CN207514211U - Power shifting transmission shaft - Google Patents

Abstract

The utility model belongs to diesel powered output system design field, and in particular to a kind of power shifting transmission shaft, the transmission shaft are equipped with the first driving gear and the second driving gear；First driving gear, the second driving gear form clutch transmission by first, second hydraulically operated friction clutch and transmission shaft respectively；The first filling liquid oil circuit, the second filling liquid oil circuit and the first lubricant passage way are offered along the direction for being parallel to axis inside transmission shaft, first, second filling liquid oil circuit is connected respectively by radial direction or the oblique filling liquid hole opened up with the plunger shaft of first, second hydraulically operated friction clutch；The axial plane of transmission shaft wherein one end is equipped with three annular oil grooves, and three annular oil grooves are connected respectively by radial through-hole with first, second filling liquid oil circuit and the first lubricant passage way.The lubricant passage way of the filling liquid oil circuit of clutch and bearing is integrated in inside transmission shaft by the utility model, is that clutch control oil arrangement is compacter.

Description

Power shifting transmission shaft

Technical field

The utility model belongs to diesel powered output system design field, and in particular to a kind of power shifting transmission shaft.

Background technology

Gearbox is the essential power output device of motor vehicle, main function be by the power that engine exports by It is passed according to different gearratios, to realize a wide range of adjusting of speed.It is general to require for agricultural or engineering truck Vehicle has more gears than home vehicle, this results in diesel engine gearbox designs design of the prior art more multiple Miscellaneous, response speed is slower during gearshift, can not adapt to actual use demand.

Utility model content

The purpose of this utility model is to provide a kind of power shifting transmission shaft for being integrated with filling liquid oil circuit and lubricant passage way.

To achieve the above object, the utility model provides following technical scheme：A kind of power shifting transmission shaft, the transmission Axis is equipped with the first driving gear and the second driving gear, wherein the first driving gear is individual gears, the second driving gear is double Join gear；First driving gear, the second driving gear pass through first, second hydraulically operated friction clutch and transmission shaft respectively Form clutch transmission；

Inside the transmission shaft the first filling liquid oil circuit, the second filling liquid oil circuit and first are offered along the direction for being parallel to axis Lubricant passage way, first, second filling liquid oil circuit pass through radial direction or the oblique filling liquid hole opened up and first, second hydraulic frictional formula respectively The plunger shaft connection of clutch；The axial plane of transmission shaft wherein one end is equipped with three annular oil grooves, and three annular oil grooves lead to respectively Radial through-hole is crossed to connect with first, second filling liquid oil circuit and the first lubricant passage way.

The utility model has technical effect that：The utility model is by the filling liquid oil circuit of clutch and the lubricant passage way of bearing It is integrated in inside transmission shaft, is that clutch control oil arrangement is compacter.

Description of the drawings

Fig. 1 is the general assembly drawing for the dynamic power shift gear box that the embodiment of the utility model is provided；

Fig. 2 is the partial view for the clutch transmission that the embodiment of the utility model is provided；

Fig. 3 is the I partial enlarged views of Fig. 2；

Fig. 4 is the dimensional structure diagram for the babinet that the embodiment of the utility model is provided；

Fig. 5 is the sectional view for the babinet that the embodiment of the utility model is provided；

Fig. 6 is the transmission shaft sectional view that the embodiment of the utility model is provided；

Fig. 7 is the partial view of plug-in mechanical driving mechanism that the embodiment of the utility model is provided；

Fig. 8 is the partial view of front and rear wheel driving mechanism that the embodiment of the utility model is provided.

Specific embodiment

The utility model is described in detail below in conjunction with attached drawing.

In the description of the present invention, it should be noted that term " " center ", " on ", " under ", it is "left", "right", " perpendicular Directly ", the orientation of the instructions such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only The utility model must have specific with the device or element for simplifying description rather than instruction or hint meaning for ease of description Orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.In addition, term " the One ", " second ", " third " are only used for description purpose, and it is not intended that instruction or hint relative importance.

As shown in figures 1-8, the embodiment of the utility model provides a kind of dynamic power shift gear box, including clutch transmission machine Structure 10, gearshift transmission mechanism 20 and power take-off mechanism 30；It is defeated that the clutch transmission 10 includes transmission shaft 11 and first Shaft 12, the gearshift transmission mechanism 20 include the second input shaft 21 and the second output shaft 22；The transmission shaft 11 and engine Output shaft forms transmission cooperation, and 12 and second input shaft 21 of the first output shaft forms transmission cooperation, second output shaft 22 form transmission cooperation with power take-off mechanism 30, and the clutch transmission 10, which fitted to be transmission shaft 11, can drive first Output shaft 12 switches between two stations are rotated and reverse；The gearshift transmission mechanism 20 fitted to be 21 He of the second input shaft Second output shaft 22 can switch between multiple and different gearratios.

Preferably, the clutch transmission 10 further includes babinet 101, and 11 and first output shaft 12 of transmission shaft is distinguished It is rotatably arranged on the bearing block in babinet 101 by bearing, the transmission shaft 11 is equipped with the first driving gear 13 and second Driving gear 14, wherein the first driving gear 13 is individual gears, the second driving gear 14 is duplicate gear；First output shaft 12 are equipped with the first driven gear 15 and the second driven gear 16, wherein the first driven gear 15 is duplicate gear, second is driven Gear 16 is individual gears, and First Transition gear 18 is additionally provided in the babinet 101；First driving gear 13 and first driven The left side gear engagement of gear 15, the left side gear of second driving gear 14 and the right side gear of the first driven gear 15 are nibbled Close, the right side gear of second driving gear 14 engages with First Transition gear 18, First Transition gear 18 but with second from Moving gear 16 engages；First driving gear 13, the second driving gear 14 pass through first, second hydraulic frictional formula clutch respectively Device 17a, 17b and transmission shaft 11 form clutch transmission, and first driven gear 15, the second driven gear 16 are respectively by the 3rd, the 4th hydraulically operated friction clutch 17c, 17d and the first output shaft 12 form clutch transmission.First output shaft 12 and Two input shafts 21 form transmission cooperation by a pair of of gear 40.The third, the 4th hydraulically operated friction clutch 17c, 17d are used for The forward and backward of the first output shaft 12 is controlled, and first, second hydraulically operated friction clutch 17a, 17b is used for controlling transmission shaft 11 With the gearratio between the first output shaft 12.

Preferably, 11 inside of the transmission shaft offers the first filling liquid oil circuit 112 along the direction for being parallel to axis, second fills 113 and first lubricant passage way 111 of liquid oil circuit, first, second filling liquid oil circuit 112,113 respectively by radially or it is oblique open up fill Fluid apertures is connected with the plunger shaft of first, second hydraulically operated friction clutch 17a, 17b；The power intake of transmission shaft 11 protrudes out to Outside babinet 101, the axial plane at the end is equipped with three annular oil grooves 114, and three annular oil grooves 114 pass through radial through-hole respectively 107 connect with first, second filling liquid oil circuit 112,113 and the first lubricant passage way 111, and 101 outside of babinet, which protrudes out, to be provided with One section with matched first sliding sleeve 104 of axial plane where oil groove, set on first sliding sleeve 104 there are three respectively with three annulars Oil groove 114 corresponds the fuel feed hole of connection, wherein the fuel feed hole connected with the first lubricant passage way 111 passes through pipeline and profit Lubricating oil oil feed line connects, and two fuel feed holes connected with first, second filling liquid oil circuit 112,113 are respectively by pipeline and solenoid valve 102 connections.

Preferably, 12 inside of the first output shaft offers third, the 4th filling liquid oil circuit along the direction for being parallel to axis With the second lubricant passage way, two articles of filling liquid oil circuits pass through radial direction or the oblique filling liquid hole opened up and third, the 4th hydraulic frictional respectively The plunger shaft connection of formula clutch 17c, 17d；One end of first output shaft 12 is protruded out to outside babinet 101, on the axial plane at the end Equipped with three annular oil grooves 114, three annular oil grooves 114 pass through radial through-hole 107 and third, the 4th filling liquid oil circuit and the respectively Two lubricant passage ways connect, and 101 outside of babinet, which protrudes out, is provided with one section and matched second sliding sleeve of axial plane where oil groove 105, it sets on second sliding sleeve 105 there are three the fuel feed hole connected respectively with three annular oil grooves 114 one-to-one correspondence, wherein with One fuel feed hole of the second lubricant passage way connection is connected by pipeline with lubricant oil feeding pipe road, with third, the 4th filling liquid oil circuit Two fuel feed holes of connection are connected respectively by pipeline with solenoid valve 102.

Preferably, described first, second hydraulically operated friction clutch 17a, 17b with it is left and right on the first driven gear 15 Annular groove between two gears is correspondingly arranged；On third, the 4th hydraulically operated friction clutch 17c, 17d and the second driving gear 14 Annular groove between left and right two gear is correspondingly arranged.

Preferably, the solenoid valve 102 is mounted on the side wall of babinet 101.

Preferably, the inner wall of the babinet 101 is equipped with convex ribs, and integrated filling liquid oil circuit 103, institute are offered in the convex ribs The one end for stating integrated filling liquid oil circuit 103 is connected with solenoid valve 102, and the other end is connected to the first sliding sleeve 104,105 institute of the second sliding sleeve On end face.

Preferably, the inner wall of the babinet 101 is equipped with convex ribs, and integrated lubrication oil circuit is offered in the convex ribs, described One end of integrated lubrication oil circuit is connected to pipe with the lubrication set on 101 outer wall of babinet and connects, and the other end is connected to the first sliding sleeve 104th, on 105 place end face of the second sliding sleeve.

Preferably, the babinet 101 be front and rear perforation tubular structure, including be used to accommodate shaft coupling cylindrical section and For accommodating the rectangular section of 11 and first output shaft 12 of transmission shaft, a partition board 106 is equipped between the cylindrical section and rectangular section, it should It is the end face where first, second sliding sleeve 104,105 that partition board 106, which leans on the side of cylindrical section, offers and is used on the partition board 106 The bearing block of 11 and first output shaft of transmission shaft, 12 bearing is installed.

Preferably, the axis collinear of the axis of the cylindrical section and transmission shaft 11.

Preferably, one end far from cylindrical section is equipped with the spiral shell for connecting gearshift 20 housing of transmission mechanism in the rectangular section Pit 108, and offered on the end face and protrude out to leading in gearshift 20 housing of transmission mechanism for transmission shaft 11, the first output shaft 12 Hole 107.

Preferably, the shaft of the transmission shaft 11, the first output shaft 12 and First Transition gear 18 is far from cylindrical section One end is rotated by bearing in the housing of setting gearshift transmission mechanism 20.

Preferably, the outside of two annular oil grooves 114 between adjacent two annular oil groove 114 and both ends is respectively provided with a sealing Annular groove, the closure gasket groove is interior to be equipped with sealing ring 115.

Preferably, the power take-off mechanism 30 includes rear wheel drive mechanism 30a, front-wheel drive system 30b and plug-in Mechanical driving mechanism 30c, wherein front-wheel drive system 30b and plug-in mechanical driving mechanism 30c, which have, power to be controlled to lead to Disconnected device.

Preferably, the rear wheel drive mechanism 30a includes rear axle differential, and one end of second output shaft 22 passes through umbrella Gear mechanism 39 forms transmission cooperation with rear axle differential.

Preferably, the front-wheel drive system 30b includes the first output gear 32, the second transition gear 33, second exports Gear 34 and transition axis 35；First output gear, 32 and second output shaft 22 rotates synchronously connection, second transition Gear 33 is engaged with the first output gear 32, and second output gear 34 is engaged with the second transition gear 33, and described second is defeated Go out gear 34 and clutch transmission cooperation is formed by the 5th hydraulically operated friction clutch 36 and First Transition axis 35；The First Transition Axis 35 forms transmission cooperation, the longitudinal drive shaft 38 and front axle differential by 37 and one longitudinal drive shaft 38 of Hooks coupling universal coupling Form transmission cooperation；

Preferably, the plug-in mechanical driving mechanism 30c includes third output shaft 31, the 6th hydraulically operated friction clutch 311st, the second transition axis 312 and plug-in mechanical drive shaft 315, the third output shaft 31 is rotated synchronously with transmission shaft 11 to be connected It connects, second transition axis 312 forms clutch transmission with third output shaft 31 by the 6th hydraulically operated friction clutch 311 and matches It closes, 315 and second transition axis 312 of the plug-in mechanical drive shaft forms the transmission cooperation of transmission ratio-variable.

Preferably, second input shaft 21 is hollow tubular structure, and the third output shaft 31 is from transmission shaft 11 The centre bore of end along the second input shaft 21 is through to the right end of gearshift 20 housing of transmission mechanism.

Preferably, second transition axis 312 is hollow tubular structure, and 312 empty set of the second transition axis is exported in third On axis 31.

Preferably, second transition axis 312 is equipped with 313 and the 4th output gear 314 of third output gear, and described the 3rd, the 4th output gear 313,314 is rotated synchronously with the second transition axis 312 and is connected；It is set in the plug-in mechanical drive shaft 315 There are first stud gear 316 and second stud gear 317, the first stud gear 316 is engaged with third output gear 313, Second stud gear 317 is engaged with the 4th output gear 314；317 empty set of the first stud gear 316 and second stud gear It is equipped in hanging outdoor unit tool drive shaft 315, and between first stud gear 316 and second stud gear 317 and is driven with plug-in machinery Moving axis 315 rotates synchronously the tooth hub 318 of connection, the first stud gear 316 and second stud gear 317 and 318 phase of tooth hub To side be equipped with the secondary tooth concordant with the tooth form of tooth hub 318, tooth set 319,319 edges of tooth set are set on the tooth hub 318 Axis direction is slidably matched with the composition of tooth hub 318, and the tooth covers 319 outer ring surfaces and dialled equipped with what is slided for sliding tooth set 319 Fork 310.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model Protection domain within.

Claims (2)

1. a kind of power shifting transmission shaft, it is characterised in that：The transmission shaft (11) is equipped with the first driving gear (13) and second Driving gear (14), wherein the first driving gear (13) is individual gears, the second driving gear (14) is duplicate gear；Described first Driving gear (13), the second driving gear (14) pass through first, second hydraulically operated friction clutch (17a, 17b) and transmission respectively Axis (11) forms clutch transmission；

The transmission shaft (11) is internal to offer the first filling liquid oil circuit (112), the second filling liquid oil circuit along the direction for being parallel to axis (113) and the first lubricant passage way (111), first, second filling liquid oil circuit (112,113) respectively by radially or it is oblique open up fill Fluid apertures is connected with the plunger shaft of first, second hydraulically operated friction clutch (17a, 17b)；The axial plane of transmission shaft (11) wherein one end Three annular oil grooves (114) are equipped with, three annular oil grooves (114) pass through radial through-hole and first, second filling liquid oil circuit respectively (112,113) are connected with the first lubricant passage way (111).

2. power shifting transmission shaft according to claim 1, it is characterised in that：Between adjacent two annular oil groove (114) with And a closure gasket groove is respectively provided on the outside of two annular oil grooves (114) at both ends, sealing ring (115) is equipped in the closure gasket groove.