the cylinder body, the air inlet increases
It is respectively connected with a pressure gear engaged with transmission gear on last item and air-discharging and supercharging axis, is provided with position on the plenum axis
In air inlet qi hole interior air-flow capable of being driven in air inlet qi hole and when plenum axis is opposite with transmission gear rotation direction to combustion
Burn the air inlet turbine of room direction flowing；Be provided on the air-discharging and supercharging axis be located at exhaust qi hole in and can be in air-discharging and supercharging
Axis drives exhaust qi hole interior air-flow to the exhaust driven gas turbine flowed away from combustion chamber direction when opposite with transmission gear rotation direction；
The circulating slot of an annular is offered on the cylinder body, the circulating slot is located at air inlet qi hole and is vented the upper of qi hole
Side, the circulating slot and the intersection intercommunication of air inlet qi hole, the circulating slot and exhaust qi hole intersection intercommunication, it is solid on the rotor
Surely it is provided with a turntable being rotatably connected on cylinder body, the lower surface of the turntable is circumferentially uniformly fixed with several installation axles, institute
It states and a disc is rotatably connected to by a torsional spring in installation axle, the torsional spring drives disc parallel with the radial line of turntable, described to follow
Annular groove is provided with several convex blocks on the side wall of air inlet Qi Kongchu, the disc can by convex block limit and around corresponding
Installation axle rotation.
The intake and exhaust valves of conventional engines are replaced by rotor and the notch being provided on rotor, and notch alternately makes
The connection in air inlet qi hole and outlet qi hole and combustion chamber, realization select an air inlet or exhaust, make the activity at engine breathing position
Part is reduced, and there is no hitting, reduces the abrasion between engine noise and movable part.
Exhaust gas is rotated at discharge manifold by turntable, the space of storage exhaust gas is formed between adjacent disc, by exhaust gas portion
Divide and carry to air inlet Qi Kongchu, be inhaled into combustion chamber under the air-intake negative-pressure of fresh air, in order to avoid fresh air entrance
Several protrusions are arranged close to the position of inlet manifold on the side wall of circulating slot in discharge manifold, disc by raised role and
It swings, keeps the disc being located near air inlet qi hole oblique, i.e., it is smaller to the gas-flow resistance above air inlet qi hole, on the one hand use
In release exhaust gas to air inlet qi hole, on the other hand prevent fresh air by disc " driving " to circulating slot.
Exhaust gas recycling is conducive to substance imperfect combustion in exhaust gas and is burning, and can also carry out the waste heat in exhaust gas
It recycles, reduces the tail gas harmful substance contents of engine, improve the performance of engine.
Rotor rotation, rotates air inlet turbine, increases air inlet Qi Kongchu to the air-intake negative-pressure in combustion chamber direction, to increase
Big air inflow, increases fuel supply volume, and then increases the discharge capacity of engine；Rotor rotation, rotates exhaust driven gas turbine, makes to be vented
Pressure at expulsion of the Qi Kongchu away from combustion chamber direction increases, to improve exhaust efficiency, indirectly increases air inflow, supplies fuel oil
Increase to amount, and then increases the discharge capacity of engine
The intake and exhaust valves of conventional engines are replaced by rotor and the notch being provided on rotor, and notch alternately makes
The connection in air inlet qi hole and outlet qi hole and combustion chamber, realization select an air inlet or exhaust, make the activity at engine breathing position
Part is reduced, and there is no hitting, reduces the abrasion between engine noise and movable part.
The rotation of rotor, can also drive homogenizing for mixed gas in combustion chamber, and the presence of notch makes the indoor air flow that burns
By notch drag effect and spiral circulation, realize the mixing of mixed gas, in the combustion chamber formed vortex, increase burning
A possibility that thorough, increases air-intake negative-pressure, improves pressure at expulsion, and air inlet qi hole and exhaust qi hole can also be spirally distributed
The outside of cylinder body makes it echo rotor bring vortex, keeps said effect more significant, the presence of vortex can also be shortened by point
Fire is to the time burnt comprehensively, a possibility that reducing detonation, keeps burning more thorough, improves exhaust mass.
Plenum axis and air-discharging and supercharging axis are evenly distributed on outside rotor, are improved for the stability of rotation to rotor,
So that stress in its rotation process is shared and is cancelled out each other, improves reliability.
In a kind of above-mentioned fuel engines, between the plenum axis and pressure gear, air-discharging and supercharging axis and increase
A speed limiting clutch is provided between knob wheel, the speed limiting clutch includes the inner ring being connected with plenum axis, is arranged
Connected type frame, the limit sleeve being set in outside type frame, the interior clutch ring being rotatably connected on outside limit sleeve outside inner ring and with inner ring
With the outer clutch ring being set in outside interior clutch ring, the type frame lateral wall has several limit notch, turns in the limit notch
It is dynamic to be connected with transmission roller, it is radially slidably connected on the interior clutch ring and the transmission one-to-one mounting rack of roller, institute
Stating mounting rack includes a pin shaft and two guiding axis, is rotatably connected to and is fastened between two transmission rollers on the pin shaft
Roller is limited, pilot hole corresponding with guiding axis is offered on the interior clutch ring, the guiding axis is sliding along inner ring radial line direction
Dynamic to be connected in pilot hole, the pin shaft is fixed between the inner end of two guiding axis, two guiding axis of same mounting rack
A bonding pad is fixedly connected between outer end, the bonding pad can be resisted against on the inner wall of outer clutch ring, the guiding axis with
The preloading spring being connected between interior clutch ring under compressive state；The pressure gear is fixed on outer clutch ring.
Air inlet turbine is not suitable for opening under low engine speed operating condition, and turbocharger is in low speed situations in conventional engines
Under the reason of being not turned on, be on the one hand that exhaust gas pressure is smaller under speed operation, the turbine high speed at inlet manifold can not be driven to revolve
Turn, is on the other hand the fuel-economizing for mainly considering engine under speed operation, air inflow increase will increase oil inlet quantity, to influence
The fuel-economizing of engine.
Based on this, in the application, a speed limiting clutch is connected between plenum axis and pressure gear, the clutch
Working principle is as follows: when shaft slowly runs, transmission roller is smaller to the active force of limit roller, can not drive preloading spring
It compresses and slides in and out guiding axis, and the centrifugal force of mounting rack is smaller, smaller to the pressing force of preloading spring, bonding pad is not
Can be resisted against on outer clutch ring inner wall, make to separate between inner ring and the relatively outer clutch ring of interior clutch ring, i.e., pressure gear rotation and
Plenum axis does not rotate, and realization is not interfered air inflow under low engine speed operating condition；In shaft high-speed rotation, pass
Dynamic roller is larger to the active force of limit roller, and preloading spring can be driven to compress and slide in and out guiding axis, and installed
The centrifugal force of frame relatively reaches, and relatively reaches to the pressing force of preloading spring, and bonding pad is pressed on outer clutch ring inner wall, make inner ring and it is interior from
It closes to enclose between relatively outer clutch ring and combine, is i.e. pressure gear rotation and plenum axis synchronous rotary is realized in high engine speeds
Increase admission pressure under operating condition；Under engine medium speed therebetween, clutch is in half-clutch state, smaller effect
Intervention air inflow.
It is connected with a speed limiting clutch between air-discharging and supercharging axis and pressure gear, the clutch working principle is as follows: turning
When axis slowly runs, transmission roller is smaller to the active force of limit roller, and preloading spring can not be driven to compress and make guiding axis
It slides in and out, and the centrifugal force of mounting rack is smaller, smaller to the pressing force of preloading spring, bonding pad cannot be resisted against outer clutch
It encloses on inner wall, makes to separate between inner ring and the relatively outer clutch ring of interior clutch ring, i.e., pressure gear rotates and air-discharging and supercharging axis does not revolve
Turn, realization exhaust efficiency is not interfered under low engine speed operating condition, enable portion retain in the combustion chamber into
Row second-time burning；In shaft high-speed rotation, transmission roller is larger to the active force of limit roller, can drive preloading spring pressure
Contracing slides in and out guiding axis, and the centrifugal force of mounting rack relatively reaches, and relatively reaches to the pressing force of preloading spring, bonding pad presses
On outer clutch ring inner wall, make to combine between inner ring and the relatively outer clutch ring of interior clutch ring, i.e. pressure gear rotation increases with exhaust
Last item synchronous rotary, realization increase pressure at expulsion under high engine speeds operating condition；Under engine medium speed therebetween,
Clutch is in half-clutch state, the intervention exhaust efficiency of smaller effect.
When air inlet turbine and exhaust driven gas turbine act on, the air pressure of air inlet qi hole and exhaust Qi Kongchu are larger, and disc is to useless
The recycling effect of gas is opposite to be weakened, and waste gas burning is relatively abundant when reply high engine speeds rotate, the effect of exhaust gas recycling
The feature weakened with meaning.
In a kind of above-mentioned fuel engines, it is connected between the limit sleeve and interior clutch ring by bearing, it is described outer
It is rotatablely connected between clutch ring and interior clutch ring, is rotatablely connected between the outer clutch ring and type frame.
In a kind of above-mentioned fuel engines, the notch is in the inclined helical form of rotor rotation direction.
The helical form of notch is arranged, and can further improve rotor rotation and form " vortex " to mixed gas in combustion chamber
Effect, improve engine performance.
Synchronizing between shaft and crankshaft refers to that revolving speed is identical, is realized between the two by the bevel gear being fixed on crankshaft
The switching of rotation direction, it is then synchronous by the way that chain realization is arranged between shaft and bevel gear.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of this fuel engines.
Fig. 2 is the schematic perspective view of rotor.
Fig. 3 is the structural schematic diagram of speed limiting clutch.
Fig. 4 is the sectional view in Fig. 1 on the direction A-A.
In figure, 1, cylinder body；2, piston；21, air inlet discrimination hole；22, it is vented qi hole；3, rotor；31, shaft；32, notch；41,
Transmission gear；42, plenum axis；43, air inlet turbine；44, air-discharging and supercharging axis；45, pressure gear；46, exhaust driven gas turbine；51,
Circulating slot；52, turntable；53, installation axle；54, disc；55, convex block；61, inner ring；62, type frame；63, limit sleeve；64, interior clutch
Circle；65, outer clutch ring；66, recess；67, it is driven roller；68, bonding pad；69, preloading spring；7, mounting rack；71, pin shaft；72,
Guiding axis；73, roller is limited.
Specific embodiment
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
As shown in Figure 1, Figure 2 and Figure 4, fuel engines include cylinder body 1, the piston being slidably connected in cylinder body 12 and with work
Fill in 2 hinged crankshafts, which is characterized in that this fuel engines includes the air inlet discrimination hole 21 being provided on cylinder body 1 and exhaust qi hole
22, the top opening of cylinder body 1, the top open part of cylinder body 1 has a rotor 3 being rotatably connected on cylinder body 1,1 inner wall of cylinder body
Face, 2 top surface of piston and 3 bottom surface of rotor form the combustion chamber of engine, and the center of rotor 3 is fixedly connected with a shaft 31,
Shaft 31 and crankshaft-synchronous, a notch 32 for running through 3 bottom wall of rotor is offered on rotor 3, and notch 32 can be connected to air inlet
Qi hole and combustion chamber or outlet qi hole and combustion chamber are fixedly installed a transmission gear 41 in shaft 31, are rotatablely connected on cylinder body 1
There are a plenum axis 42 and an air-discharging and supercharging axis 44, one and transmission are respectively connected on plenum axis 42 and air-discharging and supercharging axis 44
The pressure gear 45 that gear 41 engages, is provided in air inlet qi hole on plenum axis 42 and can be in plenum axis
42 air inlet turbines 43 for driving air inlet qi hole interior air-flow to flow when opposite with 41 rotation direction of transmission gear to combustion chamber direction；Row
Gas pressurization axis 44 on be provided be located at exhaust qi hole 22 in and can be in air-discharging and supercharging axis 44 and 41 rotation direction phase of transmission gear
Drive exhaust 22 interior air-flow of qi hole to the exhaust driven gas turbine 46 flowed away from combustion chamber direction inverse time；
The circulating slot 51 of an annular is offered on cylinder body 1, circulating slot 51 is located at air inlet qi hole and is vented the top in qi hole 22,
Circulating slot 51 and the intersection intercommunication of air inlet qi hole, circulating slot 51 and exhaust 22 intersection intercommunication of qi hole are fixedly installed on rotor 3
One is rotatably connected on the turntable 52 on cylinder body 1, and the lower surface of turntable 52 is circumferentially uniformly fixed with several installation axles 53, installation axle 53
Upper to be rotatably connected to a disc 54 by a torsional spring, torsional spring drives disc 54 parallel with the radial line of turntable 52, and circulating slot 51 is close
Be provided with several convex blocks 55 on the side wall of air inlet Qi Kongchu, disc 54 can by convex block 55 limit and around corresponding installation axle
53 rotations.
The intake and exhaust valves of conventional engines are replaced by rotor 3 and the notch 32 being provided on rotor 3, and notch 32 is handed over
Make the connection in air inlet qi hole and outlet qi hole and combustion chamber for property, realization selects an air inlet or exhaust, makes engine breathing position
Movable part reduce, and there is no hitting, reduce the abrasion between engine noise and movable part.
Exhaust gas is rotated at discharge manifold by turntable 52, forms the space of storage exhaust gas between adjacent disc 54, will give up
Gas part is carried to air inlet Qi Kongchu, is inhaled into combustion chamber under the air-intake negative-pressure of fresh air, in order to avoid fresh air
Into discharge manifold, several protrusions are set close to the position of inlet manifold on the side wall of circulating slot 51, disc 54 is by protrusion
Effect and swing, keep the disc 54 being located near air inlet qi hole oblique, i.e., to the gas-flow resistance above air inlet qi hole compared with
It is small, on the one hand for discharging exhaust gas to air inlet qi hole, on the other hand prevent fresh air by disc 54 " driving " to circulating slot 51
It is interior.
Exhaust gas recycling is conducive to substance imperfect combustion in exhaust gas and is burning, and can also carry out the waste heat in exhaust gas
It recycles, reduces the tail gas harmful substance contents of engine, improve the performance of engine.
Rotor 3 rotates, and rotates air inlet turbine 43, increases air inlet Qi Kongchu to the air-intake negative-pressure in combustion chamber direction, from
And increase air inflow, increase fuel supply volume, and then increase the discharge capacity of engine；Rotor 3 rotates, and revolves exhaust driven gas turbine 46
Turn, makes to be vented the pressure at expulsion at qi hole 22 away from combustion chamber direction and increase, to improve exhaust efficiency, indirectly increase air inlet
Amount, increases fuel supply volume, and then increases the discharge capacity of engine
The intake and exhaust valves of conventional engines are replaced by rotor 3 and the notch 32 being provided on rotor 3, and notch 32 is handed over
Make the connection in air inlet qi hole and outlet qi hole and combustion chamber for property, realization selects an air inlet or exhaust, makes engine breathing position
Movable part reduce, and there is no hitting, reduce the abrasion between engine noise and movable part.
The rotation of rotor 3, can also drive homogenizing for mixed gas in combustion chamber, and the presence of notch 32 makes the Indoor Air that burns
Stream by notch 32 drag effect and spiral circulation, realize the mixing of mixed gas, in the combustion chamber formed vortex, increase
It burns a possibility that thorough, increases air-intake negative-pressure, improve pressure at expulsion, air inlet qi hole and exhaust qi hole 22 can also be in the shape of a spiral
It is distributed in the outside of cylinder body 1, so that it is echoed 3 bring of rotor vortex, keeps said effect more significant, the presence of vortex can also
A possibility that shortening by lighting a fire to the time burnt comprehensively, reducing detonation, keeps burning more thorough, improves exhaust mass.
Plenum axis 42 and air-discharging and supercharging axis 44 are evenly distributed on outside rotor 3, are had for the stability of rotation to rotor 3
It improves, stress in its rotation process is made to be shared and be cancelled out each other, improve reliability.
As shown in figures 1 and 3, between plenum axis 42 and pressure gear 45, air-discharging and supercharging axis 44 and pressure gear 45
Between be provided with a speed limiting clutch, speed limiting clutch includes the inner ring 61 being connected with plenum axis 42, is set in inner ring
61 it is outer and be connected with inner ring 61 type frame 62, be set in outside type frame 62 limit sleeve 63, be rotatably connected on outside limit sleeve 63 in
Clutch ring 64 and the outer clutch ring 65 being set in outside interior clutch ring 64,62 lateral wall of type frame have several limit notch 66, limit
It is rotatably connected to transmission roller 67 in recess 66, radially slidably connects on interior clutch ring 64 and is corresponded with transmission roller 67
Mounting rack 7, mounting rack 7 includes a pin shaft 71 and two guiding axis 72, is rotatably connected on pin shaft 71 and is fastened on two biographies
The limit roller 73 between roller 67 is moved, offers pilot hole corresponding with guiding axis 72,72 edge of guiding axis on interior clutch ring 64
61 radial line direction of inner ring is slidably connected in pilot hole, and pin shaft 71 is fixed between the inner end of two guiding axis 72, same installation
A bonding pad 68 is fixedly connected between the outer end of two guiding axis 72 of frame 7, bonding pad 68 can be resisted against outer clutch ring 65
Inner wall on, the preloading spring 69 under compressive state is connected between guiding axis 72 and interior clutch ring 64；Pressure gear 45
It is fixed on outer clutch ring 65.
Air inlet turbine 43 is not suitable for opening under low engine speed operating condition, and turbocharger is in low speed shape in conventional engines
On the one hand the reason of being not turned under condition is that exhaust gas pressure is smaller under speed operation, can not drive the turbine high speed at inlet manifold
On the other hand rotation is the fuel-economizing that engine is mainly considered under speed operation, air inflow increase will increase oil inlet quantity, thus shadow
Ring the fuel-economizing of engine.
Based on this, in the application, a speed limiting clutch is connected between plenum axis 42 and pressure gear 45, it should be from
Clutch working principle is as follows: when shaft 31 slowly runs, the active force for being driven 67 pairs of limit rollers 73 of roller is smaller, can not drive
It compresses preloading spring 69 and slides in and out guiding axis 72, and the centrifugal force of mounting rack 7 is smaller, to the pressure of preloading spring 69
Clamp force is smaller, and bonding pad 68 cannot be resisted against on outer 65 inner wall of clutch ring, makes inner ring 61 and the relatively outer clutch ring of interior clutch ring 64
Separated between 65, i.e., pressure gear 45 rotation and plenum axis 42 does not rotate, realize under low engine speed operating condition not into
Tolerance is interfered；In 31 high-speed rotation of shaft, the active force for being driven 67 pairs of limit rollers 73 of roller is larger, can drive pre-
Tight spring 69 compresses and slides in and out guiding axis 72, and the centrifugal force of mounting rack 7 relatively reaches, to the pressing force of preloading spring 69
It relatively reaches, bonding pad 68 is pressed on outer 65 inner wall of clutch ring, makes to tie between the relatively outer clutch ring 65 of inner ring 61 and interior clutch ring 64
It closes, i.e. the rotation of pressure gear 45 and 42 synchronous rotary of plenum axis, realization increases admission pressure under high engine speeds operating condition；
Under engine medium speed therebetween, clutch is in half-clutch state, the intervention air inflow of smaller effect.
A speed limiting clutch is connected between air-discharging and supercharging axis 44 and pressure gear 45, the clutch working principle is such as
Under: when shaft 31 slowly runs, the active force for being driven 67 pairs of limit rollers 73 of roller is smaller, and preloading spring 69 can not be driven to press
Contracing slides in and out guiding axis 72, and the centrifugal force of mounting rack 7 is smaller, smaller to the pressing force of preloading spring 69, in conjunction with
Piece 68 cannot be resisted against on outer 65 inner wall of clutch ring, make to separate between the relatively outer clutch ring 65 of inner ring 61 and interior clutch ring 64, i.e.,
Pressure gear 45 rotates and air-discharging and supercharging axis 44 does not rotate, and realization is not done exhaust efficiency under low engine speed operating condition
It relates to, so that portion is retained and carry out second-time burning in the combustion chamber；In 31 high-speed rotation of shaft, it is driven 67 pairs of roller limits
The active force of position roller 73 is larger, and preloading spring 69 can be driven to compress and slide in and out guiding axis 72, and mounting rack 7
Centrifugal force relatively reaches, and relatively reaches to the pressing force of preloading spring 69, and bonding pad 68 is pressed on outer 65 inner wall of clutch ring, makes 61 He of inner ring
It is combined between the relatively outer clutch ring 65 of interior clutch ring 64, i.e. the rotation of pressure gear 45 and 44 synchronous rotary of air-discharging and supercharging axis is realized
Increase pressure at expulsion under high engine speeds operating condition；Under engine medium speed therebetween, clutch is in half-clutch
State, the intervention exhaust efficiency of smaller effect.
When air inlet turbine 43 and exhaust driven gas turbine 46 act on, the air pressure at air inlet qi hole and exhaust qi hole 22 is larger, spoke
Plate 54 is opposite to the recycling effect of exhaust gas to be weakened, and waste gas burning is relatively abundant when reply high engine speeds rotate, and exhaust gas follows again
The feature that the function and significance of ring weakens.
It is connected between limit sleeve 63 and interior clutch ring 64 by bearing, the company of rotation between outer clutch ring 65 and interior clutch ring 64
It connects, is rotatablely connected between outer clutch ring 65 and type frame 62.Notch 32 is in the inclined helical form of 3 rotation direction of rotor.Notch 32
Helical form setting, can further improve rotor 3 rotation in combustion chamber mixed gas formed " vortex " effect, raising
Engine performance.
Synchronizing between shaft 31 and crankshaft refers to that revolving speed is identical, real by the bevel gear being fixed on crankshaft between the two
The switching of existing rotation direction, it is then synchronous by the way that chain realization is arranged between shaft 31 and bevel gear.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (4)
1. a kind of fuel engines, fuel engines include cylinder body (1), the piston (2) being slidably connected in cylinder body (1) and with work
Fill in (2) hinged crankshaft, which is characterized in that this fuel engines includes the air inlet discrimination hole (21) being provided on cylinder body (1) and row
Gas qi hole (22), the top opening of the cylinder body (1), the top open part of the cylinder body (1) have one to be rotatably connected on cylinder body
(1) rotor (3) on, cylinder body (1) inner wall, piston (2) top surface and rotor (3) bottom surface form the burning of engine
The center of room, the rotor (3) is fixedly connected with a shaft (31), the shaft (31) and crankshaft-synchronous, on the rotor (3)
Offer a notch (32) for running through rotor (3) bottom wall, the notch (32) can be connected to air inlet qi hole and combustion chamber or
Outlet qi hole and combustion chamber are fixedly installed a transmission gear (41) on the shaft (31), are rotatablely connected on the cylinder body (1)
There are a plenum axis (42) and an air-discharging and supercharging axis (44), connects on the plenum axis (42) and air-discharging and supercharging axis (44)
It is connected to a pressure gear (45) engaged with transmission gear (41), is provided on the plenum axis (42) positioned at air inlet qi hole
It is interior and can drive air inlet qi hole interior air-flow to burning when plenum axis (42) is opposite with transmission gear (41) rotation direction
The air inlet turbine (43) of room direction flowing；Be provided on the air-discharging and supercharging axis (44) be located at exhaust qi hole (22) in and can
Drive exhaust qi hole (22) interior air-flow to away from burning when air-discharging and supercharging axis (44) is opposite with transmission gear (41) rotation direction
The exhaust driven gas turbine (46) of room direction flowing；
The circulating slot (51) of an annular is offered on the cylinder body (1), the circulating slot (51) is located at air inlet qi hole and exhaust qi
The top in hole (22), the circulating slot (51) and the intersection intercommunication of air inlet qi hole, the circulating slot (51) and exhaust qi hole (22)
Intersection intercommunication is fixedly installed a turntable (52) being rotatably connected on cylinder body (1), the turntable on the rotor (3)
(52) lower surface is circumferentially uniformly fixed with several installation axles (53), is rotatably connected on the installation axle (53) by a torsional spring
One disc (54), the torsional spring drive disc (54) parallel with the radial line of turntable (52), and the circulating slot (51) is close to air inlet qi
Be provided on side wall at hole several convex blocks (55), the disc (54) can by convex block (55) limit and around corresponding peace
Fill axis (53) rotation.
2. a kind of fuel engines according to claim 1, which is characterized in that the plenum axis (42) and pressure gear
(45) speed limiting clutch, the speed limiting clutch are provided between, between air-discharging and supercharging axis (44) and pressure gear (45)
Including the inner ring (61) being connected with plenum axis (42), the type frame for being set in inner ring (61) outside and being connected with inner ring (61)
(62), it is set in the outer limit sleeve (63) of type frame (62), the outer interior clutch ring (64) of limit sleeve (63) is rotatably connected on and is arranged
In the outer clutch ring (65) of interior clutch ring (64) outside, type frame (62) lateral wall has several limit notch (66), the limit
It is rotatably connected to transmission roller (67) in position recess (66), radially slidably connects on the interior clutch ring (64) and is rolled with transmission
The one-to-one mounting rack (7) of column (67), the mounting rack (7) includes pin shaft (71) He Lianggen guiding axis (72), described
The limit roller (73) being fastened between two transmission rollers (67), the interior clutch ring (64) are rotatably connected on pin shaft (71)
On offer pilot hole corresponding with guiding axis (72), the guiding axis (72) is slidably connected at along inner ring (61) radial line direction and leads
Into hole, the pin shaft (71) is fixed between the inner end of two guiding axis (72), two guiding axis of same mounting rack (7)
(72) it is fixedly connected between outer end a bonding pad (68), the bonding pad (68) can be resisted against the interior of outer clutch ring (65)
On wall, the preloading spring (69) under compressive state is connected between the guiding axis (72) and interior clutch ring (64)；It is described
Pressure gear (45) is fixed on outer clutch ring (65).
3. a kind of fuel engines according to claim 2, which is characterized in that the limit sleeve (63) and interior clutch ring (64)
Between by bearing be connected, be rotatablely connected between the outer clutch ring (65) and interior clutch ring (64), the outer clutch ring (65)
It is rotatablely connected between type frame (62).
4. a kind of according to claim 1 or 2 or 3 fuel engines, which is characterized in that the notch (32) is in rotor
(3) the inclined helical form of rotation direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910246488.9A CN109826701A (en) | 2019-03-29 | 2019-03-29 | A kind of fuel engines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910246488.9A CN109826701A (en) | 2019-03-29 | 2019-03-29 | A kind of fuel engines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109826701A true CN109826701A (en) | 2019-05-31 |
Family
ID=66873633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910246488.9A Withdrawn CN109826701A (en) | 2019-03-29 | 2019-03-29 | A kind of fuel engines |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109826701A (en) |
-
2019
- 2019-03-29 CN CN201910246488.9A patent/CN109826701A/en not_active Withdrawn
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Application publication date: 20190531 |
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| WW01 | Invention patent application withdrawn after publication |