CN212034766U - Hydraulic circuit of orchard organic fertilizer-chemical fertilizer layered ditching, fertilizing and earthing all-in-one machine - Google Patents
Hydraulic circuit of orchard organic fertilizer-chemical fertilizer layered ditching, fertilizing and earthing all-in-one machine Download PDFInfo
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- CN212034766U CN212034766U CN202020408285.3U CN202020408285U CN212034766U CN 212034766 U CN212034766 U CN 212034766U CN 202020408285 U CN202020408285 U CN 202020408285U CN 212034766 U CN212034766 U CN 212034766U
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Abstract
The utility model discloses an orchard fertilizer-chemical fertilizer layering ditching fertilization earthing all-in-one hydraulic circuit belongs to agricultural machine hydraulic transmission technical field. The hydraulic circuit mainly comprises a direct-acting overflow valve, a one-way valve, a three-position four-way electromagnetic directional valve, a single speed regulating valve, a flow dividing and collecting valve, a speed regulating valve, a single throttle valve, an adjustable throttle valve, a fertilizer box opening degree adjusting hydraulic cylinder, a first ditching depth adjusting hydraulic cylinder, a second ditching depth adjusting hydraulic cylinder, a fertilizer conveying hydraulic motor, a first fertilizer application hydraulic motor of an organic fertilizer, a second fertilizer application hydraulic motor of the organic fertilizer, a first opening width adjusting hydraulic cylinder of the organic fertilizer, a second opening width adjusting hydraulic cylinder of the organic fertilizer, a first ditching depth adjusting hydraulic cylinder of a fertilizer, a second ditching depth adjusting hydraulic cylinder of the fertilizer and a chassis lifting hydraulic cylinder. The utility model discloses be applied to garden fertilizer-chemical fertilizer ditching fertilization banking machine to realizing the automatically regulated of garden fertilizer ditching fertilization banking machine depth of ditching, ditching breadth and fertilization volume.
Description
Technical Field
The utility model relates to a hydraulic circuit of agricultural ditching and fertilizing machine is a hydraulic circuit of orchard fertilizer-chemical fertilizer layering ditching fertilization earthing all-in-one.
Background
A planting mode of dwarf and dense planting is commonly adopted in Xinjiang orchards, the planting row spacing is about 3.5-4.8 m, and due to the limitation of the planting row spacing and the yield efficiency, the number of the ditching and fertilizing machines suitable for the Xinjiang orchards is small. At present, manual fertilization is mainly adopted in Xinjiang orchards, and particularly, deep fertilization of solid fertilizers requires manual ditching, fertilization and soil filling, so that time and labor are wasted, the fertilizing amount is not easy to control, waste is easily caused, the labor intensity is high, the working efficiency is low, and the development of the orchard planting industry is seriously influenced and restricted. The reasonable use of chemical fertilizers and the full utilization of organic fertilizers to develop an environment-friendly fertilization system are important guarantees for the healthy development of orchards. In recent years, manual fertilization is not uniform in spreading, the fertilization precision is poor, and waste is large. Directly influence the growth and the output of crops, orchard ditching fertilizer distributor development is rapid, and neotype machinery and equipment constantly emerge, have promoted the mechanized level of orchard ditching fertilization operation by a wide margin. However, the prior mechanized ditching and fertilizing operation of the organic fertilizer has the problems of difficult regulation of ditching depth and fertilizing amount, automation of ditching and fertilizing, lower intelligent degree, insufficient power of motors for fertilizer conveying and fertilizer discharging, slow lifting of a base plate of a fertilizer box and the like.
Disclosure of Invention
The to-be-solved technical problem of the utility model is: aiming at the mechanized ditching and fertilizing operation of the orchard organic fertilizer-chemical fertilizer, a hydraulic circuit of the ditching, fertilizing and earthing machine for the orchard organic fertilizer-chemical fertilizer is provided, the hydraulic circuit can be used for adjusting the lifting of a chassis of the integrated machine for the orchard organic fertilizer-chemical fertilizer layered ditching, fertilizing and earthing, the ditching depth and the ditching width are adjustable, various organic fertilizers and chemical fertilizers can be applied, the fertilization is uniform, the fertilization width is adjustable, and the synchronous layered fertilization of the organic fertilizers and the chemical fertilizers can be realized.
A hydraulic loop of an orchard organic fertilizer-chemical fertilizer layered ditching, fertilizing and earthing integrated machine mainly comprises an oil tank (1), an oil filter (2), a gear pump (3), a direct-acting overflow valve (4), a first check valve (5), a second check valve (6), a third check valve (7), a fourth check valve (8), a fifth check valve (9), a sixth check valve (10), a first three-position four-way electromagnetic reversing valve (11), a second three-position four-way electromagnetic reversing valve (12), a third three-position four-way electromagnetic reversing valve (13), a fourth three-position four-way electromagnetic reversing valve (14), a fifth three-position four-way electromagnetic reversing valve (15), a sixth three-position four-way electromagnetic reversing valve (16), a single-phase speed regulating valve (17), a first shunting and collecting valve (18), a speed regulating valve (19), a single-phase valve (20), a second shunting and collecting valve (21), a first single-phase throttle valve (22), The device comprises a second single throttle valve (23), a third shunting and collecting valve (24), an adjustable throttle valve (25), a third single throttle valve (26), a fertilizer box opening degree adjusting hydraulic cylinder (27), a first ditching depth adjusting hydraulic cylinder (28), a second ditching depth adjusting hydraulic cylinder (29), a fertilizer conveying hydraulic motor (30), a fertilizer first fertilizing hydraulic motor (31), a fertilizer second fertilizing hydraulic motor (32), a fertilizer first opening width adjusting hydraulic cylinder (33), a fertilizer second opening width adjusting hydraulic cylinder (34), a fertilizer first ditching depth adjusting hydraulic cylinder (35), a fertilizer second ditching depth adjusting hydraulic cylinder (36), a chassis lifting hydraulic cylinder (37) and a 6-way electromagnetic reversing valve (40), wherein the corresponding oil ports of the fertilizer second ditching hydraulic motor, the chassis lifting hydraulic cylinder (37) and the 6-way electromagnetic reversing valve are connected through oil pipes to form a hydraulic loop.
The hydraulic oil tank (1) is installed at the front end of the orchard organic fertilizer-chemical fertilizer layered ditching, fertilizing and earthing all-in-one machine, the oil filter (2) is installed at the bottom of the hydraulic oil tank (1), and a rear shaft output (26) of a matched tractor drives the gear pump (3) to supply oil to the hydraulic loop.
The 6-way electromagnetic directional valve (38) is composed of 6 first three-position four-way electromagnetic directional valves (11), second three-position four-way electromagnetic directional valves (12), third three-position four-way electromagnetic directional valves (13), fourth three-position four-way electromagnetic directional valves (14), fifth three-position four-way electromagnetic directional valves (15), sixth three-position four-way electromagnetic directional valves (16), first one-way valves (5), second one-way valves (6), third one-way valves (7), fourth one-way valves (8), fifth one-way valves (9), sixth one-way valves (10) and an oil tank (1) which are connected in parallel.
The chassis lifting hydraulic cylinder (37) consists of two synchronous single-plunger cylinders, and the plungers are rigidly connected.
The first ditching depth adjusting hydraulic cylinder (28), the second ditching depth adjusting hydraulic cylinder (29), the organic fertilizer first opening width adjusting hydraulic cylinder (33), the organic fertilizer second opening width adjusting hydraulic cylinder (34), the fertilizer first ditching depth adjusting hydraulic cylinder (35) and the fertilizer second ditching depth adjusting hydraulic cylinder (36) are double-acting single-rod piston cylinders; the models of the first ditching depth adjusting hydraulic cylinder (28) and the second ditching depth adjusting hydraulic cylinder (29) are the same, the models of the first opening width adjusting hydraulic cylinder (33) and the second opening width adjusting hydraulic cylinder (34) of the organic fertilizer are the same, and the models of the first ditching depth adjusting hydraulic cylinder (35) and the second ditching depth adjusting hydraulic cylinder (36) of the chemical fertilizer are the same.
The fertilizer conveying hydraulic motor (30), the organic fertilizer first fertilizing hydraulic motor (31) and the organic fertilizer second fertilizing hydraulic motor (32) are radial plunger type double-acting hydraulic motors.
The opening degree of the fertilizer box is adjusted by the fertilizer box opening degree adjusting hydraulic cylinder (27) to be matched with the rotating speed of the fertilizer conveying hydraulic motor (30), and the fertilizing amount of the orchard organic fertilizer-chemical fertilizer ditching, fertilizing and earthing machine is adjusted in a double-variable mode.
The first ditching depth adjusting hydraulic cylinder (28), the second ditching depth adjusting hydraulic cylinder (29) and the organic fertilizer first opening width adjusting hydraulic cylinder (33), the organic fertilizer second opening width adjusting hydraulic cylinder (34) and the fertilizer first ditching depth adjusting hydraulic cylinder (35) and the fertilizer second ditching depth adjusting hydraulic cylinder (36) are mutually independent and complementarily interfere.
The rotating speeds of the first organic fertilizer application hydraulic motor (31) and the second organic fertilizer application hydraulic motor (32) are respectively regulated and controlled by the first single throttle valve (22) and the second single throttle valve (23), so that single-side or double-side fertilization and fertilization width regulation are realized.
The speed regulating valve (19) can regulate the rotating speed of the fertilizer conveying hydraulic motor (30) so as to regulate the fertilizer conveying amount, and the one-way valve (20) arranged at the oil return port of the fertilizer conveying hydraulic motor (30) can prevent the fertilizer conveying hydraulic motor (30) from reversing.
The moving speeds of the organic fertilizer first opening width adjusting hydraulic cylinder (33) and the organic fertilizer second opening width adjusting hydraulic cylinder (34) are further adjusted through the flow of the third flow dividing and collecting valve (24).
Through the control of a sixth three-position four-way electromagnetic directional valve (16) to a first ditching depth adjusting hydraulic cylinder (35) and a second ditching depth adjusting hydraulic cylinder (36) of the fertilizer, the opening and closing of a first fertilizer opening of a fertilizer box and a second fertilizer opening of the fertilizer box are further realized, and the fertilizer is conveyed to a fertilizer ditcher for fertilization through a fertilizer outlet and a fertilizer conveying pipe by means of the self weight of the fertilizer.
Drawings
Fig. 1 shows a hydraulic schematic diagram of the present invention.
Reference numerals: the oil filter comprises an oil tank (1), an oil filter (2), a gear pump (3), a direct-acting overflow valve (4), a first check valve (5), a second check valve (6), a third check valve (7), a fourth check valve (8), a fifth check valve (9), a sixth check valve (10), a first three-position four-way electromagnetic directional valve (11), a second three-position four-way electromagnetic directional valve (12), a third three-position four-way electromagnetic directional valve (13), a fourth three-position four-way electromagnetic directional valve (14), a fifth three-position four-way electromagnetic directional valve (15), a sixth three-position four-way electromagnetic directional valve (16), a single-phase speed regulating valve (17), a first shunting and current collecting valve (18), a speed regulating valve (19), a single-phase valve (20), a second shunting and current collecting valve (21), a first single-phase throttle valve (22), a second single phase throttle valve (23), a third shunting and current collecting valve (24), an adjustable throttle valve (25, A third single throttle valve (26), a fertilizer box opening degree adjusting hydraulic cylinder (27), a first ditching depth adjusting hydraulic cylinder (28), a second ditching depth adjusting hydraulic cylinder (29), a fertilizer conveying hydraulic motor (30), a first fertilizer applying hydraulic motor (31) of the fertilizer, a second fertilizer applying hydraulic motor (32) of the fertilizer, a first opening width adjusting hydraulic cylinder (33) of the fertilizer, a second opening width adjusting hydraulic cylinder (34) of the fertilizer, a first ditching depth adjusting hydraulic cylinder (35) of the fertilizer, a second ditching depth adjusting hydraulic cylinder (36) of the fertilizer, a chassis lifting hydraulic cylinder (37), a 6-way electromagnetic directional valve (38) and a power output (39) of a rear axle of the tractor.
Detailed Description
In fig. 1, the 6-way electromagnetic directional valve (40) is connected by parallel oil paths, a first working oil port (a 1) of the first three-position four-way electromagnetic directional valve (11) is connected with a rodless cavity of the fertilizer box opening degree adjusting hydraulic cylinder (27), and a second working oil port (B1) of the first three-position four-way electromagnetic directional valve (11) is connected with a rod cavity of the fertilizer box opening degree adjusting hydraulic cylinder (27) through the single speed adjusting valve (17).
A first working oil port (A2) of a second three-position four-way electromagnetic directional valve (12) is connected with an oil inlet of a first diversion flow-collecting valve (18), a rodless cavity of a first ditching depth adjusting hydraulic cylinder (28) is connected with a left side oil return port of the first diversion flow-collecting valve (18), a rodless cavity of a second ditching depth adjusting hydraulic cylinder (29) is connected with a right side oil return port of the first diversion flow-collecting valve (18), a rod cavity of the first ditching depth adjusting hydraulic cylinder (28) and a rod cavity of the second ditching depth adjusting hydraulic cylinder (29) are connected with a second working oil port (B2) of the second three-position four-way electromagnetic directional valve (12).
A first working oil port (A3) of the third three-position four-way electromagnetic directional valve (13) is connected with an oil inlet of a speed regulating valve (19), an oil outlet of the speed regulating valve (19) is connected with an oil inlet of a fertilizer conveying hydraulic motor (30), and an oil outlet of the fertilizer conveying hydraulic motor (30) is connected with a second working oil port (B3) of the third three-position four-way electromagnetic directional valve (13).
A first working oil port (A4) of a fourth three-position four-way electromagnetic directional valve (14) is connected with an oil inlet of a second shunt and flow-collecting valve (21), one path of the second shunt and flow-collecting valve (21) is connected with a fertilizing motor through a single throttle valve after being shunted, the other path of the second shunt and flow-collecting valve (24) is connected with a fertilizing breadth adjusting hydraulic cylinder, and a first fertilizing hydraulic motor (31) of an organic fertilizer, a second fertilizing hydraulic motor (32) of the organic fertilizer, a first opening breadth adjusting hydraulic cylinder (33) of the organic fertilizer and a second opening breadth adjusting hydraulic cylinder (34) of the organic fertilizer are connected in parallel.
A first working oil port (A5) of a fifth three-position four-way electromagnetic directional valve (15) is connected with an oil inlet of an adjustable throttle valve (25), an oil outlet of the adjustable throttle valve (25) is connected with a rodless cavity of a first chemical fertilizer ditching depth adjusting hydraulic cylinder (35), a rod cavity of the first chemical fertilizer ditching depth adjusting hydraulic cylinder (35) is connected with a rodless cavity of a second chemical fertilizer ditching depth adjusting hydraulic cylinder (36), and a rod cavity of the second chemical fertilizer ditching depth adjusting hydraulic cylinder (36) is connected with a second working oil port (B5) of the fifth three-position four-way electromagnetic directional valve (15).
A first working oil port (A6) of the sixth three-position four-way electromagnetic directional valve (16) is connected with the chassis lifting hydraulic cylinder (37) through a third single throttle valve (26), and a second working oil port (B6) of the sixth three-position four-way electromagnetic directional valve (16) is closed by a plug.
When a first three-position four-way electromagnetic directional valve (11), a second three-position four-way electromagnetic directional valve (12), a third three-position four-way electromagnetic directional valve (13), a fourth three-position four-way electromagnetic directional valve (14), a fifth three-position four-way electromagnetic directional valve (15) and a sixth three-position four-way electromagnetic directional valve (16) are all positioned at a middle position, hydraulic oil from an oil tank (1) sequentially passes through a first check valve (5), a second check valve (6), a third check valve (7), a fourth check valve (8), a fifth check valve (9) and a sixth check valve (10) and passes through the middle position of the first three-position four-way electromagnetic directional valve (11), the second three-position four-way electromagnetic directional valve (12), the third four-position three-way electromagnetic directional valve (13), the fourth three-position four-way electromagnetic directional valve (14), the fifth three-position four-way electromagnetic directional valve (15) and the sixth, and finally, an oil return port (T) of the first three-position four-way electromagnetic reversing valve (11), the second three-position four-way electromagnetic reversing valve (12), the third three-position four-way electromagnetic reversing valve (13), the fourth three-position four-way electromagnetic reversing valve (14), the fifth three-position four-way electromagnetic reversing valve (15) and the sixth three-position four-way electromagnetic reversing valve (16) returns to the oil tank (1), and the hydraulic loop realizes unloading.
When first tribit four-way solenoid directional valve (11) are in the left position, to fertile case opening degree regulation pneumatic cylinder (27), rodless chamber oil feed passes through in proper order: the utility model discloses a fertile case aperture regulation pneumatic cylinder (27) does not have the pole chamber of left position, first work hydraulic fluid port (A1) of first tribit four-way electromagnetic directional valve (11), the left position of oil tank (1), oil filter (2), gear pump (3), first check valve (5), first tribit four-way electromagnetic directional valve (11), fertile case aperture, has the pole chamber oil return to pass through in proper order: the device comprises a single speed regulating valve (17), a second working oil port (B1) of a first three-position four-way electromagnetic directional valve (11), a left position of the first three-position four-way electromagnetic directional valve (11), an oil return port (T1) of the first three-position four-way electromagnetic directional valve (11) and an oil tank (1), wherein at the moment, a piston rod extends out, and the opening degree of an organic fertilizer box is increased; when the first three-position four-way electromagnetic directional valve (11) is positioned at the right position, for the hydraulic cylinder (27) for adjusting the opening degree of the fertilizer box, oil enters a rod cavity, and sequentially passes through an oil tank (1), an oil filter (2), a gear pump (3), a third working oil port (P1) of the first three-position four-way electromagnetic directional valve (11), a first check valve (5), a second working oil port (B1) of the first three-position four-way electromagnetic directional valve (11), a single speed regulating valve (17) and the rod cavity of the hydraulic cylinder (27) for adjusting the opening degree of the fertilizer box, and sequentially passes through the rodless cavity oil return: a first working oil port (A1) of the first three-position four-way electromagnetic directional valve (11), a right position of the first three-position four-way electromagnetic directional valve (11), an oil return port (T1) of the first three-position four-way electromagnetic directional valve (11) and an oil tank (1); at the moment, the piston rod retracts, and the opening degree of the organic fertilizer box becomes small.
When second tribit four-way solenoid directional valve (12) are in the left position, the pressure fluid of oil tank (1) passes through in proper order: the device comprises an oil filter (2), a gear pump (3), a second one-way valve (6), a left position of a second three-position four-way electromagnetic directional valve (12), a first working oil port (A2) of the second three-position four-way electromagnetic directional valve (12), a first flow dividing and collecting valve (18), a rodless cavity of a first ditching depth adjusting hydraulic cylinder (28) and a rodless cavity of a second ditching depth adjusting hydraulic cylinder (29); the oil return of the rod cavity of the first ditching depth adjusting hydraulic cylinder (28) and the rod cavity of the second ditching depth adjusting hydraulic cylinder (29) passes through the left position of the second three-position four-way electromagnetic directional valve (12), the oil return port (T2) of the second three-position four-way electromagnetic directional valve (12) and the oil tank (1), and at the moment, the plug is retracted.
When third tribit four-way solenoid directional valve (13) are in the left position, the pressure fluid of oil tank (1) passes through in proper order: the fertilizer feeding device comprises an oil filter (2), a gear pump (3), a third check valve (7), a third working oil port (P3) of a third three-position four-way electromagnetic directional valve (13), a left position of the third three-position four-way electromagnetic directional valve (13), a first working oil port (A3) of the third three-position four-way electromagnetic directional valve (13), a speed regulating valve (19), a fertilizer feeding motor (30), a check valve (20), a second working oil port (B3) of the third three-position four-way electromagnetic directional valve (13), a left position of the third three-position four-way electromagnetic directional valve (13), an oil return port (T3) of the third three-position four-way electromagnetic directional valve (13) and an oil tank (1), wherein the fertilizer feeding motor (30) drives a fertilizer feeding chain to feed fertilizer to an opening of the fertilizer tank, and the speed regulating valve (19) regulates the rotating speed of the fertilizer feeding motor (30) so as to realize variable regulation; when the third three-position four-way electromagnetic directional valve (13) is positioned at the right position, the fertilizer conveying motor (30) does not work; the check valve (20) prevents the adjustment motor (30) from reversing.
When fourth tribit four-way solenoid directional valve (14) is in the left position, the pressure fluid of oil tank (1) passes through in proper order: the device comprises an oil filter (2), a gear pump (3), a fourth check valve (8), a third working oil port (P4) of a fourth three-position four-way electromagnetic directional valve (14), a left position of the fourth three-position four-way electromagnetic directional valve (14), a first working oil port (A4) of the fourth three-position four-way electromagnetic directional valve (14), and a second shunt and flow-collecting valve (21), wherein one way of the valve passes through a second single throttle valve (23) and a third shunt and flow-collecting valve (24) to adjust the rotating speeds of a first fertilizing motor (31) and a second fertilizing motor (32), so that the fertilizing breadth is adjusted; and the other path of the hydraulic oil enters the rodless cavities of the organic fertilizer first opening width adjusting hydraulic cylinder (33) and the organic fertilizer second opening width adjusting hydraulic cylinder (34) through the third shunting and collecting valve (24) at the same hydraulic oil flow rate so as to adjust the ditching width.
When the fifth three-position four-way electromagnetic directional valve (15) is in the left position, the pressure oil of the oil tank (1) sequentially passes through: the device comprises an oil filter (2), a gear pump (3), a fifth one-way valve (9), a third working oil port (P5) of a fifth three-position four-way electromagnetic directional valve (15), a left position of the fifth three-position four-way electromagnetic directional valve (15), a first working oil port (A5) of the fifth three-position four-way electromagnetic directional valve (15), an adjustable throttle valve (25), and a rodless cavity of a first chemical fertilizer ditching depth adjusting hydraulic cylinder (35), wherein a rod cavity of the first chemical fertilizer ditching depth adjusting hydraulic cylinder (35) passes through a rodless cavity of a second chemical fertilizer ditching depth adjusting hydraulic cylinder (36), and finally hydraulic oil in the rod cavity of the second chemical fertilizer ditching depth adjusting hydraulic cylinder (36) passes through a second working oil port (B5) of the fifth three-position four-way electromagnetic directional valve (15), an oil return port (T5) of the fifth three-position four-way electromagnetic directional valve (15), and an oil tank (1); at the moment, the opening and the closing of the first fertilizer opening and the second fertilizer opening of the fertilizer box are realized, so that the fertilizer is conveyed to the fertilizer opener for fertilizing through the fertilizer outlet and the fertilizer conveying pipe by the self weight of the fertilizer.
When the sixth three-position four-way electromagnetic directional valve (16) is positioned at the left position, for the chassis lifting hydraulic cylinder (37), oil inlet sequentially passes through: the hydraulic control system comprises an oil tank (1), an oil filter (2), a gear pump (3), a sixth one-way valve (10), a third working oil port (P6) of a sixth three-position four-way electromagnetic directional valve (16), a left position of the sixth three-position four-way electromagnetic directional valve (16), a third single throttle valve (26) and oil ports of a chassis lifting hydraulic cylinder (37), wherein at the moment, a plunger extends out, and the chassis moves upwards; when the sixth three-position four-way electromagnetic directional valve (16) is positioned at the right position, the return oil sequentially passes through the third single throttle valve (26), the right position of the sixth three-position four-way electromagnetic directional valve (16), the oil return port (T) of the sixth three-position four-way electromagnetic directional valve (16) and the oil tank (1), and at the moment, the plunger falls back by means of the self gravity of the organic fertilizer-fertilizer applicator.
Claims (2)
1. The utility model provides an orchard fertilizer-chemical fertilizer layering ditching fertilization earthing all-in-one hydraulic circuit, characterized by mainly includes: the oil filter mainly comprises an oil tank (1), an oil filter (2), a gear pump (3), a direct-acting overflow valve (4), a first check valve (5), a second check valve (6), a third check valve (7), a fourth check valve (8), a fifth check valve (9), a sixth check valve (10), a first three-position four-way electromagnetic directional valve (11), a second three-position four-way electromagnetic directional valve (12), a third three-position four-way electromagnetic directional valve (13), a fourth three-position four-way electromagnetic directional valve (14), a fifth three-position four-way electromagnetic directional valve (15), a sixth three-position four-way electromagnetic directional valve (16), a single-item speed regulating valve (17), a first shunting and collecting valve (18), a speed regulating valve (19), a single-item valve (20), a second shunting and collecting valve (21), a first single-item throttle valve (22), a second single-item throttle valve (23), a third shunting and collecting valve (24), an adjustable throttle valve (25), The device comprises a third single throttle valve (26), a fertilizer box opening degree adjusting hydraulic cylinder (27), a first ditching depth adjusting hydraulic cylinder (28), a second ditching depth adjusting hydraulic cylinder (29), a fertilizer conveying hydraulic motor (30), a first fertilizer applying hydraulic motor (31) of the fertilizer, a second fertilizer applying hydraulic motor (32) of the fertilizer, a first opening width adjusting hydraulic cylinder (33) of the fertilizer, a second opening width adjusting hydraulic cylinder (34) of the fertilizer, a first ditching depth adjusting hydraulic cylinder (35) of the fertilizer, a second ditching depth adjusting hydraulic cylinder (36) of the fertilizer, a chassis lifting hydraulic cylinder (37), and a 6-way electromagnetic directional valve (40) which is connected with corresponding oil ports of the electromagnetic directional valve through oil pipes to form a hydraulic loop.
2. The hydraulic circuit of the orchard organic fertilizer-chemical fertilizer layered ditching, fertilizing and earthing integrated machine according to claim 1, is characterized in that the connection conditions of the elements of the hydraulic circuit are as follows: the 6-way electromagnetic directional valve (40) is connected by adopting parallel oil ways, a first working oil port (A1) of a first three-position four-way electromagnetic directional valve (11) is connected with a rodless cavity of the fertilizer box opening degree adjusting hydraulic cylinder (27), and a second working oil port (B1) of the first three-position four-way electromagnetic directional valve (11) is connected with a rod cavity of the fertilizer box opening degree adjusting hydraulic cylinder (27) through a single speed regulating valve (17); a first working oil port (A2) of a second three-position four-way electromagnetic directional valve (12) is connected with an oil inlet of a first diversion flow-collecting valve (18), a rodless cavity of a first ditching depth adjusting hydraulic cylinder (28) is connected with a left oil return port of the first diversion flow-collecting valve (18), a rodless cavity of a second ditching depth adjusting hydraulic cylinder (29) is connected with a right oil return port of the first diversion flow-collecting valve (18), a rod cavity of the first ditching depth adjusting hydraulic cylinder (28) and a rod cavity of the second ditching depth adjusting hydraulic cylinder (29) are connected with a second working oil port (B2) of the second three-position four-way electromagnetic directional valve (12); a first working oil port (A3) of the third three-position four-way electromagnetic directional valve (13) is connected with an oil inlet of a speed regulating valve (19), an oil outlet of the speed regulating valve (19) is connected with an oil inlet of a fertilizer conveying hydraulic motor (30), and an oil outlet of the fertilizer conveying hydraulic motor (30) is connected with a second working oil port (B3) of the third three-position four-way electromagnetic directional valve (13); a first working oil port (A4) of a fourth three-position four-way electromagnetic directional valve (14) is connected with an oil inlet of a second shunt and current collecting valve (21), after the second shunt and current collecting valve (21) shunts, one path of the second shunt and current collecting valve is connected with a fertilization motor through a single throttle valve, the other path of the second shunt and current collecting valve is connected with a fertilization breadth adjusting hydraulic cylinder after passing through a third shunt and current collecting valve (24), and an organic fertilizer first fertilization hydraulic motor (31), an organic fertilizer second fertilization hydraulic motor (32), an organic fertilizer first opening breadth adjusting hydraulic cylinder (33) and an organic fertilizer second opening breadth adjusting hydraulic cylinder (34) are connected in parallel; a first working oil port (A5) of a fifth three-position four-way electromagnetic directional valve (15) is connected with an oil inlet of an adjustable throttle valve (25), an oil outlet of the adjustable throttle valve (25) is connected with a rodless cavity of a first chemical fertilizer ditching depth adjusting hydraulic cylinder (35), a rod cavity of the first chemical fertilizer ditching depth adjusting hydraulic cylinder (35) is connected with a rodless cavity of a second chemical fertilizer ditching depth adjusting hydraulic cylinder (36), and a rod cavity of the second chemical fertilizer ditching depth adjusting hydraulic cylinder (36) is connected with a second working oil port (B5) of the fifth three-position four-way electromagnetic directional valve (15); a first working oil port (A6) of the sixth three-position four-way electromagnetic directional valve (16) is connected with the chassis lifting hydraulic cylinder (37) through a third single throttle valve (26), and a second working oil port (B6) of the sixth three-position four-way electromagnetic directional valve (16) is closed by a plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020408285.3U CN212034766U (en) | 2020-03-27 | 2020-03-27 | Hydraulic circuit of orchard organic fertilizer-chemical fertilizer layered ditching, fertilizing and earthing all-in-one machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020408285.3U CN212034766U (en) | 2020-03-27 | 2020-03-27 | Hydraulic circuit of orchard organic fertilizer-chemical fertilizer layered ditching, fertilizing and earthing all-in-one machine |
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| CN212034766U true CN212034766U (en) | 2020-12-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112492943A (en) * | 2020-12-15 | 2021-03-16 | 塔里木大学 | Orchard traction type double-fertilizer-box variable fertilizer applicator and fertilizing method |
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2020
- 2020-03-27 CN CN202020408285.3U patent/CN212034766U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112492943A (en) * | 2020-12-15 | 2021-03-16 | 塔里木大学 | Orchard traction type double-fertilizer-box variable fertilizer applicator and fertilizing method |
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