CN206361213U - A kind of mechanical breather valve - Google Patents
A kind of mechanical breather valve Download PDFInfo
- Publication number
- CN206361213U CN206361213U CN201621412255.XU CN201621412255U CN206361213U CN 206361213 U CN206361213 U CN 206361213U CN 201621412255 U CN201621412255 U CN 201621412255U CN 206361213 U CN206361213 U CN 206361213U
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- CN
- China
- Prior art keywords
- valve
- pipe
- pressure
- fluid communication
- rod
- 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.)
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 40
- 239000012530 fluid Substances 0.000 claims abstract description 21
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 20
- 238000004891 communication Methods 0.000 claims abstract description 19
- 239000007789 gas Substances 0.000 claims abstract description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 8
- 239000012528 membrane Substances 0.000 claims description 7
- 239000000945 filler Substances 0.000 claims description 6
- 239000008187 granular material Substances 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
Landscapes
- Self-Closing Valves And Venting Or Aerating Valves (AREA)
- Safety Valves (AREA)
Abstract
The utility model discloses a kind of mechanical breather valve, the mechanical breather valve includes first pressure valve, second pressure valve and nitrogen pot；The first pressure valve includes the first valve body, hollow the first valve pipe and the first valve rod；First valve body includes the first down pipe, first level pipe and the first upper shed, first upper shed of the under shed of the first valve pipe and first valve body is in fluid communication, first valve rod is from top to bottom stretched into the first valve pipe, and the top of first valve rod is fixed with handwheel；Second descending fluid communication of the first level pipe of the first pressure valve and the second pressure valve, the gas outlet of the nitrogen pot and the first descending fluid communication of the first pressure valve.The mechanical breather valve that the utility model is provided is simple in construction, easy to operate, it is possible to increase oily stability in oil tank.
Description
Technical field
The utility model is related to petroleum technology field, and in particular to a kind of mechanical breather valve.
Background technology
It is made up of, is installed on oil cargo tank permeability cell pressure valve and vacuum valve, can be changed with oil gas positive/negative-pressure in oil cargo tank
And automatic open close, oil cargo tank inner and outer air pressure difference is maintained at the valve in the range of permissible value.
Publication No. CN205675571U Chinese patent application discloses a kind of breather valve, is specifically related to a kind of oil tank
Mechanical breather valve；Including bonnet, air exhalation suction inlet, valve body and exhalation of tank pipeline adpting flange, the top end of the valve body is set
There is bonnet, valve body side upper end is fixedly connected with air exhalation suction inlet, and the valve body bottom is fixedly connected with oil tank and exhaled
Suction pipe line adpting flange, the valve body Nei Cang upper ends are fixedly connected with overhead gage, the valve body and are fixedly connected with valve in the middle of storehouse
Disc carrier, the overhead gage side is fixedly connected with malleation adjusting means, and the overhead gage center is fixedly connected with control oil tank
Breather valve device, the control exhalation of tank valve gear bottom center is connected with gate valve, and the overhead gage side, which is fixed, to be connected
It is connected to negative pressure adjusting device.The patent has reached the purpose of Site Detection breather valve, can coordinate the survey of portable instrumentation scene
Result is obtained, that is, saves the time, oil tank safety coefficient can be improved again, be easy to quick detection tank valves positive/negative pressure.
Publication No. CN2095315 Chinese patent application discloses a kind of breathing safety valve, it is therefore an objective at ambient pressure, reduce
Superpressure or negative superpressure, play a part of mechanical breather valve and oil pot relief valve in pot liquid evaporating loss, compensator；Main knot
Structure is that hole k and sucker m are exhaled on linker 2, exhales and is assembled on the k of hole by exhaling cylinder 6, exhaling valve 7, exhale what valve outer barrel 9 constituted to exhale valve module,
Assembled on sucker m by suction tube 22, suction valve 23, inhale the suction valve module that valve outer barrel 19 is constituted；Major advantage, which is that sealing fluid is repeatable, to be made
With the performance of breathing safety valve is stable, is also applied for other liquid tanks.
Utility model content
The purpose of this utility model is to provide a kind of mechanical breather valve, the mechanical breather valve that the utility model is provided
It is simple in construction, it is easy to operate, it is possible to increase oily stability in oil tank.
To achieve the above object, the utility model provides a kind of mechanical breather valve, and the mechanical breather valve includes the
One pressure valve, second pressure valve and nitrogen pot；The first pressure valve includes the first valve body, hollow the first valve pipe and the first valve
Bar；First valve body includes the first down pipe, first level pipe and the first upper shed, the under shed of the first valve pipe and institute
The first upper shed for stating the first valve body is in fluid communication, and first valve rod from top to bottom stretched into the first valve pipe, and described the
The top of one valve rod is fixed with handwheel；It is provided with first valve body and separates the of first down pipe and first level pipe
One valve disc, first stem lower portion is in contact by the first filler, the first spring and rubber stopper with first valve disc；It is described
Second pressure valve includes the second valve body, hollow the second valve pipe and the second valve rod；Second valve body includes the second down pipe, the
Two horizontal tubes and the second upper shed, the second upper shed of the under shed of the second valve pipe and second valve body are in fluid communication,
Second valve rod is from top to bottom stretched into the second valve pipe, and the top of second valve rod is fixed with handwheel；Described second
The second valve disc for separating second down pipe and the second horizontal tube is provided with valve body, second stem lower portion passes through second
Filler, second spring and rubber stopper are in contact with second valve disc；The first level pipe of the first pressure valve and described the
Second descending fluid communication of two pressure valve, the gas outlet of the nitrogen pot and the first down pipe stream of the first pressure valve
Body is connected.
Preferably, it is filled with activated carbon granule in the second horizontal tube of the second pressure valve.
Preferably, first valve disc is in contact by the first rubber membrane with the upper end of first down pipe；Described
Two valve discs are in contact by the second rubber membrane with the upper end of second down pipe.
Preferably, the nitrogen pot includes tank body, air valve, goes out nitrogen tube, pressure gauge and gas meter；It is described go out nitrogen tube with
The first descending fluid communication.
Preferably, the first level pipe of the first pressure valve passes through the second descending of triple valve and the second pressure valve
Fluid communication.
The utility model has the following advantages that：
The mechanical breather valve that the utility model is provided is simple in construction, easy to operate, and nitrogen pot is set in air inlet pipe, can
Prevent the oxygen in air from being aoxidized to the oil in oil tank, so as to improve stability oily in oil tank.
Brief description of the drawings
Fig. 1 is a kind of structural representation of embodiment of the mechanical breather valve of the utility model.
Embodiment
Following examples are used to illustrate the utility model, but are not limited to scope of the present utility model.
Gasoline resists the effect of air (or oxygen) in normal temperature and liquid phase and keeps its performance not occur permanent change
Ability, be oxidation stability.The suction of conventional pressure-and-vacuum release valve for air, the oil in oil tank can be impacted so that
Influence the quality of oil.
As shown in figure 1, the utility model provides a kind of mechanical breather valve, the mechanical breather valve includes first pressure
Valve, second pressure valve and nitrogen pot；The first pressure valve includes the first valve body 101, hollow the first valve pipe 102 and the first valve
Bar 106；First valve body 101 includes the first down pipe 103, the upper shed 105 of first level pipe 104 and first, described first
First upper shed 105 of the under shed of valve pipe 102 and first valve body 101 is in fluid communication, and first valve rod 106 is by up to
Under stretch into the first valve pipe 102, the top of first valve rod 106 is fixed with handwheel 107；In first valve body 101
The first valve disc 108 for separating first down pipe 103 and first level pipe 104 is provided with, the bottom of the first valve rod 106 leads to
The first filler 109, the first spring 110 and rubber stopper 111 is crossed to be in contact with first valve disc 108；The second pressure valve bag
Include the second valve body 201, hollow the second valve pipe 202 and the second valve rod 206；Second valve body 201 includes the second down pipe
203rd, the second horizontal tube 204 and the second upper shed 205, the of the under shed of the second valve pipe 202 and second valve body 201
Two upper sheds 205 are in fluid communication, and second valve rod 206 is from top to bottom stretched into the second valve pipe 202, second valve rod
206 top is fixed with handwheel 207；It is provided with second valve body 201 and separates the level of the second down pipe 203 and second
Second valve disc 208 of pipe 204, the bottom of the second valve rod 206 passes through the second filler 209, second spring 210 and rubber stopper 211
It is in contact with second valve disc 208；Under the first level pipe 104 of the first pressure valve and the second of the second pressure valve
Row pipe 203 is in fluid communication, and the gas outlet of the nitrogen pot and the first down pipe 103 of the first pressure valve are in fluid communication.This
The mechanical breather valve that utility model is provided is simple in construction, easy to operate, sets nitrogen pot in air inlet pipe, can prevent in air
Oxygen in oil tank oil aoxidize, so as to improve stability oily in oil tank.
In order to prevent the oily pollution air overflowed in oil tank, as shown in figure 1, the second horizontal tube of the second pressure valve
Activated carbon granule 1000 can be filled with 204, activated carbon granule can adsorb oil gas ,if needed can regularly replace.
As shown in figure 1, the sealing property in order to improve breather valve, first valve disc 108 by the first rubber membrane 112 with
The upper end of first down pipe 103 is in contact；Second valve disc 208 is descending by the second rubber membrane 212 and described second
The upper end of pipe 203 is in contact.Under preferable case, in order to prevent rubber membrane by oil corrosion, pellosil can be used.
Nitrogen pot as shown in Figure 1 is well known to those skilled in the art, for example, the nitrogen pot includes tank body 301, air valve
302nd, nitrogen tube 303, pressure gauge 304 and gas meter 305 are gone out；It is described go out nitrogen tube 303 and the fluid of the first down pipe 103 connect
It is logical.
As shown in figure 1, the first level pipe 104 of the first pressure valve can pass through triple valve 400 and the described second pressure
Second down pipe 203 of power valve is in fluid communication, and the lower section entrance of triple valve can connect oil depot.
Although above having made detailed description to the utility model with generality explanation and specific embodiment,
On the basis of the utility model, it can be made some modifications or improvements, this is apparent to those skilled in the art
's.Therefore, the these modifications or improvements on the basis of without departing from the utility model spirit, belonging to the utility model will
Seek the scope of protection.
Claims (5)
1. a kind of mechanical breather valve, it is characterised in that the mechanical breather valve include first pressure valve, second pressure valve and
Nitrogen pot；The first pressure valve includes the first valve body (101), hollow the first valve pipe (102) and the first valve rod (106)；Institute
Stating the first valve body (101) includes the first down pipe (103), first level pipe (104) and the first upper shed (105), described first
The under shed of valve pipe (102) and the first upper shed (105) of first valve body (101) are in fluid communication, first valve rod
(106) from top to bottom stretch into the first valve pipe (102), the top of first valve rod (106) is fixed with handwheel (107)；
The first valve disc for separating first down pipe (103) and first level pipe (104) is provided with first valve body (101)
(108), the first valve rod (106) bottom by the first filler (109), the first spring (110) and rubber stopper (111) with it is described
First valve disc (108) is in contact；The second pressure valve includes the second valve body (201), hollow the second valve pipe (202) and second
Valve rod (206)；Second valve body (201) includes the second down pipe (203), the second horizontal tube (204) and the second upper shed
(205), the under shed of the second valve pipe (202) and the second upper shed (205) of second valve body (201) are in fluid communication,
Second valve rod (206) is from top to bottom stretched into the second valve pipe (202), and the top of second valve rod (206) is fixed
There is handwheel (207)；It is provided with second valve body (201) and separates second down pipe (203) and the second horizontal tube (204)
The second valve disc (208), the second valve rod (206) bottom passes through the second filler (209), second spring (210) and rubber stopper
(211) it is in contact with second valve disc (208)；The first level pipe (104) of the first pressure valve and the second pressure
The second down pipe (203) of valve is in fluid communication, the gas outlet of the nitrogen pot and the first down pipe of the first pressure valve
(103) it is in fluid communication.
2. mechanical breather valve according to claim 1, it is characterised in that the second horizontal tube of the second pressure valve
(204) activated carbon granule (1000) is filled with.
3. mechanical breather valve according to claim 1, it is characterised in that first valve disc (108) passes through the first rubber
Glued membrane (112) is in contact with the upper end of first down pipe (103)；Second valve disc (208) passes through the second rubber membrane
(212) upper end with second down pipe (203) is in contact.
4. mechanical breather valve according to claim 1, it is characterised in that the nitrogen pot includes tank body (301), air valve
(302) nitrogen tube (303), pressure gauge (304) and gas meter (305), are gone out；It is described go out nitrogen tube (303) and described first descending
(103) are managed to be in fluid communication.
5. mechanical breather valve according to claim 1, it is characterised in that the first level pipe of the first pressure valve
(104) it is in fluid communication by the second down pipe (203) of triple valve (400) and the second pressure valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621412255.XU CN206361213U (en) | 2016-12-20 | 2016-12-20 | A kind of mechanical breather valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621412255.XU CN206361213U (en) | 2016-12-20 | 2016-12-20 | A kind of mechanical breather valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206361213U true CN206361213U (en) | 2017-07-28 |
Family
ID=59374834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621412255.XU Active CN206361213U (en) | 2016-12-20 | 2016-12-20 | A kind of mechanical breather valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206361213U (en) |
-
2016
- 2016-12-20 CN CN201621412255.XU patent/CN206361213U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190528 Address after: 101301 No. 4 Niushan Section of Jingmi Highway, Shunyi District, Beijing Patentee after: Beijing petrochemical product development and supply Co., Ltd. Address before: 101301 No. 4 Niushan Section of Jingmi Highway, Shunyi District, Beijing Patentee before: Du Biao |
|
| TR01 | Transfer of patent right |