CN105782147A - Double-acting hydraulic control system of supercharging device - Google Patents
Double-acting hydraulic control system of supercharging device Download PDFInfo
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- CN105782147A CN105782147A CN201410773236.9A CN201410773236A CN105782147A CN 105782147 A CN105782147 A CN 105782147A CN 201410773236 A CN201410773236 A CN 201410773236A CN 105782147 A CN105782147 A CN 105782147A
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Abstract
The invention discloses a double-acting hydraulic control system of a supercharging device. The double-acting hydraulic control system comprises a hydraulic pump, an oil storage tank, a control valve, a first hydraulic cylinder, a second hydraulic cylinder and an oil make-up tank, wherein a piston rod of the first hydraulic cylinder and a piston rod of the second hydraulic cylinder are in butt joint. A first work port of the control valve communicates with a rodless cavity of the first hydraulic cylinder, a second work port of the control valve communicates with a rodless cavity of the second hydraulic cylinder, a fourth work port of the control valve communicates with the oil storage tank, and a third work port of the control valve communicates with an oil outlet of the hydraulic pump. A first one-way valve, a second one-way valve, a third one-way valve and a fourth one-way valve are connected between a rod cavity of the first hydraulic cylinder and a rod cavity of the second hydraulic cylinder in parallel and are mounted symmetrically, and the oil make-up tank is arranged at the position, between the second one-way valve and the third one-way valve, of a pipeline. The double-acting hydraulic control system has the following beneficial effects that design is reasonable, practicality and convenience are achieved, equipment input is reduced, running energy consumption is low, the mechanic-electronic-hydraulic integrated design is adopted, and the intelligent degree is high.
Description
Technical field
The invention belongs to technical field of hydraulic pressure, relate to a kind of hydraulic system, the double-action hydraulic being specifically related to a kind of pressurizer controls system.
Background technology
Hydraulic drive and control is as medium to realize the output (power, displacement or speed etc.) of various mechanical quantity using liquid (oil, high water-based hydraulic oil, synthetic fluid).It is compared with simple machine driving, Electrified Transmission and Pneumatic Transmission, has transmission power big, and structure is little, respond the features such as fast, thus is widely used in the automatic control system of various plant equipment and precision.In hydraulic system, when local or certain executive component need high pressure, it is necessary to be separately provided high-pressure oil pump in systems, and it is higher to use high-pressure oil pump to there is the price of oil pump own, and the problem such as higher that in use consumes energy.
Summary of the invention
It is an object of the invention to overcome above-mentioned deficiency of the prior art, it is provided that the double-action hydraulic of a kind of pressurizer controls system, and it is reasonable in design, practical and convenient, reduce equipment investment, run power consumption few, adopt mechanical-electrical-hydraulic integration design, intelligence degree is high.
For achieving the above object, the technical solution used in the present invention is: the double-action hydraulic of a kind of pressurizer controls system, including for providing the hydraulic pump of pressurized hydraulic oil for system and for storing the fuel reserve tank of hydraulic oil, it is characterised in that: also include for control running of hydraulic power oil direction in system control valve, hydraulic cylinder one that piston rod is mutually butted and hydraulic cylinder two and for the oil feeding reservoir for system replenisher force feed；First working port of described control valve and the second working port pass through pipeline communication with the rodless cavity of described hydraulic cylinder one and the rodless cavity of described hydraulic cylinder two respectively, 4th working port of described control valve and described fuel reserve tank pass through pipeline communication, 3rd working port of described control valve and the oil-out of described hydraulic pump pass through pipeline communication, it is connected in parallel to, between rod chamber and the rod chamber of described hydraulic cylinder two of described hydraulic cylinder one, the check valve one being symmetrically installed, check valve two, check valve three and check valve four, pipeline between described check valve two and described check valve three is provided with described oil feeding reservoir, pipeline between described check valve one and described check valve four connects with external fluid power system.
The double-action hydraulic of above-mentioned pressurizer controls system, it is characterised in that: the cross-sectional area of described hydraulic cylinder one plunger shaft is equal with the cross-sectional area of described hydraulic cylinder two plunger shaft.
The double-action hydraulic of above-mentioned pressurizer controls system, it is characterised in that: the oil-out place of described hydraulic pump is provided with the overflow valve too high for hydraulic fluid pressure in anti-locking system.
The double-action hydraulic of above-mentioned pressurizer controls system, it is characterised in that: the pipeline between inlet port and the fuel reserve tank of described hydraulic pump is provided with oil filter.
The double-action hydraulic of above-mentioned pressurizer controls system, it is characterised in that: described hydraulic pump is unidirectional quantitative hydraulic pump, and described control valve is two-position four-way solenoid directional control valve.
The present invention compared with prior art has the advantage that
(1) the double-action hydraulic Control System Design of this pressurizer is reasonable, it is not necessary to be separately provided high-pressure oil pump, practical and convenient, and the reciprocating motion of the pistons of hydraulic cylinder one and hydraulic cylinder two can realize uninterrupted to system fuel feeding.
(2) the double-action hydraulic control system of this pressurizer need not be separately provided high-pressure oil pump, such that it is able to reduce equipment investment, system consumes kinetic energy in running and greatly reduces.
(3) double-action hydraulic of this pressurizer controls system employing mechanical-electrical-hydraulic integration design, and intelligence degree is high, and pressure stability is high.
Below by drawings and Examples, the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is the hydraulic control schematic diagram of the present invention.
Description of reference numerals:
1 hydraulic pump；2 control valve；3 check valves one；
4 check valves two；5 check valves three；6 check valves four；
7 hydraulic cylinders one；8 hydraulic cylinders two；9 overflow valves；
10 oil feeding reservoirs；11 oil filters；12 fuel reserve tanks.
Detailed description of the invention
The double-action hydraulic of a kind of pressurizer as shown in Figure 1 controls system, including for providing the hydraulic pump 1 of pressurized hydraulic oil for system and for storing the fuel reserve tank 12 of hydraulic oil, also include for control running of hydraulic power oil direction in system control valve 2, hydraulic cylinder 1 that piston rod is mutually butted and hydraulic cylinder 28 and for the oil feeding reservoir 10 for system replenisher force feed；First working port of described control valve 2 and the second working port pass through pipeline communication with the rodless cavity of described hydraulic cylinder 1 and the rodless cavity of described hydraulic cylinder 28 respectively, 4th working port of described control valve 2 and described fuel reserve tank 12 pass through pipeline communication, 3rd working port of described control valve 2 and the oil-out of described hydraulic pump 1 pass through pipeline communication, it is connected in parallel to, between rod chamber and the rod chamber of described hydraulic cylinder 28 of described hydraulic cylinder 1, the check valve 1 being symmetrically installed, check valve 24, check valve 35 and check valve 46, pipeline between described check valve 24 and described check valve 35 is provided with described oil feeding reservoir 10, pipeline between described check valve 1 and described check valve 46 connects with external fluid power system.
In the present embodiment, the cross-sectional area of described hydraulic cylinder 1 plunger shaft is equal with the cross-sectional area of described hydraulic cylinder 27 plunger shaft.
In the present embodiment, the oil-out place of described hydraulic pump 1 is provided with the overflow valve 9 too high for hydraulic fluid pressure in anti-locking system.
In the present embodiment, the pipeline between inlet port and the fuel reserve tank 12 of described hydraulic pump 1 is provided with oil filter 11.
In the present embodiment, described hydraulic pump 1 is unidirectional quantitative hydraulic pump, and described control valve 2 is two-position four-way solenoid directional control valve.
The double-action hydraulic of pressurizer of the present invention controls the work process of system: the double-action hydraulic first starting this pressurizer controls the hydraulic pump 1 of system, control valve 2 to move to right, the pressurized hydraulic oil of hydraulic pump 1 output is through controlling the left valve position of valve 2 to the rodless cavity fuel feeding of hydraulic cylinder 1, in the rodless cavity of hydraulic cylinder 28, hydraulic oil returns fuel reserve tank 12 through the left valve bit stream controlling valve 2, simultaneously the hydraulic oil in the rod chamber of hydraulic cylinder 1 through check valve 1 to system fuel feeding, hydraulic oil in oil feeding reservoir 10 through check valve 35 to the rod chamber repairing of hydraulic cylinder 28, the piston rod of hydraulic cylinder 1 and hydraulic cylinder 28 moves right simultaneously, when the block on piston rod touches travel switch 2ST, control valve 2 and move to left reset.The pressurized hydraulic oil that hydraulic pump 1 is discharged is through controlling the right valve position of valve 2 to the rodless cavity fuel feeding of hydraulic cylinder 28, in hydraulic cylinder 1 rodless cavity, hydraulic oil returns fuel reserve tank 12 through the right valve bit stream controlling valve 2, simultaneously the hydraulic oil in the rod chamber of hydraulic cylinder 28 through check valve 46 to system fuel feeding, hydraulic oil in oil feeding reservoir 10 through check valve 24 to hydraulic cylinder 1 rod chamber repairing, the piston of hydraulic cylinder 1 moves right, when the block on piston rod touches travel switch 1ST, control valve 2 and move to right commutation, in system, back and forth discharge the pressurized hydraulic oil after supercharging.
The above; it it is only presently preferred embodiments of the present invention; not the present invention is imposed any restrictions, every any simple modification, change and equivalent structure transformation above example made according to the technology of the present invention essence, all still fall within the protection domain of technical solution of the present invention.
Claims (5)
1. the double-action hydraulic of a pressurizer controls system, including for providing the hydraulic pump (1) of pressurized hydraulic oil for system and for storing the fuel reserve tank (12) of hydraulic oil, it is characterised in that: also include for controlling the control valve (2) in running of hydraulic power oil direction in system, hydraulic cylinder one (7) and hydraulic cylinder two (8) that piston rod is mutually butted and be used for the oil feeding reservoir (10) for system replenisher force feed；nullFirst working port of described control valve (2) and the second working port pass through pipeline communication with the rodless cavity of described hydraulic cylinder one (7) and the rodless cavity of described hydraulic cylinder two (8) respectively，4th working port of described control valve (2) and described fuel reserve tank (12) pass through pipeline communication，Described 3rd working port of control valve (2) and the oil-out of described hydraulic pump (1) pass through pipeline communication，It is connected in parallel to, between rod chamber and the rod chamber of described hydraulic cylinder two (8) of described hydraulic cylinder one (7), the check valve one (3) being symmetrically installed、Check valve two (4)、Check valve three (5) and check valve four (6)，Pipeline between described check valve two (4) and described check valve three (5) is provided with described oil feeding reservoir (10)，Pipeline between described check valve one (3) and described check valve four (6) connects with external fluid power system.
2. the double-action hydraulic of the pressurizer described in claim 1 controls system, it is characterised in that: the cross-sectional area of described hydraulic cylinder one (7) plunger shaft is equal with the cross-sectional area of described hydraulic cylinder two (7) plunger shaft.
3. the double-action hydraulic of the pressurizer described in claim 1 controls system, it is characterised in that: the oil-out place of described hydraulic pump (1) is provided with the overflow valve (9) too high for hydraulic fluid pressure in anti-locking system.
4. the double-action hydraulic of the pressurizer described in claim 1 controls system, it is characterised in that: the pipeline between inlet port and the fuel reserve tank (12) of described hydraulic pump (1) is provided with oil filter (11).
5. the double-action hydraulic of the pressurizer described in claim 1 controls system, it is characterised in that: described hydraulic pump (1) is unidirectional quantitative hydraulic pump, and described control valve (2) is two-position four-way solenoid directional control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410773236.9A CN105782147A (en) | 2014-12-15 | 2014-12-15 | Double-acting hydraulic control system of supercharging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410773236.9A CN105782147A (en) | 2014-12-15 | 2014-12-15 | Double-acting hydraulic control system of supercharging device |
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| CN105782147A true CN105782147A (en) | 2016-07-20 |
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| CN201410773236.9A Pending CN105782147A (en) | 2014-12-15 | 2014-12-15 | Double-acting hydraulic control system of supercharging device |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108425665A (en) * | 2018-05-18 | 2018-08-21 | 东莞海特帕沃液压科技有限公司 | A kind of fracturing pump of hydraulic-driven |
| CN108488110A (en) * | 2018-05-18 | 2018-09-04 | 东莞海特帕沃液压科技有限公司 | A kind of single-action reciprocating hydraulic intensifier |
| CN108571479A (en) * | 2018-05-18 | 2018-09-25 | 东莞海特帕沃液压科技有限公司 | A kind of single-ram booster |
| CN108644084A (en) * | 2018-05-18 | 2018-10-12 | 东莞海特帕沃液压科技有限公司 | A kind of slush pump of hydraulic-driven |
| CN108679015A (en) * | 2018-05-18 | 2018-10-19 | 东莞海特帕沃液压科技有限公司 | A kind of slush pump of hydraulic-driven |
| CN108679006A (en) * | 2018-05-18 | 2018-10-19 | 东莞海特帕沃液压科技有限公司 | A kind of single-action reciprocating hydraulic intensifier |
| CN108730148A (en) * | 2018-05-18 | 2018-11-02 | 东莞海特帕沃液压科技有限公司 | A kind of double plunger fracturing pump of hydraulic-driven |
| CN108730151A (en) * | 2018-05-18 | 2018-11-02 | 东莞海特帕沃液压科技有限公司 | A kind of high-pressure injection pump of hydraulic-driven |
| CN108730146A (en) * | 2018-05-18 | 2018-11-02 | 东莞海特帕沃液压科技有限公司 | A kind of fracturing pump of hydraulic-driven |
| CN112746995A (en) * | 2021-03-05 | 2021-05-04 | 大连宏远气动液压船舶辅机有限公司 | Hydraulic medium conversion device |
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2014
- 2014-12-15 CN CN201410773236.9A patent/CN105782147A/en active Pending
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108425665A (en) * | 2018-05-18 | 2018-08-21 | 东莞海特帕沃液压科技有限公司 | A kind of fracturing pump of hydraulic-driven |
| CN108488110A (en) * | 2018-05-18 | 2018-09-04 | 东莞海特帕沃液压科技有限公司 | A kind of single-action reciprocating hydraulic intensifier |
| CN108571479A (en) * | 2018-05-18 | 2018-09-25 | 东莞海特帕沃液压科技有限公司 | A kind of single-ram booster |
| CN108644084A (en) * | 2018-05-18 | 2018-10-12 | 东莞海特帕沃液压科技有限公司 | A kind of slush pump of hydraulic-driven |
| CN108679015A (en) * | 2018-05-18 | 2018-10-19 | 东莞海特帕沃液压科技有限公司 | A kind of slush pump of hydraulic-driven |
| CN108679006A (en) * | 2018-05-18 | 2018-10-19 | 东莞海特帕沃液压科技有限公司 | A kind of single-action reciprocating hydraulic intensifier |
| CN108730148A (en) * | 2018-05-18 | 2018-11-02 | 东莞海特帕沃液压科技有限公司 | A kind of double plunger fracturing pump of hydraulic-driven |
| CN108730151A (en) * | 2018-05-18 | 2018-11-02 | 东莞海特帕沃液压科技有限公司 | A kind of high-pressure injection pump of hydraulic-driven |
| CN108730146A (en) * | 2018-05-18 | 2018-11-02 | 东莞海特帕沃液压科技有限公司 | A kind of fracturing pump of hydraulic-driven |
| CN108730148B (en) * | 2018-05-18 | 2019-07-26 | 胜利油田东强机电设备制造有限公司 | A kind of double plunger fracturing pump of hydraulic-driven |
| CN108644084B (en) * | 2018-05-18 | 2019-11-15 | 阿奥艾斯海洋工程(上海)有限公司 | A kind of slush pump of hydraulic-driven |
| CN108571479B (en) * | 2018-05-18 | 2020-02-18 | 上海大众液压系统有限公司 | Single-plunger supercharger |
| CN108730151B (en) * | 2018-05-18 | 2020-06-19 | 诺希德实业（深圳）有限公司 | Hydraulically-driven high-pressure grouting pump |
| CN112746995A (en) * | 2021-03-05 | 2021-05-04 | 大连宏远气动液压船舶辅机有限公司 | Hydraulic medium conversion device |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160720 |
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| WD01 | Invention patent application deemed withdrawn after publication |