CN104759207A - Energy recycling device for double-purpose and double-piston-rod hydraulic cylinder - Google Patents
Energy recycling device for double-purpose and double-piston-rod hydraulic cylinder Download PDFInfo
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- CN104759207A CN104759207A CN201510191957.3A CN201510191957A CN104759207A CN 104759207 A CN104759207 A CN 104759207A CN 201510191957 A CN201510191957 A CN 201510191957A CN 104759207 A CN104759207 A CN 104759207A
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- hydraulic cylinder
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
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Abstract
The invention belongs to the field of energy recycling machinery and in particular relates to an energy recycling device for a double-purpose and double-piston-rod hydraulic cylinder. The energy recycling device comprises a hydraulic cylinder, a direction control valve and a reverse osmosis water treatment device. Compared with the prior art, the energy recycling device is simple in structure, and reliable to work; by virtue of a modular design, the installation, testing and maintenance are convenient; the energy device can be widely applied in various water treatment devices such as seawater desalination and sewage treatment; energy can be efficiently recycled and the recycling rate is greater than 90%; the energy consummation is greatly reduced; by changing structure parameters of the hydraulic cylinder, the energy recycling device can be matched with reverse osmosis membranes of different through rates for working; when the water needing treatment is pressurized, external force and pressure remained in waste water can work together, so as to recycle energy in the waste water; the need for the external force can be greatly reduced and the energy consummation is reduced.
Description
Technical field
The invention belongs to energy regenerating machinery field, particularly, relate to a kind of double acting hydraulic cylinder with double piston rods energy recycle device.
Background technology
China's water resource is enriched, but water resource is less per capita.Along with the quickening of China's process of industrialization, and the increasingly sharpening of water environment pollution, shortage of water resources will become in the quite long period from now on the significant problem faced by needing.Original water yield cannot meet growing production and the demand of life, and people are more and more stricter to water quality requirement, and domestic water resource existence exploitation is immoderate in addition, spatial distribution is uneven.The serious problems polluted and waste, there is serious imbalance in water resource supply and demand, shortage of fresh water causes serious adverse effect to China's economy and social development to a great extent.
Resolving one of this problem method is exactly increase income, and realize this goal and just need modern water technology and water treatment facilities.Various water treatment such as such as desalinization, sewage disposal etc., greatly can increase and can utilize water source, ensures the valuable water resource needed for social development.
Water to be processed is pressurizeed by hydraulic cylinder by tradition water treatment by membrane, is input in water treatment facilities, can be recycled the water after pressurization by the water of reverse osmosis membrane, not to be gone out of use discharge by the water (including certain pressure energy) of reverse osmosis membrane.How reclaiming this part discarded pressure energy is the key technical problem that will solve in water treatment procedure.
Summary of the invention
For overcoming the defect of prior art, the invention provides a kind of double acting hydraulic cylinder with double piston rods energy recycle device, in the process to need water pressurization to be processed, pressurize under pressure energy acting in conjunction remaining in water discarded after external force and water treatment by membrane, the input of external force can be greatly reduced, make full use of energy remaining in waste water, reach the object of energy regenerating, bring good economic benefit.
For achieving the above object, the present invention adopts following proposal:
Double acting hydraulic cylinder with double piston rods energy recycle device, comprising: hydraulic cylinder, directional control valve and reverse osmosis membrane water treatment device.
Relative to prior art, the present invention has following beneficial effect:
1, structure is simple, reliable operation;
2, by modular design, installation, debugging, easy to maintenance is made;
3, desalinization can be widely used in, in the equipment of the multiple water treatment such as sewage disposal;
4, can realize efficient energy regenerating, energy recovery rate is greater than 90%, greatly reduces energy consumption;
5, the structural parameters by changing hydraulic cylinder can realize the reverse osmosis membrane coupling work from different percent of pass;
6, utilizing pressure energy acting in conjunction remaining in external force and waste water to needing during water to be processed pressurization, the demand to external force can be greatly reduced, realize the energy regenerating in waste water, reducing energy consumption.
Accompanying drawing explanation
Fig. 1 is double acting hydraulic cylinder with double piston rods energy recycle device structural representation;
In figure: 1, hydraulic cylinder, 11, small piston rod, 12, piston, 13, large piston rod, 14, cylinder barrel, the 5, first check valve, the 6, second check valve, the 7, the 3rd hydraulic control one-way valve, 8, the 4th hydraulic control one-way valve, 9, reverse osmosis membrane water treatment device, 21, former water cavity, 22, energy regenerating chamber.
Detailed description of the invention
As shown in Figure 1, double acting hydraulic cylinder with double piston rods energy recycle device, comprising: hydraulic cylinder 1, directional control valve and reverse osmosis membrane water treatment device 9; Wherein:
Hydraulic cylinder 1, comprising: small piston rod 11, piston 12, large piston rod 13, cylinder barrel 14; Cylinder barrel 14 is the round-meshed cylindrical shells in two ends, and one end is circular hole, one end of coordinating with small piston rod 11 is the circular hole coordinated with large piston rod 13; Small piston rod 11 is cylinder, and large piston rod 13 is cylinder, and piston rod 12 is disc; The diameter of small piston rod 11 is less than the diameter of large piston rod 13; The both sides of piston 12 are fixed with small piston rod 11, large piston rod 13 respectively, and piston 12 can move along the axial of piston rod 12 in cylinder barrel inside;
Small piston rod 11 one end connection bit displacement sensor, the other end and piston 12 is fixed, and small piston rod 11 and cylinder barrel 14 form former water cavity 21;
Large piston rod 13 1 termination prime mover (prime mover is not shown in FIG), the other end and piston 12 are fixed; Prime mover is internal combustion engine, motor or fluid dynamic machinery, for the input of external force; Large piston rod 13 forms energy regenerating chamber 22 with cylinder barrel 14;
Directional control valve comprises: the first check valve 5, second check valve 6, the 3rd hydraulic control one-way valve 7, the 4th hydraulic control one-way valve 8;
Reverse osmosis membrane water treatment device 9 is provided with former water inlet 91, waste water outlet 92 and useful water out 93;
The former water cavity 21 of hydraulic cylinder 1 is connected with former water input equipment by pipeline, and this pipeline is provided with the first check valve 5, first check valve 5 for controlling the suction of former water;
The former water cavity 21 of hydraulic cylinder 1 is connected with the former water inlet 91 of reverse osmosis membrane water treatment device 9 by pipeline, and this pipeline is provided with the second check valve 6, second check valve 6 for controlling the discharge of the rear former water of pressurization;
The energy regenerating chamber 22 of hydraulic cylinder 1 exports 92 by pipeline with the waste water of reverse osmosis membrane water treatment device 9 and is connected, this pipeline is provided with the 3rd hydraulic control one-way valve 7,3rd hydraulic control one-way valve 7 is for controlling the input of waste water, and the pressure that the reverse flow of the 3rd hydraulic control one-way valve 7 opens and closes by controlling oil is determined;
The energy regenerating chamber 22 of hydraulic cylinder 1 is connected with waste water device for transferring by pipeline, this pipeline is provided with the 4th hydraulic control one-way valve 8,4th hydraulic control one-way valve 8 is for controlling the discharge of having reclaimed energy waste water, and the pressure that the reverse flow of the 4th hydraulic control one-way valve 8 opens and closes by controlling oil is determined.
The operation principle of double acting hydraulic cylinder with double piston rods energy recycle device: the present invention is based on hydraulic cylinder differential principle, water discarded after reverse osmosis membrane water treatment device is introduced hydraulic cylinder energy regenerating chamber, its pressure energy contained and external force can be utilized together to pressurize to former water, so greatly reduce the input of external force.Specific as follows: large piston rod 13 stretches out in the process of cylinder barrel 14, and former water enters the former water cavity 21 in chamber by the first check valve 5, and meanwhile, in energy regenerating chamber 22, waste water is discharged by the 4th hydraulic control one-way valve 8; In the process that large piston rod 13 is retracted, waste water enters energy regenerating chamber 22 by the waste water outlet 92 of reverse osmosis membrane apparatus 9 through the 3rd hydraulic control one-way valve 7, promote piston 12 together with external force to pressurize to the former water in former water cavity 21, former water after pressurization is discharged by the second check valve 6, enter the former water population 91 of reverse osmosis membrane water treatment device 9, the useful water after reverse osmosis membrane water treatment device 9 processes is discharged by useful water out.
Raw water flow Q
1, waste water flow Q
2with useful discharge Q
3between pass be:, therefore the energy recovery efficiency of this device is greater than 90%, and the structural parameters by changing hydraulic cylinder realize and the reverse osmosis membrane coupling work of different percent of pass.
In the present invention, water is general reference, can be all kinds of water such as seawater, sewage.
Claims (9)
1. a double acting hydraulic cylinder with double piston rods energy recycle device, is characterized in that, comprising: hydraulic cylinder, directional control valve and reverse osmosis membrane water treatment device.
2. double acting hydraulic cylinder with double piston rods energy recycle device according to claim 1, is characterized in that: hydraulic cylinder, comprising: small piston rod, piston, large piston rod, cylinder barrel; Cylinder barrel is the round-meshed cylindrical shells in two ends, and one end is circular hole, one end of coordinating with small piston rod is the circular hole coordinated with large piston rod; Small piston rod is cylinder, and large piston rod is cylinder, and piston rod is disc; The diameter of small piston rod is less than the diameter of large piston rod; The both sides of piston are fixed with small piston rod, large piston rod respectively, and piston can axially moving in cylinder barrel inside along piston rod.
3. the double acting hydraulic cylinder with double piston rods energy recycle device according to claim 1-2, is characterized in that: small piston rod one end connection bit displacement sensor, the other end and piston are fixed, and small piston rod and cylinder barrel form former water cavity.
4. the double acting hydraulic cylinder with double piston rods energy recycle device according to claim 1-3, is characterized in that: large piston rod one termination prime mover, the other end and piston are fixed; Prime mover is internal combustion engine, motor or fluid dynamic machinery, for the input of external force; Large piston rod and cylinder barrel form energy regenerating chamber.
5. the double acting hydraulic cylinder with double piston rods energy recycle device according to claim 1-4, is characterized in that: directional control valve comprises: the first check valve, the second check valve, the 3rd hydraulic control one-way valve, the 4th hydraulic control one-way valve.
6. the double acting hydraulic cylinder with double piston rods energy recycle device according to claim 1-5, is characterized in that: reverse osmosis membrane water treatment device is provided with former water inlet, waste water outlet and useful water out.
7. the double acting hydraulic cylinder with double piston rods energy recycle device according to claim 1-6, it is characterized in that: the former water cavity of hydraulic cylinder is connected with former water input equipment by pipeline, this pipeline is provided with the first check valve, and the first check valve is for controlling the suction of former water.
8. the double acting hydraulic cylinder with double piston rods energy recycle device according to claim 1-7, it is characterized in that: the former water cavity of hydraulic cylinder is connected with the former water inlet of reverse osmosis membrane water treatment device by pipeline, this pipeline is provided with the second check valve, and the second check valve is for controlling the discharge of the rear former water of pressurization;
The energy regenerating chamber of hydraulic cylinder to be exported with the waste water of reverse osmosis membrane water treatment device by pipeline and is connected, this pipeline is provided with the 3rd hydraulic control one-way valve, 3rd hydraulic control one-way valve is for controlling the input of waste water, and the pressure that the reverse flow of the 3rd hydraulic control one-way valve opens and closes by controlling oil is determined;
The energy regenerating chamber of hydraulic cylinder is connected with waste water device for transferring by pipeline, this pipeline is provided with the 4th hydraulic control one-way valve, 4th hydraulic control one-way valve is for controlling the discharge of having reclaimed energy waste water, and the pressure that the reverse flow of the 4th hydraulic control one-way valve opens and closes by controlling oil is determined.
9. the double acting hydraulic cylinder with double piston rods energy recycle device according to claim 1-8, is characterized in that: water is general reference, can be all kinds of water such as seawater, sewage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510191957.3A CN104759207A (en) | 2015-04-22 | 2015-04-22 | Energy recycling device for double-purpose and double-piston-rod hydraulic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510191957.3A CN104759207A (en) | 2015-04-22 | 2015-04-22 | Energy recycling device for double-purpose and double-piston-rod hydraulic cylinder |
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| Publication Number | Publication Date |
|---|---|
| CN104759207A true CN104759207A (en) | 2015-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510191957.3A Pending CN104759207A (en) | 2015-04-22 | 2015-04-22 | Energy recycling device for double-purpose and double-piston-rod hydraulic cylinder |
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| CN (1) | CN104759207A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106428504A (en) * | 2016-10-31 | 2017-02-22 | 河北科技大学 | Small reverse osmosis seawater desalting device |
| CN108408836A (en) * | 2018-01-18 | 2018-08-17 | 宁波市鄞州知新机电设计有限公司 | A kind of desalination plant |
| WO2019024070A1 (en) * | 2017-08-04 | 2019-02-07 | 南京非并网新能源科技有限公司 | System for efficient seawater desalination utilizing new-energy |
| CN109573841A (en) * | 2017-09-29 | 2019-04-05 | 中车齐齐哈尔车辆有限公司 | A kind of curve levelling control system and its curve leveling hydraulic system for locomotive crane |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1721048A (en) * | 2005-06-17 | 2006-01-18 | 中国科学院广州能源研究所 | Strong brine energy recovery device based on reverse osmosis desalination technology |
| CN204684951U (en) * | 2015-04-22 | 2015-10-07 | 秦皇岛永纯洁海水淡化技术工程有限公司 | Double acting hydraulic cylinder with double piston rods energy recycle device |
-
2015
- 2015-04-22 CN CN201510191957.3A patent/CN104759207A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1721048A (en) * | 2005-06-17 | 2006-01-18 | 中国科学院广州能源研究所 | Strong brine energy recovery device based on reverse osmosis desalination technology |
| CN204684951U (en) * | 2015-04-22 | 2015-10-07 | 秦皇岛永纯洁海水淡化技术工程有限公司 | Double acting hydraulic cylinder with double piston rods energy recycle device |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106428504A (en) * | 2016-10-31 | 2017-02-22 | 河北科技大学 | Small reverse osmosis seawater desalting device |
| WO2019024070A1 (en) * | 2017-08-04 | 2019-02-07 | 南京非并网新能源科技有限公司 | System for efficient seawater desalination utilizing new-energy |
| CN109573841A (en) * | 2017-09-29 | 2019-04-05 | 中车齐齐哈尔车辆有限公司 | A kind of curve levelling control system and its curve leveling hydraulic system for locomotive crane |
| CN109573841B (en) * | 2017-09-29 | 2020-09-01 | 中车齐齐哈尔车辆有限公司 | Curve leveling control system for railway crane and curve leveling hydraulic system thereof |
| CN108408836A (en) * | 2018-01-18 | 2018-08-17 | 宁波市鄞州知新机电设计有限公司 | A kind of desalination plant |
| CN108408836B (en) * | 2018-01-18 | 2019-03-12 | 福建坤加建设有限公司 | A kind of desalination plant |
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Application publication date: 20150708 |
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