CN209469467U

CN209469467U - Three valve pneumatic piston engine air distribution system

Info

Publication number: CN209469467U
Application number: CN201822230335.9U
Authority: CN
Inventors: 莫嘉林
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-12-24
Filing date: 2018-12-24
Publication date: 2019-10-08
Anticipated expiration: 2028-12-24

Abstract

The utility model is a kind of three valve pneumatic piston engine air distribution system, row's door gas sectional area can be increased in the case where not changing cylinder setting air inflow to reduce the power loss of exhaust, can automobile belt shelves when driving, the cylinder of engine is set to change into the two-stroke cycle mode of air inlet, deflation, air inlet, deflation by the four-stroke cycle mode of original air inlet, compression, expansion, exhaust, to reduce engine running resistance when automobile belt shelves coast；It can be in automobile belt shelves Reduced Speed Now, the cylinder of engine is set to change into the two-stroke cycle mode of air inlet, compression, air inlet, compression by the four-stroke cycle mode of original air inlet, compression, expansion, exhaust, to increase the engine running resistance of automobile belt shelves Reduced Speed Now.

Description

Three valve pneumatic piston engine air distribution system

One, technical field

The utility model relates to a kind of three valve pneumatic piston engine air distribution systems, its effect is: first, in four punchings Journey pneumatic piston engine working hour is completed the inlet and outlet work of cylinder using an inlet valve and two exhaust valves, in this way may be used The total breathing area for increasing exhaust valve can not only reduce exhaust advance angle, extend actual working stroke to improve and cut the thermal efficiency, but also Forced exhaust resistance can be reduced with the power loss of forced exhaust.Second, follow four strokes of four stroke admission engines with supercharger Ring operates at automobile belt gear and becomes when sliding: air-breathing when piston downlink, when being carried out on piston deflation two-stroke cycle operating, with The automatic engine drag reduced when automobile belt gear slides, to subtract under the premise of not changing former vehicle brake efficiency and reliability It drives a vehicle less oil consumption.When running slowly also four stroke admission engines with supercharger circulation can become for third, automobile belt gear: piston downlink When air-breathing, compression when piston stroking upward, the two-stroke cycle operating that valve pressure release is opened near, to increase hair Motivation running resistance generates efficient braking retarded acting to automobile.

Two, background techniques

Existing pneumatic piston engine, the air passage sectional area of IO Intake Valve Opens are both greater than the ventilation of exhauxt valve opens Road sectional area；It can't be below according to driving vehicle, band gear slide, being carried out with driving conditions such as gear decelerations: induction stroke, pressure Contracting stroke, expansion stroke, exhaust stroke circulation pattern, induction stroke, deflation stroke, induction stroke, the circulation of deflation stroke Mode, induction stroke, compression stroke (opening exhaust valve pressure release near), induction stroke, compression stroke (are being pressed Contracting near top dead center open inlet valve pressure release) circulation pattern between automatically switched.Therefore, existing plenum is started Machine has the following deficiencies:

1. pneumatic piston engine is in four stroke operation states, due to IO Intake Valve Opens air passage sectional area compared with Greatly, so that the air pressure voltage limiting value setting of exhaust-driven turbo-charger exhaust-gas turbo charger is relatively low, exhaust energy is utilized and is not enough.

2. pneumatic piston engine is in four stroke operation states, due to exhauxt valve opens air passage sectional area compared with Small, free exhaust amount is on the low side, forced exhaust resistance is bigger than normal, so that exhaust advance angle setting is bigger than normal, is made into actual working stroke It is partially short, the thermal efficiency is relatively low, discharge loss is bigger than normal.

3. pneumatic piston engine is in four stroke operation states, when underload, each cylinder output output is relatively low, Working region off-target thermal efficiency working region is farther out.

4. vehicle band gear slides, the running resistance that pneumatic piston engine generates is bigger than normal, and oil consumption is higher.

Three, summary of the invention

In order to overcome the defect of existing present pneumatic piston engine, the utility model provides a kind of three valve plenum Engine air distribution system, the system can make each of three valve pneumatic piston engine in the case where same cylinder bore The ventilation sectional area of the exhaust valve of cylinder is made the ventilation sectional area of the exhaust valve of each cylinder greater than pneumatic piston engine, So that three valve pneumatic piston engine with induction stroke, compression stroke, expansion stroke, exhaust stroke four-stroke cycle mode Work with when, exhaust power loss it is smaller；When vehicle band keeps off sliding state, three valve pneumatic piston engine can be made automatic Change into that induction stroke (inlet valve air inlet), deflation stroke (inlet valve deflation), (inlet valve, exhaust valve are first laggard for induction stroke Gas), the two-stroke cycle mode operation of deflation stroke (exhaust valve deflation), to reduce the operating of three valve pneumatic piston engine Resistance；Automobile belt keep off Reduced Speed Now when, can make three valve pneumatic piston engine automatically become induction stroke (inlet valve into Gas), compression stroke (compression the pressure release of end of a period exhaust valve), induction stroke (exhaust valve air inlet), compression stroke (compression nearly end into Valve pressure release) two-stroke cycle mode operation, engine braking slow efficiency required for being provided to vehicle.

The technical solution adopted in the utility model is to reset bullet by the first fulcrum, the first lever, the first magnetic coil, first Spring, deflation iron core, air inlet iron core, first support, air inlet spline slide cam sleeve, air inlet splined shaft, the first retaining spring, One positioning ball, the first snap ring, the second snap ring, the first roller bearing, inlet valve rocker, inlet valve rocker axis, inlet valve, second Point, the second lever, the second magnetic coil, second back-moving spring, pressure release iron core, exhaust iron core, second support, exhaust spline slide Cam sleeve, exhaust splined shaft, the second retaining spring, the second positioning ball, third snap ring, the 4th snap ring, third roller bearing, the Four roller bearings, first row valve rocker, second row valve rocker, exhaust valve rocking arm axle, first row valve, second row valve etc. Composition；And it is mounted in the cylinder head of three valve pneumatic piston engine.

First support is mounted in cylinder head, by the first fulcrum, the first lever, the first magnetic coil, first back-moving spring, The first electromagnetic controller that deflation iron core, air inlet iron core form is mounted in first support.

The outer surface of air inlet spline slide cam sleeve is equipped with admission cam, releasing cam, air inlet control spiral annular groove, puts Gas control spiral annular groove.Air inlet control spiral annular groove be by not equal deep ring groove part, etc. deep helicals ring groove part, etc. deep annular groove portion Be grouped as, deflate control spiral annular groove by not equal deep ring groove part, etc. deep helicals ring groove part, etc. deep ring groove part form. Air inlet spline slide cam sleeve hole wall is equipped with air inlet spline, air inlet positioning pit, deflation positioning pit.

Air inlet splined shaft is mounted in cylinder head；Air inlet splined shaft and admission cam shaft timing gears are coaxially connected and same Axis rotation, air inlet splined shaft are equipped with air inlet spline, the first retaining spring bore, the first annular groove, the second annular groove.

First retaining spring and the first snap ring and the second snap ring are installed on air inlet splined shaft.Air inlet spline slide camshaft Set be mounted on air inlet splined shaft, air inlet spline matches with air inlet spline, first positioning ball be mounted on air inlet splined shaft and Between air inlet spline slide cam sleeve, air inlet spline slide cam sleeve can slide between the first snap ring and the second snap ring. Air inlet positioning pit, deflation positioning pit, the first positioning ball, the first retaining spring form air inlet positioning lock, and air inlet spline slide is convex Axle sleeve, which is locked in admission cam and is in, can drive the position of the first roller bearing, or by air inlet spline slide cam sleeve It is locked in releasing cam and is in the position that can drive the first roller bearing, it is ensured that air inlet spline slide cam sleeve cannot stop at Between above-mentioned two position.

Inlet valve rocker axis is mounted in cylinder head, and inlet valve rocker is mounted on inlet valve rocker axis, the first Roller Shaft It holds and is mounted on inlet valve rocker.

Second support is mounted in cylinder head, by the second fulcrum, the second lever, the second magnetic coil, second back-moving spring, It is vented iron core, the second electromagnetic controller of pressure release iron core composition is installed on the secondary support bracket.

The outer surface for being vented spline slide cam sleeve is convex equipped with first exhaust cam, second exhaust cam, the first pressure release Wheel, the second pressure release cam, pressure release control spiral annular groove, gas exhaust inspecting spiral annular groove, and pressure release control spiral annular groove is deep by not waiting Ring groove part, etc. deep helicals ring groove part, etc. deep ring groove part composition, gas exhaust inspecting spiral annular groove be by not equal deep annular groove portion Point, etc. deep helicals ring groove part, etc. deep ring groove part composition.Be vented spline slide cam sleeve hole wall be equipped with exhaust spline, It is vented positioning pit, pressure release positioning pit.

Exhaust splined shaft is mounted in cylinder head；It is vented splined shaft and exhaust timing gears is coaxially connected, and coaxial rotating, It is vented splined shaft and is equipped with exhaust spline, the second retaining spring bore, third annular groove, the 4th annular groove.

Exhaust splined shaft is equipped with the second retaining spring and third snap ring and the 4th snap ring.It is vented spline slide cam sleeve It is mounted on exhaust splined shaft, exhaust spline matches with exhaust spline, and the second positioning ball is mounted on exhaust splined shaft and row Between gas spline slide cam sleeve, exhaust spline slide cam sleeve can slide between third snap ring and the 4th snap ring.Row Gas positioning pit, pressure release positioning pit, the second positioning ball, the second retaining spring composition exhaust positioning lock, will be vented spline slide cam Bushing locking down is in first exhaust cam can drive that the position of third roller bearing, second exhaust cam is in can drive the 4th The position of roller bearing, or exhaust spline slide cam sleeve is locked in the first pressure release cam and is in and third can be driven to roll The position of sub- bearing, the second pressure release cam are in the position that can drive the 4th roller bearing, it is ensured that exhaust spline slide camshaft Set cannot stop between above-mentioned two position.

Exhaust valve rocking arm axle is mounted in cylinder head, and first row valve rocker, second row valve rocker are mounted on exhaust valve On rocker arm shaft, third roller bearing is mounted on first row valve rocker, and the 4th roller bearing is installed on second row valve rocker.

Inlet valve and first row valve, second row valve are installed in cylinder head.Cylinder head, inlet valve, first exhaust Door, second row valve become the composition part of combustion chamber.

When the first magnetic coil, the second magnetic coil power off simultaneously, deflation iron core is under action of reset spring in attached It adds except gas spiral annular groove, air inlet iron core enters air inlet under the action of first back-moving spring, the first fulcrum, the first lever It controls in spiral annular groove, air inlet spline slide cam sleeve is locked in admission cam in the position that can drive the first roller bearing It sets；Pressure release iron core is under second back-moving spring effect except the pressure release spiral annular groove, and exhaust iron core is in second back-moving spring, the It is entered under the action of two fulcrums, the second lever in gas exhaust inspecting spiral annular groove, exhaust spline slide cam sleeve is locked in First exhaust cam, which is in, can drive that the position of third roller bearing, second exhaust cam is in can drive the 4th roller bearing Position；Cylinder is set to be in the four-stroke cycle operation mode of induction stroke, compression stroke, expansion stroke, exhaust stroke.

When the energization of the first magnetic coil, the second magnetic coil blackout, magnetic attraction of the deflation iron core in the first magnetic coil Effect is lower to be entered in deflation control spiral annular groove, and air inlet iron core leaves air inlet control spiral shell under the first fulcrum, the first leverage Annular groove is revolved, air inlet spline slide cam sleeve is locked in releasing cam in the position that can drive the first roller bearing；Pressure release Iron core except pressure release spiral annular groove, is vented iron core in second back-moving spring, the second fulcrum, second under action of reset spring It is entered under the action of lever in gas exhaust inspecting spiral annular groove, exhaust spline slide cam sleeve is locked in first exhaust cam The position of the 4th roller bearing can be driven in the position of third roller bearing, second exhaust cam can be driven to be in；Make cylinder In induction stroke (inlet valve air inlet), deflation stroke (inlet valve deflation), (inlet valve, exhaust valve are first laggard for induction stroke Gas), the two-stroke cycle operation mode of deflation stroke (exhaust valve deflation).

When the first magnetic coil blackout, the second magnetic coil are powered, deflation iron core is under action of reset spring in attached It adds except gas spiral annular groove, air inlet iron core enters air inlet under the action of first back-moving spring, the first fulcrum, the first lever It controls in spiral annular groove, air inlet spline slide cam sleeve is locked in admission cam in the position that can drive the first roller bearing It sets；Pressure release iron core under the second magnetic coil suction enter pressure release spiral annular groove in, exhaust iron core second back-moving spring, Gas exhaust inspecting spiral annular groove is left under the action of second fulcrum, the second lever, and exhaust spline slide cam sleeve is locked in the One pressure release cam is in the position that can drive third roller bearing, the second pressure release cam is in the position that can drive the 4th roller bearing It sets；Cylinder is set to be in induction stroke (air inlet after the pressure release of inlet valve elder generation), compression stroke (compression end of a period exhaust valve pressure release), air inlet punching The two-stroke cycle mode operation of journey (exhaust valve air inlet), compression stroke (compression nearly end of a period inlet valve pressure release).

The utility model has the advantages that:

When three valve pneumatic piston engine drives automobile, with induction stroke, compression stroke, expansion stroke, exhaust punching The four-stroke cycle mode of journey works, and it is smaller to be vented power loss.

Vehicle band gear slide when: can by control each cylinder of pneumatic piston engine the first magnetic coil be powered, second Magnetic coil blackout enables each cylinder be in induction stroke (inlet valve air inlet), deflation stroke (inlet valve deflation), induction stroke The two-stroke cycle operation mode of (the successive air inlet of inlet valve, exhaust valve), deflation stroke (exhaust valve deflation), makes three valve air inlet Engine with supercharger is in minimum running resistance state.

Vehicle band keep off Reduced Speed Now when: can by control each cylinder of pneumatic piston engine the first magnetic coil blackout, The energization of second magnetic coil enables each cylinder be in induction stroke (inlet valve air inlet), compression stroke (let out by compression end of a period exhaust valve Pressure), induction stroke (exhaust valve air inlet), the two-stroke cycle mode fortune of compression stroke (compression nearly end of a period inlet valve pressure release) Turn, so that three valve pneumatic piston engine is in transport maximum resistive state, slowly worked with carrying out engine braking.

Four, Detailed description of the inventions

The utility model is described in further detail with reference to the accompanying drawing.

It is opposite with inlet and outlet camshaft timing gear and inlet and outlet door that Fig. 1 is this practical new inlet and outlet camshaft Relation schematic diagram.

Fig. 2 is that the air inlet spline slide cam sleeve of the utility model and the relative positional relationship of the first electromagnetic controller are shown It is intended to.

Fig. 3 is the air inlet spline slide cam sleeve of the utility model along Y101, the position Y102, perpendicular to axis direction Cross section, the first electromagnetic controller, and the schematic diagram that control spiral annular groove of deflating is rotated with n rotary speed direction.

Fig. 4 is the air inlet spline slide cam sleeve of the utility model along Y107, the position Y108, perpendicular to axis direction Cross section and the first electromagnetic controller, the schematic diagram that air inlet control spiral annular groove is rotated with n rotary speed direction.

Fig. 5 is the air inlet spline slide cam sleeve of the utility model along Y103, the position Y104, perpendicular to axis direction The schematic diagram that cross section and admission cam are rotated with n rotary speed direction.

Fig. 6 is the air inlet spline slide cam sleeve of the utility model along Y105, the position Y106, perpendicular to axis direction The schematic diagram that cross section and releasing cam are rotated with n rotary speed direction.

Fig. 7 is that strong sliding cam axle sleeve, the section of admission cam shaft in the axial direction are spent in the air inlet of the utility model, and The relative positional relationship schematic diagram of strong sliding cam axle sleeve and inlet valve rocker is spent in air inlet.

Fig. 8 is the air inlet splined shaft of the utility model along Y9, the position Y10, perpendicular to axis direction cross section signal Figure

Fig. 9 is that the exhaust spline slide cam sleeve of the utility model and the relative positional relationship of the second electromagnetic controller are shown It is intended to

Figure 10 is the exhaust spline slide cam sleeve of the utility model along Y201, and the direction Y202 is perpendicular to axis direction The schematic diagram that cross section, the second electromagnetic controller and pressure release control spiral annular groove are rotated with n rotary speed direction.

Figure 11 is the exhaust spline slide cam sleeve of the utility model along Y207, and the direction Y208 is perpendicular to axis direction The schematic diagram that cross section, the second electromagnetic controller and gas exhaust inspecting spiral annular groove are rotated with n rotary speed direction.

Figure 12 is the exhaust spline slide cam sleeve of the utility model along Y203, and the direction Y204 is perpendicular to axis direction The schematic diagram that cross section and exhaust cam are rotated with n rotary speed direction.

Figure 13 is the exhaust spline slide cam sleeve of the utility model along Y205, and the direction Y206 is perpendicular to axis direction The schematic diagram that cross section and pressure release cam are rotated with n rotary speed direction.

Figure 14 is that the exhaust of the utility model spends strong sliding cam axle sleeve, the cross section of exhaust cam shaft in the axial direction to show It is intended to, and the relative positional relationship schematic diagram of strong sliding cam axle sleeve and exhaust valve rocker is spent in exhaust.

Figure 15 is the exhaust splined shaft of the utility model along Y209, and the direction Y210 shows perpendicular to the cross section of axis direction It is intended to

In figure: 101. first magnetic winding wirings, 102. first electromagnetic controllers, 103. first fulcrums, 104. first Lever, 105. first supports, 106. first magnetic coils, 107. first back-moving springs, 8. deflation iron cores, 109. air inlet iron cores, Deflate control spiral annular grooves 110. air inlet spline slide cam sleeve, 111., 112. releasing cams, 113 admission cams, 115. into Gas control spiral annular groove, 116. first retaining springs, 117. air inlet sliding cam axle sleeve hole walls, 118. first blocker rings, 119. Second blocker ring, 120. air inlet splined shafts, 121. inlet valve rocker axis, 122. inlet valve rockers, 124. first roller bearings, 128. the first positioning ball, 129. air inlet positioning pits, 130. deflation positioning pits, 132. air inlet splines, 133. air inlet splines, 134. Inlet valve, 136. admission cam shaft timing gears, 201. second magnetic winding wirings, 202. second electromagnetic controllers, 203. Second fulcrum, 204. second levers, 205. second supports, 206. second magnetic coils, 207. second back-moving springs, 208. pressure releases Iron core, 209. exhaust iron cores, 210. exhaust spline slide cam sleeves, 211. pressure releases control spiral annular groove, 212. first pressure releases Cam, 213. first exhaust cams, 214. second exhaust cams, 215. gas exhaust inspecting spiral annular grooves, 216. second retaining springs, 217. exhaust spline slide cam sleeve hole walls, 218. third blocker rings, 219. the 4th blocker rings, 220. exhaust splined shafts, 221. exhaust valve rocking arm axles, 222. first row valve rockers, 223. second row valve rockers, 224. third roller bearings, 225. 4th roller bearing, 228. second positioning balls, 229. exhaust positioning pits, 230. pressure release positioning pits, 231. second pressure release cams, 232. exhaust splines, 233. exhaust splines.234. first row valves, 235. second row valves, 236. exhaust timing gears.

Five, specific embodiments

Three valve pneumatic piston engine air distribution system be by；First fulcrum 103, the first lever 104, first support 105, First magnetic coil 106, first back-moving spring 107, deflation iron core 108, air inlet iron core 109, air inlet spline slide cam sleeve 110, the first retaining spring 116, the first blocker ring 118, the second blocker ring 119, air inlet splined shaft 120, inlet valve rocker axis 121, inlet valve rocker 122, the first roller bearing 124, first position ball 128, inlet valve 134, the second fulcrum 203, the second thick stick Bar 204, second support 205, the second magnetic coil 206, second back-moving spring 207, pressure release iron core 208, exhaust iron core 209, row Gas spline slide cam sleeve 210, the second retaining spring 216, third blocker ring 218, the 4th blocker ring 219, exhaust splined shaft 220, exhaust valve rocking arm axle 221, first row valve rocker 222, second row valve rocker 223, the first roller bearing 224, second Roller bearing 225, second positions the composition such as ball 228, first row valve 234, second row valve 235.

Be equipped in cylinder head first support 105, second support 205, air inlet splined shaft 120, exhaust splined shaft 220, into Valve lever pin 121, exhaust valve rocking arm axle 221, inlet valve 134, first row valve 234, second row valve 235.

By the first fulcrum 103, the first lever 104, the first magnetic coil 106, first back-moving spring 107, deflation iron core 108, air inlet iron core 109 forms the first electromagnetic controller 102, and is mounted in first support 105, one end of the first lever 104 Deflation iron core 108, other end connection air inlet iron core 109 are connected, deflation iron core 108 is arranged in the first magnetic coil 106.By Two fulcrums 203, the second lever 204, second support 205, the second magnetic coil 206, second back-moving spring 207, pressure release iron core 208, exhaust iron core 209 forms the second electromagnetic controller 202, and is mounted in second support 205, one end of the second lever 204 Pressure release iron core 208, other end connection exhaust iron core 209 are connected, pressure release iron core 208 is arranged in the second magnetic coil 206.

Air inlet splined shaft 120, which is mounted in the hole of air inlet spline slide cam sleeve 110, forms admission cam shaft, air inlet flower Key 133 is meshed with air inlet spline 132, air inlet splined shaft 120 and admission cam shaft timing gears 136 are coaxially connected, and band Dynamic 110 coaxial rotating of air inlet spline slide cam sleeve.Exhaust splined shaft 220 is mounted on exhaust spline slide cam sleeve 210 Hole in form exhaust cam shaft, exhaust spline 233 is meshed with row's spline 232, exhaust splined shaft 220 be vented timing gear Take turns 236 it is coaxially connected and drive exhaust 210 coaxial rotating of spline slide cam sleeve.

The air inlet being made of the first retaining spring 116, first positioning ball 128, air inlet positioning pit 129, deflation positioning pit 130 Positioning lock；124, the first roller bearing is driven to ensure that air inlet spline slide cam sleeve 110 can be only in admission cam 113 It sets or releasing cam 112 drives 124 position of the first roller bearing.Second retaining spring 216, second positions ball 228, exhaust Positioning pit 229, the composition exhaust positioning lock of pressure release positioning pit 230, can be only in the to ensure to be vented spline slide cam sleeve 210 One exhaust cam 213 and second exhaust cam 214 drive corresponding third roller bearing 224 and 225 position of the 4th roller bearing, Or corresponding third roller bearing 224 and the 4th Roller Shaft are driven in the first pressure release cam 212 and the second pressure release cam 231 Hold 225 positions.

As shown in Figure 1, three valve pneumatic piston engine is equipped with Double Over Head Camshaft, the air inlet in each cylinder head Camshaft is made of air inlet splined shaft 120, air inlet spline slide cam sleeve 110；Exhaust in each cylinder head is convex Wheel shaft is made of exhaust splined shaft 220, exhaust spline slide cam sleeve 210；One is assembled in each cylinder head A inlet valve 134 and first row valve 234, second row valve 235；Admission cam shaft can drive the first roller bearing 124, into And inlet valve 134 is driven by inlet valve rocker 122；Exhaust cam shaft can drive third roller bearing 224 and the 4th Roller Shaft 225 are held, and then first row valve 234 and second exhaust are driven by first row valve rocker 222 and second row valve rocker 223 Door 235.

As shown in Fig. 2, being equipped with admission cam 113 on air inlet spline slide cam sleeve 110, releasing cam 112, deflating Control spiral annular groove 111, air inlet controls spiral annular groove 115；First electromagnetic controller 102 is mounted in first support 105；First When magnetic winding wiring 101 is powered, deflation iron core 108 overcomes the under the action of the first magnetic coil 106 generates magnetic attraction The elastic force of one reset spring 107 enters deflation control spiral annular groove 111, magnetic of the air inlet iron core 109 in the first magnetic coil 106 Air inlet control spiral annular groove 115 is left under the action of power, the first fulcrum 103, the first lever 104；First magnetic winding wiring When 101 power-off, deflation iron core 108 leaves deflation control spiral annular groove 111 under the elastic force effect of first back-moving spring 107, into Gas iron core 109 enters air inlet under the action of the first fulcrum 103, the first lever 104 and controls spiral annular groove 115.

As shown in figure 3, air inlet spline slide cam sleeve 110 is equipped with control spiral annular groove 111 of deflating, air inlet spline is sliding Moving cam axle sleeve hole wall 117 is equipped with air inlet spline 132.First electromagnetic controller 102 is installed in first support 105, when first When magnetic winding wiring 101 leads to, the first magnetic coil 106 generates magnetic attraction, and deflation iron core 108 is made to overcome the first return spring 107 elastic force is stretched out to the axis direction of air inlet spline slide cam sleeve 110, and in air inlet spline slide cam sleeve 110 O1A1 radial line along n instruction direction rotate to 108 axis lap position of deflation iron core when, deflation iron core 108 start into Enter to deflate and controls the starting position of the not equal deep ring groove part of spiral annular groove 111.When air inlet spline slide cam sleeve 110 When O1B1 radial line is gone to along n instruction direction with 108 axis lap position of deflation iron core, deflation iron core 108 has slid into deflation control The starting position of the equal deep helicals ring groove part of spiral annular groove 111 processed, the expansion stroke that the piston in cylinder is at this time is nearly Position when half, the admission cam 113 on air inlet spline slide cam sleeve 110 also connect with the disengaging of the first roller bearing 124 Touching.As air inlet spends the O1C1 radial line of strong sliding cam axle sleeve 110 to continue to rotate along n instruction direction, and to deflation iron core 108 Axis lap position close to during, deflation iron core (8) and deflate control spiral annular groove 111 collective effect under, make into Gas sliding cam axle sleeve 110 is mobile to X-direction, when air inlet spends the OC radial line of strong sliding cam axle sleeve 110 to turn along n instruction direction When to 108 axis lap position of deflation iron core, deflation iron core 108 starts the equal deep annular groove portion of slide-in deflation spiral annular groove 111 The starting position divided, the piston in cylinder is in position when former exhaust stroke nearly ends at this time, and releasing cam 112 has been located In the position that will drive the first roller bearing 124, admission cam 113 has been in cannot be with the first roller bearing 124 of driving The position of contact.

As shown in figure 4, air inlet spline slide cam sleeve 110, which is equipped with air inlet, controls spiral annular groove 115, air inlet spline is sliding Moving cam axle sleeve hole wall 117 is equipped with air inlet and spends strong slot 132, and the first electromagnetic controller 102 is mounted in first support 105.When When one magnetic coil 106 powers off, air inlet iron core under the action of first back-moving spring 107, the first fulcrum 103, the first lever 104 109 stretch out to the axis direction of air inlet spline slide cam sleeve 110, and in air inlet spline slide cam sleeve 110 O1A1 radial line along n instruction direction rotate to 109 axis lap position of air inlet iron core when, air inlet iron core 109 initially enter into The starting position of the not equal deep ring groove part of gas control spiral annular groove 115.When the O1B1 diameter of air inlet spline slide cam sleeve 110 When going to line along n instruction direction with 109 axis lap position of air inlet iron core, air inlet iron core 109 has slid into air inlet control spiral shell Revolve the starting position of the equal deep helicals ring groove part of annular groove 115, at this time the piston in cylinder be in expansion stroke nearly half when Position, and releasing cam 112 is disengaged with the first roller bearing 124.With air inlet spline slide cam sleeve 110 O1C1 radial line continues to rotate along n instruction direction, and close to 109 axis lap position of air inlet iron core, in 109 He of air inlet iron core Under the action of air inlet controls spiral annular groove 115, keep air inlet spline slide cam sleeve 110 mobile to the direction X1, when air inlet spline When the O1C1 radial line of sliding cam axle sleeve 110 is gone to along n instruction direction with 109 axis lap position of air inlet iron core, air inlet iron Core 109 slides into the starting position of the equal deep ring groove part of air inlet spiral annular groove 115, at this point, the piston in cylinder is in former row Position when gas stroke is nearly ended, admission cam 113 has been in the position that will drive the first roller bearing 124, and deflates Cam 112 has been in the position that cannot drive the first roller bearing 124.

As shown in figure 5, air inlet spline slide cam sleeve hole wall 117, which is equipped with air inlet, spends strong slot 132, air inlet spline slide is convex Axle sleeve 110 is equipped with admission cam 113.

As shown in fig. 6, air inlet spline slide cam sleeve hole wall 117, which is equipped with air inlet, spends strong slot 132, air inlet spends strong sliding convex Axle sleeve 110 is equipped with deflation admission cam 112.

As shown in Figure 7, it is opened up on air inlet splined shaft 120 there are two annular groove and is mounted with the first blocker ring 118, the respectively Two blocker rings 119 are additionally provided with circular hole on air inlet splined shaft 120 and are equipped with the first retaining spring 116；Air inlet spline slide cam Axle sleeve hole wall 117 is additionally provided with air inlet positioning pit 129, deflation positioning pit 130；Strong sliding cam axle sleeve 110 and air inlet flower are spent in air inlet First positioning ball 128 is installed between strong axis 120；Inlet valve rocker 122 is mounted on inlet valve rocker axis 121, installation cooperation For clearance fit；First roller bearing 124 is installed on inlet valve rocker 122.Ball is positioned by the first retaining spring 116, first 128, air inlet positioning pit 129, deflation positioning pit 130 form air inlet positioning lock；The effect of air inlet positioning lock is: air inlet spline is sliding Moving cam axle sleeve 110, which is located in admission cam 113, can drive the position of the first roller bearing 124, or by air inlet spline slide Cam sleeve 110, which is located in releasing cam 112, can drive the position of the first roller bearing 124；Ensure to be not in air inlet spline Sliding cam axle sleeve 110 stops at the appearance of the case where between above-mentioned two position.When the first positioning ball 128 is embedded in air inlet positioning pit In 129, admission cam 113 can drive the first roller bearing 124 in due course, make 122 reed time controll inlet valve 134 of inlet valve rocker It opens or closes；When the first positioning ball 128 on each cylinder is embedded in deflation positioning pit 129, releasing cam 112 at this time can be fitted When drive the first roller bearing 124, so that inlet valve rocker 122 is controlled inlet valve 134 and open or close.

As shown in figure 8, air inlet splined shaft 120 is equipped with air inlet spline 133.

As shown in Figure 9, exhaust spline slide cam sleeve 210 is equipped with first exhaust cam 213, second exhaust cam 214, the first pressure release cam 212, the second pressure release cam 231, pressure release control spiral annular groove 211, gas exhaust inspecting spiral annular groove 215； Second electromagnetic controller 202 is mounted in second support 205；When second magnetic winding wiring 201 is powered, pressure release iron core 208 Under the action of the second magnetic coil 206 generates magnetic attraction, the elastic force of second back-moving spring 207 is overcome to enter pressure release control spiral Annular groove 211, be vented iron core 209 under the action of the elastic force of second back-moving spring 207, the second fulcrum 203, the second lever 204 from Open gas exhaust inspecting spiral annular groove 215；When second magnetic winding wiring 201 powers off, pressure release iron core 208 is in second back-moving spring Pressure release control spiral annular groove 211 is left under 207 elastic force effect, exhaust iron core 209 is in the second fulcrum 203, second lever 204 Effect is lower to enter gas exhaust inspecting spiral annular groove 215.

As shown in Figure 10, exhaust spline slide cam sleeve hole wall 217 is equipped with exhaust spline 232, is mounted on exhaust When on splined shaft 220, it can be meshed with the exhaust spline 233 of exhaust spline cam shaft 220.Second Electromagnetic Control 202 is mounted on In second support 205.When second magnetic coil 206 is powered, pressure release iron core 208 under the action of electromagnetic force, overcomes the second return The elastic force of spring 207 is stretched out to the axis direction of exhaust spline slide cam sleeve 210, and in exhaust spline slide cam When the O2A2 radial line of axle sleeve 210 is rotated along n instruction direction to 208 axis lap position of pressure release iron core, pressure release iron core 208 is opened Begin to enter the not equal deep annular groove starting position that pressure release controls spiral annular groove 211；As the O2B2 of exhaust spline slide cam sleeve 210 When radial line is gone to along n instruction direction with 208 axis lap position of pressure release iron core, pressure release iron core 208 has slid into pressure release control spiral shell The starting position of the equal deep helicals annular groove of annular groove 211 is revolved, meanwhile, piston has been in intake stroke, exhaust spline slide camshaft Set 210 on first exhaust cam 213 and second exhaust cam 214 also just with third roller bearing 224 and the 4th roller bearing 225 disengage.As exhaust spends the O2C2 radial line of strong sliding cam axle sleeve 210 to continue to rotate along n instruction direction, and to letting out 208 axis lap position of weight core is during, in the common work of pressure release iron core 208 and pressure release control spiral annular groove 211 Under, exhaust spline slide cam sleeve 210 is mobile to the direction X2, when exhaust spends the O2C2 of strong sliding cam axle sleeve 210 radial When line is gone to along n instruction direction with 208 axis lap position of pressure release iron core, the former compression stroke that piston has been in nearly ends position It sets, pressure release iron core 208 starts to slide into the starting position for waiting deep annular groove of pressure release spiral annular groove 211, meanwhile, the first pressure release cam 212 and second pressure release cam 231 be in the position that will drive third roller bearing 224 and the 4th roller bearing 225, and First exhaust cam 213 and second exhaust cam 214, which have all been in, cannot drive third roller bearing 224 and the 4th Roller Shaft Hold 225 position.When exhaust spline slide cam sleeve 210 continues to rotate along n instruction direction, pressure release iron core 208 is just in pressure release Control spiral annular groove 211 waits sliding in deep annular groove, while the first pressure release cam 212 and the second pressure release cam 231 have been in drive The state of dynamic third roller bearing 224 and the 4th roller bearing 225.

As shown in Figure 11, exhaust spline slide cam sleeve hole wall 217, which is equipped with, spends strong slot 232, is mounted on exhaust spline When on axis 220, it can be meshed with the exhaust spline 233 of exhaust spline cam shaft 220.Second electromagnetic controller 202 is mounted on On two brackets 205.When the power-off of the second magnetic coil 206, elastic force and second of the exhaust iron core 209 in the second return spring 207 It stretches out, and is arranging to exhaust 210 axis direction of spline slide cam sleeve under the action of fulcrum 203 and the second lever 204 The O2A2 radial line of gas spline slide cam sleeve 210 along n instruction direction rotate to exhaust 209 axis lap position of iron core When, it is vented the not equal deep ring groove part that iron core 209 initially enters gas exhaust inspecting spiral annular groove 215；When exhaust spline slide cam When the O282 radial line of axle sleeve 210 is gone to along n instruction direction with exhaust 209 axis lap position of iron core, exhaust iron core 209 has been slided Enter the starting position of the equal deep helicals annular groove of gas exhaust inspecting spiral annular groove 215, meanwhile, piston has been in induction stroke, and first lets out Belling wheel 212 and the second pressure release cam 231 are disengaged with third roller bearing 224 and the 4th roller bearing 225；With Exhaust spline slide cam sleeve 210 O2C2 radial line continue along n instruction direction rotate, and to exhaust 209 axis of iron core Lap position is close, under the action of being vented iron core 209 and gas exhaust inspecting spiral annular groove 215, is vented spline slide cam sleeve 210 is mobile to the direction X3, when the O2C2 radial line of exhaust spline slide cam sleeve 210 is gone to and exhaust iron along n instruction direction When 209 axis lap position of core, exhaust iron core 209 starts to slide into the starting position for waiting deep annular groove of exhaust spiral annular groove 215, together When, first exhaust cam 213 and second exhaust cam 214, which have been in, will drive third roller bearing 224 and the 4th Roller Shaft Hold 225 position；And first pressure release cam 212 and the second pressure release cam 231 be in and cannot drive third roller bearing 224 and the 4th roller bearing 225 position；Continue to rotate along n instruction direction when being vented spline slide cam sleeve 210, be vented For iron core 209 just in the equal deep ring groove part sliding of gas exhaust inspecting spiral annular groove 215, first exhaust cam 213 and second exhaust are convex Wheel 214 has been in the situation of driving third roller bearing 224 and the 4th roller bearing 225.

As shown in Figure 12, exhaust spline slide cam sleeve hole wall 217 is equipped with exhaust and spends strong slot 232, is mounted on exhaust When on splined shaft 220, it can be meshed with the exhaust spline 233 of exhaust splined shaft 220, exhaust spline slide cam sleeve 210 is set There is first exhaust cam 213.

As shown in Figure 13, exhaust spline slide cam sleeve hole wall 217 is equipped with exhaust and spends strong 232, is mounted on exhaust flower When on key axis 220, it can be meshed with the exhaust spline 233 of exhaust splined shaft 220, exhaust spends strong sliding cam axle sleeve 210 to be equipped with First pressure release cam 212.

As shown in Figure 14, be vented splined shaft 220 on open up there are two annular groove and be mounted with respectively third blocker ring 218, 4th blocker ring 219 is vented and is additionally provided with circular hole on splined shaft 220 and is equipped with the second retaining spring 216；It is convex to be vented spline slide Axle sleeve hole wall 217 is additionally provided with exhaust positioning pit 229, pressure release positioning pit 230；Strong sliding cam axle sleeve 210 and exhaust are spent in exhaust It spends and the second positioning ball 228 is installed between strong axis 220；First row valve rocker 222 is mounted on exhaust valve rocking arm axle 221, the Third roller bearing 224 is installed, second row valve rocker 223 is mounted on exhaust valve rocking arm axle 221 on one exhaust valve rocker 222 On, the 4th roller bearing 225 is installed on second row valve rocker 223.By the second retaining spring 216, second positioning ball 228, It is vented positioning pit 229, the exhaust positioning lock that pressure release positioning pit 230 forms, the effect for being vented positioning lock is: will be vented spline slide Cam sleeve 210, which is located in first exhaust cam 213 and second exhaust cam 214, can drive third roller bearing 224 and the 4th The position of roller bearing 225；Or exhaust spline slide cam sleeve 210 is located in the first pressure release cam 212 and second and is let out Belling wheel 231 can drive the position of third roller bearing 224 and the 4th roller bearing 225；Ensure to be not in that exhaust spline is sliding Moving cam axis 210 stops at the appearance of the case where between above-mentioned two position.When the second positioning insertion exhaust positioning pit 229 of ball 228 In, first exhaust cam 213 drives first row valve rocker 222, second exhaust convex by driving third roller bearing 224 Wheel 214 is by the 4th roller bearing 225 of driving to drive second row valve rocker.Determine when the second positioning ball 228 is embedded in pressure release In position hole 229, the first pressure release cam 212 and the second pressure release cam 231 pass through driving third roller bearing 224 and the 4th Roller Shaft 225 are held, to drive first row valve rocker 222 and second row valve rocker 223.

As shown in Figure 15, exhaust 220 surface of splined shaft is equipped with exhaust spline 233.

The course of work of the utility model:

1. when the power-off of the first magnetic winding wiring 101, the power-off of the second magnetic winding wiring 201: three valve air inlet Air inlet iron core 109 on the cylinder of engine with supercharger is in air inlet and controls in the equal deep ring groove part of spiral annular groove 115, and first is fixed Position ball 128 is in air inlet positioning pit 129, air inlet spline slide cam sleeve 110 and air inlet splined shaft 120 and admission cam shaft 136 coaxial rotating of timing gears, piston exhaust stroke nearly at the end of, admission cam 113 be driven through driving the first roller Bearing 124, to drive inlet valve rocker 122, open inlet valve 134, and after piston compression stroke starts soon, air inlet is convex Wheel 113 stops contacting with the first roller bearing 124, closing inlet valve 134；And releasing cam 112 is convex in company with air inlet spline slide Axle sleeve 110 rotates, and does not drive other parts.Exhaust iron core 209 in cylinder head is in gas exhaust inspecting spiral annular groove 215 Deng in deep ring groove part, the second positioning ball 228 is in exhaust positioning pit 229, exhaust spline slide cam sleeve 210 and exhaust Splined shaft 220 and exhaust 236 coaxial rotating of timing gears, when nearly expansion stroke is nearly ended, first exhaust cam 213 is driven It is dynamic to pass through driving third roller bearing 224, to drive first row valve rocker 222, open first row valve 234, meanwhile, the The 4th roller bearing 225 of two exhaust cams 214 driving opens second row valve 235 to drive second row valve rocker 223, After induction stroke starts soon, first exhaust cam 213 and second exhaust cam 214 just stop and third roller bearing 224 and the 4th roller bearing 225 contact；And the first pressure release cam 212 and the second pressure release cam 231 are in company with exhaust spline slide Cam sleeve 210 rotates, and does not drive other parts.Each cylinder of three valve pneumatic piston engine is enabled all to can be at " air inlet Four strokes of stroke, compression stroke, expansion stroke, exhaust stroke " follow external output power under state.

2. when the first magnetic winding wiring 101 is powered, the second magnetic winding wiring 201 powers off: the first Magnetic suction thread Circle 106 generates magnetic attraction after being powered, for deflation iron core 108 under the magnetic attraction effect of the first magnetic coil 106, Xiang Jinqi spline is sliding The axis direction of moving cam axle sleeve 110 is stretched out, and controls spiral annular groove 111 into deflating；As three valve plenum is sent out Motivation rotates under transmission system drive, and drives air inlet spline slide cam sleeve 110 and the coaxial rotation of air inlet timing gears 136 Turn, when going to piston and be in the position of expansion stroke nearly half, deflation iron core 108 is slide-in deflation spiral annular groove 111 The starting position of equal deep helicals ring groove part；Continue to rotate with air inlet spline slide cam sleeve 110 again, go at piston When being vented journey close to the position ended, deflation iron core 108 is whole to have slipped over the equal deep helicals of control spiral annular groove 111 of deflating Ring groove part, while also pushing air inlet spline slide cam sleeve 110 mobile to X-direction, make the first positioning ball 128 also synchronize from Air inlet positioning pit 129 enters deflation positioning pit 130, and releasing cam 112, which is positioned to, immediately can drive the first roller bearing 124 Position；Deflation iron core 108 is just slided in waiting in deep annular groove for control spiral annular groove 111 of deflating later.Again with air inlet spline Sliding cam axle sleeve 110 and admission cam shaft timing gears 136 synchronize continue to rotate, it is closer to exhaust stroke in piston operation When the position of end of a period, releasing cam 112 by driving the first roller bearing 124, to drive inlet valve rocker 122, open into Valve 134；In former induction stroke, releasing cam 112 continues the first roller bearing 124 of driving, to drive inlet valve rocker 122 open inlet valve 134；When piston remains in operation to former compression stroke, releasing cam 112 continues through the first roller of driving Bearing 124, to drive inlet valve rocker 122, open inlet valve 134, remain in operation in piston to former compression stroke and closely end Position when, 134 aperture of inlet valve is reduced to closing；When piston remains in operation to former expansion stroke, releasing cam 112 continues By driving the first roller bearing 124, to drive inlet valve rocker 122, open inlet valve 134, go to former expansion in piston When the position of stroke nearly half, releasing cam 112 and the first roller bearing 124 are disengaged, inlet valve 1134 is closed.It connects , it is slided because the exhaust iron core 209 in cylinder head is in the equal deep ring groove part of gas exhaust inspecting spiral annular groove 215, second It positions ball 228 to be in exhaust positioning pit 229, exhaust spline slide cam sleeve 210 and exhaust splined shaft 220 and exhaust timing 236 coaxial rotating of gear, when former expansion stroke is nearly ended, first exhaust cam 213 is driven through driving third Roller Shaft Hold 224, to drive first row valve rocker 222, open first row valve 234, meanwhile, the driving of second exhaust cam 214 the Four roller bearings 225 open second row valve 235 to drive second row valve rocker 223, after induction stroke starts not Long, first exhaust cam 213 and second exhaust cam 214 just stop and third roller bearing 224 and the 4th roller bearing 225 Contact；And it recycles again and again.And the first pressure release cam 212 and the second pressure release cam 231 are in company with exhaust spline slide cam Axle sleeve 210 rotates, and does not drive other parts.So far, the cylinder of three valve pneumatic piston engine is enabled to be completed: by " air inlet Four-stroke cycle state composed by stroke, compression stroke, expansion stroke, exhaust stroke " enters: by " induction stroke (air inlet Door air inlet), deflation stroke (inlet valve deflation), induction stroke (the successive air inlet of inlet valve, exhaust valve), deflation stroke (exhaust valve Deflate) " composed by two-stroke cycle state.Hereafter, the cylinder of three valve pneumatic piston engine passes through and is repeated continuously Air-breathing, exhaust event are to reduce the resistance and vibration that three valve pneumatic piston engine dallies, so that automobile be made to enter lower resistance Band gear sliding state.

3. when the power-off of the first magnetic winding wiring 101, the second magnetic winding wiring 201 are powered: three valve air inlet Air inlet iron core 109 on the cylinder of engine with supercharger is in air inlet and controls in the equal deep ring groove part of spiral annular groove 115, and first is fixed Position ball 128 is in air inlet positioning pit 129, air inlet spline slide cam sleeve 110 and air inlet splined shaft 120 and admission cam shaft 136 coaxial rotating of timing gears, piston exhaust stroke nearly at the end of, admission cam 113 be driven through driving the first roller Bearing 124, to drive inlet valve rocker 122, open inlet valve 134, and after piston compression stroke starts soon, air inlet is convex Wheel 113 stops contacting with the first roller bearing 124, closing inlet valve 134；And releasing cam 112 is convex in company with air inlet spline slide Axle sleeve 110 rotates, and does not drive other parts.As three valve pneumatic piston engine rotates under transmission system drive, And exhaust spline slide cam sleeve 210 and exhaust 236 coaxial rotating of timing gears are driven, the pressure release iron core 208 in cylinder head Under the action of the electromagnetic force that the second magnetic coil 206 generates, to the axis direction of exhaust spline slide cam sleeve 210 It stretches out, meanwhile, effect of the exhaust iron core 209 in the electromagnetic force, the second fulcrum 203, the second lever 204 of the second magnetic coil 206 Under leave gas exhaust inspecting spiral annular groove 215, as exhaust spline slide cam sleeve 210 continues to rotate, piston be in it is former into Gas stroke start after soon, first row valve 234, second row valve 235 close, first exhaust cam 213 and second exhaust it is convex After wheel 214 is just disengaged with third roller bearing 224 and the 4th roller bearing 225, pressure release iron core 208 slides into pressure release spiral shell Revolve the equal deep helicals ring groove part of annular groove 211；Continue to rotate with exhaust spline slide cam sleeve 210 again, to former piston During the position that compression stroke nearly ends, the whole equal deep spiral shell for having slipped over pressure release and having controlled spiral annular groove 211 of pressure release iron core 208 Ring groove part is revolved, while also pushing spline slide cam sleeve 210 mobile to the direction X1, the second positioning ball 228 is also synchronized from row Gas positioning pit 229 enters pressure release positioning pit 230, and the first pressure release cam 212 and the second pressure release cam 231 is made to navigate to and can drive The position of third roller bearing 224 and the 4th roller bearing 225；Continue to revolve with exhaust spline slide cam sleeve 210 again Turning, the first pressure release cam 212 and the second pressure release cam 231 drive third roller bearing 224 and the 4th roller bearing 225 immediately, To drive first row valve rocker 222 and second row valve rocker 223 and open first row valve 234, second row valve 235, it will be compressed outside air discharge cylinder in piston compression stroke closer to when ending, then in piston original expansion stroke, cylinder Air can be sucked by open first row valve 234, second row valve 235, until piston operation to former exhaust stroke starts The first pressure release cam 212 and the second pressure release cam 231 just stop and third roller bearing 224 and the 4th roller bearing soon afterwards 225 contacts, first row valve 234, second row valve 235 are closed immediately；At the same time, pressure release iron core 208 controls spiral shell in pressure release Waiting for rotation annular groove 211 is slided in deep ring groove part.So far, cylinder is completed: by " induction stroke, compression stroke, expansion stroke, Four-stroke cycle state composed by exhaust stroke " enters: by " (compression is eventually for induction stroke (inlet valve air inlet), compression stroke Exhaust valve pressure release), induction stroke (exhaust valve air inlet), compression stroke (compression nearly end of a period inlet valve pressure release) " composed by Two-stroke cycle state.Hereafter, the cylinder of three valve pneumatic piston engine is in two-stroke cycle state, by constantly weighing Multiple compressed air acts are to consume the kinetic energy of automobile, so that automobile be made to enter the slow operating status of engine braking.

Claims

1. a kind of three valve pneumatic piston engine air distribution system, the system be by the first fulcrum, the first lever, first support, First magnetic coil, first back-moving spring, deflation iron core, air inlet iron core, first support, air inlet spline slide cam sleeve, into Gas splined shaft, the first retaining spring, first positioning ball, the first snap ring, the second snap ring, the first roller bearing, inlet valve rocker, into Valve lever pin, inlet valve, the second fulcrum, the second lever, second support, the second magnetic coil, second back-moving spring, pressure release iron Core, exhaust iron core, second support, exhaust spline slide cam sleeve, exhaust splined shaft, the second retaining spring, second positioning ball, Third snap ring, the 4th snap ring, third roller bearing, the 4th roller bearing, first row valve rocker, second row valve rocker, row The composition such as valve lever pin, first row valve, second row valve；It is characterized by: by the first fulcrum, the first lever, the first magnetic It inhales coil, first back-moving spring, deflation iron core, air inlet iron core and forms the first electromagnetic controller, one end connection of the first lever is put Gas iron core, the other end connect air inlet iron core, and deflation iron core is arranged in the first magnetic coil；By the second fulcrum, the second lever, Two magnetic coils, second back-moving spring, pressure release iron core, exhaust iron core form the second electromagnetic controller, and one end of the second lever connects Pressure release iron core, other end connection exhaust iron core are connect, pressure release iron core is arranged in the second magnetic coil；First is equipped in cylinder head Bracket, second support, air inlet splined shaft, exhaust splined shaft, inlet valve rocker axis, exhaust valve rocking arm axle；It is installed in first support There is the first electromagnetic controller, the second electromagnetic controller is installed in second support；First roller bearing is mounted on inlet valve rocker On, inlet valve rocker is mounted on inlet valve rocker axis；Third roller bearing is mounted on first row valve rocker, the 4th roller Bearing is mounted on second row valve rocker；First row valve rocker and second row valve rocker are mounted on exhaust valve rocking arm axle On；Air inlet spline slide cam sleeve is installed on air inlet splined shaft, the outer surface of air inlet spline slide cam sleeve be equipped with into Gas cam, releasing cam, air inlet control spiral annular groove, control spiral annular groove of deflating；Air inlet control spiral annular groove is deep by not waiting Ring groove part, etc. deep helicals ring groove part, etc. deep ring groove part composition, control spiral annular groove of deflating be by not equal deep annular groove portion Point, etc. deep helicals ring groove part, etc. deep ring groove part composition；Air inlet spline slide cam sleeve hole wall be equipped with air inlet spline, Air inlet positioning pit, deflation positioning pit；When the first magnetic coil blackout, in first back-moving spring, the first fulcrum, first lever Under effect, entering air inlet iron core, air inlet controls spiral annular groove, deflation iron core leaves deflation control spiral annular groove, with air inlet flower The rotation of key sliding cam axle sleeve, the first retaining spring being mounted on air inlet splined shaft position the first positioning ball push-in air inlet In hole, air inlet spline slide cam sleeve, which is located in admission cam, can drive the first Roller Shaft being mounted on inlet valve rocker On the position held, so that inlet valve rocker be made to open or close inlet valve in due course；When the first magnetic coil is powered, in the first magnetic Inhale magnetic attraction, the first fulcrum that coil generates, under the action of the first lever, make air inlet iron core leave air inlet control spiral annular groove, The elastic force that deflation iron core gram answers first back-moving spring enters deflation control spiral annular groove, with air inlet spline slide cam sleeve Rotation is mounted on the first retaining spring on air inlet splined shaft and the first positioning ball is pushed into deflation positioning pit, by air inlet spline Sliding cam axle sleeve is located in releasing cam and can drive on the position for the first roller bearing being mounted on inlet valve rocker, thus Inlet valve rocker is set to open or close inlet valve in due course；Exhaust spline slide cam sleeve, exhaust are installed on exhaust splined shaft The outer surface of spline slide cam sleeve is convex equipped with first exhaust cam, second exhaust cam, the first pressure release cam, the second pressure release Wheel, pressure release control spiral annular groove, gas exhaust inspecting spiral annular groove, pressure release control spiral annular groove be by not equal deep ring groove part, etc. it is deep Spiral ring groove part, etc. deep ring groove part composition, gas exhaust inspecting spiral annular groove be by not equal deep ring groove part, etc. deep helicals annular groove Partially, the deep ring groove part composition such as；It is vented spline slide cam sleeve hole wall and is equipped with exhaust spline, exhaust positioning pit, pressure release Positioning pit；When the second magnetic coil blackout, under the action of second back-moving spring, the second fulcrum, the second lever, make to be vented iron Core enters gas exhaust inspecting spiral annular groove, pressure release iron core leaves and lets out control spiral annular groove, with exhaust spline slide cam sleeve Rotation is mounted on the second retaining spring on exhaust splined shaft in the second positioning ball push-in exhaust positioning pit, will be vented spline Sliding cam axle sleeve, which is located in first exhaust cam and second exhaust cam, can drive be mounted on first row valve rocker It three rollers bearing and is mounted on the position of the 4th roller bearing of second row valve rocker, to make the first valve rocker and Two exhaust valve rockers can open or close first row valve and second row valve in due course；When the second magnetic coil is powered, the Magnetic attraction that two magnetic coils generate, the second fulcrum under the action of the second lever, make to be vented iron core and leave gas exhaust inspecting helical ring The elastic force that slot, pressure release iron core gram answer second back-moving spring enters pressure release control spiral annular groove, with exhaust spline slide camshaft The rotation of set is mounted on the second retaining spring on exhaust splined shaft in the second positioning ball push-in pressure release positioning pit, will be vented Spline slide cam sleeve is located in the first pressure release cam and the second pressure release cam and can drive and be mounted on first row valve rocker Third roller bearing and be mounted on the position of the 4th roller bearing of second row valve rocker, to make the first valve rocker And second row valve rocker can open or close first row valve and second row valve in due course.

2. three valve pneumatic piston engine air distribution system according to claim 1, it is characterized in that: three valve plenum Each cylinder head of engine is fitted with an inlet valve and first row valve, second row valve；Cylinder head, inlet valve, First row valve, second row valve become the composition part of combustion chamber jointly.