CN2763655Y - Automatic pressure adjustable breather valve - Google Patents
Automatic pressure adjustable breather valve Download PDFInfo
- Publication number
- CN2763655Y CN2763655Y CN 200420098466 CN200420098466U CN2763655Y CN 2763655 Y CN2763655 Y CN 2763655Y CN 200420098466 CN200420098466 CN 200420098466 CN 200420098466 U CN200420098466 U CN 200420098466U CN 2763655 Y CN2763655 Y CN 2763655Y
- Authority
- CN
- China
- Prior art keywords
- spool
- convex
- spring
- shaped
- bolt
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to an automatic pressure adjustable breather valve composed of a cylindrical valve body, a press cover, a press cap, valve cores, a safety cap, a spring, a spring base, bolts and screw caps, which is characterized in that the safety cap is connected with the cylindrical valve body by the screw cap and the bolt; an arc-shaped edge of the press cap is pressed between the safety cap and the cylindrical valve body. The corresponding arc-shaped edge of the press cap is connected with the cylindrical valve body by the bolt; the press cap is connected with the press cover by the screw cap and the bolt; a handle of the spring base is in screw connection with the center hole of the press cap; the spring base is pressed on an inner spring of the center hole of the press cap; the spring is pressed on the T-shaped valve core in center hole of the press cap; a T-shaped valve core base is connected with a bottom bolt of a convex valve core; a cruciate valve core is arranged at the center between the T-shaped valve core and the convex valve core; the upper part of the cruciate valve core is sheathed in the groove arranged at the bottom center of the T-shaped valve core, and the lower part is inserted in the center hole of the convex valve core and is pressed on the spring in the T-shaped valve core; the spring is pressed on the spring base fixed on the press cap of the convex valve core by the press cap; a breath opening is arranged at the bottom of the cylindrical valve body; a breath opening is arranged at the upper part of the circumference. Filtering nets are arranged on the two breath openings.
Description
One, technical field
The utility model relates to used automatic Regulation inhalation valve in the seawater injection technology of a kind of oil field.
Two, background technique
Offshore oilfield improves strata pressure to seawater injection at present, improves the crude oil ultimate recovery and is used as an important process measure.The natural airtight deoxidization technique of main employing on Seawater Treatment technology, to carry out air-water separation through separator behind the seawater deaeration, separator has individual inhalation valve on the top, this valve does not reach autoregulation, when the pressure of separator is lower than barometric pressure, air just enters in the separator, makes the quick-fried again oxygen of seawater after the deoxidation, causes seawater to seawater injection equipment, container, corrosion of pipe.
Three, summary of the invention
The purpose of this utility model provides a kind of automatic Regulation inhalation valve, and the quick-fried oxygen of separator causes the problem of seawater injection equipment, container, corrosion of piping in the solution Seawater Treatment technology.
The technical solution of the utility model realizes in the following manner:
The utility model is by cylinder shape valve, gland, pressure cap, spool, safety helmet, spring, spring seat, bolt, nut is formed, it is characterized in that safety helmet is connected with cylinder shape valve by bolt nut, and an arc limit of gland is pressed in therebetween, the corresponding arc limit of gland is connected with cylinder shape valve with bolt, pressure cap is connected with gland by bolt nut, the spring seat handle is threaded with the pressure cap center hole, spring seat is pressed on the gland center hole inner spring, spring is pressed on the T-shaped spool that is located in the gland center hole, the T-shaped valve core case is connected with convex spool bottom fastening bolt, the center is provided with a cross spool between T-shaped spool and the convex spool, cross spool top is enclosed within the set groove in center at the bottom of the T-shaped spool, its underpart is inserted in the center hole of convex spool, and on the pressure spring within it, spring is pressed in by pressure cap and is fixed on the spring seat on the convex spool pressure cap, establish a pneumostome at the bottom of the cylinder shape valve, its all upper lateral part is established a pneumostome, and two pneumostomes are provided with filter screen.
Gland is the cylinder T-shaped, and it is provided with center hole, and its underpart is provided with bolt hole, and its top periphery is provided with bolt hole.
The top internal diameter of cylinder shape valve is greater than the external diameter of convex spool bottom, the bottom internal diameter is less than the top external diameter of top internal diameter greater than the convex spool, be provided with three inside boss of setting upright convex spool top at the middle part, 120 ° of angles, the outer reducing boss of convex spool is pressed on the platform at reducing place in the cylinder shape valve, constitutes sealing surface.
The convex spool is provided with center hole, lower outer diameter equals the top external diameter of T-shaped spool, and its underpart internal diameter is less than the middle and lower part internal diameter, and its middle and lower part internal diameter is greater than the above internal diameter in middle and lower part, and being provided with vent in the periphery of the above center hole in middle and lower part, the upper and lower end face of convex spool is provided with bolt hole.
T-shaped spool upper circular end face periphery is provided with bolt hole, and interior week is provided with vent, and central upper portion is provided with groove, and its groove and cross spool top are movingly.
Cross spool top external diameter is less than lower outer diameter, middle part external diameter and convex spool underpart internal diameter movingly, its underpart external diameter and convex spool top internal diameter are movingly.
Pressure cap, spring seat, gland, T-shaped spool, cross spool, convex spool all with the same axle center of cylinder shape valve.
Compared with the prior art the utility model has the following advantages:
1, reasonable in design, easy to install;
2, can regulate the interior pressure of container automatically, with the variation in pressure of holding in the gas, three spool one move up and down, and adjust the sectional area of exhaust, the control air displacement;
3, when container inner pressure is very small, the convex spool drops to the end and closes, and the cross spool falls open, gas in the container effluxes from the ventilating hole of convex spool, and when the container internal air pressure was zero, the cross spool is up closed, stop air to enter in the container, avoid the quick-fried oxygen of medium in the container.
Four, description of drawings
Fig. 1 one structural representation of the present utility model;
1-cylinder shape valve 2-pneumostome 3-gland 4-safety helmet 5-convex spool 6-cross spool 7-T-shaped spool 8-spring 9-pressure cap 10-spring seat 11-bolt nut among the figure
Five, embodiment
For further disclosing the technical solution of the utility model, be described further by embodiment below in conjunction with Figure of description:
As shown in the figure, the utility model is made up of cylinder shape valve 1, pneumostome 2, gland 3, safety helmet 4, convex spool 5, cross spool 6, T-shaped spool 7, spring 8, pressure cap 9, spring seat 10 and bolt nut 11.Safety helmet is connected with cylinder shape valve by bolt nut, one side and with being pressed in therebetween of gland, the corresponding arc limit of gland is connected with cylinder shape valve with bolt.Pressure cap is connected with gland by bolt nut, the spring seat handle is threaded with the pressure cap center hole, spring seat is pressed on the interior spring of gland center hole, spring is pressed on the T-shaped spool that is located in the gland center hole, the T-shaped valve core case is connected with convex spool bottom fastening bolt, the center is provided with a cross spool between T-shaped spool and the convex spool, cross spool top is enclosed within the set groove in center at the bottom of the T-shaped spool, its underpart is inserted in the center hole of convex spool, and on the pressure spring within it, spring is pressed in by pressure cap and is fixed on the spring seat on the convex spool pressure cap, establish a pneumostome at the bottom of the cylinder shape valve, its all upper lateral part is provided with a pneumostome, and two pneumostomes are provided with filter screen.
The utility model is installed in it on moisture trap top in use, connects with the flange bolt nut.Seawater in the airtight deoxidation container of seawater rock gas enters and takes off rock gas in the moisture trap, and the variation in pressure in the moisture trap is frequent, high sometimes low sometimes, and when being lower than barometric pressure, air just enters separator, makes the quick-fried oxygen of seawater secondary after the deoxidation.This inhalation valve has been controlled the quick-fried oxygen of secondary of seawater effectively, three spool one of this inhalation valve move up and down the sectional area of adjusting exhaust with the variation in pressure in the separator, the control air displacement, when the pressure of separator is very small, the convex spool drops to the end and closes, the cross spool falls open, the gas of separator effluxes from the ventilating hole of convex spool, when the separator internal air pressure is zero, the cross spool is up closes, stop air to enter in the container, avoid the quick-fried oxygen of seawater secondary in the separator, cause problem seawater injection equipment, container, corrosive pipeline.
Claims (7)
1, a kind of automatic Regulation inhalation valve, by cylinder shape valve, gland, pressure cap, spool, safety helmet, spring, spring seat, bolt, nut is formed, it is characterized in that safety helmet is connected with cylinder shape valve by bolt nut, and an arc limit of gland is pressed in therebetween, the corresponding arc limit of gland is connected with cylinder shape valve with bolt, pressure cap is connected with gland by bolt nut, the spring seat handle is threaded with the pressure cap center hole, spring seat is pressed on the gland center hole inner spring, spring is pressed on the T-shaped spool that is located in the gland center hole, the T-shaped valve core case is connected with convex spool bottom fastening bolt, the center is provided with a cross spool between T-shaped spool and the convex spool, cross spool top is enclosed within the set groove in center at the bottom of the T-shaped spool, its underpart is inserted in the center hole of convex spool, and on the pressure spring within it, spring is pressed in by pressure cap and is fixed on the spring seat on the convex spool pressure cap, establish a pneumostome at the bottom of the cylinder shape valve, its all upper lateral part is established a pneumostome, and two pneumostomes are provided with filter screen.
2, a kind of automatic Regulation inhalation valve according to claim 1 is characterized in that gland is the cylinder T-shaped, and it is provided with center hole, and its underpart is provided with bolt hole, and its top periphery is provided with bolt hole.
3, a kind of automatic Regulation inhalation valve according to claim 1, it is characterized in that the external diameter of the top internal diameter of cylinder shape valve greater than convex spool bottom, the bottom internal diameter is less than the top external diameter of top internal diameter greater than the convex spool, be provided with three inside boss of setting upright convex spool top at the middle part, 120 ° of angles, the outer reducing boss of convex spool is pressed on the platform at reducing place in the cylinder shape valve, constitutes sealing surface.
4, a kind of automatic Regulation inhalation valve according to claim 1, it is characterized in that the convex spool is provided with center hole, lower outer diameter equals the top external diameter of T-shaped spool, its underpart internal diameter is less than the middle and lower part internal diameter, its middle and lower part internal diameter is greater than the above internal diameter in middle and lower part, and being provided with vent in the periphery of the above center hole in middle and lower part, the upper and lower end face of convex spool is provided with bolt hole.
5, a kind of automatic Regulation inhalation valve according to claim 1 is characterized in that T-shaped spool upper circular end face periphery is provided with bolt hole, and interior week is provided with vent, and central upper portion is provided with groove, and its groove and cross spool top are movingly.
6, a kind of automatic Regulation inhalation valve according to claim 1 is characterized in that cross spool top external diameter less than lower outer diameter, middle part external diameter and convex spool underpart internal diameter movingly, its underpart external diameter and convex spool top internal diameter are movingly.
7, according to claim 1,2,3,4,5,6 described a kind of automatic Regulation inhalation valves, it is characterized in that pressure cap, spring seat, gland, T-shaped spool, cross spool, convex spool all with the same axle center of cylinder shape valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420098466 CN2763655Y (en) | 2004-11-20 | 2004-11-20 | Automatic pressure adjustable breather valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420098466 CN2763655Y (en) | 2004-11-20 | 2004-11-20 | Automatic pressure adjustable breather valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2763655Y true CN2763655Y (en) | 2006-03-08 |
Family
ID=36141200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420098466 Expired - Fee Related CN2763655Y (en) | 2004-11-20 | 2004-11-20 | Automatic pressure adjustable breather valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2763655Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101936610A (en) * | 2010-09-26 | 2011-01-05 | 江苏新阪神太阳能有限公司 | Heat-preserving breather valve |
-
2004
- 2004-11-20 CN CN 200420098466 patent/CN2763655Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101936610A (en) * | 2010-09-26 | 2011-01-05 | 江苏新阪神太阳能有限公司 | Heat-preserving breather valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |