CN217421948U - Hydraulic power assisting system, clutch and tractor - Google Patents
Hydraulic power assisting system, clutch and tractor Download PDFInfo
- Publication number
- CN217421948U CN217421948U CN202221165783.5U CN202221165783U CN217421948U CN 217421948 U CN217421948 U CN 217421948U CN 202221165783 U CN202221165783 U CN 202221165783U CN 217421948 U CN217421948 U CN 217421948U
- Authority
- CN
- China
- Prior art keywords
- rod
- clutch
- reversing valve
- oil
- power
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Abstract
The utility model relates to a hydraulic power-assisted system, a clutch and a tractor, wherein the hydraulic power-assisted system comprises a reversing valve and a power-assisted cylinder, and the reversing valve is communicated with an oil cavity of the power-assisted cylinder through a pipeline; a piston rod of the power cylinder is connected with a power-assisted mechanism, and the power-assisted mechanism is used for connecting the clutch body. The beneficial effects of the utility model are that simple structure, it is easy and simple to handle, can realize the quickly separating of clutch, save strength, light.
Description
Technical Field
The utility model relates to a tractor technical field, concretely relates to hydraulic pressure helping hand system, clutch and tractor.
Background
The mechanical gear shifting gearbox of the tractor needs to disengage power output when shifting gears, and generally adopts mechanical operation, a lever principle and a spring resetting structure at the present stage. The mode adopts a mechanical control mechanism, has large control force, wastes time and labor when being frequently controlled, and has poorer comfort performance.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a hydraulic pressure helping hand system, clutch and tractor are provided, aim at solving the problem among the prior art.
The utility model provides an above-mentioned technical problem's technical scheme as follows:
a clutch hydraulic power-assisted system comprises a reversing valve and a power-assisted cylinder, wherein the reversing valve is communicated with an oil cavity of the power-assisted cylinder through a pipeline; and a piston rod of the power cylinder is connected with a power-assisted mechanism, and the power-assisted mechanism is used for connecting the clutch body.
The utility model has the advantages that: during the use, realize the oil feed and the oil production of helping hand jar through the switching-over valve to realize the quickly separating of clutch, operation labour saving and time saving, the travelling comfort preferred through assist drive device. The utility model discloses simple structure, it is easy and simple to handle, can realize the quickly separating of clutch, save strength, it is light.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Further, assist drive device includes the separation lever, the one end of separation lever with the one end of the piston rod of helping hand jar is rotated and is connected, and the other end is used for connecting the clutch, just the separation lever rotates with the articulated shaft of fixed setting and is connected.
The clutch has the advantages that the clutch is simple in structure and reasonable in design, rotation of the separating lever is achieved by the lever principle, and accordingly the clutch is quickly separated, time and labor are saved in operation, and the clutch is good in comfort.
Furthermore, the separating lever is a bending rod, and the part of the bending rod, which is close to the middle part of the bending rod, is rotatably connected with the hinge shaft.
The clutch has the advantages that the structure is simple, the design is reasonable, the characteristic of the bending rod is utilized to enable the bending rod to directly act on the clutch, and the clutch is separated more quickly.
Further, the reversing valve is an electromagnetic reversing valve.
The beneficial effects of adopting above-mentioned further scheme are that simple structure can realize automatic switching-over, and degree of automation is high, labour saving and time saving.
Furthermore, the reversing valve is a manual reversing valve, and a reversing valve rod of the manual reversing valve is connected with an actuating mechanism and is rotationally connected with the hinged shaft.
The reversing valve has the advantages that the structure is simple, the reversing of the reversing valve is realized through the reversing valve rod by the executing mechanism, the reversing is quick, and the operation is simple and convenient.
Furthermore, the reversing valve rod comprises a first rod and a second rod, one end of the first rod is connected with the valve core of the reversing valve, and the other end of the first rod is rotatably connected with the hinge shaft; and two ends of the second rod are respectively connected with the other end of the first rod and the actuating mechanism in a rotating manner.
The beneficial effects of adopting above-mentioned further scheme are that simple structure, reasonable in design, actuating mechanism drive pole one through pole two and rotate to realize the switching-over of switching-over valve, it is easy and simple to handle, labour saving and time saving.
Further, the first rod is a bent rod, and the second rod is a straight rod.
The beneficial effects of adopting the above-mentioned further scheme are that simple structure, reasonable in design more is favorable to the switching-over of switching-over valve.
The oil tank is communicated with the oil return port through an oil return pipe and communicated with the oil inlet through an oil inlet pipe, and the oil inlet pipe is fixedly provided with an oil pump.
The beneficial effect who adopts above-mentioned further scheme is that during the use, in sending the fluid of storing in the oil tank to the helping hand jar through the oil pump, the fluid in the helping hand jar also can flow back to in the oil tank, realizes the used cycle of fluid, the using oil wisely.
The utility model discloses still relate to a clutch, including the clutch body, still include as above clutch hydraulic pressure helping hand system, assist drive among the hydraulic pressure system with clutch body transmission is connected.
The clutch adopting the further scheme has the beneficial effects that the scheme provides the clutch which is quickly and easily separated, and the comfort is better.
The utility model discloses still relate to a tractor, include as above the clutch.
Adopt above-mentioned further scheme's beneficial effect be that this scheme provides a tractor with clutch of light separation fast, and the travelling comfort is preferred.
Drawings
FIG. 1 is a schematic structural view of the clutch of the present invention during disengagement;
fig. 2 is a schematic structural diagram of the middle power cylinder during oil return.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a diverter valve; 2. a booster cylinder; 3. a release lever; 4. a reversing valve rod; 4-1, a first rod; 4-2, a second rod; 5. separating the bearing; 6. hinging a shaft; 7. an oil tank; 8. an oil pump; 9. a clutch body.
Detailed Description
The principles and features of the present invention will be described with reference to the drawings, which are provided for illustration only and are not intended to limit the scope of the invention.
Example 1
As shown in fig. 1 and 2, the utility model provides a clutch hydraulic power assisting system, which comprises a reversing valve 1 and a power assisting cylinder 2, wherein the reversing valve 1 is communicated with an oil cavity of the power assisting cylinder 2 through a pipeline; the piston rod of the power cylinder 2 is connected with a power-assisted mechanism, and the power-assisted mechanism is used for being connected with a clutch body 9.
During the use, realize the oil feed and the oil production of helping hand cylinder 2 through switching-over valve 1 to realize the quick separation of clutch through assist drive device, operation labour saving and time saving, the travelling comfort preferred.
The embodiment has the advantages of simple structure, simple and convenient operation, capability of realizing the quick separation of the clutch, labor saving and easiness.
Example 2
On the basis of embodiment 1, in this embodiment, the power assisting mechanism includes a separation lever 3, one end of the separation lever 3 is rotatably connected with one end of a piston rod of the power cylinder 2, the other end is used for connecting a clutch, and the separation lever 3 is rotatably connected with a hinge shaft 6 fixedly arranged.
This scheme simple structure, reasonable in design utilizes the principle of lever to realize the rotation of separation lever 3 to realize the quickly separating of clutch, operation labour saving and time saving, the travelling comfort preferred.
Preferably, in the present embodiment, the hinge shaft 6 is generally fixedly mounted on the housing of the engine.
Example 3
In the present embodiment, the separation lever 3 is a bending lever, such as a zigzag lever, and a portion of the bending lever near the middle thereof is pivotally connected to the hinge shaft 6 based on embodiment 2.
This scheme simple structure, reasonable in design utilizes the characteristic of the pole that bends to make its direct action on the clutch, and the clutch separation is more rapid.
In addition to the above-described embodiments, the release lever 3 may also be an arc-shaped lever having a suitable shape.
Example 4
In addition to any one of embodiment 2 to embodiment 3, in this embodiment, the direction changing valve 1 is an electromagnetic direction changing valve, and in this case, the electromagnetic direction changing valve is connected to the controller through a line.
The scheme has the advantages of simple structure, high automation degree, time saving and labor saving, and capability of realizing automatic reversing.
In addition to the above embodiments, an electro-hydraulic directional valve may also be employed.
Example 5
In addition to any of embodiments 2 to 3, in this embodiment, the reversing valve 1 is a manual reversing valve, and the reversing valve rod 4 is used for connecting an actuator and is rotatably connected with the hinge shaft 6.
The reversing valve is simple in structure, the reversing of the reversing valve 1 is achieved through the reversing valve rod 4 by the actuating mechanism, reversing is rapid, and operation is simple and convenient.
Preferably, in the present embodiment, the actuator is a prior art operating lever, and the corresponding end of the reversing valve rod 4 is rotatably connected to the operating lever.
The above examples 4 and 5 are side-by-side schemes.
Example 6
On the basis of the embodiment 5, in the embodiment, the reversing valve rod 4 comprises a first rod 4-1 and a second rod 4-2, one end of the first rod 4-1 is connected with a valve core of the reversing valve 1, and the other end of the first rod is rotatably connected with a hinge shaft 6; two ends of the second rod 4-2 are respectively connected with the other end of the first rod 4-1 and the actuating mechanism in a rotating way.
The scheme is simple in structure and reasonable in design, the actuating mechanism drives the first rod 4-1 to rotate through the second rod 4-2, so that the reversing of the reversing valve 1 is realized, the operation is simple and convenient, and time and labor are saved.
During operation, an executing mechanism such as an operating rod is manually operated, the operating rod drives the first rod 4-1 to rotate around the hinge shaft 6 through the second rod 4-2, so that the reversing valve 1 is reversed, and oil enters an oil cavity of the power cylinder 2; the oil pushes the piston rod of the power cylinder 2 to move upwards and drives the separation lever 3 to rotate around the hinge shaft 6, so that the separation of the clutch body 9 is realized.
In addition to the above-described embodiments, the reversing valve rod 4 can also be provided with a separately provided hinge shaft 6, i.e. there are two fixedly provided hinge shafts 6, and the reversing valve rod 4 and the release lever 3 are respectively rotatably connected to the two hinge shafts 6. But this solution is more complicated.
In addition, the reversing valve rod 4 can also be an arc rod with a proper shape.
Example 7
Based on embodiment 6, in this embodiment, the first rod 4-1 is a bent rod, such as a zigzag rod, and the second rod 4-2 is a straight rod.
The scheme has simple structure and reasonable design, and is more favorable for reversing the reversing valve 1.
Example 8
On the basis of the above embodiments, this embodiment further includes an oil tank 7, the reversing valve 1 is provided with an oil inlet, an oil outlet and an oil return port, the oil outlet, the oil tank 7 is communicated with the oil return port through an oil return pipe and is communicated with the oil inlet through an oil inlet pipe, and an oil pump 8 is fixedly mounted on the oil inlet pipe.
During the use, send the fluid of storing in the oil tank 7 to the helping hand jar 2 in through oil pump 8, the fluid in the helping hand jar 2 also can flow back to in the oil tank 7, realizes the cyclic utilization of fluid, the using oil wisely.
Example 9
On the basis of the above embodiments, the present embodiment further provides a clutch, which includes a clutch body 9, and further includes the above-mentioned hydraulic power assisting system of the clutch, and a power assisting mechanism in the hydraulic power assisting system is in transmission connection with the clutch body 9. This scheme provides a clutch of quick light separation, travelling comfort preferred.
Preferably, in the present embodiment, the clutch body 9 is made by the prior art, the corresponding end of the release lever 3 is fixedly connected with the release bearing 5 on the clutch body 9, and the release bearing 5 is connected with the corresponding part of the clutch body 1 through a spring.
Example 10
On the basis of embodiment 9, the present embodiment also provides a tractor including the clutch as described above. This scheme provides a tractor with clutch of light separation fast, and the travelling comfort is preferred.
The working principle of the utility model is as follows:
firstly, manually operating an operating rod and realizing the reversing of a reversing valve 1 through a reversing valve rod 4 to enable an oil outlet to be communicated with an oil inlet;
then, oil in the oil tank 7 is delivered into the power cylinder 2 through the oil pump 8, and the oil pushes the piston rod and the separating lever 3 to move upwards along with the increase of the oil, so that the separating lever 3 rotates around the hinged shaft 6 to realize the separation of the clutch;
on the contrary, the clutch utilizes the particularity of the structure of the clutch to enable the spring to push the separation lever 3 to reversely operate so as to push the piston rod of the power cylinder 2 to move downwards, and oil in the power cylinder 2 flows back to the oil tank 7.
It should be noted that, the electronic components according to the present invention are all of the prior art, and the above components are electrically connected to a controller (model TC-SCR), and a control circuit between the controller and each component is of the prior art.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. The utility model provides a clutch hydraulic pressure helping hand system which characterized in that: the hydraulic servo valve comprises a reversing valve (1) and a power cylinder (2), wherein the reversing valve (1) is communicated with an oil cavity of the power cylinder (2) through a pipeline; and a piston rod of the power cylinder (2) is connected with a power-assisted mechanism, and the power-assisted mechanism is used for connecting the clutch body (9).
2. The clutch hydraulic assist system of claim 1, wherein: the power assisting mechanism comprises a separating lever (3), one end of the separating lever (3) is connected with one end of a piston rod of the power assisting cylinder (2) in a rotating mode, the other end of the piston rod is used for being connected with the clutch, and the separating lever (3) is connected with a fixedly arranged hinged shaft (6) in a rotating mode.
3. The clutch hydraulic assist system of claim 2, wherein: the separating lever (3) is a bending rod, and the part of the bending rod close to the middle part of the bending rod is rotationally connected with the hinge shaft (6).
4. The clutch hydraulic assist system of any one of claims 2-3, wherein: the reversing valve (1) is an electromagnetic reversing valve.
5. The clutch hydraulic assist system of any one of claims 2-3, wherein: the reversing valve (1) is a manual reversing valve, and a reversing valve rod (4) of the manual reversing valve is connected with an actuating mechanism and is rotatably connected with the hinged shaft (6).
6. The clutch hydraulic assist system of claim 5 wherein: the reversing valve rod (4) comprises a first rod (4-1) and a second rod (4-2), one end of the first rod (4-1) is connected with a valve core of the reversing valve (1), and the other end of the first rod is rotatably connected with the hinged shaft (6); and two ends of the second rod (4-2) are respectively connected with the other end of the first rod (4-1) and the actuating mechanism in a rotating manner.
7. The clutch hydraulic assist system of claim 6, wherein: the first rod (4-1) is a bent rod, and the second rod (4-2) is a straight rod.
8. The clutch hydraulic assist system of any one of claims 1-3, wherein: still include oil tank (7), be equipped with oil inlet, oil-out and oil return opening on switching-over valve (1), the oil-out, oil tank (7) through return oil pipe with the oil return opening intercommunication to through advance oil pipe with the oil inlet intercommunication, just fixed mounting has oil pump (8) on the oil pipe.
9. A clutch comprising a clutch body (9), characterized in that: the hydraulic boosting system of the clutch as claimed in any one of claims 1 to 8, wherein a boosting mechanism in the hydraulic boosting system is in transmission connection with the clutch body (9).
10. A tractor, its characterized in that: comprising a clutch according to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221165783.5U CN217421948U (en) | 2022-05-16 | 2022-05-16 | Hydraulic power assisting system, clutch and tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221165783.5U CN217421948U (en) | 2022-05-16 | 2022-05-16 | Hydraulic power assisting system, clutch and tractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217421948U true CN217421948U (en) | 2022-09-13 |
Family
ID=83187411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221165783.5U Active CN217421948U (en) | 2022-05-16 | 2022-05-16 | Hydraulic power assisting system, clutch and tractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217421948U (en) |
-
2022
- 2022-05-16 CN CN202221165783.5U patent/CN217421948U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110435757B (en) | Electric control steering system of steering axle | |
| CN102501917A (en) | Electrically-controlled hydraulically-driven steering device for mobile platform of agricultural robot | |
| CN217421948U (en) | Hydraulic power assisting system, clutch and tractor | |
| CN109707982A (en) | Grease pumping installations | |
| CN112046461B (en) | Driving structure of electronic parking system and parking method thereof | |
| CN103016431B (en) | The hydraulic system of all-hydraulic transplanter | |
| CN213808821U (en) | Electric hydraulic control system for tractor | |
| CN201674332U (en) | Hydraulic executing device for separation and combination of motor | |
| CN203453167U (en) | Power reversing inching valve block for tractor | |
| CN115158627A (en) | Electric rudder drive mechanism of rotation swing cylinder coupling | |
| CN203362883U (en) | Automobile electronic clutch actuating mechanism controlled by computer | |
| CN203681265U (en) | Driving system for electric forklift | |
| CN106856794B (en) | A kind of Hynautio-steering and peanut combine | |
| CN105605288B (en) | A kind of driving mechanism for converting integral valve certainly for hand | |
| CN202294438U (en) | Hydraulic lifting system of motor tricycle | |
| CN213929613U (en) | Novel electric mechanism | |
| CN2900219Y (en) | Hydraulic driving device capable of two-way driving tractor rear axle | |
| CN217603030U (en) | Valve-controlled multi-rotation electro-hydraulic actuator | |
| CN109484469B (en) | Vehicle steering system and engineering vehicle | |
| CN202469171U (en) | Fast opening regulating type hydraulic driving device based on valve driving device | |
| CN112253747B (en) | Electrohydraulic control system for tractor | |
| CN2358261Y (en) | Hydraulic transmission device for gate valve | |
| CN201110351Y (en) | Hydraulic transmission box | |
| CN211551729U (en) | Panel hydraulic automatic opening and closing mechanism of range hood | |
| CN219159506U (en) | Booster gearshift and vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 261206 No. 192 South Beihai Road, Fangzi District, Shandong, Weifang Patentee after: Weichai Lovol Intelligent Agricultural Technology Co.,Ltd. Address before: 261206 No. 192 South Beihai Road, Fangzi District, Shandong, Weifang Patentee before: Weichai leiwo Heavy Industry Co.,Ltd. |