CN206647175U - A kind of new work engine shuts down phase control mechanism - Google Patents

Abstract

A kind of new work engine shuts down phase control mechanism and belongs to technical field of engines; the utility model is when starting working; hydraulic pressure cylinder assembly in fixing axle rotates with the master gear being fixed on bent axle; magnechuck is initially powered up moving magnechuck II simultaneously; so that the friction plate being fixed on magnechuck II is in contact with being fixed on the friction plate of magnechuck I, bent axle starts primary deceleration；The piston in two level telescoping hydraulic cylinder stretches out simultaneously, and with phase controlling component touch in phase controlling disk, now bent axle has started double reduction, and has carried out phase and fixed；The utility model can directly act on bent axle; the double reduction of bent axle can be realized, while the reliable control for shutting down phase can be realized, engine can be ensured in each across-the-line starting; piston is all in the phase that can successfully realize starting, to ensure the success rate of engine starting.

Description

A kind of new work engine shuts down phase control mechanism

Technical field

The utility model belongs to technical field of engines, and in particular to a kind of new work engine shuts down phase control mechanism.

Background technology

Increasingly severe with the increasingly depleted and problem of environmental pollution of petroleum resources, people propose to traditional power train in vehicle application Higher and higher requirement, especially in terms of energy-conservation, therefore the exploitation to internal combustion engine power-saving technology is particularly important.Automatically Start stop system has very big side as a kind of technology that automobile engine can be made flexibly to start and shut down to the energy-conservation of gasoline engine Help, therefore obtained people and widely paid close attention to.The way of realization of automatic start stop system has many kinds, wherein there is a kind of direct Dynamic model formula, because this starting pattern does not need starter, auto cost can be substantially reduced, while starting can be reduced and made an uproar Sound, therefore there is preferable application prospect in GDI engine.But across-the-line starting pattern to start when piston it is initial Phase has certain requirement, if piston phase is unable to reach automatic start stop system not in the range of shutdown after shutting down Function, therefore then seem particularly significant for the phase controlling residing for piston after shutdown.

The content of the invention

The problem of in the prior art that presently, there are, the utility model proposes one kind can directly act on bent axle, Realize that shutting down the new work engine that phase range reliably controls shuts down phase control mechanism, is finally reached shutdown deceleration and shuts down phase The purpose of position control.

To reach above-mentioned purpose, the technical solution adopted in the utility model is：

A kind of new work engine shuts down phase control mechanism, it is characterised in that by hydraulic pressure cylinder assembly I, phase controlling disk component IIth, fixing axle, master gear, bent axle composition, its feature are that：

Hydraulic pressure cylinder assembly I is installed in fixing axle, gap cooperation between fixing axle be present, and the end face of friction disc pack II is consolidated Cylinder surface is connected to, one end of fixing axle is fixed in cylinder body through friction disc pack II, and master gear is installed on bent axle, is passed through Key is connected with bent axle, and keeps engagement with hydraulic cylinder gear.

Described hydraulic pressure cylinder assembly I is by primary spring A1, hydraulic cylinder gear mass 2, primary piston A bases 3, primary piston A4, second piston A5, fuel feed hole A6, two-level spring A7, hydraulic cylinder gear cap 8, primary spring B 9, primary piston B bases 10, two Level spring B 11, fuel feed hole B12, second piston B13, primary piston B14, magnechuck I 17, friction plate A18, the A 42 of oil duct I, The A 43 of oil duct II, ring shaped oil passage I 36, the B 39 of oil duct I, the B 40 of oil duct II and axis hole 41 form；Wherein, hydraulic cylinder gear mass 2 is opened There are hydraulic cavities A34 and hydraulic cavities B37；Primary piston A4 and primary piston B14 is respectively placed in the hydraulic cavities A34 of hydraulic cylinder gear mass 2 Coordinate in hydraulic cavities B37, and with cavity wall gap；Second piston A5 and second piston B13 be respectively placed in primary piston A4 and just In level piston B14, and coordinate with cavity wall gap；Primary spring A1 and primary spring B 9 are respectively placed in hydraulic cavities A34 and hydraulic cavities In B37, one end is connected with primary piston A4 and primary piston B14 shoulders respectively, the other end respectively with hydraulic cavities A34 and hydraulic cavities B37 bottoms are connected；Two-level spring A7 and two-level spring B11 are respectively placed in primary piston A4 and primary piston B14, one end difference Be connected with second piston A5 and second piston B13 shoulders, the other end respectively with primary piston A bases 3 and primary piston B bases 10 It is connected；Primary piston A bases 3 and primary piston B bases 10 are connected with primary piston A4 and primary piston B14 by screw thread respectively Connect, primary piston A bases 3 and the center of primary piston B bases 10 also have a through hole A64 and through hole B64, second piston A5 and Second piston B13 bottoms can be in it slidably；Spacing hole A35 and spacing hole B38 is provided with hydraulic cylinder gear mass 2, it is spacing Hole A35 and spacing hole B38 center line keep overlapping with second piston A5 and second piston B13 piston rod axis respectively, and And second piston A5 and second piston B13 piston rod coordinate with spacing hole A32 and spacing hole B38 gaps；Hydraulic cylinder gear mass 2 Inside is also provided with the A 42 of oil duct I, the A 43 of oil duct II, ring shaped oil passage I 36, the B 39 of oil duct I, the B 40 of oil duct II and axis hole 41, hydraulic pressure Chamber A34 is connected by ring shaped oil passage I 36, the A42 of oil duct I with the A 43 of oil duct II, and hydraulic cavities B37 passes through ring shaped oil passage I 36, the B of oil duct I 39 connect with the B 40 of oil duct II；It is connected through a screw thread between hydraulic cylinder gear cap 8 and hydraulic cylinder gear mass 2, magnechuck I 17 is solid The end face of hydraulic cylinder gear mass 2 is connected to, friction plate A18 is fixed in magnechuck top 17.

Described phase controlling disk component II is by friction plate B19, magnechuck II 20, rubber blanket 21, connecting rod A22, company Extension bar B28, return spring A23, return spring B29, phase controlling disk 26, cavity A25, cavity B31, supporting plate A48, supporting plate B55, the A 47 of oil duct III, the A 51 of oil duct IV, the B 58 of oil duct III, the B 60 of oil duct IV and ring shaped oil passage II 49 form；Wherein, phase control Annular groove A45 and annular groove B54 are provided with inside disk 26 processed, damper piston A46 is respectively provided with annular groove A45 and annular groove B54 Coordinate with damper piston B57, damper piston A46 and damper piston B57 and annular groove A45 and annular groove B54 gaps；Arc spring A50 and arc spring B56 one end are respectively and fixedly connected with the supporting plate on the supporting plate A48 and damper piston B57 on damper piston A46 B55, the other end are connected with annular groove A45 and annular groove B54 bottoms respectively；Yielding rubber A44 and yielding rubber B53 are installed respectively In annular groove A45 and annular groove B54 tops and damper piston A46 and damper piston B57 tops；Electromagnetism pressure limiting valve A52 and electricity Magnetic pressure limiting valve B59 is respectively arranged in annular groove A45 and annular groove B54 bottoms；Be provided with inside phase controlling disk 26 A 47 of oil duct III, The A 51 of oil duct IV, the B 58 of oil duct III, the B 60 of oil duct IV and ring shaped oil passage II 49；Wherein, annular groove A49 and annular groove B54 and ring Connected respectively by the A 47 of oil duct III with the B 58 of oil duct III between shape oil duct II 49；Pressure limiting valve A52 and pressure limiting valve B59 oil-out Connected respectively by the A 51 of oil duct IV with the B60 of oil duct IV between ring shaped oil passage II 49；Connecting rod A22 and connecting rod B28 and electricity Magnetic-disc II 20 is affixed by screw thread, and return spring A23 and return spring B29 are respectively placed in the cavity A25 of cylinder body 33 and cavity B31 It is interior, and be in contact respectively with the baffle plate A24 on connecting rod A22 and connecting rod B28 and baffle plate B30；Rubber blanket 21 is fixed on phase The surface of control panel 26, friction plate B19 are fixed on the surface of magnechuck II 20.

Oil duct V 61, main oil gallery 62 and oil duct VI 63 are provided with inside described fixing axle 27；Wherein, main oil gallery 62, oil duct V 61, it is interconnected between ring shaped oil passage I 36, the A 43 of oil duct II, the A 42 of oil duct I；Main oil gallery 62, oil duct V 61, ring shaped oil passage I 36th, it is interconnected between the B 40 of oil duct II, the B 39 of oil duct I；Main oil gallery 62, oil duct VI 63, ring shaped oil passage II 49, the A 47 of oil duct III Between be interconnected；It is interconnected between main oil gallery 62, oil duct VI 63, ring shaped oil passage II 49, the B 58 of oil duct III.Energy of the invention is straight Connect and act on bent axle, realize shut down phase range reliable control, when can guarantee that each across-the-line starting, engine piston all in The phase of starting can be successfully realized, ensures the success rate that engine starts.

The course of work of the utility model device is as follows：

When engine is in running order, the two-stage piston in hydraulic cylinder is all in initial position, wherein primary spring A1 and primary spring B 9 are in compressive state, and two-level spring A7 and two-level spring B11 are in free retracted position, in main oil gallery 62 Hydraulic oil there is no oil pressure, magnechuck I 17 is not powered on, and magnechuck I 17 and magnechuck II 20 are in released state, hydraulic pressure Cylinder component I dallies with master gear 16 with fixing axle 27, and phase controlling disk component II is fixed on cylinder body 33 and do not rotated.

If GDI engine is intended using across-the-line starting pattern, in stopping process after specific decision principle is met, control Magnetic valve outside system control main oil gallery 62 processed is opened rapidly, controls the magnetic valve outside main oil gallery 62 to open rapidly, main oil Hydraulic oil pressure increase in road 62, hydraulic oil respectively enter the A 42 of oil duct I, oil duct II by oil duct V 61, ring shaped oil passage I 36 The A 43 and B 39 of oil duct I, the B 40 of oil duct II, and enter eventually into hydraulic cavities A34 and hydraulic cavities B37；High pressure liquid force feed enters liquid Primary piston A4 and primary piston B14 are respectively acting on after pressure chamber A34 and hydraulic cavities B37, compresses two-level spring A7 and two level bullet Spring B11, when compressing two-level spring A7 and two-level spring B11 compressions to a certain extent, hydraulic fluid pressure is more than primary spring A1 During with the initial pretightning force of primary spring B 9, hydraulic oil starts to compress second piston A5 and second piston B13, makes second piston A5 It is mobile with second piston B13 and start to compress primary spring A1 and primary spring B 9, while magnechuck I 17 is initially powered up, and is made Magnechuck II 20 moves, and then makes the baffle plate A24 and baffle plate B30 compression retracteding position springs on connecting rod A22 and connecting rod B28 A23 and return spring B29, so that being fixed on the friction plate A18 and friction plate B19 of magnechuck I 17 and magnechuck II 20 Start to contact, so as to produce frictional force, and then bent axle 32 is proceeded by primary deceleration；During bent axle 32 slows down, when When the rotating speed of bent axle 32 is reduced to predetermined value, now second piston A5 and second piston B13 piston rod have respectively entered phase control Annular groove A45 and annular groove B54 inside disk 26 processed, under relatively low speed of crankshaft, second piston A5 and second piston B13's Piston rod starts to contact the yielding rubber A44 and yielding rubber B53 at the top of damper piston A46 and damper piston B57 respectively, in this Simultaneous buffering piston A46 and damper piston B57 starts to compress arc spring A50 and arc spring B56 respectively；Work as damper piston A46 and damper piston B57 when just moving to a fixed position during compressing arc spring A50 and arc spring B56, The A47 of oil duct III and the B 58 of oil duct III oil duct junction are blocked by damper piston A46 and damper piston B 57 respectively, pass through main oil gallery 62nd, the hydraulic oil that oil duct VI 63, ring shaped oil passage II 49 are had respectively entered in the A 47 of oil duct III and the B 58 of oil duct III just stops entering Annular groove A45 and annular groove B54, damper piston A46 and damper piston B57 compressed in motion process into annular groove A45 and Hydraulic oil in annular groove B54, so as to play a part of deceleration buffer, and then the rotating speed of bent axle 32 is set further to reduce until stopping Only, and pressure limiting valve A52 and pressure limiting valve B59 can reach a certain limit in the hydraulic oil pressure inside annular groove A45 and annular groove B54 Decompression is opened during value, the purpose that phase is shut down in control has also been reached so while bent axle double reduction is realized.

, need to be by second piston A5's and second piston B13 in order to not influence next starting process after bent axle stops operating Piston rod exits from annular groove A45 and annular groove B54, and now, magnechuck I 17 powers off, and magnechuck II 20 is in return bullet Return in the presence of spring A23 and return spring B29, friction plate A18 and friction plate B19 are separated, and are fixed on phase controlling disk 26 Rubber blanket 21 can prevent magnechuck II 20 from sharp impacts, while main oil occurs with phase controlling disk 26 during return The relief valve of the external connection of road 62 is opened, and the high-pressure and hydraulic oil pressure in main oil gallery 62 is gradually reduced；When pressure is reduced to initially During value, open the magnetic valve of external connection, in the presence of primary spring A1 and the restoring force of primary spring B 9, primary piston A4 and Primary piston B14 returns to original state, and second piston A5 and second piston B13 bottom are respectively from annular groove A45 and annular groove Retracted in B54, pressure limiting valve A52 and pressure limiting valve B59 are opened, and the hydraulic oil inside annular groove A45 and annular groove B54 passes through oil respectively The A 51 of road IV and the B 60 of oil duct IV, ring shaped oil passage II 49, oil duct VI 63 and main oil gallery 62 flow back to, and are followed so as to complete a job Ring.

Brief description of the drawings

Fig. 1 is the structural representation that new work engine shuts down phase control mechanism

Fig. 2 is the front view of hydraulic cylinder gear mass 2 in hydraulic pressure cylinder assembly

Fig. 3 is the A-A faces view of hydraulic cylinder gear 2 in hydraulic pressure cylinder assembly

Fig. 4 is the B-B faces view of hydraulic cylinder gear 2 in hydraulic pressure cylinder assembly

Fig. 5 is the structural representation of phase controlling disk 26

Fig. 6 is the D-D faces view of phase controlling disk 26

Fig. 7 is the E-E faces view of phase controlling disk 26

Fig. 8 is the structural representation of fixing axle 27

Fig. 9 is the F-F faces view of fixing axle 27

Figure 10 is the structural representation of primary piston base

Figure 11 is the G-G faces view of primary piston base

Wherein：I, hydraulic pressure cylinder assemblies, II, phase controlling disks component, 1. primary 2. hydraulic cylinder gear masses of spring A 3. are primary 8. hydraulic cylinder gear caps of piston A base 4. primary piston A, 5. second piston A, 6. fuel feed hole A, 7. two-level spring A 9. are primary The primary piston B 15. of 10. 13. second piston B of primary piston B base 11. two-level spring B, 12. fuel feed hole B of spring B 14. The rubber blanket 22. of 20. magnechucks of key 16. master gear, 17. magnechuck, I 18. friction plate A, 19. friction plate B II 21. connects The connecting rod B 29. of 27. fixing axle of extension bar A 23. return spring A, 24. baffle plate A, 25. cavity A, 26. phase controlling disks 28. is returned The ring shaped oil passages I of position 35. spacing hole A of spring B 30. baffle plate B, 31. cavity B, 32. bent axle, 33. cylinder body, 34. hydraulic cavities A 36. 37. the A 44. of 43. oil ducts of hydraulic cavities B 38. spacing hole B, 39. oil duct, I B, 40. oil duct, II B, 41. axis hole, 42. oil duct, I A II is slow Rush the arc bullet of 49. ring shaped oil passages of rubber A 45. annular groove A, 46. damper piston A, 47. oil duct, III A, 48. supporting plate A II 50. The arc spring B 57. of 55. supporting plate B of spring A 51. oil duct, IV A, 52. pressure limiting valve A, 53. yielding rubber B, 54. annular groove B 56. The oil duct VI 64. of V 62. main oil gallery of damper piston B 58. oil duct, III B, 59. pressure limiting valve B, 60. oil duct, IV B, 61. oil ducts 63. Through hole

Embodiment

Below against accompanying drawing, by describe the shape to each mechanism involved by specific embodiment of the present utility model, The works such as mutual alignment and annexation, the effect of each several part and operation principle between construction, each several part are further specifically It is bright：

Refering to Fig. 1, described engine shuts down phase control mechanism, and it is mainly by hydraulic pressure cylinder assembly I, phase controlling disk group Part II, fixing axle 27, master gear 16, bent axle 32 form：Wherein, hydraulic pressure cylinder assembly I is installed in fixing axle 27, with fixing axle 27 Between gap coordinate, ensure that it can freely be rotated in fixing axle 26；Phase controlling disk component II is fixed in the surface of cylinder body 33； The one end of fixing axle 27 passes through hydraulic pressure cylinder assembly I and the center of phase controlling disk component II, and gap coordinates, and the other end is fixed in cylinder body In 33；Master gear 16 is installed on bent axle 32, is connected by key 15 with bent axle 32, and with the hydraulic cylinder gear of hydraulic pressure cylinder assembly I Body 2 keeps engagement.

Described hydraulic pressure cylinder assembly I is by primary spring A1, hydraulic cylinder gear mass 2, primary piston A bases 3, primary piston A4, second piston A5, fuel feed hole A6, two-level spring A7, hydraulic cylinder gear cap 8, primary spring B 9, primary piston B bases 10, two Level spring B 11, fuel feed hole B12, second piston B13, primary piston B14, magnechuck I 17, friction plate A18, the A 42 of oil duct I, The A 43 of oil duct II, ring shaped oil passage I 36, the B 39 of oil duct I, the B 40 of oil duct II and axis hole 41 form.

Described hydraulic cylinder gear mass 2 is provided with hydraulic cavities A34 and hydraulic cavities B37, and symmetrical axis hole 41 is arranged.

Described primary piston A4 and primary piston B14 is respectively placed in the hydraulic cavities A34 of hydraulic cylinder gear mass 2 and hydraulic cavities In B37, and coordinate with cavity wall gap；Described second piston A5 and second piston B13 is respectively placed in primary piston A4 and primary In piston B14, and primary piston A4 and primary piston B14 inwalls gap coordinate.Primary piston A4 and second piston A5 and just Level piston B14 and second piston B13 respectively constitutes the telescopic piston of two-stage, and response speed is faster.

Described primary spring A1 and primary spring B 9 are respectively placed in hydraulic cavities A34 and hydraulic cavities B37, one end respectively with Primary piston A4 is connected with primary piston B14 shoulders, and the other end is connected with hydraulic cavities A34 and hydraulic cavities B37 bottoms respectively；Two level Spring A7 and two-level spring B11 are respectively placed in primary piston A4 and primary piston B14, one end respectively with second piston A5 and two Level piston B13 shoulders are connected, and the other end is connected with primary piston A bases 3 and primary piston B bases 10 respectively；Primary spring A1 It can make primary piston A4 and primary piston B14, second piston A5 and two with primary spring B 9, two-level spring A7 and two-level spring B Level piston B13 returns in the case where being acted on without hydraulic oil, two-level spring A7 and two-level spring B11 are in Pre strained state, primary spring A1 Free state is in primary spring B 9.

Described primary piston A bases 3 and primary piston B bases 10 leads to primary piston A4 and primary piston B14 respectively Threaded connection is crossed, primary piston A bases 3 and the center of primary piston B bases 10 also have through hole A64 and through hole B64, two level Piston A5 and second piston B13 bottoms can be in them slidably, while second piston A5 and second piston B13 can also be risen The effect fixed to support.

The A 42 of oil duct I, the A 43 of oil duct II, ring shaped oil passage I 36, the B of oil duct I are provided with inside described hydraulic cylinder gear mass 2 39th, the B 40 of oil duct II and axis hole 41, hydraulic cavities A34 are connected by ring shaped oil passage I 36, the A 42 of oil duct I with the A 43 of oil duct II, hydraulic pressure Chamber B37 is connected by ring shaped oil passage I 36, the B 39 of oil duct I with the B 40 of oil duct II.Because hydraulic cylinder gear mass 2 rotates, ring shaped oil passage I 36 can ensure hydraulic cylinder gear mass 2 during rotation, and the oil duct V 61 in fixing axle 26 is kept with ring shaped oil passage I 36 Connected state.

It is connected through a screw thread between described hydraulic cylinder gear cap 8 and hydraulic cylinder gear mass 2, facilitates the peace of inner components Loaded on dismounting；Magnechuck I 17 is fixed in the end face of hydraulic cylinder gear mass 2, and friction plate A18 is fixed in magnechuck I 17.

Refering to Fig. 2, Fig. 3, Fig. 4, hydraulic cavities A34 and hydraulic cavities B37, spacing hole are provided with described hydraulic cylinder gear mass 2 A35 and spacing hole B38.

It is provided with spacing hole A35 and spacing hole B38 in described hydraulic cylinder gear mass 2, spacing hole A35 and spacing hole B38's Center line keeps overlapping with second piston A5 and second piston B13 piston rod axis respectively, and second piston A5 and two level Piston B13 piston rod coordinates with spacing hole A32 and spacing hole B38 gaps；Spacing hole can play a part of fixed support, prevent Only second piston A5 and second piston B13 shift under external force after stretching.

Refering to Fig. 5, Fig. 6, Fig. 7, described phase controlling disk component II is by friction plate B19, magnechuck II 20, rubber blanket 21st, connecting rod A22, connecting rod B28, return spring A23, return spring B29, phase controlling disk 26, cavity A25, cavity B31, II 49 groups of supporting plate A48, supporting plate B55, the A47 of oil duct III, the A51 of oil duct IV, the B58 of oil duct III, the B 60 of oil duct IV and ring shaped oil passage Into.

Annular groove A45 and annular groove B54 are provided with inside described phase controlling disk 26, and is symmetric.

Described damper piston A46 and damper piston B57 is loaded in annular groove A45 and annular groove B54 respectively, damper piston Gap cooperation between A46 and damper piston B57 and annular groove A45 and annular groove B54 be present.

Described arc spring A50 and arc spring B56 one end is individually fixed in the supporting plate A48 on damper piston A46 With the supporting plate B55 on damper piston B57, the other end is connected with annular groove A45 and annular groove B54 bottoms respectively, such side Face can play a part of buffering, on the other hand can ensure damper piston A46 and damper piston B57 under the effect of no external force It can automatically reset.

Described yielding rubber A44 and yielding rubber B53 is respectively arranged in annular groove A45 and annular groove B54 tops, buffering Piston A46 and damper piston B57 tops, it can so prevent second piston A5 and second piston B13 from entering annular groove A45 and ring During shape groove B54, sharp impacts occur with its wall and play a part of buffering.

The A 47 of oil duct III, the A 51 of oil duct IV, the B 58 of oil duct III, the B 60 of oil duct IV are provided with inside described phase controlling disk 26 With ring shaped oil passage II 49, between its intermediate annular groove A49 and annular groove B54 and ring shaped oil passage II 49 respectively by the A 47 of oil duct III and The B 58 of oil duct III is connected.

Pass through respectively between described electromagnetism pressure limiting valve A52 and electromagnetism pressure limiting valve B59 oil-out and ring shaped oil passage II 49 The A51 of oil duct IV connects with the B 60 of oil duct IV, and pressure limiting valve A52 and pressure limiting valve B59 mainly prevent annular groove A45 and annular groove B54 Interior oil pressure is excessive and plays a part of pressure release.

Described rubber blanket 21 is fixed on the surface of phase controlling disk 26, and magnechuck II 20 can be prevented in the process of return In with the surface of phase controlling disk 26 occur sharp impacts and play certain cushioning effect.

Described friction plate B19 is fixed on the surface of magnechuck II 20, connecting rod A22 and connecting rod B28 and magnechuck II 20 are connected through a screw thread, and return spring A23 and return spring B29 are respectively placed in the internal cavities A25 of cylinder body 33 and cavity B31, And it is in contact respectively with the baffle plate A24 on connecting rod A22 and connecting rod B28 and baffle plate B30, such damper piston A46 eases up Rushing piston B57 can automatically reset in the case where being acted on without external force.

Refering to Fig. 8, Fig. 9, oil duct V 61, main oil gallery 62 and oil duct VI 63 are provided with inside described fixing axle 27；Wherein, it is main It is interconnected between oil duct 62, oil duct V 61, ring shaped oil passage I 36, the A 43 of oil duct II, the A 42 of oil duct I；Main oil gallery 62, oil duct V 61st, it is interconnected between ring shaped oil passage I 36, the B 40 of oil duct II, the B 39 of oil duct I；Main oil gallery 62, oil duct VI 63, ring shaped oil passage II 49th, it is interconnected between the A 47 of oil duct III；Mutually interconnected between main oil gallery 62, oil duct VI 63, ring shaped oil passage II 49, the B 58 of oil duct III It is logical.

Refering to Figure 10, Figure 11, through hole 64 is provided with inside described primary piston A bases 3 and primary piston B bases 10, with The relation of gap cooperation be present in second piston A5 and second piston B13 bottoms.

The course of work of the present utility model

When engine is in running order, the two-stage piston in hydraulic cylinder is all in initial position, wherein primary spring A1 and primary spring B 9 are in compressive state, and two-level spring A7 and two-level spring B11 are in free retracted position, in main oil gallery 62 Hydraulic oil there is no oil pressure, magnechuck I 17 is not powered on, and magnechuck I 17 and magnechuck II 20 are in released state, hydraulic pressure Cylinder component I dallies with master gear 16 with fixing axle 27, and phase controlling disk component II is fixed on cylinder body 33 and do not rotated.

If GDI engine is intended using across-the-line starting pattern, in stopping process after specific decision principle is met, control Magnetic valve outside system control main oil gallery 62 processed is opened rapidly, and the hydraulic oil pressure increase in main oil gallery 62, hydraulic oil passes through Oil duct V 61, ring shaped oil passage I 36 respectively enter the A 42 of oil duct I, the A 43 of oil duct II and the B 39 of oil duct I, the B 40 of oil duct II, and finally Enter hydraulic cavities A34 and hydraulic cavities B37；High pressure liquid force feed is respectively acting on primary after entering hydraulic cavities A34 and hydraulic cavities B37 Piston A4 and primary piston B14, two-level spring A7 and two-level spring B11 is compressed, as compression two-level spring A7 and two-level spring B11 When compressing to a certain extent, when hydraulic fluid pressure is more than the initial pretightning force of primary spring A1 and primary spring B 9, hydraulic oil is opened Begin compression second piston A5 and second piston B13, makes second piston A5 and second piston B13 mobile and starts to compress primary spring A1 and primary spring B 9；Magnechuck I 17 is initially powered up simultaneously, moves magnechuck II 20, and then make connecting rod A22 and company Baffle plate A24 and baffle plate B30 compression retracteding position springs A23 and return spring B29 on extension bar B28, so that being fixed on magnechuck I The 17 and friction plate A18 and friction plate B19 of magnechuck II 20 starts to contact, and so as to produce frictional force, and then opens bent axle 32 Begin to carry out primary deceleration；During bent axle 32 slows down, when the rotating speed of bent axle 32 is reduced to predetermined value, now second piston A5 The annular groove A45 and annular groove B54 inside phase controlling disk 26 are had respectively entered with second piston B13 piston rod, relatively low Speed of crankshaft under, second piston A5 and second piston B13 piston rod start to contact damper piston A46 and damper piston respectively Yielding rubber A44 and yielding rubber B53 at the top of B57, simultaneously damper piston A46 and damper piston B57 start to press respectively Contracting arc spring A50 and arc spring B56；When damper piston A46 and damper piston B57 is in compression arc spring A50 and arc When a fixed position is just moved to during spring B 56, the A 47 of oil duct III and the B 58 of oil duct III oil duct junction are delayed respectively Rush piston A46 and damper piston B57 is blocked, oil duct III is had respectively entered by main oil gallery 62, oil duct VI 63, ring shaped oil passage II 49 Hydraulic oil in A 47 and the B 58 of oil duct III just stops entering annular groove A45 and annular groove B54, and damper piston A46 and buffering are lived Plug B57 compresses the hydraulic oil into annular groove A45 and annular groove B54 in motion process, so as to play the work of deceleration buffer With, and then the rotating speed of bent axle 32 is further reduced until stopping, and electromagnetism pressure limiting valve A52 and electromagnetism pressure limiting valve B59 can be Hydraulic oil pressure inside annular groove A45 and annular groove B54 opens decompression when reaching a certain limit value, is so realizing bent axle two level The purpose that phase is shut down in control is also reached while deceleration.

, need to be by second piston A5's and second piston B13 in order to not influence next starting process after bent axle stops operating Piston rod exits from annular groove A45 and annular groove B54, and now, magnechuck I 17 powers off, and magnechuck II 20 is in return bullet Return in the presence of spring A23 and return spring B29, friction plate A18 and friction plate B19 are separated, and are fixed on phase controlling disk 26 Rubber blanket 21 can prevent magnechuck II 20 from sharp impacts, while main oil occurs with phase controlling disk 26 during return The relief valve of the external connection of road 62 is opened, and the high-pressure and hydraulic oil pressure in main oil gallery 62 is gradually reduced；When pressure is reduced to initially During value, open the magnetic valve of external connection, in the presence of primary spring A1 and the restoring force of primary spring B 9, primary piston A4 and Primary piston B14 returns to original state, and second piston A5 and second piston B13 bottom are respectively from annular groove A45 and annular groove Retracted in B54, pressure limiting valve A52 and pressure limiting valve B59 are opened, and the hydraulic oil inside annular groove A45 and annular groove B54 passes through oil respectively The A 51 of road IV and the B 60 of oil duct IV, ring shaped oil passage II 49, oil duct VI 63 and main oil gallery 62 flow back to, and are followed so as to complete a job Ring.

Claims (4)

1. a kind of new work engine shuts down phase control mechanism, it is characterised in that by hydraulic pressure cylinder assembly (I), phase controlling disk component (II), fixing axle (27), master gear (16), bent axle (32) composition：Wherein, hydraulic pressure cylinder assembly (I) is installed in fixing axle (27), Gap coordinates between fixing axle (27)；Phase controlling disk component (II) is fixed in cylinder body (33) surface；Fixing axle (27) one end Through hydraulic pressure cylinder assembly (I) and phase controlling disk component (II) center, and gap coordinates, and the other end is fixed in cylinder body (33)； Master gear (16) is installed on bent axle (32), is connected by key (15) with bent axle (32), and with the hydraulic cylinder of hydraulic pressure cylinder assembly (I) Gear mass (2) keeps engagement.

2. a kind of new work engine as described in claim 1 shuts down phase control mechanism, it is characterised in that described hydraulic cylinder Component (I) is by primary spring A (1), hydraulic cylinder gear mass (2), primary piston A bases (3), primary piston A (4), second piston A (5), fuel feed hole A (6), two-level spring A (7), hydraulic cylinder gear cap (8), primary spring B (9), primary piston B bases (10), two Level spring B (11), fuel feed hole B (12), second piston B (13), primary piston B (14), magnechuck I (17), friction plate A (18), the A of oil duct I (42), the A of oil duct II (43), ring shaped oil passage I (36), the B of oil duct I (39), the B of oil duct II (40) and axis hole (41) group Into；Wherein, hydraulic cylinder gear mass (2) is provided with hydraulic cavities A (34) and hydraulic cavities B (37)；Primary piston A (4) and primary piston B (14) it is respectively placed in hydraulic cylinder gear mass (2) hydraulic cavities A (34) and hydraulic cavities B (37), and coordinates with cavity wall gap；Two level is lived It is interior that plug A (5) and second piston B (13) is respectively placed in primary piston A (4) and primary piston B (14), and with primary piston A (4) and Primary piston B (14) inwall gap coordinates；Primary spring A (1) and primary spring B (9) are respectively placed in hydraulic cavities A (34) and hydraulic pressure In chamber B (37), one end is connected with primary piston A (4) and primary piston B (14) shoulder respectively, the other end respectively with hydraulic cavities A (34) it is connected with hydraulic cavities B (37) bottom；Two-level spring A (7) and two-level spring B (11) be respectively placed in primary piston A (4) and just In level piston B (14), one end is connected with second piston A (5) and second piston B (13) shoulder respectively, the other end respectively with primary Piston A bases (3) are connected with primary piston B bases (10)；Primary piston A bases (3) and primary piston B bases (10) respectively with Primary piston A (4) and primary piston B (14) are connected through a screw thread, in primary piston A bases (3) and primary piston B bases (10) The heart also has through hole A and through hole B, and second piston A (5) and second piston B (13) bottom can be in them slidably；Hydraulic pressure Spacing hole A (35) and spacing hole B (38), spacing hole A (35) and spacing hole B (38) center line point are provided with cylinder gear mass (2) Do not keep overlapping with second piston A (5) and second piston B (13) piston rod axis, and second piston A (5) and two level are lived The piston rod and spacing hole A (35) and spacing hole B (38) gap for filling in B (13) coordinate；Oil is also provided with inside hydraulic cylinder gear mass (2) The A of road I (42), the A of oil duct II (43), ring shaped oil passage I (36), the B of oil duct I (39), the B of oil duct II (40) and axis hole (41), hydraulic cavities A (34) connected by ring shaped oil passage I (36), the A of oil duct I (42) with the A of oil duct II (43), hydraulic cavities B (37) passes through ring shaped oil passage I (36), the B of oil duct I (39) connects with the B of oil duct II (40)；Pass through screw thread between hydraulic cylinder gear cap (8) and hydraulic cylinder gear mass (2) Connection, magnechuck top are fixed in hydraulic cylinder gear mass (2) end face, and friction plate A (18) is fixed in magnechuck top.

3. a kind of new work engine as described in claim 1 shuts down phase control mechanism, it is characterised in that described phase control Disk component (II) processed by friction plate B (19), magnechuck II (20), rubber blanket (21), connecting rod A (22), connecting rod B (28), Return spring A (23), return spring B (29), phase controlling disk (26), cavity A (25), cavity B (31), supporting plate A (48), branch Fagging B (55), pressure limiting valve A (52), pressure limiting valve B (59), the A of oil duct III (47), the A of oil duct IV (51), the B of oil duct III (58), the B of oil duct IV (60) formed with ring shaped oil passage II (49)；Wherein, annular groove A (45) and annular groove B (54) are provided with inside phase controlling disk (26), Damper piston A (46) and damper piston B (57), damper piston A (46) are respectively provided with annular groove A (45) and annular groove B (54) Coordinate with damper piston B (57) and annular groove A (45) and annular groove B (54) gap；Arc spring A (50) and arc spring B (56) one end is respectively and fixedly connected with the supporting plate B (55) on the supporting plate A (48) and damper piston B (57) on damper piston A (46), The other end is connected with annular groove A (45) and annular groove B (54) bottom respectively；Yielding rubber A (44) and yielding rubber B (53) is respectively Installed in annular groove A (45) and annular groove B (54) tops and damper piston A (46) and damper piston B (57) top；Pressure limiting valve A (52) and pressure limiting valve B (59) is respectively arranged in annular groove A (45) and annular groove B (54) bottom；Opened inside phase controlling disk (26) There are the A of oil duct III (47), the A of oil duct IV (51), the B of oil duct III (58), the B of oil duct IV (60) and ring shaped oil passage II (49)；Wherein, annular groove Connected respectively by the A of oil duct III (47) and the B of oil duct III (58) between A (45) and annular groove B (54) and ring shaped oil passage II (49)；Electricity Pass through the A of oil duct IV (51) respectively between magnetic pressure limiting valve A (52) and electromagnetism pressure limiting valve B (59) oil-out and ring shaped oil passage II (49) Connected with the B of oil duct IV (60)；Connecting rod A (22) and connecting rod B (28) and magnechuck II (20) are affixed by screw thread, return bullet Spring A (23) and return spring B (29) is respectively placed in cylinder body (33) cavity A (25) and cavity B (31), and respectively with connecting rod A (22) baffle plate A (24) and baffle plate B (30) and on connecting rod B (28) are in contact；Rubber blanket (21) is fixed on phase controlling disk (26) surface, friction plate B (19) are fixed on magnechuck II (20) surface.

4. a kind of new work engine as described in claim 1 shuts down phase control mechanism, it is characterised in that described fixing axle (27) it is internal to be provided with oil duct V (61), main oil gallery (62) and oil duct VI (63)；Wherein, main oil gallery (62), oil duct V (61), annular It is interconnected between oil duct I (36), the A of oil duct II (43), the A of oil duct I (42)；Main oil gallery (62), oil duct V (61), ring shaped oil passage I (36), it is interconnected between the B of oil duct II (40), the B of oil duct I (39)；Main oil gallery (62), oil duct VI (63), ring shaped oil passage II (49), It is interconnected between the A of oil duct III (47)；Between main oil gallery (62), oil duct VI (63), ring shaped oil passage II (49), the B of oil duct III (58) It is interconnected.