CN106640788A - Pre-compression type breather - Google Patents
Pre-compression type breather Download PDFInfo
- Publication number
- CN106640788A CN106640788A CN201611230381.8A CN201611230381A CN106640788A CN 106640788 A CN106640788 A CN 106640788A CN 201611230381 A CN201611230381 A CN 201611230381A CN 106640788 A CN106640788 A CN 106640788A
- Authority
- CN
- China
- Prior art keywords
- exhaust
- compression type
- breathing seat
- air inlet
- seat
- 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
- F15B21/04—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)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The invention relates to a pre-compression type breather. The pre-compression type breather comprises a breathing seat, an upper cover arranged on the breathing seat and a cotton net filter element arranged between the breathing seat and the upper cover. The pre-compression type breather further comprises an exhaust valve assembly and an intake valve assembly which are arranged on the breathing seat. The exhaust valve assembly comprises an exhaust valve element, an exhaust spring and an exhaust screwed plug. The intake valve assembly comprises an intake valve element, an intake spring and an intake screwed plug. The periphery of the top of the bearing seat is provided with an air outlet, and the inner portion of the breathing seat is sequentially provided with a first round hole, a first conical hole, a first valve element hole and a first threaded hole from the lower end. The pre-compression type breather aims to achieve the purposes that through the exhaust valve assembly and the intake assembly arranged on the breathing seat, a certain positive pressure is kept in an oil tank; and meanwhile, a partition plate is arranged at an outlet of the exhaust valve, the concentration of oil particles reaching the cotton net filter element is reduced, so that the cotton net filter element absorbs oil particles beneficially, and the situations that because a large quantity of oil particles flows out from the air outlet of the breather, the environment is polluted, and the appearance of the hydraulic oil tank is influenced are avoided.
Description
Technical field
The invention belongs to fuel tank technical field, is related to a kind of pre-compression type respirator.
Background technology
Hydraulic oil container is used as the requisite oil vessel of hydraulic test, when the piston rod of hydraulic jack stretches out, hydraulic pressure
Pump delivers to hydraulic oil in hydraulic jack, and then hydraulic oil is returned to hydraulic oil container when the piston rod of hydraulic jack bounces back, because
This hydraulic oil container needs setting pneumostome to communicate with outside so that the air in casing is passed in and out with the turnover of hydraulic oil.Have
When in order to maintain certain tank internal pressure, ensure the relatively reliable work of oil pump, need to adopt exhaling with pre-compression function
Haustorium, due to certain pressure, be easier when the air of hydraulic oil container is discharged by oil particles from venthole take out of and dirty
Dye environment, the outward appearance for affecting hydraulic oil container.
The content of the invention
In view of this, it is an object of the invention to provide a kind of pre-compression type respirator, by the row arranged on expiration seat
Air-valve assembly and air inlet valve module, realize keeping normal pressure certain in fuel tank, while baffles are set on exhaust valve outlet port,
The oil particles concentration up to web filter core is reduced to, so as to be conducive to web filter core to absorb oil particles, it is to avoid substantial amounts of oil particles from
The venthole of respirator flows out pollution environment, affects the outward appearance of hydraulic oil container.
To reach above-mentioned purpose, the present invention provides following technical scheme：
A kind of pre-compression type respirator, including breathe seat, the upper lid being arranged on the breathing seat, be arranged on the breathing
Web filter core between seat and the upper lid, also including the combination valve being arranged on the breathing seat, the combination valve includes exhaust
Valve module and air inlet valve module, the exhaust valve component includes exhaust plug, exhaust spring and exhaust screw plug, the air inlet valve group
Part includes air inlet valve element, air inlet spring and air inlet screw plug, and the surrounding at the top of the breathing seat is provided with gas outlet, inside from lower end
Start to be disposed with the first circular hole for exhaust, the first taper hole for exhaust plug sealing, for the exhaust
The first spool bore that valve element slides and the first screwed hole for installing exhaust screw plug, the upper lid inside arrange baffles and under
End is provided with oil absorbent material.
Further, the exhaust plug includes cone portion and the guide part being wholely set, on the periphery of the guide part
A plurality of air discharge duct is provided with, the end of the guide part is provided with the annular groove for placing exhaust spring, the air bleeding valve
Core inner starts to be disposed with the Oil Guide taper hole for oil-collecting, the second circular hole for air-breathing from guide part end, for described
Second taper hole of air inlet seal spool, the second spool bore slided for the air inlet valve element and for installing air inlet screw plug the
Two screwed holes.
Further, the air inlet valve element includes sealing and the sliding part being wholely set, and the sealing is tapered, described
Multiple air admission holes are provided with sliding part.
Further, the lateral dimension of the baffles is more than the lateral dimension of first screwed hole, the surrounding of baffles
Annular air channel is provided with between the breathing seat.
Further, item is also set up between the baffles and the upper lid connecting pole, and the baffles are inverted spherical crown
Shape.
Further, it is described to breathe the groove being provided with seat and upper lid for fixing the web filter core, the breathing
Seat lower end is provided with the 3rd screw thread and close 3rd end of thread end face being connected with fuel tank and is provided with closure gasket groove, the sealing
O-ring seals are provided with annular groove.
Further, it is provided with sealing gasket between the web filter core and the breathing seat and upper lid.
The beneficial effects of the present invention is：
Firstth, by arranging combination valve on expiration seat in the present invention, realize keeping normal pressure certain in fuel tank, work as fuel tank
Again can normal air-breathing when interior pressure is reduced, it is to avoid air pressure is too low in fuel tank, affect the work of oil pump.
Baffles are set on exhaust valve outlet port the secondth, in the present invention and on baffles oil absorbent material is set, be reduced to reach
The oil particles concentration of web filter core, so as to be conducive to web filter core to absorb oil particles, reduces the leakage rate of oil particles, it is to avoid a large amount of
Oil particles flow out pollution environment, affect the outward appearance of hydraulic oil container from the venthole of respirator.
3rd, it is not only linkage function seat to be breathed in the present invention, or for installing the valve body of air bleeding valve；Exhaust plug
Also it is not only valve element, or the valve body of intake valve arranges Oil Guide taper hole in exhaust plug upper end, convenient to collect to fall from baffles
Under oil droplet, be easy to enter fuel tank by air admission hole during air-breathing.
Description of the drawings
In order that the purpose of the present invention, technical scheme and beneficial effect are clearer, the present invention provides drawings described below and carries out
Explanation：
Fig. 1 is a kind of structural representation of pre-compression type respirator of the invention；
Fig. 2 is the structural representation of present invention breathing seat；
Fig. 3 is the structural representation of exhaust plug of the present invention；
Fig. 4 is the structural representation of air inlet valve element of the present invention；
Reference：
1- breathes seat；Cover on 2-；3- web filter cores；4- exhaust valve components；41- exhaust plugs；42- exhaust springs；43- is arranged
Gas screw plug；5- air inlet valve modules；51- air inlet valve elements；52- air inlet springs；53- air inlet screw plugs；6- baffles；7- oil absorbent materials；8-
Connecting pole 9-O shape sealing rings；10- sealing gaskets.
Specific embodiment
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described in detail.
As Figure 1-4, a kind of pre-compression type respirator, including breathe seat 1, the upper lid 2 being arranged on breathing seat 1, set
The web filter core 3 between breathing seat 1 and upper lid 2 is put, also including the combination valve being arranged on breathing seat 1, combination valve includes exhaust
Valve module 4 and air inlet valve module 5, exhaust valve component 4 includes exhaust plug 41, exhaust spring 42 and exhaust screw plug 43, intake valve
Component 5 includes air inlet valve element 51, air inlet spring 52 and air inlet screw plug 53, and the surrounding for breathing the top of seat 1 is provided with gas outlet, inside
Start to be disposed with the first circular hole for exhaust, the first taper hole for exhaust plug sealing from lower end, for air bleeding valve
The first spool bore that core slides and the first screwed hole for installing exhaust screw plug, the inside of upper lid 2 arranges baffles 6 and lower end sets
It is equipped with oil absorbent material 7.In embodiment, by arranging the first circular hole, the first taper hole, the first spool bore and the first screw thread on connecting seat
Hole so that the function of connecting seat is not only linkage function, or for installing the valve body of air bleeding valve；By arranging on expiration seat
Combination valve, realizes keeping normal pressure certain in fuel tank, while arranging baffles on exhaust valve outlet port, is reduced to up to web filter
The oil particles concentration of core, so as to be conducive to web filter core to absorb oil particles, reduces the leakage rate of oil particles, it is to avoid substantial amounts of oil
Grain flows out pollution environment, affects the outward appearance of hydraulic oil container from the venthole of respirator.
In the present embodiment, exhaust plug 41 includes cone portion and the guide part being wholely set, and sets on the periphery of guide part
A plurality of air discharge duct is equipped with, the end of guide part is provided with the annular groove for placing exhaust spring, from leading inside exhaust plug
Start to be disposed with the Oil Guide taper hole for oil-collecting, the second circular hole for air-breathing to portion end, for air inlet seal spool
Second taper hole, the second spool bore slided for air inlet valve element and the second screwed hole for installing air inlet screw plug.In embodiment,
Exhaust plug upper end arranges Oil Guide taper hole, is for convenience the oil that baffles drip to be focused on into intake valve port, by band during air inlet
Enter fuel tank；Air discharge duct is easy for passing through for exhaust airstream, while the valve body of exhaust plug or intake valve.
In the present embodiment, air inlet valve element 51 includes sealing and the sliding part being wholely set, and sealing is tapered, sliding part
On be provided with multiple air admission holes.In embodiment, multiple air admission holes are set, are passing through for the ease of air inlet.
In the present embodiment, the lateral dimension of baffles 6 more than the first screwed hole lateral dimension, the surrounding of baffles 6 with
Annular air channel is provided between breathing seat 1.In embodiment, the lateral dimension of baffles is more than the horizontal chi of the first screwed hole
It is very little, it is to impact on baffles for the ease of exhaust, it is easy to baffles to adsorb elaioleucite.
In the present embodiment, item is also set up between baffles 6 and upper lid connecting pole 8, and baffles 6 are inverted spherical.It is real
In applying example, connecting pole is for baffles to be fixed on into upper lid.
In the present embodiment, the groove being provided with seat 1 and upper lid 2 for fixing web filter core 3 is breathed, under breathing seat 1
End is provided with the 3rd screw thread and close 3rd end of thread end face being connected with fuel tank and is provided with closure gasket groove, sets in closure gasket groove
It is equipped with O-ring seals 9.In embodiment, arrange O-ring seals be in order to prevent oil-containing Particulate Air from the clearance leakage, so as to
Oil particles are caused to be discharged to outside respirator the outward appearance for polluting environment, affecting hydraulic oil container.
In the present embodiment, between web filter core 3 and breathing seat 1 and upper lid 2 sealing gasket 10 is provided with.In embodiment, arrange
Sealing gasket, is polluted environment, affects liquid to prevent from being discharged to outside respirator without the oil-containing granular gas of Jing web filter element filterings
The outward appearance of force feed case.
Finally illustrate, preferred embodiment above is only unrestricted to illustrate technical scheme, although logical
Cross above preferred embodiment to be described in detail the present invention, it is to be understood by those skilled in the art that can be
In form and in details various changes are made to it, without departing from claims of the present invention limited range.
Claims (7)
1. a kind of pre-compression type respirator, including breathing seat, be arranged on the breathing seat upper lid, be arranged on the breathing seat
With the web filter core between the upper lid, it is characterised in that：Also include being arranged on exhaust valve component and intake valve on the breathing seat
Component, the exhaust valve component includes exhaust plug, exhaust spring and exhaust screw plug, and the air inlet valve module includes intake valve
Core, air inlet spring and air inlet screw plug, the surrounding at the top of the breathing seat is provided with gas outlet, inside and starts to set gradually from lower end
The for having the first circular hole for exhaust, the first taper hole for exhaust plug sealing, sliding for the exhaust plug
One spool bore and the first screwed hole for installing exhaust screw plug, the upper lid inside arranges baffles and lower end is provided with oil suction
Cotton.
2. a kind of pre-compression type respirator according to claim 1, it is characterised in that：The exhaust plug includes integrally setting
The cone portion put and guide part, are provided with a plurality of air discharge duct on the periphery of the guide part, the end of the guide part is arranged
There is the annular groove for placing exhaust spring, start to be disposed with for oil-collecting from guide part end inside the exhaust plug
Oil Guide taper hole, the second circular hole for air-breathing, the second taper hole for the air inlet seal spool, for the air inlet valve element
The second spool bore slided and the second screwed hole for installing air inlet screw plug.
3. a kind of pre-compression type respirator according to claim 2, it is characterised in that：The air inlet valve element includes integrally setting
The sealing put and sliding part, the sealing is tapered, and multiple air admission holes are provided with the sliding part.
4. a kind of pre-compression type respirator according to claim 1, it is characterised in that：The lateral dimension of the baffles is big
Annular air channel is provided between the lateral dimension of first screwed hole, the surrounding of baffles and the breathing seat.
5. a kind of pre-compression type respirator according to claim 1, it is characterised in that：Between the baffles and the upper lid
Also setting up item has connecting pole, and the baffles are inverted spherical.
6. a kind of pre-compression type respirator according to claim 1, it is characterised in that：It is all provided with the breathing seat and upper lid
It is equipped with the groove for fixing the web filter core, the breathing seat lower end is provided with the 3rd screw thread that is connected with fuel tank and close
Closure gasket groove is provided with 3rd end of thread end face, in the closure gasket groove O-ring seals are provided with.
7. according to a kind of arbitrary described pre-compression type respirator of claim 1-6, it is characterised in that：The web filter core and institute
State and be provided with sealing gasket between breathing seat and upper lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611230381.8A CN106640788A (en) | 2016-12-27 | 2016-12-27 | Pre-compression type breather |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611230381.8A CN106640788A (en) | 2016-12-27 | 2016-12-27 | Pre-compression type breather |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106640788A true CN106640788A (en) | 2017-05-10 |
Family
ID=58831673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611230381.8A Pending CN106640788A (en) | 2016-12-27 | 2016-12-27 | Pre-compression type breather |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106640788A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001336413A (en) * | 2000-05-24 | 2001-12-07 | Tokyo Roki Co Ltd | Ventilator and ventilating system for closed-type crankcase containing the same |
| US7152589B2 (en) * | 2002-06-20 | 2006-12-26 | Alfa Laval Corporate Ab | Method and a device for cleaning of crankcase gas |
| CN102781543A (en) * | 2010-02-05 | 2012-11-14 | 帕克汉尼芬制造(英国)有限公司 | A separator |
| CN204386701U (en) * | 2014-12-29 | 2015-06-10 | 无锡华源凯马发动机有限公司 | A kind of single-cylinder air-cooled diesel engine valve mechanism cover respiratory organ structure |
| CN204877590U (en) * | 2015-07-11 | 2015-12-16 | 潍柴动力股份有限公司 | Oil/gas separator |
-
2016
- 2016-12-27 CN CN201611230381.8A patent/CN106640788A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001336413A (en) * | 2000-05-24 | 2001-12-07 | Tokyo Roki Co Ltd | Ventilator and ventilating system for closed-type crankcase containing the same |
| US7152589B2 (en) * | 2002-06-20 | 2006-12-26 | Alfa Laval Corporate Ab | Method and a device for cleaning of crankcase gas |
| CN102781543A (en) * | 2010-02-05 | 2012-11-14 | 帕克汉尼芬制造(英国)有限公司 | A separator |
| CN204386701U (en) * | 2014-12-29 | 2015-06-10 | 无锡华源凯马发动机有限公司 | A kind of single-cylinder air-cooled diesel engine valve mechanism cover respiratory organ structure |
| CN204877590U (en) * | 2015-07-11 | 2015-12-16 | 潍柴动力股份有限公司 | Oil/gas separator |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| AD01 | Patent right deemed abandoned |
Effective date of abandoning: 20180831 |
|
| AD01 | Patent right deemed abandoned |