CN221023167U - Hydraulic damping system assembly - Google Patents
Hydraulic damping system assembly Download PDFInfo
- Publication number
- CN221023167U CN221023167U CN202321935227.6U CN202321935227U CN221023167U CN 221023167 U CN221023167 U CN 221023167U CN 202321935227 U CN202321935227 U CN 202321935227U CN 221023167 U CN221023167 U CN 221023167U
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- Prior art keywords
- oil
- oil tank
- system assembly
- auxiliary
- shock absorbing
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- 238000013016 damping Methods 0.000 title claims abstract description 23
- 230000003139 buffering effect Effects 0.000 claims abstract description 20
- 230000035939 shock Effects 0.000 claims abstract description 16
- 239000012530 fluid Substances 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 abstract description 5
- 239000003921 oil Substances 0.000 description 94
- 239000010720 hydraulic oil Substances 0.000 description 12
- 239000002828 fuel tank Substances 0.000 description 6
- 239000000725 suspension Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
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- Vehicle Body Suspensions (AREA)
Abstract
The utility model provides a hydraulic damping system assembly, which belongs to the technical field of agricultural equipment and comprises a buffering damping device arranged on a frame and a front axle or a rear axle bracket, wherein the buffering damping device comprises a buffering damping auxiliary oil tank, the auxiliary oil tank is of a hollow structure with an oil storage cavity, a piston plate is arranged in the oil storage cavity and can move left and right in the oil storage cavity, one side of the piston plate is provided with a buffering spring, one end of the buffering spring is connected with the inner side wall of the auxiliary oil tank, the other end of the buffering spring is connected with the piston plate, and an oil port communicated with the inner oil storage cavity is arranged on the auxiliary oil tank. The system assembly realizes shock absorption by utilizing hydraulic pressure, is arranged on the frame and the front and rear axle brackets, and improves driving comfort.
Description
Technical Field
The utility model relates to the technical field of agricultural equipment, in particular to a shock absorption device of a tractor, and particularly relates to a hydraulic shock absorption system assembly.
Background
As a main tool for agricultural operation production, the tractor has a relatively bad working environment, especially relatively bad road conditions. The front axle of the traditional tractor is mostly fixed, the steering process utilizes a connecting rod to realize the steering of the front wheels, but the front axle of the suspension type front axle tractor can float up and down according to working condition environments, and the traditional fixed connecting rod cannot be used.
Through analyzing some overseas suspension tractor front axles, the adjustment of the hub is realized by adopting a mode of multiple connecting rods, the structure is complex, the supporting strength is relatively poor, the quick passing capability is relatively low when facing complex pavements such as ravines and the like under the condition of no shock absorption, the existing transmission shafts are exposed outside, the transmission shafts are easy to collide with the outside in actual work, the damage to the traditional system is easy to cause, the maintenance period is short, and the service life is low.
At present, a damping system is not generally arranged between a traditional tractor frame and a front axle and a traditional tractor rear axle, and damping springs or air bags are generally added between a cab and a vehicle body, and then a seat with damping is added between the seat and the cab.
Disclosure of Invention
The utility model aims to solve the technical problem of the prior art, and provides a hydraulic damping system assembly which is used for realizing damping by utilizing hydraulic pressure and is arranged on a frame and a front and rear axle bracket so as to improve driving comfort.
The technical scheme is that the hydraulic damping system assembly comprises a buffering damping device arranged on a frame and a front axle or a rear axle bracket, wherein the buffering damping device comprises a buffering damping auxiliary oil tank, the auxiliary oil tank is of a hollow structure with an oil storage cavity, a piston plate is arranged in the oil storage cavity and can move left and right in the oil storage cavity, one side of the piston plate is provided with a buffering spring, one end of the buffering spring is connected with the inner side wall of the auxiliary oil tank, the other end of the buffering spring is connected with the piston plate, and an oil port communicated with the inner oil storage cavity is formed in the auxiliary oil tank.
Preferably, the auxiliary oil tank is of a cylinder structure with two ends provided with sealing ends.
Preferably, the number of the oil ports is three, and the oil ports are respectively communicated with chambers above the main oil tank and the left and right lifting oil cylinders.
Preferably, two parallel piston plates are arranged in the oil storage cavity, and an oil storage gap is arranged between the two piston plates.
Preferably, the two relatively far faces of the two piston plates are provided with buffer springs, and one ends of the buffer springs, which are far away from the piston plates, are connected with inner side walls at two ends of the auxiliary oil tank.
Preferably, the piston plate and the auxiliary oil tank are provided with fixing seats for fixing the buffer springs.
Preferably, the number of the auxiliary fuel tanks is two, namely a first auxiliary fuel tank and a second auxiliary fuel tank.
Preferably, the three oil ports of the first auxiliary oil tank are respectively communicated with the oil supply port of the main oil tank and the chambers above the left lifting oil cylinder and the right lifting oil cylinder through oil pipes.
Preferably, the three oil ports of the second auxiliary oil tank are respectively connected with the pipeline
Preferably, the oil supply port of the main oil tank is also connected with an oil supply pump and a first electromagnetic valve, and the oil return port of the main oil tank is connected with a second electromagnetic valve.
The beneficial effect of adopting this technical scheme is: the auxiliary oil tank with the buffer effect is utilized to realize the shock absorption function, the driving comfort is improved, the device can be arranged on the frame and the axle bracket and is connected through the soft oil supply pipeline, the device is not limited by the vehicle type of the wheels, and the device can be arranged at will.
Drawings
FIG. 1 is a schematic diagram of a hydraulic shock absorbing system assembly.
The figure shows: 1. the hydraulic oil system comprises a first auxiliary oil tank 2, a second auxiliary oil tank 3, an oil storage cavity 4, a piston plate 5, a buffer spring 6, an oil port 7, a main oil tank 8, a second electromagnetic valve 9, an oil supply pump 10, a first electromagnetic valve, lifting oil cylinders 11 and 12 and a suspension half pipe.
Detailed Description
For convenience of explanation, the hydraulic damping system assembly of the present utility model will be described in detail with reference to the accompanying drawings.
As shown in fig. 1, a hydraulic shock absorbing system assembly has the structure that: including setting up the buffering damping device at frame and front axle or rear axle support, buffering damping device includes the bellytank of buffering damping, the bellytank is the hollow structure that inside has the oil storage chamber 3, be equipped with piston plate 4 in the oil storage chamber 3, piston plate 4 can be in the oil storage chamber 3 about remove, piston plate 4 one side is equipped with buffer spring 5, buffer spring 5's one end is connected with the inside lateral wall of bellytank, and the other end is connected with piston plate 4, be equipped with the hydraulic fluid port 6 with inside oil storage chamber 3 intercommunication on the bellytank.
The auxiliary oil tank is of a cylinder structure with two ends provided with sealing ends.
The number of the oil ports 6 is three, and the three oil ports are respectively communicated with chambers above the main oil tank 7 and the left and right lifting oil cylinders 11.
Two parallel piston plates 4 are arranged in the oil storage cavity 3, and an oil storage gap is arranged between the two piston plates 4.
The two relatively far sides of the two piston plates 4 are provided with buffer springs 5, and one end of the buffer springs 5 far away from the piston plates 4 is connected with the inner side walls at the two ends of the auxiliary oil tank.
The piston plate 4 and the auxiliary oil tank are provided with a fixed seat for fixing the buffer spring 5.
The number of the auxiliary fuel tanks is two, namely a first auxiliary fuel tank 1 and a second auxiliary fuel tank 2.
The three oil ports 6 of the first auxiliary oil tank 1 are respectively communicated with the oil supply port of the main oil tank 7 and the chambers above the left lifting oil cylinder and the right lifting oil cylinder through oil pipes.
The three oil ports 6 of the second auxiliary oil tank 2 are respectively communicated with an oil return port of the main oil tank 7 and a cavity below the left lifting oil cylinder and the right lifting oil cylinder through pipelines.
The oil supply port of the main oil tank 7 is also connected with an oil supply pump 9 and a first electromagnetic valve 10 through pipelines, and the oil return port of the main oil tank 7 is connected with a second electromagnetic valve 8 through pipelines.
With regard to the buffering and damping process description, when the height of wheels at two ends is required to be integrally raised, hydraulic oil in the main oil tank 7 is outwards output under the action of the oil supply pump 9, the first electromagnetic valve 10 is opened, the hydraulic oil enters the first auxiliary oil tank 1 through the oil pipe to be split, namely enters the oil storage cavity 3 in the first auxiliary oil tank 1, the piston plates 4 at two sides are extruded by the hydraulic oil and respectively move towards two sides, the buffer springs 5 arranged at two sides are compressed, meanwhile, the hydraulic oil flows into the hydraulic oil cavities above the left lifting oil cylinder 11 and the right lifting oil cylinder 11 through the oil port 6, the piston rods of the lifting oil cylinders 11 downwards extend, the suspension half pipe 12 connected to the lifting oil cylinders 11 downwards moves, the height between the frame body 1 and the ground is improved, and when the preset position is reached, the first electromagnetic valve 10 is closed, and the tractor normally walks at the moment.
In the walking process, when the situation of uneven road surface is encountered, such as a low-lying road surface is arranged at the left wheel passing position, the left wheel moves downwards under the action of gravity to drive the left suspension half pipe 12 to move downwards, in the process, the piston rod of the left lifting oil cylinder 11 continues to move downwards to force the hydraulic oil in the chamber below the left lifting oil cylinder 11 to be discharged, the hydraulic oil in the main oil tank 7 cannot supply oil because the first electromagnetic valve 10 is closed, the hydraulic oil in the chamber above the right lifting oil cylinder 11 can be sucked out for supplementing the hydraulic oil in the chamber above the left lifting oil cylinder 11, the hydraulic oil in the chamber below the left lifting oil cylinder 11 flows into the chamber below the right lifting oil cylinder 11, the right lifting oil cylinder 11 realizes the piston movement to drive the right suspension half pipe 12 to move upwards, and the principle is the same when the road surface with low-lying road surface is travelled by the right wheel.
The first auxiliary oil tank 1 and the second auxiliary oil tank 2 have the function of buffering hydraulic oil, so that generated bubbles can be prevented from entering the lifting process, and the second electromagnetic valve 8 can be opened and closed simultaneously along with the first electromagnetic valve 10 and can be opened normally.
While the foregoing embodiments have been described with respect to the preferred embodiments of the present utility model, it will be apparent that many variations are possible in the inventive concepts herein, and it should be understood that any variations that fall within the inventive concepts herein are intended to be within the scope of the utility model.
Claims (10)
1. A hydraulic damping system assembly, characterized by: including setting up the buffering damping device at frame and front axle or rear axle support, buffering damping device includes the absorbing bellytank of buffering, the bellytank is inside to have the hollow structure of oil storage chamber (3), be equipped with piston board (4) in oil storage chamber (3), piston board (4) can be in oil storage chamber (3) about remove, piston board (4) one side is equipped with buffer spring (5), the one end and the inside lateral wall of bellytank of buffer spring (5) are connected, and the other end is connected with piston board (4), be equipped with on the bellytank with the hydraulic fluid port (6) of inside oil storage chamber (3) intercommunication.
2. The hydraulic shock absorbing system assembly of claim 1, wherein: and two ends of the auxiliary oil tank are provided with sealed end cylinder structures.
3. The hydraulic shock absorbing system assembly of claim 1, wherein: the number of the oil ports (6) is three, and the oil ports are respectively communicated with chambers above the main oil tank (7) and the left lifting oil cylinder and the right lifting oil cylinder.
4. The hydraulic shock absorbing system assembly of claim 1, wherein: two parallel piston plates (4) are arranged in the oil storage cavity (3), and an oil storage gap is arranged between the two piston plates (4).
5. The hydraulic shock absorbing system assembly of claim 4, wherein: the two relatively far surfaces of the two piston plates (4) are provided with buffer springs (5), and one end of each buffer spring (5) far away from the piston plate (4) is connected with the inner side walls at the two ends of the auxiliary oil tank.
6. The hydraulic shock absorbing system assembly of claim 5, wherein: the piston plate (4) and the auxiliary oil tank are provided with a fixed seat for fixing the buffer spring (5).
7. The hydraulic shock absorbing system assembly of claim 1, wherein: the number of the auxiliary oil tanks is two, namely a first auxiliary oil tank (1) and a second auxiliary oil tank (2).
8. The hydraulic shock absorbing system assembly of claim 7, wherein: the three oil ports (6) of the first auxiliary oil tank (1) are respectively communicated with the oil supply port of the main oil tank (7) and the chambers above the left lifting oil cylinder and the right lifting oil cylinder through oil pipes.
9. The hydraulic shock absorbing system assembly of claim 8, wherein: and three oil ports (6) of the second auxiliary oil tank (2) are respectively communicated with an oil return port of the main oil tank (7) and chambers below the left lifting oil cylinder and the right lifting oil cylinder through pipelines.
10. The hydraulic shock absorbing system assembly of claim 9, wherein: the oil supply port of the main oil tank (7) is also connected with an oil supply pump (9) and a first electromagnetic valve (10) through a pipeline, and the oil return port of the main oil tank (7) is connected with a second electromagnetic valve (8) through a pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321935227.6U CN221023167U (en) | 2023-07-21 | 2023-07-21 | Hydraulic damping system assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321935227.6U CN221023167U (en) | 2023-07-21 | 2023-07-21 | Hydraulic damping system assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221023167U true CN221023167U (en) | 2024-05-28 |
Family
ID=91132136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321935227.6U Active CN221023167U (en) | 2023-07-21 | 2023-07-21 | Hydraulic damping system assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221023167U (en) |
-
2023
- 2023-07-21 CN CN202321935227.6U patent/CN221023167U/en active Active
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