CN103233779B - Air intake and exhaust structure of rotary type engine - Google Patents
Air intake and exhaust structure of rotary type engine Download PDFInfo
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- CN103233779B CN103233779B CN201310166310.6A CN201310166310A CN103233779B CN 103233779 B CN103233779 B CN 103233779B CN 201310166310 A CN201310166310 A CN 201310166310A CN 103233779 B CN103233779 B CN 103233779B
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Abstract
The invention relates to an air intake and exhaust structure of an engine, in particular to an air intake and exhaust structure of a rotary type engine. The air intake and exhaust structure (300) comprises an air intake structure, an exhaust structure and a fixing disc (101), wherein the air intake structure comprises six exhaust rocker arms (311), two exhaust cams (105) and six exhaust valves (312), and exhaust structure comprises six air intake rocker arms (321), two air intake cams (118) and six air intake valves (320). When the six air intake rocker arms (321) are contacted with the air intake cams (118), the air intake valves (320) are opened, and corresponding cylinders (102) perform air intake. When the exhaust rocker arms (311) are contacted with the exhaust cams (105), the exhaust valves (312) are opened, the corresponding cylinders (102) performs exhausting, pushing force produced by the cylinders (102) in the exhausting process enables a middle shaft (41) in a shaft system (40) rotate, and accordingly power is produced.
Description
Technical field
The present invention relates to a kind of intake and exhaust structure of motor, in particular to a kind of intake and exhaust structure of rotary power motor.
Background technique
The claimant of the application discloses a kind of air power engine assembly that can be used for transport facility, the vane motor that this motor comprises gas holder, air distributor, engine body, clutch, clutch, automatic transmission, differential mechanism and is placed in exhaust chamber in its patent documentation CN101413403 A (its international application of the same clan is WO2010051668 A1).This motor utilizes compressed air to do work and does not use any fuel, so there is no toxic emission, achieves " zero-emission ", and reuses waste gas and generate electricity, and saves the energy, reduces cost.But this motor is based on traditional four stroke engine, and bent axle often rotates 720 °, piston acting once.And can promote piston acting when entering in cylinder as the pressurized air of power source, then discharge, namely the stroke of compressed air engine is actual is air inlet-expansion stroke and discharge stroke.Obviously, this four-stroke compressed air engine disclosed in patent documentation CN101413403 A wastes effective expansion stroke greatly, limits the efficiency of motor.And the tail gas of this motor fails to recycle well, need enough large gas holder deposit pressurized air could work the sufficiently long time.
Based on the problem existing for patent application CN101413403 A, the claimant of the application discloses a kind of compressed air engine assembly with tail gas recycling loop in China's application of 201110331809.9, and this motor comprises cylinder, cylinder cap system, air inlet pipeline, gas exhaust piping, piston, connecting rod, bent axle, exhaust cam shaft, admission cam shaft, front gear box system and rear gear box.This motor utilizes compressed air to do work and does not use any fuel, so there is no toxic emission, achieves " zero-emission ", and recycles waste gas and do work, and saves the energy, reduces cost.But this motor is In-line multi-cylinder engine, only a controller valve is installed in each controller valve port in controller, when engine total length is certain, limits cylinder cylinder number, thus limit the gross output of motor.Obviously, this in-line multi-cylinder air-powered motor gross output disclosed in No. 201110331809.9 applications is not high, and the configuration of motor is still worth exploring.
Based on the problem of application number existing for 201110331809.9, the claimant of the application discloses a kind of V-type multi-cylinder aerodynamic engine in China's application of 201210063546.2, comprising: multicylinder engine body, cylinders power distributor, power equipment, controller system, air inlet control series flow control valve, compression gas tank group, constant-pressure tank, electronic control unit ECU, pressurized air heating plant and selectable second for air circuit.Be intended to the output power problem and the circulation of tail gas Utilizing question that solve air-powered motor, thus realize Novel compressed air motor that is economic, efficient, zero-emission.But this engine structure is complicated, not high to compressed-air actuated utilization, larger to compressed-air actuated demand during piston cylinder acting.
Summary of the invention
Based on the problems referred to above, the invention provides a kind of intake and exhaust structure of rotary engine, be intended to complex structure, the problem that air consumption is large.For this reason, the present invention adopts following technological scheme.
A kind of intake and exhaust structure of rotary engine of rotary engine, described motor comprises: engine body, intake and exhaust structure, cylinder, axle system, end caps, upper box, oil sump, admission line, main admission line and lubrication system, described intake and exhaust structure comprises, air intake structure, exhaust structure, fixed tray, air intake structure comprises, 6 intake rockers, 2 intake cams and 6 intake valves; Exhaust structure comprises, 6 exhaust rocker arms, 2 exhaust cams and 6 exhaust valves, and when intake rocker contacts with intake cam, intake valve is opened, and corresponding cylinder starts air inlet; When exhaust rocker arm contacts with exhaust cam, exhaust valve is opened, and corresponding cylinder starts exhaust, and the thrust produced in cylinder breathing action makes the jack shaft in axle system rotate, thus produces power.
Preferably, described cylinder is 6, is provided with an intake valve and an intake rocker in each cylinder.
In such scheme preferably, the intake and exhaust that described intake valve is arranged on cylinder control in shell, and are resisted against in valve cover for seat by spring.
In such scheme preferably, described spring is provided with intake and exhaust and controls housing-plate.
In such scheme preferably, the sidewall of described intake and exhaust control shell is provided with stifled son, and another side is provided with exhaust port, and its top is provided with inlet hole.
In such scheme preferably, one end of described intake rocker is fixed on fixed tray by fixed cylinder, and fixed cylinder is provided with swivel bearing; The end of the other end of intake rocker is connected with roller by pin.
, described roller is resisted against on intake cam in such scheme preferably, when entering pressurized air in cylinder, and the roller on intake rocker and the projection contacts of intake cam.
In such scheme preferably, the intake and exhaust that described exhaust valve is arranged on cylinder control in shell, and are resisted against in valve cover for seat by spring.
In such scheme preferably, described spring is provided with intake and exhaust and controls housing-plate
In such scheme preferably, the sidewall of described intake and exhaust control shell is provided with stifled son, and another side is provided with exhaust port, and its top is provided with inlet hole.
In such scheme preferably, one end of described exhaust rocker arm is fixed on fixed tray by fixing pin, and fixing pin is provided with swivel bearing; The end of the other end of exhaust rocker arm is connected with roller by pin.
, described roller is resisted against on exhaust cam in such scheme preferably, when cylinder discharges gas, and the roller on exhaust rocker arm and the projection contacts of exhaust cam.
Accompanying drawing explanation
To describe according to preferred but nonrestrictive embodiment of the present invention now, these and other features of the present invention, aspect and advantage will become apparent when reading following detailed description in detail with reference to accompanying drawing, wherein:
Fig. 1 is rotary engine overall structure schematic diagram of the present invention;
Fig. 2 is the front section view of the rotary engine according to Fig. 1 of the present invention;
Fig. 3 is the side sectional view of the rotary engine according to Fig. 1 of the present invention;
Fig. 4 is the plan view according to rotary engine in Fig. 1 of the present invention;
Fig. 5 is the stereogram according to engine body in Fig. 1 of the present invention;
Fig. 6 is the front section view according to Fig. 5 of the present invention;
Fig. 6-1 is the structural representation according to fixed tray in Fig. 5 of the present invention;
Fig. 7 is the plan view according to Fig. 5 of the present invention;
Fig. 8 is the structural representation according to intake and exhaust structure in Fig. 1 of the present invention;
Fig. 9 is the front section view according to Fig. 8 of the present invention;
Figure 10 is the side view according to Fig. 8 of the present invention;
Figure 11 is the structural representation according to Fig. 1 centre shaft of the present invention;
Figure 12 is according to Figure 11 front section view of the present invention;
Figure 13 is the plan view according to Figure 11 of the present invention;
Figure 14 is the structural representation according to lubrication system in Fig. 1 of the present invention.
Embodiment
The following description is only exemplary and be not to limit the disclosure, application or purposes in essence.Should be understood that, in whole accompanying drawing, corresponding reference character represents identical or corresponding parts and feature.
With reference now to accompanying drawing, Fig. 1, Fig. 2 are the structural representation of rotary engine of the present invention.As Fig. 1, shown in Fig. 2, rotary engine, it comprises: engine body 100, intake and exhaust structure 300, cylinder 102, axle system 40, end caps 11, upper box 12, oil sump 14, prop up admission line 15, main admission line 17 and lubrication system 500, also comprise secondary admission line 16, when the throttle of motor is opened, pressurized air enters secondary admission line 16 by main admission line 17 after heating plant heating, pressurized air in secondary admission line 16 enters intake and exhaust structure 300 through an admission line 15, and then the horizontally slipping of piston 112 in control cylinder 102, drive the jack shaft 41 in axle system 40 to rotate simultaneously.
With further reference to Fig. 1-Fig. 4, engine body 100 is connected on upper box 12 by bolt 10, and be connected by bolt seal with oil sump 14, its centre shaft 40 is linked together by fixed tray 101 with the outside of cylinder 102, and is fixed on upper box 12 by end caps 11.Pressurized air in gas holder passes in main admission line 17 after heating devices heat, the pressurized air entered after main admission line 17 can enter in secondary admission line 16 temporary, pressurized air subsequently in secondary admission line 16 can enter in cylinder 102 by an admission line 15 according to the control of intake and exhaust structure 300 and axle system 40, and the gas after having done work is discharged by the relief opening 18 on upper box 12 sidewall.Cylinder 102 is six, and three are one group and are fixed on the two ends of upper box 12 by two end caps 11, and relative jack shaft 41(is as shown in figure 11) radial equipartition arrangement ringwise.Main admission line 17 is connected with secondary admission line 16 by pipe joint 13, secondary admission line 16 is two, the secondary admission line 16 of each root is provided with three admission lines 15, and one end of an admission line 15 is connected on secondary admission line 16, and the other end is connected to the top of cylinder 102.
Above-mentioned cylinder 102 is symmetrical with the jack shaft 41 on axle system 40, and the cylinder block on the left side is by being seen as 1# cylinder, 2# cylinder and 3# cylinder clockwise; The cylinder block on the right is by being seen as 4# cylinder, 5# cylinder and 6# cylinder clockwise.
With reference now to Fig. 5-Fig. 7, Fig. 5, describe the structural representation according to engine body 100 of the present invention.
Engine body 100 comprises cylinder 102, cylinder column 104, piston 112, exhaust cam 105, slideway 108, intake cam 118 and axle system 40.Cylinder 102 is six, three are one group and are fixed on the two ends of upper box 12 by two end caps 11, and jack shaft 41(is as shown in figure 11 relatively) radial equipartition arrangement ringwise, described end caps 11 is fixed on the two ends of jack shaft 41 by jump ring 103, and is provided with bearing between end caps 11 and jack shaft 41.The cylinder column 104 of two laterally adjacent cylinders 102 is linked together by slideway 108, and then is linked together by adjacent two cylinders 102.One end of cylinder column 104 is placed in by the connection of piston 112 in the piston cavity of cylinder 102, and the other end is connected with the ram 114 on slideway 108 by cylinder column set screw nut 113 through circular hole on fixed tray 101.Fixed tray 101 is arranged on the jack shaft 41 of axle system 40, and is provided with rigid bearing 107 between fixed tray 101 and jack shaft 41.During cylinder 102 intake and exhaust, cylinder column 104 horizontally slips under the promotion of piston 112 in piston cavity.Because the ram 114 on the other end of cylinder column 104 and slideway 108 links together, ram 114 is clamped on the V-type slideway axle 42 in axle system 40, therefore the thrust produced when cylinder column 104 horizontally slips promotes the protruding side of V-type slideway axle 42, and then this thrust is transformed into radial rotating force, V-type slideway axle 42 is rotated, final drive jack shaft 41 rotates, thus produces power.
As shown in Figure 6, slideway 108 is the groove body of the 90 degree of bendings in two ends; Or the groove body adopting cutting process to cut into; Or the groove body selecting welding manner to be welded into.The middle part of the main surface of groove body has rectangular opening, and semicircle is processed at the two ends of rectangular opening; The middle part of two ends dogleg section has semicircle orifice, and its top has tapped hole.Slideway 108 is connected with ram 114 by slideway bolt 110, bolt 110 is provided with ramp bearings 109, the bottom of ramp bearings 109 is provided with ramp bearings fixed base 111, ramp bearings 109 is placed in the rectangular opening of slideway 108 main surface, in order to reduce ramp bearings 109 and slideway 18 rectangular opening between friction, therefore semicircle is processed at the two ends of rectangular opening.Ram 114 is the groove body of the 90 degree of bendings in two ends, and the upper surface of the main surface of groove body has two screwed blind holes, and this blind hole is for connecting slideway bolt 110; The inner plane of the main surface of groove body has two pin-and-holes, be provided with fixing pin 116 in pin-and-hole, fixing pin 116 is provided with pulley bearings 117, is provided with pad 115 between pulley bearings 117 and the inner plane of main surface.Two pulley bearings 117 are placed in the both sides of the V-type slideway axle 42 on axle system 40, and the contacts side surfaces of V-type helical raised 45 with V-type slideway axle 42.
With further reference to Fig. 6 and Fig. 6-1, the jack shaft 41 of axle system 40 is provided with exhaust cam 105 and intake cam 118, and exhaust cam 105 is positioned at the outside of intake cam 118, and the end of intake cam 118 is placed in the center hole 121 on fixed tray 101.The diameter of described center hole 121 is the diameter of the jack shaft 41 in axle system 40.Exhaust cam 105 and intake cam 118 are fixed on jack shaft 41 by cam set screw 106.As in Figure 6-1, fixed tray 101, for having the disk of lug boss, is provided with rigid bearing 107 in the center hole of lug boss.Fixed tray 101 is dispersed with three leadout holes 122 equably centered by center hole 121, and it is shown with reference to figure 8 that the diameter of leadout hole 122 is that the intake and exhaust at cylinder 102 top control shell 305() center connection plug (not shown); The periphery of each leadout hole 122 is dispersed with four attachment holes 123 equably, and the intake and exhaust at cylinder 102 top are controlled shell 305 and are connected with fixed tray 101 by this attachment hole 123.
Following reference drawing 8-Figure 10, Fig. 8 are the structural representation of intake and exhaust structure 300.Described intake and exhaust structure 300 comprises: air intake structure, exhaust structure, fixed tray 101.Air intake structure comprises, intake rocker 321, intake cam 118 and intake valve 320; Exhaust structure comprises, exhaust rocker arm 311, exhaust cam 105 and exhaust valve 312.
The working procedure of intake and exhaust structure 300 is introduced in detail below in conjunction with Fig. 1 and with reference to figure 8 and Fig. 9.The side that intake and exhaust control shell 305 is provided with inlet hole 322, and this inlet hole 322 and an admission line 15(are as shown in Figure 1) be tightly connected.When the throttle of motor is opened, pressurized air enters secondary admission line 16 by main admission line 17 after heating plant heating, pressurized air in secondary admission line 16 enters intake and exhaust structure 300 through an admission line 15, and then the horizontally slipping of piston 112 in control cylinder 102, drive the jack shaft 41 in axle system 40 to rotate simultaneously.When intake cam 118 contacts with intake rocker 321, the intermediate bar of intake rocker 321 promotes the valve stem of intake valve 320, the spring 303 at intake valve 320 top is compressed, and the piston cavity of cylinder 102 enters pressurized air, and piston 112 slides to the bottom direction of piston cavity.Piston 112 drives cylinder column 304 to slide to the bottom direction of piston cavity in sliding process, because the end of cylinder column 104 is connected with ram 114, and ram 114 is clamped on the V-type slideway axle 42 of axle system 40, therefore in the process of sliding, ram 114 is driven to slide in the rectangular opening of slideway 108 at cylinder column 104, the end thrust produced in the process promotes the V-type helical raised 45 of V-type slideway axle 42, and then this thrust is transformed into radial rotating force, V-type slideway axle 42 is rotated, and then also drive the jack shaft 41 of axle system 40 also to rotate thereupon, thus generation power.
When V-type slideway axle 42 turns an angle, exhaust cam 105 contacts with the valve stem of exhaust valve 312, the spring 303 at exhaust valve 312 top is compressed, exhaust valve 312 leaves exhaust valve cover for seat, the exhaust port 313 of exhaust valve 312 is opened, piston 112 outwards slides, thus is discharged from the exhaust port 313 of exhaust valve 312 by the pressurized air in piston cavity, discharges eventually through the relief opening 18 on upper box 12 sidewall.When the piston 112 in piston cavity slides into the top of piston cavity, pressurized air in piston cavity is discharged, exhaust cam 105 and exhaust rocker arm 311 are separated, exhaust valve 312 is got back in exhaust valve cover for seat under the effect of spring 303, exhaust port 313 on exhaust valve 312 is closed, and piston cavity stops exhaust.Piston 112 is just according to above-mentioned process periodic duty.
With further reference to Fig. 8, the internal structure of intake and exhaust structure 300 is described now in further detail.Intake and exhaust structure 300 of the present invention comprises air intake structure, exhaust structure, fixed tray 101.
Air intake structure comprises: intake valve 320 and intake rocker 321, is provided with an intake valve 320 and an intake rocker 321 in each cylinder 102.The intake and exhaust that intake valve 320 is arranged on cylinder 102 control in shell 305, and are resisted against in valve cover for seat by spring 303, and spring 303 is provided with intake and exhaust and controls housing-plate 307.While be provided with stifled son 302 on the sidewall of above-mentioned intake and exhaust control shell 305, another side is provided with exhaust port 313, and its top is provided with inlet hole 322.
One end of intake rocker 321 is fixed on fixed tray 101 by fixed cylinder 309, and fixed cylinder 309 is provided with swivel bearing 301; The end of the other end of intake rocker 321 is connected with roller 308 by pin 306, and this roller 308 is resisted against on intake cam 118.When entering pressurized air in cylinder 102, the roller 308 on intake rocker 321 and the projection contacts of intake cam 118.
Exhaust structure comprises: exhaust valve 312 and exhaust rocker arm 311, is provided with an exhaust valve 312 and an exhaust rocker arm 311 in each cylinder 102.The intake and exhaust that exhaust valve 312 is arranged on cylinder 102 control in shell 305, and are resisted against in valve cover for seat by spring 303, and spring 303 is provided with intake and exhaust and controls housing-plate 307.While be provided with stifled son 302 on the sidewall of above-mentioned intake and exhaust control shell 305, another side is provided with exhaust port 313, and its top is provided with inlet hole 322.
One end of exhaust rocker arm 311 is fixed on fixed tray 101 by fixing pin 310, and fixing pin 310 is provided with swivel bearing 301; The end of the other end of exhaust rocker arm 311 is connected with roller 308 by pin 306, and this roller 308 is resisted against on exhaust cam 105.When entering pressurized air in cylinder 102, the roller 308 on exhaust rocker arm 311 and the projection contacts of exhaust cam 105.
With reference to figure 11-13 and composition graphs 5 and Fig. 6 introduce the working procedure of axle system 40.When the throttle of motor is opened, pressurized air enters secondary admission line 16 by main admission line 17 after heating plant heating, pressurized air in secondary admission line 16 enters intake and exhaust structure 300 through an admission line 15, and then the horizontally slipping of piston 112 in control cylinder 102, drive the jack shaft 41 in axle system 40 to rotate simultaneously.
Axle system 40 comprises jack shaft 41 and V-type slideway axle 42, and it is linked together by fixing flat key 43.Intake cam 118 and exhaust cam 105 are fixed on jack shaft 41 by cam fixing pin 106, and centered by V-type slideway axle 42, both sides are respectively provided with an intake cam 118 and an exhaust cam 105.Exhaust cam 105 is positioned at the outside of intake cam 118, and intake cam 118 differs 90 degree with the start angle of exhaust cam 105 projection.The two ends of jack shaft 41 are equipped with draw-in groove 44, this draw-in groove 44 is for end caps 11 that is fixing and jack shaft 41 two ends, location, this draw-in groove 44 plays fixing effect for the bearing in end caps 11 in addition, the phenomenon that when preventing this engine operation, end caps 11 horizontally slips on jack shaft 41.V-type slideway axle 42 is provided with V-type helical raised 45, and this V-type helical raised 45 is positioned at the groove of the ram 114 on slideway 108.During cylinder 102 intake and exhaust, cylinder column 104 horizontally slips under the promotion of piston 112 in piston cavity.Because the ram 114 on the other end of cylinder column 104 and slideway 108 links together, ram 114 is clamped on the V-type slideway axle 42 in axle system 40, therefore the thrust produced when cylinder column 104 horizontally slips promotes the protruding side of V-type slideway axle 42, and then this thrust is transformed into radial rotating force, V-type slideway axle 42 is rotated, final drive jack shaft 41 rotates, thus produces power.
Last with reference to shown in Figure 14, it is the structural representation (filled arrows direction is the direction that lubricant oil flows to) of the lubrication system of motor of the present invention.
This lubrication system 500 comprises: main oil gallery 507, upwards oil duct 508, cam oil leab 509, slideway spindle oil road 510 and cam back oil road 511.Oil pump 503 is provided with in lubrication system 500, when motor starts air inlet work, V-type slideway axle 42 in axle system 40 rotates, thus drive jack shaft 41 to rotate, lubricant oil in oil sump 14 sucks in the pump housing by oil pump 503 to be lubricated the cavity of intake and exhaust structure 300, axle system 40 and piston 112, and the lubricant oil finally completing lubrication is got back in oil sump 14 by cam back oil road 511.Affect its work to prevent the oil pressure of oil pump 503 too high, oil pump 503 is provided with pressure-limit valve 505.
When cylinder 102 enter from admission line 15 pressurized air start working time, jack shaft 41 in axle system 40 rotates under the drive of cylinder column 104, oil pump 503 is started in the process, by the lubricant oil in oil sump 14 by entering upwards in oil duct 508 after magnet suction filter 501 and fuel filter 502 removal of impurities, enter cam oil leab 509 pairs of intake cams 118 subsequently and exhaust cam 105 lubricates, the all parts entered 510 pairs, slideway spindle oil road slideway 108 from cam oil leab 509 lubricant oil out lubricates, ensuing lubricant oil enters in main oil gallery 507 by cam back oil road 511, get back in oil sump 14 finally by cam back oil road 511, when engine reciprocations rotates, each parts of lubrication system 500 pairs of motors are according to above-mentioned greasing circulating lubrication.
The bottom of oil sump 14 is provided with magnetic drain plug 504, when the lubricant oil in oil sump 14 needs to change, only needs magnetic drain plug 504 to open.In order to prevent upper box 12 and oil sump 14 fit together rear engine work produces vibrate time, the lubricant oil in oil sump 14 can spill from the contacting point of upper box 12 with oil sump 14, is provided with oilyly to block up 506 in upper box 12 and the contacting point of oil sump 14.
Although disclose in detail the present invention with reference to accompanying drawing, it should be understood that these descriptions are only exemplary, be not used for limiting application of the present invention.Protection scope of the present invention by appended claims, and can be included in the various modification made for the present invention of pin when not departing from scope and spirit, remodeling and equivalents.
Claims (8)
1. the intake and exhaust structure of a rotary engine, described motor comprises: engine body (100), intake and exhaust structure (300), cylinder (102), axle system (40), end caps (11), upper box (12), oil sump (14), prop up admission line (15), main admission line (17) and lubrication system (500), it is characterized in that: described intake and exhaust structure (300) comprises, air intake structure, exhaust structure, fixed tray (101), air intake structure comprises, 6 intake rockers (321), 2 intake cams (118) and 6 intake valves (320), exhaust structure comprises, 6 exhaust rocker arms (311), 2 exhaust cams (105) and 6 exhaust valves (312), when intake rocker (321) contacts with intake cam (118), intake valve (320) is opened, and corresponding cylinder (102) starts air inlet, when exhaust rocker arm (311) contacts with exhaust cam (105), exhaust valve (312) is opened, corresponding cylinder (102) starts exhaust, and the thrust produced in cylinder (102) breathing action makes the jack shaft (41) in axle system (40) rotate, thus produces power, described cylinder (102) is 6, is provided with an intake valve (320) and an intake rocker (321) in each cylinder (102), the intake and exhaust that described intake valve (320) is arranged on cylinder (102) control in shell (305), and are resisted against in valve cover for seat by spring (303), while be provided with stifled son (302) on the sidewall of described intake and exhaust control shell (305), another side is provided with exhaust port (313), and its top is provided with inlet hole (322), one end of described intake rocker (321) is fixed on fixed tray (101) by fixed cylinder (309), and fixed cylinder (309) is provided with swivel bearing (301), the end of the other end of intake rocker (321) is connected with roller (308) by pin (306).
2. intake and exhaust structure as claimed in claim 1, is characterized in that: described spring (303) is provided with intake and exhaust and controls housing-plate (307).
3. intake and exhaust structure as claimed in claim 1, it is characterized in that: described roller (308) is resisted against on intake cam (118), when entering pressurized air in cylinder (102), the projection contacts of the roller (308) on intake rocker (321) and intake cam (118).
4. intake and exhaust structure as claimed in claim 1, is characterized in that: the intake and exhaust that described exhaust valve (312) is arranged on cylinder (102) control in shell (305), and are resisted against in valve cover for seat by spring (303).
5. intake and exhaust structure as claimed in claim 1, is characterized in that: described spring (303) is provided with intake and exhaust and controls housing-plate (307).
6. intake and exhaust structure as claimed in claim 1, is characterized in that: the sidewall of described intake and exhaust control shell (305) is provided with stifled son (302), and another side is provided with exhaust port (313), and its top is provided with inlet hole (322).
7. intake and exhaust structure as claimed in claim 1, is characterized in that: one end of described exhaust rocker arm (311) is fixed on fixed tray (101) by fixing pin (310), and fixing pin (310) is provided with swivel bearing (301); The end of the other end of exhaust rocker arm (311) is connected with roller (308) by pin (306).
8. intake and exhaust structure as claimed in claim 1, it is characterized in that: described roller (308) is resisted against on exhaust cam (105), when cylinder (102) discharges gas, the projection contacts of the roller (308) on exhaust rocker arm (311) and exhaust cam (105).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310166310.6A CN103233779B (en) | 2013-05-08 | 2013-05-08 | Air intake and exhaust structure of rotary type engine |
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| CN201310166310.6A CN103233779B (en) | 2013-05-08 | 2013-05-08 | Air intake and exhaust structure of rotary type engine |
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| CN103233779B true CN103233779B (en) | 2015-05-20 |
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| CN106194305B (en) * | 2015-05-06 | 2019-05-07 | 上海长辛实业有限公司 | A kind of air intake-exhaust device and engine/compressor with the device |
| CN110470508A (en) * | 2019-09-17 | 2019-11-19 | 付丽华 | A kind of medical inspection urine sampling equipment |
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| CN203271816U (en) * | 2013-05-08 | 2013-11-06 | 祥天控股（集团）有限公司 | Inlet and exhaust structure of rotary motor |
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| US1774087A (en) * | 1928-09-15 | 1930-08-26 | William G Dunn | Double-cam motor |
| CN1075774A (en) * | 1992-02-28 | 1993-09-01 | 左学禹 | Non-crankshaft and non-connecting rod engine and compressor |
| GB2272022A (en) * | 1992-09-30 | 1994-05-04 | Lotus Car | Variable timing valve gear. |
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