CN106762869B - Breather for hydraulic oil tank spiral separating device - Google Patents
Breather for hydraulic oil tank spiral separating device Download PDFInfo
- Publication number
- CN106762869B CN106762869B CN201611229622.7A CN201611229622A CN106762869B CN 106762869 B CN106762869 B CN 106762869B CN 201611229622 A CN201611229622 A CN 201611229622A CN 106762869 B CN106762869 B CN 106762869B
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- Prior art keywords
- hydraulic oil
- cylinder
- oil
- baffles
- lid
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Classifications
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- 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
- F15B21/04—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)
- Separating Particles In Gases By Inertia (AREA)
Abstract
The present invention relates to a kind of breather for hydraulic oil tank spiral separating devices, it include the connecting seat for connecting fuel tank, the lid of the shell and setting being arranged on the connecting seat on the housing, the connecting seat is provided with venthole, it is provided with threaded hole on the lid, it further include the spiral separation portion being arranged between the shell and lid, the spiral separation portion includes cylinder, helical blade, sharf and baffles, the helical blade outer rim is fixed on the cylinder inner wall, inner edge is fixed on the sharf, the sharf lower end is flushed with the lower end of the cylinder, upper end stretches out the cylinder and is connected with the baffles.The purpose of the present invention, by in setting oil cleaner screen and spiral separation portion, can the oil particles being discharged in air be effectively adsorbed on oil cleaner screen and spiral separation portion, the oil particles concentration for reaching respirator is reduced, to the appearance for avoiding oil particles from flowing out pollution environment from the venthole of respirator, influence hydraulic oil container.
Description
Technical field
The invention belongs to fuel tank technical fields, are related to a kind of breather for hydraulic oil tank spiral separating device.
Background technology
Hydraulic oil container is as the essential oil vessel of hydraulic test, when the piston rod of hydraulic cylinder stretches out, hydraulic pressure
Pump send hydraulic oil to hydraulic cylinder, and then hydraulic oil is returned to hydraulic oil container when the piston rod of hydraulic cylinder bounces back, because
This hydraulic oil container needs setting pneumostome to be communicated with outside so that the air in babinet is passed in and out with the disengaging of hydraulic oil.When
After equipment works long hours, adrift many hydraulic oil particles in the air in hydraulic oil container, when hydraulic oil returns to hydraulic oil container
When middle, the hydraulic oil in hydraulic oil container increases, and air is discharged from pneumostome, to contain aerial hydraulic oil particle
Also it is discharged.Hydraulic oil particle is taken out of during air discharge, in hydraulic oil container often in the breathing of hydraulic oil container in order to prevent
Mouth setting respirator.
Existing respiratory organ structure is as shown in Figure 1, upper chamber 21 is by upper bed-plate 24 and is buckled in the cup-shaped on upper bed-plate 24
Upper cover is constituted, wherein enterprising gas port 25 of the center of upper bed-plate equipped with connection upper chamber, the gas outlet for connecting hydraulic oil container,
It is equipped with gas outlet 26 at the edge of upper bed-plate, cricoid filter cotton 23 is equipped in upper chamber, filter cotton 23 is interposed between enterprising gas port
Between 26 and upper chamber's air inlet 25.The respirator of this structure contains aerial liquid in the air disengaging of hydraulic oil container
Pressure oil particle is adhered on filter cotton, and when the hydraulic oil adhered on filter cotton reaches saturation, the hydraulic oil on filter cotton has with exhaling
The venthole through respirator flows out and pollutes the appearance of environment, influence hydraulic oil container under the action of the air-flow and gravity that go out.
Invention content
In view of this, the purpose of the present invention is to provide a kind of breather for hydraulic oil tank spiral separating device, by
Oil cleaner screen and spiral separation portion are set, can the oil particles being discharged in air be effectively adsorbed on oil cleaner screen and spiral separation portion,
The oil particles concentration for reaching respirator is reduced, to avoid oil particles from flowing out pollution environment from the venthole of respirator, influence liquid
The appearance of pressure oil case.
In order to achieve the above objectives, the present invention provides the following technical solutions：
Breather for hydraulic oil tank spiral separating device includes for connecting the connecting seat of fuel tank, being arranged in the connection
The lid of shell and setting on the housing on seat, the connecting seat are provided with venthole, are arranged on the lid useful
Further include the spiral separation portion being arranged between the shell and lid, the spiral separation portion in the threaded hole of connection respirator
Including cylinder, helical blade, sharf and baffles, the helical blade outer rim is fixed on the cylinder inner wall, inner edge
Be fixed on the sharf, the sharf lower end flushes with the lower end of the cylinder, the cylinder is stretched out in upper end and
It is connected with the baffles.
Further, the cylinder is conically shaped, and the conically shaped small end is provided with disk, on the periphery of the disk
It is provided with sealed groove, end face is provided with bellmouth.
Further, the lateral dimension of the baffles is more than the lateral dimension of conically shaped small end outlet, baffles
Surrounding with
It is provided with annular air channel between the disk.
Further, O-ring seals are provided on the sealed groove.
Further, described connecting seat one end is provided with the first external screw thread, the other end for connecting fuel tank pneumostome and is arranged
It is useful for fixing the cylindrical surface of the shell, intermediate outer six side being provided with for tightening, outer six sides are close to the first outer spiral shell
Line end is provided with closure gasket groove, and sealing ring is provided on the closure gasket groove.
Further, the lid includes cap tube and the connecting pole that is arranged on the inside of the cap tube, and the threaded hole runs through institute
State cap tube and connecting pole.
Further, the baffles are that inverted spherical and lower end is provided with oil absorbent material.
Further, oil cleaner screen is additionally provided between the housing bottom and spiral separation portion, the oil cleaner screen is stainless (steel) wire.
The beneficial effects of the present invention are：
The first, it is the direct of venthole that middle casing of the present invention, which is directly much larger than connecting seat, so that the air containing oil particles exists
Flow velocity in shell becomes smaller, and oil particles are adsorbed convenient for oil cleaner screen.
The second, in the top of oil cleaner screen setting spiral separation portion in the present invention, when the air stream adsorbed by oil cleaner screen
When through helical duct, remaining oil particles will be attached on helical blade, and then reduce the oil particles content in air.
The discharge area in spiral separation portion is reduced in third, the present invention, is exported out air acceleration shock when air flows through and is existed
On partition board, oil absorbent material will continue to adsorb some oil particles on partition board so that the oil particles in air are further reduced.
4th, the air of the discharge in the present invention is very rare containing oil particles after above-mentioned absorption, can be breathed completely
The filter cotton of device adsorbs, and the appearance for polluting environment outside respirator, influencing hydraulic oil container is discharged to so as to avoid oil particles.
Description of the drawings
In order to keep the purpose of the present invention, technical solution and advantageous effect clearer, the present invention provides following attached drawing and carries out
Explanation：
Fig. 1 is the structural schematic diagram of existing breather for hydraulic oil tank；
Fig. 2 is the structural schematic diagram of breather for hydraulic oil tank spiral separating device of the present invention；
Reference numeral：
1- connecting seats；2- shells；3- lids；31- cap tubes；32- connecting poles；4- spiral separations portion；41- cylinders；42- spiral shells
Vane piece；43- sharfs；44- baffles；45- disks；5-O shape sealing rings；6- sealing rings；7- oil cleaner screens；8- pressure rings.
Specific implementation mode
Below in conjunction with attached drawing, the preferred embodiment of the present invention is described in detail.
As shown in Figs. 1-2, breather for hydraulic oil tank spiral separating device includes for connecting the connecting seat 1 of fuel tank, setting
The lid 3 set the shell 2 on connecting seat 1 and be arranged on shell 2, connecting seat 1 are provided with venthole, are provided on lid 2
Threaded hole for connecting respirator, further includes the spiral separation portion 4 being arranged between shell 2 and lid 3, and spiral separation portion 4 is wrapped
Include cylinder 41, helical blade 42, sharf 43 and baffles 44,42 outer rim of helical blade is fixed on 41 inner wall of cylinder, interior
Edge is fixed on sharf 43, and 43 lower end of sharf is flushed with the lower end of cylinder 41, cylinder 41 and and barrier are stretched out in upper end
Plate 44 is connected, and pressure ring 8 is provided between spiral separation portion 4 and lid 3.In embodiment, it is ventilation that shell, which is directly much larger than connecting seat,
Hole it is direct so that the flow velocity of the air containing oil particles in the housing becomes smaller, convenient for oil cleaner screen adsorb oil particles；In oil cleaner screen
Spiral separation portion is arranged in top, and when the air adsorbed by oil cleaner screen flows through helical duct, remaining oil particles will be attached
It on helical blade, and then reduces the oil particles content in air；The discharge area in spiral separation portion is reduced, when air flows through
Air acceleration shock is exported out on partition board, partition board will continue to adsorb some oil particles so that the oil particles in air are further
It reduces, the appearance for polluting environment outside respirator, influencing hydraulic oil container is discharged to so as to avoid oil particles.
In the present embodiment, cylinder 41 is conically shaped, and conically shaped small end is provided with disk 45, is set on the periphery of disk 45
It is equipped with sealed groove, end face is provided with bellmouth.In embodiment, it is to increase outlet air that cylinder, which is designed as conically shaped,
Flow velocity so that outlet air impacts baffles so that a small amount of oil particles are adsorbed by baffles, and setting bellmouth is for side
Just the elaioleucite fallen down from baffles is returned in conically shaped, and flowed back in shell.
In the present embodiment, the lateral dimensions of baffles 44 is more than the lateral dimension of conically shaped small end outlet, and the four of baffles
It is provided with annular air channel between week and disk.In embodiment, the lateral dimension of baffles is more than the outlet of conically shaped small end
Lateral dimension is to make the gas sprayed from conically shaped all impact on baffles, to further adsorb oil particles.
O-ring seals 5 are provided in the present embodiment, on sealed groove.In embodiment, O is set on the periphery of disk
Shape sealing ring is to place oil-containing Particulate Air from the clearance leakage between spiral separation portion and shell, to contain oil particles band
Into respirator, increase the oil-containing granule density of air in respirator, is polluted to cause oil particles to be discharged to outside respirator
Environment, the appearance for influencing hydraulic oil container.
In the present embodiment, 1 one end of connecting seat is provided with the first external screw thread, the other end for connecting fuel tank pneumostome and is arranged
It is useful for the cylindrical surface of fixed shell 2, intermediate outer six side being provided with for tightening, outer six side is arranged close to the first male end
There is closure gasket groove, sealing ring 6 is provided on closure gasket groove.In embodiment, it is for shell that cylindrical surface, which is arranged, on connecting seat
Positioning, facilitate welding, outside six sides close to the first male end setting sealing ring, be in order to avoid the air containing oil particles from this
Place leaks into outside fuel tank.
In the present embodiment, lid 3 includes cap tube 31 and the connecting pole 32 in 31 inside of cap tube is arranged, and threaded hole runs through cap tube
31 and connecting pole 32.In embodiment, design threaded hole runs through cap tube and connecting pole, is to connect respirator for convenience.
In the present embodiment, baffles 44 are that inverted spherical and lower end is provided with oil absorbent material.In embodiment, by baffles
It is designed as inverted spherical, increases after adsorption area and oil absorbent material adsorb a certain amount of oil particles, convenient for being fallen under oil particles
In bellmouth.
In the present embodiment, oil cleaner screen 7 is additionally provided between 2 bottom of shell and spiral separation portion 4, oil cleaner screen 7 is stainless (steel) wire.
In embodiment, it is provided with oil cleaner screen between housing bottom and spiral separation portion, is inhaled in order to which a large amount of oil is first passed through oil cleaner screen
It is attached, when being convenient for air inspiration, by oil particles band oil return box.
Finally illustrate, preferred embodiment above is merely illustrative of the technical solution of the present invention and unrestricted, although logical
It crosses above preferred embodiment the present invention is described in detail, however, those skilled in the art should understand that, can be
Various changes are made to it in form and in details, without departing from claims of the present invention limited range.
Claims (4)
1. breather for hydraulic oil tank spiral separating device includes for connecting the connecting seat of fuel tank, being arranged in the connecting seat
On shell and setting lid on the housing, the connecting seat be provided with venthole, be provided with and be used on the lid
Connect the threaded hole of respirator, it is characterised in that：Further include the spiral separation portion being arranged between the shell and lid, the spiral shell
It includes cylinder, helical blade, sharf and baffles to revolve separation unit, and the helical blade outer rim is fixed in the cylinder
Wall, inner edge are fixed on the sharf, and the sharf lower end is flushed with the lower end of the cylinder, upper end stretches out described point
It is connected from cylinder and with the baffles；The cylinder is conically shaped, and the conically shaped small end is provided with disk, the disk
Sealed groove is provided on periphery, end face is provided with bellmouth；The baffles are that inverted spherical and lower end is provided with
Oil absorbent material；Oil cleaner screen is additionally provided between the housing bottom and spiral separation portion, the oil cleaner screen is stainless (steel) wire；The barrier
The lateral dimension of plate is more than the lateral dimension of conically shaped small end outlet, and ring is provided between the surrounding of baffles and the disk
Shape air duct.
2. breather for hydraulic oil tank spiral separating device according to claim 1, it is characterised in that：The sealed groove
On be provided with O-ring seals.
3. breather for hydraulic oil tank spiral separating device according to claim 1, it is characterised in that：The connecting seat one
End be provided with for connect the first external screw thread, the other end of fuel tank pneumostome be provided with cylindrical surface for fixing the shell,
Centre is provided with outer six side for tightening, and outer six sides are provided with closure gasket groove, the sealing close to the first male end
Sealing ring is provided on annular groove.
4. breather for hydraulic oil tank spiral separating device according to claim 1, it is characterised in that：The lid includes
Cap tube and the connecting pole being arranged on the inside of the cap tube, the threaded hole run through the cap tube and connecting pole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611229622.7A CN106762869B (en) | 2016-12-27 | 2016-12-27 | Breather for hydraulic oil tank spiral separating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611229622.7A CN106762869B (en) | 2016-12-27 | 2016-12-27 | Breather for hydraulic oil tank spiral separating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106762869A CN106762869A (en) | 2017-05-31 |
| CN106762869B true CN106762869B (en) | 2018-10-30 |
Family
ID=58922849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611229622.7A Active CN106762869B (en) | 2016-12-27 | 2016-12-27 | Breather for hydraulic oil tank spiral separating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106762869B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3249904B2 (en) * | 1995-10-24 | 2002-01-28 | 日立建機株式会社 | Air breather for hydraulic oil tank |
| KR20100016131A (en) * | 2007-04-03 | 2010-02-12 | 지멘스 워터 테크놀로지스 코포레이션 | Systems and methods for liquid separation |
| CN201519524U (en) * | 2009-08-05 | 2010-07-07 | 广东省韶关钢铁集团有限公司 | Mist catcher |
| CN202867428U (en) * | 2012-10-22 | 2013-04-10 | 武汉市青山区飞龙科工贸有限公司 | Hydraulic filter |
| CN103277351B (en) * | 2013-06-19 | 2016-05-04 | 广西柳工机械股份有限公司 | Hydraulic oil container respirator |
| CN104759142B (en) * | 2015-04-10 | 2016-09-21 | 中国航空工业集团公司航空动力控制系统研究所 | Combination filter |
| CN106014539B (en) * | 2016-06-28 | 2018-12-04 | 蔡婕 | A kind of gs-oil separator equipped with trochoid spiral channel |
-
2016
- 2016-12-27 CN CN201611229622.7A patent/CN106762869B/en active Active
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| Publication number | Publication date |
|---|---|
| CN106762869A (en) | 2017-05-31 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20180831 Address after: 225000 Sanxing Road, Hangzhou City, Yangzhou, Jiangsu, 1 Applicant after: Yangzhou Hangji creative design Park Co. Ltd. Address before: No. 83 North Street, Shapingba District, Chongqing Applicant before: Chongqing Youcui Science & Technology Co., Ltd. |
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| GR01 | Patent grant |