CN113697089B - Electrical dual-redundancy steering engine - Google Patents
Electrical dual-redundancy steering engine Download PDFInfo
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- CN113697089B CN113697089B CN202110989666.4A CN202110989666A CN113697089B CN 113697089 B CN113697089 B CN 113697089B CN 202110989666 A CN202110989666 A CN 202110989666A CN 113697089 B CN113697089 B CN 113697089B
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- 230000007246 mechanism Effects 0.000 claims abstract description 71
- 238000006243 chemical reaction Methods 0.000 claims abstract description 4
- 239000003921 oil Substances 0.000 claims description 138
- 239000010687 lubricating oil Substances 0.000 claims description 45
- 238000002347 injection Methods 0.000 claims description 19
- 239000007924 injection Substances 0.000 claims description 19
- 238000009423 ventilation Methods 0.000 claims description 17
- 244000309464 bull Species 0.000 claims description 16
- 230000001050 lubricating effect Effects 0.000 claims description 12
- 241000883990 Flabellum Species 0.000 claims description 9
- 230000009977 dual effect Effects 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 6
- 239000000945 filler Substances 0.000 claims description 2
- 238000005461 lubrication Methods 0.000 description 17
- 230000009467 reduction Effects 0.000 description 11
- 230000000694 effects Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C13/00—Control systems or transmitting systems for actuating flying-control surfaces, lift-increasing flaps, air brakes, or spoilers
- B64C13/24—Transmitting means
- B64C13/38—Transmitting means with power amplification
- B64C13/50—Transmitting means with power amplification using electrical energy
- B64C13/505—Transmitting means with power amplification using electrical energy having duplication or stand-by provisions
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Aviation & Aerospace Engineering (AREA)
- Retarders (AREA)
Abstract
The invention discloses an electric dual-redundancy steering engine, which relates to the field of steering engines and comprises a shell, a servo motor and a rocker arm, wherein the rocker arm is rotationally connected with the upper side wall of the shell through a first bearing, the servo motor is positioned in the shell and is fixedly connected with the middle part of the lower side wall of the shell, two vertically arranged driving rods are rotationally connected in the shell through a second bearing, the two driving rods are respectively positioned on the left side and the right side of the servo motor, differential gear mechanisms are respectively arranged on the two driving rods, and the servo motor is connected with the rocker arm through two groups of differential gear mechanisms. According to the invention, the two groups of differential gear mechanisms are driven by the same servo motor, so that the rocker arm is driven to rotate simultaneously, the damage of the redundant two groups of differential gear mechanisms is reduced, when one group of differential gear mechanisms cannot work, the conversion is not needed, the steering work of people is prevented from being influenced, the working differential gear mechanisms are not influenced, and the use of people is facilitated.
Description
Technical Field
The invention relates to the field of steering engines, in particular to an electric dual-redundancy steering engine.
Background
The steering engine is a large deck machine on a ship, the size of the steering engine is determined by external outfitting according to the specifications of a class society, the torque is mainly considered during model selection, the steering engine is an inadvisable learning question how to carefully select economic and desirable steering engines, the steering engine is widely applied in the aspect of aviation, pitching, yawing and rolling movements of missile attitude transformation are completed by the mutual cooperation of the steering engines, and the steering engine is applied to a plurality of projects and is not only limited to the ship.
The steering engine mainly comprises a shell, a coreless motor, gear reduction mechanisms and a rocker arm, wherein the coreless motor drives the rocker arm to rotate through the gear reduction mechanisms, so that the purpose of steering is achieved, when the steering engine is used, a single-group gear reduction mechanism is in transmission, gears are worn or even teeth are swept, so that the rocker arm cannot rotate, therefore, two groups of gear reduction mechanisms are required to be arranged, when one group of gear reduction mechanism cannot work, the rocker arm is driven to rotate through the other gear reduction mechanism, but the two groups of gear reduction mechanisms are generally driven through the two coreless motors, when the steering engine is converted, conversion time is required, the steering operation is influenced, the two groups of gear reduction mechanisms are respectively connected with the two motors, when one group of gear reduction mechanisms does not work, the other group of gear reduction mechanisms are influenced, and the damage effect on the other group of gear reduction mechanisms is increased.
Therefore, it is necessary to invent an electric dual redundancy steering engine to solve the above problems.
Disclosure of Invention
The invention aims to provide an electric dual-redundancy steering engine so as to solve the problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an electric dual-redundancy steering engine, includes casing, servo motor and rocking arm, the rocking arm is rotated through the upper side wall of first bearing and casing and is connected, servo motor is located the inside of casing and with the lower lateral wall middle part fixed connection of casing, the inside of casing is connected with the actuating lever of two vertical settings through the second bearing rotation, two the actuating lever is located servo motor's left and right sides respectively, and all is provided with differential gear mechanism on two actuating levers, servo motor is connected with the rocking arm through two sets of differential gear mechanism.
Preferably, the differential gear mechanism comprises two first pinions, two second pinions and two second pinions, an output shaft of the servo motor is rotationally connected with a rotating shaft through a coupler, the two first pinions are fixedly inserted into a shaft wall of the rotating shaft, the two first pinions are arranged in parallel, the two first pinions are fixedly inserted into two driving rods, the two first pinions are respectively meshed with the two first pinions, the two second pinions are fixedly inserted into the lower portion of a rod wall of the rocker arm, the two second pinions are mutually parallel, the two second pinions are fixedly inserted into the upper portion of the rod wall of the two driving rods, and the two second pinions are respectively meshed with the two second pinions.
Preferably, the inside of casing is provided with automatic lubrication mechanism, automatic lubrication mechanism includes lubricating tank, oil spout subassembly and oil return subassembly, the lubricating tank is fixed to be set up in the rear side of casing, oil spout mechanism sets up in the inside of casing, and the oil outlet pipe in the oil spout subassembly extends to the inside of lubricating tank, the upper end fixedly connected with first cam of pivot, the wheel wall of first cam offsets and slides each other with the pressure plate in the oil spout subassembly, the oil return subassembly sets up in the inside of lubricating tank, the oil feed pipe input fixedly connected with oil return case in the oil return subassembly, the oil return case is fixed to be set up in the inside of casing, the inside below fixedly connected with of casing meets the oil groove, the tank bottom of meeting the oil groove is rotated with the pivot through the third bearing and is connected, tank bottom one side of meeting the oil groove is through oil inlet and oil return case intercommunication, oil filler and threaded connection have sealed lid are seted up to the upper end of lubricating tank.
Preferably, the oil injection assembly comprises a first long nozzle pump, an oil outlet pipe, a pressing plate and two oil injection pipes, wherein the first long nozzle pump is fixedly connected with the right inner side wall of the shell, the input end of the first long nozzle pump is fixedly connected with one end of the oil outlet pipe, the other end of the oil outlet pipe fixedly penetrates through the right side wall of the shell and extends to the inside of the lubricating oil tank, the pressing part of the first long nozzle pump is fixedly connected with the pressing plate through the pressing rod, the output end of the first long nozzle pump is provided with two oil outlets and is respectively fixedly connected with the two oil injection pipes, two groups of oil injection holes are respectively formed in the pipe wall of the oil injection pipe, and multiple groups of oil injection holes are respectively opposite to the two first pinions and the two second large gears.
Preferably, the oil return assembly comprises a second long nozzle pump and an oil inlet pipe, the second long nozzle pump is fixedly arranged below the inside of the lubricating oil tank, the input end of the second long nozzle pump is fixedly connected with one end of the oil inlet pipe, the other end of the oil inlet pipe fixedly penetrates through the lower side wall of the lubricating oil tank and is fixedly connected with the oil return tank, the rear side wall of the shell and the front side wall of the lubricating oil tank are jointly connected with a rotating rod through a fourth bearing in a rotating mode, one end of the rotating rod, located inside the lubricating oil tank, is fixedly connected with a second cam, the wheel wall of the second cam abuts against the pressing part of the second long nozzle pump and is arranged in a sliding mode, one end of the rotating rod, located inside the shell, is fixedly connected with a first bevel gear, and the lower portion of the shaft wall of the rotating shaft is fixedly connected with a second bevel gear in a meshed mode.
Preferably, the inside of oil return case is provided with filtering mechanism, filtering mechanism includes the filter core, the upper end of filter core aligns and offsets with the last inside wall of oil return case with the oil inlet, the lower extreme fixedly connected with screw thread mount pad of filter core, threaded hole and through screw hole and screw thread mount pad threaded connection are seted up to the lower lateral wall of casing and oil return case.
Preferably, the left and right inner side walls of the shell are fixedly connected with the shell, the two inner side walls of the shell are respectively provided with a fan blade, the two fan blades are arranged in the same direction, the two opposite sides of the shell are respectively connected with a connecting rod through a fifth bearing in a rotating manner, the two opposite ends of the connecting rods are respectively fixedly connected with the middle parts of the two fan blades, the two opposite ends of the connecting rods are respectively fixedly connected with a third bevel gear, the two rod walls of the driving rod are respectively fixedly inserted with a fourth bevel gear, the two third bevel gears are respectively connected with the two fourth bevel gears in a meshed manner, the two opposite sides of the shell are respectively provided with a group of ventilation holes, the two groups of ventilation holes are respectively arranged in a conical manner, the two groups of ventilation holes are symmetrically arranged, the two opposite sides of the shell are respectively fixedly connected with a group of L-shaped baffle plates, the two groups of L-shaped baffle plates are respectively positioned on the outer sides of the two groups of ventilation holes, the left and right sides of the shell are respectively provided with an air outlet and an air inlet, and an air inlet are respectively aligned with the two shells.
Preferably, a support frame is sleeved on the outer side wall of the servo motor, and the middle part of the upper side of the support frame is rotationally connected with the rotating shaft through a sixth bearing.
The invention has the technical effects and advantages that:
1. through the mutual cooperation that is equipped with casing, servo motor, the rocking arm, two actuating levers and two sets of differential gear mechanism, start servo motor can drive the pivot and rotate, the pivot drives two first pinion simultaneously and rotates, two first pinions drive two first bull gears respectively and rotate, two first bull gears drive two actuating levers respectively and rotate, two actuating levers drive two second pinion respectively and rotate, two second pinion drive two second bull gears respectively and rotate, two second bull gears drive the rocking arm simultaneously and rotate, two sets of differential gear mechanism drive the rocking arm simultaneously, reduce the damage to differential gear mechanism, and when one of them differential gear mechanism damages, another set of differential gear mechanism still continues to work, need not change the time, thereby can not influence the operation of turning, and two sets of differential gear mechanism drive through same servo motor, thereby when one of them differential gear mechanism can not work, can not cause the influence to another set of differential gear mechanism, the people of being convenient for use.
Drawings
FIG. 1 is a schematic view of a front cross-sectional structure of the present invention;
Fig. 2 is a schematic side sectional structure of the present invention.
In the figure: 1. a housing; 2. a servo motor; 3. a rocker arm; 4. a driving rod; 5. a first pinion gear; 6. a first gearwheel; 7. a second pinion gear; 8. a second gearwheel; 9. a rotating shaft; 10. a lubrication oil tank; 11. an oil outlet pipe; 12. a first cam; 13. pressing the plate; 14. an oil inlet pipe; 15. an oil return tank; 16. an oil receiving groove; 17. a first long mouth pump; 18. a second long mouth pump; 19. a rotating rod; 20. a second cam; 21. a first bevel gear; 22. a second bevel gear; 23. a filter element; 24. a threaded mounting seat; 25. a housing; 26. a fan blade; 27. a third bevel gear; 28. a fourth bevel gear; 29. an L-shaped baffle; 30. a support frame; 31. and (5) an oil injection pipe.
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.
The invention provides an electric dual-redundancy steering engine as shown in fig. 1-2, which comprises a shell 1, a servo motor 2 and a rocker arm 3, wherein the rocker arm 3 is rotationally connected with the upper side wall of the shell 1 through a first bearing, the servo motor 2 is positioned in the shell 1 and is fixedly connected with the middle part of the lower side wall of the shell 1, the interior of the shell 1 is rotationally connected with two driving rods 4 which are vertically arranged through a second bearing, the two driving rods 4 are respectively positioned at the left side and the right side of the servo motor 2, differential gear mechanisms are respectively arranged on the two driving rods 4, and the servo motor 2 is connected with the rocker arm 3 through two groups of differential gear mechanisms.
As shown in fig. 1, the two differential gear mechanisms comprise two first pinions 5, two first pinions 6, two second pinions 7 and two second pinions 8, wherein the output shaft of the servo motor 2 is rotationally connected with a rotating shaft 9 through a coupler, the two first pinions 5 are fixedly connected with the shaft wall of the rotating shaft 9 in an inserting way, the two first pinions 5 are arranged in parallel, the two first pinions 6 are fixedly connected with the two driving rods 4 in an inserting way, the two first pinions 5 are respectively meshed with the two first pinions 6, the two second pinions 8 are fixedly connected with the lower part of the shaft wall of the rocker arm 3 in an inserting way, the two second pinions 8 are parallel to each other, the two second pinions 7 are respectively connected with the upper parts of the shaft walls of the two driving rods 4 in an inserting way, the two second pinions 7 are respectively connected with the two second pinions 8 in an inserting way, the servo motor 2 is started to drive the rotating shaft 9 to rotate, the rotating shaft 9 drives the two first pinions 5 to rotate simultaneously, the two first pinions 5 drive the two first bull gears 6 to rotate respectively, the two first bull gears 6 drive the two driving rods 4 to rotate respectively, the two driving rods 4 drive the two second pinions 7 to rotate respectively, the two second pinions 7 drive the two second bull gears 8 to rotate respectively, the two second bull gears 8 drive the rocker arm 3 to rotate simultaneously, the two differential gear mechanisms drive the rocker arm 3 simultaneously, damage to the differential gear mechanisms is reduced, and when one differential gear mechanism is damaged, the other differential gear mechanism still continues to work without changing time, thereby not affecting the steering work, and the two differential gear mechanisms are driven by the same servo motor 2, the driving directions and frequencies of the two differential gear mechanisms are completely consistent, thereby when one differential gear mechanism cannot work, the other group of differential gear mechanisms cannot be influenced, and the use of people is convenient.
As shown in fig. 1 and 2, an automatic lubrication mechanism is arranged in a shell 1, the automatic lubrication mechanism comprises a lubrication tank 10, an oil injection assembly and an oil return assembly, the lubrication tank 10 is fixedly arranged at the rear side of the shell 1, the oil injection mechanism is arranged in the shell 1, an oil outlet pipe 11 in the oil injection assembly extends to the inside of the lubrication tank 10, the upper end of a rotating shaft 9 is fixedly connected with a first cam 12, the wheel wall of the first cam 12 abuts against a pressing plate 13 in the oil injection assembly and slides mutually, the oil return assembly is arranged in the lubrication tank 10, the input end of an oil inlet pipe 14 in the oil return assembly is fixedly connected with an oil return tank 15, the oil return tank 15 is fixedly arranged in the shell 1, an oil receiving tank 16 is fixedly connected under the shell 1, the bottom of the oil receiving tank 16 is rotationally connected with the rotating shaft 9 through a third bearing, one side of the bottom of the oil receiving tank 16 is communicated with the oil return tank 15 through an oil inlet, and the upper end of the lubrication tank 10 is provided with a sealing cover in a threaded connection.
Simultaneously, the oil spout subassembly includes first long nozzle pump 17, go out oil pipe 11, press plate 13 and two oil spout pipes 31, first long nozzle pump 17 and the right inside wall fixed connection of casing 1, and the input of first long nozzle pump 17 and the one end fixed connection of play oil pipe 11, the other end of play oil pipe 11 is fixed to run through the right side wall of casing 1 and extend to the inside of lubricating-oil tank 10, press the portion of first long nozzle pump 17 through press bar and press plate 13 fixed connection, the output of first long nozzle pump 17 is provided with two oil-out and respectively with two oil spout pipes 31 fixed connection, two sets of oil spout holes have all been seted up to the pipe wall of two oil spout pipes 31, the multiunit oil spout hole is just two first pinion 5 and two second gear wheels 8 respectively.
And, the oil return subassembly includes second long mouth pump 18 and oil feed pipe 14, second long mouth pump 18 fixed setting is in the inside below of lubricating oil tank 10, and the input of second long mouth pump 18 and the one end fixed connection of oil feed pipe 14, the other end of oil feed pipe 14 is fixed to run through lubricating oil tank 10's lower lateral wall and with oil return case 15 fixed connection, the back lateral wall of casing 1 and the preceding lateral wall of lubricating oil tank 10 are connected with bull stick 19 through the rotation of fourth bearing jointly, the one end that bull stick 19 is located lubricating oil tank 10 inside fixedly connected with second cam 20, the wheel wall of second cam 20 offsets and slides the setting with the pressing part of second long mouth pump 18, the one end that bull stick 19 is located casing 1 inside fixedly connected with first bevel gear 21, the axial wall below fixedly connected with second bevel gear 22 of pivot 9, first bevel gear 21 and second bevel gear 22 meshing connection.
When servo motor 2 drives pivot 9 and rotates, pivot 9 rotates and can drive first cam 12 and rotate, first cam 12 can reciprocate to press pressing plate 13, pressing plate 13 can reciprocate the portion of pressing of first long mouth pump 17, thereby for first long mouth pump 17 through the inside extraction lubricating oil of oil pipe 11 from lubricating oil tank 10, lubricating oil gets into in two injection pipes 31 and blowout through first long mouth pump 17, thereby can carry out the oil spout to the surface of two first pinions 5 and two second gearwheels 8, reduce wearing and tearing between two first pinions 5 and two first gearwheels 6 and two second pinions 7 and two second gearwheels 8, lubricating oil after lubrication can fall into oil receiving groove 16, and flow into the oil return tank 15 through the oil inlet, still can drive second bevel gear 22 and rotate when pivot 9 rotates, second bevel gear 22 drives first bevel 21 and drives bull stick 19 and rotate, bevel gear 19 drives second cam 20 and rotate, second cam 20 rotates and can carry out the oil spout to the surface of two first pinions 5 and two first gearwheels 18 and two first gearwheels 6 and two second pinions 7 and two second pinions 8, and 10 are gone into the oil return tank 15 through the oil inlet flows into the oil return tank through the oil inlet, still can be convenient for the oil tank 10, the inside the lubrication tank is carried out to the lubrication oil tank is carried out to the lubrication tank 10, the inside is avoided to the lubrication tank to the inside of the long mouth pump to the lubrication pump, and the lubrication is easy to carry out.
As shown in fig. 2, the inside of the oil return tank 15 is provided with a filtering mechanism, the filtering mechanism comprises a filter element 23, the upper end of the filter element 23 is aligned with the oil inlet and abuts against the upper inner side wall of the oil return tank 15, the lower end of the filter element 23 is fixedly connected with a threaded mounting seat 24, the lower side walls of the shell 1 and the oil return tank 15 are provided with threaded holes and are in threaded connection with the threaded mounting seat 24 through the threaded holes, lubricating oil after use can fall into the filter element 23 when flowing into the inside of the oil return tank 15 through the oil inlet, the filter element 23 can filter the lubricating oil, impurities in the lubricating oil are left in the filter element 23, the filtered lubricating oil can be pumped by the oil inlet pipe 14 to flow into the lubricating oil tank 10, and the lubricating effect of the lubricating oil is improved.
As shown in fig. 1, the left and right inner side walls of the casing 1 are fixedly connected with a casing 25, fan blades 26 are arranged in the two casings 25, the two fan blades 26 are arranged in the same direction, two opposite sides of the two casings 25 are rotationally connected with connecting rods through fifth bearings, two opposite ends of the two connecting rods are fixedly connected with the middle parts of the two fan blades 26 respectively, two opposite ends of the two connecting rods are fixedly connected with a third bevel gear 27, the rod walls of the two driving rods 4 are fixedly inserted with a fourth bevel gear 28, the two third bevel gears 27 are respectively engaged and connected with the two fourth bevel gears 28, two opposite sides of the two casings 25 are provided with a group of ventilation holes, the two groups of ventilation holes are symmetrically arranged, two opposite sides of the two casings 25 are fixedly connected with a group of L-shaped baffle plates 29, the two groups of L-shaped baffle plates 29 are respectively positioned at the outer sides of the two groups of ventilation holes, the left and right sides of casing 1 has offered air outlet and air intake respectively, air outlet and air intake align with two housing 25 respectively, two actuating lever 4 can drive two fourth bevel gears 28 respectively and rotate when rotating, two fourth bevel gears 28 drive two third bevel gears 27 respectively and rotate, two third bevel gears 27 drive two connecting rods respectively and rotate, two connecting rods drive two flabellums 26 respectively and rotate, one flabellum 26 is bloied to the inside of casing 1 through the air intake, another flabellum 26 is blown out casing 1's inside gas through the air outlet, thereby be convenient for dispel the heat to casing 1's inside fast, and two sets of ventilation holes are the toper setting, simultaneously all fixed a set of L shape baffle 29 that sets up in the outside of two sets of ventilation holes, thereby avoid lubricating oil to get into housing 25 through the ventilation hole, the people of being convenient for use.
As shown in fig. 1, a supporting frame 30 is sleeved on the outer side wall of the servo motor 2, and the middle part of the upper side of the supporting frame 30 is rotationally connected with the rotating shaft 9 through a sixth bearing, so that the rotating shaft 9 can be supported, the strength of the rotating shaft 9 is improved, and the rotating shaft 9 is enabled to rotate more stably.
The working principle of the invention is as follows: when the steering device is used, the servo motor 2 can be started to drive the rotating shaft 9 to rotate, the rotating shaft 9 simultaneously drives the two first pinions 5 to rotate, the two first pinions 5 respectively drive the two first big gears 6 to rotate, the two first big gears 6 respectively drive the two driving rods 4 to rotate, the two driving rods 4 respectively drive the two second pinions 7 to rotate, the two second pinions 7 respectively drive the two second big gears 8 to rotate, the two second big gears 8 simultaneously drive the rocker arm 3 to rotate, the two groups of differential gear mechanisms simultaneously drive the rocker arm 3, damage to the differential gear mechanisms is reduced, when one group of differential gear mechanisms is damaged, the other group of differential gear mechanisms still continuously works, the conversion time is not needed, so that steering operation cannot be influenced, and the driving directions and frequencies of the two groups of differential gear mechanisms are completely consistent through the same servo motor 2, so that when one group of differential gear mechanisms cannot work, the other group of differential gear mechanisms cannot be influenced, and the steering device is convenient for people to use;
when the servo motor 2 drives the rotating shaft 9 to rotate, the rotating shaft 9 can drive the first cam 12 to rotate, the first cam 12 can reciprocally press the pressing plate 13, the pressing plate 13 can reciprocally press the pressing part of the first long nozzle pump 17, thereby pumping the first long nozzle pump 17 with the lubricating oil from the interior of the lubricating oil tank 10 through the oil outlet pipe 11, the lubricating oil enters the two oil injection pipes 31 through the first long nozzle pump 17 and is sprayed out, so that the oil can be sprayed to the surfaces of the two first pinions 5 and the two second large gears 8, the abrasion between the two first pinions 5 and the two first large gears 6 and between the two second pinions 7 and the two second large gears 8 is reduced, the lubricated lubricating oil can fall into the oil receiving groove 16, and flows into the oil return tank 15 through the oil inlet, the rotating shaft 9 also drives the second bevel gear 22 to rotate when rotating, the second bevel gear 22 drives the first bevel gear 21 to rotate, the first bevel gear 21 drives the rotating rod 19 to rotate, the rotating rod 19 drives the second cam 20 to rotate, the second cam 20 rotates to reciprocally press the pressing part of the second long-mouth pump 18, the second long-mouth pump 18 can absorb and guide lubricating oil in the oil return tank 15 into the lubricating oil tank 10 through the oil inlet pipe 14, so as to facilitate the synchronous replenishment of the lubricating oil in the lubricating oil tank 10, and the lubricating oil is reused, and the excessive replenishment of the lubricating oil in the lubricating oil tank 10 is avoided, so that the lubricating oil is convenient for people to use, and the lubricating oil after use falls into the filter element 23 when flowing into the oil return tank 15 through the oil inlet, so that the filter element 23 filters the lubricating oil, impurities in the lubricating oil are left in the filter element 23, the filtered lubricating oil can be pumped by the oil inlet pipe 14 to flow into the lubricating oil tank 10, so that the lubricating effect of the lubricating oil is improved;
Two actuating levers 4 can drive two fourth bevel gears 28 rotation respectively when the pivoted, two fourth bevel gears 28 drive two third bevel gears 27 rotation respectively, two third bevel gears 27 drive two connecting rods rotation respectively, two connecting rods drive two flabellums 26 rotation respectively, one flabellum 26 is bloied to the inside of casing 1 through the air intake, another flabellum 26 is blown out casing 1's inside gas through the air outlet, thereby be convenient for dispel the heat to casing 1's inside fast, and two sets of ventilation holes are the toper setting, simultaneously all fix in the outside of two sets of ventilation holes and set up a set of L shape baffle 29, thereby avoid lubricating oil to get into in the housing 25 through the ventilation hole, be convenient for people use.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present invention.
Claims (7)
1. The utility model provides an electric dual-redundancy steering engine, includes casing, servo motor and rocking arm, the rocking arm rotates through the upper side wall of first bearing and casing and is connected, its characterized in that: the servo motor is positioned in the shell and is fixedly connected with the middle part of the lower side wall of the shell, two driving rods which are vertically arranged are rotatably connected in the shell through a second bearing, the two driving rods are respectively positioned on the left side and the right side of the servo motor, differential gear mechanisms are arranged on the two driving rods, and the servo motor is connected with the rocker arm through two groups of differential gear mechanisms;
The two groups of differential gear mechanisms comprise two first pinions, two first big gears, two second pinions and two second big gears, an output shaft of the servo motor is rotationally connected with a rotating shaft through a coupler, the two first pinions are fixedly inserted with shaft walls of the rotating shaft, the two first pinions are arranged in parallel, the two first big gears are fixedly inserted with two driving rods respectively, the two first pinions are meshed with the two first big gears respectively, the two second big gears are fixedly inserted below the rod walls of the rocker arm, the two second big gears are parallel to each other, the two second pinions are fixedly inserted above the rod walls of the two driving rods respectively, and the two second pinions are meshed with the two second big gears respectively;
The servo motor is started to drive the rotating shaft to rotate, the rotating shaft drives the two first pinions to rotate, the two first pinions drive the two first bull gears to rotate respectively, the two first bull gears drive the two driving rods to rotate respectively, the two driving rods drive the two second pinions to rotate respectively, the two second pinions drive the two second bull gears to rotate respectively, the two second bull gears drive the rocker arm to rotate simultaneously, the two differential gear mechanisms drive the rocker arm simultaneously, damage to the differential gear mechanisms is reduced, when one differential gear mechanism is damaged, the other differential gear mechanism still continues to work, conversion time is not needed, steering operation is not influenced, the two differential gear mechanisms are driven by the same servo motor, and when one differential gear mechanism cannot work, the driving directions and frequencies of the two differential gear mechanisms are completely consistent, and therefore influence on the other differential gear mechanism is avoided.
2. The electric dual redundancy steering engine of claim 1, wherein: the inside of casing is provided with self-lubricating mechanism, self-lubricating mechanism includes lubricating tank, oil spout subassembly and oil return subassembly, the lubricating tank is fixed to be set up in the rear side of casing, oil spout subassembly sets up in the inside of casing, and the oil outlet pipe in the oil spout subassembly extends to the inside of lubricating tank, the upper end fixedly connected with first cam of pivot, the wheel wall of first cam offsets and slides each other with the pressure plate in the oil spout subassembly, the oil return subassembly sets up in the inside of lubricating tank, oil feed pipe input fixedly connected with oil return case in the oil return subassembly, the oil return case is fixed to be set up in the inside of casing, the inside below fixedly connected with of casing connects the oil groove, the tank bottom that connects the oil groove rotates with the pivot through the third bearing to be connected, tank bottom one side that connects the oil groove communicates with the oil return case through the oil inlet, oil filler and threaded connection have sealed lid have been seted up to the upper end of lubricating tank.
3. The electric dual redundancy steering engine of claim 2, wherein: the oil injection assembly comprises a first long nozzle pump, an oil outlet pipe, a pressing plate and two oil injection pipes, wherein the first long nozzle pump is fixedly connected with the right inner side wall of the shell, the input end of the first long nozzle pump is fixedly connected with one end of the oil outlet pipe, the other end of the oil outlet pipe fixedly penetrates through the right side wall of the shell and extends to the inside of the lubricating oil tank, the pressing part of the first long nozzle pump is fixedly connected with the pressing plate through the pressing plate, the output end of the first long nozzle pump is provided with two oil outlets and is respectively fixedly connected with the two oil injection pipes, two oil injection holes are formed in the pipe wall of the oil injection pipe, and multiple groups of oil injection holes are respectively opposite to the two first pinions and the two second large gears.
4. An electrical dual redundancy steering engine according to claim 3, wherein: the oil return assembly comprises a second long nozzle pump and an oil inlet pipe, the second long nozzle pump is fixedly arranged below the inner part of the lubricating oil tank, the input end of the second long nozzle pump is fixedly connected with one end of the oil inlet pipe, the other end of the oil inlet pipe fixedly penetrates through the lower side wall of the lubricating oil tank and is fixedly connected with the oil return tank, the rear side wall of the shell and the front side wall of the lubricating oil tank are jointly connected with a rotating rod through a fourth bearing in a rotating mode, one end of the rotating rod, located the lubricating oil tank, is fixedly connected with a second cam, the wheel wall of the second cam abuts against the pressing part of the second long nozzle pump and is arranged in a sliding mode, one end of the rotating rod, located the shell, is fixedly connected with a first bevel gear, and the lower portion of the shaft wall of the rotating shaft is fixedly connected with a second bevel gear in a meshed mode, and the first bevel gear is connected with the second bevel gear in a meshed mode.
5. The electric dual redundancy steering engine of claim 4, wherein: the inside of oil return case is provided with filtering mechanism, filtering mechanism includes the filter core, the upper end of filter core aligns and offsets with the last inside wall of oil return case with the oil inlet, the lower extreme fixedly connected with screw thread mount pad of filter core, threaded hole and through screw hole and screw thread mount pad threaded connection are seted up to the lower lateral wall of casing and oil return case.
6. The electric dual redundancy steering engine of claim 5, wherein: the utility model discloses a novel energy-saving fan, including casing, shell, fan, connecting rod, air outlet, air inlet, air outlet and air inlet, the inside of two inside walls of casing all fixedly connected with casing, two the inside of casing all is provided with the flabellum, two the flabellum syntropy sets up, two the both sides that the casing is relative all are connected with the connecting rod through the rotation of fifth bearing, two the opposite both ends of connecting rod respectively with the middle part fixed connection of two flabellum, two the both ends that the connecting rod is relative all fixedly connected with third bevel gear, two the pole wall of actuating lever all fixedly grafting has fourth bevel gear, two third bevel gear respectively with two fourth bevel gear meshing connection, two a set of ventilation hole has all been seted up to the both sides that the casing is relative, two sets of ventilation hole all be the toper setting, and two sets of ventilation hole symmetry sets up, two sets of L shape baffles are located the outside of two sets of ventilation hole respectively, air outlet and air inlet are seted up respectively to the left and right sides of casing, air outlet and air inlet are aligned respectively with two casings.
7. The electric dual redundancy steering engine of claim 6, wherein: the outer side wall of servo motor overlaps and is equipped with the support frame, support frame upside middle part is connected with the pivot rotation through sixth bearing.
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| US6823961B2 (en) * | 2002-05-01 | 2004-11-30 | Cnh America Llc | Skid steer vehicle with axle housing having a double gear reduction |
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| US4858491A (en) * | 1988-01-21 | 1989-08-22 | Plessey Incorporated | Fail-free actuator assembly |
| KR101734878B1 (en) * | 2016-03-04 | 2017-05-12 | 윤영원 | Steering gear for ship |
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