CN212615733U - Hydraulic system for tractor - Google Patents
Hydraulic system for tractor Download PDFInfo
- Publication number
- CN212615733U CN212615733U CN202021338598.2U CN202021338598U CN212615733U CN 212615733 U CN212615733 U CN 212615733U CN 202021338598 U CN202021338598 U CN 202021338598U CN 212615733 U CN212615733 U CN 212615733U
- Authority
- CN
- China
- Prior art keywords
- hydraulic
- fixedly connected
- oil radiator
- hydraulic oil
- auxiliary
- 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
Abstract
The utility model relates to a hydraulic system configuration for a tractor, in particular to a wheel type tractor of synchronizer gear shifting technology, which comprises an oil tank and a hydraulic control PTO clutch assembly, wherein one side of the oil tank is fixedly connected with a hydraulic oil radiator, the two oil tanks and the axle wire of the hydraulic oil radiator are symmetrically arranged, the top end of the hydraulic oil radiator is fixedly connected with two support pipes, the two support pipes and the axle wire of the hydraulic oil radiator are symmetrically arranged, the top end of the support pipes is smaller than the bottom end of the support pipes, the top end of the support pipes is fixedly connected with two hydraulic auxiliary parts, the two hydraulic auxiliary parts and the axle wire of the hydraulic oil radiator are symmetrically arranged, the surface corner of the hydraulic auxiliary parts is fixedly connected with a connecting plate, the connecting plate and the hydraulic auxiliary parts adopt the same material, one end of the hydraulic auxiliary parts, which is far away from the hydraulic oil, the application of a non-independent hydraulic control system and a lubricating system is realized.
Description
Technical Field
The utility model relates to a hydraulic system configuration for the tractor especially relates to a wheeled tractor of synchronous ware technique of shifting.
Background
With the continuous development of tractor technology, the synchronizer gear shifting and hydraulic control technology gradually becomes mature, the requirement on the reliability of each transmission part is higher and higher, the application of the hydraulic control technology is wider and wider, the working condition of the tractor is more complex, the working load is heavier, and long-time continuous operation is often carried out.
The disadvantages are as follows: the driver needs to frequently operate, the relatively heavy mechanical operation process causes fatigue, and the moving parts are easy to wear and lose efficacy due to lack of effective lubrication, so that the reliability and the service life of the tractor are reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a hydraulic system for a tractor.
In order to achieve the above purpose, the utility model adopts the following technical scheme: including oil tank and hydraulic control PTO clutch assembly, one side fixedly connected with hydraulic oil radiator of oil tank, two the oil tank is the symmetry setting with the axis of hydraulic oil radiator, two trusteeship of top fixedly connected with of hydraulic oil radiator, two trusteeship is the symmetry setting with the axis of hydraulic oil radiator, the top size of trusteeship is less than the size of trusteeship bottom, two hydraulic pressure accessories of top fixedly connected with of trusteeship, two hydraulic pressure accessories are the symmetry setting with the axis of hydraulic oil radiator, the surperficial corner fixedly connected with connecting plate of hydraulic pressure accessories, the material that the connecting plate adopted with hydraulic pressure accessories is unanimous, the one end through connection that hydraulic pressure radiator was kept away from to hydraulic pressure accessories has the tubule.
Preferably, one end of the thin tube, which is far away from the hydraulic oil radiator, is fixedly connected with a multi-stage overflow valve, a gas valve is fixedly connected at the joint of the thin tube and the hydraulic auxiliary, and a full-hydraulic steering gear is fixedly connected in the middle of the top end of the multi-stage overflow valve.
Preferably, the full hydraulic steering gear and the multi-stage overflow valve are connected into a whole through a hydraulic auxiliary, the middle of the bottom end of the multi-stage overflow valve is fixedly connected with a filter, and the top end of the filter is fixedly connected with a dome.
Preferably, the middle part of the bottom end of the filter is fixedly connected with a hydraulic control PTO clutch assembly through a hydraulic auxiliary part, and one end, far away from a hydraulic oil radiator, of the hydraulic control PTO clutch assembly is fixedly connected with a support.
Preferably, the middle part of the top end of the hydraulic control PTO clutch assembly is fixedly connected with a quantitative gear pump through a hydraulic auxiliary, and one end, far away from a hydraulic oil radiator, of the quantitative gear pump is fixedly connected with a fixing plate.
Preferably, one end of the hydraulic control PTO clutch assembly close to the hydraulic oil radiator is fixedly connected with an electric valve, and one end of the electric valve is fixedly connected with a wiring port.
Advantageous effects
1. This compound hydraulic system design in novel, furthest has reduced parts configuration and manufacturing cost, turns to hydraulic system's return oil as hydraulic control system and lubricated hydraulic system's pressure oil, cancels auxiliaries such as required power pump of hydraulic control system and lubricated hydraulic system and inhale oil pipe way joint, provides power drive oil and for the moving part provides effectual lubrication for actuating mechanism, reduces manipulation strength, improves the life of machine.
2. This is novel through utilizing tractor to turn to hydraulic system's oil return drive hydraulic system and lubricating system, realizes the application of non-independent vertical hydraulic control system and lubricating system.
Drawings
Fig. 1 is a schematic axial view structural diagram of a hydraulic system for a tractor according to the present invention;
fig. 2 is the utility model provides a hydraulic system for tractor overlooks the structure sketch map:
fig. 3 is a schematic side view of a hydraulic system for a tractor according to the present invention;
fig. 4 is the utility model provides a system theory of operation structure schematic diagram for tractor hydraulic pressure.
Illustration of the drawings:
1. an oil tank; 2. a filter; 3. a quantitative gear pump; 4. a full hydraulic steering gear; 5. a multi-stage overflow valve; 6. a hydraulic oil radiator; 7. a hydraulic control PTO clutch assembly; 8. a hydraulic auxiliary; 9. hosting; 10. a thin tube; 11. a connecting plate; 12. an electric valve; 13. a wiring port; 14. a dome; 15. a fixing plate; 16. and (4) a support.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.
Specific embodiments of the present invention will be described below with reference to the accompanying drawings.
The first embodiment is as follows:
referring to fig. 1-4, including oil tank 1 and hydraulic control PTO clutch assembly 7, one side fixedly connected with hydraulic oil radiator 6 of oil tank 1, two oil tanks 1 are the symmetry setting with the axis of hydraulic oil radiator 6, two trusteeship 9 of the top fixedly connected with of hydraulic oil radiator 6, two trusteeship 9 are the symmetry setting with the axis of hydraulic oil radiator 6, the top size of trusteeship 9 is less than the size of trusteeship 9 bottom, two hydraulic pressure auxiliaries 8 of the top fixedly connected with of trusteeship 9, two hydraulic pressure auxiliaries 8 are the symmetry setting with the axis of hydraulic oil radiator 6, the surperficial corner fixedly connected with connecting plate 11 of hydraulic pressure auxiliaries 8, the material that connecting plate 11 and hydraulic pressure auxiliaries 8 adopted is unanimous, hydraulic pressure auxiliaries 8 keeps away from the one end through connection of hydraulic oil radiator 6.
Optionally, in this embodiment, a multi-stage overflow valve 5 is fixedly connected to one end of the thin tube 10 away from the hydraulic oil radiator 6, an air valve is fixedly connected to a joint of the thin tube 10 and the hydraulic auxiliary 8, a full hydraulic steering gear 4 is fixedly connected to the middle of the top end of the multi-stage overflow valve 5, the full hydraulic steering gear 4 and the multi-stage overflow valve 5 are connected into a whole through the hydraulic auxiliary 8, a filter 2 is fixedly connected to the middle of the bottom end of the multi-stage overflow valve 5, a dome 14 is fixedly connected to the top end of the filter 2, a hydraulic control PTO clutch assembly 7 is fixedly connected to the middle of the bottom end of the filter 2 through the hydraulic auxiliary 8, a support 16 is fixedly connected to one end of the hydraulic control PTO clutch assembly 7 away from the hydraulic oil radiator 6, a quantitative gear pump 3 is fixedly connected to the middle of the top end of the hydraulic control PTO clutch assembly 7 through, one end of the hydraulic control PTO clutch assembly 7 close to the hydraulic oil radiator 6 is fixedly connected with an electric valve 12, and one end of the electric valve 12 is fixedly connected with a wiring port 13.
It is worth specifying that: through the cooperation between the tubule 10 that sets up and the trusteeship 9, can be with hydraulic oil when hydraulic pressure auxiliary 8 is flowing into multistage overflow valve 5, can be better the control of multistage overflow valve 5 of cooperation through the pressure increase of hydraulic oil.
More specifically, the following are: the return oil of the steering hydraulic system is used as pressure oil of a hydraulic control system and a lubricating hydraulic system, auxiliary parts such as a power pump, an oil suction pipeline joint and the like required by the hydraulic control system and the lubricating hydraulic system are eliminated, and hydraulic control and forced lubrication of a local system are realized.
The utility model discloses a theory of operation: the diesel engine drives a quantitative gear pump 3 to rotate, hydraulic oil in an oil tank (tractor chassis) 1 is sucked into a pump port through a filter 2 arranged on a pipeline on an oil suction side, and enters a steering gear 4 from an oil outlet side of the pump port to meet steering requirements in the running process of a vehicle, oil returning from an oil return port of the steering gear enters a multi-stage overflow valve 5, a first-stage overflow pressure value of the multi-stage overflow valve 5 is set according to the control oil pressure requirement of a PTO clutch assembly 7, a pressure set value of the stage meets the braking requirement of the PTO and the pressure requirement required by the combined control of the PTO clutch, the end part of an oil path of any working position of the PTO clutch assembly 7 is a static pressure closed system, the oil pressure is overflowed into a second-stage hydraulic oil after being greater than the first-stage overflow pressure set value, and a second-stage overflow pressure (a pressure protection value of a radiator 6) is set, the hydraulic oil flows through the radiator to be fully radiated, when the oil flow of the radiator is blocked unsmoothly, the hydraulic oil overflows and enters the third stage, namely the hydraulic oil is guaranteed to preferentially flow through the radiator to be radiated, the pressure protection is carried out on the radiator, the third stage overflow pressure (lubricating power oil pressure) is set for the purpose of more fully realizing the effective lubrication between the moving parts, and the hydraulic oil flows through all the lubricating moving parts and then returns to a tractor chassis system.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A hydraulic system for a tractor, comprising an oil tank (1) and a hydraulic control PTO clutch assembly (7), characterized in that: one side of the oil tank (1) is fixedly connected with a hydraulic oil radiator (6), the two oil tanks (1) and the central axis of the hydraulic oil radiator (6) are symmetrically arranged, the top end of the hydraulic oil radiator (6) is fixedly connected with two support pipes (9), the two support pipes (9) and the central axis of the hydraulic oil radiator (6) are symmetrically arranged, the size of the top end of the supporting pipe (9) is smaller than that of the bottom end of the supporting pipe (9), two hydraulic auxiliary parts (8) are fixedly connected to the top end of the supporting pipe (9), the two hydraulic auxiliary parts (8) and the central axis of the hydraulic oil radiator (6) are symmetrically arranged, the surface corner of the hydraulic auxiliary (8) is fixedly connected with a connecting plate (11), the material that connecting plate (11) and hydraulic pressure auxiliary (8) adopted is unanimous, hydraulic pressure auxiliary (8) keep away from the one end through connection of hydraulic oil radiator (6) have tubule (10).
2. A hydraulic system for a tractor according to claim 1, wherein: one end of the thin tube (10) far away from the hydraulic oil radiator (6) is fixedly connected with a multi-stage overflow valve (5), an air valve is fixedly connected at the joint of the thin tube (10) and the hydraulic auxiliary (8), and a full-hydraulic steering gear (4) is fixedly connected to the middle of the top end of the multi-stage overflow valve (5).
3. A hydraulic system for a tractor according to claim 2, wherein: the hydraulic steering gear (4) and the multi-stage overflow valve (5) are connected into a whole through a hydraulic auxiliary (8), the middle of the bottom end of the multi-stage overflow valve (5) is fixedly connected with a filter (2), and the top end of the filter (2) is fixedly connected with a dome (14).
4. A hydraulic system for a tractor according to claim 3, wherein: the middle part of the bottom end of the filter (2) is fixedly connected with a hydraulic control PTO clutch assembly (7) through a hydraulic auxiliary part (8), and one end, far away from the hydraulic oil radiator (6), of the hydraulic control PTO clutch assembly (7) is fixedly connected with a support (16).
5. A hydraulic system for a tractor according to claim 4, wherein: the hydraulic control PTO clutch assembly is characterized in that the middle of the top end of the hydraulic control PTO clutch assembly (7) is fixedly connected with a quantitative gear pump (3) through a hydraulic auxiliary (8), and one end, far away from a hydraulic oil radiator (6), of the quantitative gear pump (3) is fixedly connected with a fixing plate (15).
6. A hydraulic system for a tractor according to claim 1, wherein: one end, close to the hydraulic oil radiator (6), of the hydraulic control PTO clutch assembly (7) is fixedly connected with an electric valve (12), and one end of the electric valve (12) is fixedly connected with a wiring port (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021338598.2U CN212615733U (en) | 2020-07-09 | 2020-07-09 | Hydraulic system for tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021338598.2U CN212615733U (en) | 2020-07-09 | 2020-07-09 | Hydraulic system for tractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212615733U true CN212615733U (en) | 2021-02-26 |
Family
ID=74744928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021338598.2U Active CN212615733U (en) | 2020-07-09 | 2020-07-09 | Hydraulic system for tractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212615733U (en) |
-
2020
- 2020-07-09 CN CN202021338598.2U patent/CN212615733U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212499854U (en) | High-horsepower wheel type tractor | |
| CN212615733U (en) | Hydraulic system for tractor | |
| CN202510183U (en) | Integrated oil pan, engine lubricating system, engine and vehicle | |
| CN101027506A (en) | Drive unit for mobile vehicles | |
| CN201390253Y (en) | Hydraulic transmission device of anti-explosion mining steel-wheel standard-rail locomotive | |
| CN202370928U (en) | Low-pressure control and lubrication control valve block assembly for wheeled tractor | |
| US11421775B2 (en) | Pressurized aeration prevention reservoir | |
| CN2222256Y (en) | Integrated type hydraulic power device | |
| CN211167082U (en) | Tractor hydraulic steering and PTO wet clutch control series system | |
| CN203868008U (en) | Fuel tank used for engineering machinery | |
| CN2637287Y (en) | Oil pump unit assemblage of driving chamber hydraulic tilting mechanism | |
| CN106286449A (en) | One is flexible coupling electric hydraulic control valve | |
| CN208203702U (en) | Environmental sanitation dumper multi-way valve hydraulic system | |
| CN201539356U (en) | Low speed high torque variable-speed hydraulic motor | |
| CN2688579Y (en) | Hydraulic dynamic steering apparatus | |
| CN201884617U (en) | Low-pressure control and lubrication hydraulic system of wheeled tractor transmission system | |
| CN201907577U (en) | Electric oil cylinder hydraulic device of commercial vehicle cab tilting device | |
| CN206770574U (en) | Bull-dozer transfer case independent lubricating system | |
| CN202007800U (en) | Load sensing hydraulic system for tractor | |
| CN111645505A (en) | High-horsepower wheel type tractor | |
| CN201297487Y (en) | Shooting-flow circulating lubrication system | |
| CN2723301Y (en) | Improved automobile cab turning device | |
| CN216789189U (en) | Built-in pipeline type electronic oil pump double-clutch transmission | |
| CN109654075A (en) | A kind of walking fluid power system on chassis | |
| CN209800431U (en) | Oil filter device for self-propelled agricultural harvester |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |