CN117432751A - Permanent magnet synchronous motor transmission mechanism for new energy driving - Google Patents
Permanent magnet synchronous motor transmission mechanism for new energy driving Download PDFInfo
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- CN117432751A CN117432751A CN202311782571.0A CN202311782571A CN117432751A CN 117432751 A CN117432751 A CN 117432751A CN 202311782571 A CN202311782571 A CN 202311782571A CN 117432751 A CN117432751 A CN 117432751A
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- butt joint
- gear
- pipe
- driving
- speed reducer
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- 230000007246 mechanism Effects 0.000 title claims abstract description 51
- 230000005540 biological transmission Effects 0.000 title claims abstract description 50
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 20
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 53
- 239000004519 grease Substances 0.000 claims abstract description 45
- 230000001050 lubricating effect Effects 0.000 claims abstract description 45
- 230000009467 reduction Effects 0.000 claims abstract description 29
- 238000001914 filtration Methods 0.000 claims abstract description 16
- 210000001503 joint Anatomy 0.000 claims description 50
- 238000007789 sealing Methods 0.000 claims description 38
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 10
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 10
- 241001330002 Bambuseae Species 0.000 claims description 10
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 10
- 239000011425 bamboo Substances 0.000 claims description 10
- 125000006850 spacer group Chemical group 0.000 claims description 4
- 230000009347 mechanical transmission Effects 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 239000012535 impurity Substances 0.000 description 4
- 238000005461 lubrication Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000003763 carbonization Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
- F16H1/20—Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members
- F16H1/203—Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members with non-parallel axes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0402—Cleaning of lubricants, e.g. filters or magnets
- F16H57/0404—Lubricant filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/042—Guidance of lubricant
- F16H57/0421—Guidance of lubricant on or within the casing, e.g. shields or baffles for collecting lubricant, tubes, pipes, grooves, channels or the like
- F16H57/0423—Lubricant guiding means mounted or supported on the casing, e.g. shields or baffles for collecting lubricant, tubes or pipes
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
Abstract
The invention discloses a permanent magnet synchronous motor transmission mechanism for driving new energy, which relates to the field of mechanical transmission and comprises a speed reducer shell, wherein an input transmission shaft and an output transmission shaft are rotatably arranged in the speed reducer shell, a primary speed reduction assembly and a secondary speed reduction assembly are arranged between the input transmission shaft and the output transmission shaft, a lubricating grease circulation mechanism is communicated with the outside of the speed reducer shell, and a filtering mechanism for filtering lubricating grease is arranged in the lubricating grease circulation mechanism.
Description
Technical Field
The invention relates to the field of mechanical transmission, in particular to a permanent magnet synchronous motor transmission mechanism for new energy driving.
Background
Permanent magnet means that permanent magnet is added when manufacturing the motor rotor to further improve the performance of the motor, and synchronous means that the rotating speed of the rotor is always consistent with the current frequency of the stator, the rotating speed of the rotor is controlled by controlling the input current frequency of an electronic winding of the motor, a magnetic field is established through the magnet, no reaction current exists in the rotor, no resistance loss of the rotor exists, and the motor efficiency can be improved by 4-50%.
The utility model provides a permanent magnet synchronous motor on new energy automobile mainly comprises triplex, the rotor, stator and main reducer, electric power energy passes through high-voltage line transmission to the stator, then the stator produces the energy and lets the rotor function, the kinetic energy that the rotor produced transmits to main reducer, finally make the semi-axis function through the output of main reducer, transmit to the inside of new energy automobile, the inside secondary speed reduction structure that is of main reducer generally, the speed reduction structure in the main reducer all passes through lubricating grease cladding, lubricating grease not only can play lubricating effect to the speed reduction structure, can also play better radiating effect to the inside temperature conduction of main reducer, but the speed reduction structure in the main reducer of current permanent magnet synchronous motor can enter into the main reducer casing because of external impurity can appear the condition of carbonization, finally make the inside lubricating grease of main reducer can become very turbid, dry and astringent, this can reduce the lubrication effect and the heat conduction efficiency to the speed reduction structure, easily cause main reducer trouble, for this reason, we have proposed new energy driving permanent magnet synchronous motor drive mechanism.
Disclosure of Invention
The invention aims to provide a permanent magnet synchronous motor transmission mechanism for new energy driving so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the permanent magnet synchronous motor transmission mechanism for driving the new energy comprises a speed reducer shell, wherein an input transmission shaft and an output transmission shaft are rotatably arranged in the speed reducer shell, a primary speed reduction assembly and a secondary speed reduction assembly are arranged between the input transmission shaft and the output transmission shaft, a lubricating grease circulation mechanism is communicated with the outside of the speed reducer shell, and a filtering mechanism for filtering lubricating grease is arranged in the lubricating grease circulation mechanism; the first-stage speed reduction assembly comprises a driving shaft which is rotationally arranged in the speed reducer shell, the driving shaft is positioned between the input transmission shaft and the output transmission shaft, a first gear is fixedly sleeved on the outer surface of the input transmission shaft, a second gear which is movably meshed with the first gear is fixedly sleeved on the outer surface of the driving shaft, and the outer diameter of the second gear is larger than that of the first gear; the secondary speed reduction assembly comprises a gear IV fixedly sleeved on the outer surface of the output transmission shaft, a gear III movably meshed with the gear IV is fixedly sleeved on the outer surface of the driving shaft, the outer diameter of the gear III is smaller than that of the gear IV, the new energy drives the input transmission shaft to rotate, the speed and torque of the primary speed reduction assembly and the secondary speed reduction assembly are reduced, and finally the new energy automobile is driven to run through the output of the output transmission shaft.
Preferably, the lubricating grease circulation mechanism comprises a sealing cylinder fixedly arranged on the side wall of the speed reducer shell, the sealing cylinder is in a sealing state with the speed reducer shell, a conveying pipe and a suction pipe are fixedly arranged at the upper end and the lower end of the sealing cylinder respectively, the conveying pipe and the suction pipe are respectively arranged on the upper end surface and the lower end surface of the speed reducer shell, two conveying branch pipes are fixedly communicated with the upper end of the speed reducer shell, the two conveying branch pipes are respectively arranged above the third gear and the second gear, a converging groove is formed in the bottom of the inner side of the speed reducer shell, one end of the suction pipe, which is far away from the sealing cylinder, is mutually communicated with the converging groove, a butt joint assembly is arranged inside the sealing cylinder, a driving mechanism is arranged between the butt joint assembly and the driving shaft, and the two conveying branch pipes are arranged above the third gear and the second gear.
Preferably, the butt joint assembly comprises a rotary cylinder arranged in the sealing cylinder, the outer surface of the rotary cylinder is rotatably sleeved with two retainers through bearings, the retainers are fixedly connected with the speed reducer shell, a sealing rotary joint is arranged between the upper end face of the rotary cylinder and the conveying pipe, the lower end part of the sealing cylinder is provided with a containing cavity, the lower end of the rotary cylinder stretches into the containing cavity, a suction pipe is used for sucking lubricating grease conveyed in the containing cavity, and the rotary cylinder can suck the lubricating grease upwards under the action of a driving mechanism.
Preferably, the driving mechanism comprises a plurality of spiral blades which are fixedly arranged in the rotary cylinder and distributed at equal intervals in circumference, a bevel gear is fixedly arranged on one end of the driving shaft, which is close to the rotary cylinder, and the outer surface of the rotary cylinder, the two bevel gears are movably meshed, and the driving shaft can drive the rotary cylinder to rotate at high speed through the meshing of the two bevel gears during operation.
Preferably, the filtering mechanism comprises a butt joint pipe which is installed at the middle section of the suction pipe in a sectional mode, a bolt is rotationally arranged between one port of the butt joint pipe and the suction pipe, a filtering component is arranged at the other port of the butt joint pipe, a sealing component is arranged between the suction pipe and two butt joint ports of the butt joint pipe, and the bolt is used for facilitating later replacement of the filter element and enabling the U-shaped butt joint pipe to be overturned.
Preferably, the filter component comprises a straight cylinder column fixedly arranged at one end of the bolt, which is far away from the butt joint pipe, a spacer is fixedly arranged at one end of the bolt near the inside of the straight cylinder column, a filter element is further arranged inside the straight cylinder column, a tray is sleeved outside the straight cylinder column in a sliding manner, a first spring is fixedly arranged between one end of the butt joint pipe fracture, which is far away from the tray, and a plurality of positioning grooves are formed in the end face of one fracture of the filter element near the suction pipe, and the positioning columns are slidably embedded in the inside of the positioning grooves, and each positioning column is matched with the filter element in a butt joint manner through a plurality of positioning columns and the positioning grooves, so that the stability of the butt joint pipe assembly can be ensured.
Preferably, the brake component comprises a plurality of empty slots formed in the inner wall of the straight cylinder column, the number of the empty slots is consistent with that of the positioning columns, each positioning column penetrates through one empty slot correspondingly, a positioning block is fixedly arranged in each empty slot, a right-angle ladder block is sleeved outside the positioning block in a sliding mode, a second spring is fixedly arranged between one end, away from the filter element, of each positioning block and the right-angle ladder block, each inclined-edge pushing block is fixedly arranged on the outer surface of each positioning column, the inclined-edge pushing blocks are arranged in the empty slots in a sliding mode, the elastic rigidity of each first spring is far greater than that of the second spring, namely, each time the positioning columns are embedded with the positioning slots, the right-angle ladder blocks can be pushed, and the right-angle ladder blocks play a clamping role on the filter element.
Preferably, the inclined plane of hypotenuse ejector pad with the laminating of inclined plane slip of right angle ladder piece guarantees promptly that the hypotenuse ejector pad is followed the reference column and is removed, can make the right angle ladder piece take place the displacement.
Preferably, the sealing assembly comprises hollow air bags embedded in each suction pipe and close to one end face of the butt joint pipe, the hollow air bags are far away from one end of the butt joint pipe and fixedly connected with the suction pipes, an air pipe is fixedly communicated between the two hollow air bags, the air pipe is fixedly penetrated through the suction pipes, a limiting cylinder is fixedly communicated with the middle section of the air pipe, a piston block is slidably embedded in the limiting cylinder, a spring III is arranged at one end of the piston block, which is far away from the butt joint pipe, a piston rod slidably penetrates through the limiting cylinder is fixedly arranged at the other end of the piston block, and gas inside the limiting cylinder can be input into the hollow air bags when the piston rod pushes the piston block to move upwards each time, so that the hollow air bags expand, and gaps between the suction pipes and the butt joint pipe are filled.
Preferably, the distance between the axis of the piston rod and the axis of the straight cylinder is smaller than the radius of the tray, so that the piston rod can be pushed every time the tray is reset.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the lubricating grease circulation mechanism and the filtering mechanism are additionally arranged outside the speed reducer shell, so that lubricating grease can continuously flow anticlockwise between the speed reducer shell and the sealing cylinder under the action of the driving mechanism, carbonized impurities in the lubricating grease can be removed through the filtering mechanism in the flowing process, and insufficient lubrication of a transmission structure inside the speed reducer due to dryness of the lubricating grease is avoided;
2. the brake component and the sealing component can also play a role in clamping and limiting the filter element and sealing the suction pipe and the butt joint pipe after the butt joint pipe is assembled, so that lubricating grease leakage is avoided.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the primary and secondary reduction assemblies of the present invention;
FIG. 3 is a schematic view of the internal structure of the seal cartridge of the present invention;
FIG. 4 is a schematic view of a helical blade structure according to the present invention;
FIG. 5 is a schematic view of the position distribution structure of the filter assembly and the seal assembly of the present invention;
FIG. 6 is a schematic view of the internal structure of the column according to the present invention;
FIG. 7 is an enlarged view of FIG. 6A in accordance with the present invention;
fig. 8 is an enlarged view of fig. 6B in accordance with the present invention.
In the figure: 1. a speed reducer housing; 2. an input drive shaft; 3. an output drive shaft; 4. a primary deceleration assembly; 5. a secondary speed reduction assembly; 6. a lubricating grease circulation mechanism; 7. a driving mechanism; 8. a docking assembly; 9. a filtering mechanism; 10. a drive shaft; 11. a first gear; 12. a second gear; 13. a third gear; 14. a fourth gear; 15. a converging tank; 16. a sealing cylinder; 17. a rotary drum; 18. a retainer; 19. a delivery tube; 20. a conveying branch pipe; 21. sealing the rotary joint; 22. a suction tube; 23. a receiving chamber; 24. bevel gears; 25. a helical blade; 26. a butt joint pipe; 27. a plug pin; 28. a filter assembly; 29. a seal assembly; 30. a straight cylinder column; 31. a spacer; 32. a filter element; 33. a first spring; 34. a tray; 35. a positioning groove; 36. positioning columns; 37. a hollow groove; 38. right-angle ladder blocks; 39. a positioning block; 40. a second spring; 41. hypotenuse push blocks; 42. a hollow air bag; 43. a gas pipe; 44. a limiting cylinder; 45. a second spring; 46. a piston block; 47. a piston rod.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
1 referring to fig. 1-6, the permanent magnet synchronous motor transmission mechanism for driving new energy in the drawings comprises a reducer housing 1, wherein an input transmission shaft 2 and an output transmission shaft 3 are rotatably arranged in the reducer housing 1, a primary speed reduction assembly 4 and a secondary speed reduction assembly 5 are arranged between the input transmission shaft 2 and the output transmission shaft 3, a lubricating grease circulation mechanism 6 is communicated with the outside of the reducer housing 1, and a filtering mechanism 9 for filtering lubricating grease is arranged in the lubricating grease circulation mechanism 6; the primary speed reduction assembly 4 comprises a driving shaft 10 rotationally arranged in the speed reducer shell 1, the driving shaft 10 is positioned between the input transmission shaft 2 and the output transmission shaft 3, a first gear 11 is fixedly sleeved on the outer surface of the input transmission shaft 2, a second gear 12 movably meshed with the first gear 11 is fixedly sleeved on the outer surface of the driving shaft 10, and the outer diameter of the second gear 12 is larger than that of the first gear 11; the secondary speed reduction assembly 5 comprises a gear IV 14 fixedly sleeved on the outer surface of the output transmission shaft 3, a gear III 13 movably meshed with the gear IV 14 is fixedly sleeved on the outer surface of the driving shaft 10, the outer diameter of the gear III 13 is smaller than that of the gear IV 14, the new energy drives the input transmission shaft 2 to rotate, the speed and torque of the primary speed reduction assembly 4 and the secondary speed reduction assembly 5 are reduced, and finally the new energy automobile is output through the output transmission shaft 3 to be driven to run.
The lubricating grease circulation mechanism 6 comprises a sealing cylinder 16 fixedly arranged on the side wall of the speed reducer shell 1, the sealing cylinder 16 and the speed reducer shell 1 are in a sealing state, a conveying pipe 19 and a suction pipe 22 are fixedly arranged at the upper end and the lower end of the sealing cylinder 16 respectively, the conveying pipe 19 and the suction pipe 22 are respectively positioned on the upper end face and the lower end face of the speed reducer shell 1, two conveying branch pipes 20 are fixedly communicated between the outer part of the conveying pipe 19 and the upper end of the speed reducer shell 1, the two conveying branch pipes 20 are respectively positioned right above a gear III 13 and a gear II 12, a converging groove 15 is formed in the bottom of the inner side of the speed reducer shell 1, one end, far away from the sealing cylinder 16, of the suction pipe 22 is communicated with the converging groove 15, a butt joint assembly 8 is arranged in the sealing cylinder 16, and a driving mechanism 7 is arranged between the butt joint assembly 8 and a driving shaft 10, so that the two conveying branch pipes 20 are positioned above the gear III 13 and the gear II 12, and the surface of the gear II 12 can be effectively smeared when grease is downwards conveyed, and then the primary speed reduction assembly 4 and the secondary speed reduction assembly 5 can be effectively lubricated under rotary driving.
The butt joint assembly 8 comprises a rotary cylinder 17 arranged in the sealing cylinder 16, the outer surface of the rotary cylinder 17 is rotatably sleeved with two retainers 18 through bearings, the retainers 18 are fixedly connected with the reducer shell 1, a sealing rotary joint 21 is arranged between the upper end surface of the rotary cylinder 17 and the conveying pipe 19, a cavity 23 is contained at the lower end part of the interior of the sealing cylinder 16, the lower end of the rotary cylinder 17 stretches into the cavity 23, a suction pipe 22 is used for sucking lubricating grease conveyed in the cavity 23, and the rotary cylinder 17 can suck the lubricating grease upwards under the action of the driving mechanism 7.
The driving mechanism 7 comprises a plurality of spiral blades 25 which are fixedly arranged in the rotary drum 17 and distributed at equal intervals in circumference, one end of the driving shaft 10, which is close to the rotary drum 17, and the outer surface of the rotary drum 17 are fixedly provided with bevel gears 24, the two bevel gears 24 are movably meshed, and the driving shaft 10 can drive the rotary drum 17 to rotate at high speed through the meshing of the two bevel gears 24 during operation.
The filtering mechanism 9 comprises a butt joint pipe 26 which is installed at the middle section of the suction pipe 22 in a sectional mode, a plug pin 27 is rotatably arranged between one port of the butt joint pipe 26 and the suction pipe 22, a filtering component 28 is arranged at the other port of the butt joint pipe 26, a sealing component 29 is arranged between the suction pipe 22 and two butt joints of the butt joint pipe 26, and the plug pin 27 is used for facilitating later replacement of the filter element 32 and enabling the U-shaped butt joint pipe 26 to be overturned.
The filter component 28 comprises a straight cylinder 30 fixedly arranged at one end, far away from the bolt 27, of the butt joint pipe 26, a spacer 31 is fixedly arranged at one end, close to the bolt 27, of the inside of the straight cylinder 30, a filter element 32 is further arranged inside the straight cylinder 30, a tray 34 is sleeved outside the straight cylinder 30 in a sliding mode, a first spring 33 is fixedly arranged between one end, far away from a fracture of the butt joint pipe 26, of the tray 34 and the straight cylinder 30, a plurality of positioning columns 36 penetrating through the straight cylinder 30 in a sliding mode are fixedly arranged at one end, far away from the first spring 33, of the tray 34, a plurality of positioning grooves 35 are formed in the end face, close to the filter element 32, of the suction pipe 22, of one fracture, the positioning columns 36 are slidably embedded in the inner portions of the positioning grooves 35, a brake component is arranged between each positioning column 36 and the filter element 32, and the stability of the butt joint pipe 26 can be guaranteed through butt joint fit of the positioning columns 36 and the positioning grooves 35.
The working principle of filtering carbonized impurities mixed in lubricating grease in the speed reducer is as follows: when the speed reducer operates, the high-speed rotation of the driving shaft 10 can also enable the rotating drum 17 to rotate at a high speed through the mutual meshing of the two bevel gears 24, because the rotating drum 17 is internally provided with a plurality of spiral blades 25, the spiral blades 25 can continuously blow air into the conveying pipe 19 under the high-speed rotation of the rotating drum 17, after the high-speed airflow passes through the inside of the conveying branch pipe 20, the high-speed airflow blows towards the structure inside the speed reducer shell 1, so that the flow of the lubricating grease can be accelerated, the lubricating grease can flow downwards and gather into the inside of the gathering groove 15, finally enters into the suction pipe 22, and the high-speed airflow conveyed into the speed reducer shell 1 by the conveying pipe 19 is continuously pushed against the lubricating grease in the inside of the speed reducer shell 1 by virtue of the conveying pipe 19, and the lubricating grease can enter into the inside of the accommodating cavity 23 by virtue of the suction pipe 22, and because the upper ends of the spiral blades 25 in the rotating drum 17 are blown air, the lower ends are also sucked upwards when the lubricating grease contacts the bottom of the rotating drum 17, and then the lubricating grease can be conveyed into the inside the speed reducer shell 1 by the conveying pipe 19, so that the lubricating grease can circulate;
wherein, at every turn lubricating grease passes through suction tube 22 circulation flow in-process, lubricating grease can all flow through straight section of thick bamboo post 30 inside filter core 32, filters the carbonized substance in the lubricating grease through filter core 32, lets lubricating grease remain fluid state all the time, can let lubricating grease always fully effectual lubrication to the inside structure of reduction gear casing 1, can not let lubricating grease reduce lubrication effect because of mixing too much carbonization impurity.
Example 2 referring to fig. 6 and 7, in this embodiment, for further description of example 1, the brake assembly includes a plurality of empty slots 37 formed in the inner wall of the straight cylinder 30, the number of empty slots 37 is identical to that of the positioning columns 36, each positioning column 36 respectively penetrates through one empty slot 37, a positioning block 39 is fixedly mounted in the empty slot 37, a right-angle ladder block 38 is sleeved on the outer portion of the positioning block 39 in a sliding manner, a second spring 40 is fixedly arranged between one end of the positioning block 39, which is far away from the filter element 32, and the right-angle ladder block 38, a bevel edge pushing block 41 is fixedly arranged on the outer surface of each positioning column 36, and the bevel edge pushing block 41 is slidably arranged in the inner portion of the empty slot 37, wherein the elastic rigidity of the first spring 33 is far greater than that of the second spring 40, that is, when the positioning columns 36 are engaged with the positioning slots 35 each time, the right-angle ladder block 38 can push, so that the right-angle ladder block 38 has a clamping function on the filter element 32.
The inclined surface of the inclined side pushing block 41 is in sliding fit with the inclined surface of the right-angle ladder block 38, namely, the inclined side pushing block 41 is ensured to displace the right-angle ladder block 38 when moving along with the positioning column 36.
In this embodiment: considering that the filter element 32 located inside the straight cylinder 30 is movably mounted, in order to ensure the stability of the filter element 32, in this embodiment, when the positioning column 36 moves towards the inside of the positioning slot 35, the inclined edge pushing block 41 pushes the right angle ladder block 38, so that the right angle ladder block 38 abuts against the outer wall of the filter element 32, and the stability of the filter element 32 can be ensured by the clamping limitation of a plurality of right angle ladder blocks 38.
Example 3 referring to fig. 6 and 8, for further description of the other examples, the sealing assembly 29 includes hollow air bags 42 embedded in each suction tube 22 near an end face of the butt tube 26, one end of the hollow air bag 42 far away from the butt tube 26 is fixedly connected with the suction tube 22, an air pipe 43 is fixedly connected between the two hollow air bags 42, the air pipe 43 fixedly penetrates through the suction tube 22, a limiting cylinder 44 is fixedly connected with a middle section of the air pipe 43, a piston block 46 is slidingly embedded in the limiting cylinder 44, a spring two 45 is arranged at one end of the piston block 46 far away from the butt tube 26, a piston rod 47 slidingly penetrating through the limiting cylinder 44 is fixedly arranged at the other end of the piston block 46, and air in the limiting cylinder 44 can be input into the hollow air bag 42 each time the piston rod 47 pushes the piston block 46 to move upwards, so that the hollow air bag 42 is inflated, and a gap between the suction tube 22 and the butt tube 26 is filled.
The distance between the axis of the piston rod 47 and the axis of the straight column 30 is smaller than the radius of the tray 34, so as to ensure that the piston rod 47 can be pushed each time the tray 34 is reset.
In this embodiment: because the suction pipe 22 and the butt joint pipe 26 are spliced and installed, and a certain gap exists between the suction pipe 22 and the butt joint pipe 26 after the assembly is completed, in the scheme, when the suction pipe 22 and the butt joint pipe 26 are docked and then the tray 34 is moved with the positioning groove 35 under the action of the first spring 33, the tray 34 pushes the piston rod 47, the piston block 46 conveys air in the limiting cylinder 44 to the hollow air bag 42 through the air conveying pipe 43, the hollow air bag 42 is inflated, the gap between the suction pipe 22 and the butt joint pipe 26 is filled by the inflated hollow air bag 42, and the problem of leakage of lubricating grease in the conveying process is avoided.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a new forms of energy drive is with PMSM drive mechanism, includes reduction gear casing (1), its characterized in that: the novel lubricating grease speed reducer is characterized in that an input transmission shaft (2) and an output transmission shaft (3) are rotatably arranged in the speed reducer shell (1), a primary speed reduction assembly (4) and a secondary speed reduction assembly (5) are arranged between the input transmission shaft (2) and the output transmission shaft (3), a lubricating grease circulation mechanism (6) is communicated with the outside of the speed reducer shell (1), and a filtering mechanism (9) for filtering lubricating grease is arranged in the lubricating grease circulation mechanism (6);
the primary speed reduction assembly (4) comprises a driving shaft (10) rotationally arranged in the speed reducer shell (1), the driving shaft (10) is positioned between the input transmission shaft (2) and the output transmission shaft (3), a first gear (11) is fixedly sleeved on the outer surface of the input transmission shaft (2), a second gear (12) movably meshed with the first gear (11) is fixedly sleeved on the outer surface of the driving shaft (10), and the outer diameter of the second gear (12) is larger than the outer diameter of the first gear (11);
the secondary speed reduction assembly (5) comprises a gear IV (14) fixedly sleeved on the outer surface of the output transmission shaft (3), a gear III (13) movably meshed with the gear IV (14) is fixedly sleeved on the outer surface of the driving shaft (10), and the outer diameter of the gear III (13) is smaller than that of the gear IV (14).
2. The permanent magnet synchronous motor transmission mechanism for new energy driving according to claim 1, wherein: the lubricating grease circulation mechanism (6) comprises a sealing cylinder (16) fixedly arranged on the side wall of the speed reducer shell (1), the sealing cylinder (16) is in a sealing state with the speed reducer shell (1), a conveying pipe (19) and a suction pipe (22) are fixedly arranged at the upper end and the lower end of the sealing cylinder (16) respectively, the conveying pipe (19) and the suction pipe (22) are respectively arranged on the upper end face and the lower end face of the speed reducer shell (1), two conveying branch pipes (20) are fixedly communicated with the upper end of the speed reducer shell (1) and are respectively arranged on the upper end of the gear three (13) and the upper end of the gear two (12), a converging groove (15) is formed in the inner bottom of the speed reducer shell (1), one end, away from the sealing cylinder (16), of the converging groove (15) is mutually communicated, a butt joint assembly (8) is arranged in the sealing cylinder (16), and a driving mechanism (7) is arranged between the butt joint assembly and the driving shaft (8).
3. The permanent magnet synchronous motor transmission mechanism for new energy driving according to claim 2, wherein: the butt joint assembly (8) comprises a rotary cylinder (17) arranged inside a sealing cylinder (16), two retainers (18) are sleeved on the outer surface of the rotary cylinder (17) through bearings in a rotating mode, the retainers (18) are fixedly connected with the speed reducer shell (1), a sealing rotary joint (21) is arranged between the upper end face of the rotary cylinder (17) and the conveying pipe (19), a cavity (23) is contained at the lower end position inside the sealing cylinder (16), and the lower end of the rotary cylinder (17) stretches into the cavity (23).
4. The permanent magnet synchronous motor transmission mechanism for new energy driving according to claim 3, wherein: the driving mechanism (7) comprises a plurality of spiral blades (25) which are fixedly arranged in the rotary cylinder (17) and distributed at equal intervals in circumference, the driving shaft (10) is close to one end of the rotary cylinder (17) and the outer surface of the rotary cylinder (17) are fixedly provided with bevel gears (24), and the two bevel gears (24) are movably meshed.
5. The transmission mechanism of the permanent magnet synchronous motor for driving new energy according to claim 4, wherein: the filter mechanism (9) comprises a butt joint pipe (26) which is installed at the middle section of the suction pipe (22) in a sectional mode, a plug pin (27) is rotatably arranged between one port of the butt joint pipe (26) and the suction pipe (22), a filter assembly (28) is arranged at the other port of the butt joint pipe (26), and a sealing assembly (29) is arranged between the suction pipe (22) and two butt joint ports of the butt joint pipe (26).
6. The transmission mechanism of the permanent magnet synchronous motor for driving new energy according to claim 5, wherein: the filter component (28) is including fixedly locating butt joint pipe (26) keep away from straight section of thick bamboo post (30) of bolt (27) one end, the inside of straight section of thick bamboo post (30) is close to the one end of bolt (27) is fixed to be equipped with spacer (31), just filter core (32) have still been placed to the inside of straight section of thick bamboo post (30), the outside slip of straight section of thick bamboo post (30) has cup jointed tray (34), just tray (34) keep away from the one end of butt joint pipe (26) fracture with be equipped with spring one (33) between straight section of thick bamboo post (30), tray (34) keep away from one end fixed mounting of spring one (33) have a plurality of slip run through in reference column (36) of straight section of thick bamboo post (30), suction tube (22) are close to a fracture terminal surface of filter core (32) has seted up a plurality of constant head tank (35), just reference column (36) slip inlay in the inside of constant head tank (35), every reference column (36) with all be equipped with a brake component between the filter core (32).
7. The transmission mechanism of the permanent magnet synchronous motor for driving new energy according to claim 6, wherein: the brake component comprises a plurality of empty slots (37) formed in the inner wall of the straight cylinder column (30), the number of the empty slots (37) is consistent with that of the positioning columns (36), each positioning column (36) penetrates through one empty slot (37) correspondingly, a positioning block (39) is fixedly arranged in each empty slot (37), a right-angle ladder block (38) is sleeved outside the corresponding positioning block (39) in a sliding mode, a spring two (40) is fixedly arranged between one end, away from the filter element (32), of the corresponding positioning block (39) and the right-angle ladder block (38), a bevel edge pushing block (41) is fixedly arranged on the outer surface of each positioning column (36), and the bevel edge pushing block (41) is slidably arranged in the empty slots (37).
8. The transmission mechanism of the permanent magnet synchronous motor for driving new energy according to claim 7, wherein: the inclined plane of the inclined side pushing block (41) is in sliding fit with the inclined plane of the right-angle ladder block (38).
9. The transmission mechanism of the permanent magnet synchronous motor for driving new energy according to claim 8, wherein: sealing component (29) including inlay in every suction tube (22) are close to hollow gasbag (42) of a butt joint pipe (26) terminal surface, just hollow gasbag (42) keep away from the one end of butt joint pipe (26) with suction tube (22) are fixed connection, two fixed intercommunication has a gas-supply pipe (43) between hollow gasbag (42), just gas-supply pipe (43) fixed run through in suction tube (22), the fixed intercommunication in middle section position of gas-supply pipe (43) is equipped with a spacing section of thick bamboo (44), just the inside slip of spacing section of thick bamboo (44) has inlayed piston block (46), one end that piston block (46) kept away from butt joint pipe (26) is equipped with spring three (45), just the other end of piston block (46) fixed be equipped with the slip run through in piston rod (47) of spacing section of thick bamboo (44).
10. The permanent magnet synchronous motor transmission mechanism for new energy driving according to claim 9, wherein: the axial distance between the axis of the piston rod (47) and the axial distance between the axis of the straight cylinder (30) and the axis of the straight cylinder (30) is smaller than the radius of the tray (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311782571.0A CN117432751A (en) | 2023-12-22 | 2023-12-22 | Permanent magnet synchronous motor transmission mechanism for new energy driving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311782571.0A CN117432751A (en) | 2023-12-22 | 2023-12-22 | Permanent magnet synchronous motor transmission mechanism for new energy driving |
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| CN117432751A true CN117432751A (en) | 2024-01-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311782571.0A Pending CN117432751A (en) | 2023-12-22 | 2023-12-22 | Permanent magnet synchronous motor transmission mechanism for new energy driving |
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| KR101586353B1 (en) * | 2015-07-17 | 2016-01-19 | 김유학 | High efficiency agitator |
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| TW202129190A (en) * | 2019-12-06 | 2021-08-01 | 日商三共製作所股份有限公司 | Transmission mechanism |
| CN215487586U (en) * | 2021-09-07 | 2022-01-11 | 浙江双龙减速机有限公司 | Gear speed reducer with filtering capability |
| CN215720707U (en) * | 2021-08-10 | 2022-02-01 | 浙江双龙减速机有限公司 | Speed reducer for mixer |
| CN217130294U (en) * | 2022-03-29 | 2022-08-05 | 苏州亨亿德传动设备有限公司 | Speed reducer with lubricating and protecting functions |
| CN115467936A (en) * | 2022-09-05 | 2022-12-13 | 中高(泰州)知识产权管理咨询有限公司 | Speed reducer capable of circulating oil supply and stable in operation |
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2023
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101586353B1 (en) * | 2015-07-17 | 2016-01-19 | 김유학 | High efficiency agitator |
| CN208268380U (en) * | 2018-05-11 | 2018-12-21 | 浙江恒星传动科技有限公司 | A kind of gear box lubricating oil filter device |
| TW202129190A (en) * | 2019-12-06 | 2021-08-01 | 日商三共製作所股份有限公司 | Transmission mechanism |
| CN215720707U (en) * | 2021-08-10 | 2022-02-01 | 浙江双龙减速机有限公司 | Speed reducer for mixer |
| CN215487586U (en) * | 2021-09-07 | 2022-01-11 | 浙江双龙减速机有限公司 | Gear speed reducer with filtering capability |
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