CN102345761A - Automatic exhaust valve - Google Patents
Automatic exhaust valve Download PDFInfo
- Publication number
- CN102345761A CN102345761A CN2010102496925A CN201010249692A CN102345761A CN 102345761 A CN102345761 A CN 102345761A CN 2010102496925 A CN2010102496925 A CN 2010102496925A CN 201010249692 A CN201010249692 A CN 201010249692A CN 102345761 A CN102345761 A CN 102345761A
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- Prior art keywords
- valve
- cavity
- valve seat
- valve body
- automatic control
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- Self-Closing Valves And Venting Or Aerating Valves (AREA)
- Float Valves (AREA)
Abstract
The invention relates to an automatic exhaust valve for exhausting air in a container, which structurally comprises a valve seat and a valve body, wherein the bottom of the valve seat is provided with a water inlet; the valve body is arranged at the upper end of the valve seat; cavities which are mutually communicated up and down are arranged in the valve seat and the valve body; both upper and lower ends of the cavity of the valve body are respectively an upper valve plate and a lower valve plate which can be used for sealing the cavity of the valve body; a float is arranged in the valve seat; and the float is arranged below the lower valve plate and corresponds to the lower valve plate. Compared with the prior art, the automatic exhaust valve has a simple structure and is convenient and reliable to operate. Both ends of the valve body are provided with the valve plates, so that the valve body can be used for only carrying out one-way exhaust. When the container is full filled with water, the lower valve plate is pushed by the float to lift to seal up the cavity of the valve body, so that the water cannot overflow; and then the upper valve plate is opened, so that the air is exhausted. When the water in the container is drained, a water pressure is reduced, the lower valve plate descends, the upper valve plate descends to block the cavity of the valve body so that the outside air is stopped from entering the automatic exhaust valve.
Description
Technical field
The present invention relates to a kind of outlet valve, especially relate to a kind of automatic control pressure vent.
Background technique
Outlet valve is mainly in various sealing liquid pipelines or container, and in order to getting rid of the air of assembling in pipeline or the container, or the micro-air that higher position in the container is assembled is disposed in the atmosphere, to improve the utilization efficiency of the pipeline and the pump housing.When having negative pressure to produce in the pipe, need to discharge the air in the pipe with outlet valve, do not damage with protection pipeline or container because of negative pressure.This just requires when in container, supplying water, and needs in time to discharge the gas in the container, and after container is full of water, and exhaust process should finish to make the water can not be excessive.For reaching this exhaust requirements; Existing outlet valve normally is installed in the top of a closed container, drives valve block through piston and moves, and pass through spring reset; The pressure difference that is produced by damping phenomena promotes valve block and piston overcomes spring force rising closed valve, makes the water can not be excessive.Because the rising of valve block need overcome spring power and could realize, its pressure difference needs are very big, not easy to operate, and owing to the elastic fatigue of spring, also can have influence on the effect of its exhaust.
Summary of the invention
Technical problem to be solved by this invention is the defective that overcomes above-mentioned existing technology, and a kind of automatic control pressure vent is provided, and this automatic control pressure vent is simple in structure, rate of fault is low, easy and simple to handle reliable.
For solving the problems of the technologies described above, technological scheme of the present invention is following: a kind of automatic control pressure vent comprises valve seat and valve body; Be provided with water intake in the valve seat bottom, it is characterized in that: said valve body is installed in the upper end of valve seat, is provided with the cavity of up/down perforation in valve seat and the valve body; But and the upper/lower terminal of valve cavity be respectively equipped with the closed valve cavity on valve block and lower valve; In valve seat, be provided with float, said float places the below of lower valve, and float is corresponding with lower valve.
The said valve block of going up is made up of baffle plate and diaphragm, and said baffle plate is provided with several through holes, and diaphragm places on the baffle plate, and covers through hole.
Said diaphragm is the thin structure of thick middle periphery, and is provided with Cylindrical object at the middle part, and this Cylindrical object is plugged in the jack in the middle of the baffle plate.
The said valve block of going up places on the boss in the valve cavity.
Said lower valve top is provided with the valve film, and the bottom is provided with mass.
On valve body, be provided with bonnet, between said bonnet and the valve body for being threaded.
Said bonnet is provided with vent.
Said float is hollow structure and lower ending opening, and its opening end is corresponding with the water intake of valve seat, and this float places on the lower convex platform in the valve seat cavity.
The lower outside of said valve seat is a Pierced structure.
Said lower valve places on the convex platform in the valve seat cavity.
Beneficial effect of the present invention, the present invention is compared with prior art, and is simple in structure, convenient and reliable operation, rate of fault is low; Owing to be provided with valve block at the valve body two ends, make valve body can only carry out unidirectional exhaust; When water was full of container, float rose, and promoted lower valve and rise, thereby the closed valve cavity makes the water can not be excessive, and last valve block is opened, the gas discharge; Hydraulic pressure descends when the water in the container is emitted, and float descends, and lower valve descends under action of gravity, and last valve block descends, and blocks valve cavity, has stopped the air outside entering.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is specified: a kind of automatic control pressure vent comprises valve seat 1 and valve body 2, is provided with water intake 4 in the valve seat bottom, and said valve body 2 is installed in the upper end of valve seat 1, and both can closely cooperate through mutual clamping and be integral; Can certainly use other modes to connect, for example can be to be threaded.In the upper end of valve body 2 bonnet 3 is installed, can be integral through being threaded between valve body 2 and the bonnet 3, said nut 3 is provided with vent, and perhaps nut 3 is a Pierced structure, thereby conveniently discharges the gas that from valve body 2 cavitys, comes out.Be provided with the cavity of up/down perforation in said valve seat 1 and the valve body 2, but and the upper/lower terminal of valve cavity 5 be respectively equipped with the closed valve cavity on valve block 6 and lower valve 7.Be provided with float 9 in the above-mentioned valve seat 1, said float 9 place lower valve 7 below, and corresponding with lower valve 7.Valve seat 1 internal upper part is provided with convex platform 11, and the bottom is provided with lower convex platform 12.
The above-mentioned valve block 6 of going up is made up of baffle plate 61 and diaphragm 62, and said baffle plate 61 is provided with several through holes 63, and diaphragm 62 places on the baffle plate 61, and covers the through hole 63 of baffle plate 61; Said baffle plate 61 can place on the boss 41 in the valve cavity, and diaphragm 62 can blow open under the effect of air-flow.
Above-mentioned diaphragm 62 is the thin structure of thick middle periphery, and is provided with Cylindrical object at the middle part, and this Cylindrical object is plugged in the jack 64 in the middle of the baffle plate 61, with convenient fixedly diaphragm 62; When gas gets into valve body, blow the periphery of diaphragm 62 open, thereby gas is overflowed, the periphery falling that gas is discharged rear film 62 resets better reduction and smooth.
The top of above-mentioned lower valve 7 is valve film 71, and its underpart is provided with mass 72, adjusts moving up and down of lower valve 7 with this; This lower valve places on the convex platform 11 in valve seat 1 cavity.When the valve film 71 of lower valve 7 be adsorbed onto valve cavity 5 below the time, can move down under the action of gravity of mass on the convex platform 11 of valve seat 1.
Above-mentioned float 9 is hollow structure and lower ending opening, and this opening is corresponding with the water intake 41 of valve seat 1, forms the water intake of valve seat 1.This float 9 places on the lower convex platform 12 of valve seat bottom inner chamber, is used to locate float 9.Lower outside at valve seat 1 is a Pierced structure, is convenient to the discharge of current.
Above-mentioned outlet valve is installed in the top of container, promptly is installed on the shell of tank body, and its mounting type can place valve seat 1 and valve body 2 in the container, and the upper end of valve body 2 is passed the shell of tank body and is integral through being threaded with the bonnet 3 of outside.Between valve body 2 and frame 10, be provided with seal washer 8.
Its working principle is that when being full of water in the container, water enters into this drain valve from the water intake 41 of valve seat 1 below of outlet valve; Because the pressure official post float 9 that produces rises; Float 9 promotes lower valve 7 and rises until the lower end that closes valve cavity, and water can not be overflowed from valve cavity, and the diaphragm of last valve block 6 is under the effect of gas; Open, the gas in the container is discharged from the last valve block of valve cavity.After gas was discharged, last valve block 6 resetted, and then stoped air outside to enter into valve body, made valve body only carry out unidirectional exhaust.When the water in the container was emitted, hydraulic pressure descended, and float descends, thereby lower valve is moved down under the effect of gravity, moved on the convex platform 11 in valve seat 1 cavity, set back; Lower valve, last valve block restart motion again during to next exhaust.And because the counterweight effect on the lower valve moves down lower valve under action of gravity.
Claims (10)
1. an automatic control pressure vent comprises valve seat and valve body, is provided with water intake in the valve seat bottom; It is characterized in that: said valve body is installed in the upper end of valve seat; Be provided with the cavity of up/down perforation in said valve seat and the valve body, but and the upper/lower terminal of valve cavity be respectively equipped with the closed valve cavity on valve block and lower valve, in valve seat, be provided with float; Said float places the below of lower valve, and float is corresponding with lower valve.
2. a kind of automatic control pressure vent according to claim 1 is characterized in that: the said valve block of going up is made up of baffle plate and diaphragm, and said baffle plate is provided with several through holes, and diaphragm places on the baffle plate, and covers through hole.
3. a kind of automatic control pressure vent according to claim 2 is characterized in that: said diaphragm is the thin structure of thick middle periphery, and is provided with Cylindrical object at the middle part, and this Cylindrical object is plugged in the jack in the middle of the baffle plate.
4. according to claim 2 or 3 described automatic control pressure vents, it is characterized in that: the said valve block of going up places on the boss in the valve cavity.
5. according to claim 1 or 2 or 3 described a kind of automatic control pressure vents, it is characterized in that: said lower valve top is provided with the valve film, and the bottom is provided with mass.
6. according to claim 1 or 2 or 3 described a kind of automatic control pressure vents, it is characterized in that: on valve body, be provided with bonnet, between said bonnet and the valve body for being threaded.
7. a kind of automatic control pressure vent according to claim 6 is characterized in that: said bonnet is provided with vent.
8. according to claim 1 or 2 or 3 described a kind of automatic control pressure vents, it is characterized in that: said float is hollow structure and lower ending opening, and this opening is corresponding with the water intake of valve seat, and this float places on the lower convex platform in the valve seat cavity.
9. according to claim 1 or 2 or 3 described a kind of automatic control pressure vents, it is characterized in that: the outside, bottom of said valve seat is Pierced structure.
10. according to claim 1 or 2 or 3 described a kind of automatic control pressure vents, it is characterized in that: said lower valve places on the convex platform in the valve seat cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010249692.5A CN102345761B (en) | 2010-08-03 | 2010-08-03 | Automatic exhaust valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010249692.5A CN102345761B (en) | 2010-08-03 | 2010-08-03 | Automatic exhaust valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102345761A true CN102345761A (en) | 2012-02-08 |
| CN102345761B CN102345761B (en) | 2014-08-27 |
Family
ID=45544696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010249692.5A Expired - Fee Related CN102345761B (en) | 2010-08-03 | 2010-08-03 | Automatic exhaust valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102345761B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104110499A (en) * | 2014-04-28 | 2014-10-22 | 芜湖美的厨卫电器制造有限公司 | Intake-exhaust water valve and electric water heater with same |
| CN108057188A (en) * | 2017-12-29 | 2018-05-22 | 上海宝亚安全装备股份有限公司 | A kind of outlet valve of adjustable Opening pressure |
| CN111623167A (en) * | 2019-02-28 | 2020-09-04 | 上海海立电器有限公司 | Valve seat, valve assembly and equipment with valve assembly |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2160799Y (en) * | 1993-05-10 | 1994-04-06 | 鞍山钢铁公司 | Float automatic water-stop exhaust valve |
| CN2497119Y (en) * | 2001-08-06 | 2002-06-26 | 李德永 | Automatic pipeline exhaust valve |
| US20040050418A1 (en) * | 2000-07-17 | 2004-03-18 | Koichi Yoshihara | Fluid cutoff valve device |
| JP2006316940A (en) * | 2005-05-13 | 2006-11-24 | Tlv Co Ltd | Exhaust valve |
| CN201330885Y (en) * | 2009-01-03 | 2009-10-21 | 安徽铜都阀门有限公司 | Exhaust valve of water supply pipeline |
| CN201739570U (en) * | 2010-08-03 | 2011-02-09 | 上海首科环保科技有限公司 | Automatic exhaust valve |
-
2010
- 2010-08-03 CN CN201010249692.5A patent/CN102345761B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2160799Y (en) * | 1993-05-10 | 1994-04-06 | 鞍山钢铁公司 | Float automatic water-stop exhaust valve |
| US20040050418A1 (en) * | 2000-07-17 | 2004-03-18 | Koichi Yoshihara | Fluid cutoff valve device |
| CN2497119Y (en) * | 2001-08-06 | 2002-06-26 | 李德永 | Automatic pipeline exhaust valve |
| JP2006316940A (en) * | 2005-05-13 | 2006-11-24 | Tlv Co Ltd | Exhaust valve |
| CN201330885Y (en) * | 2009-01-03 | 2009-10-21 | 安徽铜都阀门有限公司 | Exhaust valve of water supply pipeline |
| CN201739570U (en) * | 2010-08-03 | 2011-02-09 | 上海首科环保科技有限公司 | Automatic exhaust valve |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104110499A (en) * | 2014-04-28 | 2014-10-22 | 芜湖美的厨卫电器制造有限公司 | Intake-exhaust water valve and electric water heater with same |
| CN104110499B (en) * | 2014-04-28 | 2017-02-01 | 芜湖美的厨卫电器制造有限公司 | Intake-exhaust water valve and electric water heater with same |
| CN108057188A (en) * | 2017-12-29 | 2018-05-22 | 上海宝亚安全装备股份有限公司 | A kind of outlet valve of adjustable Opening pressure |
| CN111623167A (en) * | 2019-02-28 | 2020-09-04 | 上海海立电器有限公司 | Valve seat, valve assembly and equipment with valve assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102345761B (en) | 2014-08-27 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140827 Termination date: 20170803 |