CN204870532U - Multi -functional farmland operation mechanization's hydraulic drive system - Google Patents
Multi -functional farmland operation mechanization's hydraulic drive system Download PDFInfo
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- CN204870532U CN204870532U CN201520667727.5U CN201520667727U CN204870532U CN 204870532 U CN204870532 U CN 204870532U CN 201520667727 U CN201520667727 U CN 201520667727U CN 204870532 U CN204870532 U CN 204870532U
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Abstract
The utility model discloses a multi -functional farmland operation mechanization's hydraulic drive system belongs to the farmland operation mechanization field. The utility model discloses a multi -functional farmland operation mechanization's hydraulic drive system, including main pump, walking motor, auxiliary pump, steering mechanism, reserve motor, hydraulic tank and prime mover, prime mover is connected with main pump and auxiliary pump respectively, and main pump and auxiliary pump all are connected with hydraulic tank, two at least walking motors of main pump drive, two at least walking motors all are connected with hydraulic tank, auxiliary pump separately -driven steering mechanism and reserve motor, steering mechanism and reserve motor all are connected with hydraulic tank. The utility model discloses make farmland operation mechanization's actuating system simple structure, operational reliability higher.
Description
Technical field
The utility model belongs to farm working machinery field, is mainly various walking machine, as rice transplanter, fortune seedling car, distribution vehicle etc., more particularly, relates to a kind of fluid power system of multi-functional farmland working machine.
Background technology
Along with the input subsidies that country strengthens agricultural, modern farm working machinery is entering in the hand of peasant.The appearance of farm working machinery solves the deficiency of labour power, improves the precision of production efficiency and agricultural.Farm working machinery is the tool of production important in agricultural production, is one of important means guaranteeing the good harvest of agricultural high yield.The sorting technique of farm working machinery, generally can be divided into by power used: manpower farm working machinery, animal power farm working machinery, low-power farm working machinery, tractor farm working machinery, self-propelled farmland Work machine, aviation farm working machinery.Can be divided into according to the method using material: rice transplanter, fortune seedling car, distribution vehicle, spraying machine, duster, soil processing machine, seed processing machine and spread granulator etc.
At present, domestic, the farm working machinery of outer existing production and application mainly mechanically drives, such as patent publication No.: CN103444291A, publication date: on December 18th, 2013, invention and created name is: a kind of four-wheel farm working machinery adopting speed changing box for walking tractor, this application case discloses a kind of four-wheel farm working machinery adopting speed changing box for walking tractor, comprise frame, be fixedly mounted on the driving engine of frame front end, the change speed gear box being fixedly mounted on frame rear end and the steering wheel arranged between the engine and the gearbox, frame below driving engine is provided with front-wheel, change speed gear box is speed changing box for walking tractor, the power intake of change speed gear box is connected with the large flywheel of driving engine by belt pulley, the mouth of change speed gear box installs trailing wheel, the upper end of change speed gear box fixedly mounts driver seat by support.The Work machine structure of this application case is simple, reasonable in design, makes full use of the change speed gear box of existing walker tractor.But, above-mentioned farm working machinery generally adopts the type of belt drive such as change speed gear box, transmission shaft, gear, belt wheel or sprocket wheel, structure bulky is complicated, and required drive is larger during farmland operation, operation is carried out in the farm environment of complexity, be easy to, because overload causes fault, cause product reliability of operation to be affected.
Utility model content
1. the utility model technical matters that will solve
The purpose of this utility model is to overcome the deficiency that existing farm working machinery structure bulky is complicated, serviceability is poor, provide a kind of fluid power system of multi-functional farmland working machine, such that the driving system structure of farm working machinery is simple, serviceability is higher.
2. technical scheme
For achieving the above object, the technical scheme that the utility model provides is:
The fluid power system of multi-functional farmland working machine of the present utility model, comprises main pump, running motor, auxiliary pump, steering hardware, motor for subsequent use, hydraulic reservoir and primary mover;
Described primary mover is connected with auxiliary pump with main pump respectively, and main pump is all connected with hydraulic reservoir with auxiliary pump; Main pump drives at least two running motors, and at least two running motors are all connected with hydraulic reservoir; Auxiliary pump drives steering hardware and motor for subsequent use respectively, and steering hardware is all connected with hydraulic reservoir with motor for subsequent use.
Further improve as the utility model, described main pump is Closed Hydraulic Variable plunger pump, and auxiliary pump is hydraulic gear pump.
Further improve as the utility model, described running motor is hydraulic variable flow piston motor.
Further improve as the utility model, the quantity of described running motor is four, four running motor parallel connections.
Further improve as the utility model, the quantity of described motor for subsequent use is two, and two motors for subsequent use are in parallel.
Further improve as the utility model, described steering hardware comprises front steering mechanism and rear steering mechanism, front steering mechanism and rear steering mechanisms in series.
Further improve as the utility model, installed rows travelling wheel on described running motor.
Further improve as the utility model, the width≤20cm of described running motor.
Further improve as the utility model, two motors for subsequent use are gerotor motor, and one of them motor for subsequent use is for spraying medicine, and another motor for subsequent use is used for fertilising.
Further improve as the utility model, described primary mover is spark ignition engine or diesel engine.
3. beneficial effect
The technical scheme adopting the utility model to provide, compared with prior art, has following beneficial effect:
(1) fluid power system of multi-functional farmland working machine of the present utility model, adopt the mode of full hydraulic drive, reliable transmission, manipulation facilitate, system architecture is simple, avoid the structure bulky complicated phenomenon that type of belt drive such as adopting change speed gear box, transmission shaft, gear, belt wheel or sprocket wheel causes, and each parts all adopt standardized component, Awaiting Parts is easy to get, easy to maintenance; Simultaneously; the fluid power system of multi-functional farmland working machine of the present utility model; there is no the complicated machinery transmission device of conventional farm working machinery; but adopt the mode of full hydraulic drive; due to the overload protection function of hydraulic efficiency pressure system; can not damage associated components when meeting obstacle and overload occurring, product reliability of operation is higher.
(2) fluid power system of multi-functional farmland working machine of the present utility model, reasonable in design, principle is simple, is convenient to promote the use of.
Accompanying drawing explanation
Fig. 1 is the structural representation of the fluid power system of multi-functional farmland working machine of the present utility model.
Label declaration in schematic diagram: 1, main pump; 2, running motor; 3, auxiliary pump; 4, steering hardware; 5, motor for subsequent use; 6, hydraulic reservoir; 7, primary mover.
Detailed description of the invention
For understanding content of the present utility model further, in conjunction with the accompanying drawings and embodiments the utility model is described in detail.
Embodiment 1
Composition graphs 1, the fluid power system of the multi-functional farmland working machine of the present embodiment, comprises main pump 1, running motor 2, auxiliary pump 3, steering hardware 4, motor for subsequent use 5, hydraulic reservoir 6 and primary mover 7, and primary mover 7 is spark ignition engine.Auxiliary pump 3 is hydraulic gear pump.Primary mover 7 is connected with auxiliary pump 3 with main pump 1 respectively, and main pump 1 is all connected with hydraulic reservoir 6 with auxiliary pump 3.Main pump 1 to drive on four running motor 2, four running motors 2 in parallel installed rows travelling wheel respectively, and four running motors 2 are all connected with hydraulic reservoir 6; Drive four road wheels with four running motors 2, as the travel-driving mechanism of this farm working machinery, meanwhile, regulate the rotating speed of running motor 2 by the uninterrupted and turnover direction controlling the hydraulic oil of main pump 1 and turn to.Auxiliary pump 3 drives steering hardware 4 and motor for subsequent use 5 respectively, and steering hardware 4 is all connected with hydraulic reservoir 6 with motor 5 for subsequent use; Steering hardware 4 is for this farm working machinery turning in the process of moving, and other additional functions that motor 5 for subsequent use realizes for this farm working machinery provide power.
The fluid power system of the multi-functional farmland working machine of the present embodiment, adopt the mode of full hydraulic drive, reliable transmission, manipulation facilitate, system architecture is simple, avoid the structure bulky complicated phenomenon that type of belt drive such as adopting change speed gear box, transmission shaft, gear, belt wheel or sprocket wheel causes, and each parts all adopt standardized component, Awaiting Parts is easy to get, easy to maintenance; Simultaneously; the fluid power system of the multi-functional farmland working machine of the present embodiment; there is no the complicated machinery transmission device of conventional farm working machinery; but adopt the mode of full hydraulic drive; due to the overload protection function of hydraulic efficiency pressure system; can not damage associated components when meeting obstacle and overload occurring, product reliability of operation is higher.
Embodiment 2
The fluid power system of the multi-functional farmland working machine of the present embodiment is substantially the same manner as Example 1, its difference is: main pump 1 adopts Closed Hydraulic Variable plunger pump, because in closed system, the oil inlet of Hydraulic Pump is directly connected with the oil return pipe of power element, power fluid is integrated structure at current closed system controllable capacity pump, slippage pump and repairing, overflow, control waits duty valve group to be integrated on Hydraulic Pump, pipeline is connected and becomes simple, not only reduce installing space, and decrease and connect by pipeline the leakage and pipe vibration that cause, improve the reliability of system, simplify operating process.In sum, in the present embodiment, main pump 1 adopts Closed Hydraulic Variable plunger pump, and compared to open hydraulic Variable plunger pump, its volume reduces greatly, and fault rate reduces greatly.
Embodiment 3
The fluid power system of the multi-functional farmland working machine of the present embodiment is substantially the same manner as Example 1, its difference is: running motor 2 is hydraulic variable flow piston motor, because running motor 2 adopts hydraulic variable flow piston motor, therefore, it is less that the width of each running motor 2 can design, in the present embodiment, the width of each running motor 2 is 20cm, because this farm working machinery operates mainly in farmland, by the width of each running motor 2 for being designed to 20cm, be conducive to the protection to crops in farmland, avoid this farm working machinery in the process of moving because running motor 2 width is excessive damaging the phenomenon in crops.Further, in the present embodiment, four running motors 2 are all connected with road wheel by a pair bevel gear, running motor 2 realizes reduction of speed rear drive road wheel by a pair bevel gear, thus running motor 2 can be made to be arranged on the top of road wheel, thus considerably increase the terrain clearance of this farm working machinery, avoid this farm working machinery to damage the phenomenon in crops in the process of moving.
Embodiment 4
The fluid power system of the multi-functional farmland working machine of the present embodiment is substantially the same manner as Example 1, its difference is: the quantity of motor 5 for subsequent use is two, two motors 5 for subsequent use are in parallel, and two motors 5 for subsequent use are gerotor motor, one of them motor 5 for subsequent use is for spraying medicine, and another motor 5 for subsequent use is for fertilising.In the present embodiment, motor 5 for subsequent use is designed to gerotor motor, has expanded the using function of this farm working machinery, make it to multifunction future development.It is emphasized that the quantity of motor 5 for subsequent use in the utility model is not limited to two, the motor for subsequent use 5 of more than three and three can also be set, each motor 5 for subsequent use as the propulsion source of difference in functionality parts, to make this farm working machinery functional diversities.
Embodiment 5
The fluid power system of the multi-functional farmland working machine of the present embodiment is substantially the same manner as Example 1, its difference is: steering hardware 4 comprises front steering mechanism and rear steering mechanism, front steering mechanism and rear steering mechanisms in series, use auxiliary pump 3 can drive respectively, control front steering mechanism and rear steering mechanism, improve the alerting ability that this farm working machinery turns in the process of moving, enhance the manoevreability of this farm working machinery entirety.
Further, in the present embodiment, connecting tube between each running motor 2 and main pump 1 is equipped with hydraulic valve, and be equipped with power-transfer clutch between each running motor 2 and its road wheel driven, accordingly, the farm working machinery of this four wheel drive becomes three-wheel, two to take turns or a wheel drive by operational transition, has adapted to the demand of different road conditions, substantially increases alerting ability and the manoevreability of this farm working machinery traveling.Concrete use procedure is, makes the hydraulic valve on certain running motor 2 be in closed condition, can block this oil circuit, this running motor 2 is not because being rotated by fuel feeding, but now, corresponding power-transfer clutch is in released state, corresponding line travelling wheel is made still can freely to be driven by farm working machinery and rotate.
Embodiment 6
The fluid power system of the multi-functional farmland working machine of the present embodiment is substantially the same manner as Example 1, and its difference is: primary mover 7 is diesel engine, and compared to spark ignition engine, the powerful of diesel engine, use cost is relatively low.
Further, in the present embodiment, the top of road wheel is provided with Shock absorber, and Shock absorber can absorb road wheel and run into vibrations caused by concave-convex road surface, improves the stability that this farm working machinery travels, makes this farm working machinery ride comfort.
Schematically above be described the utility model and embodiment thereof, this description does not have restricted, and also just one of the embodiment of the present utility model shown in accompanying drawing, actual structure is not limited thereto.So, if those of ordinary skill in the art enlightens by it, when not departing from the utility model and creating aim, design the frame mode similar to this technical scheme and embodiment without creationary, protection domain of the present utility model all should be belonged to.
Claims (10)
1. the fluid power system of a multi-functional farmland working machine, comprise primary mover (7), it is characterized in that: also comprise main pump (1), running motor (2), auxiliary pump (3), steering hardware (4), motor for subsequent use (5) and hydraulic reservoir (6);
Described primary mover (7) is connected with auxiliary pump (3) with main pump (1) respectively, and main pump (1) is all connected with hydraulic reservoir (6) with auxiliary pump (3); Main pump (1) drives at least two running motors (2), and at least two running motors (2) are all connected with hydraulic reservoir (6); Auxiliary pump (3) drives steering hardware (4) and motor for subsequent use (5) respectively, and steering hardware (4) is all connected with hydraulic reservoir (6) with motor for subsequent use (5).
2. the fluid power system of multi-functional farmland working machine according to claim 1, is characterized in that: described main pump (1) is Closed Hydraulic Variable plunger pump, and auxiliary pump (3) is hydraulic gear pump.
3. the fluid power system of multi-functional farmland working machine according to claim 1, is characterized in that: described running motor (2) is hydraulic variable flow piston motor.
4. the fluid power system of multi-functional farmland working machine according to claim 1, is characterized in that: the quantity of described running motor (2) is four, and four running motors (2) are in parallel.
5. the fluid power system of multi-functional farmland working machine according to claim 1, is characterized in that: the quantity of described motor for subsequent use (5) is two, and two motors for subsequent use (5) are in parallel.
6. the fluid power system of multi-functional farmland working machine according to claim 1, is characterized in that: described steering hardware (4) comprises front steering mechanism and rear steering mechanism, front steering mechanism and rear steering mechanisms in series.
7. the fluid power system of multi-functional farmland working machine according to claim 1, is characterized in that: the upper installed rows travelling wheel of described running motor (2).
8. the fluid power system of multi-functional farmland working machine according to claim 3, is characterized in that: the width≤20cm of described running motor (2).
9. the fluid power system of multi-functional farmland working machine according to claim 5, it is characterized in that: two motors for subsequent use (5) are gerotor motor, one of them motor for subsequent use (5) is for spraying medicine, and another motor for subsequent use (5) is for fertilising.
10. the fluid power system of the multi-functional farmland working machine according to claim 1 ~ 9 any one, is characterized in that: described primary mover (7) is spark ignition engine or diesel engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520667727.5U CN204870532U (en) | 2015-08-31 | 2015-08-31 | Multi -functional farmland operation mechanization's hydraulic drive system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520667727.5U CN204870532U (en) | 2015-08-31 | 2015-08-31 | Multi -functional farmland operation mechanization's hydraulic drive system |
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| Publication Number | Publication Date |
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| CN204870532U true CN204870532U (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520667727.5U Expired - Fee Related CN204870532U (en) | 2015-08-31 | 2015-08-31 | Multi -functional farmland operation mechanization's hydraulic drive system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106994898A (en) * | 2017-04-17 | 2017-08-01 | 和县农坛机械厂 | A kind of hydraulic travel system of fertilization pesticide spraying agricultural machinery |
| CN109624702A (en) * | 2018-11-29 | 2019-04-16 | 江苏悦达专用车有限公司 | A kind of multifunctional motor-driven fluid power system |
-
2015
- 2015-08-31 CN CN201520667727.5U patent/CN204870532U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106994898A (en) * | 2017-04-17 | 2017-08-01 | 和县农坛机械厂 | A kind of hydraulic travel system of fertilization pesticide spraying agricultural machinery |
| CN109624702A (en) * | 2018-11-29 | 2019-04-16 | 江苏悦达专用车有限公司 | A kind of multifunctional motor-driven fluid power system |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20180831 |
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| CF01 | Termination of patent right due to non-payment of annual fee |