CN102562687A - Hydraulic system with double hydraulic cylinders for double-acting supercharger - Google Patents
Hydraulic system with double hydraulic cylinders for double-acting supercharger Download PDFInfo
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- CN102562687A CN102562687A CN2010105773826A CN201010577382A CN102562687A CN 102562687 A CN102562687 A CN 102562687A CN 2010105773826 A CN2010105773826 A CN 2010105773826A CN 201010577382 A CN201010577382 A CN 201010577382A CN 102562687 A CN102562687 A CN 102562687A
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Abstract
The invention discloses a hydraulic system with double hydraulic cylinders for a double-acting supercharger, which comprises a hydraulic pump. An outlet of the hydraulic pump is communicated with a port O of an electromagnetic reversing valve, a port P of the electromagnetic reversing valve is communicated with an oil tank, a port A of the electromagnetic reversing valve is communicated with a rod-less cavity of a first hydraulic cylinder, a port B of the electromagnetic reversing valve is communicated with a rod-less cavity of a second hydraulic cylinder, the rod-less cavity of the second hydraulic cylinder is communicated with a port B of the electromagnetic reversing valve, a first one-way valve, a second one-way valve, a third one-way valve and a fourth one-way valve are arranged on a pipeline between the rod-end cavity of the first hydraulic cylinder and the rod-end cavity of the second hydraulic cylinder, and an oil refilling tank is arranged between the second one-way valve and the third one-way valve. The hydraulic system for the double-acting supercharger has the advantages of reasonable design, convenience and practicability, lowered equipment input, lowered running consumption and high intelligentization degree by the mechanical electro-hydraulic integral design.
Description
Technical field
The invention belongs to the hydraulics field, relate to a kind of hydraulic system, be specifically related to a kind of double hydraulic cylinder double-acting supercharger hydraulic system.
Background technique
Hydraulic transmission and control are the output (power, displacement or speed etc.) that realizes various mechanical quantity with liquid (oil, high water base fluid are pressed oil, synthetic fluid) as medium.Characteristics such as it is compared with simple mechanical transmission, Electrified Transmission and Pneumatic Transmission, and it is big to have a transmitted power, and structure is little, response is fast, thereby be widely used in various machinery and accurate automatic control system.In hydraulic system, when Where topical or certain executive component need high pressure, high pressure oil pump need be set separately in system, and use high pressure oil pump to exist the price of oil pump own higher, and in use consume energy than problems such as height.
Summary of the invention
The objective of the invention is to overcome above-mentioned deficiency of the prior art, a kind of double hydraulic cylinder double-acting supercharger hydraulic system is provided, it is reasonable in design, and is practical and convenient; Minimizing equipment drops into, and the operation power consumption is few; The design of employing mechanical-electrical-hydraulic integration, intelligent degree is high.
For realizing above-mentioned purpose; The technological scheme that the present invention adopts is: a kind of double hydraulic cylinder double-acting supercharger hydraulic system; Comprise oil hydraulic pump; It is characterized in that: said oil hydraulic pump outlet is communicated with solenoid directional control valve O mouth, and said solenoid directional control valve P mouth is communicated with fuel tank, and said solenoid directional control valve A mouth is communicated with oil hydraulic cylinder one rodless cavity; Said solenoid directional control valve B mouth is communicated with oil hydraulic cylinder two rodless cavities; Said oil hydraulic cylinder two rodless cavities are communicated with solenoid directional control valve B mouth, are that pipeline is provided with one-way valve one, one-way valve two, one-way valve three and one-way valve four between said oil hydraulic cylinder one rod chamber and said oil hydraulic cylinder two rod chambers, are provided with oil feeding reservoir between said one-way valve two and the one-way valve three.
Said oil hydraulic pump outlet port is provided with relief valve.
Said solenoid directional control valve is the two-position four-way solenoid directional control valve.
Said oil hydraulic cylinder one is single-rod piston formula oil hydraulic cylinder with oil hydraulic cylinder two, and the area of said oil hydraulic cylinder one piston cavity equals the area of said oil hydraulic cylinder two piston cavity.
Said relief valve is a pilot operated compound relief valve.
The present invention compared with prior art has the following advantages:
(1) this double hydraulic cylinder double-acting supercharger design of Hydraulic System is reasonable, does not need high pressure oil pump is set separately, and is practical and convenient, and reciprocating motion of the pistons can be always to system's fuel feeding;
(2) this double hydraulic cylinder double-acting supercharger hydraulic system does not need to be provided with separately high pressure oil pump, thereby can drop into by minimizing equipment, and system consumes kinetic energy and significantly reduces in running;
(3) this double hydraulic cylinder double-acting supercharger hydraulic system adopts the mechanical-electrical-hydraulic integration design, and intelligent degree is high, and pressure stability is high.
Through accompanying drawing and embodiment, the present invention is done further detailed description below.
Description of drawings
Fig. 1 is a hydraulic control schematic representation of the present invention.
Description of reference numerals:
The 1-oil hydraulic pump; The 2-solenoid directional control valve; 3-one-way valve one;
4-one-way valve two; 5-one-way valve three; 6-one-way valve four;
7-oil hydraulic cylinder one; 8-oil hydraulic cylinder two; The 9-relief valve;
The 10-oil feeding reservoir.
Embodiment
A kind of double hydraulic cylinder double-acting supercharger hydraulic system as shown in Figure 1; Comprise oil hydraulic pump 1; Said oil hydraulic pump 1 outlet is communicated with the O mouth of solenoid directional control valve 2, and the P mouth of said solenoid directional control valve 2 is communicated with fuel tank, and the A mouth of said solenoid directional control valve 2 is communicated with oil hydraulic cylinder one 7 rodless cavities; The B mouth of said solenoid directional control valve 2 is communicated with oil hydraulic cylinder 28 rodless cavities; Said oil hydraulic cylinder 28 rodless cavities are communicated with the B mouth of solenoid directional control valve 2, are that pipeline is provided with one-way valve 1, one-way valve 24, one-way valve 35 and one-way valve 46 between said oil hydraulic cylinder one 7 rod chambers and said oil hydraulic cylinder 28 rod chambers, are provided with oil feeding reservoir 10 between said one-way valve 24 and the one-way valve 35.
As shown in Figure 1, said oil hydraulic pump 1 outlet port is provided with relief valve 7.
As shown in Figure 1, said solenoid directional control valve 2 is the two-position four-way solenoid directional control valve.
As shown in Figure 1, said oil hydraulic cylinder 1 is single-rod piston formula oil hydraulic cylinder with oil hydraulic cylinder 28, and the area of said oil hydraulic cylinder one 7 piston cavity equals the area of said oil hydraulic cylinder 28 piston cavity.
As shown in Figure 1, said relief valve 9 is a pilot operated compound relief valve.
The working procedure of double hydraulic cylinder double-acting supercharger hydraulic system of the present invention is: the oil hydraulic pump 1 that at first starts this double hydraulic cylinder double-acting supercharger hydraulic system; Solenoid directional control valve 2 moves to right; The left valve position of the pressure hydraulic oil process solenoid directional control valve 2 that oil hydraulic pump 1 is discharged is to the rodless cavity fuel feeding of oil hydraulic cylinder 1; Hydraulic oil flows back to fuel tank through the left valve position of solenoid directional control valve 2 in the rodless cavity of oil hydraulic cylinder 28; To system's fuel feeding, to oil hydraulic cylinder 28 rod chamber repairings, the piston of oil hydraulic cylinder 1 moves right the hydraulic oil in the oil feeding reservoir 10 hydraulic oil in the rod chamber of oil hydraulic cylinder 1 through one-way valve 35 through one-way valve 1 simultaneously; When the block on the piston rod touched position limit switch 2ST, solenoid directional control valve 2 moved to left and resets.The right valve position of the pressure hydraulic oil process solenoid directional control valve 2 that oil hydraulic pump 1 is discharged is to the rodless cavity fuel feeding of oil hydraulic cylinder 28; Hydraulic oil flows back to fuel tank through the right valve position of solenoid directional control valve 2 in oil hydraulic cylinder one 7 rodless cavities; Simultaneously the hydraulic oil in the rod chamber of oil hydraulic cylinder 28 through one-way valve 46 to system's fuel feeding; To oil hydraulic cylinder one 7 rod chamber repairings, the piston of oil hydraulic cylinder 1 moves right hydraulic oil in the oil feeding reservoir 10, when the block on the piston rod touches position limit switch 1ST through one-way valve 24; The pressured fluid after the supercharging is back and forth discharged in solenoid directional control valve 2 switching-over that moves to right in system.
The above; It only is preferred embodiment of the present invention; Be not that the present invention is done any restriction, every technical spirit all still belongs in the protection domain of technological scheme of the present invention any simple modification, change and equivalent structure transformation that above embodiment did according to the present invention.
Claims (5)
1. double hydraulic cylinder double-acting supercharger hydraulic system; Comprise oil hydraulic pump (1); It is characterized in that: said oil hydraulic pump (1) outlet is communicated with for (2) 0 mouthfuls with solenoid directional control valve; Said solenoid directional control valve (2) P mouth is communicated with fuel tank; Said solenoid directional control valve (2) A mouth is communicated with oil hydraulic cylinder one (7) rodless cavity, and said solenoid directional control valve (2) B mouth is communicated with oil hydraulic cylinder two (8) rodless cavities, and said oil hydraulic cylinder two (8) rodless cavities are communicated with solenoid directional control valve (2) B mouth; Be that pipeline is provided with one-way valve one (3), one-way valve two (4), one-way valve three (5) and one-way valve four (6) between said oil hydraulic cylinder one (7) rod chamber and said oil hydraulic cylinder two (8) rod chambers, be provided with oil feeding reservoir (10) between said one-way valve two (4) and the one-way valve three (5).
2. according to the described a kind of double hydraulic cylinder double-acting supercharger hydraulic system of claim 1, it is characterized in that: said oil hydraulic pump (1) outlet port is provided with relief valve (7).
3. according to the described a kind of double hydraulic cylinder double-acting supercharger hydraulic system of claim 1, it is characterized in that: said solenoid directional control valve (2) is the two-position four-way solenoid directional control valve.
4. according to the described a kind of double hydraulic cylinder double-acting supercharger hydraulic system of claim 1; It is characterized in that: said oil hydraulic cylinder one (7) and oil hydraulic cylinder two (8) are single-rod piston formula oil hydraulic cylinder, and the area of said oil hydraulic cylinder one (7) piston cavity equals the area of said oil hydraulic cylinder two (8) piston cavity.
5. according to the described a kind of double hydraulic cylinder double-acting supercharger hydraulic system of claim 2, it is characterized in that: said relief valve (9) is a pilot operated compound relief valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105773826A CN102562687A (en) | 2010-12-08 | 2010-12-08 | Hydraulic system with double hydraulic cylinders for double-acting supercharger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105773826A CN102562687A (en) | 2010-12-08 | 2010-12-08 | Hydraulic system with double hydraulic cylinders for double-acting supercharger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102562687A true CN102562687A (en) | 2012-07-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105773826A Pending CN102562687A (en) | 2010-12-08 | 2010-12-08 | Hydraulic system with double hydraulic cylinders for double-acting supercharger |
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| CN (1) | CN102562687A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102852868A (en) * | 2012-07-29 | 2013-01-02 | 安徽金视界光电科技有限公司 | Fluid supercharging device |
| CN108506182A (en) * | 2018-05-09 | 2018-09-07 | 濮阳市金立机械设备有限公司 | A kind of hydraulic slurry pump and its application method |
-
2010
- 2010-12-08 CN CN2010105773826A patent/CN102562687A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102852868A (en) * | 2012-07-29 | 2013-01-02 | 安徽金视界光电科技有限公司 | Fluid supercharging device |
| CN108506182A (en) * | 2018-05-09 | 2018-09-07 | 濮阳市金立机械设备有限公司 | A kind of hydraulic slurry pump and its application method |
| CN108506182B (en) * | 2018-05-09 | 2023-09-26 | 濮阳市金立机械设备有限公司 | Hydraulic mud pump and use method thereof |
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| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120711 |