CN203685728U - Hydraulic control system for hydraulic drive header and elevator - Google Patents
Hydraulic control system for hydraulic drive header and elevator Download PDFInfo
- Publication number
- CN203685728U CN203685728U CN201320805152.XU CN201320805152U CN203685728U CN 203685728 U CN203685728 U CN 203685728U CN 201320805152 U CN201320805152 U CN 201320805152U CN 203685728 U CN203685728 U CN 203685728U
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- hydraulic
- oil
- pressure
- elevator
- valve
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Abstract
The utility model relates to a hydraulic control system for a hydraulic drive header and an elevator. The hydraulic control system comprises an engine, a hydraulic oil tank, a gear pump, a No.1 pressure sensor, a No.1 pressure-compensated valve, a controller, a No.2 pressure sensor, a No.3 pressure sensor, a No.1 reversing valve, a No.1 hydraulic motor, a header, an elevator, a No.2 hydraulic motor, a No.2 reversing valve, a No.2 pressure-compensated valve, and an overflow valve. According to the hydraulic control system, all the components are connected through oil lines, and the controller is used for control, so that the intelligence of the operation of a harvester is realized; the transmission system of the whole harvester is simplified and the working efficiency of the machine is improved.
Description
Technical field
The utility model relates to the hydraulic control system on a kind of farm machinery, particularly the hydraulic control system of a kind of hydraulic driving ceding of Taiwan and elevator.
Background technique
At present, the running of corn harvester and elevator is all generally to adopt the mode of mechanical transmission (as belt transmission and chain transmission) to drive, all need through multi-stage speed-reducing could be power transmission the live axle to the ceding of Taiwan and elevator, cause the complex structure of transmission device, where tired installation and maintenance is, and rate of fault is also higher.
Model utility content
It is simple that the purpose of this utility model is to provide a kind of transmission system, and working efficiency is high and have certain intelligent hydraulic driving ceding of Taiwan and a hydraulic control system of elevator.
The technological scheme that realizes the utility model object is: the utility model comprises motor, hydraulic oil container, gear pump, pressure transducer, pressure-compensated valve, controller, No. two pressure transducers, No. three pressure transducers, selector valve, oil hydraulic motor, the ceding of Taiwan, elevator, No. two oil hydraulic motors, No. two selector valves, No. two pressure-compensated valves, relief valve; Described motor is connected with gear pump, and hydraulic oil container is connected with the filler opening of gear pump by oil pipe, and the oil outlet of gear pump is connected with the filler opening of relief valve, a pressure-compensated valve and No. two pressure-compensated valves respectively by oil pipe; The oil outlet of a described pressure-compensated valve is connected with the filler opening of a selector valve, and the oil outlet of No. two pressure-compensated valves is connected with the filler opening of No. two selector valves; Drain tap, the drain tap of No. two selector valves and the oil outlet of relief valve of a described selector valve is communicated with hydraulic oil container by after oil pipe parallel connection; The filler opening of described relief valve is provided with pressure transducer No. one, and the oil outlet of a pressure-compensated valve is provided with pressure transducer No. two, and the oil outlet of No. two pressure-compensated valves is provided with pressure transducer No. three; The actuator port of a described selector valve is connected with an oil hydraulic motor, and the actuator port of No. two selector valves is connected with No. two oil hydraulic motors; The output shaft of a described oil hydraulic motor is connected with the power input shaft of the ceding of Taiwan, and the output shaft of No. two oil hydraulic motors is connected with the power input shaft of elevator; A described pressure transducer, No. two pressure transducers are connected with controller communication in the mode that transmits information to controller with No. three pressure transducers; A described selector valve, No. two selector valves are connected with controller communication in the mode of accepting controller control signal with relief valve.
Above-mentionedly also comprise a fan-cooled radiator; The oil outlet of the drain tap of a described selector valve, the drain tap of No. two selector valves, relief valve is connected with the filler opening of fan-cooled radiator by oil pipe, and the oil outlet of fan-cooled radiator is communicated with hydraulic oil container.
Above-mentioned oil absorption filter and the return filter of also comprising; Described oil absorption filter is arranged on the oil outlet place, bottom of hydraulic oil container, and the oil outlet of oil absorption filter is connected with the filler opening of gear pump; Described return filter is arranged on the top of hydraulic oil container, and the filler opening of return filter is connected with the oil outlet of air-cooled radiator.
On above-mentioned motor, have fan, fan-cooled radiator is arranged on fan one side.
On the filler opening of above-mentioned relief valve, be also provided with a pressure gauge.
Above-mentioned hydraulic oil container is provided with air filter.
The output shaft of an above-mentioned oil hydraulic motor is connected with the power input shaft of the ceding of Taiwan by coupling; The output shaft of described No. two oil hydraulic motors is connected with the power input shaft of elevator by coupling.
The utlity model has positive effect: (1) the utility model adopts Hydraulic Power Transmission System and electrical apparatus control system, has strengthened the intelligent of harvest corn machine operation, has simplified driving system, has improved the working efficiency of machine; (2) the utility model adopts two-way hydraulic motor to realize the clockwise and anticlockwise of the ceding of Taiwan and elevator, solves the fault that the ceding of Taiwan and elevator foreign matters from being blocked cause; (3) the utility model applying pressure recuperation valve is realized two oil hydraulic motor output speeds and is not changed with the variation of work loads.
Brief description of the drawings
For content of the present utility model is more easily expressly understood, according to specific embodiment also by reference to the accompanying drawings, the utility model is described in further detail, wherein below
Fig. 1 is connection diagram of the present utility model;
Fig. 2 is structural representation of the present utility model.
Embodiment
See that Fig. 1 and Fig. 2 are known, the utility model comprises motor 1, air filter 2, hydraulic oil container 3, oil absorption filter 4, gear pump 5, pressure transducer 6, pressure-compensated valve 7, controller 8, No. two pressure transducers 9, No. three pressure transducers 10, selector valve 11, oil hydraulic motor 12, the ceding of Taiwan 13, elevator 14, No. two oil hydraulic motors 15, No. two selector valves 16, No. two pressure-compensated valves 17, relief valve 19, fan-cooled radiator 20, return filter 21; Described motor 1 is connected with gear pump 5, and oil absorption filter 4 is arranged on the oil outlet place, bottom of hydraulic oil container 3, and the oil outlet of oil absorption filter 4 is connected with the filler opening of gear pump 5; The oil outlet of described gear pump 5 is connected with the filler opening of relief valve 19, a pressure-compensated valve 7 and No. two pressure-compensated valves 17 respectively by oil pipe; The oil outlet of a described pressure-compensated valve 7 is connected with the filler opening of a selector valve 11, and the oil outlet of No. two pressure-compensated valves 17 is connected with the filler opening of No. two selector valves 16; The oil outlet of the drain tap of a described selector valve 11, the drain tap of No. two selector valves 16, relief valve 19 is connected with the filler opening of fan-cooled radiator 20 by oil pipe; Described return filter (21) is arranged on the top of hydraulic oil container (3), and the filler opening of return filter (21) is connected with the oil outlet of air-cooled radiator (20); The oil outlet that the oil outlet that the filler opening of described relief valve 19 is provided with 6, numbers pressure-compensated valves 7 of a pressure transducer is provided with 9, No. two pressure-compensated valves 17 of No. two pressure transducers is provided with pressure transducer 10 No. three; The actuator port of a described selector valve 11 is connected with an oil hydraulic motor 12, and the actuator port of No. two selector valves 16 is connected with No. two oil hydraulic motors 15; The output shaft of a described oil hydraulic motor 12 is connected with the power input shaft of the ceding of Taiwan 13 by coupling, No. two oil hydraulic motors 15) output shaft be connected with the power input shaft of elevator 14 by coupling; A described pressure transducer 6, No. two pressure transducers 9 are connected with controller 8 communications in the mode that transmits information to controller 8 with No. three pressure transducers 10; A described selector valve 11, No. two selector valves 16 are connected with controller 8 communications in the mode of accepting controller 8 control signals with relief valve 19; On described motor 1, have fan, fan-cooled radiator 20 is arranged on fan one side; On the filler opening of described relief valve 19, be also provided with a pressure gauge 18; Described hydraulic oil container 3 is provided with air filter 2.
Working principle of the present utility model is as follows:
Ato unit 1, low pressure fluid flows through oil absorption filter 4 and enters gear pump 5 filler openings, high pressure oil flows to the filler opening of relief valve 19, a pressure-compensated valve 7 and No. two pressure-compensated valves 17 from the oil outlet of gear pump 5, then is flow to respectively the filler opening of a selector valve 11 and No. two selector valves 16 by the oil outlet of a pressure-compensated valve 7 and No. two pressure-compensated valves 17.Relief valve 19 obtains electric, and whole hydraulic oil flows through this valve to be got back in hydraulic oil container 3.Now system is in low pressure armed state.
The wherein low pressure setting value of a pressure transducer 6, high pressure setting value and measured value are respectively U
10, U
10 ' and U
11; Setting value and the measured value of No. two pressure transducers 9 are respectively U
20 and U
21; Setting value and the measured value of No. three pressure transducers are respectively U
30 and U
31.
If the U of a pressure transducer 6
11-U
1when 0>0, illustrate that fan-cooled radiator 20 or return filter 21 are in abnormal work state, controller 8 is given 1 one flame-out signals of motor.
Successively press the forward control knob of elevator 14 and the ceding of Taiwan 13, control respectively No. two selector valves 16 and a selector valve 11 and commutate, No. two oil hydraulic motors 15 and an oil hydraulic motor 12 are successively come into operation.Before not pressing elevator 14 forward control knobs, pressing the ceding of Taiwan 13 forward control knobs can not make a selector valve 11 commutate, control oil hydraulic motor 12 forwards No. one, but can press the ceding of Taiwan 13 control knob that reverses, a selector valve 11 is commutated, control an oil hydraulic motor 12 and reverse.Elevator 14 and the ceding of Taiwan 13 be forward simultaneously, running when can not carrying out under other states.In addition, as long as press the clockwise and anticlockwise control knob of elevator 14 or the clockwise and anticlockwise control knob of the ceding of Taiwan 13, controller 8 all will make relief valve 19 dead electricity, and system works pressure is changed with the variation of load.
Work as U
21-U
20 < 0, U
31-U
3when 0 < 0, system is normally worked.
Work as U
21-U
20>=0 or U
31-U
30>=0 o'clock, controller 8 made a selector valve 11 and No. two selector valves 16 get back to meta, then made relief valve 19 obtain electric, and sounded the alarm.
Above-described specific embodiment; the purpose of this utility model, technological scheme and beneficial effect are further described; institute is understood that; the foregoing is only specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle, any amendment of making, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (7)
1. the hydraulic control system of the hydraulic driving ceding of Taiwan and elevator; It is characterized in that: comprise motor (1), hydraulic oil container (3), gear pump (5), a pressure transducer (6), a pressure-compensated valve (7), controller (8), No. two pressure transducers (9), No. three pressure transducers (10), a selector valve (11), an oil hydraulic motor (12), the ceding of Taiwan (13), elevator (14), No. two oil hydraulic motors (15), No. two selector valves (16), No. two pressure-compensated valves (17), relief valve (19); Described motor (1) is connected with gear pump (5), hydraulic oil container (3) is connected with the filler opening of gear pump (5) by oil pipe, and the oil outlet of gear pump (5) is connected with the filler opening of relief valve (19), a pressure-compensated valve (7) and No. two pressure-compensated valves (17) respectively by oil pipe; The oil outlet of a described pressure-compensated valve (7) is connected with the filler opening of a selector valve (11), and the oil outlet of No. two pressure-compensated valves (17) is connected with the filler opening of No. two selector valves (16); The oil outlet of the drain tap of a described selector valve (11), the drain tap of No. two selector valves (16) and relief valve (19) is communicated with hydraulic oil container (3) by after oil pipe parallel connection; The filler opening of described relief valve (19) is provided with a pressure transducer (6), and the oil outlet of a pressure-compensated valve (7) is provided with No. two pressure transducers (9), and the oil outlet of No. two pressure-compensated valves (17) is provided with No. three pressure transducers (10); The actuator port of a described selector valve (11) is connected with an oil hydraulic motor (12), and the actuator port of No. two selector valves (16) is connected with No. two oil hydraulic motors (15); The output shaft of a described oil hydraulic motor (12) is connected with the power input shaft of the ceding of Taiwan (13), and the output shaft of No. two oil hydraulic motors (15) is connected with the power input shaft of elevator (14); A described pressure transducer (6), No. two pressure transducers (9) and No. three pressure transducers (10) are connected with controller (8) communication in the mode that transmits information to controller (8); A described selector valve (11), No. two selector valves (16) and relief valve (19) are connected with controller (8) communication in the mode of accepting controller (8) control signal.
2. the hydraulic control system of a kind of hydraulic driving ceding of Taiwan according to claim 1 and elevator, is characterized in that: also comprise a fan-cooled radiator (20); The oil outlet of the drain tap of a described selector valve (11), the drain tap of No. two selector valves (16), relief valve (19) is connected with the filler opening of fan-cooled radiator (20) by oil pipe, and the oil outlet of fan-cooled radiator (20) is communicated with hydraulic oil container (3).
3. the hydraulic control system of a kind of hydraulic driving ceding of Taiwan according to claim 2 and elevator, is characterized in that: also comprise oil absorption filter (4) and return filter (21); Described oil absorption filter (4) is arranged on the oil outlet place, bottom of hydraulic oil container (3), and the oil outlet of oil absorption filter (4) is connected with the filler opening of gear pump (5); Described return filter (21) is arranged on the top of hydraulic oil container (3), and the filler opening of return filter (21) is connected with the oil outlet of air-cooled radiator (20).
4. the hydraulic control system of a kind of hydraulic driving ceding of Taiwan according to claim 3 and elevator, is characterized in that: described motor has fan on (1), fan-cooled radiator (20) is arranged on fan one side.
5. the hydraulic control system of a kind of hydraulic driving ceding of Taiwan according to claim 4 and elevator, is characterized in that: on the filler opening of described relief valve (19), be also provided with a pressure gauge (18).
6. the hydraulic control system of a kind of hydraulic driving ceding of Taiwan according to claim 5 and elevator, is characterized in that: described hydraulic oil container (3) is provided with air filter (2).
7. the hydraulic control system of a kind of hydraulic driving ceding of Taiwan according to claim 6 and elevator, is characterized in that: the output shaft of a described oil hydraulic motor (12) is connected with the power input shaft of the ceding of Taiwan (13) by coupling; The output shaft of described No. two oil hydraulic motors (15) is connected with the power input shaft of elevator (14) by coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320805152.XU CN203685728U (en) | 2013-12-09 | 2013-12-09 | Hydraulic control system for hydraulic drive header and elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320805152.XU CN203685728U (en) | 2013-12-09 | 2013-12-09 | Hydraulic control system for hydraulic drive header and elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203685728U true CN203685728U (en) | 2014-07-02 |
Family
ID=51007636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320805152.XU Expired - Fee Related CN203685728U (en) | 2013-12-09 | 2013-12-09 | Hydraulic control system for hydraulic drive header and elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203685728U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104696297A (en) * | 2013-12-09 | 2015-06-10 | 江苏江淮动力股份有限公司 | Hydraulic control system for hydraulic drive cutting table and elevator |
| CN105165263A (en) * | 2015-06-15 | 2015-12-23 | 柏正球 | Wheat harvester with hydraulic transmission device and harvesting method thereof |
| CN106837906A (en) * | 2016-12-14 | 2017-06-13 | 武汉船用机械有限责任公司 | A kind of anchor capstan hydraulic control system |
-
2013
- 2013-12-09 CN CN201320805152.XU patent/CN203685728U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104696297A (en) * | 2013-12-09 | 2015-06-10 | 江苏江淮动力股份有限公司 | Hydraulic control system for hydraulic drive cutting table and elevator |
| CN105165263A (en) * | 2015-06-15 | 2015-12-23 | 柏正球 | Wheat harvester with hydraulic transmission device and harvesting method thereof |
| CN106837906A (en) * | 2016-12-14 | 2017-06-13 | 武汉船用机械有限责任公司 | A kind of anchor capstan hydraulic control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140702 Termination date: 20211209 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |