CN221010696U - Oil supply assembly of agricultural machinery lifting mechanism - Google Patents
Oil supply assembly of agricultural machinery lifting mechanism Download PDFInfo
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- CN221010696U CN221010696U CN202322913012.0U CN202322913012U CN221010696U CN 221010696 U CN221010696 U CN 221010696U CN 202322913012 U CN202322913012 U CN 202322913012U CN 221010696 U CN221010696 U CN 221010696U
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- oil cylinder
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- electromagnetic valve
- lifting oil
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- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model is suitable for the technical field of tractors, and provides an oil supply assembly of an agricultural machinery lifting mechanism. The device comprises a main oil tank, an oil outlet of the main oil tank is connected with a hydraulic pump, the hydraulic pump is connected with a first electromagnetic valve and a second electromagnetic valve, the first electromagnetic valve is connected with a horizontal lifting oil cylinder, and the second electromagnetic valve is connected with a first vertical lifting oil cylinder and a second vertical lifting oil cylinder; a first throttle valve is arranged between the first electromagnetic valve and the horizontal lifting oil cylinder; a second throttle valve is arranged between the second electromagnetic valve and the first vertical lifting oil cylinder, and a third throttle valve is arranged between the second electromagnetic valve and the second vertical lifting oil cylinder, so that the telescopic speed of output shafts of the horizontal lifting oil cylinder, the first vertical lifting oil cylinder and the second vertical lifting oil cylinder is controlled respectively through the arrangement of the first throttle valve, the second throttle valve and the third throttle valve, and the displacement speed of the container in the horizontal direction and the vertical direction is controlled.
Description
Technical Field
The utility model is suitable for the technical field of tractors, and provides an oil supply assembly of an agricultural machinery lifting mechanism.
Background
The tractor has quite high popularity as an important power device in agricultural planting, and with the development of agricultural mechanization, the requirements of agricultural equipment on the tractor are also higher.
In the prior art, china patent application No. 2021206672563 filed on 3 months and 31 days of 2021 discloses an agricultural implement hydraulic lifting device of a tractor, which comprises an oil tank, a hydraulic pump, a lifting oil cylinder, an agricultural implement connected with the lifting oil cylinder, and a tractor hydraulic system, wherein the tractor hydraulic system comprises a flow dividing valve group, the flow dividing valve group comprises a flow dividing valve, a first reversing valve and a second reversing valve, a hydraulic pump inlet is connected with an oil tank outlet through a pipeline, a hydraulic pump outlet is connected with the flow dividing valve inlet through a pipeline and is divided into two oil supply pipelines through the flow dividing valve, one pipeline passes through the first reversing valve to the lifting oil cylinder and returns to the oil tank inlet, and the other pipeline passes through the second reversing valve to an external executing mechanism and returns to the oil tank inlet. The oil supply can be simultaneously carried out for the lifting oil cylinder and the external actuating mechanism through the flow dividing valve, so that the requirement of simultaneous work of the lifting oil cylinder and the external actuating mechanism is met.
The technical scheme has the defects that: the oil way can only control the farm tool to move up and down, but cannot control the farm tool to move left and right, and when the positioning needs left and right correction, the farm tool can be positioned only by moving the tractor wheels left and right, so that the farm tool is inconvenient.
Disclosure of utility model
In view of the above-mentioned drawbacks, an object of the present utility model is to provide an oil supply assembly for an agricultural machinery lifting mechanism, the apparatus comprising a main oil tank, an oil outlet of the main oil tank being connected to a hydraulic pump, the hydraulic pump being connected to a first solenoid valve and a second solenoid valve, the first solenoid valve being connected to a horizontal lift cylinder, the second solenoid valve being connected to a first vertical lift cylinder and a second vertical lift cylinder; a first throttle valve is arranged between the first electromagnetic valve and the horizontal lifting oil cylinder; and a second throttle valve is arranged between the second electromagnetic valve and the first vertical lifting oil cylinder, a third throttle valve is arranged between the second electromagnetic valve and the second vertical lifting oil cylinder, and the horizontal lifting oil cylinder, the first vertical lifting oil cylinder and the second vertical lifting oil cylinder flow back to the total oil tank through an oil return port of the total oil tank together.
One end of the horizontal lifting oil cylinder is fixed on a first rail, the side wall of the first rail is welded on the rear wall of the support frame, and a controller is arranged in the support frame.
The output shaft of the horizontal lifting oil cylinder is hinged with one end of the connecting rod, and the other end of the connecting rod is fixedly connected with the top of the second track.
The two ends of the bottom of the support frame are symmetrically provided with first rotating shafts, the first rotating shafts are fixedly connected with one end of a first steel wire rope, and the other end of the first steel wire rope is fixed on a second track.
The first vertical lifting oil cylinder and the second vertical lifting oil cylinder are arranged in the second track, and the first vertical lifting oil cylinder and the second vertical lifting oil cylinder are arranged oppositely.
The first vertical lifting oil cylinder and the second vertical lifting oil cylinder are respectively hinged with one end of a first hinging rod and one end of a second hinging rod, the other end of the first hinging rod is hinged with one end of a transverse plate, the other end of the second hinging rod is hinged with the other end of the transverse plate, and a container is welded at the bottom of the transverse plate.
The two ends of the bottom of the supporting frame are symmetrically provided with second rotating shafts, the second rotating shafts are fixedly connected with one end of a second steel wire rope, and the other end of the second steel wire rope is fixed on the transverse plate.
The bottom of the inside of support frame is all symmetry installs first motor and second motor, the output shaft of first motor passes the support frame and is connected with first pivot, the output shaft of second motor passes the support frame and is connected with the second pivot.
According to the utility model, the two-position three-way electromagnetic valve is arranged, the first outlet of the electromagnetic valve is connected with the horizontal lifting oil cylinder, the first outlet of the electromagnetic valve can control the expansion and contraction of the output end of the horizontal lifting oil cylinder to control the container to move in the horizontal direction, the second outlet of the electromagnetic valve is respectively connected with the first vertical lifting oil cylinder and the second vertical lifting oil cylinder, the second outlet of the electromagnetic valve controls the expansion and contraction of the output ends of the first vertical lifting oil cylinder and the second vertical lifting oil cylinder to control the angles of the first hinging rod and the second hinging rod and the horizontal direction, and accordingly the container is driven to be lifted and lowered. The oil circuit assembly realizes the correction of the container in the horizontal and vertical directions, and when the correction of the container in the horizontal direction is required, the correction is not required to be carried out by adjusting wheels;
According to the utility model, the first throttle valve, the second throttle valve and the third throttle valve are arranged to respectively control the expansion and contraction speeds of the output shafts of the horizontal lifting oil cylinder, the first vertical lifting oil cylinder and the second vertical lifting oil cylinder, so that the displacement speeds of the container in the horizontal direction and the vertical direction are controlled.
Drawings
FIG. 1 is a schematic diagram of an oil circuit assembly of the present utility model;
FIG. 2 is a schematic diagram of the structure of the utility model;
Fig. 3 is a rear view of the present utility model.
In the figure: 1-a hydraulic pump; 2-a first solenoid valve; 3-a second solenoid valve; 4-a first throttle valve; 5-a second throttle valve; 6-a third throttle valve; 7-a horizontal lifting oil cylinder; 8-a first vertical lift cylinder; 9-a second vertical lift cylinder; 10-a total oil tank; 11-a first track; 12-a second track; 13-connecting rods; 14-a first hinge lever; 15-a second hinge lever; 16-a cross plate; 17-a first wire rope; 171-a second wire rope; 18-a container; 19-supporting frames; 20-a first motor; 21-a second motor.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Referring to fig. 1, the utility model aims to provide an oil supply assembly of an agricultural machinery lifting mechanism, which comprises a total oil tank 10, wherein an oil outlet of the total oil tank 10 is connected with a hydraulic pump 1, the hydraulic pump 1 is connected with a first electromagnetic valve 2 and a second electromagnetic valve 3, the first electromagnetic valve 2 and the second electromagnetic valve 3 are two-position three-way electromagnetic valves, the first electromagnetic valve 2 is connected with a horizontal lifting oil cylinder 7, and the second electromagnetic valve 3 is connected with a first vertical lifting oil cylinder 8 and a second vertical lifting oil cylinder 9. A first throttle valve 4 is arranged between the first electromagnetic valve 2 and the horizontal lifting oil cylinder 7, and the movement speed of the horizontal lifting oil cylinder 7 is controlled through the first throttle valve 4; a second throttle valve 5 is arranged between the second electromagnetic valve 3 and the first vertical lifting oil cylinder 8, a third throttle valve 6 is arranged between the second electromagnetic valve 3 and the second vertical lifting oil cylinder 9, the second throttle valve 5 controls the movement speed of the first vertical lifting oil cylinder 8, the third throttle valve 6 controls the movement speed of the second vertical lifting oil cylinder 9, and the horizontal lifting oil cylinder 7, the first vertical lifting oil cylinder 8 and the second vertical lifting oil cylinder 9 jointly flow back to the total oil tank 10 through an oil return port of the total oil tank 10.
One end of the horizontal lifting oil cylinder 7 is fixed on a first rail 11, the first rail 11 is U-shaped, the bottom of the first rail 11 is identical to the horizontal lifting oil cylinder 7 in length, the bottom of the first rail 11 is hollow, the side wall of the first rail 11 is welded on the rear wall of a supporting frame 19, and a controller is arranged in the supporting frame 19.
An output shaft of the horizontal lifting oil cylinder 7 is hinged with one end of a connecting rod 13, and the other end of the connecting rod 13 is fixedly connected with the top of a second track 12; the first rotating shafts are symmetrically arranged at the two ends of the bottom of the supporting frame 19 and fixedly connected with one end of the first steel wire rope 17, and the other end of the first steel wire rope 17 is bound to the first through hole and the second through hole of the second track 12.
The second rail 12 is provided with a first vertical lift cylinder 8 and a second vertical lift cylinder 9 inside, and the first vertical lift cylinder 8 and the second vertical lift cylinder 9 are disposed opposite to each other.
The first vertical lifting oil cylinder 8 and the second vertical lifting oil cylinder 9 are respectively hinged with one end of a first hinging rod 14 and one end of a second hinging rod 15, the other end of the first hinging rod 14 is hinged with one end of a transverse plate 16, the other end of the second hinging rod 15 is hinged with the other end of the transverse plate 16, a container 18 is welded at the bottom of the transverse plate 16, and the container 18 is used for placing farm tools.
Second rotating shafts are symmetrically arranged at two ends of the bottom of the supporting frame 19, the second rotating shafts are fixedly connected with one end of the second steel wire rope 171, and the other end of the second steel wire rope 171 is bound with a third through hole and a fourth through hole which are formed in the transverse plate 16.
The first motor 20 and the second motor 21 are symmetrically arranged at the bottom of the inside of the supporting frame 19; an output shaft of the first motor 20 passes through the supporting frame 19 and is connected with a first rotating shaft of the first steel wire rope 17; an output shaft of the second motor 21 passes through the support frame 19 to be connected with a second rotating shaft of the second wire rope 171. The controller controls the length of the wire rope extension by controlling the first motor 20 and the second motor 21.
To sum up, in actual use, the first solenoid valve 2 is opened, the horizontal lift cylinder 7 is controlled to move on the first rail 11, the connecting rod 13 is pushed to move horizontally on the first rail 11, and the horizontal moving speed of the connecting rod 13 can be controlled by the first throttle valve 4. Opening the electromagnetic valve 3, controlling the first vertical lifting oil cylinder 8 and the second vertical lifting oil cylinder 9 to slide on the second track 12, and when the output shafts of the first vertical lifting oil cylinder 8 and the second vertical lifting oil cylinder 9 extend towards the middle, the included angle between the first hinging rod 14 and the second hinging rod 15 and the ground is increased, the container 18 moves towards the direction close to the bottom surface, and an operator puts goods into the container 18; when the output shafts of the first vertical lifting cylinder 8 and the second vertical lifting cylinder 9 move towards the two ends of the second track 12, the included angle between the first hinging rod 14 and the second hinging rod 15 and the bottom surface becomes smaller, the container 18 rises, and the goods rise along with the container 18. When the container 18 moves up and down and left and right, the controller controls the lengths of the wire ropes 17 from which the first wire rope 17 and the second wire rope 171 extend so that the container 18 is kept stable.
Of course, the present utility model is capable of other various embodiments and its several details are capable of modification and variation in light of the present utility model, as will be apparent to those skilled in the art, without departing from the spirit and scope of the utility model as defined in the appended claims.
Claims (8)
1. An agricultural machinery hoist mechanism oil feed assembly, its characterized in that: the hydraulic pump comprises a total oil tank (10), wherein an oil outlet of the total oil tank (10) is connected with a hydraulic pump (1), the hydraulic pump (1) is connected with a first electromagnetic valve (2) and a second electromagnetic valve (3), the first electromagnetic valve (2) is connected with a horizontal lifting oil cylinder (7), and the second electromagnetic valve (3) is connected with a first vertical lifting oil cylinder (8) and a second vertical lifting oil cylinder (9); a first throttle valve (4) is arranged between the first electromagnetic valve (2) and the horizontal lifting oil cylinder (7); install second choke valve (5) between second solenoid valve (3) and the first vertical lift cylinder (8), install third choke valve (6) between second solenoid valve (3) and the second vertical lift cylinder (9), horizontal lift cylinder (7), first vertical lift cylinder (8) and the vertical lift cylinder (9) of second are together through the oil return opening backward flow of total oil tank (10) to total oil tank (10).
2. The oil supply assembly of an agricultural machinery lifting mechanism according to claim 1, wherein one end of the horizontal lifting cylinder (7) is fixed on a first rail (11), a side wall of the first rail (11) is welded on a rear wall of a supporting frame (19), and a controller is arranged in the supporting frame (19).
3. The oil supply assembly of an agricultural machinery lifting mechanism according to claim 2, wherein the output shaft of the horizontal lifting cylinder (7) is hinged with one end of a connecting rod (13), and the other end of the connecting rod (13) is fixedly connected with the top of the second rail (12).
4. An agricultural machinery hoist mechanism oil feed assembly according to claim 3, characterized in that the two ends of the bottom of the supporting frame (19) are symmetrically provided with a first rotating shaft, the first rotating shaft is fixedly connected with one end of a first steel wire rope (17), and the other end of the first steel wire rope (17) is fixed on a second rail (12).
5. The agricultural lift mechanism oil supply assembly of claim 4, wherein the second rail (12) is internally provided with a first vertical lift cylinder (8) and a second vertical lift cylinder (9), the first vertical lift cylinder (8) and the second vertical lift cylinder (9) being disposed opposite one another.
6. The agricultural machinery lifting mechanism oil supply assembly according to claim 5, wherein the first vertical lifting cylinder (8) and the second vertical lifting cylinder (9) are respectively hinged with one end of a first hinging rod (14) and one end of a second hinging rod (15), the other end of the first hinging rod (14) is hinged with one end of a transverse plate (16), the other end of the second hinging rod (15) is hinged with the other end of the transverse plate (16), and a container (18) is welded at the bottom of the transverse plate (16).
7. The oil supply assembly of an agricultural machinery lifting mechanism according to claim 6, wherein two ends of the bottom of the supporting frame (19) are symmetrically provided with second rotating shafts, the second rotating shafts are fixedly connected with one end of a second steel wire rope (171), and the other end of the second steel wire rope (171) is fixed on the transverse plate (16).
8. The oil supply assembly of an agricultural machinery lifting mechanism according to claim 7, wherein a first motor (20) and a second motor (21) are symmetrically installed at the bottom of the inside of the supporting frame (19), an output shaft of the first motor (20) penetrates through the supporting frame (19) to be connected with a first rotating shaft, and an output shaft of the second motor (21) penetrates through the supporting frame (19) to be connected with a second rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322913012.0U CN221010696U (en) | 2023-10-30 | 2023-10-30 | Oil supply assembly of agricultural machinery lifting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322913012.0U CN221010696U (en) | 2023-10-30 | 2023-10-30 | Oil supply assembly of agricultural machinery lifting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221010696U true CN221010696U (en) | 2024-05-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322913012.0U Active CN221010696U (en) | 2023-10-30 | 2023-10-30 | Oil supply assembly of agricultural machinery lifting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221010696U (en) |
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2023
- 2023-10-30 CN CN202322913012.0U patent/CN221010696U/en active Active
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