CN207673830U - Power output device before a kind of tractor - Google Patents

Abstract

The utility model discloses power output device before a kind of tractor, including bearing block, hydraulic motor and cabinet, the inside of the cabinet is equipped with input shaft by bearing, the input terminal of the input shaft is equipped with hydraulic motor output shaft by bearing, the input terminal of the hydraulic motor output shaft is equipped with hydraulic motor by bolt, the surface of the input shaft is equipped with input gear, cabinet inside below the input shaft is equipped with idler shaft by bearing, the surface of the idler shaft is equipped with idle gear, the idle gear is engaged with input gear, cabinet inside below the idler shaft is equipped with output shaft by bearing, the surface of the output shaft is equipped with output gear.The advantages that the utility model makes the present apparatus have mechanism simple during preceding power output by being provided with a series of structure, easy to operate, delivery efficiency height and good effect.

Description

Power output device before a kind of tractor

Technical field

The utility model is related to preceding power output device technical field, power output device before specially a kind of tractor.

Background technology

Currently, power output device belongs to blank before domestic existing tractor, not no ripe preceding power output device, With being continuously increased for tractor agricultural machinery and implement, power output device needs are gradually brought into schedule before tractor, such as existing Backpack wheat combine, Backpack corn combine are generally from rear power output power taking, by complicated transmission Circuit arrives before tractor again, cumbersome complicated and ineffective, neither economical and practical, and increases manufacture difficulty, institute Meet the needs of modern agricultural production to need to manufacture before a tractor simple in structure, easy to use power plant, this Utility model can fill up this blank, the device of power before being provided for modern agricultural production.

Utility model content

The purpose of this utility model is to provide power output device before a kind of tractor, to solve in above-mentioned background technology The problem of proposition.

To achieve the above object, the utility model provides the following technical solutions：Power output device before a kind of tractor, packet Bearing block, hydraulic motor and cabinet are included, the inside of the cabinet is equipped with input shaft, the input terminal of the input shaft by bearing Hydraulic motor output shaft is installed by bearing, the input terminal of the hydraulic motor output shaft is equipped with hydraulic pressure horse by bolt It reaches, the surface of the input shaft is equipped with input gear, and the cabinet inside below the input shaft is equipped with idle pulley by bearing The surface of axis, the idler shaft is equipped with idle gear, and the idle gear is engaged with input gear, the cabinet below the idler shaft Inside is equipped with output shaft by bearing, and the surface of the output shaft is equipped with output gear, the output gear and idle gear Engagement, the side of the output shaft is equipped with concave wheel, and concave wheel is fixedly connected with synchronous rotation with output gear, is set in the concave wheel It is equipped with shift fork, the side of the shift fork is equipped with shift fork axle, and one end of shift fork axle extends to the outside of cabinet, on the shift fork It is provided with shift fork arm, the shift fork arm is internally provided with intake chute, and the input terminal of the intake chute is provided with lubricant storehouse, institute That states lubricant storehouse is internally provided with drain ball.

Preferably, shank is installed on the shift fork.

Preferably, reinforcing rib is installed between the shift fork arm and lubricant storehouse.

Preferably, the both ends of the shift fork arm are all provided with advance ball.

Preferably, the surface of the hydraulic motor output shaft is provided with axle sleeve.

Compared with prior art, the utility model has the beneficial effects that：Power output device passes through installation before the tractor There is hydraulic motor, control can be adjusted to the rotating speed of equipment by adjusting the fuel supply flow rate of hydraulic motor, is passed instead of slowing down The use of dynamic case and complicated deceleration circuit is more simple and practical, by the way that shifting fork structure, output gear and output shaft is arranged, can pass through behaviour Making shift fork axle drives shift fork domination concave wheel in axial direction to move, and concave wheel drives output gear to be moved axially along output shaft simultaneously, When output gear is no longer engaged with idle pulley, power output is interrupted, and negative direction stirs shift fork axle, can make output gear again It is engaged with idle pulley, continues to realize power output, it is easy to operate, it can directly be connected with the output shaft of power source by power input shaft It connects, improves the reliability of transmission, avoid occurring the problems such as skidding, reducing power loss can be subtracted by being equipped with advance ball Small shift fork contacts friction with concave wheel, by being provided with lubricant storehouse, can carry out storing to lubricant while will be moistened by intake chute Lubrication prescription export, which is lubricated shift fork machine, increases shift fork service life.

Description of the drawings

Fig. 1 is the internal structure schematic diagram of the utility model；

Fig. 2 is the shift fork internal structure schematic diagram of the utility model；

Fig. 3 is the shift fork outside drawing of the utility model.

In figure：1- bearing blocks；2- axle sleeves；3- hydraulic motors；4- shift fork axles；5- output shafts；6- output gears；7- idle pulleys Axis；8- idle gears；9- input shafts；10- input gears；11- cabinets；12- shift forks；13- bearings；14- hydraulic motor output shafts； 15- shanks；16- drain balls；17- lubricants storehouse；18- intake chutes；19- reinforcing ribs；20- shift fork arms；21- advance balls；22- Concave wheel.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.

- 3 are please referred to Fig.1, a kind of embodiment provided by the utility model：Power output device before a kind of tractor, including The inside of bearing block 1, hydraulic motor 3 and cabinet 11, cabinet 11 is equipped with input shaft 9, the input terminal of input shaft 9 by bearing 13 Hydraulic motor output shaft 14 is installed by bearing 13, the surface of hydraulic motor output shaft 14 is provided with axle sleeve 2, and hydraulic motor is defeated The input terminal of shaft 14 is equipped with hydraulic motor 3 by bolt, this hydraulic motor model can be ZGY-370 hydraulic motors, can lead to Control is adjusted to the rotating speed of equipment in the fuel supply flow rate for crossing adjustment hydraulic motor 3, instead of speed reducing transmission case and complicated deceleration The use of circuit is more simple and practical, and the surface of input shaft 9 is equipped with input gear 10, and 11 inside of cabinet of 9 lower section of input shaft is logical It crosses bearing 13 and idler shaft 7 is installed, the surface of idler shaft 7 is equipped with idle gear 8, and idle gear 8 is engaged with input gear 10, idle pulley Output shaft 5 is equipped with by bearing 13 inside the cabinet 11 of 7 lower section of axis, the surface of output shaft 5 is equipped with output gear 6, output Gear 6 and idle gear 8 engage, and the side of output shaft 5 is equipped with concave wheel 22, and concave wheel 22 be fixedly connected with output gear 6 it is synchronous It rotates, shift fork 12 is provided in concave wheel 22, drive the domination of shift fork 12 concave wheel 22 in axial direction to move by operating shift fork axle 4, Concave wheel 22 drives output gear 10 to be moved axially along output shaft 9 simultaneously, when output gear 10 is no longer engaged with idle gear 8, moves Power output is interrupted more convenient operation, shank 15 is equipped on shift fork 12, the side of shift fork 12 is equipped with shift fork axle 4, and dials One end of fork shaft 4 extends to the outside of cabinet 11, and shift fork arm 20 is provided on shift fork 12, and the both ends of shift fork arm 20 are all provided with cunning Dynamic ball 21, can reduce shift fork 12 and contact friction with concave wheel 22, shift fork arm 20 is internally provided with intake chute 18, intake chute 18 Input terminal is provided with lubricant storehouse 17, is equipped with reinforcing rib 19 between shift fork arm 20 and lubricant storehouse 17, lubricant storehouse 17 it is interior Portion is provided with drain ball 16.

Operation principle：It is checked firstly the need of to it using before this preceding power output device, checks that all parts are No intact inspection finishes rear and can be used, and device is fixed on the specified corresponding position startup hydraulic motor 3 of tractor and passes through liquid Pressure motor adjusts equipment rotating speed, and hydraulic motor 3 is with hydrodynamic pressure output shaft 14 successively band driven input shaft 9, input gear 10, idle gear 8, idler shaft 7, output shaft 6 and output gear are driven, and drive shift fork 12 to dominate concave wheel 22 in an axial direction by operating shift fork axle 4 Direction move, concave wheel 22 drive simultaneously output gear 10 along output shaft 9 axial movement, when output gear 10 no longer with idle gear 8 When engagement, power output is interrupted, and negative direction stirs shift fork axle 4, and output gear 10 can be made to be engaged again with idle gear 8, after Continue and realize power output, drain ball 16, which rolls, in 12 motion process of shift fork makes fluid guidance port unlatching that lubricant is passed through intake chute 18 Export is lubricated.

It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this practicality is new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing in the equivalent requirements of the claims will be fallen All changes in justice and range are embraced therein.Any reference numeral in claim should not be considered as limitation Involved claim.

Claims (5)

1. power output device before a kind of tractor, including bearing block（1）, hydraulic motor（3）And cabinet（11）, feature exists In：The cabinet（11）Inside pass through bearing（13）Input shaft is installed（9）, the input shaft（9）Input terminal pass through axis It holds（13）Hydraulic motor output shaft is installed（14）, the hydraulic motor output shaft（14）Input terminal liquid is equipped with by bolt Pressure motor（3）, the input shaft（9）Surface input gear is installed（10）, the input shaft（9）The cabinet of lower section（11）It is interior Portion passes through bearing（13）Idler shaft is installed（7）, the idler shaft（7）Surface idle gear is installed（8）, the idle gear （8）With input gear（10）Engagement, the idler shaft（7）The cabinet of lower section（11）Inside passes through bearing（13）Output shaft is installed （5）, the output shaft（5）Surface output gear is installed（6）, the output gear（6）And idle gear（8）Engagement, it is described Output shaft（5）Side concave wheel is installed（22）, and concave wheel（22）With output gear（6）It is fixedly connected with synchronous rotation, it is described recessed Wheel（22）On be provided with shift fork（12）, the shift fork（12）Side shift fork axle is installed（4）, and shift fork axle（4）One end prolong Extend to cabinet（11）Outside, the shift fork（12）On be provided with shift fork arm（20）, the shift fork arm（20）Be internally provided with Intake chute（18）, the intake chute（18）Input terminal be provided with lubricant storehouse（17）, the lubricant storehouse（17）Inside set It is equipped with drain ball（16）.

2. power output device before a kind of tractor according to claim 1, it is characterised in that：The shift fork（12）Upper peace Equipped with shank（15）.

3. power output device before a kind of tractor according to claim 1, it is characterised in that：The shift fork arm（20）With Lubricant storehouse（17）Between reinforcing rib is installed（19）.

4. power output device before a kind of tractor according to claim 1, it is characterised in that：The shift fork arm（20）'s Both ends are all provided with advance ball（21）.

5. power output device before a kind of tractor according to claim 1, it is characterised in that：The hydraulic motor output Axis（14）Surface be provided with axle sleeve（2）.