CN106763001A - A kind of combination valve for precommpression respirator - Google Patents
A kind of combination valve for precommpression respirator Download PDFInfo
- Publication number
- CN106763001A CN106763001A CN201611229580.7A CN201611229580A CN106763001A CN 106763001 A CN106763001 A CN 106763001A CN 201611229580 A CN201611229580 A CN 201611229580A CN 106763001 A CN106763001 A CN 106763001A
- Authority
- CN
- China
- Prior art keywords
- exhaust
- air inlet
- valve
- plug
- air
- 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.)
- Granted
Links
- 238000007789 sealing Methods 0.000 claims description 10
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 7
- 239000002828 fuel tank Substances 0.000 abstract description 11
- 239000003921 oil Substances 0.000 description 10
- 239000010720 hydraulic oil Substances 0.000 description 8
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
- 239000000341 volatile oil Substances 0.000 description 1
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
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K24/00—Devices, e.g. valves, for venting or aerating enclosures
- F16K24/02—Devices, e.g. valves, for venting or aerating enclosures the enclosure being itself a valve, tap, or cock
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Self-Closing Valves And Venting Or Aerating Valves (AREA)
Abstract
The present invention relates to a kind of combination valve for precommpression respirator, belong to fuel tank technical field, including valve body and the exhaust valve component and air inlet valve module that are arranged on the valve body, the exhaust valve component includes exhaust plug, exhaust spring and exhaust screw plug, and the air inlet valve module includes air inlet valve element, air inlet spring and air inlet screw plug.The purpose of the present invention, the combination valve can realize one-way exhaust and one-way air inlet, keep having certain normal pressure in fuel tank under normal circumstances；Again can smoothly air-breathing when tank pressure is reduced, it is to avoid air pressure is too low in fuel tank, influence oil pump normal work.
Description
Technical field
The invention belongs to fuel tank technical field, it is related to a kind of combination valve for precommpression respirator.
Background technology
Hydraulic oil container is used as the essential oil vessel of hydraulic test, when the piston rod of hydraulic jack stretches out, hydraulic pressure
Pump delivers in hydraulic jack hydraulic oil, 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 be communicated 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, it is necessary to using exhaling with pre-compression function
Haustorium, due to certain pressure, the air of hydraulic oil container be easier when discharging by oil particles from venthole take out of and dirty
The outward appearance of dye environment, influence hydraulic oil container.
The content of the invention
In view of this, it is an object of the invention to provide a kind of combination valve for precommpression respirator, the combination valve energy
One-way exhaust and one-way air inlet are realized, keeps having certain normal pressure in fuel tank under normal circumstances；When tank pressure is reduced
Again can smoothly air-breathing, it is to avoid air pressure is too low in fuel tank, influence oil pump normal work.
To reach above-mentioned purpose, the present invention provides following technical scheme：
A kind of combination valve for precommpression respirator, including breathe seat, the upper lid, the setting that are arranged on the breathing seat
The breathing seat and it is described on cover between web filter core, be formed around gas outlet, middle setting at the top of breathing seat
There is enterprising gas port, also including the combination valve being arranged on the breathing seat, the combination valve includes valve body and is arranged on the valve
Exhaust valve component and air inlet valve module on body, the exhaust valve component include exhaust plug, exhaust spring and exhaust screw plug, institute
Air inlet valve module is stated including air inlet valve element, air inlet spring and air inlet screw plug, the valve body is stepped cylinder, the stairstepping
The external screw thread for being connected with the breathing seat is provided with cylinder small end periphery, inside sets successively since male end
Be equipped with for be vented the first circular hole, for the exhaust plug sealing the first taper hole, for the exhaust plug slide
First spool bore and the first screwed hole for installing the exhaust screw plug.
Further, the exhaust plug includes the cone portion and the guide part that are 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 the exhaust spring, the row
The Oil Guide taper hole for oil-collecting, the second circular hole for air-breathing are disposed with since guide part end inside gas valve core, are used for
Second taper hole of the air inlet seal spool, for the air inlet valve element slide the second spool bore and for installing the air inlet
Second screwed hole of screw plug.
Further, the first external screw thread is provided with the exhaust screw plug periphery, is internally provided with circular hole, end face and is provided with
Flat recess.
Further, the air inlet valve element includes the sealing and sliding part that are wholely set, and the sealing is tapered, described
Multiple air admission holes are provided with sliding part.
Further, the second external screw thread is provided with the air inlet screw plug periphery, oilhole, end face is internally provided with and is provided with
Cross recess.
The beneficial effects of the present invention are：The combination valve can realize one-way exhaust and one-way air inlet, keep under normal circumstances
There is certain normal pressure in fuel tank；Again can smoothly air-breathing when tank pressure is reduced, it is to avoid air pressure is too low in fuel tank, influence
The normal work of oil pump.
Brief 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 combination valve for precommpression respirator of the invention；
Fig. 2 is the structural representation of exhaust plug of the invention；
Fig. 3 is the structural representation of air inlet valve element of the invention；
Reference：
1- valve bodies；2- exhaust valve components；21- exhaust plugs；22- exhaust springs；23- is vented screw plug；3- air inlet valve modules；
31- air inlet valve elements；32- air inlet springs；33- air inlet screw plugs.
Specific embodiment
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described in detail.
As Figure 1-3, a kind of combination valve for precommpression respirator, including valve body 1 and the row being arranged on valve body
Air-valve assembly 2 and air inlet valve module 3, exhaust valve component 2 include exhaust plug 21, exhaust spring 22 and exhaust screw plug 23, air inlet
Valve module 3 includes air inlet valve element 31, air inlet spring 32 and air inlet screw plug 33, and valve body 1 is stepped cylinder, stairstepping cylinder
Be provided with small end periphery for the breathing external screw thread that is connected of seat 1, it is internal be disposed with since male end for
Exhaust the first circular hole, for exhaust plug 31 sealing the first taper hole, for exhaust plug 31 slide the first spool bore and
The first screwed hole for installing exhaust screw plug 33.Exhaust passage and inlet channel are provided with embodiment, on combination valve, are vented
Passage is successively including the circular hole on the air discharge duct on the first circular hole, the first taper hole, exhaust plug, the first spool bore and exhaust screw plug
Constitute, inlet channel is including the air admission hole on Oil Guide taper hole, the second circular hole, the second taper hole, air inlet valve element, the second spool bore and enters
Oilhole on gas screw plug is constituted；The combination valve can realize one-way exhaust and one-way air inlet, keep having one in fuel tank under normal circumstances
Fixed normal pressure；Again can smoothly air-breathing when tank pressure is reduced, it is to avoid air pressure is too low, influence oil pump normal in fuel tank
Work.
In the present embodiment, exhaust plug 21 includes the cone portion and the guide part that are wholely set, is set 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 22, inside exhaust plug 21
The Oil Guide taper hole for oil-collecting, the second circular hole for air-breathing are disposed with since guide part end, for air inlet valve element 31
Second taper hole of sealing, the second spool bore slided for air inlet valve element 31 and the second screw thread for installing air inlet screw plug 33
Hole.In embodiment, Oil Guide taper hole is that the oil that the circular hole of venting plug drips is focused on into intake valve port for convenience, quilt during air inlet
Bring fuel tank into.
In the present embodiment, the first external screw thread is provided with the exhaust periphery of screw plug 23, circular hole, end face setting is internally provided with
There is flat recess.In embodiment, the first external screw thread is used for fixed exhaust screw plug, and circular hole is used to be vented, and flat recess is vented for rotating
Plug.
In the present embodiment, air inlet valve element 31 includes the sealing and sliding part that are wholely set, and sealing is tapered, sliding part
On be provided with multiple air admission holes.In embodiment, the multiple air admission holes set on sliding part, are passing through for the ease of air inlet.
In the present embodiment, the second external screw thread is provided with the periphery of air inlet screw plug 33, oilhole, end face setting is internally provided with
There is cross recess.In embodiment, the second external screw thread is used to fix air inlet screw plug, and oilhole is used for air inlet and excessively oily, cross recess for turn
Dynamic air inlet plug.
Finally illustrate, preferred embodiment above is merely illustrative of the technical solution of the present invention and unrestricted, 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
Various changes are made to it in form and in details, without departing from claims of the present invention limited range.
Claims (5)
1. a kind of combination valve for precommpression respirator, it is characterised in that：Including valve body and the row being arranged on the valve body
Air-valve assembly and air inlet valve module, the exhaust valve component include exhaust plug, exhaust spring and exhaust screw plug, the intake valve
Component includes air inlet valve element, air inlet spring and air inlet screw plug, and on the valve body, the valve body is stepped cylinder, the rank
Be provided with trapezoidal cylinder body small end periphery for the breathing external screw thread that is connected of seat, it is internal since male end according to
It is secondary be provided with for be vented the first circular hole, for the exhaust plug sealing the first taper hole, for the exhaust plug slide
The first dynamic spool bore and the first screwed hole for installing the exhaust screw plug.
2. a kind of combination valve for precommpression respirator according to claim 1, it is characterised in that：The exhaust plug
Including the cone portion being wholely set and guide part, a plurality of air discharge duct, the guide part are provided with the periphery of the guide part
End be provided with annular groove for placing the exhaust spring, inside the exhaust plug since guide part end successively
It is provided with the Oil Guide taper hole for oil-collecting, the second circular hole for air-breathing, the second taper hole for the air inlet seal spool, use
The second spool bore slided in the air inlet valve element and the second screwed hole for installing the air inlet screw plug.
3. a kind of combination valve for precommpression respirator according to claim 1, it is characterised in that：The exhaust screw plug
The first external screw thread is provided with periphery, circular hole, end face is internally provided with and is provided with flat recess.
4. a kind of combination valve for precommpression respirator according to claim 2, it is characterised in that：The air inlet valve element
Including the sealing and sliding part that are wholely set, the sealing is tapered, and multiple air admission holes are provided with the sliding part.
5. a kind of combination valve for precommpression respirator according to claim 2, it is characterised in that：The air inlet screw plug
The second external screw thread is provided with periphery, oilhole, end face is internally provided with and is provided with cross recess.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611229580.7A CN106763001B (en) | 2016-12-27 | 2016-12-27 | A kind of combination valve for precommpression respirator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611229580.7A CN106763001B (en) | 2016-12-27 | 2016-12-27 | A kind of combination valve for precommpression respirator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106763001A true CN106763001A (en) | 2017-05-31 |
| CN106763001B CN106763001B (en) | 2018-05-15 |
Family
ID=58922787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611229580.7A Active CN106763001B (en) | 2016-12-27 | 2016-12-27 | A kind of combination valve for precommpression respirator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106763001B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108980427A (en) * | 2018-09-06 | 2018-12-11 | 李阳 | Adjustable pressure-constant safety exhaust |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20119702U1 (en) * | 2001-12-05 | 2002-02-28 | Festo AG & Co, 73734 Esslingen | Compressed air maintenance unit |
| KR20080029575A (en) * | 2006-09-29 | 2008-04-03 | 두산인프라코어 주식회사 | Air breather replaceable filter |
| CN201241883Y (en) * | 2008-08-19 | 2009-05-20 | 李依霏 | Pressurization hydraulic oil tank respirator |
| CN201771878U (en) * | 2010-09-13 | 2011-03-23 | 浙江杭叉工程机械集团股份有限公司 | Multifunctional hydraulic oil tank respirator |
| CN205423356U (en) * | 2016-02-27 | 2016-08-03 | 山推工程机械股份有限公司 | Pressurization formula hydraulic tank respirator |
-
2016
- 2016-12-27 CN CN201611229580.7A patent/CN106763001B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20119702U1 (en) * | 2001-12-05 | 2002-02-28 | Festo AG & Co, 73734 Esslingen | Compressed air maintenance unit |
| KR20080029575A (en) * | 2006-09-29 | 2008-04-03 | 두산인프라코어 주식회사 | Air breather replaceable filter |
| CN201241883Y (en) * | 2008-08-19 | 2009-05-20 | 李依霏 | Pressurization hydraulic oil tank respirator |
| CN201771878U (en) * | 2010-09-13 | 2011-03-23 | 浙江杭叉工程机械集团股份有限公司 | Multifunctional hydraulic oil tank respirator |
| CN205423356U (en) * | 2016-02-27 | 2016-08-03 | 山推工程机械股份有限公司 | Pressurization formula hydraulic tank respirator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108980427A (en) * | 2018-09-06 | 2018-12-11 | 李阳 | Adjustable pressure-constant safety exhaust |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106763001B (en) | 2018-05-15 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180418 Address after: Yongchun County, Quanzhou City, Fujian province 362600 Hu Shan Zhen Pu Village No. 256 Applicant after: QUANZHOU HONGSHENG LIULI CO.,LTD. Address before: No. 83, Shapingba North Street, Shapingba District, Chongqing Applicant before: CHONGQING ZHUIMENG TECHNOLOGY CO.,LTD. |
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| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240521 Address after: 362000 No. 1702, building 4, Liuxia garden, Chifeng Road, Chidian Town, Jinjiang City, Quanzhou City, Fujian Province Patentee after: QUANZHOU HUAXIANG INDUSTRIAL DESIGN Co.,Ltd. Country or region after: China Address before: No. 256, Puxia Village, Hushan Town, Yongchun County, Quanzhou City, Fujian Province, 362600 Patentee before: QUANZHOU HONGSHENG LIULI CO.,LTD. Country or region before: China |