CN1004157B - Double-swing piston engine - Google Patents
Double-swing piston engine Download PDFInfo
- Publication number
- CN1004157B CN1004157B CN87104568.0A CN87104568A CN1004157B CN 1004157 B CN1004157 B CN 1004157B CN 87104568 A CN87104568 A CN 87104568A CN 1004157 B CN1004157 B CN 1004157B
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- piston
- oscillating
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- exhaust
- rotor
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- 238000007789 sealing Methods 0.000 claims description 13
- 238000009826 distribution Methods 0.000 claims description 10
- 208000002925 dental caries Diseases 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 2
- 238000002485 combustion reaction Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000006073 displacement reaction Methods 0.000 abstract 1
- 238000010304 firing Methods 0.000 description 7
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000006837 decompression Effects 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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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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- Transmission Devices (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
A double-swinging piston engine is composed of cylinder, two swinging pistons installed in cylinder, two air inlet and outlet rotors, transverse combustion chamber between two pistons, and a pair of reciprocating gears, crank-rocker mechanism and crankshaft. Both top surfaces of the piston can work, so that a small volume can obtain a large displacement. The reciprocating piston engine has simple structure, good manufacturability and low manufacturing cost, and can be widely used in the application field of reciprocating piston engines.
Description
The present invention relates to a kind of oscillating piston engine.
In the prior art in this respect, a kind of moving piston engine of double pendulum that steamer also can be used as internal-combustion engine that can be used as is disclosed in the U.S. Pat 409948.It adopts two pistons around the relative reciprocally swinging of dead axle in cylinder body, and the rotary valve of two rotation distributions makes the synchronous transmission device of rotor etc., realizes four stroke cycle.This engine piston manufacturability is relatively poor, and the sealing imperfection; The distribution rotor will add the inlet and exhaust valve device just can have good sealing; There is head-on collision to impact when being used to do the component movement of reciprocally swinging, easy to wear.
The objective of the invention is to design a kind of simple in structure, discharge capacity is big, and the good oscillating piston engine of anufacturability.
A kind of oscillating piston engine mainly is made up of cylinder body, oscillating-piston, intake and exhaust rotor, crankshaft, a pair of reciprocal swing pinion and crankrocker mechanism etc.In its cylinder body of forming by two big semicircle cambered surfaces, two fan-shaped oscillating-pistons and a crossbeam firing chamber that is positioned at the two-piston centre are housed.Gas distribution system adopts the distribution of two intake and exhaust rotors, the cam gas distribution system that has omitted complicated.Circular intake and exhaust internal rotor is provided with four cavitys that separate, and has the port that communicates with two wherein relative cavitys on its two axial end face and the excircle, with the formation intake and exhaust port.Other two cavitys are balance cavitys.Also have at least one axial elongated slot on its excircle, channel section can be V-arrangement, circular arc and other shape.When the combustible gas in the cylinder body broke out, this groove can will act on intake and exhaust rotor radial pressurized gas expansive force, converted the rotation direction power that promotes the rotor work done to, played the effect of decompression reinforcement.Oscillating-piston adopts at least two place's square key pawls to be bumped on the reciprocal running shaft, and the two is firmly connected and transmitting torque.End face seal bar and apex sealing strip are housed on the oscillating-piston.End face seal bar one end has the fourth of the twelve Earthly Branches of band pin-and-hole, and the two ends of apex sealing strip have the tenon of band opening slot, penetrates pin behind the two fork dress and connects.When oscillating-piston was swung in cylinder body like this, end face seal bar one side moved freely vertically separately, and one side is radially flexible with apex sealing strip.
The present invention can be the internal-combustion engine of petrol engine, diesel engine or other fuel.
This engine structure is simple, does not have traditional mulit-turning crankshaft, camshaft and valve type distribution device, has reduced motor self wasted work link and the big part of manufacture difficulty, thereby has greatly reduced manufacture cost.Piston adopts the method for inlaying to be contained on the axle, and technology capability is good.Sealing means sealing of the present invention is tight.The present invention adopts the rotor distribution to make intake and exhaust very abundant, and must not set up unmanageable inlet and exhaust valve device, has guaranteed that engine operation is reliable.The set reinforcement structure of intake and exhaust rotor can reach fuel-economizing, improves the effect of motor Economy.In addition, the crankrocker mechanism that this device adopted has good working performance in frequent swing.
The present invention has following accompanying drawing.
Fig. 1 is 2 cylinder double oscillating piston engine transmission schematic representation.Wherein: (5) intake and exhaust rotor timing gear; (6) exhaust cylinder cap; (7) intake and exhaust rotor; (8) Carburetor; (9) sealing block; (10) crossbeam firing chamber; (11) oscillating-piston; (12) air inlet cylinder cap; (13) spark plug; (14) distributor ignition assembly; (15) intake and exhaust rotor; (16) reciprocal swing pinion; (17) reciprocal swing pinion; (18) crankrocker mechanism; (19) crank timing gear; (20) intake and exhaust rotor timing gear; (21) starting gear; (22) flywheel ring gear; (23) sprocket wheel; (24) sprocket wheel.
Fig. 2 is 4 cylinder double oscillating piston engine transmission schematic representation.
Fig. 3 is the transmission schematic representation of C-C section among Fig. 2.Wherein: (1) crankshaft; (2) reciprocal running shaft; (3) reciprocal running shaft; (4) crank timing gear axle; (5) roller chain; (26) front-bank rotor housing; (27) rear-bank rotor housing.
Fig. 4 is the structural representation of B-B section among Fig. 1, Fig. 2.Wherein: Fig. 1 (26) cylinder body, Fig. 2 (26) front-bank rotor housing.
Fig. 5 is the structural representation of intake and exhaust rotor (15).
Fig. 6 is the assembling schematic representation of oscillating-piston (11).
Fig. 7 is a Stamping Steel Ribbon joint schematic representation.Wherein: (28) end face seal bar; (29) pin; (30) apex sealing strip.
Fig. 8 is an A-A crank-rocker structure schematic representation among Fig. 1, Fig. 2.
One embodiment of the present of invention are 2 cylinder double oscillating piston engines.Driving type and the structure of employing shown in Fig. 1,3,4,5,6,7,8.Motor is mainly by cylinder body (26), oscillating-piston (11), intake and exhaust rotor (7), (15), crankshaft (1), a pair of reciprocal swing pinion (16), (17) and crankrocker mechanism compositions such as (18).Two fan-shaped oscillating-pistons (11) are contained in respectively on reciprocal running shaft (2) in the cylinder body of being made up of two big semicircle cambered surfaces (26), (3).The crossbeam firing chamber (10) that band spark plug (13) is housed in the middle of the two-piston separates cylinder body (26).Crossbeam firing chamber (10) communicates with intake and exhaust rotor (7), (15) by sealing block (9).End face and crossbeam firing chamber (10) by the oscillating-piston (11) that swings to crossbeam firing chamber (10) both ends of the surface form burning cavity jointly.Circular intake and exhaust rotors (7), (15) inside are provided with four cavitys that separate.Wherein two relative cavitys are counter balance pocket.Two cavitys constitute intake and exhaust port by the port of opening respectively on intake and exhaust rotor (7), (15) two axial end faces and excircle in addition.The intake duct outlet section of opening on the rotor excircle is a rectangle, as the A among Fig. 6 to view; Air outlet flue inlet section is that hypotenuse is the right angle trigonometry of a circular arc, as the B among Fig. 6 to view.The inlet of intake duct and the outlet of air outlet flue are opened respectively on the both ends of the surface of intake and exhaust rotor (7), (15).Also have together axial elongated slot on the excircle of rotor, the section of groove is a V-arrangement.One of them groove face was the plane of rotor center, and another side is for to clockwise rotate the arc surface tangent with the rotor excircle from this groove face, and the high pressure air after the blast acts on radially on the groove face, reached the effect of decompression reinforcement.Exhaust gas discharged also can act on work done on the vertical choke face.Oscillating-piston (11) adopts two place's square key pawls to be bumped on reciprocal running shaft (2), (3).Its inside is provided with the cavity that stores lubricating cooling oil.This shoe cream room communicates with oil groove on oscillating-piston (11) end face and the periphery by oilhole, with communicating into and out of oilhole in reciprocal running shaft (2), (3).Oil stream is realized pressures cycle by pump.The oil groove outside is provided with the Stamping Steel Ribbon of the flexible thing in bottom.End face seal bar (28) one ends have the fourth of the twelve Earthly Branches of band pin-and-hole, and apex sealing strip (30) two ends have the tenon of band opening slot, penetrate pin (29) behind the two fork dress and connect.Like this, during oscillating-piston (11) motion, end face seal bar (28) one side moves freely vertically separately, and one side is radially flexible with apex sealing strip (30).This machine because of driving component outside cylinder body (26), the poorly sealed micro-leakage that causes can not influence engine performance between each active chamber of cylinder body (26) inner carrier.
During starting, starting gear (21) drives flywheel ring gear (22) and affixed with it crankshaft (1) rotation, crankrocker mechanism (18) is action thereupon also, by reciprocal running shaft (2), (3) and on reciprocal swing pinion (16), (17) drive two oscillating-pistons (11) swing relatively.Sprocket wheel (24) on the crankshaft (1) drives the crank timing gear (9) that are contained on the crank timing gear axle (4) by roller chain (25), sprocket wheel (23).This gear drives intake and exhaust rotors (7), (15) rotation by intake and exhaust rotor timing gear (5), (20) with its engagement.Gear (19) is 1: 2 with the velocity ratio of gear (5), (20).Intake and exhaust rotor (7), (15) the timing position by four stroke engine in rotation process opens and closes intake and exhaust port.Two relatively the oscillating-piston (11) of swing air-breathing simultaneously, calm the anger.After the end face of two oscillating-pistons (11) is gone into air pressure crossbeam firing chamber (10), distributor ignition assembly (14) action, spark plug (13) arcing, combustible gas is lighted, high pressure air promotes oscillating-piston (11) counterrotating work done, put back exhaust relatively afterwards, so far finish a work cycle.This engine operational cycle becomes the single-row reciprocating piston type two cylinder of 180 ° of layouts identical with crankshaft crank, and igniting is spaced apart 180 ° and 540 ° and hockets.Its work cycle table is as follows:
| Crank angle (°) | Right side cylinder (1) | Left side cylinder (2) |
| 0～180 | Air inlet | Exhaust |
| 180～360 | Compression | Air inlet |
| 360～540 | Work done | Compression |
| 540～720 | Exhaust | Work done |
Second embodiment of the present invention is 4 cylinder double oscillating piston engines, adopts driving type and structure shown in Fig. 2,3,4,5,6,7,8.This engine operational cycle becomes the single-row reciprocating piston type four cylinder engine of 180 ° of layouts identical with crankshaft crank, and igniting is spaced apart 180 °.Can be two schemes of 1-3-4-2 or 1-2-4-3.It is as follows wherein to introduce a work cycle table:
| Crank angle (°) | Rear-bank rotor housing | Front-bank rotor housing | ||
| Left side cylinder (1) | Right side cylinder (2) | Left side cylinder (3) | Right side cylinder (4) | |
| 0-180 | Work done | Exhaust | Compression | Air inlet |
| 180-360 | Exhaust | Air inlet | Work done | Compression |
| 360-540 | Air inlet | Compression | Exhaust | Work done |
| 540-720 | Compression | Work done | Air inlet | Exhaust |
The use of 4 cylinder machines can being connected with 4 cylinder machines of this motor can be 1 group as required, also can be many groups.
The intake and exhaust rotor that the four-stroke conventional engine also can adopt the present invention to propose replaces the cam gas distribution system; The present invention also can adopt four-stroke conventional engine cam gas distribution system.
Claims (1)
1, a kind of oscillating piston engine, the cylinder (26) that surrounds by two semicircle relatively faces and both ends of the surface; The fan-shaped oscillating-piston (11) of two symmetries of swinging around the center of circle, two symmetrical placement are in the intake and exhaust rotor (7) that is used for distribution, (15) and cover crank slotted link mechanism compositions such as (18) of semicircle relatively cylinder both sides, it is characterized in that circular inlet and outlet rotor (7), (15) inside are provided with four cavitys that separate, have the port that communicates with two wherein relative cavitys on its two axial end face and the excircle, also have at least one axial elongated slot on the excircle, channel section is V-arrangement or circular arc; Oscillating-piston (11) adopts at least two place's square key pawls to be bumped on reciprocal running shaft (2), (3); The end face seal bar (28) on the oscillating-piston (11) and the joint of apex sealing strip (30) adopt mortise and tenon fork dress and pin (29) to connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN87104568.0A CN1004157B (en) | 1987-06-27 | 1987-06-27 | Double-swing piston engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN87104568.0A CN1004157B (en) | 1987-06-27 | 1987-06-27 | Double-swing piston engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1030278A CN1030278A (en) | 1989-01-11 |
| CN1004157B true CN1004157B (en) | 1989-05-10 |
Family
ID=4814928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN87104568.0A Expired CN1004157B (en) | 1987-06-27 | 1987-06-27 | Double-swing piston engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1004157B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1873197B (en) * | 2005-05-31 | 2013-07-03 | 庞乐钧 | Revolving internal-combustion engine |
| CN101117916B (en) * | 2007-07-12 | 2010-09-08 | 闫官清 | Double-pendulum internal-combustion engine |
-
1987
- 1987-06-27 CN CN87104568.0A patent/CN1004157B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CN1030278A (en) | 1989-01-11 |
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| C10 | Entry into substantive examination | ||
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| C13 | Decision | ||
| C14 | Grant of patent or utility model | ||
| C19 | Lapse of patent right due to non-payment of the annual fee |