CN1032057A - Multi-cylinder integral assembly four strokes oscillating piston internal combustion engine - Google Patents
Multi-cylinder integral assembly four strokes oscillating piston internal combustion engine Download PDFInfo
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- CN1032057A CN1032057A CN 88106929 CN88106929A CN1032057A CN 1032057 A CN1032057 A CN 1032057A CN 88106929 CN88106929 CN 88106929 CN 88106929 A CN88106929 A CN 88106929A CN 1032057 A CN1032057 A CN 1032057A
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Abstract
Multi-cylinder integral assembly four strokes oscillating piston internal combustion engine.It is a kind of multicylinder four-stroke strokes oscillating piston internal combustion engine that adopts a plurality of oscillating-piston tandem arrangement.Motor comprises major parts such as bent axle, connecting rod, oscillating-piston, cylinder block.Each oscillating-piston forms two working cylinders, and cylinder block adopts water-cooled, oscillating-piston to adopt oil cooling.New architecture power is big, weight and size is little, simple in structure, low cost of manufacture, good economy performance.New architecture reliable operation, runnability are good, part stress, be heated, lubricated good.Crankshaft output torque is even, and power range is wide, can make petrol engine, gas engine, diesel engine, compressor from low-powered engine to the ton marine engine.
Description
Adopt the multicylinder four-stroke strokes oscillating piston internal combustion engine of a plurality of oscillating-piston tandem arrangement.
The present invention belongs to FOC9/00 according to International Patent Classification (IPC) oscillating-piston machine or prime mover.
U. S. Patent US3338137 in prior art, open day July 26 nineteen sixty-five.Deutsches Reichs-Patent DE3020499, open day on December 17th, 1981.Above patent is four connecting rod crank swing-bar mechanisms, wherein discloses a kind of structure similar to the present invention among U.S. Pat 3338137 Figure 16, and both differences are mainly on piston and chamber structure, distribution device; Deutsches Reichs-Patent DE3020499 compares difference on piston and chamber structure, distribution device and driving mechanism with the present invention.
U.S. Pat 3338137 Figure 16 types are that single crank, single connecting rod, oscillating-piston are the pistons that two concentric garden arcs link to each other, constitute two working cylinders, cylinder adopts gas port loop scavenging vertically, gas port is opened and is taken a breath when piston extremely descends initial point, so this type is two cylinders, two stroke gas port loop scavenging petrol engines, uses plug ignition.This patent can be sent power normally from structure but have following shortcoming:
1, oscillating-piston is that piston bottom, two left and right sides is linked into a whole, and the attachment portion is the overhang that bears bending moment, and stressing conditions is serious, is easy to take place fatigue fracture.
2, oscillating-piston complex structure, volume is big, and the space is not fully utilized in the cylinder body, has influenced the raising of power under the motor unit volume.
3, to be designed to two cylinder two stroke air-inlet loop scavenging motor, engine breathing need dispose scavenging pump to said structure only, and Economy is lower than the four stroke engine with suction capacity.
Deutsches Reichs-Patent in prior art, the patent No. 3020499, be four fast pole crank swing-bar mechanisms, this patent is the four cylinder four-stroke explosive motor, an oscillating-piston forms four working cylinders, adopt overhead valve, the switching of the shared camshaft control of two cylinders of every side valve, connecting rod is arranged on a side of engine body exterior.There is following problem in this patent: 1. connecting rod is arranged on the outside of body, causes external dimension big, and stressing conditions worsens; 2. valve is by the direct jack-up of the cam of camshaft, installs and adjusts difficulty, and valve stem is subjected to side pressure, causes the wearing and tearing between the valve guide bushing of valve stem.
The objective of the invention is to invent a kind of multicylinder four-stroke motor that adopts a plurality of oscillating-piston tandem arrangement.The type claimed structure of invention is simply compact, and number of packages is few in addition, is convenient to the folding dress, and anufacturability is good, the new engine reliable operation, and mechanical wear is little, and mechanical efficiency is higher than reciprocating internal combustion engine; The power of new architecture is greater than reciprocating internal combustion engine under the identical external form; New engine smoothness of operation, output torque uniformity are better than reciprocating internal combustion engine, and vibration and noise are lower than reciprocating internal combustion engine; Motor is by the existing suction capacity of four-stroke working principle work, and available again pressurized machine carries out high pressure-charging, not only can be used for middle low power but also can be used for high power engine, can be used as petrol engine, gas engine, diesel engine, compressor.
Major technique feature of the present invention is the design that summary of the invention is multi-cylinder integral assembling type four strokes oscillating piston internal combustion engine, the moving piston engine of plurality of pendulums is characterized by and adopts a plurality of oscillating-piston tandem arrangement vertically, therapeutic method to keep the adverse qi flowing downward cylinder body is divided into integrated type lower body cylinder body (4) and integrated type support (20) along the horizontal plane at crankshaft main bearing center line place, integrated type therapeutic method to keep the adverse qi flowing downward cylinder body and left and right sides cylinder end slab integral cast out, and be processed into the cavity of a plurality of installation oscillating-pistons, in the integrated type therapeutic method to keep the adverse qi flowing downward cylinder body (4) the oscillating-piston pillar hole is arranged, oscillating-piston pillar (25) is installed, in each oscillating-piston axle bush is installed, axle bush slides on the pillar (25), support (20) is a housing structure, be processed with the bearing support that the crankshaft main bearing bearing shell is installed, bent axle is processed with a plurality of cranks, the crankshaft main bearing bearing shell is installed in respectively in bearing cap and the main bearing seat of frame, bearing cap and main bearing seat of frame tighten up with screw, oscillating-piston is installed in the therapeutic method to keep the adverse qi flowing downward cylinder body, connecting rod small end is connected with the oscillating-piston bearing pin, connnecting rod big end is connected with crankshaft crank, integrated type therapeutic method to keep the adverse qi flowing downward cylinder body is connected with screw through locating stud with support, the upper cylinder body is an integrated type, upper cylinder adopts overhead valve, about two cylinders with same camshaft, cam shaft arrangement is in the center upper portion of motor, cam on the camshaft is controlled the switching of each cylinder inlet and exhaust valve respectively through rocking arm, and the upper cylinder body is through locating stud, screw and therapeutic method to keep the adverse qi flowing downward cylinder body are fixed.
Bent axle is used sliding supported condition in the integrated type support, arrange equilibrium block on the bent axle.Whole bent axle and oscillating-piston carry out static balancing and dynamic balancing respectively.For oscillating-piston has good balance, oscillating-piston, connecting rod, wrist pin can be made with high strength light alloy (as titanium alloy), and under the condition of strength and stiffness permission, alleviate piston bottom weight as far as possible, as adopt thin-walled and strengthening rib structure, for improving oscillating-piston top weight, can be shown in figure one, adopt bimetal flush mounted type oscillating-piston, humorous encourage a happiness hole enzyme humorous of oyster linchpin bulbul common house centipede garden Yu encourage captive hole mountain path fish hawk carboxylic a kind of jade to give as security the humorous sound of a bird chirping thin white silk used in ancient China of linchpin Gua Ke beam linchpin snipe garden Yu farce be that the suitable Su of the abundant of the hot own rose sodium glue rooms at the sides of or facing the principal rooms of the tired moisture in the soil of the declining chivalrous fluorine spoon dog ⒍ smile loess hills β tax deep blue amine Shan luxuriant intelligence of toe soil mountain path tomb flat stone with ropes attached at the sides joyous tax deep blue case ㄖ uncut jade good fortune that sheds baby teeth adds and discloses disrespectful ⒒ to disclose disrespectful ⒗ this disrespectful
Cool off and lubricate: the cooling lubricating oil feeds (the also axial end flange one end nut compressing of bore hole that this garden post is allocated left and right sides cylinder body into) from the axis of a cylinder hole, garden of supporting oscillating-piston, lubricating oil flows out from the radial hole of supporting axle, be used for lubricated supporting axle and oscillating-piston brass, a road of lubricating oil flows through in the oscillating-piston inner cooling channel, the heat that the cooling oscillating-piston spreads out of.Prevent the overheating failure of Packing spring, lubricating oil is discharged from oscillating-piston at last, another road of lubricating oil link pin supporting base from the piston flows into the link pin center hole, cool off again and lubricated connecting rod small end, cool off and lubricate connnecting rod big end by the connecting rod center hole, finish whole cooling and lubricated work, engine cylinder-body adopts the positive drive type water cooling.
Oscillating-piston has two plates that overhang, and two overhang plate and upper and lower air cylinders bodies constitute two working cylinders (A) and (D) between the end plate of the left and right sides, the every cylinder of multicylinder engine firing chamber be arranged symmetrically between cylinder upper cover (24) the internal surface inlet and exhaust valve with oscillating-piston on.
Oscillating-piston constitutes an integral body with plane, big or small garden cylinder, end face, link pin supporting base, seal groove, hole and axle bush.Its medium and small garden cylinder and upper cylinder garden cylindricality sealing surface match, and big garden cylinder and therapeutic method to keep the adverse qi flowing downward cylinder body garden cylindricality working surface match, and matching gap needs greater than mutual expansion gap under various operating modes, with anti-jam.
Arrange radially and end face seal on the oscillating-piston, outwards eject that garden arc and end face keep in touch in Stamping Steel Ribbon and the cylinder body, but multiple tracks is arranged with leaf spring.Radial seal (7) and end face seal (8) jointing place join with the Cylinder (9) that outwards ejects, and a spot of expansion gap is left in the jointing place.
This model structure is simple, has suction capacity, be suitable for as supercharged engine, owing to adopt a plurality of oscillating-piston tandem arrangement, simultaneously adopt the bimetal oscillating-piston again, engine balance is functional, and whole motor adopts same intake manifold, same exhaust manifold should be designed to four connecting rods, eight cylinder four-stroke overhead valve explosive motors.
The advantage that new architecture is compared with prior art is:
1: simple in structure, compact, in addition number of packages is few, cubic power is big, weight/power ratio is little, the power of new architecture is suitable for making high power engine greater than Reciprocating engine under the identical external dimension.
2, engine operation is reliable, and part is stressed evenly in addition, and the movement parts abrasion are little, and engine cooling and lubrication circumstances are good.Oscillating-piston adopts the positive drive type oil cooling, and this is better than reciprocating internal combustion engine.
3, oscillating-piston works to be similar to flywheel (energy-storing device), makes output torque even, and oscillating-piston does not contact with bearing supporting and cylinder block, has reduced friction and noise, has improved mechanical efficiency, and total efficiency can be higher than reciprocating internal combustion engine.
The contrast accompanying drawing carries out the drawing explanation below:
Fig. 1. a plurality of oscillating-piston series connection integral arrangement four stroke engine drawings in side sectional elevation:
(1)-and bent axle, (2)-connecting rod, (3)-bimetal combined type oscillating-piston, (4)-and cylinder block, (5)-camshaft, (6)-valve, (7)-and apex sealing strip, (8)-end face seal bar, the little garden of (9)-end face seal post, (10)-and valve tappet, rocking arm, (11)-firing chamber, (12)-equilibrium block, (13)-penetrate oil nozzle, (14)-cooling water channel, (20)-support, (24)-and cylinder upper cover, (25)-oscillating-piston pillar.
Fig. 2. a plurality of oscillating-piston series connection integral arrangement four stroke engine stereograms:
(1)-and bent axle, (3)-bimetal combined type oscillating-piston, (4)-cylinder block, (13)-penetrate the oil nozzle hole, (20)-support, (24)-cylinder upper cover, (25)-oscillating-piston pillar.
Optimum scheme of the present invention can be selected four oscillating-piston tandem arrangement, eight cylinder four-stroke explosive motors for use.
Above-mentioned type changes the switching time of valve (6) when the rotating ratio that changes camshaft (5) and bent axle (1) is 1: 1, can realize two-stroke air gate type loop scavenging explosive motor.
It is 1: 1 that above-mentioned type is worked as the rotating ratio that changes camshaft (5) and bent axle (1), and inlet and exhaust valve adopts one-way fashion valve, gas or the fluid compression engine that can realize having suction capacity.
The multicylinder four-stroke strokes oscillating piston internal combustion engine, fuel all can adopt gasoline, diesel oil, natural gas, industrial gas and various special fuel, purposes can be used for automobile, tractor, tank, greatly go capable ⌒ ⒌ an ancient term for silk fabrics of ⌒ pain dust bamboo container for fruit, dried meat, etc. to the greatest extent the idle ⑴ ┮ of ⒒ pray the idle ⒘ loyalty of and pray the idle ⒖ Zhao of and hand over the humorous shelves of the idle ⑵ snipe of idle ⒔ ㄖ a small handdrum with beads striking when rotated ⒛ ν sparrow Gou to bare the strong wife of one's mother's brother
Claims (4)
1, strokes oscillating piston internal combustion engine comprises bent axle [1], connecting rod [2], oscillating-piston [3], main part in addition such as cylinder block [4], be four connecting rod crank swing-bar mechanisms, oscillating-piston adopts the stiff shaft sliding bearing, same oscillating-piston and cylinder block constitute two working cylinders, the cylinder block water-cooled, overhead valve is adopted in distribution, the invention is characterized in the design of the multi-cylinder integral assembling type four strokes oscillating piston internal combustion engine that adopts a plurality of oscillating-piston tandem arrangement, adopt the integrated type multi-throw crankshaft, each oscillating-piston and cylinder block form two cylinders, therapeutic method to keep the adverse qi flowing downward cylinder body is divided into integrated type therapeutic method to keep the adverse qi flowing downward cylinder body [4] and integrated type support [20] at the horizontal plane along crankshaft main bearing center line place, integrated type therapeutic method to keep the adverse qi flowing downward cylinder body and left and right sides cylinder body end slab integral cast out, and be processed into the cavity of a plurality of installation oscillating-pistons, in the integrated type therapeutic method to keep the adverse qi flowing downward cylinder body [4] the oscillating-piston pillar hole is arranged, oscillating-piston pillar [25] is installed, each oscillating-piston endoporus is equipped with axle bush, axle bush slides on the pillar [25], oscillating-piston engine framework [20] is a housing structure, be processed with the bearing support that the crankshaft main bearing bearing shell is installed, bent axle is processed with a plurality of cranks, the crankshaft main bearing bearing shell is installed in respectively in bearing cap and the main bearing seat of frame, and bearing cap and main bearing seat of frame tighten up with screw.Oscillating-piston [3] is installed in the therapeutic method to keep the adverse qi flowing downward cylinder body [4].Connecting rod [2] microcephaly be connected with the oscillating-piston bearing pin, connnecting rod big end is connected with crankshaft crank, integrated type therapeutic method to keep the adverse qi flowing downward cylinder body is connected with screw through locating stud with support, upper cylinder body [24] is an integrated type, upper cylinder adopts overhead valve, about the same camshaft of two cylinders, cam shaft arrangement is in the center upper portion of motor, cam on the camshaft is controlled the switching of each cylinder inlet and exhaust valve respectively through rocking arm, upper cylinder is through locating stud, screw and lower cylinder are fixed, a plurality of oscillating-piston tandem arrangement, the cooling of piston and connecting rod and lubrication system adopt the positive drive type oil cooling, the cooling lubricating oil feeds from the axis of a cylinder hole, garden of supporting oscillating-piston, and this garden post is allocated in the bore hole of left and right sides cylinder body, and axial end flange one end screw in compression, lubricating oil flows out from the radial hole of supporting axle, be used for lubricated supporting axle and oscillating-piston brass, a road of lubricating oil flows through at last in the oscillating-piston inner cooling channel discharges from oscillating-piston, and another road of lubricating oil link pin supporting base from the piston flows into the link pin center hole.Flow to connnecting rod big end by the link pin center hole and finish whole cooling and lubricated work, oscillating-piston is with the plane, size garden cylinder, end face, the link pin supporting base, seal groove, closed hole and axle bush constitute an integral body, oscillating-piston has two plates that overhang, two of oscillating-pistons overhang plate and upper and lower air cylinders body, constitute two working cylinders [A] and [D] between the end plate of the left and right sides, oscillating-piston [3] is gone up little garden cylinder and cylinder upper cover [24] garden cylindricality sealing surface matches, big garden cylinder of oscillating-piston [3] and cylinder block [4] garden cylindricality working surface match, matching gap needs greater than mutual expansion gap under various operating modes, with anti-jam.Arrange radially and end face seal on the oscillating-piston, outwards eject with leaf spring, garden arc and end face keep in touch in Stamping Steel Ribbon and the cylinder body, but multiple tracks is arranged, radial seal [7] and end face seal [8] jointing place join with the Cylinder [9] that outwards ejects, the small amount of thermal clearance for expansion is left in the jointing place, and the firing chamber of each cylinder of multicylinder engine is arranged symmetrically in respectively between the inboard inlet and exhaust valve of cylinder body and on the oscillating-piston.
2, adopt the multicylinder four-stroke strokes oscillating piston internal combustion engine of a plurality of oscillating-piston tandem arrangement according to claim 1, can change into multi-cylinder two-stroke strokes oscillating piston internal combustion engine, being characterized as the speed ratio that changes camshaft (5) and bent axle is 1: 1; Change the switching time of valve (6), can realize two-stroke air gate type loop scavenging explosive motor.
3, adopt the multicylinder four-stroke strokes oscillating piston internal combustion engine of a plurality of oscillating-piston tandem arrangement according to claim 1, can change into multicylinder compressor, being characterized as the rotating ratio that changes camshaft (5) and bent axle (1) is 1: 1, inlet and exhaust valve adopts one-way fashion valve, gas or the fluid compression engine that can realize having suction capacity.
4, according to claim 1, oscillating-piston adopts the bimetal embedded structure.In the heavy metal manufacturing of oscillating-piston top, the light metal manufacturing of oscillating-piston bottom, the oscillating-piston top and the bottom are in aggregates with swallow-tail form notch setting-in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 88106929 CN1032057A (en) | 1988-10-04 | 1988-10-04 | Multi-cylinder integral assembly four strokes oscillating piston internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 88106929 CN1032057A (en) | 1988-10-04 | 1988-10-04 | Multi-cylinder integral assembly four strokes oscillating piston internal combustion engine |
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| CN1032057A true CN1032057A (en) | 1989-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 88106929 Pending CN1032057A (en) | 1988-10-04 | 1988-10-04 | Multi-cylinder integral assembly four strokes oscillating piston internal combustion engine |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100390428C (en) * | 2003-04-10 | 2008-05-28 | 马来西亚国家石油公司 | Engine accessory drive system |
| CN100432375C (en) * | 2007-03-03 | 2008-11-12 | 谈诚 | Golden proportion of design for oscillating-piston mechanical structure |
| CN100443706C (en) * | 2006-10-07 | 2008-12-17 | 谈诚 | Two cylinders or multicylinders four-stroke internal-combustion engine of single or multiple cascaded swing pistons |
| CN1908439B (en) * | 2006-08-16 | 2010-06-30 | 谈诚 | Integrated multiple cylinder multiple level oscillating-piston compressor with super-large displacement ultra-high pressure pistons in series |
| CN101949303A (en) * | 2010-08-19 | 2011-01-19 | 谈磊 | Gas engine of shaking piston |
| CN115055921A (en) * | 2022-06-29 | 2022-09-16 | 山西柴油机工业有限责任公司 | Process method for strengthening bimetal machining surface of bottom hole of engine crankshaft |
-
1988
- 1988-10-04 CN CN 88106929 patent/CN1032057A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100390428C (en) * | 2003-04-10 | 2008-05-28 | 马来西亚国家石油公司 | Engine accessory drive system |
| CN1908439B (en) * | 2006-08-16 | 2010-06-30 | 谈诚 | Integrated multiple cylinder multiple level oscillating-piston compressor with super-large displacement ultra-high pressure pistons in series |
| CN100443706C (en) * | 2006-10-07 | 2008-12-17 | 谈诚 | Two cylinders or multicylinders four-stroke internal-combustion engine of single or multiple cascaded swing pistons |
| CN100432375C (en) * | 2007-03-03 | 2008-11-12 | 谈诚 | Golden proportion of design for oscillating-piston mechanical structure |
| CN101949303A (en) * | 2010-08-19 | 2011-01-19 | 谈磊 | Gas engine of shaking piston |
| CN115055921A (en) * | 2022-06-29 | 2022-09-16 | 山西柴油机工业有限责任公司 | Process method for strengthening bimetal machining surface of bottom hole of engine crankshaft |
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