CN212171924U - Tractor and dual output unit - Google Patents
Tractor and dual output unit Download PDFInfo
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- CN212171924U CN212171924U CN201921952477.4U CN201921952477U CN212171924U CN 212171924 U CN212171924 U CN 212171924U CN 201921952477 U CN201921952477 U CN 201921952477U CN 212171924 U CN212171924 U CN 212171924U
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Abstract
The utility model provides a tractor and dual output unit, wherein the dual output unit is applied to a tractor, the tractor comprises an engine, a lifting oil pump and a lubricating oil pump, wherein the dual output unit comprises an active transmission module and two passive transmission modules; wherein two of the passive transmission modules are drivingly connected to the active transmission module, respectively, wherein the active transmission module is drivingly connected to the engine, the lift oil pump is drivingly connected to one of the passive transmission modules, and the lubricant oil pump is drivingly connected to the other of the passive transmission modules.
Description
Technical Field
The utility model relates to the agricultural machine field especially involves tractor and dual output unit.
Background
A tractor is a common agricultural machine, which can output large power to drive other devices to operate.
Tractors are typically equipped with lift pumps to lift implements in order to accommodate field operations. The engine flywheel of the tractor is directly connected with the power output shaft of the gearbox of the tractor, and the lifting oil pump is driven by the transmission of the primary bevel gear. In addition, in order to sufficiently lubricate components such as bearings and gears of the transmission of the tractor, the transmission is generally provided with a lubricating oil pump to forcibly lubricate the components such as bearings and gears of the transmission. In order to drive the lube pump, the engine of the tractor needs to be additionally equipped with a PTO interface, which needs to be in direct connection with the lube pump.
When the engine of the tractor needs to be configured with a PTO interface for the tractor, it is necessary for the supplier of the engine part that the PTO interface matched to the engine is a non-standard product to design a corresponding PTO interface based on the difference in the type of the engine or the difference in the type of the lubricating oil pump. For the manufacturers who purchase the gear box and the engine, the method inevitably increases the purchase cost and prolongs the purchase period, and is not beneficial to the later maintenance of the tractor.
SUMMERY OF THE UTILITY MODEL
It is an object of the present invention to provide a tractor and dual output unit wherein the PTO interface of an engine of the tractor can be eliminated so that the configuration and structure of the tractor can be simplified.
It is another object of the present invention to provide a tractor and dual output unit wherein the PTO interface of an engine of the tractor can be eliminated so that the engine configuration of the tractor can be unified.
Another object of the present invention is to provide a tractor and dual output unit wherein the power inputs of a lube pump and a lift oil pump of the tractor are combined.
Another object of the present invention is to provide a tractor and dual output unit, wherein the tractor the lubricating oil pump and the lift oil pump can be installed in the gearbox and through the engine is driven.
Another object of the present invention is to provide a tractor and dual output unit, wherein the tractor lubricating oil pump and lift oil pump can be driven by the engine simultaneously.
According to an aspect of the utility model provides a tractor, it includes:
a power unit, wherein the power unit includes an engine and a transmission, wherein the transmission is drivingly connected to the engine;
a travel unit, wherein the travel unit is drivably connected to the engine;
a working unit, wherein the working unit comprises a lifting device;
a lift oil pump, wherein said lift device is drivably connected to said lift oil pump;
a lubricating oil pump; and
a dual output unit, wherein the dual output unit is drivingly connected to the engine, and the lift oil pump and the lubricating oil pump are drivingly connected to the dual output unit, respectively, and power from the engine is transmitted to the lift oil pump and the lubricating oil pump through the dual output unit in two halves, respectively.
According to the utility model discloses an at least one embodiment, promote the oil pump with the lubricating oil pump is installed respectively in the gearbox.
According to at least one embodiment of the present invention, the dual output unit includes an active transmission module and two passive transmission modules, wherein the active transmission module is drivably connected to the engine, each the passive transmission module is drivably connected to the active transmission module respectively, the lift oil pump is drivably connected to one the passive transmission module, the lubrication oil pump is drivably connected to another the passive transmission module.
According to at least one embodiment of the present invention, the active transmission module comprises an active power transmission shaft and an active transmission member, wherein the active power transmission shaft is drivably connected to the engine, the active transmission member is drivably connected to the active power transmission shaft in a rotatable manner, wherein the passive transmission module comprises a passive power transmission shaft and a passive transmission member, two the passive power transmission member is simultaneously drivable to be rotationally connected to the active transmission member, the passive power transmission shaft is respectively drivable to be rotationally connected to the passive transmission member.
According to at least one embodiment of the present invention, the active transmission member forms a plurality of active transmission protrusions and has a plurality of active transmission grooves, and the active transmission grooves are formed adjacent between the active transmission protrusions, the active transmission protrusions are arranged in a ring shape, wherein the passive transmission member forms a plurality of passive transmission protrusions and has a plurality of passive transmission grooves, and the active transmission grooves are formed adjacent between the active transmission protrusions, the passive transmission protrusions are arranged in a ring shape, wherein at least one of the active transmission protrusions enters one of the passive transmission protrusions one of the passive transmission grooves is driven by at least one of the active transmission protrusions enters another of the passive transmission protrusions the passive transmission grooves are driven by at least one of the active transmission protrusions.
According to at least one embodiment of the present invention, the passive transmission member is a gear; or the driving transmission member is a gear.
According to at least one embodiment of the present invention, the active drive lug is configured to be rotatable; or the passive transmission protrusion is arranged to be rotatable.
According to at least one embodiment of the present invention, the active transmission module further comprises a flywheel, wherein the flywheel is drivably connected to the engine, and the active power transmission shaft is drivably connected to the flywheel.
According to at least one embodiment of the present invention, the active power transmission shaft is mounted to the gearbox.
According to the utility model discloses an at least one embodiment, the initiative transmission module the initiative power transmission axle with the passive transmission module the passive power transmission axle between be an contained angle respectively, and the angle of contained angle is set up to adjustable.
According to the utility model discloses a two on the other hand, the utility model provides a pair of output unit is applied to a tractor, and this tractor includes an engine, a promotion oil pump and a lubricating oil pump, wherein two output units include:
an active transmission module; and
two passive transmission modules; wherein two of the passive transmission modules are drivingly connected to the active transmission module, respectively, wherein the active transmission module is drivingly connected to the engine, the lift oil pump is drivingly connected to one of the passive transmission modules, and the lubricant oil pump is drivingly connected to the other of the passive transmission modules.
According to at least one embodiment of the present invention, the active transmission module comprises an active power transmission shaft and an active transmission member, wherein the active power transmission shaft is drivably connected to the engine, the active transmission member is drivably connected to the active power transmission shaft rotationally, two the passive transmission module is drivably connected to the active transmission member simultaneously.
According to at least one embodiment of the present invention, the passive transmission module includes a passive power transmission shaft and a passive transmission member, two the passive power transmission member is drivable simultaneously to rotationally connect in the active transmission member, the passive power transmission shaft is drivable respectively to rotationally connect in the passive transmission member.
According to at least one embodiment of the present invention, the active transmission module further comprises a flywheel, wherein the flywheel is drivably connected to the engine, and the active power transmission shaft is drivably connected to the flywheel.
According to at least one embodiment of the present invention, the active transmission member forms a plurality of active transmission protrusions and has a plurality of active transmission grooves, and the active transmission grooves are formed adjacent between the active transmission protrusions, the active transmission protrusions are arranged in a ring shape, wherein the passive transmission member forms a plurality of passive transmission protrusions and has a plurality of passive transmission grooves, and the active transmission grooves are formed adjacent between the active transmission protrusions, the passive transmission protrusions are arranged in a ring shape, wherein at least one of the active transmission protrusions enters one of the passive transmission protrusions one of the passive transmission grooves is driven by at least one of the active transmission protrusions enters another of the passive transmission protrusions the passive transmission grooves are driven by at least one of the active transmission protrusions.
According to at least one embodiment of the present invention, the passive transmission member is a gear; or the driving transmission member is a gear.
According to at least one embodiment of the present invention, the active drive lug is configured to be rotatable; or the passive transmission protrusion is arranged to be rotatable.
Drawings
Fig. 1 is a schematic view of a tractor according to a preferred embodiment of the present invention.
Fig. 2 is a schematic diagram of a tractor dual output unit in accordance with a preferred embodiment of the present invention.
Fig. 3 is a schematic view of another embodiment of the tractor dual output unit according to the above preferred embodiment of the present invention.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art. The basic principles of the invention, as defined in the following description, may be applied to other embodiments, variations, modifications, equivalents and other technical solutions without departing from the spirit and scope of the invention.
It will be understood by those skilled in the art that in the present disclosure, the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in a generic and descriptive sense only and not for purposes of limitation, as the terms are used in the description to indicate that the referenced device or element must have the specified orientation, be constructed and operated in the specified orientation, and not for the purpose of limitation.
It is understood that the terms "a" and "an" should be interpreted as meaning that a number of one element or element is one in one embodiment, while a number of other elements is one in another embodiment, and the terms "a" and "an" should not be interpreted as limiting the number.
Referring to fig. 1 to 2, a tractor 1 and a double output unit 60 of the tractor 1 according to a preferred embodiment of the present invention are illustrated.
The tractor 1 further comprises a power unit 10, a walking unit 20, a transmission unit 30, a working unit 40 and a control unit 50, wherein the power unit 10 provides power, the transmission unit 30 is drivable to be drivingly connected to the power unit 10, the walking unit 20 is drivable to be movably connected to the transmission unit 30, the working unit 40 is drivable to be operatively connected to the transmission unit 30, and the walking unit 20 and the working unit 40 are respectively controllably connected to the control unit 50.
The power unit 10 may include an engine 11 and a transmission 12, wherein the transmission 12 is drivably connected to the engine 11. The power unit 10 may further include a clutch, wherein the clutch is located between the engine 11 and the transmission 12, and the power generated by the engine 11 is transmitted to the transmission 12 through the clutch. The clutch is arranged between the engine 11 and the gearbox 12 for disengaging or engaging the power connection between the engine 11 and the gearbox 12.
The travel unit 20 may include a plurality of wheels, wherein each of the wheels is respectively drivably connected to the power unit 10.
The working unit 40 comprises a lifting device 41, wherein the lifting device 41 is used for lifting the implement, and the lifting device 41 may be a hydraulic suspension device. The working unit 40 may further comprise a towing device 42, wherein the towing device 42 is used for towing other farm implements.
The control unit 50 may include a steering control device 51 and a braking control device 52, wherein the steering control device 51 controls the steering of the traveling unit 20, and the braking control device 52 controls the traveling and stopping of the traveling unit 20.
The tractor 1 further comprises the dual output unit 60, wherein the dual output unit 60 is mounted between the gearbox 12 and the engine 11.
Specifically, the dual output unit 60 includes a lift oil pump 61 and a lubricating oil pump 62, wherein the lift device 41 of the working unit 40 is drivably connected to the lift oil pump 61. The lubricating oil pump 62 is used for lubricating transmission components such as gears, bearings and the like in the gearbox 12.
In the present embodiment, the lift oil pump 61 and the lubricating oil pump 62 are respectively mounted to the transmission case 12 of the power unit 10, and the engine 11 is capable of power output for the lift oil pump 61 and the lubricating oil pump 62 at the same time.
In this way, the engine 11 of the tractor 1 does not need to be purposely provided with a PTO power take-off shaft for the lubricating oil pump 62 in order to drive the lubricating oil pump 62.
In detail, the transmission case 12 includes a transmission case body 121 and a transmission case body 122, wherein the transmission case body 121 is accommodated in the transmission case body 122. The transmission housing 122 forms an accommodation space.
The lift oil pump 61 is mounted to the transmission case 122 of the transmission case 12 and is located inside the transmission case 12. The lubrication pump 62 is mounted to the transmission housing 122 of the transmission case 12 and is located inside the transmission case 12. The lubricant pump 62 is used to provide lubrication to certain components of the transmission body 121 inside the transmission 12.
The dual output unit 60 includes an active transmission module 63 and two passive transmission modules 64, wherein the active transmission module 63 is drivably connected to the engine 11 to transmit power from the engine 11, and the two passive transmission modules 64 are separately drivably connected to the active transmission module 63 to receive power transmitted from the active transmission module 63.
The active transmission module 63 is driveably connected to the engine 11, the lift oil pump 61 is driveably connected to one of the passive transmission modules 64, and the lubricating oil pump 62 is driveably connected to the other of the passive transmission modules 64.
The active transmission module 63 includes an active power output shaft 631 and an active transmission member 632, wherein the active transmission member 632 is disposed at one end of the active power output shaft 631 or a position of the active power output shaft 631 so as to transmit the power transmitted by the active power output shaft 631 outwards.
One passive transmission module 64 includes a passive power output shaft 641 and a passive transmission element 642, wherein the passive transmission element 642 is disposed at one end of the passive power output shaft 641 or a position of the passive power output shaft 641 to receive the power transmitted from the active transmission element 632.
The other passive transmission module 64 includes one passive power input shaft 641 and one passive transmission element 642, wherein the passive transmission element 642 is disposed at one end of the passive power output shaft 641 or at a position of the passive power output shaft 641 for receiving the power transmitted from the passive transmission element 642.
The passive power input shaft 641 and the passive transmission element 642 of the two passive transmission modules 64 may be the same or different.
The active transmission member of the active transmission module 63 transmits power to the passive transmission members 642 of the two passive transmission modules 64, respectively, to drive the two passive power input shafts 641 to rotate, so that power is input to the lift oil pump 61 and the lubricating oil pump 62, respectively.
Further, the active power output shaft 631 of the active transmission module 63 is drivably connected to the engine 11. The lift oil pump 61 and the lubricating oil pump 62 are respectively drivably connected to the active power output shaft 631, and the power generated by the engine 11 can be transmitted to the lift oil pump 61 and the lubricating oil pump 62 through the active power output shaft 631.
The active power output shaft 631 is mounted to the transmission housing 122 of the transmission 12 and is located outside the transmission 12.
The power generated by the engine 11 is transmitted to the lift oil pump 61 and the lubrication oil pump 62, respectively, installed outside the transmission case 12 through the active power output shaft 631 supported outside the transmission case 12.
More specifically, the active transmission module 63 of the dual output unit 60 further comprises a flywheel 633, wherein the flywheel 633 is drivable to be drivingly connected to the engine 11. The power generated by the engine 11 is transmitted to the active power output shaft 631 through the flywheel 633. The active power output shaft 631 is drivably connected to the flywheel 633.
The active transmission modules 63 of the dual output unit 60 transmit power toward the two passive transmission modules 64, respectively.
The active transmission module 63 may comprise the flywheel 633, the active power output shaft 631, the active transmission 632 and at least one active power output shaft mount 634, wherein the flywheel 633 transmits power to the active power output shaft 631, and the active power output shaft 631 is then mounted to the transmission housing 122 of the transmission 12 via the active power output shaft mount 634.
One end of the driving power output shaft 631 is connected to the flywheel 633, the other end of the driving power output shaft 631 is connected to the driving transmission member 632, and then the driving transmission member 632 transmits power to the two passive transmission modules 64.
One passive transmission module 64 comprises the passive power take-off shaft 641, the passive transmission 642 and at least one passive power take-off shaft mount 643, wherein the active transmission 632 of the active power take-off shaft 631 transmits power to the passive transmission 642, and the passive transmission 642 transmits power to the passive power take-off shaft 641. The lift oil pump 61 is driven by the passive power output shaft 641 to perform work.
The passive pto shaft 641 is mounted to the transmission housing 122 of the transmission 12 via the passive pto shaft mount 643 and is supported within the transmission 12.
Similarly, the other passive transmission module 64 comprises the passive power take-off shaft 641, the passive transmission 642 and at least one passive power take-off shaft mount 643, wherein the active transmission 632 of the active power take-off shaft 631 transmits power to the passive transmission 642, and the passive transmission 642 transmits power to the passive power take-off shaft 641. The lubricating oil pump 62 is driven by the passive power output shaft 641 to perform work.
The passive pto shaft 641 is mounted to the transmission housing 122 of the transmission 12 via the passive pto shaft mount 643 and is supported within the transmission 12.
In this embodiment, the lift oil pump 61 and the lubrication oil pump 62 are located outside the transmission case 12, and the active transmission member 632 of the active transmission module 63 and the passive transmission members 642 of the two passive transmission modules 64 of the dual output unit 60 may be located inside the transmission case 12.
Further, the passive power output shaft 641 and the lift oil pump 61 of one of the passive transmission modules 64 may be keyed. The passive power take-off shaft 641 of the other passive transmission module 64 and the lubricating oil pump 62 may be keyed. The active power output shaft 631 and the flywheel 633 of the active transmission module 63 may be keyed.
The engine 11 of the tractor 1 may transmit power to the two passive transmission modules 64 through the active transmission module 63, and then transmit power to the lift oil pump 61 and the lubricating oil pump 62 through the passive transmission modules 64.
The passive power output shafts 641 of the two passive transmission modules 64 may be simultaneously driven by the active power output shaft 631, so that the lift oil pump 61 and the lubricating oil pump 62 may be simultaneously driven by the engine 11.
It should be noted that the passive power output shaft 641 of one of the passive transmission modules 64 and the active power output shaft 631 of the active transmission module 63 form a certain angle therebetween, and the passive power output shaft 641 of the other one of the passive transmission modules 64 and the active power output shaft 631 of the active transmission module 63 form a certain angle therebetween.
The passive power output shafts 641 of the two passive transmission modules 64 form a certain angle therebetween.
The angle between the two passive power output shafts 641 and the angle between the passive power output shafts 641 and the active power output shaft 631 can be adjusted as required to match different positions of the engine 11, the lift oil pump 61, and the lubricating oil pump 62.
Further, in the embodiment, the driving power output shaft mounting part 634 of the driving transmission module 63 is implemented as a bearing, and the bearing is sleeved on the driving power output shaft 631 to be mounted inside the transmission case 12 of the driving power output shaft 631, and does not affect the transmission of the driving power output shaft 631. Optionally, the number of the pto mount 634 is two, and the two pto mounts are respectively supported at different positions on the pto 631, thereby facilitating stable support of the pto 631 on the transmission 12.
Further, in this embodiment, the passive power output shaft mount 643 of one of the passive transmission modules 64 is implemented as a bearing, and the bearing is sleeved on the passive power output shaft 641 to be installed inside the transmission case 12 of the passive power output shaft 641, and does not affect the transmission of the passive power output shaft 641. Optionally, the number of the passive power output shaft mounts 643 is two, and the passive power output shafts 641 are respectively supported at different positions, so as to facilitate stably supporting the passive power output shafts 641 on the transmission case 12.
Similarly, for the other passive transmission module 64, the passive power output shaft mount 643 can also be implemented as a bearing, which is sleeved on the passive power output shaft 641 to be installed inside the transmission case 12 of the passive power output shaft 641, and does not affect the transmission of the passive power output shaft 641. Optionally, the number of the passive power output shaft mounts 643 is two, and the passive power output shafts 641 are respectively supported at different positions, so as to facilitate stably supporting the passive power output shafts 641 on the transmission case 12.
Further, the active transmission element 632 of the active transmission module 63 has an active transmission surface, the passive transmission element 642 of one of the passive transmission modules 64 has a passive transmission surface, and the passive transmission element 642 of the other of the passive transmission modules 64 has a passive transmission surface. The two driven surfaces are respectively connected to the active driving surface in a driving manner, and the two driven surfaces do not interfere with each other and are driven to rotate simultaneously and independently.
The active power output shaft 631 of the active transmission module 63 has an active rotation axis, wherein the active power output shaft 631 can rotate around the active rotation axis when driven by the engine 11. The primary transmission is mounted to the drive output shaft 631 and is able to follow the rotation of the drive output shaft 631 about the drive axis of rotation. The driving surface of the driving transmission member 632 is formed on the periphery of the driving rotation axis.
The active actuator 632 has a top surface, a bottom surface and a side surface, wherein the top surface and the bottom surface of the active actuator 632 are disposed opposite to each other, and the side surface extends between the top surface and the bottom surface of the active actuator 632. The driving rotation axis of the driving power output shaft 631 passes through the top surface and the bottom surface of the driving transmission member 632, and the driving transmission surface is formed at the side surface of the driving transmission member 632.
The passive power output shafts 641 of the two passive transmission modules 64 respectively have a passive rotation axis, wherein the passive power output shafts 641 can rotate around the passive rotation axis when driven by the engine 11. The passive transmission member 642 is mounted to the passive power output shaft 641 and is capable of following the passive power output shaft 641 to rotate about the passive rotation axis. The driven surface of the driven transmission member 642 is formed on the peripheral side of the driven rotation axis.
The passive driving element 642 has a top surface, a bottom surface, and a side surface, wherein the top surface and the bottom surface of the passive driving element 642 are disposed opposite to each other, and the side surface extends between the top surface and the bottom surface of the passive driving element 642. The passive rotation axis of the passive power output shaft 641 passes through the top surface and the bottom surface of the passive transmission member 642, and the passive transmission surface is formed on the side surface of the passive transmission member 642.
Further, the active transmission element 632 forms an active transmission guide 635 at the side position, wherein the active transmission guide 635 comprises a plurality of active transmission protrusions 636, and the active transmission protrusions 636 are arranged in a ring shape at the side of the active transmission element 632 to form the active transmission guide 635.
The passive transmission element 642 forms a passive transmission rail 644 at the side position, wherein the passive transmission rail 644 comprises a plurality of passive transmission protrusions 645, and the passive transmission protrusions 645 are annularly arranged at the side of the passive transmission element 642 to form the passive transmission rail 644.
The active drive rail 635 has a plurality of active drive grooves 637, wherein one active drive groove 637 is formed between adjacent active drive protrusions 636. The active driving grooves 637 are arranged annularly.
The passive transmission rail 644 has a plurality of passive transmission grooves 645, wherein one of the passive transmission grooves 645 is formed between adjacent ones of the passive transmission protrusions 645. The plurality of passive driving grooves 645 are arranged in a ring shape.
The driving protrusions 636 of the driving transmission member 632 enter the driven transmission grooves 645 of the driven transmission member 642, and the driven transmission protrusions 645 of the driven transmission member 642 enter the driving transmission grooves 637 of the driven transmission member 642. When the driving transmission member 632 is driven to rotate, at least a portion of the driving transmission protrusion 636 of the driving transmission member 632 located in the driven transmission groove 645 of the driven transmission member 642 moves forward to push the driven transmission member 642 to move together. In this way, a power transmission between the active drive member 632 and the passive drive member 642 is achieved.
Further, at least one of the driving protrusions 636 of the driving transmission member 632 is located in the corresponding driven transmission groove 645 of one of the driven transmission members 642, and at least one of the protrusions is located in the corresponding driven transmission groove 645 of the other driven transmission member 642. The different driving protrusions 636 of the driving transmission member 632 respectively push the two driven transmission members 642 to move.
In this embodiment, the driving transmission member 632 is implemented as a gear, and the driving transmission protrusion 636 is implemented as a tooth on the gear. The passive drive element 642 is implemented as a gear and the passive drive projection 645 is implemented as a tooth on the gear.
Both said passive transmission elements 642 may be identical, implemented as conical gears. The drive transmission 632 can also be embodied as a bevel gear.
In other embodiments of the present invention, the driving transmission member 632 may not be implemented as a gear, and the driving transmission protrusion 636 may not be a toothed protrusion. For example, the active driver 632 may include an active driving rotator rotatably held to the transmission housing 122 about the active rotation axis and a plurality of the active driving protrusions 636.
The active transmission protrusion 636 may be integrally extended at a peripheral position of the active transmission rotator, and the active transmission protrusion 636 may be implemented as a separate rotator such as a ball. The driving protrusions 636 may rotate along with the driving rotating body, or may rotate at the same time.
In other embodiments of the present invention, the passive driving element 642 may not be implemented as a gear, and the passive driving protrusion 645 may not be a tooth-shaped protrusion, for example, the passive driving element 642 may include a passive driving rotator and a plurality of the passive driving protrusions 645, wherein the passive driving rotator is rotatably supported on the transmission housing 122 around the passive rotation axis.
The passive transmission protrusion 645 may integrally extend at the peripheral position of the passive transmission rotor, and the passive transmission protrusion 645 may also be implemented as a separate rotor, such as a ball. The driven protrusions 645 may rotate along with the driven rotating bodies, or may rotate at the same time.
In other embodiments of the present invention, when the active transmission protrusions 636 of the active transmission member 632 are implemented as separate rotators, the passive transmission protrusions 645 of the passive transmission member 642 may also be implemented as separate rotators. In other embodiments of the present invention, when the driving protrusions 636 of the driving transmission member 632 are implemented as separate rotators, the driven transmission member 642 may be implemented as a gear. In other embodiments of the present invention, when the driving protrusions 636 of the driving transmission member 632 are implemented as gears, the driven transmission member 642 may be implemented as gears.
In other embodiments of the present invention, when the active transmission protrusions 636 of the active transmission member 632 are implemented as separate rotators, the passive transmission protrusions 645 of two passive transmission members 642 may also be implemented as separate rotators, or the passive transmission protrusions 645 of one passive transmission member 642 may also be implemented as separate rotators, and the other passive transmission member 642 is implemented as a gear. In other embodiments of the present invention, when the driving transmission member 632 is implemented as a gear, the passive transmission protrusions 645 of two passive transmission members 642 can also be implemented as separate rotators, for example, as shown in fig. 3, or one passive transmission member 642 can be implemented as a gear and the passive transmission protrusion 645 of one passive transmission member 642 can also be implemented as a separate rotator.
Further, in the above embodiment, the driving surface of the driving driver 632 and the driven surface of the driven driver 642 are located at the side respectively in the circumferential direction.
In other embodiments of the present invention, the active transmission surface of the active transmission member 632 can be located on the top surface or the bottom surface of the active transmission member 632. That is, the active axis of rotation of the active driver 632 may pass through the active driving surface.
The driving protrusion 636 of the driving transmission member 632 may be formed by extending outward from the driving transmission rotating body along the direction of the driving rotation axis. In this way, the passive power output shafts 641 of the two passive transmission modules 64 can be located on the same straight line.
In other embodiments of the present invention, the passive driving surface of one of the passive driving members 642 may be located on the top surface or the bottom surface of the passive driving member 642. That is, the passive axis of rotation of the passive drive element 642 may pass through the passive drive surface.
The passive transmission protrusion 645 of one passive transmission surface may be formed by extending outward from the passive transmission rotator in the direction of the passive rotation axis. In this way, the active power output shaft 631 of the active transmission module 63 and the passive power output shaft 641 of the other passive transmission module 64 may be located on the same straight line.
Further, it is noted that, in the present embodiment, the working unit 40 and the traveling unit 20 are driven by the same engine 11 of the power unit 10. In other embodiments of the present invention, the traveling unit 20 and the working unit 40 may be driven by one engine 11, respectively, and it should be noted that the engine 11 may be a fuel engine 11 or an electric engine 11.
For example, the traveling unit 20 may be driven by a fuel-powered engine 11, and the working unit 40 may be driven by another electric-powered engine 11; or the travelling unit 20 may be driven by one fuel engine 11 and the working unit 40 may be driven by another fuel engine 11; alternatively, the traveling unit 20 may be driven by one electric motor 11, and the working unit 40 may be driven by the other electric motor 11; alternatively, the traveling unit 20 may be driven by one electric motor 11, and the working unit 40 may be driven by the other electric motor 11.
According to another aspect of the present invention, there is provided a method of assembling the dual output unit 60 of the tractor 1, wherein the method of assembling includes the steps of:
maintaining the active transmission module 63 drivably connected to the engine 11, the lift oil pump 61 drivably connected to one of the passive transmission modules 64, and the lubrication oil pump 62 drivably connected to the other of the passive transmission modules 64; and
two passive transmission modules 64 are mounted on the active transmission module 63, so that the active transmission module 63 can drive the two passive transmission modules 64 respectively.
According to some embodiments of the present invention, in the above method, the active power output shaft 631 of the active transmission module 63 simultaneously drives the passive power output shafts 641 of the two passive transmission modules 64.
According to another aspect of the present invention, the present invention provides a working method of the tractor 1, wherein the working method comprises the following steps:
the lift oil pump 61 and the lubricating oil pump 62 are simultaneously driven by the engine 11.
According to some embodiments of the present invention, in the above method, the lift oil pump 61 and the lubricating oil pump 62 are respectively installed to the transmission case 12.
According to some embodiments of the present invention, the flywheel 633 is driven to drive the active power output shaft 631 of the active transmission module 63.
According to some embodiments of the present invention, the active power output shaft 631 is driven to simultaneously drive two of the passive power output shafts 641 connected to the active power output shaft 631.
According to some embodiments of the present invention, the active output shaft 631 and the two passive output shafts 641 are intermeshed.
It will be understood by those skilled in the art that the embodiments of the present invention as described above and shown in the drawings are given by way of example only and are not limiting of the present invention. The objects of the present invention have been fully and effectively accomplished. The functional and structural principles of the present invention have been shown and described in the embodiments without departing from the principles, embodiments of the present invention may have any deformation or modification.
Claims (17)
1. A tractor, comprising:
a power unit, wherein the power unit includes an engine and a transmission, wherein the transmission is drivingly connected to the engine;
a travel unit, wherein the travel unit is drivably connected to the engine;
a working unit, wherein the working unit comprises a lifting device;
a lift oil pump, wherein said lift device is drivably connected to said lift oil pump;
a lubricating oil pump; and
a dual output unit, wherein the dual output unit is drivingly connected to the engine, and the lift oil pump and the lubricating oil pump are drivingly connected to the dual output unit, respectively, and power from the engine is transmitted to the lift oil pump and the lubricating oil pump through the dual output unit in two halves, respectively.
2. The tractor as defined by claim 1, wherein the lift oil pump and the lubricating oil pump are mounted to the transmission case, respectively.
3. The tractor of claim 2, wherein said dual output unit includes an active transmission module driveably connected to said engine and two passive transmission modules, each said passive transmission module being separately driveably connected to said active transmission module, said lift oil pump being driveably connected to one said passive transmission module, said lube oil pump being driveably connected to the other said passive transmission module.
4. A tractor according to claim 3, wherein said active transmission module includes an active power transmission shaft driveably connected to said engine and an active drive member driveably connected to said active power transmission shaft, wherein said passive transmission module includes a passive power transmission shaft and a passive drive member, both said passive power transmission members being driveably connected simultaneously for rotation to said active drive member and said passive power transmission shafts being driveably connected respectively for rotation to said passive drive members.
5. A tractor according to claim 4 wherein said active drive members form a plurality of active drive lugs and have a plurality of active drive recesses and said active drive recesses are formed between adjacent said active drive lugs, said active drive lugs being arranged in a loop, wherein said passive drive members form a plurality of passive drive lugs and have a plurality of passive drive recesses, said passive drive lugs being arranged in a loop, wherein at least one of said active drive lugs of said active drive members enters one of said passive drive recesses of one of said passive drive members for driving and at least one of said active drive lugs enters one of said passive drive recesses of another of said passive drive members for driving.
6. A tractor according to claim 5, wherein the passive drive is a gear; or the driving transmission member is a gear.
7. A tractor according to claim 5 wherein the drive lugs are arranged to be rotatable; or the passive transmission protrusion is arranged to be rotatable.
8. A tractor according to claim 4, wherein the active transmission module further includes a flywheel, wherein the flywheel is drivably connected to the engine and the active power transmission shaft is drivably connected to the flywheel.
9. A tractor according to claim 4, wherein the active power transmission shaft is mounted to the gearbox.
10. A tractor according to claim 4, wherein the active power transmission shaft of the active transmission module and the passive power transmission shaft of the passive transmission module each form an included angle therebetween, and the included angles are arranged to be adjustable.
11. A pair of output unit, is applied to a tractor, and this tractor includes an engine, a lift oil pump and a lubricating oil pump, its characterized in that includes:
an active transmission module; and
two passive transmission modules; wherein two of the passive transmission modules are drivingly connected to the active transmission module, respectively, wherein the active transmission module is drivingly connected to the engine, the lift oil pump is drivingly connected to one of the passive transmission modules, and the lubricant oil pump is drivingly connected to the other of the passive transmission modules.
12. The dual output unit of claim 11, wherein the active transmission module includes an active power transmission shaft driveably connected to the engine and an active transmission member driveably connected to the active power transmission shaft, both of the passive transmission modules being driveably connected to the active transmission member simultaneously.
13. The dual output unit of claim 12, wherein the passive transmission module includes a passive power transmission shaft and a passive transmission member, both of the passive power transmission members being simultaneously drivable to be rotationally connected to the active transmission member, the passive power transmission shafts being respectively drivable to be rotationally connected to the passive transmission members.
14. The dual output unit of claim 12, wherein the active transmission module further comprises a flywheel, wherein the flywheel is drivably connected to the engine and the active power transmission shaft is drivably connected to the flywheel.
15. The dual output unit of claim 13, wherein the active driving members form a plurality of active driving protrusions and have a plurality of active driving recesses, and the active driving recesses are formed between adjacent ones of the active driving protrusions, the active driving protrusions are arranged in a ring shape, wherein the passive driving members form a plurality of passive driving protrusions and have a plurality of passive driving recesses, the passive driving protrusions are arranged in a ring shape, wherein at least one of the active driving protrusions of the active driving members enters one of the passive driving recesses of one of the passive driving members for driving, and at least one of the active driving protrusions enters one of the passive driving recesses of another one of the passive driving members for driving.
16. The dual output unit of claim 15, wherein the passive drive is a gear; or the driving transmission member is a gear.
17. The dual output unit of claim 15, wherein the drive lugs are arranged to be rotatable; or the passive transmission protrusion is arranged to be rotatable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921952477.4U CN212171924U (en) | 2019-11-12 | 2019-11-12 | Tractor and dual output unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921952477.4U CN212171924U (en) | 2019-11-12 | 2019-11-12 | Tractor and dual output unit |
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| Publication Number | Publication Date |
|---|---|
| CN212171924U true CN212171924U (en) | 2020-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921952477.4U Active CN212171924U (en) | 2019-11-12 | 2019-11-12 | Tractor and dual output unit |
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| CN (1) | CN212171924U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112455220A (en) * | 2019-11-12 | 2021-03-09 | 丰疆智能科技股份有限公司 | Tractor, double-output unit and tractor working method |
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2019
- 2019-11-12 CN CN201921952477.4U patent/CN212171924U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112455220A (en) * | 2019-11-12 | 2021-03-09 | 丰疆智能科技股份有限公司 | Tractor, double-output unit and tractor working method |
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