CN2181572Y - Straight shaft engine - Google Patents
Straight shaft engine Download PDFInfo
- Publication number
- CN2181572Y CN2181572Y CN 93245582 CN93245582U CN2181572Y CN 2181572 Y CN2181572 Y CN 2181572Y CN 93245582 CN93245582 CN 93245582 CN 93245582 U CN93245582 U CN 93245582U CN 2181572 Y CN2181572 Y CN 2181572Y
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- Prior art keywords
- cylinder
- shaft
- engine
- flywheel
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- Expired - Lifetime
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- 238000003491 array Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000000446 fuel Substances 0.000 claims description 2
- 238000002485 combustion reaction Methods 0.000 abstract description 7
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 241001133184 Colletotrichum agaves Species 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000011981 development test Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000030279 gene silencing Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The present invention relates to a piston type internal combustion engine, and more particularly to a piston type engine having an air axis parallel to a main shaft axis. Mainly solve the problem that crankshaft engine mechanical efficiency is not high, and the structure is compact inadequately. The connecting rod is a curved ruler-shaped connecting rod; the rear end of the needle bearing is provided with two needle roller bearings; a rail guide cylinder is fixedly arranged at the rear part of the cylinder body, and a rail groove is arranged on the wall of the rail guide cylinder; a flywheel cylinder is arranged on the main shaft, and an inclined groove-shaped curved pit matched with a needle roller bearing A arranged at the rear end of the curved ruler-shaped connecting rod is arranged on the wall of the flywheel cylinder; can be used as a power machine to be used in the transportation and other departments.
Description
The utility model belongs to internal-combustion piston engine, particularly relates to the cylinder axis engine art coaxial or parallel with main-shaft axis in the internal-combustion piston engine.Be meant that more a kind of cylinder acts on the same main shaft by rotating disk, only reciprocating motion of the pistons be converted to the motor that rotatablely moves with connecting rod.
Here said direct-shaft engine is for the crank-axle engine in the internal-combustion piston engine.Adopt the internal-combustion piston engine of connecting bar and crankshaft now widely to be applied to communications and transportation and vehicular power generation unit etc.This employing connecting bar and crankshaft is converted to to-and-fro motion in the motor that rotatablely moves, though the history in existing hundreds of years, the technology comparative maturity, but it still has unsurmountable problem to exist technically: 1, mainly be the working medium in the cylinder, to compressing maximum temperature and the maximum pressure that terminal point bursts out into with lighting a fire initial time institute's snowslide, promote connecting rod, by bent axle top dead center institute dieback, causing peak output can not export at once, in the time of must waiting the inertia of flywheel to drive bent axle to turn over 30～40 ° of angles, output power from low to high lentamente, then again from high to low, observe the work done of sinusoidal rule rate, but the working medium in the cylinder is when piston moves past 30～40 ° of angles after 90 ° of maximum power outputs, the anxious utmost point of the good scape of High Temperature High Pressure descends, and on average gets only 6～12kg/cm so obtain the pressure of the work of being used in
2, kinetic energy has constituted very big loss, and the aspect can not push piston after outburst at once in addition, and the working medium of High Temperature High Pressure certainly will not only cause thermal loss big rapidly cylinder sleeve and piston heating, also increases the cooling difficulty; 2, the motor of curved shaft type, compression stroke, piston from the bottom to top, the crankshaft rotating half cycle is a working stroke, piston from top to bottom, bent axle also is to change half cycle equally, with diesel engine, during compression stroke, cylinder pressure 40～60kg/cm
2, working stroke cylinder pressure 90～130kg/cm
2, just take compression stroke, bent axle will be to every square centimeter of piston area burden 40～60kg/cm
2Power consumption.Every square centimeter of maximum " feedback " 6-12kg/cm of piston area in the explosion stroke
2Power is given bent axle, and the improved necessity of research is arranged really.
The purpose of this utility model is exactly because there is above-mentioned defective in existing bent axle type internal-combustion piston engine, through development test for many years, make great efforts to overcome these shortcomings, to raise the efficiency, now having manufactured experimently out model machine, is the direct-shaft engine that rotatablely moves and a kind of new main shaft up conversion that reciprocating motion of the pistons is affacted is provided.
The purpose of this utility model is achieved in that direct-shaft engine, comprise engine housing, cylinder assembly, piston, connecting rod, engine revolution main shaft, fuel supply setting, exhaust setting, cooling settings, lubricated setting, speed regulator, Sealing and bearing, binding fixed block etc., it is characterized in that connecting rod is a trisquare shape connecting rod; Direct and the piston connection of its front end, its rear end is provided with two needle bearings of first, second; Set firmly the rail guide in the cylinder body rear portion, on rail guide wall, be provided with the center line rail slot parallel that the needle bearing second that is provided with above-mentioned trisquare shape rod rear end matches with cylinder-bore axis; Be provided with the flywheel tube in rear portion, the rail guide outside, on the flywheel barrel, be provided with the bent hole of skewed slot shape that the needle bearing first that is provided with above-mentioned trisquare shape rod rear end matches; Main shaft is fixedly connected on the flywheel cylindrical shell, and spindle centerline and flywheel tube centerline are in same axial location.
Technique scheme, said trisquare shape connecting rod, it is anterior promptly to be piston rod in fact, so connecting rod is along with the to-and-fro motion of piston and mat rail slot and reciprocating, because the needle bearing first that trisquare shape rod rear end is installed cooperates nest to be located in the bent hole of skewed slot shape of flywheel tube, make link end itself that do straight reciprocating motion, along the bent hole of skewed slot shape the flywheel tube is produced a radial component, promptly this power is the tangent direction of main axis circumference, form moment, promote the rotation of flywheel tube, so fixedly connected main shaft on the flywheel tube rotates along with the rotation of flywheel tube, outside outputting power, the task of realization motor.
Below by drawings and Examples the utility model is described further again.
Fig. 1 is the utility model embodiment one, i.e. the two stroke IC engine structural representation;
Fig. 2 is Figure 1A-A cross-sectional schematic;
Fig. 3 is the utility model embodiment one flywheel barrel structure schematic representation;
Fig. 4 is Fig. 3 schematic side view;
Fig. 5 is a partly vertical profile expansion schematic representation of the bent hole of Fig. 3.(not comprising the igniting projection 12 among Fig. 3 and the termination of flywheel tube 9 in other words);
Fig. 6 is Fig. 5 schematic side view;
Fig. 7 is the utility model nullisomic and the vertical portion of rail guide schematic representation;
Fig. 8 is Fig. 7 schematic side view;
Fig. 9 is the utility model trisquare shape connecting rod master TV structure schematic representation;
Figure 10 is Fig. 9 schematic top plan view;
Figure 11 is Fig. 9 schematic side view;
Figure 12 is that the utility model embodiment one connecting rod promotes flywheel tube principle schematic;
Figure 13 is Figure 12 schematic side view;
Figure 14 is that the quartastroke engine connecting rod promotes flywheel tube principle schematic for the utility model embodiment two;
Figure 15 is Figure 14 schematic side view;
Figure 16 is the quartastroke engine structural representation for the utility model embodiment two;
Figure 17 is Figure 16 schematic side view;
Figure 18 is partly vertical profile expansion schematic representation of the utility model embodiment two bent holes;
Figure 19 is Figure 18 schematic side view;
Figure 20 is the multi-cylinder engine structural representation for the utility model embodiment three;
Figure 21 is Figure 20 schematic side view;
Figure 22 is the utility model embodiment three rail guide structural representations;
Figure 23 is Figure 22 schematic side view;
Rule dish structural representation when Figure 24 is the utility model embodiment three;
Figure 25 is Figure 24 schematic side view;
Figure 26 is an exhaust projection schematic representation among Figure 24;
Figure 27 is Figure 26 schematic side view;
Figure 28 is the utility model embodiment four structural representations;
Mark among the figure:
1, cylinder cap, 2 cylinder bodies, 3 pistons, 4 intake valves, 5 exhaust valves, 6 scavenge ducts, 7 Sealings, 8 speed regulators, 9 flywheel tubes, 10 needle bearing first, 11 bent holes, 12 igniting projections, 13 trisquare shape connecting rods, 14 rail guides, 15 main shafts, 16 flywheels, 17 under-chassis, 18 engine housings, 19 needle bearing second, 20 rail slots, 21 connect nose end, 22 o'clock rule dishes, 23 roll the hammer bearing, 24 air inlet projections 25, exhaust projection.
Fig. 1～13 are the utility model embodiment one, it is the two stroke IC engine schematic representation, comprise that its general structure, profile, main crux part are shape, the organigram of flywheel tube, rail guide and trisquare shape connecting rod, also have working principle, promptly connecting rod promotes flywheel tube rotation principle schematic.Figure 14～19 are the utility model embodiment two, i.e. the quartastroke engine schematic representation.Two-stroke machine of the present utility model as seen from the figure and four-stroke machine, its main structure is identical with working principle, also the internal-combustion piston engine with existing crank-axle engine is identical respectively for its air cylinder structure, here, the different bent holes of skewed slot shape that only just are provided with on the flywheel barrel.Concerning the two-stroke machine, its flywheel barrel is provided with the bent hole of skewed slot shape that two roads overlap; Then be provided with the bent hole of skewed slot shape that four roads overlap on the flywheel barrel of four-stroke machine.Such flywheel tube whenever rotates a circle, and all finishes a work cycle respectively.Figure 20～27 are that multi-cylinder engine is arranged schematic representation for the utility model embodiment three.Embodiment one, two is as single-cylinder engine as seen from the figure, and the cylinder-bore axis that is set to of its cylinder is coaxial with main-shaft axis; And the cylinder-bore axis that is set to of its cylinder of multi-cylinder engine parallels with main-shaft axis, and along the equal five equilibrium symmetric arrays of the circumference of main-shaft axis.The utility model is for multi-cylinder engine, comprise two-stroke machine and four-stroke machine, remove rail dish when being provided with, the igniting projection, the air inlet projection, outside the exhaust projection, remove and be provided with along the cylinder of the branch symmetric arrays such as circumference of main-shaft axis, and outside cylinder axis and the spindle parallel, and corresponding number of cylinders, the corresponding rail guide that is provided with the cylinder aligned identical, be that the rail guide also is that rail guide axis is also parallel with main-shaft axis along branch symmetric arrays such as main-shaft axis circumference, and every cylinder have a cover cylinder assembly, piston, trisquare shape connecting rod, the thrust that every cylinder sends, acting in conjunction is in the flywheel tube in the bent hole of band, i.e. acting in conjunction makes main shaft rotate along with the rotation of flywheel tube in main shaft.As shown in figure 28, the setting of cylinder also can become more multi-cylinder number along the branch symmetric arrays such as more than one circumference place of main-shaft axis, makes the flywheel tube obtain bigger moment of torsion, can produce the high-power direct-shaft engine.It is calculated that this machine is adopting the master cylinder working pressure identical with crank-axle engine, as 40～60kg/cm
2The time, 1/2～1/8 of an in-fighting crank-axle engine, i.e. 20～7kg/cm
2The utility model further also can be made into the adjustable compression ratio engine, and realizing can be with diesel oil or gasoline with machine.
The utility model can be formed serial direct-shaft engine, still adopt the cylinder of crank-axle engine, piston, piston still is the to-and-fro motion of making straight line in cylinder, with the flywheel tube bent hole is set and replaces bent axle, the connecting rod of piston by trisquare shape couples together work, no matter a machine is what cylinders, two-stroke machine flywheel tube is provided with the song hole on two slopes, the flywheel tube of four-stroke machine is provided with the song hole on four slopes, the flywheel tube rotates a circle and all finishes two respectively, a four-stroke periodic duty, and can accomplish that flywheel tube each cylinder that circles can finish two, three times or repeatedly break out expansion working, as long as the slope number in bent hole cooperates.It does not resemble the bent neck that each cylinder the bent axle machine will account for bent axle, cylinder is arranged, except that single cylinder engine, all multi-cylinder engine all are along the main-shaft axis circumferential arrangement without exception, how many cylinders all have only exhaust projection of an intake valve projection, the 1-2-7-3-4-5-6-8 that firing order does not resemble the bent axle machine bothers difficult note so, and it is that 1-2-3-N is easy to note.As Figure 20, just be equipped with the flywheel tube in the bent hole of band above the six cylinder direct-shaft engines, have individual projection for the time rule dish 22, the 24th, air inlet projection, the 25th, exhaust projection, the 12nd, igniting projection, as seen direct-shaft engine, except that single cylinder engine visible general cylinder head, cylinder block, Carburetor (or high pressure oil pump), air filter and outlet pipe, then the same with general motor, the only many air filters of the outward appearance of motor, outlet pipe, silencing apparatus, cooling water tank.The manufacturing of direct-shaft engine is very easy to, and cylinder, piston, porthole, oil pump buyable have only the flywheel tube in trisquare shape connecting rod and the bent hole of band special.As long as but connecting rod has engine lathe just can create.The flywheel tube in the bent hole of band is then wanted the processing of spline milling machine, may the once-through of also available accurate die casting machine, or available engineering plastics are hot-forming, the high pressure oil pump of single cylinder engine and multi-cylinder engine all uses single pump need not arrange pump, and direct-shaft engine is to improve this serial direct-shaft engine of just having sent out court on the basis of original crank-axle engine after deliberation in a word, this family machine is than bent axle machine science more, structure is simpler, and it is easier to make, and the cost cost is low.Technological performance, oil consumption is low, and purposes is wide, and this Engine Series really is a kind of direct-shaft engine of high merit low consumption.
Claims (6)
1, direct-shaft engine, comprise engine housing, cylinder assembly, piston, connecting rod, engine revolution main shaft, fuel supply setting, exhaust setting, cooling settings, lubricated setting, speed regulator, Sealing and bearing, binding fixed block etc., it is characterized in that: connecting rod is a trisquare shape connecting rod; Direct and the piston connection of its front end, its rear end is provided with two needle bearings of first, second; Set firmly the rail guide in the cylinder body rear portion, be provided with on rail guide wall that the needle bearing second that is provided with above-mentioned trisquare shape rod rear end matches the center line rail slot parallel with cylinder-bore axis; Be provided with the flywheel tube in rear portion, the rail guide outside, on the flywheel barrel, be provided with the bent hole of skewed slot shape that the needle bearing first that is provided with above-mentioned trisquare shape rod rear end matches; Main shaft is fixedly connected on the flywheel cylindrical shell, and spindle centerline and flywheel tube centerline are in same axial location.
2, direct-shaft engine as claimed in claim 1 is characterized in that cylinder-bore axis and main-shaft axis are coaxial, and sets firmly the rail guide at the cylinder rear portion that it is also coaxial with main-shaft axis that this rail is led coaxial line.
3, direct-shaft engine as claimed in claim 1, it is characterized in that cylinder to be set to cylinder-bore axis parallel with main-shaft axis and along the branch symmetric arrays such as circumference of main-shaft axis, and at each cylinder rear portion the corresponding rail guide that is provided with, this rail is led with also being the branch symmetric arrays such as circumference along main-shaft axis, and its axis also parallels with main-shaft axis.
4,, it is characterized in that the flywheel barrel is provided with the bent hole of two road skewed slot shapes as claim 2 or 3 described direct-shaft engines.
5,, it is characterized in that the flywheel tube is provided with the bent hole of four road skewed slot shapes as claim 2 or 3 described direct-shaft engines.
6,, it is characterized in that on main shaft, being provided with two covers so that six cover flywheel tubes as claim 4 or 5 described direct-shaft engines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93245582 CN2181572Y (en) | 1993-11-29 | 1993-11-29 | Straight shaft engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93245582 CN2181572Y (en) | 1993-11-29 | 1993-11-29 | Straight shaft engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2181572Y true CN2181572Y (en) | 1994-11-02 |
Family
ID=33818485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 93245582 Expired - Lifetime CN2181572Y (en) | 1993-11-29 | 1993-11-29 | Straight shaft engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2181572Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105089782A (en) * | 2014-05-05 | 2015-11-25 | 龙全洪 | Straight rod internal combustion engine |
| CN105569831A (en) * | 2016-03-17 | 2016-05-11 | 李立平 | Internal combustion engine reciprocating piston driving mechanism |
-
1993
- 1993-11-29 CN CN 93245582 patent/CN2181572Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105089782A (en) * | 2014-05-05 | 2015-11-25 | 龙全洪 | Straight rod internal combustion engine |
| CN105569831A (en) * | 2016-03-17 | 2016-05-11 | 李立平 | Internal combustion engine reciprocating piston driving mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |