CN102562686A - Hydraulic system for double-acting supercharger - Google Patents

Hydraulic system for double-acting supercharger Download PDF

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Publication number
CN102562686A
CN102562686A CN2010105765707A CN201010576570A CN102562686A CN 102562686 A CN102562686 A CN 102562686A CN 2010105765707 A CN2010105765707 A CN 2010105765707A CN 201010576570 A CN201010576570 A CN 201010576570A CN 102562686 A CN102562686 A CN 102562686A
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CN
China
Prior art keywords
hydraulic cylinder
oil hydraulic
communicated
valve
directional control
Prior art date
Application number
CN2010105765707A
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Chinese (zh)
Inventor
郭瑞
Original Assignee
西安众智惠泽光电科技有限公司
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Application filed by 西安众智惠泽光电科技有限公司 filed Critical 西安众智惠泽光电科技有限公司
Priority to CN2010105765707A priority Critical patent/CN102562686A/en
Publication of CN102562686A publication Critical patent/CN102562686A/en

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Abstract

The invention discloses a hydraulic system 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 and a left cavity of a third hydraulic cylinder respectively, a port B of the electromagnetic reversing valve is communicated with a rod-less cavity of a second hydraulic cylinder and a right cavity of the third hydraulic cylinder respectively, a rod-end cavity of the first hydraulic cylinder and a rod-end cavity of the second hydraulic cylinder are communicated with the oil tank, the rod-less cavity of the first hydraulic cylinder and the rod-less cavity of the second hydraulic cylinder are communicated with each other by a third one-way valve and a second one-way valve, a first one-way valve is arranged between the port A of the electromagnetic valve and the rod-less cavity of the first hydraulic cylinder, and a fourth one-way valve is arranged between the port B of the electromagnetic valve and the rod-less cavity of the second hydraulic cylinder. 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

The double-acting supercharger hydraulic system

Technical field

The invention belongs to the hydraulics field, relate to a kind of hydraulic system, be specifically related to a kind of 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-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-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; Said solenoid directional control valve A mouth all is communicated with oil hydraulic cylinder one rodless cavity and oil hydraulic cylinder three left chambeies; Said solenoid directional control valve B mouth is communicated with oil hydraulic cylinder two rodless cavities and oil hydraulic cylinder three right chambeies, and said oil hydraulic cylinder one rod chamber and oil hydraulic cylinder two rod chambers all are communicated with fuel tank, and said oil hydraulic cylinder one rodless cavity and oil hydraulic cylinder two rodless cavities are through one-way valve two and one-way valve tee joint; Be provided with one-way valve one between said solenoid directional control valve A mouth and oil hydraulic cylinder one rodless cavity, be provided with one-way valve four between said solenoid directional control valve B mouth and oil hydraulic cylinder two rodless cavities.

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 said oil hydraulic cylinder three is a through-rod piston formula oil hydraulic cylinder.

The area of said oil hydraulic cylinder one piston cavity equals the area of said oil hydraulic cylinder two piston cavity, and the area of said oil hydraulic cylinder three piston cavity is greater than the area of oil hydraulic cylinder one 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-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-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-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; 9-oil hydraulic cylinder three;

The 10-relief valve.

Embodiment

A kind of 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; 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 all is communicated with oil hydraulic cylinder one 7 rodless cavities and oil hydraulic cylinder 39 left chambeies, and the B mouth of said solenoid directional control valve 2 is communicated with oil hydraulic cylinder 28 rodless cavities and oil hydraulic cylinder 39 right chambeies; Said oil hydraulic cylinder one 7 rod chambers and oil hydraulic cylinder 28 rod chambers all are communicated with fuel tank; Said oil hydraulic cylinder one 7 rodless cavities and oil hydraulic cylinder 28 rodless cavities are communicated with through one-way valve 24 and one-way valve 35, are provided with one-way valve 1 between the A mouth of said solenoid directional control valve 2 and oil hydraulic cylinder one 7 rodless cavities, are provided with one-way valve 46 between the B mouth of said solenoid directional control valve 2 and oil hydraulic cylinder 28 rodless cavities.

As shown in Figure 1, said oil hydraulic pump 1 outlet port is provided with relief valve 10.

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 said oil hydraulic cylinder 39 is a through-rod piston formula oil hydraulic cylinder.

As shown in Figure 1, the area of said oil hydraulic cylinder one 7 piston cavity equals the area of said oil hydraulic cylinder 28 piston cavity, and the area of said oil hydraulic cylinder 39 piston cavity is greater than the area of oil hydraulic cylinder one 7 piston cavity.

As shown in Figure 1, said relief valve 10 is a pilot operated compound relief valve.

The working procedure of double-acting supercharger hydraulic system of the present invention is: as shown in Figure 1; At first start the oil hydraulic pump 1 of this double-acting supercharger hydraulic system; Solenoid directional control valve 2 moves to right, and the left valve position of the pressure hydraulic oil process solenoid directional control valve 2 that oil hydraulic pump 1 is discharged is through the rodless cavity fuel feeding of one-way valve 1 to oil hydraulic cylinder 1, simultaneously to the left chamber of oil hydraulic cylinder 39 fuel feeding; The interior hydraulic oil of oil hydraulic cylinder one 7 rod chambers this moment passes through the channel flow oil sump tank; Hydraulic oil in the right chamber of oil hydraulic cylinder 39 flows back to fuel tank through the left valve position of solenoid directional control valve 2, the hydraulic oil in oil hydraulic cylinder 28 rodless cavities under pressure through one-way valve 35 to system's fuel feeding, this moment, piston rod moved right.

When the block on the piston rod touches position limit switch 2ST; Solenoid directional control valve 2 moves 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 through the rodless cavity fuel feeding of one-way valve 46 to oil hydraulic cylinder 28, and simultaneously to the right chamber of oil hydraulic cylinder 39 fuel feeding, the interior hydraulic oil of oil hydraulic cylinder 28 rod chambers this moment passes through the channel flow oil sump tank; Hydraulic oil in the left chamber of oil hydraulic cylinder 39 flows back to fuel tank through the right valve position of solenoid directional control valve 2; Hydraulic oil in oil hydraulic cylinder one 7 rodless cavities under pressure through one-way valve 24 to system's fuel feeding, this moment, piston rod was moved to the left, when the block on the piston rod touches position limit switch 1ST; 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 (6)

1. double-acting supercharger hydraulic system; Comprise oil hydraulic pump (1); It is characterized in that: said oil hydraulic pump (1) outlet is communicated with solenoid directional control valve (2) O mouth; Said solenoid directional control valve (2) P mouth is communicated with fuel tank, and said solenoid directional control valve (2) A mouth all is communicated with oil hydraulic cylinder one (7) rodless cavity and oil hydraulic cylinder three (9) left chambeies, and said solenoid directional control valve (2) B mouth is communicated with oil hydraulic cylinder two (8) rodless cavities and oil hydraulic cylinder three (9) right chambeies; Said oil hydraulic cylinder one (7) rod chamber and oil hydraulic cylinder two (8) rod chambers all are communicated with fuel tank; Said oil hydraulic cylinder one (7) rodless cavity and oil hydraulic cylinder two (8) rodless cavities are communicated with through one-way valve two (4) and one-way valve three (5), are provided with one-way valve one (3) between said solenoid directional control valve (2) A mouth and oil hydraulic cylinder one (7) rodless cavity, are provided with one-way valve four (6) between said solenoid directional control valve (2) B mouth and oil hydraulic cylinder two (8) rodless cavities.
2. according to the described a kind of 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 (10).
3. according to the described a kind of 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-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 said oil hydraulic cylinder three (9) is a through-rod piston formula oil hydraulic cylinder.
5. according to claim 1 or 4 described a kind of double-acting supercharger hydraulic systems; It is characterized in that: the area of said oil hydraulic cylinder one (7) piston cavity equals the area of said oil hydraulic cylinder two (8) piston cavity, and the area of said oil hydraulic cylinder three (9) piston cavity is greater than the area of oil hydraulic cylinder one (7) piston cavity.
6. according to the described a kind of double-acting supercharger hydraulic system of claim 2, it is characterized in that: said relief valve (10) is a pilot operated compound relief valve.
CN2010105765707A 2010-12-08 2010-12-08 Hydraulic system for double-acting supercharger CN102562686A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010105765707A CN102562686A (en) 2010-12-08 2010-12-08 Hydraulic system for double-acting supercharger

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010105765707A CN102562686A (en) 2010-12-08 2010-12-08 Hydraulic system for double-acting supercharger

Publications (1)

Publication Number Publication Date
CN102562686A true CN102562686A (en) 2012-07-11

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Cited By (9)

* Cited by examiner, † Cited by third party
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
CN103075375A (en) * 2013-01-28 2013-05-01 长治市永华机械有限公司 Double-medium power conversion device
CN103836018A (en) * 2014-02-26 2014-06-04 长治市永华机械有限公司 Automatic reversing mechanism
CN103836013A (en) * 2014-02-26 2014-06-04 长治市永华机械有限公司 Automatic variant reversing mechanism
CN104481936A (en) * 2014-09-15 2015-04-01 薛亮 Automatic reversing hydraulic machinery
CN106762518A (en) * 2017-03-18 2017-05-31 胜利油田瑞特机械制造有限责任公司 A kind of oil-field flooding energy-saving pressurized system and its application process
CN106870472A (en) * 2017-03-31 2017-06-20 江苏建筑职业技术学院 A kind of profit pressure conversion device
CN108679005A (en) * 2018-04-23 2018-10-19 中国矿业大学 A kind of multistage Multipurpose hydraulic booster that pressure ratio is variable
TWI646266B (en) * 2016-11-22 2019-01-01 日商Smc股份有限公司 Supercharging means

Cited By (15)

* Cited by examiner, † Cited by third party
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
CN103075375A (en) * 2013-01-28 2013-05-01 长治市永华机械有限公司 Double-medium power conversion device
CN103836018A (en) * 2014-02-26 2014-06-04 长治市永华机械有限公司 Automatic reversing mechanism
CN103836013A (en) * 2014-02-26 2014-06-04 长治市永华机械有限公司 Automatic variant reversing mechanism
CN103836018B (en) * 2014-02-26 2016-05-11 长治市永华机械有限公司 Automation changement
CN103836013B (en) * 2014-02-26 2016-08-17 长治市永华机械有限公司 Automatization's allosome changement
CN104481936A (en) * 2014-09-15 2015-04-01 薛亮 Automatic reversing hydraulic machinery
CN104481936B (en) * 2014-09-15 2017-01-25 薛亮 Automatic reversing hydraulic machinery
TWI646266B (en) * 2016-11-22 2019-01-01 日商Smc股份有限公司 Supercharging means
CN106762518A (en) * 2017-03-18 2017-05-31 胜利油田瑞特机械制造有限责任公司 A kind of oil-field flooding energy-saving pressurized system and its application process
CN106870472A (en) * 2017-03-31 2017-06-20 江苏建筑职业技术学院 A kind of profit pressure conversion device
CN106870472B (en) * 2017-03-31 2018-03-09 江苏建筑职业技术学院 A kind of profit pressure conversion device
CN108679005A (en) * 2018-04-23 2018-10-19 中国矿业大学 A kind of multistage Multipurpose hydraulic booster that pressure ratio is variable
CN108679005B (en) * 2018-04-23 2019-08-27 中国矿业大学 A kind of multistage Multipurpose hydraulic booster that pressure ratio is variable
WO2019205471A1 (en) * 2018-04-23 2019-10-31 中国矿业大学 Multi-stage multipurpose hydraulic pressurizer with variable pressurization rate

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Application publication date: 20120711