CN104564330B - Axial opposed piston tubular cam drive type five stroke engine - Google Patents
Axial opposed piston tubular cam drive type five stroke engine Download PDFInfo
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- CN104564330B CN104564330B CN201510014114.6A CN201510014114A CN104564330B CN 104564330 B CN104564330 B CN 104564330B CN 201510014114 A CN201510014114 A CN 201510014114A CN 104564330 B CN104564330 B CN 104564330B
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- 239000000446 fuel Substances 0.000 claims abstract description 16
- 239000007789 gas Substances 0.000 claims description 25
- 230000006835 compression Effects 0.000 claims description 15
- 238000007906 compression Methods 0.000 claims description 15
- 230000007246 mechanism Effects 0.000 claims description 9
- 239000004519 grease Substances 0.000 claims description 7
- 239000002912 waste gas Substances 0.000 claims description 7
- -1 now Substances 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 238000003860 storage Methods 0.000 claims description 5
- 239000003208 petroleum Substances 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000003491 array Methods 0.000 claims description 3
- 239000008246 gaseous mixture Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 16
- 238000002485 combustion reaction Methods 0.000 description 10
- 230000009286 beneficial effect Effects 0.000 description 4
- KEUKAQNPUBYCIC-UHFFFAOYSA-N ethaneperoxoic acid;hydrogen peroxide Chemical compound OO.CC(=O)OO KEUKAQNPUBYCIC-UHFFFAOYSA-N 0.000 description 4
- 239000010687 lubricating oil Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004080 punching Methods 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 230000008719 thickening Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000002000 scavenging effect Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
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- Pistons, Piston Rings, And Cylinders (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The invention discloses an axial opposed piston tubular cam drive type five stroke engine. The axial opposed piston tubular cam drive type five stroke engine comprises a tubular engine body, air cylinders, pistons and a bottom seat, and is characterized in that the pistons are tubular, a left piston and a right piston which are oppositely arranged are arranged in each air cylinder, an air inlet, an air outlet, an oil nozzle and a spark plug ignition mouth are arranged between each left piston and each right piston, an inner side rotation roller and an outer side rotation roller are arranged in an L-shaped step mouth at the outer end of each piston, tubular cams are arranged at two ends of a center rotation main shaft, a track curve mouth of each tubular cam is clamped into a space between the inner side rotation roller and the outer side rotation roller, arranged on the L-shaped step mouth of each corresponding piston, and the left pistons and the right pistons are driven to move through the track curve mouths. The axial opposed piston tubular cam drive type five stroke engine not only has advantage of oppositely placing the pistons, but also can effectively improve cycle thermal efficiency, reduce exhaust temperature, improve fuel efficiency, and improve volume power, and is simple in structure, convenient to implement and convenient to design.
Description
Technical field
The present invention relates to a kind of improvement of electromotor, specifically a kind of piston tubular actuated by cams formula five that axially liquidates
Stroke Engine.
Background technology
Electromotor (engine) be a kind of can be the machine that can be converted into mechanical energy of other forms, including such as internal combustion engine
(petrol engine etc.), external-combustion engine (Stirling engine, steam engine etc.) etc..The primary structure form of internal combustion engine, is past at present
Complex piston engine, including four strokes and two-stroke, is rotation by the transform linear motion that toggle makes piston
Motion；Its body is cuboid, and cylinder becomes determinant to arrange, and upper end is provided with cylinder cap, is provided with air inlet and steam vent in cylinder cap.
Although this electromotor is widely used, it is in operation it has also been found that not enough below: one is that efficiency is low, and gasoline engine efficiency typically exists
25% ~ 35%, Efficiency of Diesel Engine is typically 35% ~ 45%；Two is to be all reciprocating-piston toggle, and machine vibration is big, needs
Balanced controls, four-stroke engine all sets the valve actuating mechanism of complexity, and two stroke engine shortcoming is that aerofluxuss have residual, excessive fuel consumption；Three
It is whether four strokes or two-stroke delivery temperature is all higher, engine power loss about 35% is taken away by the waste gas discharged, interior
Combustion engine is efficiency highest electromotor in heat engine, but the heat producing after entering the fuel combustion of electromotor, only sub-fraction
It is changed into useful work, remaining major part be lost due to a variety of causes；Four is four-stroke cycle, and in cylinder, only one of which is lived
Plug, i.e. descending air-breathing, up compression, igniting outburst makes descent of piston acting, up aerofluxuss, and such four strokes want bent axle to rotate
Two circles, only do work once；Brace and connecting rod framework, the stroke of each stroke is consistent, changeless, at expansion stroke end
End, waste gas starts to discharge, and discharge temperature is high, takes away most heat, accounts for the 35% of fuel combustion total amount of heat；Five is four punchings
Journey electromotor has the valve actuating mechanism of complexity.
Content of the invention
In order to improve the deficiency existing for current electromotor, by retrieval, existing multiple reports, such as Chinese patent
201310068195.9 disclose a kind of two rotary cylinders of " opposed piston engine " inclusion, first piston and second is lived
Plug, two rotary cylinders are oppositely installed, and first piston and second piston are respectively provided in two rotary cylinders, in opposite direction, live
Plug connecting rod stretches out to both sides, realizes the reciprocating motion of first piston and second piston by the bent axle drivening rod at two ends；China
Patent 201220201255.0 discloses " a kind of five-stroke three-connecting-rod compression-ratio-variable opposed ", using single cylinder, three
Connecting rod, crank mechanism, bent axle each rotation completes compression, aerofluxuss, scavenging, air-breathing and five strokes of compression；Chinese patent
02828207.8 discloses a kind of " using the internal combustion engine of opposed pistonss ", including cylindrical shell body, circumferentially arranged column gas
Cylinder, two pistons of setting in cylinder, and connect power cam output power, power cam is double-decker, and improved is two punchings
Journey structure internal combustion engine；The deficiency of this " using the internal combustion engine of opposed pistonss " is: because internal combustion engine is two-stroke structure, piston
Assembly each fix by range of movement, and piston will not cross top dead centre, and do work tail end venting, and plenum chamber gas is entered by air inlet
Gas, and discharge chambe waste gas is scanned out cylinder, newly enter air and waste gas and have mixing, there is aerofluxuss residual, fuel efficiency is low, and this is
Two stroke engine common fault；And power cam used and support component double leval jib device, piston rod, the attachment structure of piston
Complexity is it is not easy to implement；The air-bearing principle that piston adopts reduces friction, and piston end motive bearing and reset bearing are installed
Structure is cantilever design, and especially motive bearing needs powerful active force when bearing cylinder fuel outburst, is unfavorable for taking
Obtain beneficial effect；Each cylinder is divided into three chambers, inlet channel at three by inlet piston, exhaust pition, two ends end cover
Exhaust passage at one, seal structure complex, less reliable.
The above is improved although having a certain effect in terms of improving engine power, but unreasonable because of structure, and
Make complex structure it is difficult to obtain the ideal effect effectively improving power.At present, there is not yet cylinder is cylindric and circumferentially arranges
Row, opposed pistonss are directly driven by tubular cam respectively, opening and closing when controlling inlet and outlet mouth different by piston itself, and contain
There are backhaul, air-breathing, compression, acting, the report of the electromotor of five strokes of aerofluxuss.
Content of the invention
It is an object of the invention to provide one kind is not only with cylindric body, and cylinder is also cylindrical shape, and along circle
Week arrangement, opposed pistonss are directly driven by tubular cam respectively, and control inlet and outlet mouth to open when different by piston itself
Close, backhaul, air-breathing, compression, acting, five strokes of aerofluxuss are realized by the geometric locus opening's edge of tubular cam, done by lengthening
Work(stroke improves the cycle of engine thermal efficiency, reduces delivery temperature, improves fuel efficiency, improves power per liter, makes structure simple, just
Liquidate piston tubular actuated by cams formula five Stroke Engine in the axial direction implemented.
In order to reach object above, the technical solution adopted in the present invention is: this axial direction liquidates piston tubular actuated by cams
Formula five Stroke Engine, including cylindric body, cylinder, piston and base, piston sets left and right two, and opposed type is arranged on gas
In cylinder, cylindric body be fixed on base it is characterised in that: be provided with one week in described cylindric body and be spaced substantially equidistant
, the cylinder of the equal opening in two ends；It is equipped with opposed left and right two pistons in each cylinder, between left and right two pistons
It is operating room in cylinder, the wall of the corresponding cylinder in operating room one end is provided with air inlet, in the corresponding gas of operating room's other end
The wall of cylinder is provided with air vent, and the wall of corresponding cylinder in the middle part of operating room is provided with jet and plug ignition mouth；Described
Each piston be trunk-piston, relative inner sealing, contrary outer end is " " shape bench port, in " " shape bench port
By inner stationary shaft fixing inner side rotating roller between interior inside and outside wall, pass through single-ended solid in the outer wall end of " " shape bench port
Rationed marketing axle fixing outside rotating roller, the diameter parallel of inner side rotating roller and outside rotating roller, and point to the axle center of cylindric body；
Two ends in described cylindric body are provided with center sleeve, install rotating spindle in the axis hole of center sleeve, are rotating master
The two ends of axle are on the position in center sleeve and are all fixed with tubular cam, and the interior opening's edge of tubular cam is geometric locus mouth
Edge, the geometric locus opening's edge of left and right tubular cam is respectively clamped into the inner side rotating roller of " " shape bench port of left and right piston with outward
Between the rotating roller of side；By the difference of geometric locus opening's edge, complete different strokes, when the tubular cam rotation one at two ends encloses,
Each piston is then made all to complete backhaul, air-breathing, compression, acting, five strokes of aerofluxuss；By programmable geometric locus opening's edge,
Realize the precise control of piston action.
The present invention is implemented also by following measure: described cylinder is provided with 2 16, and the cylinder mouth at cylinder two ends is in respectively
In one vertical plane, make cylinder mouth concordant；The inner outer wall of each piston is all nested piston ring, makes piston and gas by piston ring
Slipper seal between the inwall of cylinder；The outer wall of piston is provided with the axial track groove of symmetric arrays, is provided with axial track groove
Roll body, roll body is stuck between the inwall of cylinder and the outer wall of piston by guiding trestle.
Described roll body is abrasion-proof steel ball or shuttle-type roll body.
Axial track groove on each described piston is provided with 38, is spaced substantially equidistant, and produces in order to share tubular cam
Raw radial forces；The outside of each described piston inner wall and inner side all thicken for plane, increase piston by thickening
Intensity, can bear intense impact during piston acting.
Described air inlet is connected with ring-type air inlet air flue, and ring-type air inlet air flue is located on cylindric body outer wall, its
Position is corresponding with the position of air inlet；Described air vent is connected with ring-type aerofluxuss air flue, and ring-type aerofluxuss air flue is located at
On cylindric body outer wall, its position is corresponding with the position of air vent；Described jet installs atomizer, and supplies oil machine
Structure is connected；Ring-type air inlet air flue and ring-type aerofluxuss air flue are separate.
It is provided with circular radiating fin in the middle part of described cylindric body outer wall, for wind-cooling heat dissipating, or setting passage, pass through
Water-cooling；It is provided with tubular capping at the two ends of cylindric body, the opening's edge of tubular capping snaps onto the end of cylindric body,
The driving part of piston is closed.
One end of described rotating spindle is provided with grease pump, and the petroleum pipeline of grease pump stretches into the bottom of cylindric body
In oil storage shell, from oil storage shell interior suction lubricating oil, and rolled with the bearing of rotating spindle, the axial direction of piston by corresponding pipeline road
The oilhole connection of road and tubular cam, plays lubrication to rotary part, and this is known technology；Piston turns near inner side
The axle portion position of dynamic roller is provided with wiper groove, lubricating oil is scraped and between cylinder and piston, roll body is lubricated, meanwhile, by scraping on piston
Oil groove blows into inside, and inner side rotating roller is lubricated.
Described inner side rotating roller and outside rotating roller are outer ring and roll assembly.
The position that described rotating spindle stretches out tubular capping end is provided with oil sealing, and rotating spindle external part is acting output
End.
Described tubular cam includes axle sleeve, cylinder bottom, cylindrical wall and geometric locus opening's edge, and axle sleeve is located in cylinder bottom
The heart, the interior diameter of axle sleeve is adapted with the belled position diameter of rotating spindle, and axle sleeve is sleeved on the belled position of rotating spindle；Circle
The overall diameter of barrel is consistent with the overall diameter at cylinder bottom, and the collar extension of cylindrical wall is fixed as one with cylinder bottom, cylindrical wall interior
Diameter is adapted with the overall diameter of the center sleeve of cylindric body, and cylindrical wall is sleeved in center sleeve；The internal orifice of cylindrical wall
Along being provided with geometric locus opening's edge that connect as one, outwardly directed, the radial direction section width of geometric locus opening's edge with touch
The length of inner side rotating roller is consistent, and the radial surface of geometric locus opening's edge is track curved surface.
Described oil supply mechanism is prior art, therefore seldom states.
The track curved surface of described geometric locus opening's edge is to design by five stroke requirements, wherein:
Backhaul: the left piston in cylinder is in the outer skew surface section with discharge end to the corresponding left track in backhaul end curved surface
In the presence of, move to air-breathing starting position from discharge end, meanwhile, right piston with discharge end to backhaul end pair
In the presence of the interior skew surface section of the right track curved surface answered, move to air-breathing starting position from discharge end, make in left and right piston
End face is simultaneously moved into the medium position of air inlet.
Air-breathing: left piston is in the effect with the wide outer concave curved surface section of backhaul end to the corresponding left track in air-breathing end curved surface
Under progressively outer move, to making air inlet open, meanwhile, right piston is in right rail corresponding with backhaul end to air-breathing end
The outer of mark curved surface tiltedly turns progressively outer shifting in the presence of plane surface section, being not switched on to air vent, is work between left and right piston
Room, the work that air or gaseous mixture are sucked cylinder from air inlet is indoor；Air-breathing end, the distance between left and right piston is to inhale
Gas total kilometres, the volume between left and right piston is air-breathing swept volume.
Compression: left piston tiltedly turns convex top curved surface in the urgency of the left track curved surface corresponding to compressed ends with air-breathing end
The quick interior position moving to jet and plug ignition mouth in the presence of section, meanwhile, right piston is with air-breathing end extremely
Interior in the presence of the micro- interior skew surface section of the corresponding right track curved surface of compressed ends move closer to jet and plug ignition
The position of mouth, the distance between left and right piston reduces, compressed gas, and now, air inlet and air vent all block, compressed gas
Terminal position is in ignition location and oil spout position.
Acting: the temperature of compressed ends gas, pressure all raise, and fuel sprays into operating room from centre, then fuel quilt
Compression ignition or light, high temperature and high pressure gas promote left and right piston to move out simultaneously, and heat energy is converted into the kinetic energy of piston, left piston
Be displaced outwardly, will pass through the wide outer skew surface section left rail of driving with compressed ends to the corresponding left track curved surface in end that does work
The rotation of trace curve opening's edge, meanwhile, being displaced outwardly of right piston, will pass through with compressed ends to the corresponding right rail in end that does work
The wide outer skew surface section of mark curved surface drives the rotation of right side geometric locus opening's edge.
Aerofluxuss: acting end, air vent exposes, and is connected with operating room, left piston with acting end to discharge end
Quickly move right in the presence of skew surface section in the corresponding urgency of left track curved surface, and right piston is extremely being arranged with acting end
In the presence of slightly-inclined curved sections in the corresponding flat turn of right track curved surface in gas end, first stablize and do not axially move, Ran Houxiang
Move left, in discharge end, the inner face of left and right piston is simultaneously moved into the position of air vent, make the waste gas after acting from
Air vent is discharged to ring-type aerofluxuss air flue, and now, between left and right piston the inner, distance is almost nil, and gas is all discharged.
Under normal circumstances, tubular cam often rotates a circle, and left and right piston has backhaul, air-breathing, compression, acting, aerofluxuss five
Individual stroke, and do work once.
The beneficial effects of the present invention is: this axial direction liquidates piston tubular actuated by cams formula five Stroke Engine, and current
Improved electromotor is compared, and not only has the advantages that opposed pistonss, and because cylinder is cylindric and circumferentially arrangement, opposed
The tubular cam direct drive by two ends for the piston, opening and closing when controlling inlet and outlet mouth different by piston itself, and contain back
Journey, air-breathing, compression, acting, five strokes of aerofluxuss, it is possible to effectively improving the cycle of engine thermal efficiency, reduce aerofluxuss temperature
Degree, improves fuel efficiency, improves power per liter, and makes structure simple, convenient to carry out.Due to using tubular cam mechanism, so
Have that structure is simple, compact, design convenient advantage, any desired movement of achievable driven member, convex by programmable tubular
Wheel geometric locus, can optimize five stroke, optimization piston acceleration and deceleration action, run it is considered to work shape close to constant acceleration
Condition affects, such as speed frictional force chamber pressure etc., tubular cam locus curve is suitably conjugated so that tubular cam
, close to all pressing, piston inertia impact is minimum for work surface, is formed and all presses geometric locus, arranges expansion stroke stroke by geometric locus
More than pressure of inspiration(Pi) stroke, to realize " Atkinson cycle ", such design, more effectively can reduce delivery temperature,
Improve the thermal efficiency, improve engine fuel efficiency；Do not closed due to cylinder two ends, tubular cam is one side cam, corresponding piston
Two rotating rollers, and inner side rotating roller passes through bearing pin two ends supporting construction, and all-in-one-piece piston, without piston rod and support group
Part and double leval jib device, air inlet at only, air vent, an operating room at one, so make complete machine structure simply compact；By
Using rolling guiding between piston and cylinder, so frictional force is little, it is more beneficial for improving engine efficiency；This machine adopts five punchings
Journey working method, air inlet, aerofluxuss are independent, and stroke of doing manual work lengthens, and are more beneficial for improving heat utilization rate, improve effect
Rate.
Brief description
Fig. 1 is structure axial direction office cross-sectional schematic during four cylinder of the present invention.
Fig. 2 is the structure of the present invention along Fig. 1 a a cross-sectional schematic.
Fig. 3 is the assembling enlarged diagram with tubular cam for the structure piston side-looking of the present invention.
Fig. 4 is tubular cam structure axial direction cross-sectional schematic during four cylinder of the present invention.
Fig. 5 is that geometric locus opening's edge during four cylinder of the present invention launches demonstration schematic diagram corresponding with five strokes of piston.
In figure: 1, cylindric body；2nd, cylinder；3rd, piston；31st, piston ring；32nd, axial track groove；33rd, roll body；34th, scrape
Oil groove；35th, plane；36th, guiding trestle；4th, base；5th, jet；6th, air inlet；7th, air vent；8th, plug ignition mouth；9、
" " shape bench port；10th, inner side rotating roller；11st, outside rotating roller；12nd, rotating spindle；13rd, tubular cam；131st, axle sleeve；
132nd, cylinder bottom；133rd, cylindrical wall；134th, track curved surface；14th, geometric locus opening's edge；15th, ring-type air inlet air flue；16th, circular row
Gas air flue；17th, circular radiating fin；18th, tubular capping；19th, grease pump；20th, oil sealing；21st, do work outfan；22nd, fuel feeding
Device；23rd, center sleeve；24th, petroleum pipeline.
Specific embodiment
Embodiment
Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 give embodiment during four cylinder.With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 system
Make the present invention.This axial direction liquidates piston tubular actuated by cams formula five Stroke Engine, including cylindric body 1, cylinder 2, piston 3
With base 4, piston 3 sets left and right two, and opposed type is arranged in cylinder 2, and cylindric body 1 is fixed on base 4, its feature
It is: a week in described cylindric body 1 is provided with cylinder 2 that be spaced substantially equidistant, the equal opening in two ends；In each cylinder 2
Inside it is equipped with opposed left and right two pistons 3, be operating room in the cylinder 2 between left and right two pistons 3, in operating room one end
The wall of corresponding cylinder 2 is provided with air inlet 6, is provided with air vent 7, in work on the wall of the corresponding cylinder of operating room's other end 2
The wall making corresponding cylinder 2 in the middle part of room is provided with jet 5 and plug ignition mouth 8；Each described piston 3 is tubular and lives
Plug, relative the inner is sealed, and contrary outer end is " " shape bench port 9, logical between the inside and outside wall in " " shape bench port 9
Cross inner stationary shaft fixing inner side rotating roller 10, outside the outer wall end of " " shape bench port 9 is fixing by single-ended fixed pin shaft
Rotating roller 11, the diameter parallel of inner side rotating roller 10 and outside rotating roller 11, and point to the axle center of cylindric body 1；Described
Two ends in cylindric body 1 are provided with center sleeve 23, install rotating spindle 12 in the axis hole of center sleeve 23, are rotating master
The two ends of axle 12 are on the position in center sleeve 23 and are all fixed with tubular cam 13, and the interior opening's edge of tubular cam 13 is rail
Trace curve opening's edge 14, the geometric locus opening's edge 14 of left and right tubular cam 13 is respectively clamped into " " shape bench port 9 of left and right piston 3
Inner side rotating roller 10 and outside rotating roller 11 between, when piston 3 is mobile, inner side rotating roller 10 and outside rotating roller 11 are along rail
Trace curve opening's edge 14 rolls, so that left and right tubular cam 13 rotates, drives the rotation output power of rotating spindle 12；Pass through
The difference of geometric locus opening's edge 14, completes different strokes, when the tubular cam 13 at two ends rotates a circle, then makes each piston 3
All complete backhaul, air-breathing, compression, acting, five strokes of aerofluxuss；By programmable geometric locus opening's edge 14, realize piston 3 and move
The precise control made.So just eliminate current electromotor convexity wheel shaft and connecting rod and valve actuating mechanism, so that structure is simplified.
Improvement as the present invention: described cylinder 2 is provided with 4, the cylinder mouth at cylinder 2 two ends is in one respectively vertically puts down
In face, make cylinder mouth concordant；The inner outer wall of each piston 3 is all nested piston ring 31, makes piston 3 and cylinder 2 by piston ring 31
Inwall between slipper seal；The outer wall of piston 3 is provided with the axial track groove 32 of symmetric arrays, sets in axial track groove 32
There is roll body 33, roll body 33 is stuck between the inwall of cylinder 2 and the outer wall of piston 3 by guiding trestle 36, realizes by roll body 33
Piston 3 moves back and forth in cylinder 2, can reduce frictional resistance, reduce power loss.
Described roll body 33 is abrasion-proof steel ball.
Axial track groove 32 on each described piston 3 is provided with 4, is spaced substantially equidistant, in order to share tubular cam 13
The radial forces producing；The described outside of each piston 3 inwall and inner side all thicken for plane 35, are lived by thickening to increase
The intensity of plug 3, can bear intense impact during piston 3 acting.
Described air inlet 6 is connected with ring-type air inlet air flue 15, and ring-type air inlet air flue 15 is located at cylindric body 1 outer wall
On, its position is corresponding with the position of air inlet 6；Described air vent 7 is connected with ring-type aerofluxuss air flue 16, ring-type aerofluxuss
Air flue 16 is located on cylindric body 1 outer wall, and its position is corresponding with the position of air vent 7；Described jet 5 installs spray
Oil nozzle, is connected with oil supply mechanism 22；Ring-type air inlet air flue 15 and ring-type aerofluxuss air flue 16 are separate, so just eliminate mesh
Complicated inlet and outlet door in front engine, does not have the cylinder cap part of the complexity of current electromotor, and structure simplifies, parts
Simply it is easy to manufacture；Ring-type air inlet air flue 15 on cylindric body 1 and ring-type aerofluxuss air flue 16 replace original engine cylinder cover
On inlet and outlet hole, eliminate valve, cylinder cap cam shaft system.
It is provided with circular radiating fin 17, for wind-cooling heat dissipating in the middle part of described cylindric body 1 outer wall；In cylindric body
1 two ends are provided with tubular capping 18, and the opening's edge of tubular capping 18 snaps onto the end of cylindric body 1, the drive division to piston 3
Position is closed.
One end of described rotating spindle 12 is provided with grease pump 19, and the petroleum pipeline 24 of grease pump 19 stretches into cylindric machine
In the bottom oil storage shell of body 1, from oil storage shell interior suction lubricating oil, and by the bearing of corresponding pipeline road and rotating spindle 12,
The oilhole connection of the axial raceway 32 of piston 3 and tubular cam 13, plays lubrication to rotary part, and this is known technology；
Piston 3 is provided with wiper groove 34 near the axle portion position of inner side rotating roller 10, it is right between cylinder 2 and piston 3 that lubricating oil is scraped
Roll body 33 lubricates, and meanwhile, is blown into inside by the wiper groove 34 on piston 3, inner side rotating roller 10 is lubricated.
Described inner side rotating roller 10 and outside rotating roller 11 are outer ring and roll assembly.
The position that described rotating spindle 12 stretches out tubular capping 18 ends is provided with oil sealing 20, and rotating spindle 12 external part is
Acting outfan 21.
Described tubular cam 13 includes axle sleeve 131, cylinder bottom 132, cylindrical wall 133 and geometric locus opening's edge 14, axle sleeve
131 centers being located at cylinder bottom 132, the interior diameter of axle sleeve 131 is adapted with the belled position diameter of rotating spindle 12, axle sleeve
131 belled positions being sleeved on rotating spindle 12；The overall diameter of cylindrical wall 133 is consistent with the overall diameter at cylinder bottom 132, and cylinder
The collar extension of wall 133 is fixed as one with cylinder bottom 132, the center sleeve 23 of the interior diameter of cylindrical wall 133 and cylindric body 1
Overall diameter is adapted, and cylindrical wall 133 is sleeved in center sleeve 23；The interior opening's edge of cylindrical wall 133 be provided with connecting as one, to
The geometric locus opening's edge 14 overhanging, the length of the radial direction section width of geometric locus opening's edge 14 and the inner side rotating roller 10 touched
Unanimously, the radial surface of geometric locus opening's edge 14 is track curved surface 134.
Described oil supply mechanism 22 is prior art, therefore seldom states.
The operation principle of the present invention is: as shown in figure 5, passing through left and right piston 3 in cylinder 2 by geometric locus opening's edge 14
Inner side rotating roller 10 and outside rotating roller 11 between, by left and right piston 3 mobile when driven；
The track curved surface 134 of described geometric locus opening's edge 14 is to design by five stroke requirements, wherein,
Backhaul: the left piston 3 in cylinder 2 is outer oblique with discharge end to the corresponding left track in backhaul end curved surface 134
In the presence of curved sections a b, move to air-breathing starting position from discharge end, meanwhile, right piston 3 with discharge end
To the interior skew surface section a ' b ' of the corresponding right track in backhaul end curved surface 134, move to air-breathing from discharge end
Starting position, makes left and right piston 3 inner face be simultaneously moved into the medium position of air inlet 6.
Air-breathing: left piston 3 is in the wide outer concave curved surface section with backhaul end to the corresponding left track in air-breathing end curved surface 134
Progressively outer shifting in the presence of b c, to so that air inlet 6 is opened, meanwhile, right piston 3 is last to air-breathing with backhaul end
Hold the outer of corresponding right track curved surface 134 tiltedly to turn progressively outer in the presence of plane surface section b ' c ' and move, to air vent 7 be not switched on for
Only, it is operating room between left and right piston 3, the work that air or gaseous mixture are sucked cylinder 2 from air inlet 6 is indoor；Air-breathing end
End, the distance between left and right piston 3 is air-breathing total kilometres, and the volume between left and right piston 3 is air-breathing swept volume.
Compression: left piston 3 tiltedly turns convex top in the urgency of the left track curved surface 134 corresponding to compressed ends with air-breathing end
The quick interior position moving to jet 5 and plug ignition mouth 8 in the presence of curved sections c d, meanwhile, right piston 3 with
Air-breathing end is interior to the micro- interior skew surface section c ' d ' of the corresponding right track curved surface 134 of compressed ends to be moved closer to
Jet 5 and the position of plug ignition mouth 8, the distance between left and right piston 3 reduces, compressed gas, now, air inlet 6 He
Air vent 7 all blocks, and compressed gas terminal position is in ignition location and oil spout position.
Acting: the temperature of compressed ends gas, pressure all raise, and fuel sprays into operating room from centre, then fuel quilt
Compression ignition or light, high temperature and high pressure gas promote left and right piston 3 to move out simultaneously, and heat energy is converted into the kinetic energy of piston, left piston
3 be displaced outwardly, will pass through the wide outer skew surface section d e to the corresponding left track curved surface 134 in end that does work with compressed ends
Drive the rotation of left geometric locus opening's edge 14, meanwhile, being displaced outwardly of right piston 3, will pass through with compressed ends to end of doing work
The wide outer skew surface section d ' e ' of corresponding right track curved surface 134 drives the rotation of right side geometric locus opening's edge 14.
Aerofluxuss: acting end, air vent 7 exposes, and is connected with operating room, and left piston 3 is last to aerofluxuss with acting end
Hold in the corresponding urgency of left track curved surface 134 and quickly move right in the presence of skew surface section e a, and right piston 3 with do
Work(end is to slightly-inclined curved sections e ' a ' in the flat turn of the corresponding right track curved surface 134 of discharge end, first stable
Do not axially move, be then moved to the left, in discharge end, the inner face of left and right piston 3 is simultaneously moved into the position of air vent 7
Put, so that the waste gas after acting is discharged to ring-type aerofluxuss air flue 16 from air vent 7, now, distance between left and right piston 3 the inner
Almost nil, gas is all discharged.
Tubular cam 13 often rotates a circle, and left and right piston 3 has backhaul, air-breathing, compression, acting, five strokes of aerofluxuss to move
Make, and do work once.
In addition, the present invention is when for 2 cylinders, 3 cylinders or 5 cylinders to 16 cylinder, only need to improve the interior diameter of cylindric body 1, with
Adapt to the circumferential arrangement of cylinder；Its geometric locus opening's edge 14 makees respective design, enters geometric locus opening's edge 14 and can pass through digital simulation
Test draws；When roll body 33 adopts shuttle-type roll body, the section of axial track groove 32 is the half of shuttle-type roll body cambered surface.
Claims (10)
1. axially liquidate piston tubular actuated by cams formula five Stroke Engine, including cylindric body (1), cylinder (2), piston
(3) and base (4), piston (3) sets left and right two, and opposed type is arranged in cylinder (2), and cylindric body (1) is fixed on base
(4) upper it is characterised in that: being provided with for a week in described cylindric body (1) is being spaced substantially equidistant, the equal opening in two ends cylinder
(2)；It is equipped with opposed left and right two pistons (3), the cylinder (2) between left and right two pistons (3) in each cylinder (2)
Interior for operating room, air inlet (6) is provided with the wall of the corresponding cylinder in operating room one end (2), the other end is corresponding in operating room
The wall of cylinder (2) is provided with air vent (7), is provided with jet (5) and spark in the middle part of operating room on the wall of corresponding cylinder (2)
Plug lighting-up tuyere (8)；Described each piston (3) is trunk-piston, and relative the inner is sealed, and contrary outer end is " " shape platform
Rank mouth (9), by inner stationary shaft fixing inner side rotating roller (10) between the inside and outside wall in " " shape bench port (9), " "
The outer wall end of shape bench port (9) is by single-ended fixed pin shaft fixing outside rotating roller (11), inner side rotating roller (10) and outside
The diameter parallel of rotating roller (11), and point to the axle center of cylindric body (1)；Two ends in described cylindric body (1) set
There is center sleeve (23), in the axis hole of center sleeve (23), rotating spindle (12) is installed, at the two ends of rotating spindle (12)
Tubular cam (13) is all fixed with the position in center sleeve (23), the interior opening's edge of tubular cam (13) is geometric locus
Opening's edge (14), the geometric locus opening's edge (14) of left and right tubular cam (13) is respectively clamped into " " shape step of left and right piston (3)
Between the inner side rotating roller (10) of mouth (9) and outside rotating roller (11).
2. axial direction according to claim 1 liquidate piston tubular actuated by cams formula five Stroke Engine it is characterised in that: institute
The cylinder (2) stated is provided with 2 16, and the cylinder mouth at cylinder (2) two ends is in a vertical plane respectively, makes cylinder mouth concordant；Often
The inner outer wall of individual piston (3) is all nested piston ring (31)；The outer wall of piston (3) is provided with the axial track groove of symmetric arrays
(32) in axial track groove (32), it is provided with roll body (33), roll body (33) is stuck in the inwall of cylinder (2) by guiding trestle (36)
And the outer wall of piston (3) between.
3. axial direction according to claim 2 liquidate piston tubular actuated by cams formula five Stroke Engine it is characterised in that: institute
The roll body (33) stated is abrasion-proof steel ball or shuttle-type roll body.
4. axial direction according to claim 1 liquidate piston tubular actuated by cams formula five Stroke Engine it is characterised in that: institute
The axial track groove (32) on each piston (3) stated is provided with 38, is spaced substantially equidistant；Described each piston (3) inwall
Outside and inner side all thicken for plane (35).
5. axial direction according to claim 1 liquidate piston tubular actuated by cams formula five Stroke Engine it is characterised in that: institute
The air inlet (6) stated is connected with ring-type air inlet air flue (15), and ring-type air inlet air flue (15) is located at cylindric body (1) outer wall
On, its position is corresponding with the position of air inlet (6)；Described air vent (7) is connected with ring-type aerofluxuss air flue (16), ring
Shape aerofluxuss air flue (16) is located on cylindric body (1) outer wall, and its position is corresponding with the position of air vent (7)；Described
Jet (5) installs atomizer, is connected with oil supply mechanism (22)；Ring-type air inlet air flue (15) and ring-type aerofluxuss air flue (16) phase
Mutually independent.
6. axial direction according to claim 1 liquidate piston tubular actuated by cams formula five Stroke Engine it is characterised in that: institute
It is provided with circular radiating fin (17) in the middle part of cylindric body (1) outer wall stated；It is provided with tubular envelope at the two ends of cylindric body (1)
Lid (18), the opening's edge of tubular capping (18) snaps onto the end of cylindric body (1).
7. axial direction according to claim 1 liquidate piston tubular actuated by cams formula five Stroke Engine it is characterised in that: institute
The one end of the rotating spindle (12) stated is provided with grease pump (19), and the petroleum pipeline (24) of grease pump (19) stretches into cylindric body
(1) in bottom oil storage shell；It is provided with wiper groove (34) in the upper axle portion position near inner side rotating roller (10) of piston (3).
8. the axial direction according to claim 1 or 7 liquidates piston tubular actuated by cams formula five Stroke Engine, and its feature exists
In: the position that described rotating spindle (12) stretches out tubular capping (18) end is provided with oil sealing (20), and rotating spindle (12) stretches out
Hold as acting outfan (21).
9. axial direction according to claim 1 liquidate piston tubular actuated by cams formula five Stroke Engine it is characterised in that: institute
The tubular cam (13) stated includes axle sleeve (131), cylinder bottom (132), cylindrical wall (133) and geometric locus opening's edge (14), axle sleeve
(131) it is located at the center of cylinder bottom (132), the interior diameter of axle sleeve (131) is suitable with the belled position diameter phase of rotating spindle (12)
Join, axle sleeve (131) is sleeved on the belled position of rotating spindle (12)；The overall diameter of cylindrical wall (133) is outer with cylinder bottom (132)
Diameter is consistent, and the collar extension of cylindrical wall (133) is fixed as one with cylinder bottom (132), the interior diameter of cylindrical wall (133) and cylinder
The overall diameter of the center sleeve (23) of shape body (1) is adapted, and cylindrical wall (133) is sleeved in center sleeve (23)；Cylindrical wall
(133) interior opening's edge is provided with geometric locus opening's edge (14) that connect as one, outwardly directed, the footpath of geometric locus opening's edge (14)
Consistent with the length of the inner side rotating roller (10) touched to section width, the radial surface of geometric locus opening's edge (14) is that track is bent
Face (134).
10. axial direction according to claim 9 liquidate piston tubular actuated by cams formula five Stroke Engine it is characterised in that:
The track curved surface (134) of described geometric locus opening's edge (14) is to design by five stroke requirements, wherein,
Backhaul: the left piston (3) in cylinder (2) is outer with discharge end to the corresponding left track in backhaul end curved surface (134)
In the presence of skew surface section (a b), move to air-breathing starting position from discharge end, meanwhile, right piston (3) with row
In the presence of the interior skew surface section (a ' b ') of gas end to the corresponding right track in backhaul end curved surface (134), from discharge end
Move to air-breathing starting position, make left and right piston (3) inner face be simultaneously moved into the medium position of air inlet (6)；
Air-breathing: left piston (3) is in the wide outer concave curved surface section with backhaul end to the corresponding left track in air-breathing end curved surface (134)
Progressively outer shifting in the presence of (b c), to so that air inlet (6) is opened, meanwhile, right piston (3) is with backhaul end extremely
The outer of the corresponding right track in air-breathing end curved surface (134) tiltedly turns progressively outer shifting in the presence of plane surface section (b ' c '), to aerofluxuss
Till mouth (7) is not switched on, it is operating room between left and right piston (3), air or gaseous mixture are sucked cylinder (2) from air inlet (6)
Work indoor；Air-breathing end, the distance between left and right piston (3) is air-breathing total kilometres, the volume between left and right piston (3)
For air-breathing swept volume；
Compression: left piston (3) tiltedly turns convex top in the urgency of left track curved surface (134) corresponding to compressed ends with air-breathing end
The quick interior position moving to jet (5) and plug ignition mouth (8) in the presence of curved sections (c d), meanwhile, right work
Plug (3) is in the work of the micro- interior skew surface section (c ' d ') to corresponding right track curved surface (134) of compressed ends with air-breathing end
With the lower interior position moving closer to jet (5) and plug ignition mouth (8), the distance between left and right piston (3) reduces, and presses
Contracting gas, now, air inlet (6) and air vent (7) all block, and compressed gas terminal position is in ignition location and oil spout position
Put；
Acting: the temperature of compressed ends gas, pressure all raise, and fuel sprays into operating room from centre, and then fuel is compression-ignited
Or light, high temperature and high pressure gas promote left and right piston (3) to move out simultaneously, and heat energy is converted into the kinetic energy of piston, left piston
(3) be displaced outwardly, will pass through the wide outer skew surface section to corresponding left track curved surface (134) in end of doing work with compressed ends
(d e) drives the rotation of left geometric locus opening's edge (14), meanwhile, being displaced outwardly of right piston (3), will pass through and compressed ends
Wide outer skew surface section (d ' e ') to corresponding right track curved surface (134) in acting end drives right side geometric locus opening's edge
(14) rotation；
Aerofluxuss: acting end, air vent (7) exposes, and is connected with operating room, and left piston (3) is last to aerofluxuss with acting end
Hold in the corresponding urgency of left track curved surface (134) and quickly move right in the presence of skew surface section (e a), and right piston (3)
The effect of slightly-inclined curved sections (e ' a ') in the flat turn of right track curved surface (134) corresponding to discharge end with acting end
Under, first stablize and do not axially move, be then moved to the left, in discharge end, the inner face of left and right piston (3) is simultaneously moved into
The position of air vent (7), makes the waste gas after acting discharge to ring-type aerofluxuss air flue (16) from air vent (7), now, left and right
Between piston (3) the inner, distance is almost nil, and gas is all discharged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510014114.6A CN104564330B (en) | 2015-01-13 | 2015-01-13 | Axial opposed piston tubular cam drive type five stroke engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510014114.6A CN104564330B (en) | 2015-01-13 | 2015-01-13 | Axial opposed piston tubular cam drive type five stroke engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104564330A CN104564330A (en) | 2015-04-29 |
| CN104564330B true CN104564330B (en) | 2017-01-18 |
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| CN201510014114.6A Expired - Fee Related CN104564330B (en) | 2015-01-13 | 2015-01-13 | Axial opposed piston tubular cam drive type five stroke engine |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1489092A (en) * | 1974-12-02 | 1977-10-19 | Energiagazdalkodasi Intezet | Reciprocating engines |
| US4432310A (en) * | 1979-05-03 | 1984-02-21 | Leonard J. E. Waller | Parallel cylinder internal combustion engine |
| CN2193431Y (en) * | 1994-01-29 | 1995-03-29 | 左学禹 | Engine without crankshaft connecting rod |
| GB2431695A (en) * | 2005-10-28 | 2007-05-02 | Gregory Lawrence Leonard | Internal combustion five-stroke engine with opposed pistons and eccentric gearing |
| CN101392684B (en) * | 2008-10-24 | 2012-05-09 | 四川大学 | Cylinder double-face cam axial piston type crankless internal combustion engine |
| CN204419355U (en) * | 2015-01-13 | 2015-06-24 | 路新学 | Axially liquidate piston tubular actuated by cams formula five two-stroke engine |
-
2015
- 2015-01-13 CN CN201510014114.6A patent/CN104564330B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1489092A (en) * | 1974-12-02 | 1977-10-19 | Energiagazdalkodasi Intezet | Reciprocating engines |
| US4432310A (en) * | 1979-05-03 | 1984-02-21 | Leonard J. E. Waller | Parallel cylinder internal combustion engine |
| CN2193431Y (en) * | 1994-01-29 | 1995-03-29 | 左学禹 | Engine without crankshaft connecting rod |
| GB2431695A (en) * | 2005-10-28 | 2007-05-02 | Gregory Lawrence Leonard | Internal combustion five-stroke engine with opposed pistons and eccentric gearing |
| CN101392684B (en) * | 2008-10-24 | 2012-05-09 | 四川大学 | Cylinder double-face cam axial piston type crankless internal combustion engine |
| CN204419355U (en) * | 2015-01-13 | 2015-06-24 | 路新学 | Axially liquidate piston tubular actuated by cams formula five two-stroke engine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104564330A (en) | 2015-04-29 |
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