CN203162312U - Exhaust valve - Google Patents
Exhaust valve Download PDFInfo
- Publication number
- CN203162312U CN203162312U CN 201320171798 CN201320171798U CN203162312U CN 203162312 U CN203162312 U CN 203162312U CN 201320171798 CN201320171798 CN 201320171798 CN 201320171798 U CN201320171798 U CN 201320171798U CN 203162312 U CN203162312 U CN 203162312U
- Authority
- CN
- China
- Prior art keywords
- ball float
- silicone band
- outlet valve
- shell
- floating ball
- 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 exhaust valve used for a liquid pipeline system, and aims to provide an exhaust valve with high quality. The exhaust valve comprises an upper housing, a base, a floating ball and a silicone band, wherein the upper housing and the base are connected with each other to form a valve chamber; the floating ball and the silicone band are mounted in the valve chamber; the floating ball is fixed on a vertical rail inside the upper housing, and can move along the rail; the lower part of the silicone band is fixed on the upper housing; and the uper part of the silicone band is positioned between the upper housing and the floating ball. When the exhaust valve is in operation, the floating ball moves downwards along the rail to enable gas to be exhausted from a normally opened exhaust outlet of the exhaust valve; and after the gas pressure in the valve chamber is reduced, the floating ball moves upwards under the buoyancy of the water till the second inclined plane on the floating ball and the upper part of the silicone band to press the first inclined plane of the upper housing, so that the vavle chamber is isolated from the external gas to form a seal. Therefore, the purpose of improving the quality of the exhaust valve is achieved.
Description
Technical field
The utility model relates to the safety valve that uses in a kind of common engineering, particularly relates to a kind of outlet valve for liquid line.
Background technique
In the present domestic irrigation component market, the outlet valve kind is many, according to different pipeline sizes, selects different outlet valves.Outlet valve is a kind of device that can remove equipment and ducted unnecessary gas automatically, main effect is when having gas to overflow in the system, gas can move upward along pipeline, finally accumulate in the peak of system, reach certain pressure when gas enters the top that the outlet valve valve pocket accumulates in outlet valve, pressure is during greater than system pressure, and gas can make that the water surface descends in the chamber, ball float descends with water level, opens relief opening; After gas drained, water level rose, and ball float also rises thereupon, closes relief opening.Though the various product working principles on the market are basic identical, quality is uneven.
The model utility content
The technical problems to be solved in the utility model provides a kind of high-quality outlet valve.
The utility model outlet valve comprises shell, base, ball float and silicone band, and last shell links to each other with base, forms valve pocket jointly, and ball float and silicone band are installed in the valve pocket.
The utility model outlet valve, wherein said going up on the side wall of outer shell is processed with a vertical track, ball float is installed on the track, the ball float top is processed with a breach, go up simultaneously the shell upper left side and have first tapered plane, be processed with a relief opening of often opening on first tapered plane, and second tapered plane that has with the ball float upper left side is parallel;
The utility model outlet valve, wherein said silicone band bottom is fixed on the inwall of shell, and top is between second tapered plane of first tapered plane of last shell and ball float, and the top is fixed on the ball float.
The utility model outlet valve, the wherein said shell of going up is connected with base by thread, offers annular groove with corresponding section, last shell bottom on the described base inner wall, and seal ring is installed in the annular groove.
The utility model outlet valve, wherein said ball float top is processed with a breach, and the top of described silicone band is fixed in this breach, can move up and down with ball float.
The utility model outlet valve, wherein said silicone band adopts the silica gel material, and its top is sheet.
The utility model outlet valve, when outlet valve was not worked, because gravity effect or suction function, ball float can be fallen on the base along track, and the top of silicone band is also along with ball float moves down, the Exhaust Open on this moment first tapered plane.During the outlet valve proper functioning, be full of water in the pipeline, ball float under floating function along on vertical track on the side wall of outer shell move upward, when second tapered plane on the ball float is pressed on silicone band top on first tapered plane, the relief opening sealing on first tapered plane.Along with ducted gas constantly enters the outlet valve top by pipeline, the air pressure at outlet valve top can constantly increase along with the increase of gas flow, ball float can move down at the effect lower edge of air pressure track, when dropping to the relief opening that makes outlet valve with the position that valve pocket is communicated with, gas will be discharged from relief opening.When gas flow in the valve pocket reduced gradually, ball float moved up under the buoyancy of water effect, and again with the relief opening sealing, valve pocket and ambient atmos are isolated up to ball float, form sealing again.
The utility model outlet valve difference from prior art is to adopt the rail mounted design in being connected of last shell, ball float and silicone band, ball float can both accurately be pressed on the silicone band along track at every turn, after valve pocket internal pressure balance, first tapered plane, silicone band and second tapered plane are combined closely, in time seal relief opening, anti-sealing enters valve body from relief opening discharge and the gas of valve body from relief opening, thereby has reached the purpose of improving the quality of products.
Below in conjunction with accompanying drawing the utility model outlet valve is described further.
Description of drawings
Fig. 1 is outlet valve exhaust close state sectional view;
Fig. 2 is outlet valve Exhaust Open state sectional view;
Fig. 3 is the plan view of ball float in the outlet valve shown in Figure 1;
Fig. 4 is the plan view of silicone band in the outlet valve shown in Figure 1;
Fig. 5 is the side view of silicone band shown in Figure 4.
Embodiment
The utility model is a kind of outlet valve, and specific embodiment of the utility model is described with reference to the accompanying drawings.
As depicted in figs. 1 and 2, this outlet valve comprises: go up shell 1, base 2, ball float 3 and silicone band 4.
Be processed with a vertical track 7 on the sidewall of last shell 1, go up shell 1 upper left side simultaneously and have on first tapered plane, 11, the first tapered planes 11 and be processed with a relief opening of often opening 6.Base 2 and last shell 1 be by being threaded, and constitutes valve pocket 8 with last shell 1 is common, offers annular groove with corresponding section, last shell 1 bottom on base 2 inwalls simultaneously, and seal ring 5 is installed in the annular groove, seals.
As shown in Figures 2 and 3, ball float 3 tops are processed with a breach 9, and the upper left side has second tapered plane 12, and parallel with relief opening 6 places first tapered plane 11 of last shell 1 top, ball float 3 is installed on the vertical track 7 of shell 1 sidewall, can move up and down.
Shown in Fig. 2, Fig. 3, Figure 4 and 5, silicone band 4 adopts the silica gel material, the bottom is fixed on the inwall of shell 1, the top of silicone band 4 is sheet, it is between second tapered plane 12 of first tapered plane 11 of last shell 1 and ball float 3, the top of silicone band 4 is cylinder type, is fixed on 9 li of the breach that ball float 3 tops process.
Working state when Fig. 1 is the outlet valve exhaust close.
When outlet valve was not worked, because gravity effect or suction function, ball float 3 can be fallen on the base 2 along track, and the top of silicone band 4 is also along with ball float 3 moves down.Relief opening 6 on first tapered plane 11 is opened at this moment.
Working state when Fig. 2 is the outlet valve Exhaust Open.
During the outlet valve proper functioning, be full of water in the pipeline, ball float under floating function along on vertical track on the side wall of outer shell move upward, when second tapered plane 12 on the ball float is pressed on silicone band top on first tapered plane 11, relief opening 6 sealings on first tapered plane 11.Along with ducted gas constantly enters outlet valve by pipeline, the air pressure at outlet valve top can constantly increase along with the increase of gas flow, ball float 3 can move down at the effect lower edge of air pressure track, when dropping to the relief opening 6 that makes outlet valve with the position that valve pocket 8 is communicated with, gas will be discharged from relief opening 6, when gas flow reduces gradually in the valve pocket 8, ball float 3 moves up under the buoyancy of water effect, again relief opening 6 is sealed up to ball float 3, valve pocket 8 is isolated with ambient atmos, forms sealing again.
Above-described embodiment is described preferred implementation of the present utility model; be not that scope of the present utility model is limited; under the prerequisite that does not break away from the utility model design spirit; various distortion and improvement that those of ordinary skills make the technical solution of the utility model all should fall in the definite protection domain of the utility model claims.
Claims (4)
1. an outlet valve comprises shell, base, ball float and silicone band, and last shell links to each other with base, forms valve pocket jointly, and ball float and silicone band are installed in the valve pocket, it is characterized in that:
Described going up on the side wall of outer shell is processed with a vertical track, described ball float is slidingly installed in orbit, go up simultaneously the shell upper left side and have first tapered plane, be processed with a relief opening of often opening on first tapered plane, and second tapered plane that has with the ball float upper left side is parallel;
Described silicone band bottom is fixed on the inwall of shell, and top is between second tapered plane of first tapered plane of last shell and ball float, and the top is fixed on the ball float.
2. outlet valve according to claim 1 is characterized in that: the described shell of going up is connected with base by thread, offers annular groove with corresponding section, last shell bottom on the described base inner wall, and seal ring is installed in the annular groove.
3. outlet valve according to claim 1, it is characterized in that: described ball float top is processed with a breach, and the top of described silicone band is fixed in this breach.
4. outlet valve according to claim 1 is characterized in that: described silicone band adopts the silica gel material, and its top is sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320171798 CN203162312U (en) | 2013-04-08 | 2013-04-08 | Exhaust valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320171798 CN203162312U (en) | 2013-04-08 | 2013-04-08 | Exhaust valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203162312U true CN203162312U (en) | 2013-08-28 |
Family
ID=49023495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320171798 Expired - Fee Related CN203162312U (en) | 2013-04-08 | 2013-04-08 | Exhaust valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203162312U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107158756A (en) * | 2017-06-23 | 2017-09-15 | 周剑锋 | A kind of boiler air water hermetic separation device |
-
2013
- 2013-04-08 CN CN 201320171798 patent/CN203162312U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107158756A (en) * | 2017-06-23 | 2017-09-15 | 周剑锋 | A kind of boiler air water hermetic separation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130828 Termination date: 20210408 |