CN205895418U

CN205895418U - Automobile engine variable displacement system that variably circulates

Info

Publication number: CN205895418U
Application number: CN201620333022.4U
Authority: CN
Inventors: 莫嘉林
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-04-13
Filing date: 2016-04-13
Publication date: 2017-01-18
Anticipated expiration: 2026-04-13

Abstract

The utility model relates to an automobile engine variable displacement system that variably circulates, on change circulation change displacement control circuit and every cylinder of engine: automobile engine variable displacement system that variably circulates is constituteed to solenoid, reset spring, fulcrum, lever, support, first iron core, second iron core, spline sliding cam axle sleeve, integral key shaft, location spring, place kick, first catch ring, second catch ring. With automatic engine running resistance when reducing the car and slideing to reduce driving average gasoline consumption under the prerequisite that does not change former car braking efficiency and reliability, also can load that steam header in the seasonal engine is in the four -stroke -cycle state of following and another steam header gets into the low resistance moving two cycle state of following at engine portion to reduce the work discharge capacity of engine.

Description

Automobile engine variable cycle variable displacement system

One. technical field

This utility model is related to a kind of automobile engine variable cycle variable displacement system, and its effect is so that four strokes is sent out All cylinders of motivation become two-stroke operation when vehicle gearing slides, and make the work discharge capacity of electromotor be changed into zero delivery；I.e. When vehicle gearing slides, each cylinder of electromotor can be become under piston by the four-stroke cycle operating of air inlet, compression, expansion, row Air-breathing during row, the two-stroke cycle operating of aerofluxuss during piston stroking upward, with the automatic electromotor running resistance reducing during automobile slide, Thus reducing driving average fuel consumption on the premise of not changing former car brake efficiency and reliability；Can also bear in engine section The lotus season a part of cylinder of electromotor is in the two-stroke that four strokes follow state and another part cylinder enters lower resistance operating and follows State, to reduce the work discharge capacity of electromotor.

Two. background technology

At present, known variable-displacement automobile engine is in partial cylinders working condition, other idle cylinders Still suffer from rushing contracting stroke, when extension shelves slide, electromotor is still outer to follow state in four strokes, and all of cylinder all has compression punching Journey, the resistance making electromotor generation is larger greatly, thus decreasing coasting distance.

The pattern of its stop section cylinder operation of modulated displacement engine common at present has:

1, stop to partial cylinders fuel feeding.Shortcoming: be stopped the cylinder of fuel feeding, piston still needs to compress sky in compression stroke Gas, electromotor still produces resistance and vibration.

2. stop to partial cylinders fuel feeding and stop former valve actuating mechanism work.Shortcoming: still suffer from compression stroke, electromotor is transported Turn resistance larger greatly.

Content of the invention

In order to overcome existing present automobile in the defect of above-mentioned modulated displacement engine, and overcome engine stop part The many disadvantages of cylinder operation, this utility model provides a kind of automobile engine variable cycle variable displacement system, and this system can When making automobile enter extension shelves sliding state, all cylinders of electromotor circulation pattern capable of automatic changing, by original: exhaust valve closes Close, intake stroke that inlet valve is opened, the compression stroke that inlet and outlet door is closed, the burning that inlet and outlet door is closed is splashed the stroke that rises, The four-stroke cycle Mode change that exhaust valve is opened, the exhaust stroke of IC Intake Valve Closes is formed becomes: exhaust valve closing, inlet valve The intake stroke opened, the exhaust stroke that exhaust valve closing, inlet valve are opened, the air-breathing punching that inlet valve, exhaust valve priority are opened Journey, the two-stroke cycle pattern that exhaust valve is opened, the exhaust stroke of IC Intake Valve Closes is formed.This system can also be in electromotor The circulation pattern of automatic changing section cylinder during sub-load, makes a part of cylinder enter two-stroke cycle state, another part Cylinder enters four-stroke cycle state.

The technical solution adopted in the utility model is: is become on displacement control circuit and per cylinder engine by becoming circulation : solenoid, back-moving spring, fulcrum, lever, support, the first iron core, the second iron core, spline slide cam sleeve, spline Axle, retaining spring, place kick, the first blocker ring, the second blocker ring formed automobile engine variable cycle variable capacity system.Flower The outer surface of key sliding cam axle sleeve be provided with the first admission cam, the second admission cam, the first additional admission cam, second add Admission cam, additional air inlet control spiral annular groove, air inlet to control spiral annular groove.It is by the deep annular groove of not grade that air inlet controls spiral annular groove Partly, etc. deep helical ring groove part, etc. deep ring groove part composition, it is by not waiting deep annular groove portion that additional air inlet controls spiral annular groove Point, etc. deep helical ring groove part, etc. deep ring groove part composition.Spline slide cam sleeve hole wall is provided with spline, additional air inlet Positioning pit, air inlet positioning pit.Splined shaft and plate timing gear be coaxially connected and synchronous rotary, and splined shaft is provided with spline, and Retaining spring and the first limited location snap ring and the second limited location snap ring are installed.Spline slide cam sleeve is arranged on splined shaft, flower Keyway is matched with spline, and place kick is arranged between splined shaft and spline slide cam sleeve, and spline slide cam sleeve can Slide between the first limited location snap ring and the second limited location snap ring.Additional air inlet positioning pit, air inlet positioning pit, place kick, positioning bullet Spring forms positioning lock, spline slide cam sleeve is locked in the first admission cam and the second admission cam is in and can drive first Roller bearing and the position of the second roller bearing, or by spline slide cam sleeve be locked in the first additional admission cam with Second additional admission cam is in the position that can drive the first roller bearing and the second roller bearing it is ensured that spline slide camshaft Set can not stop between above-mentioned two position.By magnetic coil, back-moving spring, fulcrum, lever, the first iron core, the second iron core The electromagnetic controller of composition is rack-mount.Become circulating controling circuit stop to electromagnetic controller power when, the first iron core exists It is under action of reset spring outside additional air inlet spiral annular groove, the second iron core enters under back-moving spring, fulcrum, leverage Control in spiral annular groove to air inlet, so that the first admission cam and the second admission cam is in and can drive the first roller bearing and second The position of roller bearing, cylinder is in four-cycle operation state.Become circulating controling circuit to electromagnetic controller power when, the first ferrum Core enters additional air inlet under the magnetic attraction effect of magnetic coil and controls in spiral annular groove, and the second iron core is in fulcrum, leverage Under leave air inlet control spiral annular groove, so that the first additional admission cam and the second additional admission cam is in and can drive the first roller Bearing and the position of the second roller bearing, cylinder is in two-stroke operation state.

The utility model has the advantages that, structure is simple, fuel-saving efficiency is high, the original brake safe of automobile can be maintained reliable Property, can maintain that automobile is original to generate electricity and efficiency of air conditioner, driving and riding comfort can be made unaffected, automobile slide operation is fast Victory, need not change normal driving custom, the exhaust-driven turbo-charger exhaust-gas turbo charger of electromotor will not be made oil starvation during automobile slide Water shortage status., vibrate during rotation so the resistance of the race of engine is little without compression stroke due in two-stroke cycle pattern Little, automobile suspension coasting distance now is only slightly inferior to the distance that traditional neutral gear slides or stepping on clutch extension shelves slide, but in dimension Hold the combination properties such as the reliability of braking, the comfortableness driven and take, the simplicity of operation, the efficiency of fuel-economizing better than traditional Various sliding modes

Four. brief description

The invention will be further described below in conjunction with the accompanying drawings:

Fig. 1 is the relative position relation schematic diagram of spline slide cam sleeve of the present utility model and electromagnetic controller.

Fig. 2 is spline slide cam sleeve of the present utility model along y1, y2 position, the cross section perpendicular to axis direction, And electromagnetic controller controls the schematic diagram of spiral annular groove and direction of rotation with additional air inlet.

Fig. 3 is spline slide cam sleeve of the present utility model along y7, y8 position, the cross section perpendicular to axis direction, And electromagnetic controller controls the schematic diagram of spiral annular groove and direction of rotation with air inlet.

Fig. 4 is spline slide cam sleeve of the present utility model along y3, y4 position, the cross section perpendicular to axis direction, And the schematic diagram of admission cam and direction of rotation.

Fig. 5 is spline slide cam sleeve of the present utility model along y5, y6 position, the cross section perpendicular to axis direction, And the schematic diagram of additional admission cam and direction of rotation.

Fig. 6 be of the present utility model spend strong sliding cam axle sleeve, camshaft section in the axial direction, and sliding cam Axle sleeve and the relative position relation schematic diagram of intake rocker.

Fig. 7 is splined shaft of the present utility model along y9, y10 position, the cross section schematic diagram perpendicular to axis direction

In figure: 1. become circulation and become displacement control circuit, 2. electromagnetic controller, 3. fulcrum, 4. lever, 5. support, 6. magnetic Coil, 7. back-moving spring, 8. the first iron core, 9. the second iron core, 10. spline slide cam sleeve, 11. additional air inlets control spiral Annular groove, 12. first additional admission cams, 13. first admission cams, 14. second admission cams, 15. air inlets control spiral annular groove, 16. retaining springs, 17. sliding cam axle sleeve hole walls, 18. first blocker rings, 19. second blocker rings, 20. splined shafts, 21. rocking arms Axle, 22. first inlet valve rockers, 23. second inlet valve rockers, 24. first roller bearings, 25. second roller bearings, 28. is fixed Position ball, 29. air inlet positioning pits, 30. additional air inlet positioning pits, 31. second additional admission cams, 32. splines, 33. splines.

Five. specific embodiment

Automobile engine variable cycle variable displacement system be by: become circulation become displacement control circuit (1), fulcrum (3), thick stick Bar (4), support (5), magnetic coil (6), back-moving spring (7), the first iron core (8), the second iron core (9), spline slide camshaft Set (10), retaining spring (16), the first blocker ring (18), the second blocker ring (19), splined shaft (20), rocker arm shaft (21), positioning Ball (28) etc. forms.

It is made up of fulcrum (3), lever (4), magnetic coil (6), back-moving spring (7), the first iron core (8), the second iron core (9) Electromagnetic controller (2), and be arranged on support (5), one end of lever (4) connects the first iron core (8), the other end connects the second ferrum Core (9).

Splined shaft (20) is arranged in the hole of spline slide cam sleeve (10), and spline (33) is mutually nibbled with spline (32) Close, splined shaft (20) is coaxially connected with plate timing gear and drives spline slide cam sleeve (10) synchronous rotary.

The positioning being made up of retaining spring (16), place kick (28), air inlet positioning pit (29), additional air inlet positioning pit (30) Lock.

As shown in figure 1, it is convex to be provided with the first admission cam (13), the second air inlet on spline slide cam sleeve (10) (14), the first additional admission cam (12), the second additional admission cam (31), additional air inlet control spiral annular groove (11), air inlet Control spiral annular groove (15)；Electromagnetic controller (2) is arranged on support (5)；Become circulating controling circuit (1) and connect electromagnetic controller (2), during power circuit, the first iron core (8) overcomes the elastic force of back-moving spring (7) to enter additional air inlet to control spiral annular groove (11), Second iron core (9) leaves air inlet in the presence of fulcrum (3) and lever (4) and controls spiral annular groove (15)；Become circulation and become discharge capacity control When circuit (1) processed disconnects the power circuit of electromagnetic controller (2), the first iron core (8) under the elastic force effect of back-moving spring (7) from Open additional air inlet and control spiral annular groove (11), the second iron core (9) enters air inlet in the presence of fulcrum (3), lever (4) and controls spiral shell Rotation annular groove (15).

As shown in Fig. 2 spline slide cam sleeve (10) is provided with additional air inlet controls spiral annular groove (11), spline slide Cam sleeve hole wall (17) is provided with spline (32).In electromagnetic controller (2) mounting bracket (5), when magnetic coil (6) energising When, the first iron core (8) overcomes the elastic force of return spring (7) to stretch to the axis place direction of flower sliding cam axle sleeve (10) immediately Go out, and spline slide cam sleeve (10) oa RADIAL along n direction indication rotate to the first iron core (8) axis overlapping bit When putting, the first iron core (8) initially enters the starting position not waiting deep ring groove part that additional air inlet controls spiral annular groove (11).When The ob RADIAL of spline slide cam sleeve (10) along n direction indication go to the first iron core (8) axis lap position when, first Iron core (8) has slipped into the starting position waiting deep helical ring groove part that additional air inlet controls spiral annular groove (11), now in cylinder Piston be in expansion stroke nearly half when position, the first admission cam (13) on spline slide cam sleeve (10) and Second admission cam (14) is also disengaged with the first roller bearing (24) and the second roller bearing (25).With blossoming, strong slip is convex The oc RADIAL of axle sleeve (10) continues to rotate along n direction indication, and to the close process in the first iron core (8) axis lap position In, control under the collective effect of spiral annular groove (11) in the first iron core (8) and additional air inlet, make sliding cam axle sleeve (10) to x Direction move, when the oc RADIAL spending strong sliding cam axle sleeve (10) go to along n direction indication overlapping with the first iron core (8) axis During position, the first iron core (8) starts to slip into the starting position waiting deep ring groove part of additional air inlet spiral annular groove (11), this seasonal epidemic pathogens Piston in cylinder is in position when former exhaust stroke nearly ends, and the first additional admission cam (12) and the second additional air inlet Cam (31) has been in the position that will drive the first roller bearing (24) and the second roller bearing (25), the first admission cam (13) and the second admission cam (14) be all in cannot with drive the first roller bearing (24) and the second roller bearing (25) The position of contact.

As shown in figure 3, spline slide cam sleeve (10) is provided with air inlet controls spiral annular groove (15), spline slide cam Axle sleeve hole wall (17) is provided with spends strong groove (32), and electromagnetic controller (2) is arranged on support (5).During magnetic coil (6) power-off, In the presence of back-moving spring (7), fulcrum (3), lever (4), the second iron core (9) is to the axis institute of spline slide cam sleeve (10) Stretch out in direction, and spline slide cam sleeve (10) oa RADIAL along n direction indication rotate to the second iron core (9) axle During line overlap position, the second iron core (9) initially enters the start bit not waiting deep ring groove part that air inlet controls spiral annular groove (15) Put.When the ob RADIAL of spline slide cam sleeve (10) goes to and the second iron core (9) axis lap position along n direction indication When, the second iron core (9) has slided into the starting position waiting deep helical ring groove part of gas exhaust inspecting spiral annular groove (15), this seasonal epidemic pathogens Piston in cylinder be in former expansion stroke nearly half when position, and the first additional admission cam (12) and the second additional air inlet Cam (31) is disengaged with the first roller bearing (24) and the second roller bearing (25).With spline slide cam sleeve (10) oc RADIAL continues to rotate along n direction indication, and close to the second iron core (9) axis lap position, in the second iron core (9) and in the presence of air inlet control spiral annular groove (15), spline slide cam sleeve (10) is made to move to x1 direction, when spline is slided Moving cam axle sleeve (10) oc RADIAL along n direction indication go to the second iron core (9) axis lap position when, the second iron core (9) Slide into the starting position waiting deep ring groove part of air inlet spiral annular groove (15), now, the piston in cylinder is in former aerofluxuss punching Position when journey nearly ends, the first admission cam (13) and the second admission cam (14) have been in and will drive the first Roller Shaft Hold the position of (24) and the second roller bearing (25), and the first additional admission cam (12) is with the second additional admission cam (31) It is in the position that cannot drive the first roller bearing (24) and the second roller bearing (25).

As shown in figure 4, spline slide cam sleeve hole wall (17) is provided with spends strong groove (32), spline slide cam sleeve (10) It is provided with the first admission cam (13).

As shown in figure 5, spline slide cam sleeve hole wall (17) is provided with spends strong groove (32), spend strong sliding cam axle sleeve (10) It is provided with the first additional admission cam (12).

As shown in Figure 6, splined shaft (20) offers two annular grooves and be respectively mounted the first blocker ring (18), second Blocker ring (19), splined shaft (20) is additionally provided with circular hole and is provided with retaining spring (16)；Spline slide cam sleeve hole wall (17) it is additionally provided with air inlet positioning pit (29), additional air inlet positioning pit (30)；Spend strong sliding cam axle sleeve (10) and spend strong axle (20) Between place kick (28) is installed；First inlet valve rocker (22) and the second inlet valve rocker (23) are all arranged on rocker arm shaft (21) On, cooperation is installed for gap cooperation；First roller bearing (24) is provided with the first inlet valve rocker (22)；Second inlet valve shakes Second roller bearing (25) is provided with arm (23).By retaining spring (16), place kick (28), air inlet positioning pit (29), add Air inlet positioning pit (30) forms positioning lock；The effect of positioning lock is: spline slide cam sleeve (10) is positioned at the first air inlet Cam (13) and the second admission cam (14) can drive the first roller bearing (24) and the position of the second roller bearing (25), or Spline slide cam sleeve (10) is positioned at the first additional admission cam (12) can drive with the second additional admission cam (31) First roller bearing (24) and the position of the second roller bearing (25)；Guarantee to be not in that spline slide cam sleeve (10) stops Only the situation between above-mentioned two position occurs.When place kick (28) embeds in air inlet positioning pit (29), the first air inlet is convex Wheel (13) and the second admission cam (14) can drive the first roller bearing (24) and the second roller bearing (25) in good time, make first to enter Being turned on and off of valve rocker and the second inlet valve rocker reed time controll inlet valve, now piston is in four-stroke cycle shape State；When automobile needs extension shelves to slide extension, the place kick (28) on each cylinder embeds in additional air inlet positioning pit (29), now First additional admission cam (12) and the second additional admission cam (31) can drive the first roller bearing (24) and the second rolling in good time Sub- bearing (25), makes the first inlet valve rocker (22) and the second inlet valve rocker (23) control unlatching or the pass of corresponding inlet valve Close, now piston is in two-stroke cycle state.

As shown in fig. 7, splined shaft (20) is provided with spline (33).

Work process of the present utility model:

1. when electromotor is in operating condition: in the case of driver's depth accelerator pedal, become circulation and become displacement control Circuit (1) disconnects the power circuit of the electromagnetic controller (2) of each cylinder, and second iron core (9) of each cylinder is in air inlet and controls spiral shell In rotation annular groove (15), place kick (28) is in air inlet positioning pit (29), spline slide cam sleeve (10) and valve timing tooth Wheel synchronous rotary, at the end of piston exhaust stroke is nearly, the first admission cam drives (13) to lead to the second admission cam (14) Overdrive the first roller bearing (24) and the second roller bearing (25) thus driving the first inlet valve rocker (22) and driving second Inlet valve rocker (23) opens corresponding inlet valve, and after piston compression stroke starts soon, the first admission cam (13) and Second admission cam (14) all stop the contact with the first roller bearing (24) and the second roller bearing (25) close corresponding enter Valve, now each cylinder follow state all in four strokes；And the first additional admission cam (12) and the second additional admission cam (31) in company with spline slide cam sleeve (10) rotation, other parts are not driven.

2. when electromotor is in operating condition: in the case of the light accelerator pedal of driver, become circulation and become displacement control electricity The power circuit of the electromagnetic controller (2) of road (1) breaking part cylinder, the place kick (28) of this partial-cylinder is in air inlet positioning In hole (29), spline slide cam sleeve (10) and plate timing gear synchronous rotary, when piston exhaust stroke nearly ends, First admission cam drives (13) and the second admission cam (14) to pass through to drive the first roller bearing (24) and the second roller bearing (25) thus driving the first inlet valve rocker (22), the second inlet valve rocker (23), and after piston compression stroke starts soon, First admission cam (13) and the second admission cam (14) all stop and the first roller bearing (24) and the second roller bearing (25) Contact；Now this partial cylinders is in four strokes and follows state.Electromotor remainder cylinder is in two-stroke and follows state.

3. automobile be in extension shelves transport condition when: when driver simultaneously not accelerator pedal, not stepping on clutch pedal, do not step on In the case of brake pedal, become circulation and become the power supply electricity that displacement control circuit (1) connects the electromagnetic controller (2) of each cylinder immediately Road；First iron core (8) is in the presence of the magnetic attraction that magnetic coil (6) produces to the axis institute of spline slide cam sleeve (10) Stretch out in direction, enter additional air inlet and control spiral annular groove (11)；With spline slide cam sleeve (10) and valve timing tooth Wheel is synchronous to continue rotation, when going to the position that piston is in expansion stroke nearly half, the first iron core (8) slide into add into The starting position waiting deep helical ring groove part of gas spiral annular groove (11)；Again with the continuation rotation of spline slide cam sleeve (10) Turn, when going to piston and being in the position that former row's stroke is then ended, the first iron core (8) whole process has slipped over additional air inlet and controlled spiral shell Revolve annular groove (11) waits deep helical ring groove part, also promotes spline slide cam sleeve (10) to move to x direction simultaneously, makes positioning Ball (28) is also synchronous to enter into additional air inlet positioning pit (30) from air inlet positioning pit (29), the first additional admission cam (12) immediately It is positioned to the position that can drive the first roller bearing (24) and the second roller bearing (25) with the second additional admission cam (31)； First iron core (8) just controls waiting in deep annular groove of spiral annular groove (11) to operate in additional air inlet afterwards.Again convex with spline slide Axle sleeve (10) and plate timing gear synchronously continue rotation, in piston operation to former exhaust stroke closer to the position ended When, the first additional admission cam (12) and the second additional admission cam (31) pass through to drive the first roller bearing (24) and the second rolling Sub- bearing (25) is thus drive first row valve rocker (22) and the second inlet valve rocker (23) to open corresponding inlet valve；Former During intake stroke of the piston, the first additional admission cam (12) continues to drive the first roller bearing with the second additional admission cam (31) And the second roller bearing (25) is thus drive the first inlet valve rocker (22) and the second inlet valve rocker (23) to open correspondence (24) Inlet valve；When piston remains in operation to former compression stroke, the first additional admission cam (12) and the second additional admission cam (31) continue through driving the first roller bearing (24) thus driving the first inlet valve rocker (22) and the second inlet valve rocker (23) open corresponding inlet valve, when piston remains in operation to the former compression stroke closely position of end of a period, inlet valve aperture reduces To closing；When piston remains in operation to former expansion stroke, the first additional admission cam (12) and the second additional admission cam (31) driving the first roller bearing (24) and the second roller bearing (25) are continued through thus driving first row valve rocker (22) And second inlet valve rocker (23) open corresponding inlet valve, when piston goes to the position of former expansion stroke nearly half, One additional admission cam (12) and the second additional admission cam (31) and the first roller bearing (24) and the second roller bearing (25) Disengage, IC Intake Valve Closes, when piston goes to former expansion stroke and nearly ends, exhaust valve is opened；It is in former row in piston During gas stroke, exhaust valve continues to open；And circulate again and again.So far, each cylinder of electromotor completes: is closed by exhaust valve Close, induction stroke that inlet valve is opened, the compression stroke that inlet and outlet door is closed, the expansion stroke that inlet and outlet door is closed, air inlet The four-stroke cycle state that the exhaust stroke that door is closed, exhaust valve is opened is formed enters into: is beaten by exhaust valve closing, inlet valve The induction stroke opened, the exhaust stroke that exhaust valve closing, inlet valve are opened, the induction stroke that inlet valve, exhaust valve priority are opened, The two-stroke cycle state that the exhaust stroke that IC Intake Valve Closes, exhaust valve are opened is formed.Hereafter, automobile engine has been enter into two Cylinder after stroke cycle state is reduced the resistance of the race of engine and is shaken by the air-breathing being repeated continuously, exhaust event Dynamic, so that automobile enters the safe sliding state hanging shelves low-resistance energy-conservation.

4. when automobile is in extension shelves sliding state, as long as driver's brake pedal, change circulation become displacement control circuit (1) then turn off the power circuit of the electromagnetic controller (2) of each cylinder, back-moving spring (7) even if leave attached with the first iron core (8) Aerating spiral annular groove (11) simultaneously makes the second iron core (9) to spline slide cam sleeve (10) by fulcrum (3), lever (4) Axis place direction is stretched out, and enters air inlet and controls spiral annular groove (15), when spline slide cam sleeve (10) and valve timing tooth Wheel is synchronous to continue rotation, and when going to position that piston is in former expansion stroke nearly half, the first additional admission cam (12) Disengage with the second additional admission cam (31) and the first roller bearing (24) and the second roller bearing (25), the second ferrum simultaneously Core (9) has slided into the starting position waiting deep helical ring groove part of air inlet spiral annular groove (15)；Again with spline slide cam Axle sleeve (10) synchronously continues rotation with plate timing gear, when going to the position that piston is in the nearly end of a period of former exhaust stroke, the Two iron cores (9) whole process has slipped over the grade deep helical ring groove part that air inlet controls spiral annular groove (15), also promotes spline to slide simultaneously Moving cam axle sleeve (10) moves to x1 direction, makes place kick (28) enter into air inlet positioning pit from additional air inlet positioning pit (30) (29), simultaneously the first admission cam (13) and the second admission cam (14) be also positioned to can drive the first roller bearing (24) with The position of the second roller bearing (25).Subsequently spline slide cam sleeve (10) and plate timing gear synchronously continue rotation, When piston operation is to former exhaust stroke closer to the position ended, the first admission cam (13), the second admission cam (14) are immediately Drive the first roller bearing (24) and the second roller bearing (25) respectively thus driving the first inlet valve rocker (22) and simultaneously Two inlet valve rockers (23) open each self-corresponding inlet valve；Meanwhile, the second iron core (9) slides into gas control spiral annular groove (15) wait in deep ring groove part operates, and so far, all cylinders of electromotor all complete: opened by exhaust valve closing, inlet valve Induction stroke, the exhaust stroke that exhaust valve closing, inlet valve are opened, the induction stroke that inlet valve, exhaust valve priority are opened, air inlet The two-stroke cycle state that the exhaust stroke that door is closed, exhaust valve is opened is formed enters into: exhaust valve closing, inlet valve are opened Induction stroke, inlet and outlet door close compression stroke, inlet and outlet door close expansion stroke, IC Intake Valve Closes, exhaust valve The four-stroke cycle state that the exhaust stroke opened is formed.

5., when automobile is in extension shelves sliding state, when driver or let slip the clutch or be linked into neutral gear, become circulation and become Displacement control circuit (1) then turns off and sets the circuit needing the electromagnetic controller (2) of cylinder exporting power, corresponding reset Spring (7) is even if leaving additional air inlet spiral annular groove (11) with the first iron core (8) and making second by fulcrum (3), lever (4) Iron core (9) stretches out to the axis place direction of spline slide cam sleeve (10), enters air inlet and controls spiral annular groove (15), works as flower Key sliding cam axle sleeve (10) synchronously continues rotation with plate timing gear, goes to piston and is in former expansion stroke nearly half During position, the second iron core (9) slides into the starting position waiting deep helical ring groove part of air inlet spiral annular groove (15)；And with Spline slide cam sleeve (10) synchronously continues rotation with plate timing gear, goes to piston and is in exhaust stroke nearly end of a period During position, the second iron core (9) whole process has slipped over the grade deep helical ring groove part that air inlet controls spiral annular groove (15), also pushes away simultaneously Dynamic spline slide cam sleeve (10) is moved to x1 direction, makes place kick (28) enter into air inlet from additional air inlet positioning pit (30) Positioning pit (29), the first admission cam (13) and the second admission cam (14) are also positioned to and can drive the first roller bearing (24) Position with the second roller bearing (25).Synchronously continue rotation with spline slide cam sleeve (10) with plate timing gear again Turn, when piston operation to former exhaust stroke is closer to the position ended, the first admission cam (13), the second admission cam (14) Drive the first roller bearing (24) and the second roller bearing (25) immediately so that the first inlet valve rocker (22) and the second air inlet Door rocking arm (23) opens each self-corresponding inlet valve；Meanwhile, the second iron core (9) slides into gas control spiral annular groove (15) Deng the interior operating of deep ring groove part, so far, set the cylinder needing to export power and complete: opened by exhaust valve closing, inlet valve Induction stroke, the exhaust stroke that exhaust valve closing, inlet valve are opened, the induction stroke that inlet valve, exhaust valve priority are opened, enter The two-stroke cycle state that the exhaust stroke that valve-closing, exhaust valve are opened is formed enters into: by exhaust valve closing, inlet valve The induction stroke opened, the compression stroke that inlet and outlet door is closed, the expansion stroke that inlet and outlet door is closed, IC Intake Valve Closes, row The four-stroke cycle state that the exhaust stroke that valve is opened is formed.Electromotor remainder cylinder is in two-stroke cycle shape State.

6., during engine start, change circulation change displacement control circuit (1) then turns off the electromagnetic controller (2) of each cylinder Power circuit, the first iron core (8) leaves additional air inlet and controls spiral annular groove (11), and the second iron core (9) enters air inlet and controls spiral Annular groove (15), is at four-stroke cycle pattern with electromotor each cylinder when guaranteeing to start.

Claims

1. a kind of automobile engine variable cycle variable displacement system, this system becomes displacement control circuit, Magnetic suction thread by becoming circulation Circle, back-moving spring, fulcrum, lever, support, the first iron core, the second iron core, spline slide cam sleeve, splined shaft, positioning bullet Spring, the first blocker ring, the second blocker ring, place kick composition；It is characterized in that: spline slide cam sleeve outer surface is provided with first Admission cam, the second admission cam, the first additional admission cam, the second additional admission cam, additional air inlet control spiral annular groove, Air inlet controls spiral annular groove；Air inlet control spiral annular groove be by do not wait deep ring groove part, etc. deep helical ring groove part, etc. deep annular groove Part forms, additional air inlet control spiral annular groove be by do not wait deep ring groove part, etc. deep helical ring groove part, etc. deep ring groove part Composition；Spline slide cam sleeve hole wall is provided with additional air inlet positioning pit, air inlet positioning pit；Spline slide cam sleeve is arranged on On splined shaft, place kick is arranged between splined shaft and spline slide cam sleeve, and splined shaft is provided with retaining spring and One limited location snap ring and the second limited location snap ring, spline slide cam sleeve can be slided between the first limited location snap ring and the second limited location snap ring Dynamic；Splined shaft and plate timing gear be coaxially connected and synchronous rotary；By magnetic coil, back-moving spring, fulcrum, lever, first The electromagnetic controller that iron core, the second iron core form is rack-mount.