CN202280672U - Flywheel energy storage type hydraulic reversing system - Google Patents
Flywheel energy storage type hydraulic reversing system Download PDFInfo
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- CN202280672U CN202280672U CN2011203844386U CN201120384438U CN202280672U CN 202280672 U CN202280672 U CN 202280672U CN 2011203844386 U CN2011203844386 U CN 2011203844386U CN 201120384438 U CN201120384438 U CN 201120384438U CN 202280672 U CN202280672 U CN 202280672U
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Abstract
The utility model relates to a flywheel energy storage type hydraulic reversing system. The adopted technical scheme is that the flywheel energy storage type hydraulic reversing system includes a hydraulic cylinder, an electric motor, an energy storage flywheel, a hydraulic pump/motor, a hydraulic pump, a hydraulic oil cylinder, pipelines, an oil tank and an electric control system, wherein the electric motor, the energy storage flywheel, the hydraulic pump/motor and the hydraulic pump are on the same axis; a piston rod of the hydraulic oil cylinder is connected with a load; a displacement sensor is fixed with the top of the hydraulic oil cylinder; and a signal output end of the displacement sensor is connected with a control signal input end of the electric control system. The flywheel energy storage type hydraulic reversing system has the benefits that the electric motor and the energy storage flywheel are driven by the hydraulic pump/motor to rotate, so that energy is converted into the mechanical kinetic energy for the rotation of the flywheel; the flywheel energy storage type hydraulic reversing system is simple and convenient to balance, has ideal balance effect, can be applied to hydraulic pumping units and other mechanical systems operating in an elevating manner; and when applied on the hydraulic pumping unit, the flywheel energy storage type hydraulic reversing system has small occupied area, light weight and high automation degree, and is convenient and energy-saving for installation, operation and maintenance.
Description
Technical field:
The utility model relates to a kind of transmission system of hydraulic pressure switching-over, particularly a kind of flywheel energy storage formula hydraulic pressure reversing mechanism.
Background technique:
The hydraulic pressure reverse drive gear is applied to hydraulic pumping unit, hoist, large-scale experiment platform etc. at present more to carry out in the mechanical system of work with hoisting way, and its balance mode is also varied at present, and Equilibrator is loaded down with trivial details and how undesirable energy-saving effect is.At present the oil field employed pumping unit that recovers the oil mainly contains beam pumping unit and two kinds of no beam pumping units.At present beam pumping unit exists mainly that weight is big, floor space is big, installed power is high, efficient is low, energy consumption is high, the stroke jig frequency is regulated inconvenient, installation and operation and shortcoming such as maintenance inconvenience, no beam pumping unit also exist Heavy Weight, floor space greatly, the stroke jig frequency shortcoming such as is inconvenient to regulate.Can't be applied to floor spaces such as picture ocean platform, man-made island and require the oil well little, in light weight, that balance is desirable.
Summary of the invention:
The purpose of the utility model is exactly the above-mentioned defective that exists to existing technology; The flywheel energy storage formula hydraulic pressure that a kind of balance is easy, counterbalance effect is desirable reversing mechanism is provided, and floor space is little, in light weight when being applied on the hydraulic pumping unit, automaticity is high, installation and operation and easy to maintenance, energy-conservation.
Its technological scheme is: comprise oil hydraulic cylinder, motor, energy-storing flywheel, hydraulic pump/motor, oil hydraulic pump, hydraulic jack, pipeline, fuel tank and automatical control system; Motor and energy-storing flywheel, hydraulic pump/motor, the same axis of oil hydraulic pump; The piston rod of hydraulic jack is connected with load; The roof anchorage of hydraulic jack has displacement transducer, and the signal output part of displacement transducer is connected with the control signal input end of automatical control system; One oil transportation mouth of hydraulic pump/motor and externally mounted fuel tank are communicated with, and another oil transportation mouth is communicated with the oil circuit inlet opening of its safe block and the hyperbaric chamber oil transportation mouth of hydraulic jack respectively; Piston rod in the electro-hydraulic control valve piece is connected with the swash plate of hydraulic pump/motor; The pressure controlled valve of oil hydraulic pump is connected with the electro-hydraulic control valve piece with the output oil port of oil hydraulic pump respectively; The other end is communicated with the back and is communicated with fuel tank with the inlet opening of oil hydraulic pump, the SC sigmal control end of electro-hydraulic control valve piece is connected with automatical control system.
Above-mentioned electro-hydraulic control valve piece is made up of driving oil cylinder and position control valve, and the output of driving oil cylinder is connected with the swash plate of hydraulic pump/motor, and position control valve can make electro-hydraulic reversing valve or solenoid directional control valve or servovalve.
Above-mentioned safe block is by being made up of pressure controlled valve and one-way valve, and an end of pressure controlled valve is connected the back and is connected with the oil transportation mouth of hydraulic pump/motor with the output oil port of one-way valve, and the other end of pressure controlled valve is connected the back and is connected with fuel tank with the input hydraulic fluid port of one-way valve.
The beneficial effect of the utility model is: hydraulic pump/motor drives motor and the energy-storing flywheel rotation is the mechanical kinetic energy of flywheel rotation with Conversion of energy; Its balance is easy, counterbalance effect is desirable, can be applicable to hydraulic pumping unit etc. and carries out in the mechanical system of work with hoisting way; Floor space is little, in light weight when being applied on the hydraulic pumping unit, automaticity is high, installation and operation and easy to maintenance, energy-conservation.
Description of drawings:
Accompanying drawing 1 is the structural representation of the utility model;
Among the last figure: energy-storing flywheel 1, motor 2, hydraulic pump/motor 3, swash plate 3-1; Oil hydraulic pump 4, pressure controlled valve 5, electro-hydraulic control valve piece 6, driving oil cylinder 6-2, position control valve 6-1; Hydraulic jack 7; Valve 8,12, safe block 9, pressure controlled valve 9-1, one-way valve 9-2, load 10, fuel tank 11, displacement transducer 13.
Embodiment:
In conjunction with accompanying drawing 1, the utility model is done further to describe:
The utility model mainly comprises energy-storing flywheel 1, motor 2, hydraulic pump/motor 3, oil hydraulic pump 4, hydraulic jack 7, pipeline, fuel tank 11 and automatical control system; Motor 2 and energy-storing flywheel 1, hydraulic pump/motor 3, oil hydraulic pump 4 same axis; The piston rod of hydraulic jack 7 is connected with load 10; The roof anchorage of hydraulic jack 7 has displacement transducer 13; Displacement transducer is used for responding to the position of hydraulic cylinder piston rod at oil cylinder, and the signal output part of displacement transducer 13 is connected with the control signal input end of automatical control system; One oil transportation mouth of hydraulic pump/motor 3 and fuel tank 11 are communicated with; Another oil transportation mouth is communicated with the oil circuit inlet opening of its safe block 9 and the hyperbaric chamber oil transportation mouth of hydraulic jack 7 respectively; The safe block effect is that safe block can unload high pressure oil when hydraulic jack hyperbaric chamber pressure is excessive (excessive like load), and it is back in the fuel tank; When hydraulic jack hyperbaric chamber valve closing, safe block is that hydraulic pump/motor provides hydraulic oil when driving the hydraulic pump/motor rotation owing to the flywheel rotation in addition; Piston rod in the electro-hydraulic control valve piece 6 is connected with the swash plate 3-1 of hydraulic pump/motor 3, and the electro-hydraulic control valve piece is realized swinging of swash plate; Pressure controlled valve 5 one ends of oil hydraulic pump 4 are connected with electro-hydraulic control valve piece 6 with the output oil port of oil hydraulic pump 4 respectively; The other end is communicated with the back and is communicated with fuel tank 11 with the inlet opening of oil hydraulic pump 4; The effect of oil hydraulic pump be control electro-hydraulic control valve piece to swash plate control; The effect of oil hydraulic pump pressure controlled valve is when oil pressure is too high, high pressure oil to be unloaded, and when driving the oil hydraulic pump rotation owing to the flywheel rotation, is that oil hydraulic pump provides hydraulic oil; The SC sigmal control end of electro-hydraulic control valve piece 6 is connected with automatical control system.
Wherein, electro-hydraulic control valve piece 6 is made up of driving oil cylinder 6-2 and position control valve 6-1, and the 6-2 output of driving oil cylinder is connected with the swash plate 3-1 of hydraulic pump/motor 3, and position control valve 6-1 can make electro-hydraulic reversing valve or solenoid directional control valve or servovalve.
In addition; Safe block 9 is made up of pressure controlled valve 9-1 and one-way valve 9-2; Be connected the back with the output oil port of one-way valve 9-2 by the input hydraulic fluid port of pressure controlled valve 9-1 and be connected, by afterwards being connected oily connection of the output of pressure controlled valve 9-1 with fuel tank 11 with the input hydraulic fluid port of one-way valve 9-2 with the oil transportation mouth of hydraulic pump/motor 3.
Before hydraulic jack 7 piston rods were up, motor 2 at first carried out accumulation of energy to energy-storing flywheel 1, electric energy is converted into the mechanical kinetic energy of energy-storing flywheel 1; When piston rod was up, energy-storing flywheel 1 released energy, and stoped motor 2 to descend because of the big rotating speed that causes of change of suffered load, and motor 2 and energy-storing flywheel 1 driven in common hydraulic pump/motor 3 make hydraulic jack 7 drive load 10 up; When piston rod is descending when being hydraulic jack 7 oil extractions, the deadweight that utilizes load 10 is with hydraulic oil released liquor compressing cylinder 7, and hydraulic pump/motor 3 drives motor 2, and 1 rotation is the mechanical kinetic energy of flywheel rotation with Conversion of energy with energy-storing flywheel.
Claims (3)
1. flywheel energy storage formula hydraulic pressure reversing mechanism; It is characterized in that: comprise energy-storing flywheel (1), motor (2), hydraulic pump/motor (3), oil hydraulic pump (4), hydraulic jack (7), pipeline, fuel tank (11) and automatical control system; Described motor (2) and energy-storing flywheel (1), hydraulic pump/motor (3), the same axis of oil hydraulic pump (4); The piston rod of hydraulic jack (7) is connected with load (10); The roof anchorage of hydraulic jack (7) has displacement transducer (13), and the signal output part of displacement transducer (13) is connected with the control signal input end of automatical control system; One oil transportation mouth of hydraulic pump/motor (3) and fuel tank (11) are communicated with, and another oil transportation mouth is communicated with the oil circuit inlet opening of its safe block (9) and the hyperbaric chamber oil transportation mouth of hydraulic jack (7) respectively; Piston rod in the electro-hydraulic control valve piece (6) is connected with the swash plate (3-1) of hydraulic pump/motor (3); Pressure controlled valve (5) one ends of oil hydraulic pump (4) are connected with electro-hydraulic control valve piece (6) with the output oil port of oil hydraulic pump (4) respectively; The other end is communicated with the back and is communicated with fuel tank (11) with the inlet opening of oil hydraulic pump (4), the SC sigmal control end of electro-hydraulic control valve piece (6) is connected with automatical control system.
2. flywheel energy storage formula hydraulic pressure reversing mechanism according to claim 1; It is characterized in that: described electro-hydraulic control valve piece (6) is made up of driving oil cylinder (6-2) and position control valve (6-1); (6-2) output of driving oil cylinder is connected with the swash plate (3-1) of hydraulic pump/motor (3), and position control valve (6-1) can make electro-hydraulic reversing valve or solenoid directional control valve or servovalve.
3. flywheel energy storage formula hydraulic pressure reversing mechanism according to claim 1; It is characterized in that: described safe block (9) is made up of pressure controlled valve (9-1) and one-way valve (9-2); Be connected the back with the output oil port of one-way valve (9-2) by the input hydraulic fluid port of pressure controlled valve (9-1) and be connected, by afterwards being connected oily connection of the output of pressure controlled valve (9-1) with fuel tank (11) with the input hydraulic fluid port of one-way valve (9-2) with the oil transportation mouth of hydraulic pump/motor (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203844386U CN202280672U (en) | 2011-10-11 | 2011-10-11 | Flywheel energy storage type hydraulic reversing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203844386U CN202280672U (en) | 2011-10-11 | 2011-10-11 | Flywheel energy storage type hydraulic reversing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202280672U true CN202280672U (en) | 2012-06-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203844386U Expired - Fee Related CN202280672U (en) | 2011-10-11 | 2011-10-11 | Flywheel energy storage type hydraulic reversing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202280672U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104344007A (en) * | 2013-07-31 | 2015-02-11 | 中国石油天然气股份有限公司 | Quick reversing system |
| CN104555741A (en) * | 2014-12-31 | 2015-04-29 | 中联重科股份有限公司 | Main winch control system of rotary drilling rig and rotary drilling rig |
| CN104963903A (en) * | 2015-04-12 | 2015-10-07 | 吉林大学 | Hydraulic flywheel accumulator system based on largest energy accumulation rate, and control method thereof |
| CN105484704A (en) * | 2015-12-22 | 2016-04-13 | 上海兰石重工机械有限公司 | Numerical-control hydraulic oil pumping machine |
| CN107727374A (en) * | 2017-05-05 | 2018-02-23 | 太原理工大学 | Mine pipeline liquid conveys water valve simulator stand |
| CN107965479A (en) * | 2017-11-27 | 2018-04-27 | 徐州工业职业技术学院 | A kind of quick compensation mechanism of machine liquid energy composite energy and energy-saving electric-hydraulic system |
| CN109488257A (en) * | 2018-12-26 | 2019-03-19 | 沈阳人和机电工程设备有限公司 | A kind of hydraulic pumping unit of pressure complementation |
| CN110608016A (en) * | 2019-10-29 | 2019-12-24 | 盘锦宏海石油装备有限公司 | Beam type balance energy-saving oil pumping machine |
-
2011
- 2011-10-11 CN CN2011203844386U patent/CN202280672U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104344007A (en) * | 2013-07-31 | 2015-02-11 | 中国石油天然气股份有限公司 | Quick reversing system |
| CN104555741A (en) * | 2014-12-31 | 2015-04-29 | 中联重科股份有限公司 | Main winch control system of rotary drilling rig and rotary drilling rig |
| CN104963903A (en) * | 2015-04-12 | 2015-10-07 | 吉林大学 | Hydraulic flywheel accumulator system based on largest energy accumulation rate, and control method thereof |
| CN105484704A (en) * | 2015-12-22 | 2016-04-13 | 上海兰石重工机械有限公司 | Numerical-control hydraulic oil pumping machine |
| CN105484704B (en) * | 2015-12-22 | 2018-01-09 | 上海兰石重工机械有限公司 | Numerical control hydraulic oil pumper |
| CN107727374A (en) * | 2017-05-05 | 2018-02-23 | 太原理工大学 | Mine pipeline liquid conveys water valve simulator stand |
| CN107965479A (en) * | 2017-11-27 | 2018-04-27 | 徐州工业职业技术学院 | A kind of quick compensation mechanism of machine liquid energy composite energy and energy-saving electric-hydraulic system |
| CN109488257A (en) * | 2018-12-26 | 2019-03-19 | 沈阳人和机电工程设备有限公司 | A kind of hydraulic pumping unit of pressure complementation |
| CN109488257B (en) * | 2018-12-26 | 2024-01-05 | 沈阳人和机电工程设备有限公司 | Pressure complementary hydraulic pumping unit |
| CN110608016A (en) * | 2019-10-29 | 2019-12-24 | 盘锦宏海石油装备有限公司 | Beam type balance energy-saving oil pumping machine |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120620 Termination date: 20171011 |