CN101781997A - Crankless piston type stepless speed change engine and design method - Google Patents
Crankless piston type stepless speed change engine and design method Download PDFInfo
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- CN101781997A CN101781997A CN201010105934A CN201010105934A CN101781997A CN 101781997 A CN101781997 A CN 101781997A CN 201010105934 A CN201010105934 A CN 201010105934A CN 201010105934 A CN201010105934 A CN 201010105934A CN 101781997 A CN101781997 A CN 101781997A
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- tooth bar
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Abstract
The invention provides a crankless piston type stepless speed change engine and a design method. Air cylinder assemblies are oppositely arranged on the same axis, a swing arm is arranged between the air cylinder assemblies, one end of the swing arm is fixed, the other end of the swing arm is provided with an arc-shaped step rack, a slide slot is vertically arranged in the middle of the swing arm, a swing arm slide block is arranged in the slide slot, the oppositely arranged air cylinder assemblies are connected together via a connection rod, the swing arm slide block is arranged in the middle of the connection rod to drive the swing arm to swing left and right and further drive the arc-shaped step rack to swing left and right so as to drive a group of one-way gears to rotate, the rotation of the one-way gears drives a transmission shaft to rotate continuously to output kinetic energy outwards, an air cylinder shell is adjusted by a synchronous ascending and descending mechanism arranged at the outer part of the air cylinder shell to move up and down along a slideway, and because the air cylinder assemblies are arranged in the air cylinder shell, the vertical movement of the air cylinder shell drives the swing arm slide block to move up and down in the slide slot of the swing arm, and the moment of the swing arm slide block driving the swing arm is changed via the change of the position of the swing arm slide block in the slide slot so as to change the swing amplitude of the arc-shaped step rack, the rotate speed of the transmission shaft is changed along with the change of the position of the swing arm slide block on the swing arm, and stepless speed change is realized.
Description
Technical field
The present invention relates to a kind of motor, specifically a kind of Crankless piston type stepless speed change engine.
Background technique
Mostly the reciprocating engine of prior art is that can convert the reciprocating machine of piston to rotation by crankshaft-link rod can outwards export by output shaft, the deficiency of Cun Zaiing is in actual use, bent axle processing technology complexity, the big weight of volume are big, have increased the consumption of own wt and fuel.
Summary of the invention
The invention provides a kind of Crankless piston type stepless speed change engine and design method.
Crankless piston type stepless speed change engine design method of the present invention realizes in the following manner, cylinder assembly is oppositely arranged on the same axis, being provided with an end in the middle of the cylinder assembly fixes, the other end is provided with the swing arm of arc step tooth bar, the swing arm intermediate vertical is provided with chute, be provided with the swing arm slide block in the chute, the cylinder assembly that is oppositely arranged links together by connecting rod, the middle driving swing arm that the swing arm slide block is arranged on connecting rod swings, and then drive arc step tooth bar and swing and drive one group of ratchet and rotate, the outside output kinetic energy of continuous rotation of the rotating drive transmission shaft of ratchet, regulating cylinder shell by the synchronization lifting mechanism that is arranged on the cylinder casing outside moves up and down along slideway, because cylinder assembly is arranged among the cylinder casing, the drive swing arm slide block that moves up and down of cylinder shell moves up and down in the swing arm chute, by changing the position of swing arm slide block in chute, changed the moment of swing arm slide block driving swing arm, thereby changed the amplitude of fluctuation of arc step tooth bar, make the transmission shaft rotating speed change, realize stepless change with the change of the position of swing arm slide block in swing arm.
Concrete structure is by frame, cylinder shell, cylinder assembly, swing arm slide block, swing arm, slideway, synchronization lifting mechanism, power take-off mechanism are formed, wherein, cylinder assembly is fixed among the cylinder shell by slideway and synchronization lifting mechanism, the also symmetrical both sides that are positioned at swing arm of cylinder assembly, swing arm is positioned in the middle of the cylinder shell, the lower end of swing arm is fixing by hinge and frame bottom, the upper end of swing arm is provided with arc step tooth bar and is connected with power take-off mechanism, the centre of swing arm has chute, is provided with the swing arm slide block in the chute;
Cylinder assembly is made up of cylinder, piston, connecting rod and connecting rod sliding sleeve, and piston is positioned among the cylinder, and the connecting rod sliding sleeve is arranged on the opening portion of cylinder, and the two ends of connecting rod are passed the connecting rod sliding sleeve and are connected with piston, and the swing arm slide block is arranged on the middle part of connecting rod.
Synchronization lifting mechanism is made up of tooth bar, gear and reducing motor, and reducing motor is connected with cylinder block, and reducing motor is meshed with tooth bar on being arranged on slideway by gear.
Power take-off mechanism is made up of transmission shaft and semiaxis, big ratchet, little ratchet, carrier gear, big ratchet and little ratchet are arranged on the transmission shaft, tumbler gear is fixed by semiaxis and frame inwall, big ratchet is meshed with the high step tooth bar of arc step tooth bar, and the low step tooth bar of arc step tooth bar is meshed with little ratchet by tumbler gear.
Excellent effect of the present invention is, save bent axle, cut down finished cost, reduce engine dry weight, improve efficiency of engine,, thereby can effectively reduce the vibrations of motor because piston is multiple operation point-blank, reduce the eccentric wear of cylinder piston, increase the working life of motor.
Description of drawings
Fig. 1 is the structural representation of Crankless piston type stepless speed change engine;
Fig. 2 is that the A-A of Fig. 1 is to the cross-sectional configuration schematic representation.
Description of reference numerals: frame 1, tooth bar 2, slideway 3, elevator mechanism 4, piston 5, cylinder 6, cylinder shell 7, connecting rod 8, connecting rod sliding sleeve 9, big ratchet 10, transmission shaft 11, tumbler gear 12, semiaxis 13, swing arm 14, arc step tooth bar 15, swing arm slide block 16, chute 17, hinge 18, little ratchet 19, high step tooth bar 20, low step tooth bar 21.
Embodiment
With reference to accompanying drawing Crankless piston type stepless speed change engine of the present invention is done following detailed explanation.
As shown in the figure, Crankless piston type stepless speed change engine of the present invention, its structure is by frame 1, cylinder shell 7, cylinder assembly, swing arm slide block 16, swing arm 14, slideway 3, synchronization lifting mechanism, power take-off mechanism is formed, wherein, cylinder shell 7 is fixed among the frame 1 by slideway 3 and synchronization lifting mechanism 4, cylinder assembly is arranged among the cylinder shell 7, symmetry is positioned at the both sides of swing arm 14, swing arm 14 is positioned in the middle of the cylinder shell 7, the lower end of swing arm 14 is fixed by hinge 18 and frame 1 bottom, the upper end of swing arm 14 is provided with arc step tooth bar 15 and is connected with power take-off mechanism, the centre of swing arm 14 has chute 17, is provided with swing arm slide block 16 in the chute 17;
Cylinder assembly is made up of cylinder 6, piston 5, connecting rod 8 and connecting rod sliding sleeve 9, piston 5 is positioned among the cylinder 6, connecting rod sliding sleeve 9 is arranged on the opening portion of cylinder 6, and the two ends of connecting rod 8 are passed connecting rod sliding sleeve 9 and are connected with piston 5, and swing arm slide block 16 is arranged on the middle part of connecting rod 8.
Synchronization lifting mechanism is made up of tooth bar 2, gear and reducing motor, and reducing motor is connected with cylinder casing 7, and reducing motor is meshed with tooth bar 2 on being arranged on slideway 3 by gear.Synchronization lifting mechanism can adopt hydraulic elevating system or screw-threaded shaft elevator structure.
Power take-off mechanism is made up of transmission shaft 11, semiaxis 13, big ratchet 10, little ratchet 19, carrier gear 12, big ratchet 10 and little ratchet 19 are arranged on the transmission shaft 11, tumbler gear 12 is fixed by semiaxis 13 and frame 1 inwall, big ratchet 10 is meshed with the high step tooth bar engagement 20 of arc step tooth bar 15, and the low step tooth bar 21 of arc step tooth bar 15 is meshed with little ratchet 19 by tumbler gear 12.
Motor of the present invention can be used for petrol engine or diesel engine or steamer or pneumatic motor use, also can be used for compressor and uses, and when using as fuel engine, the intake and exhaust mechanism and the ignition mechanism of cylinder assembly are current techique, do not repeat at this.
Embodiment
Accompanying drawing is the fundamental diagram of two pairs of symmetrical cylinder assemblies, it is some right to be arranged side by side in a cylinder shell, several big ratchets of several house type rack drives and little ratchet are worked on same transmission shaft and semiaxis, focus on outwards acting on the transmission shaft at last.
Infinite variable speed working principle is, cylinder assembly is oppositely arranged on the same axis, being provided with an end in the middle of the cylinder assembly fixes, the other end is provided with the swing arm of arc step tooth bar, the swing arm intermediate vertical is provided with chute, be provided with the swing arm slide block in the chute, the cylinder assembly that is oppositely arranged links together by connecting rod, the middle driving swing arm that the swing arm slide block is arranged on connecting rod swings, and then drive arc step tooth bar and swing and drive one group of ratchet and rotate, the outside output kinetic energy of continuous rotation of the rotating drive transmission shaft of ratchet, regulating cylinder shell by the synchronization lifting mechanism that is arranged on the cylinder casing outside moves up and down along slideway, because cylinder assembly is arranged among the cylinder casing, the drive swing arm slide block that moves up and down of cylinder shell moves up and down in the swing arm chute, by changing the position of swing arm slide block in chute, changed the moment of swing arm slide block driving swing arm, thereby changed the amplitude of fluctuation of arc step tooth bar, make the transmission shaft rotating speed change, realize stepless change with the change of the position of swing arm slide block in swing arm.
In order to overcome big ratchet and the asynchronous problem of the rotating speed of little ratchet on transmission shaft, adopt arc step tooth bar to solve, by strengthening the rotating speed that high step tooth bar radius improves big ratchet.
Claims (5)
1. Crankless piston type stepless speed change engine design method, it is characterized in that, cylinder assembly is oppositely arranged on the same axis, being provided with an end in the middle of the cylinder assembly fixes, the other end is provided with the swing arm of arc step tooth bar, the swing arm intermediate vertical is provided with chute, be provided with the swing arm slide block in the chute, the cylinder assembly that is oppositely arranged links together by connecting rod, the middle driving swing arm that the swing arm slide block is arranged on connecting rod swings, and then drive arc step tooth bar and swing and drive one group of ratchet and rotate, the outside output kinetic energy of continuous rotation of the rotating drive transmission shaft of ratchet, regulating cylinder shell by the synchronization lifting mechanism that is arranged on the cylinder casing outside moves up and down along slideway, because cylinder assembly is arranged among the cylinder casing, the drive swing arm slide block that moves up and down of cylinder shell moves up and down in the swing arm chute, by changing the position of swing arm slide block in chute, changed the moment of swing arm slide block driving swing arm, thereby changed the amplitude of fluctuation of arc step tooth bar, make the transmission shaft rotating speed change, realize stepless change with the change of the position of swing arm slide block in swing arm.
2. Crankless piston type stepless speed change engine, it is characterized in that, comprise frame, cylinder shell, cylinder assembly, the swing arm slide block, swing arm, slideway, synchronization lifting mechanism, power take-off mechanism, wherein, cylinder assembly is fixed among the cylinder shell by slideway and synchronization lifting mechanism, the also symmetrical both sides that are positioned at swing arm of cylinder assembly, swing arm is positioned in the middle of the cylinder shell, the lower end of swing arm is fixing by hinge and frame bottom, the upper end of swing arm is provided with arc step tooth bar and is connected with power take-off mechanism, and the centre of swing arm has chute, is provided with the swing arm slide block in the chute;
Cylinder assembly is made up of cylinder, piston, connecting rod and connecting rod sliding sleeve, and piston is positioned among the cylinder, and the connecting rod sliding sleeve is arranged on the opening portion of cylinder, and the two ends of connecting rod are passed the connecting rod sliding sleeve and are connected with piston, and the swing arm slide block is arranged on the middle part of connecting rod.
3. Crankless piston type stepless speed change engine according to claim 2, it is characterized in that synchronization lifting mechanism is made up of tooth bar, gear and reducing motor, reducing motor is connected with cylinder block, and reducing motor is meshed with tooth bar on being arranged on slideway by gear.
4. Crankless piston type stepless speed change engine according to claim 2, it is characterized in that power take-off mechanism is made up of transmission shaft and semiaxis, big ratchet, little ratchet, carrier gear, big ratchet and little ratchet are arranged on the transmission shaft, tumbler gear is fixed by semiaxis and frame inwall, big ratchet is meshed with the high step tooth bar of arc step tooth bar, and the low step tooth bar of arc step tooth bar is meshed with little ratchet by tumbler gear.
5. Crankless piston type stepless speed change engine according to claim 2 is characterized in that, synchronization lifting mechanism is hydraulic elevating system or screw-threaded shaft elevator structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101059343A CN101781997B (en) | 2010-02-04 | 2010-02-04 | Crankless piston type stepless speed change engine and design method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101059343A CN101781997B (en) | 2010-02-04 | 2010-02-04 | Crankless piston type stepless speed change engine and design method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101781997A true CN101781997A (en) | 2010-07-21 |
| CN101781997B CN101781997B (en) | 2011-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101059343A Expired - Fee Related CN101781997B (en) | 2010-02-04 | 2010-02-04 | Crankless piston type stepless speed change engine and design method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103867295A (en) * | 2014-01-27 | 2014-06-18 | 刘景林 | Environmental-friendly and energy-saving type two-stroke opposed crankless crankshaft engine |
| CN104806295A (en) * | 2015-03-26 | 2015-07-29 | 成都力鑫科技有限公司 | Double-cylinder pneumatic engine driving device |
| CN105834921A (en) * | 2016-05-21 | 2016-08-10 | 上海金箭水射流设备制造有限公司 | Pushed oscillation type direct-driven ultrahigh-pressure fluid power system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1614198A (en) * | 2003-11-04 | 2005-05-11 | 赵义 | Rotor IC engine without, piston crank shaft and link rod |
| EP1709309A4 (en) * | 2004-01-02 | 2012-06-20 | Darrell Grayson Higgins | Slide body internal combustion engine |
| CN1824931A (en) * | 2006-01-08 | 2006-08-30 | 黄德昭 | Non-piston engine capable of using various fuels |
| CN201679562U (en) * | 2010-02-04 | 2010-12-22 | 钱戈 | Swing arm type infinitely variable speed piston engine |
-
2010
- 2010-02-04 CN CN2010101059343A patent/CN101781997B/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103867295A (en) * | 2014-01-27 | 2014-06-18 | 刘景林 | Environmental-friendly and energy-saving type two-stroke opposed crankless crankshaft engine |
| CN104806295A (en) * | 2015-03-26 | 2015-07-29 | 成都力鑫科技有限公司 | Double-cylinder pneumatic engine driving device |
| CN105834921A (en) * | 2016-05-21 | 2016-08-10 | 上海金箭水射流设备制造有限公司 | Pushed oscillation type direct-driven ultrahigh-pressure fluid power system |
| CN105834921B (en) * | 2016-05-21 | 2018-03-02 | 上海金箭水射流设备制造有限公司 | A kind of pushing formula directly drives super high pressure fluid dynamical system |
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| Publication number | Publication date |
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| CN101781997B (en) | 2011-12-21 |
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