CN106402052A - Gas-liquid separation oil supply system - Google Patents
Gas-liquid separation oil supply system Download PDFInfo
- Publication number
- CN106402052A CN106402052A CN201611027818.8A CN201611027818A CN106402052A CN 106402052 A CN106402052 A CN 106402052A CN 201611027818 A CN201611027818 A CN 201611027818A CN 106402052 A CN106402052 A CN 106402052A
- Authority
- CN
- China
- Prior art keywords
- gas
- hydraulic pressure
- air inlet
- valve
- supply system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
- F15B1/26—Supply reservoir or sump assemblies
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/005—Filling or draining of fluid systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/04—Special measures taken in connection with the properties of the fluid
- F15B21/044—Removal or measurement of undissolved gas, e.g. de-aeration, venting or bleeding
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
The invention provides a gas-liquid separation oil supply system which comprises a hydraulic oil barrel. An air inlet and outlet opening is formed in the top of the hydraulic oil barrel. A gas-liquid separation device is arranged at the position, below the air inlet and outlet opening, of the upper portion of the interior of the hydraulic oil barrel. An oil outlet is formed in the lower portion of the hydraulic oil barrel and is connected with a pipeline, and a switching valve is arranged on the pipeline. The air inlet and outlet opening is connected with an air source through a pipeline, wherein the pipeline is provided with a back pressure valve and a pressure adjusting valve. According to the gas-liquid separation oil supply system, the oil-liquid separation device is additionally arranged so that the gas-liquid mixing phenomenon generated during hydraulic oil returning is effectively avoided.
Description
Technical field
The invention belongs to oil-servicing facilities field, especially relates to a kind of oil supply system of gas-liquid isolation.
Background technology
During hydraulic cylinder works, hydraulic pressure oil drum is needed to provide hydraulic oil, during the piston return of hydraulic cylinder, hydraulic oil is back to oil
In bucket, during the excessive velocities of hydraulic oil backflow, oil can be led to enter in air intake valve, block valve, affect air inlet.Hydraulic pressure simultaneously
Also air can be mixed in oil, affect hydraulic pressure.
Content of the invention
In view of this, the invention is directed to a kind of oil supply system of gas-liquid isolation, to solve the liquid of hydraulic pressure oil drum
The gas-liquid mixed problem producing during force feed backflow.
For reaching above-mentioned purpose, the technical scheme of the invention is realized in：
A kind of oil supply system of gas-liquid isolation, including hydraulic pressure oil drum, the top of hydraulic pressure oil drum is provided with air inlet/outlet, hydraulic pressure
The lower section of the inner upper air inlet/outlet of oil drum is provided with gas-liquid isolating device；
The bottom of described hydraulic pressure oil drum is provided with oil-out, and oil-out is connected with pipeline, and described pipeline is provided with out
Close valve；
Described air inlet/outlet is connected with source of the gas by pipeline, and described pipeline is provided with counterbalance valve and pressure regulator valve.
Further, described gas-liquid isolating device includes being arranged on the check valve at air inlet/outlet, the liquid of check valve bottom
It is provided with labyrinth structure, the lower section of the top labyrinth structure within hydraulic pressure oil drum is provided with wire netting in grease container.
Further, described wire netting is helical structure.
Further, described switch valve is arranged in parallel the electrically-controlled valve for protecting against shock.
Further, the outside of described hydraulic pressure oil drum is provided with the pressure gauge for showing hydraulic pressure oil drum pressure.
Further, it is provided with level display device outside described hydraulic pressure oil drum.
A kind of forcing press, including the oil supply system of gas-liquid isolation described above.
With respect to prior art, a kind of oil supply system of the gas-liquid isolation described in the invention has the advantage that：
(1) the invention increased gas-liquid isolating device, effectively prevents the gas-liquid mixed producing during hydraulic oil return
Phenomenon；
(2) the invention increased electrically-controlled valve, and after the completion of work, electrically-controlled valve can carry out pressure release to hydraulic cylinder, prevents
Only after the rapid unlatching of switch valve, the piston rapid return impact hydraulic cylinder of hydraulic cylinder.
Brief description
The accompanying drawing constituting the part of the invention is used for providing the invention is further understood, and the present invention creates
The schematic description and description made is used for explaining the invention, does not constitute the improper restriction to the invention.?
In accompanying drawing：
Fig. 1 is the structural representation described in the invention embodiment；
Fig. 2 is the structural representation of the forcing press described in the invention embodiment.
Description of reference numerals：
1- airdraulic actuator；101- cylinder；102- hydraulic cylinder；2- upper end cover；21- first gas entry outlet；3- bottom end cover；31-
Three air inlet/outlets；4- splits block；41- second gas entry outlet；42- oil inlet and outlet；5- first piston；6- first montant；7- second
Piston；8- second montant；9- hydraulic pressure oil drum；91- oil-out；92- air inlet/outlet；93- labyrinth structure；94- pressure regulator valve；95- presses
Power table；96- level display device；97- source of the gas；98- wire netting；10- pressure head；11- switch valve；12- cylinder reversal valve；13- changes
To main valve；14- Programmable Logic Controller；15- electronic ruler；16- Safety control valve；17- electrically-controlled valve；18- counterbalance valve.
Specific embodiment
It should be noted that in the case of not conflicting, the embodiment in the invention and the feature in embodiment can
To be mutually combined.
In the description of the invention it is to be understood that term " " center ", " longitudinal ", " horizontal ", " on ", D score,
The orientation of instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outward " or position relationship are
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the invention and simplifies description, rather than instruction
Or the hint device of indication or element must have specific orientation, with specific azimuth configuration and operation, be not therefore understood that
It is the restriction to the invention.Additionally, term " first ", " second " etc. are only used for describing purpose, and it is not intended that indicating
Or hint relative importance or the implicit quantity indicating indicated technical characteristic.Thus, " first ", " second " etc. are defined
Feature can express or implicitly include one or more this feature.In the description of the invention, unless separately
It is described, " multiple " are meant that two or more.
In the description of the invention, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", " being connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or integratedly
Connect；Can be to be mechanically connected or electrically connect；Can be to be joined directly together it is also possible to be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, on being understood by concrete condition
State concrete meaning in the invention for the term.
To describe the invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
As depicted in figs. 1 and 2, a kind of oil supply system of gas-liquid isolation, including airdraulic actuator 1, hydraulic pressure oil drum 9, cylinder commutation
Valve 12, commutation main valve 13, Programmable Logic Controller 14.Programmable Logic Controller 14 respectively with commutation main valve 13, cylinder reversal valve 12 and
Switch valve 11 electrically connects, and controls the switch of commutation main valve 13, cylinder reversal valve 12 and switch valve 11.
The inner hollow of airdraulic actuator 1, airdraulic actuator 1 upper/lower terminal is respectively arranged with upper end cover 2 and bottom end cover 3, airdraulic actuator 1
Bosom be provided with segmentation block 4, segmentation block 4 airdraulic actuator 1 is divided into separate two spaces, upper space is to use gas
Body provides the cylinder 101 of power, and lower space is to provide the hydraulic cylinder 102 of power with liquid.It is provided with outside on upper end cover 2
The first air inlet/outlet 21 connecting with cylinder 101.It is relatively set with second to enter what outside was connected with cylinder 101 on segmentation block 4
Gas outlet 41 and the oil inlet and outlet 42 that outside is connected with hydraulic cylinder 102.It is provided with outside and hydraulic cylinder 102 on bottom end cover 3
3rd air inlet/outlet 31 of internal connection.Cylinder 101 inner upper has been horizontally disposed with first piston 5, the side wall of first piston 5 with
Hermetic design between cylinder 101 inwall, first piston 5 can do reciprocal fortune by the vertical direction under the pressure effect of gas
Dynamic.It is connected with the first perpendicular montant 6, the lower end of the first montant 6 passes through segmentation block 4 in the middle part of the lower end of first piston 5, the
When cylinder 101 internal the top, the lower end of the first montant 6 is flushed one piston 5 with the lower end of segmentation block 4.First montant 6 with point
Cut and between block 4, be provided with seal, seal prevents the gas in cylinder 101 from entering hydraulic cylinder 102, is also prevented from hydraulic cylinder simultaneously
Liquid in 102 enters cylinder 101.Hydraulic cylinder 102 inner upper has been horizontally disposed with second piston 7, the side wall of second piston 7 with
Hermetic design between hydraulic cylinder 102 inwall, second piston 7 can do reciprocal fortune by the vertical direction under the pressure effect of liquid
Dynamic.It is connected with the second perpendicular montant 8, after the lower end of the second montant 8 passes bottom end cover 3 in the middle part of the lower end of second piston 7
It is connected with for applying stressed pressure head 10 to workpiece, between the second montant 8 and bottom end cover 3, be provided with seal.
The outside of airdraulic actuator 1 is provided with the electronic ruler 15 being connected with Programmable Logic Controller 14, and electronic ruler 15 is with pressure head 10 even
Connect, for measuring the travel distance of pressure head 10.The top of hydraulic pressure oil drum 9 is provided with air inlet/outlet 92, on the inside of hydraulic pressure oil drum 9
The lower section of square air inlet/outlet 92 is provided with gas-liquid isolating device；The bottom of hydraulic pressure oil drum 9 is provided with oil-out 91, on oil-out 91
It is connected with pipeline, oil-out 91 is connected with oil inlet and outlet 42, and pipeline is provided with switch valve 11；Air inlet/outlet 92 pass through pipeline with
Source of the gas 97 connects, and pipeline is provided with counterbalance valve 18 and pressure regulator valve 94.Gas-liquid isolating device includes being arranged at air inlet/outlet 92
Check valve, be provided with labyrinth structure 93 in the hydraulic pressure oil drum 9 of check valve bottom, the import of labyrinth structure 93 and air inlet/outlet 92
Connect, the outlet of labyrinth structure 93 is arranged on inside hydraulic pressure oil drum 9.The lower section of hydraulic pressure oil drum 9 inner upper labyrinth structure 93 sets
It is equipped with the wire netting 98 of spiral disk-like structure.Check valve may only pass through gas, when hydraulic oil return, in hydraulic pressure oil drum 9
When gas pressure intensity is less than certain value, closed check valve, check valve prevents hydraulic oil to enter in air inlet pipeline.Labyrinth structure 93
Also further gas and hydraulic oil are isolated.When hydraulic oil returning quickly, hydraulic oil impacts wire netting 98, can
So that row buffering is entered to hydraulic oil.Electrically-controlled valve 17 for preventing second piston 7 impact is arranged in parallel on switch valve 11.Hydraulic oil
The outside of bucket 9 is provided with the pressure gauge 95 for showing hydraulic pressure oil drum 9 pressure.It is provided with liquid level display dress outside hydraulic pressure oil drum 9
Put 96.
First air inlet/outlet 21 and the second air inlet/outlet 41 are respectively by the different gas outlets of pipeline and cylinder reversal valve 12
Connect, cylinder reversal valve 12 is connected with source of the gas.Two gas outlets of commutation main valve 13 pass through pipeline and the 3rd air inlet/outlet respectively
31 and the air inlet/outlet 92 of hydraulic pressure oil drum 9 connect.Commutation main valve 13 and the 3rd air inlet/outlet 31 between pipeline on be provided with
The Safety control valve 16 that Programmable Logic Controller 14 connects, an interface of Safety control valve 16 is given vent to anger with commutating two of main valve 13
Mouth connects respectively, and the another one interface of Safety control valve 16 and the 3rd air inlet/outlet 31 pass through pipeline connection.Commutation main valve 13
Counterbalance valve 18 is provided with the pipeline and hydraulic pressure oil drum 9 between.
The operation principle of the invention：
During original state, first piston 5 and second piston 7 are at topmost, and Programmable Logic Controller 14 controls safe control
Valve 16 processed is opened, and Safety control valve 16 prevents second to the gas pouring certain pressure in the hydraulic cylinder 102 of second piston 7 lower end
Piston 7 drops.When needing work, the valve of the gas outlet that commutation main valve 13 is connected with hydraulic pressure oil drum 9 is opened, in hydraulic pressure oil drum 9
The liquid in face passes through switch valve 11, injects hydraulic cylinder 102, liquid fast driving second piston 7 is moved, and realizes the F.F. of pressure head 10
Action.The travel distance of pressure head 10 can feed back on electronic ruler 15, and 15 electric signals of electronic ruler pass to PLC technology
Device 14, when pressure head 10 moves to default first specified location, during Programmable Logic Controller 14 controls commutation main valve 13 to be located at
Position, now liquid stopping injection hydraulic cylinder 102, second piston 7 stop motion, fast forward action completes.Programmable Logic Controller 14 is controlled
Two valves of cylinder reversal valve 12 processed are all opened, gas from the first air inlet/outlet 21 enter cylinder 101 press first piston 5 to
Lower motion, the gas in cylinder 101 below first piston 5 is discharged from the second air inlet/outlet 41.First montant 6 promotes liquid,
Liquid-driving second piston 7 continues to move downward, and the work realizing pressure head 10 is entered and the supercharging to hydraulic cylinder 102.When pressure head 10 row
When entering the position specified, Programmable Logic Controller 14 controls cylinder reversal valve 12 to close, and realizes the pressurize to hydraulic cylinder 102.
After the completion of work, Programmable Logic Controller 14 controls cylinder reversal valve 12 to open, and the second air inlet/outlet 41 air inlet promotes
First piston 5 moves upwards, and the gas in first piston 5 top cylinder 101 is discharged from the first air inlet/outlet 21, first piston 5
Return.Programmable Logic Controller 14 controls electrically-controlled valve 17 to open, and because the flow of electrically-controlled valve 17 is little, electrically-controlled valve 17 is to hydraulic cylinder 102
Carry out pressure release, prevent second piston 7 impact segmentation block 4, after pressure release, Programmable Logic Controller 14 controlling switch valve 11 is opened, and controls
The gas outlet valve that commutation main valve 13 is connected with the 3rd air inlet/outlet 31 is opened.Gas enters second from the 3rd air inlet/outlet 31 and lives
Fill in and in the hydraulic cylinder 102 of 7 bottoms, promote liquid to be back in hydraulic pressure oil drum 9, pressure head 10 is returned to initial position.
The foregoing is only the preferred embodiment of the invention, not in order to limit the invention, all this
Within the spirit of innovation and creation and principle, any modification, equivalent substitution and improvement made etc., should be included in the invention
Protection domain within.
Claims (7)
1. a kind of isolation of gas-liquid oil supply system it is characterised in that：Including hydraulic pressure oil drum (9), the top setting of hydraulic pressure oil drum (9)
There is air inlet/outlet (92), the lower section of the inner upper air inlet/outlet (92) of hydraulic pressure oil drum (9) is provided with gas-liquid isolating device；
The bottom of described hydraulic pressure oil drum (9) is provided with oil-out (91), and oil-out is connected with pipeline on (91), described pipeline sets
It is equipped with switch valve (11)；
Described air inlet/outlet (92) is connected with source of the gas (97) by pipeline, and described pipeline is provided with counterbalance valve (18) and pressure regulator valve
(94).
2. gas-liquid according to claim 1 isolation oil supply system it is characterised in that：Described gas-liquid isolating device includes setting
Put the check valve at air inlet/outlet (92) place, in the hydraulic pressure oil drum (9) of check valve bottom, be provided with labyrinth structure (93), labyrinth is tied
The import of structure (93) is connected with air inlet/outlet (92), and the lower section of the internal top labyrinth structure (93) of hydraulic pressure oil drum (9) is provided with
Wire netting (98).
3. gas-liquid according to claim 2 isolation oil supply system it is characterised in that：Described wire netting (98) is tied for spiral
Structure.
4. gas-liquid according to claim 1 isolation oil supply system it is characterised in that：The upper parallel connection of described switch valve (11) sets
It is equipped with the electrically-controlled valve (17) for protecting against shock.
5. gas-liquid according to claim 1 isolation oil supply system it is characterised in that：The outside of described hydraulic pressure oil drum (9)
It is provided with the pressure gauge (95) for showing hydraulic pressure oil drum (9) pressure.
6. gas-liquid according to claim 1 isolation oil supply system it is characterised in that：Set outside described hydraulic pressure oil drum (9)
It is equipped with level display device (96).
7. a kind of forcing press it is characterised in that：Oil supply system including gas-liquid as claimed in claim 1 isolation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611027818.8A CN106402052A (en) | 2016-11-21 | 2016-11-21 | Gas-liquid separation oil supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611027818.8A CN106402052A (en) | 2016-11-21 | 2016-11-21 | Gas-liquid separation oil supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106402052A true CN106402052A (en) | 2017-02-15 |
Family
ID=58068783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611027818.8A Pending CN106402052A (en) | 2016-11-21 | 2016-11-21 | Gas-liquid separation oil supply system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106402052A (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06200728A (en) * | 1992-12-29 | 1994-07-19 | Nippon Soken Inc | Gas-liquid separating device |
| CN1139740A (en) * | 1995-06-30 | 1997-01-08 | 龙野机电技术股份公司 | Gas and liquid separator for pump set |
| CN1904343A (en) * | 2005-07-26 | 2007-01-31 | 浙江飞亚电子有限公司 | Gas liquid separater with low pressure oil supply loop |
| CN101311522A (en) * | 2008-02-04 | 2008-11-26 | 浙江飞亚电子有限公司 | Filtrating type vapor-liquid separating device |
| CN202158692U (en) * | 2011-06-28 | 2012-03-07 | 青岛海信日立空调系统有限公司 | Oil supply mechanism of multi-connected air-conditioning system |
| CN103047170A (en) * | 2011-10-17 | 2013-04-17 | 珠海格力电器股份有限公司 | Compressor oil supply system and compressor with same |
| CN103851831A (en) * | 2012-12-07 | 2014-06-11 | 昆山台佳机电有限公司 | Efficient oil cooling device with gas-liquid separation function |
| CN104729152A (en) * | 2013-12-24 | 2015-06-24 | 珠海格力电器股份有限公司 | Parallel unit oil equalizing system |
| US9109614B1 (en) * | 2011-03-04 | 2015-08-18 | Lightsail Energy, Inc. | Compressed gas energy storage system |
| CN204755020U (en) * | 2015-06-01 | 2015-11-11 | 宁波吉利罗佑发动机零部件有限公司 | Engine oil gas separator |
| CN105257367A (en) * | 2015-11-30 | 2016-01-20 | 重庆小康工业集团股份有限公司 | Oil-gas separation system for supercharged engine |
| CN105626194A (en) * | 2016-03-26 | 2016-06-01 | 浙江吉利罗佑发动机有限公司 | Labyrinth type oil-gas separation device in automobile engine |
| CN206429459U (en) * | 2016-11-21 | 2017-08-22 | 天津尚吉液压设备有限公司 | The oil supply system and forcing press of a kind of gas-liquid isolation |
-
2016
- 2016-11-21 CN CN201611027818.8A patent/CN106402052A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06200728A (en) * | 1992-12-29 | 1994-07-19 | Nippon Soken Inc | Gas-liquid separating device |
| CN1139740A (en) * | 1995-06-30 | 1997-01-08 | 龙野机电技术股份公司 | Gas and liquid separator for pump set |
| CN1904343A (en) * | 2005-07-26 | 2007-01-31 | 浙江飞亚电子有限公司 | Gas liquid separater with low pressure oil supply loop |
| CN101311522A (en) * | 2008-02-04 | 2008-11-26 | 浙江飞亚电子有限公司 | Filtrating type vapor-liquid separating device |
| US9109614B1 (en) * | 2011-03-04 | 2015-08-18 | Lightsail Energy, Inc. | Compressed gas energy storage system |
| CN202158692U (en) * | 2011-06-28 | 2012-03-07 | 青岛海信日立空调系统有限公司 | Oil supply mechanism of multi-connected air-conditioning system |
| CN103047170A (en) * | 2011-10-17 | 2013-04-17 | 珠海格力电器股份有限公司 | Compressor oil supply system and compressor with same |
| CN103851831A (en) * | 2012-12-07 | 2014-06-11 | 昆山台佳机电有限公司 | Efficient oil cooling device with gas-liquid separation function |
| CN104729152A (en) * | 2013-12-24 | 2015-06-24 | 珠海格力电器股份有限公司 | Parallel unit oil equalizing system |
| CN204755020U (en) * | 2015-06-01 | 2015-11-11 | 宁波吉利罗佑发动机零部件有限公司 | Engine oil gas separator |
| CN105257367A (en) * | 2015-11-30 | 2016-01-20 | 重庆小康工业集团股份有限公司 | Oil-gas separation system for supercharged engine |
| CN105626194A (en) * | 2016-03-26 | 2016-06-01 | 浙江吉利罗佑发动机有限公司 | Labyrinth type oil-gas separation device in automobile engine |
| CN206429459U (en) * | 2016-11-21 | 2017-08-22 | 天津尚吉液压设备有限公司 | The oil supply system and forcing press of a kind of gas-liquid isolation |
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| PB01 | Publication | ||
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Application publication date: 20170215 |